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-rw-r--r--drivers/video/Kconfig8
-rw-r--r--drivers/video/Makefile1
-rw-r--r--drivers/video/msm/Makefile19
-rw-r--r--drivers/video/msm/mddi.c828
-rw-r--r--drivers/video/msm/mddi_client_dummy.c97
-rw-r--r--drivers/video/msm/mddi_client_nt35399.c255
-rw-r--r--drivers/video/msm/mddi_client_toshiba.c283
-rw-r--r--drivers/video/msm/mddi_hw.h305
-rw-r--r--drivers/video/msm/mdp.c538
-rw-r--r--drivers/video/msm/mdp_csc_table.h582
-rw-r--r--drivers/video/msm/mdp_hw.h621
-rw-r--r--drivers/video/msm/mdp_ppp.c750
-rw-r--r--drivers/video/msm/mdp_scale_tables.c766
-rw-r--r--drivers/video/msm/mdp_scale_tables.h38
-rw-r--r--drivers/video/msm/msm_fb.c636
15 files changed, 5727 insertions, 0 deletions
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 11af4cb8924..05184a1c3e9 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -2124,6 +2124,14 @@ config FB_PRE_INIT_FB
Select this option if display contents should be inherited as set by
the bootloader.
+config FB_MSM
+ tristate
+ depends on FB && ARCH_MSM
+ select FB_CFB_FILLRECT
+ select FB_CFB_COPYAREA
+ select FB_CFB_IMAGEBLIT
+ default y
+
config FB_MX3
tristate "MX3 Framebuffer support"
depends on FB && MX3_IPU
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index 01a819f4737..f4b6c150bd0 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -126,6 +126,7 @@ obj-$(CONFIG_FB_OMAP) += omap/
obj-$(CONFIG_XEN_FBDEV_FRONTEND) += xen-fbfront.o
obj-$(CONFIG_FB_CARMINE) += carminefb.o
obj-$(CONFIG_FB_MB862XX) += mb862xx/
+obj-$(CONFIG_FB_MSM) += msm/
# Platform or fallback drivers go here
obj-$(CONFIG_FB_UVESA) += uvesafb.o
diff --git a/drivers/video/msm/Makefile b/drivers/video/msm/Makefile
new file mode 100644
index 00000000000..802d6ae523f
--- /dev/null
+++ b/drivers/video/msm/Makefile
@@ -0,0 +1,19 @@
+
+# core framebuffer
+#
+obj-y := msm_fb.o
+
+# MDP DMA/PPP engine
+#
+obj-y += mdp.o mdp_scale_tables.o mdp_ppp.o
+
+# MDDI interface
+#
+obj-y += mddi.o
+
+# MDDI client/panel drivers
+#
+obj-y += mddi_client_dummy.o
+obj-y += mddi_client_toshiba.o
+obj-y += mddi_client_nt35399.o
+
diff --git a/drivers/video/msm/mddi.c b/drivers/video/msm/mddi.c
new file mode 100644
index 00000000000..f2de5a1acd6
--- /dev/null
+++ b/drivers/video/msm/mddi.c
@@ -0,0 +1,828 @@
+/*
+ * MSM MDDI Transport
+ *
+ * Copyright (C) 2007 Google Incorporated
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/dma-mapping.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/spinlock.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <mach/msm_iomap.h>
+#include <mach/irqs.h>
+#include <mach/board.h>
+#include <linux/delay.h>
+
+#include <mach/msm_fb.h>
+#include "mddi_hw.h"
+
+#define FLAG_DISABLE_HIBERNATION 0x0001
+#define FLAG_HAVE_CAPS 0x0002
+#define FLAG_HAS_VSYNC_IRQ 0x0004
+#define FLAG_HAVE_STATUS 0x0008
+
+#define CMD_GET_CLIENT_CAP 0x0601
+#define CMD_GET_CLIENT_STATUS 0x0602
+
+union mddi_rev {
+ unsigned char raw[MDDI_REV_BUFFER_SIZE];
+ struct mddi_rev_packet hdr;
+ struct mddi_client_status status;
+ struct mddi_client_caps caps;
+ struct mddi_register_access reg;
+};
+
+struct reg_read_info {
+ struct completion done;
+ uint32_t reg;
+ uint32_t status;
+ uint32_t result;
+};
+
+struct mddi_info {
+ uint16_t flags;
+ uint16_t version;
+ char __iomem *base;
+ int irq;
+ struct clk *clk;
+ struct msm_mddi_client_data client_data;
+
+ /* buffer for rev encap packets */
+ void *rev_data;
+ dma_addr_t rev_addr;
+ struct mddi_llentry *reg_write_data;
+ dma_addr_t reg_write_addr;
+ struct mddi_llentry *reg_read_data;
+ dma_addr_t reg_read_addr;
+ size_t rev_data_curr;
+
+ spinlock_t int_lock;
+ uint32_t int_enable;
+ uint32_t got_int;
+ wait_queue_head_t int_wait;
+
+ struct mutex reg_write_lock;
+ struct mutex reg_read_lock;
+ struct reg_read_info *reg_read;
+
+ struct mddi_client_caps caps;
+ struct mddi_client_status status;
+
+ void (*power_client)(struct msm_mddi_client_data *, int);
+
+ /* client device published to bind us to the
+ * appropriate mddi_client driver
+ */
+ char client_name[20];
+
+ struct platform_device client_pdev;
+};
+
+static void mddi_init_rev_encap(struct mddi_info *mddi);
+
+#define mddi_readl(r) readl(mddi->base + (MDDI_##r))
+#define mddi_writel(v, r) writel((v), mddi->base + (MDDI_##r))
+
+void mddi_activate_link(struct msm_mddi_client_data *cdata)
+{
+ struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+ client_data);
+
+ mddi_writel(MDDI_CMD_LINK_ACTIVE, CMD);
+}
+
+static void mddi_handle_link_list_done(struct mddi_info *mddi)
+{
+}
+
+static void mddi_reset_rev_encap_ptr(struct mddi_info *mddi)
+{
+ printk(KERN_INFO "mddi: resetting rev ptr\n");
+ mddi->rev_data_curr = 0;
+ mddi_writel(mddi->rev_addr, REV_PTR);
+ mddi_writel(mddi->rev_addr, REV_PTR);
+ mddi_writel(MDDI_CMD_FORCE_NEW_REV_PTR, CMD);
+}
+
+static void mddi_handle_rev_data(struct mddi_info *mddi, union mddi_rev *rev)
+{
+ int i;
+ struct reg_read_info *ri;
+
+ if ((rev->hdr.length <= MDDI_REV_BUFFER_SIZE - 2) &&
+ (rev->hdr.length >= sizeof(struct mddi_rev_packet) - 2)) {
+
+ switch (rev->hdr.type) {
+ case TYPE_CLIENT_CAPS:
+ memcpy(&mddi->caps, &rev->caps,
+ sizeof(struct mddi_client_caps));
+ mddi->flags |= FLAG_HAVE_CAPS;
+ wake_up(&mddi->int_wait);
+ break;
+ case TYPE_CLIENT_STATUS:
+ memcpy(&mddi->status, &rev->status,
+ sizeof(struct mddi_client_status));
+ mddi->flags |= FLAG_HAVE_STATUS;
+ wake_up(&mddi->int_wait);
+ break;
+ case TYPE_REGISTER_ACCESS:
+ ri = mddi->reg_read;
+ if (ri == 0) {
+ printk(KERN_INFO "rev: got reg %x = %x without "
+ " pending read\n",
+ rev->reg.register_address,
+ rev->reg.register_data_list);
+ break;
+ }
+ if (ri->reg != rev->reg.register_address) {
+ printk(KERN_INFO "rev: got reg %x = %x for "
+ "wrong register, expected "
+ "%x\n",
+ rev->reg.register_address,
+ rev->reg.register_data_list, ri->reg);
+ break;
+ }
+ mddi->reg_read = NULL;
+ ri->status = 0;
+ ri->result = rev->reg.register_data_list;
+ complete(&ri->done);
+ break;
+ default:
+ printk(KERN_INFO "rev: unknown reverse packet: "
+ "len=%04x type=%04x CURR_REV_PTR=%x\n",
+ rev->hdr.length, rev->hdr.type,
+ mddi_readl(CURR_REV_PTR));
+ for (i = 0; i < rev->hdr.length + 2; i++) {
+ if ((i % 16) == 0)
+ printk(KERN_INFO "\n");
+ printk(KERN_INFO " %02x", rev->raw[i]);
+ }
+ printk(KERN_INFO "\n");
+ mddi_reset_rev_encap_ptr(mddi);
+ }
+ } else {
+ printk(KERN_INFO "bad rev length, %d, CURR_REV_PTR %x\n",
+ rev->hdr.length, mddi_readl(CURR_REV_PTR));
+ mddi_reset_rev_encap_ptr(mddi);
+ }
+}
+
+static void mddi_wait_interrupt(struct mddi_info *mddi, uint32_t intmask);
+
+static void mddi_handle_rev_data_avail(struct mddi_info *mddi)
+{
+ union mddi_rev *rev = mddi->rev_data;
+ uint32_t rev_data_count;
+ uint32_t rev_crc_err_count;
+ int i;
+ struct reg_read_info *ri;
+ size_t prev_offset;
+ uint16_t length;
+
+ union mddi_rev *crev = mddi->rev_data + mddi->rev_data_curr;
+
+ /* clear the interrupt */
+ mddi_writel(MDDI_INT_REV_DATA_AVAIL, INT);
+ rev_data_count = mddi_readl(REV_PKT_CNT);
+ rev_crc_err_count = mddi_readl(REV_CRC_ERR);
+ if (rev_data_count > 1)
+ printk(KERN_INFO "rev_data_count %d\n", rev_data_count);
+
+ if (rev_crc_err_count) {
+ printk(KERN_INFO "rev_crc_err_count %d, INT %x\n",
+ rev_crc_err_count, mddi_readl(INT));
+ ri = mddi->reg_read;
+ if (ri == 0) {
+ printk(KERN_INFO "rev: got crc error without pending "
+ "read\n");
+ } else {
+ mddi->reg_read = NULL;
+ ri->status = -EIO;
+ ri->result = -1;
+ complete(&ri->done);
+ }
+ }
+
+ if (rev_data_count == 0)
+ return;
+
+ prev_offset = mddi->rev_data_curr;
+
+ length = *((uint8_t *)mddi->rev_data + mddi->rev_data_curr);
+ mddi->rev_data_curr++;
+ if (mddi->rev_data_curr == MDDI_REV_BUFFER_SIZE)
+ mddi->rev_data_curr = 0;
+ length += *((uint8_t *)mddi->rev_data + mddi->rev_data_curr) << 8;
+ mddi->rev_data_curr += 1 + length;
+ if (mddi->rev_data_curr >= MDDI_REV_BUFFER_SIZE)
+ mddi->rev_data_curr =
+ mddi->rev_data_curr % MDDI_REV_BUFFER_SIZE;
+
+ if (length > MDDI_REV_BUFFER_SIZE - 2) {
+ printk(KERN_INFO "mddi: rev data length greater than buffer"
+ "size\n");
+ mddi_reset_rev_encap_ptr(mddi);
+ return;
+ }
+
+ if (prev_offset + 2 + length >= MDDI_REV_BUFFER_SIZE) {
+ union mddi_rev tmprev;
+ size_t rem = MDDI_REV_BUFFER_SIZE - prev_offset;
+ memcpy(&tmprev.raw[0], mddi->rev_data + prev_offset, rem);
+ memcpy(&tmprev.raw[rem], mddi->rev_data, 2 + length - rem);
+ mddi_handle_rev_data(mddi, &tmprev);
+ } else {
+ mddi_handle_rev_data(mddi, crev);
+ }
+
+ if (prev_offset < MDDI_REV_BUFFER_SIZE / 2 &&
+ mddi->rev_data_curr >= MDDI_REV_BUFFER_SIZE / 2) {
+ mddi_writel(mddi->rev_addr, REV_PTR);
+ }
+}
+
+static irqreturn_t mddi_isr(int irq, void *data)
+{
+ struct msm_mddi_client_data *cdata = data;
+ struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+ client_data);
+ uint32_t active, status;
+
+ spin_lock(&mddi->int_lock);
+
+ active = mddi_readl(INT);
+ status = mddi_readl(STAT);
+
+ mddi_writel(active, INT);
+
+ /* ignore any interrupts we have disabled */
+ active &= mddi->int_enable;
+
+ mddi->got_int |= active;
+ wake_up(&mddi->int_wait);
+
+ if (active & MDDI_INT_PRI_LINK_LIST_DONE) {
+ mddi->int_enable &= (~MDDI_INT_PRI_LINK_LIST_DONE);
+ mddi_handle_link_list_done(mddi);
+ }
+ if (active & MDDI_INT_REV_DATA_AVAIL)
+ mddi_handle_rev_data_avail(mddi);
+
+ if (active & ~MDDI_INT_NEED_CLEAR)
+ mddi->int_enable &= ~(active & ~MDDI_INT_NEED_CLEAR);
+
+ if (active & MDDI_INT_LINK_ACTIVE) {
+ mddi->int_enable &= (~MDDI_INT_LINK_ACTIVE);
+ mddi->int_enable |= MDDI_INT_IN_HIBERNATION;
+ }
+
+ if (active & MDDI_INT_IN_HIBERNATION) {
+ mddi->int_enable &= (~MDDI_INT_IN_HIBERNATION);
+ mddi->int_enable |= MDDI_INT_LINK_ACTIVE;
+ }
+
+ mddi_writel(mddi->int_enable, INTEN);
+ spin_unlock(&mddi->int_lock);
+
+ return IRQ_HANDLED;
+}
+
+static long mddi_wait_interrupt_timeout(struct mddi_info *mddi,
+ uint32_t intmask, int timeout)
+{
+ unsigned long irq_flags;
+
+ spin_lock_irqsave(&mddi->int_lock, irq_flags);
+ mddi->got_int &= ~intmask;
+ mddi->int_enable |= intmask;
+ mddi_writel(mddi->int_enable, INTEN);
+ spin_unlock_irqrestore(&mddi->int_lock, irq_flags);
+ return wait_event_timeout(mddi->int_wait, mddi->got_int & intmask,
+ timeout);
+}
+
+static void mddi_wait_interrupt(struct mddi_info *mddi, uint32_t intmask)
+{
+ if (mddi_wait_interrupt_timeout(mddi, intmask, HZ/10) == 0)
+ printk(KERN_INFO KERN_ERR "mddi_wait_interrupt %d, timeout "
+ "waiting for %x, INT = %x, STAT = %x gotint = %x\n",
+ current->pid, intmask, mddi_readl(INT), mddi_readl(STAT),
+ mddi->got_int);
+}
+
+static void mddi_init_rev_encap(struct mddi_info *mddi)
+{
+ memset(mddi->rev_data, 0xee, MDDI_REV_BUFFER_SIZE);
+ mddi_writel(mddi->rev_addr, REV_PTR);
+ mddi_writel(MDDI_CMD_FORCE_NEW_REV_PTR, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+}
+
+void mddi_set_auto_hibernate(struct msm_mddi_client_data *cdata, int on)
+{
+ struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+ client_data);
+ mddi_writel(MDDI_CMD_POWERDOWN, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_IN_HIBERNATION);
+ mddi_writel(MDDI_CMD_HIBERNATE | !!on, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+}
+
+
+static uint16_t mddi_init_registers(struct mddi_info *mddi)
+{
+ mddi_writel(0x0001, VERSION);
+ mddi_writel(MDDI_HOST_BYTES_PER_SUBFRAME, BPS);
+ mddi_writel(0x0003, SPM); /* subframes per media */
+ mddi_writel(0x0005, TA1_LEN);
+ mddi_writel(MDDI_HOST_TA2_LEN, TA2_LEN);
+ mddi_writel(0x0096, DRIVE_HI);
+ /* 0x32 normal, 0x50 for Toshiba display */
+ mddi_writel(0x0050, DRIVE_LO);
+ mddi_writel(0x003C, DISP_WAKE); /* wakeup counter */
+ mddi_writel(MDDI_HOST_REV_RATE_DIV, REV_RATE_DIV);
+
+ mddi_writel(MDDI_REV_BUFFER_SIZE, REV_SIZE);
+ mddi_writel(MDDI_MAX_REV_PKT_SIZE, REV_ENCAP_SZ);
+
+ /* disable periodic rev encap */
+ mddi_writel(MDDI_CMD_PERIODIC_REV_ENCAP, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+
+ if (mddi_readl(PAD_CTL) == 0) {
+ /* If we are turning on band gap, need to wait 5us before
+ * turning on the rest of the PAD */
+ mddi_writel(0x08000, PAD_CTL);
+ udelay(5);
+ }
+
+ /* Recommendation from PAD hw team */
+ mddi_writel(0xa850f, PAD_CTL);
+
+
+ /* Need an even number for counts */
+ mddi_writel(0x60006, DRIVER_START_CNT);
+
+ mddi_set_auto_hibernate(&mddi->client_data, 0);
+
+ mddi_writel(MDDI_CMD_DISP_IGNORE, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+
+ mddi_init_rev_encap(mddi);
+ return mddi_readl(CORE_VER) & 0xffff;
+}
+
+static void mddi_suspend(struct msm_mddi_client_data *cdata)
+{
+ struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+ client_data);
+ /* turn off the client */
+ if (mddi->power_client)
+ mddi->power_client(&mddi->client_data, 0);
+ /* turn off the link */
+ mddi_writel(MDDI_CMD_RESET, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+ /* turn off the clock */
+ clk_disable(mddi->clk);
+}
+
+static void mddi_resume(struct msm_mddi_client_data *cdata)
+{
+ struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+ client_data);
+ mddi_set_auto_hibernate(&mddi->client_data, 0);
+ /* turn on the client */
+ if (mddi->power_client)
+ mddi->power_client(&mddi->client_data, 1);
+ /* turn on the clock */
+ clk_enable(mddi->clk);
+ /* set up the local registers */
+ mddi->rev_data_curr = 0;
+ mddi_init_registers(mddi);
+ mddi_writel(mddi->int_enable, INTEN);
+ mddi_writel(MDDI_CMD_LINK_ACTIVE, CMD);
+ mddi_writel(MDDI_CMD_SEND_RTD, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+ mddi_set_auto_hibernate(&mddi->client_data, 1);
+}
+
+static int __init mddi_get_client_caps(struct mddi_info *mddi)
+{
+ int i, j;
+
+ /* clear any stale interrupts */
+ mddi_writel(0xffffffff, INT);
+
+ mddi->int_enable = MDDI_INT_LINK_ACTIVE |
+ MDDI_INT_IN_HIBERNATION |
+ MDDI_INT_PRI_LINK_LIST_DONE |
+ MDDI_INT_REV_DATA_AVAIL |
+ MDDI_INT_REV_OVERFLOW |
+ MDDI_INT_REV_OVERWRITE |
+ MDDI_INT_RTD_FAILURE;
+ mddi_writel(mddi->int_enable, INTEN);
+
+ mddi_writel(MDDI_CMD_LINK_ACTIVE, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+
+ for (j = 0; j < 3; j++) {
+ /* the toshiba vga panel does not respond to get
+ * caps unless you SEND_RTD, but the first SEND_RTD
+ * will fail...
+ */
+ for (i = 0; i < 4; i++) {
+ uint32_t stat;
+
+ mddi_writel(MDDI_CMD_SEND_RTD, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+ stat = mddi_readl(STAT);
+ printk(KERN_INFO "mddi cmd send rtd: int %x, stat %x, "
+ "rtd val %x\n", mddi_readl(INT), stat,
+ mddi_readl(RTD_VAL));
+ if ((stat & MDDI_STAT_RTD_MEAS_FAIL) == 0)
+ break;
+ msleep(1);
+ }
+
+ mddi_writel(CMD_GET_CLIENT_CAP, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+ wait_event_timeout(mddi->int_wait, mddi->flags & FLAG_HAVE_CAPS,
+ HZ / 100);
+
+ if (mddi->flags & FLAG_HAVE_CAPS)
+ break;
+ printk(KERN_INFO KERN_ERR "mddi_init, timeout waiting for "
+ "caps\n");
+ }
+ return mddi->flags & FLAG_HAVE_CAPS;
+}
+
+/* link must be active when this is called */
+int mddi_check_status(struct mddi_info *mddi)
+{
+ int ret = -1, retry = 3;
+ mutex_lock(&mddi->reg_read_lock);
+ mddi_writel(MDDI_CMD_PERIODIC_REV_ENCAP | 1, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+
+ do {
+ mddi->flags &= ~FLAG_HAVE_STATUS;
+ mddi_writel(CMD_GET_CLIENT_STATUS, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+ wait_event_timeout(mddi->int_wait,
+ mddi->flags & FLAG_HAVE_STATUS,
+ HZ / 100);
+
+ if (mddi->flags & FLAG_HAVE_STATUS) {
+ if (mddi->status.crc_error_count)
+ printk(KERN_INFO "mddi status: crc_error "
+ "count: %d\n",
+ mddi->status.crc_error_count);
+ else
+ ret = 0;
+ break;
+ } else
+ printk(KERN_INFO "mddi status: failed to get client "
+ "status\n");
+ mddi_writel(MDDI_CMD_SEND_RTD, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+ } while (--retry);
+
+ mddi_writel(MDDI_CMD_PERIODIC_REV_ENCAP | 0, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+ mutex_unlock(&mddi->reg_read_lock);
+ return ret;
+}
+
+
+void mddi_remote_write(struct msm_mddi_client_data *cdata, uint32_t val,
+ uint32_t reg)
+{
+ struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+ client_data);
+ struct mddi_llentry *ll;
+ struct mddi_register_access *ra;
+
+ mutex_lock(&mddi->reg_write_lock);
+
+ ll = mddi->reg_write_data;
+
+ ra = &(ll->u.r);
+ ra->length = 14 + 4;
+ ra->type = TYPE_REGISTER_ACCESS;
+ ra->client_id = 0;
+ ra->read_write_info = MDDI_WRITE | 1;
+ ra->crc16 = 0;
+
+ ra->register_address = reg;
+ ra->register_data_list = val;
+
+ ll->flags = 1;
+ ll->header_count = 14;
+ ll->data_count = 4;
+ ll->data = mddi->reg_write_addr + offsetof(struct mddi_llentry,
+ u.r.register_data_list);
+ ll->next = 0;
+ ll->reserved = 0;
+
+ mddi_writel(mddi->reg_write_addr, PRI_PTR);
+
+ mddi_wait_interrupt(mddi, MDDI_INT_PRI_LINK_LIST_DONE);
+ mutex_unlock(&mddi->reg_write_lock);
+}
+
+uint32_t mddi_remote_read(struct msm_mddi_client_data *cdata, uint32_t reg)
+{
+ struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+ client_data);
+ struct mddi_llentry *ll;
+ struct mddi_register_access *ra;
+ struct reg_read_info ri;
+ unsigned s;
+ int retry_count = 2;
+ unsigned long irq_flags;
+
+ mutex_lock(&mddi->reg_read_lock);
+
+ ll = mddi->reg_read_data;
+
+ ra = &(ll->u.r);
+ ra->length = 14;
+ ra->type = TYPE_REGISTER_ACCESS;
+ ra->client_id = 0;
+ ra->read_write_info = MDDI_READ | 1;
+ ra->crc16 = 0;
+
+ ra->register_address = reg;
+
+ ll->flags = 0x11;
+ ll->header_count = 14;
+ ll->data_count = 0;
+ ll->data = 0;
+ ll->next = 0;
+ ll->reserved = 0;
+
+ s = mddi_readl(STAT);
+
+ ri.reg = reg;
+ ri.status = -1;
+
+ do {
+ init_completion(&ri.done);
+ mddi->reg_read = &ri;
+ mddi_writel(mddi->reg_read_addr, PRI_PTR);
+
+ mddi_wait_interrupt(mddi, MDDI_INT_PRI_LINK_LIST_DONE);
+
+ /* Enable Periodic Reverse Encapsulation. */
+ mddi_writel(MDDI_CMD_PERIODIC_REV_ENCAP | 1, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+ if (wait_for_completion_timeout(&ri.done, HZ/10) == 0 &&
+ !ri.done.done) {
+ printk(KERN_INFO "mddi_remote_read(%x) timeout "
+ "(%d %d %d)\n",
+ reg, ri.status, ri.result, ri.done.done);
+ spin_lock_irqsave(&mddi->int_lock, irq_flags);
+ mddi->reg_read = NULL;
+ spin_unlock_irqrestore(&mddi->int_lock, irq_flags);
+ ri.status = -1;
+ ri.result = -1;
+ }
+ if (ri.status == 0)
+ break;
+
+ mddi_writel(MDDI_CMD_SEND_RTD, CMD);
+ mddi_writel(MDDI_CMD_LINK_ACTIVE, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+ printk(KERN_INFO "mddi_remote_read: failed, sent "
+ "MDDI_CMD_SEND_RTD: int %x, stat %x, rtd val %x "
+ "curr_rev_ptr %x\n", mddi_readl(INT), mddi_readl(STAT),
+ mddi_readl(RTD_VAL), mddi_readl(CURR_REV_PTR));
+ } while (retry_count-- > 0);
+ /* Disable Periodic Reverse Encapsulation. */
+ mddi_writel(MDDI_CMD_PERIODIC_REV_ENCAP | 0, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+ mddi->reg_read = NULL;
+ mutex_unlock(&mddi->reg_read_lock);
+ return ri.result;
+}
+
+static struct mddi_info mddi_info[2];
+
+static int __init mddi_clk_setup(struct platform_device *pdev,
+ struct mddi_info *mddi,
+ unsigned long clk_rate)
+{
+ int ret;
+
+ /* set up the clocks */
+ mddi->clk = clk_get(&pdev->dev, "mddi_clk");
+ if (IS_ERR(mddi->clk)) {
+ printk(KERN_INFO "mddi: failed to get clock\n");
+ return PTR_ERR(mddi->clk);
+ }
+ ret = clk_enable(mddi->clk);
+ if (ret)
+ goto fail;
+ ret = clk_set_rate(mddi->clk, clk_rate);
+ if (ret)
+ goto fail;
+ return 0;
+
+fail:
+ clk_put(mddi->clk);
+ return ret;
+}
+
+static int __init mddi_rev_data_setup(struct mddi_info *mddi)
+{
+ void *dma;
+ dma_addr_t dma_addr;
+
+ /* set up dma buffer */
+ dma = dma_alloc_coherent(NULL, 0x1000, &dma_addr, GFP_KERNEL);
+ if (dma == 0)
+ return -ENOMEM;
+ mddi->rev_data = dma;
+ mddi->rev_data_curr = 0;
+ mddi->rev_addr = dma_addr;
+ mddi->reg_write_data = dma + MDDI_REV_BUFFER_SIZE;
+ mddi->reg_write_addr = dma_addr + MDDI_REV_BUFFER_SIZE;
+ mddi->reg_read_data = mddi->reg_write_data + 1;
+ mddi->reg_read_addr = mddi->reg_write_addr +
+ sizeof(*mddi->reg_write_data);
+ return 0;
+}
+
+static int __init mddi_probe(struct platform_device *pdev)
+{
+ struct msm_mddi_platform_data *pdata = pdev->dev.platform_data;
+ struct mddi_info *mddi = &mddi_info[pdev->id];
+ struct resource *resource;
+ int ret, i;
+
+ resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!resource) {
+ printk(KERN_ERR "mddi: no associated mem resource!\n");
+ return -ENOMEM;
+ }
+ mddi->base = ioremap(resource->start, resource->end - resource->start);
+ if (!mddi->base) {
+ printk(KERN_ERR "mddi: failed to remap base!\n");
+ ret = -EINVAL;
+ goto error_ioremap;
+ }
+ resource = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+ if (!resource) {
+ printk(KERN_ERR "mddi: no associated irq resource!\n");
+ ret = -EINVAL;
+ goto error_get_irq_resource;
+ }
+ mddi->irq = resource->start;
+ printk(KERN_INFO "mddi: init() base=0x%p irq=%d\n", mddi->base,
+ mddi->irq);
+ mddi->power_client = pdata->power_client;
+
+ mutex_init(&mddi->reg_write_lock);
+ mutex_init(&mddi->reg_read_lock);
+ spin_lock_init(&mddi->int_lock);
+ init_waitqueue_head(&mddi->int_wait);
+
+ ret = mddi_clk_setup(pdev, mddi, pdata->clk_rate);
+ if (ret) {
+ printk(KERN_ERR "mddi: failed to setup clock!\n");
+ goto error_clk_setup;
+ }
+
+ ret = mddi_rev_data_setup(mddi);
+ if (ret) {
+ printk(KERN_ERR "mddi: failed to setup rev data!\n");
+ goto error_rev_data;
+ }
+
+ mddi->int_enable = 0;
+ mddi_writel(mddi->int_enable, INTEN);
+ ret = request_irq(mddi->irq, mddi_isr, IRQF_DISABLED, "mddi",
+ &mddi->client_data);
+ if (ret) {
+ printk(KERN_ERR "mddi: failed to request enable irq!\n");
+ goto error_request_irq;
+ }
+
+ /* turn on the mddi client bridge chip */
+ if (mddi->power_client)
+ mddi->power_client(&mddi->client_data, 1);
+
+ /* initialize the mddi registers */
+ mddi_set_auto_hibernate(&mddi->client_data, 0);
+ mddi_writel(MDDI_CMD_RESET, CMD);
+ mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+ mddi->version = mddi_init_registers(mddi);
+ if (mddi->version < 0x20) {
+ printk(KERN_ERR "mddi: unsupported version 0x%x\n",
+ mddi->version);
+ ret = -ENODEV;
+ goto error_mddi_version;
+ }
+
+ /* read the capabilities off the client */
+ if (!mddi_get_client_caps(mddi)) {
+ printk(KERN_INFO "mddi: no client found\n");
+ /* power down the panel */
+ mddi_writel(MDDI_CMD_POWERDOWN, CMD);
+ printk(KERN_INFO "mddi powerdown: stat %x\n", mddi_readl(STAT));
+ msleep(100);
+ printk(KERN_INFO "mddi powerdown: stat %x\n", mddi_readl(STAT));
+ return 0;
+ }
+ mddi_set_auto_hibernate(&mddi->client_data, 1);
+
+ if (mddi->caps.Mfr_Name == 0 && mddi->caps.Product_Code == 0)
+ pdata->fixup(&mddi->caps.Mfr_Name, &mddi->caps.Product_Code);
+
+ mddi->client_pdev.id = 0;
+ for (i = 0; i < pdata->num_clients; i++) {
+ if (pdata->client_platform_data[i].product_id ==
+ (mddi->caps.Mfr_Name << 16 | mddi->caps.Product_Code)) {
+ mddi->client_data.private_client_data =
+ pdata->client_platform_data[i].client_data;
+ mddi->client_pdev.name =
+ pdata->client_platform_data[i].name;
+ mddi->client_pdev.id =
+ pdata->client_platform_data[i].id;
+ /* XXX: possibly set clock */
+ break;
+ }
+ }
+
+ if (i >= pdata->num_clients)
+ mddi->client_pdev.name = "mddi_c_dummy";
+ printk(KERN_INFO "mddi: registering panel %s\n",
+ mddi->client_pdev.name);
+
+ mddi->client_data.suspend = mddi_suspend;
+ mddi->client_data.resume = mddi_resume;
+ mddi->client_data.activate_link = mddi_activate_link;
+ mddi->client_data.remote_write = mddi_remote_write;
+ mddi->client_data.remote_read = mddi_remote_read;
+ mddi->client_data.auto_hibernate = mddi_set_auto_hibernate;
+ mddi->client_data.fb_resource = pdata->fb_resource;
+ if (pdev->id == 0)
+ mddi->client_data.interface_type = MSM_MDDI_PMDH_INTERFACE;
+ else if (pdev->id == 1)
+ mddi->client_data.interface_type = MSM_MDDI_EMDH_INTERFACE;
+ else {
+ printk(KERN_ERR "mddi: can not determine interface %d!\n",
+ pdev->id);
+ ret = -EINVAL;
+ goto error_mddi_interface;
+ }
+
+ mddi->client_pdev.dev.platform_data = &mddi->client_data;
+ printk(KERN_INFO "mddi: publish: %s\n", mddi->client_name);
+ platform_device_register(&mddi->client_pdev);
+ return 0;
+
+error_mddi_interface:
+error_mddi_version:
+ free_irq(mddi->irq, 0);
+error_request_irq:
+ dma_free_coherent(NULL, 0x1000, mddi->rev_data, mddi->rev_addr);
+error_rev_data:
+error_clk_setup:
+error_get_irq_resource:
+ iounmap(mddi->base);
+error_ioremap:
+
+ printk(KERN_INFO "mddi: mddi_init() failed (%d)\n", ret);
+ return ret;
+}
+
+
+static struct platform_driver mddi_driver = {
+ .probe = mddi_probe,
+ .driver = { .name = "msm_mddi" },
+};
+
+static int __init _mddi_init(void)
+{
+ return platform_driver_register(&mddi_driver);
+}
+
+module_init(_mddi_init);
diff --git a/drivers/video/msm/mddi_client_dummy.c b/drivers/video/msm/mddi_client_dummy.c
new file mode 100644
index 00000000000..ebbae87885b
--- /dev/null
+++ b/drivers/video/msm/mddi_client_dummy.c
@@ -0,0 +1,97 @@
+/* drivers/video/msm_fb/mddi_client_dummy.c
+ *
+ * Support for "dummy" mddi client devices which require no
+ * special initialization code.
+ *
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+
+#include <mach/msm_fb.h>
+
+struct panel_info {
+ struct platform_device pdev;
+ struct msm_panel_data panel_data;
+};
+
+static int mddi_dummy_suspend(struct msm_panel_data *panel_data)
+{
+ return 0;
+}
+
+static int mddi_dummy_resume(struct msm_panel_data *panel_data)
+{
+ return 0;
+}
+
+static int mddi_dummy_blank(struct msm_panel_data *panel_data)
+{
+ return 0;
+}
+
+static int mddi_dummy_unblank(struct msm_panel_data *panel_data)
+{
+ return 0;
+}
+
+static int mddi_dummy_probe(struct platform_device *pdev)
+{
+ struct msm_mddi_client_data *client_data = pdev->dev.platform_data;
+ struct panel_info *panel =
+ kzalloc(sizeof(struct panel_info), GFP_KERNEL);
+ int ret;
+ if (!panel)
+ return -ENOMEM;
+ platform_set_drvdata(pdev, panel);
+ panel->panel_data.suspend = mddi_dummy_suspend;
+ panel->panel_data.resume = mddi_dummy_resume;
+ panel->panel_data.blank = mddi_dummy_blank;
+ panel->panel_data.unblank = mddi_dummy_unblank;
+ panel->panel_data.caps = MSMFB_CAP_PARTIAL_UPDATES;
+ panel->pdev.name = "msm_panel";
+ panel->pdev.id = pdev->id;
+ platform_device_add_resources(&panel->pdev,
+ client_data->fb_resource, 1);
+ panel->panel_data.fb_data = client_data->private_client_data;
+ panel->pdev.dev.platform_data = &panel->panel_data;
+ ret = platform_device_register(&panel->pdev);
+ if (ret) {
+ kfree(panel);
+ return ret;
+ }
+ return 0;
+}
+
+static int mddi_dummy_remove(struct platform_device *pdev)
+{
+ struct panel_info *panel = platform_get_drvdata(pdev);
+ kfree(panel);
+ return 0;
+}
+
+static struct platform_driver mddi_client_dummy = {
+ .probe = mddi_dummy_probe,
+ .remove = mddi_dummy_remove,
+ .driver = { .name = "mddi_c_dummy" },
+};
+
+static int __init mddi_client_dummy_init(void)
+{
+ platform_driver_register(&mddi_client_dummy);
+ return 0;
+}
+
+module_init(mddi_client_dummy_init);
+
diff --git a/drivers/video/msm/mddi_client_nt35399.c b/drivers/video/msm/mddi_client_nt35399.c
new file mode 100644
index 00000000000..9c78050ac79
--- /dev/null
+++ b/drivers/video/msm/mddi_client_nt35399.c
@@ -0,0 +1,255 @@
+/* drivers/video/msm_fb/mddi_client_nt35399.c
+ *
+ * Support for Novatek NT35399 MDDI client of Sapphire
+ *
+ * Copyright (C) 2008 HTC Incorporated
+ * Author: Solomon Chiu (solomon_chiu@htc.com)
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/gpio.h>
+#include <mach/msm_fb.h>
+
+static DECLARE_WAIT_QUEUE_HEAD(nt35399_vsync_wait);
+
+struct panel_info {
+ struct msm_mddi_client_data *client_data;
+ struct platform_device pdev;
+ struct msm_panel_data panel_data;
+ struct msmfb_callback *fb_callback;
+ struct work_struct panel_work;
+ struct workqueue_struct *fb_wq;
+ int nt35399_got_int;
+};
+
+static void
+nt35399_request_vsync(struct msm_panel_data *panel_data,
+ struct msmfb_callback *callback)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+
+ panel->fb_callback = callback;
+ if (panel->nt35399_got_int) {
+ panel->nt35399_got_int = 0;
+ client_data->activate_link(client_data); /* clears interrupt */
+ }
+}
+
+static void nt35399_wait_vsync(struct msm_panel_data *panel_data)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+
+ if (panel->nt35399_got_int) {
+ panel->nt35399_got_int = 0;
+ client_data->activate_link(client_data); /* clears interrupt */
+ }
+
+ if (wait_event_timeout(nt35399_vsync_wait, panel->nt35399_got_int,
+ HZ/2) == 0)
+ printk(KERN_ERR "timeout waiting for VSYNC\n");
+
+ panel->nt35399_got_int = 0;
+ /* interrupt clears when screen dma starts */
+}
+
+static int nt35399_suspend(struct msm_panel_data *panel_data)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+
+ struct msm_mddi_bridge_platform_data *bridge_data =
+ client_data->private_client_data;
+ int ret;
+
+ ret = bridge_data->uninit(bridge_data, client_data);
+ if (ret) {
+ printk(KERN_INFO "mddi nt35399 client: non zero return from "
+ "uninit\n");
+ return ret;
+ }
+ client_data->suspend(client_data);
+ return 0;
+}
+
+static int nt35399_resume(struct msm_panel_data *panel_data)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+
+ struct msm_mddi_bridge_platform_data *bridge_data =
+ client_data->private_client_data;
+ int ret;
+
+ client_data->resume(client_data);
+ ret = bridge_data->init(bridge_data, client_data);
+ if (ret)
+ return ret;
+ return 0;
+}
+
+static int nt35399_blank(struct msm_panel_data *panel_data)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+ struct msm_mddi_bridge_platform_data *bridge_data =
+ client_data->private_client_data;
+
+ return bridge_data->blank(bridge_data, client_data);
+}
+
+static int nt35399_unblank(struct msm_panel_data *panel_data)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+ struct msm_mddi_bridge_platform_data *bridge_data =
+ client_data->private_client_data;
+
+ return bridge_data->unblank(bridge_data, client_data);
+}
+
+irqreturn_t nt35399_vsync_interrupt(int irq, void *data)
+{
+ struct panel_info *panel = data;
+
+ panel->nt35399_got_int = 1;
+
+ if (panel->fb_callback) {
+ panel->fb_callback->func(panel->fb_callback);
+ panel->fb_callback = NULL;
+ }
+
+ wake_up(&nt35399_vsync_wait);
+
+ return IRQ_HANDLED;
+}
+
+static int setup_vsync(struct panel_info *panel, int init)
+{
+ int ret;
+ int gpio = 97;
+ unsigned int irq;
+
+ if (!init) {
+ ret = 0;
+ goto uninit;
+ }
+ ret = gpio_request(gpio, "vsync");
+ if (ret)
+ goto err_request_gpio_failed;
+
+ ret = gpio_direction_input(gpio);
+ if (ret)
+ goto err_gpio_direction_input_failed;
+
+ ret = irq = gpio_to_irq(gpio);
+ if (ret < 0)
+ goto err_get_irq_num_failed;
+
+ ret = request_irq(irq, nt35399_vsync_interrupt, IRQF_TRIGGER_RISING,
+ "vsync", panel);
+ if (ret)
+ goto err_request_irq_failed;
+
+ printk(KERN_INFO "vsync on gpio %d now %d\n",
+ gpio, gpio_get_value(gpio));
+ return 0;
+
+uninit:
+ free_irq(gpio_to_irq(gpio), panel->client_data);
+err_request_irq_failed:
+err_get_irq_num_failed:
+err_gpio_direction_input_failed:
+ gpio_free(gpio);
+err_request_gpio_failed:
+ return ret;
+}
+
+static int mddi_nt35399_probe(struct platform_device *pdev)
+{
+ struct msm_mddi_client_data *client_data = pdev->dev.platform_data;
+ struct msm_mddi_bridge_platform_data *bridge_data =
+ client_data->private_client_data;
+
+ int ret;
+
+ struct panel_info *panel = kzalloc(sizeof(struct panel_info),
+ GFP_KERNEL);
+
+ printk(KERN_DEBUG "%s: enter.\n", __func__);
+
+ if (!panel)
+ return -ENOMEM;
+ platform_set_drvdata(pdev, panel);
+
+ ret = setup_vsync(panel, 1);
+ if (ret) {
+ dev_err(&pdev->dev, "mddi_nt35399_setup_vsync failed\n");
+ return ret;
+ }
+
+ panel->client_data = client_data;
+ panel->panel_data.suspend = nt35399_suspend;
+ panel->panel_data.resume = nt35399_resume;
+ panel->panel_data.wait_vsync = nt35399_wait_vsync;
+ panel->panel_data.request_vsync = nt35399_request_vsync;
+ panel->panel_data.blank = nt35399_blank;
+ panel->panel_data.unblank = nt35399_unblank;
+ panel->panel_data.fb_data = &bridge_data->fb_data;
+ panel->panel_data.caps = 0;
+
+ panel->pdev.name = "msm_panel";
+ panel->pdev.id = pdev->id;
+ panel->pdev.resource = client_data->fb_resource;
+ panel->pdev.num_resources = 1;
+ panel->pdev.dev.platform_data = &panel->panel_data;
+
+ if (bridge_data->init)
+ bridge_data->init(bridge_data, client_data);
+
+ platform_device_register(&panel->pdev);
+
+ return 0;
+}
+
+static int mddi_nt35399_remove(struct platform_device *pdev)
+{
+ struct panel_info *panel = platform_get_drvdata(pdev);
+
+ setup_vsync(panel, 0);
+ kfree(panel);
+ return 0;
+}
+
+static struct platform_driver mddi_client_0bda_8a47 = {
+ .probe = mddi_nt35399_probe,
+ .remove = mddi_nt35399_remove,
+ .driver = { .name = "mddi_c_0bda_8a47" },
+};
+
+static int __init mddi_client_nt35399_init(void)
+{
+ return platform_driver_register(&mddi_client_0bda_8a47);
+}
+
+module_init(mddi_client_nt35399_init);
+
diff --git a/drivers/video/msm/mddi_client_toshiba.c b/drivers/video/msm/mddi_client_toshiba.c
new file mode 100644
index 00000000000..80d0f5fdf0b
--- /dev/null
+++ b/drivers/video/msm/mddi_client_toshiba.c
@@ -0,0 +1,283 @@
+/* drivers/video/msm_fb/mddi_client_toshiba.c
+ *
+ * Support for Toshiba TC358720XBG mddi client devices which require no
+ * special initialization code.
+ *
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/gpio.h>
+#include <mach/msm_fb.h>
+
+
+#define LCD_CONTROL_BLOCK_BASE 0x110000
+#define CMN (LCD_CONTROL_BLOCK_BASE|0x10)
+#define INTFLG (LCD_CONTROL_BLOCK_BASE|0x18)
+#define HCYCLE (LCD_CONTROL_BLOCK_BASE|0x34)
+#define HDE_START (LCD_CONTROL_BLOCK_BASE|0x3C)
+#define VPOS (LCD_CONTROL_BLOCK_BASE|0xC0)
+#define MPLFBUF (LCD_CONTROL_BLOCK_BASE|0x20)
+#define WAKEUP (LCD_CONTROL_BLOCK_BASE|0x54)
+#define WSYN_DLY (LCD_CONTROL_BLOCK_BASE|0x58)
+#define REGENB (LCD_CONTROL_BLOCK_BASE|0x5C)
+
+#define BASE5 0x150000
+#define BASE6 0x160000
+#define BASE7 0x170000
+
+#define GPIOIEV (BASE5 + 0x10)
+#define GPIOIE (BASE5 + 0x14)
+#define GPIORIS (BASE5 + 0x18)
+#define GPIOMIS (BASE5 + 0x1C)
+#define GPIOIC (BASE5 + 0x20)
+
+#define INTMASK (BASE6 + 0x0C)
+#define INTMASK_VWAKEOUT (1U << 0)
+#define INTMASK_VWAKEOUT_ACTIVE_LOW (1U << 8)
+#define GPIOSEL (BASE7 + 0x00)
+#define GPIOSEL_VWAKEINT (1U << 0)
+
+static DECLARE_WAIT_QUEUE_HEAD(toshiba_vsync_wait);
+
+struct panel_info {
+ struct msm_mddi_client_data *client_data;
+ struct platform_device pdev;
+ struct msm_panel_data panel_data;
+ struct msmfb_callback *toshiba_callback;
+ int toshiba_got_int;
+};
+
+
+static void toshiba_request_vsync(struct msm_panel_data *panel_data,
+ struct msmfb_callback *callback)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+
+ panel->toshiba_callback = callback;
+ if (panel->toshiba_got_int) {
+ panel->toshiba_got_int = 0;
+ client_data->activate_link(client_data);
+ }
+}
+
+static void toshiba_clear_vsync(struct msm_panel_data *panel_data)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+
+ client_data->activate_link(client_data);
+}
+
+static void toshiba_wait_vsync(struct msm_panel_data *panel_data)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+
+ if (panel->toshiba_got_int) {
+ panel->toshiba_got_int = 0;
+ client_data->activate_link(client_data); /* clears interrupt */
+ }
+ if (wait_event_timeout(toshiba_vsync_wait, panel->toshiba_got_int,
+ HZ/2) == 0)
+ printk(KERN_ERR "timeout waiting for VSYNC\n");
+ panel->toshiba_got_int = 0;
+ /* interrupt clears when screen dma starts */
+}
+
+static int toshiba_suspend(struct msm_panel_data *panel_data)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+
+ struct msm_mddi_bridge_platform_data *bridge_data =
+ client_data->private_client_data;
+ int ret;
+
+ ret = bridge_data->uninit(bridge_data, client_data);
+ if (ret) {
+ printk(KERN_INFO "mddi toshiba client: non zero return from "
+ "uninit\n");
+ return ret;
+ }
+ client_data->suspend(client_data);
+ return 0;
+}
+
+static int toshiba_resume(struct msm_panel_data *panel_data)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+
+ struct msm_mddi_bridge_platform_data *bridge_data =
+ client_data->private_client_data;
+ int ret;
+
+ client_data->resume(client_data);
+ ret = bridge_data->init(bridge_data, client_data);
+ if (ret)
+ return ret;
+ return 0;
+}
+
+static int toshiba_blank(struct msm_panel_data *panel_data)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+ struct msm_mddi_bridge_platform_data *bridge_data =
+ client_data->private_client_data;
+
+ return bridge_data->blank(bridge_data, client_data);
+}
+
+static int toshiba_unblank(struct msm_panel_data *panel_data)
+{
+ struct panel_info *panel = container_of(panel_data, struct panel_info,
+ panel_data);
+ struct msm_mddi_client_data *client_data = panel->client_data;
+ struct msm_mddi_bridge_platform_data *bridge_data =
+ client_data->private_client_data;
+
+ return bridge_data->unblank(bridge_data, client_data);
+}
+
+irqreturn_t toshiba_vsync_interrupt(int irq, void *data)
+{
+ struct panel_info *panel = data;
+
+ panel->toshiba_got_int = 1;
+ if (panel->toshiba_callback) {
+ panel->toshiba_callback->func(panel->toshiba_callback);
+ panel->toshiba_callback = 0;
+ }
+ wake_up(&toshiba_vsync_wait);
+ return IRQ_HANDLED;
+}
+
+static int setup_vsync(struct panel_info *panel,
+ int init)
+{
+ int ret;
+ int gpio = 97;
+ unsigned int irq;
+
+ if (!init) {
+ ret = 0;
+ goto uninit;
+ }
+ ret = gpio_request(gpio, "vsync");
+ if (ret)
+ goto err_request_gpio_failed;
+
+ ret = gpio_direction_input(gpio);
+ if (ret)
+ goto err_gpio_direction_input_failed;
+
+ ret = irq = gpio_to_irq(gpio);
+ if (ret < 0)
+ goto err_get_irq_num_failed;
+
+ ret = request_irq(irq, toshiba_vsync_interrupt, IRQF_TRIGGER_RISING,
+ "vsync", panel);
+ if (ret)
+ goto err_request_irq_failed;
+ printk(KERN_INFO "vsync on gpio %d now %d\n",
+ gpio, gpio_get_value(gpio));
+ return 0;
+
+uninit:
+ free_irq(gpio_to_irq(gpio), panel);
+err_request_irq_failed:
+err_get_irq_num_failed:
+err_gpio_direction_input_failed:
+ gpio_free(gpio);
+err_request_gpio_failed:
+ return ret;
+}
+
+static int mddi_toshiba_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct msm_mddi_client_data *client_data = pdev->dev.platform_data;
+ struct msm_mddi_bridge_platform_data *bridge_data =
+ client_data->private_client_data;
+ struct panel_info *panel =
+ kzalloc(sizeof(struct panel_info), GFP_KERNEL);
+ if (!panel)
+ return -ENOMEM;
+ platform_set_drvdata(pdev, panel);
+
+ /* mddi_remote_write(mddi, 0, WAKEUP); */
+ client_data->remote_write(client_data, GPIOSEL_VWAKEINT, GPIOSEL);
+ client_data->remote_write(client_data, INTMASK_VWAKEOUT, INTMASK);
+
+ ret = setup_vsync(panel, 1);
+ if (ret) {
+ dev_err(&pdev->dev, "mddi_bridge_setup_vsync failed\n");
+ return ret;
+ }
+
+ panel->client_data = client_data;
+ panel->panel_data.suspend = toshiba_suspend;
+ panel->panel_data.resume = toshiba_resume;
+ panel->panel_data.wait_vsync = toshiba_wait_vsync;
+ panel->panel_data.request_vsync = toshiba_request_vsync;
+ panel->panel_data.clear_vsync = toshiba_clear_vsync;
+ panel->panel_data.blank = toshiba_blank;
+ panel->panel_data.unblank = toshiba_unblank;
+ panel->panel_data.fb_data = &bridge_data->fb_data;
+ panel->panel_data.caps = MSMFB_CAP_PARTIAL_UPDATES;
+
+ panel->pdev.name = "msm_panel";
+ panel->pdev.id = pdev->id;
+ panel->pdev.resource = client_data->fb_resource;
+ panel->pdev.num_resources = 1;
+ panel->pdev.dev.platform_data = &panel->panel_data;
+ bridge_data->init(bridge_data, client_data);
+ platform_device_register(&panel->pdev);
+
+ return 0;
+}
+
+static int mddi_toshiba_remove(struct platform_device *pdev)
+{
+ struct panel_info *panel = platform_get_drvdata(pdev);
+
+ setup_vsync(panel, 0);
+ kfree(panel);
+ return 0;
+}
+
+static struct platform_driver mddi_client_d263_0000 = {
+ .probe = mddi_toshiba_probe,
+ .remove = mddi_toshiba_remove,
+ .driver = { .name = "mddi_c_d263_0000" },
+};
+
+static int __init mddi_client_toshiba_init(void)
+{
+ platform_driver_register(&mddi_client_d263_0000);
+ return 0;
+}
+
+module_init(mddi_client_toshiba_init);
+
diff --git a/drivers/video/msm/mddi_hw.h b/drivers/video/msm/mddi_hw.h
new file mode 100644
index 00000000000..45cc01fc1e7
--- /dev/null
+++ b/drivers/video/msm/mddi_hw.h
@@ -0,0 +1,305 @@
+/* drivers/video/msm_fb/mddi_hw.h
+ *
+ * MSM MDDI Hardware Registers and Structures
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _MDDI_HW_H_
+#define _MDDI_HW_H_
+
+#include <linux/types.h>
+
+#define MDDI_CMD 0x0000
+#define MDDI_VERSION 0x0004
+#define MDDI_PRI_PTR 0x0008
+#define MDDI_SEC_PTR 0x000c
+#define MDDI_BPS 0x0010
+#define MDDI_SPM 0x0014
+#define MDDI_INT 0x0018
+#define MDDI_INTEN 0x001c
+#define MDDI_REV_PTR 0x0020
+#define MDDI_REV_SIZE 0x0024
+#define MDDI_STAT 0x0028
+#define MDDI_REV_RATE_DIV 0x002c
+#define MDDI_REV_CRC_ERR 0x0030
+#define MDDI_TA1_LEN 0x0034
+#define MDDI_TA2_LEN 0x0038
+#define MDDI_TEST_BUS 0x003c
+#define MDDI_TEST 0x0040
+#define MDDI_REV_PKT_CNT 0x0044
+#define MDDI_DRIVE_HI 0x0048
+#define MDDI_DRIVE_LO 0x004c
+#define MDDI_DISP_WAKE 0x0050
+#define MDDI_REV_ENCAP_SZ 0x0054
+#define MDDI_RTD_VAL 0x0058
+#define MDDI_PAD_CTL 0x0068
+#define MDDI_DRIVER_START_CNT 0x006c
+#define MDDI_NEXT_PRI_PTR 0x0070
+#define MDDI_NEXT_SEC_PTR 0x0074
+#define MDDI_MISR_CTL 0x0078
+#define MDDI_MISR_DATA 0x007c
+#define MDDI_SF_CNT 0x0080
+#define MDDI_MF_CNT 0x0084
+#define MDDI_CURR_REV_PTR 0x0088
+#define MDDI_CORE_VER 0x008c
+
+#define MDDI_INT_PRI_PTR_READ 0x0001
+#define MDDI_INT_SEC_PTR_READ 0x0002
+#define MDDI_INT_REV_DATA_AVAIL 0x0004
+#define MDDI_INT_DISP_REQ 0x0008
+#define MDDI_INT_PRI_UNDERFLOW 0x0010
+#define MDDI_INT_SEC_UNDERFLOW 0x0020
+#define MDDI_INT_REV_OVERFLOW 0x0040
+#define MDDI_INT_CRC_ERROR 0x0080
+#define MDDI_INT_MDDI_IN 0x0100
+#define MDDI_INT_PRI_OVERWRITE 0x0200
+#define MDDI_INT_SEC_OVERWRITE 0x0400
+#define MDDI_INT_REV_OVERWRITE 0x0800
+#define MDDI_INT_DMA_FAILURE 0x1000
+#define MDDI_INT_LINK_ACTIVE 0x2000
+#define MDDI_INT_IN_HIBERNATION 0x4000
+#define MDDI_INT_PRI_LINK_LIST_DONE 0x8000
+#define MDDI_INT_SEC_LINK_LIST_DONE 0x10000
+#define MDDI_INT_NO_CMD_PKTS_PEND 0x20000
+#define MDDI_INT_RTD_FAILURE 0x40000
+#define MDDI_INT_REV_PKT_RECEIVED 0x80000
+#define MDDI_INT_REV_PKTS_AVAIL 0x100000
+
+#define MDDI_INT_NEED_CLEAR ( \
+ MDDI_INT_REV_DATA_AVAIL | \
+ MDDI_INT_PRI_UNDERFLOW | \
+ MDDI_INT_SEC_UNDERFLOW | \
+ MDDI_INT_REV_OVERFLOW | \
+ MDDI_INT_CRC_ERROR | \
+ MDDI_INT_REV_PKT_RECEIVED)
+
+
+#define MDDI_STAT_LINK_ACTIVE 0x0001
+#define MDDI_STAT_NEW_REV_PTR 0x0002
+#define MDDI_STAT_NEW_PRI_PTR 0x0004
+#define MDDI_STAT_NEW_SEC_PTR 0x0008
+#define MDDI_STAT_IN_HIBERNATION 0x0010
+#define MDDI_STAT_PRI_LINK_LIST_DONE 0x0020
+#define MDDI_STAT_SEC_LINK_LIST_DONE 0x0040
+#define MDDI_STAT_PENDING_TIMING_PKT 0x0080
+#define MDDI_STAT_PENDING_REV_ENCAP 0x0100
+#define MDDI_STAT_PENDING_POWERDOWN 0x0200
+#define MDDI_STAT_RTD_MEAS_FAIL 0x0800
+#define MDDI_STAT_CLIENT_WAKEUP_REQ 0x1000
+
+
+#define MDDI_CMD_POWERDOWN 0x0100
+#define MDDI_CMD_POWERUP 0x0200
+#define MDDI_CMD_HIBERNATE 0x0300
+#define MDDI_CMD_RESET 0x0400
+#define MDDI_CMD_DISP_IGNORE 0x0501
+#define MDDI_CMD_DISP_LISTEN 0x0500
+#define MDDI_CMD_SEND_REV_ENCAP 0x0600
+#define MDDI_CMD_GET_CLIENT_CAP 0x0601
+#define MDDI_CMD_GET_CLIENT_STATUS 0x0602
+#define MDDI_CMD_SEND_RTD 0x0700
+#define MDDI_CMD_LINK_ACTIVE 0x0900
+#define MDDI_CMD_PERIODIC_REV_ENCAP 0x0A00
+#define MDDI_CMD_FORCE_NEW_REV_PTR 0x0C00
+
+
+
+#define MDDI_VIDEO_REV_PKT_SIZE 0x40
+#define MDDI_CLIENT_CAPABILITY_REV_PKT_SIZE 0x60
+#define MDDI_MAX_REV_PKT_SIZE 0x60
+
+/* #define MDDI_REV_BUFFER_SIZE 128 */
+#define MDDI_REV_BUFFER_SIZE (MDDI_MAX_REV_PKT_SIZE * 4)
+
+/* MDP sends 256 pixel packets, so lower value hibernates more without
+ * significantly increasing latency of waiting for next subframe */
+#define MDDI_HOST_BYTES_PER_SUBFRAME 0x3C00
+#define MDDI_HOST_TA2_LEN 0x000c
+#define MDDI_HOST_REV_RATE_DIV 0x0002
+
+
+struct __attribute__((packed)) mddi_rev_packet {
+ uint16_t length;
+ uint16_t type;
+ uint16_t client_id;
+};
+
+struct __attribute__((packed)) mddi_client_status {
+ uint16_t length;
+ uint16_t type;
+ uint16_t client_id;
+ uint16_t reverse_link_request; /* bytes needed in rev encap message */
+ uint8_t crc_error_count;
+ uint8_t capability_change;
+ uint16_t graphics_busy_flags;
+ uint16_t crc16;
+};
+
+struct __attribute__((packed)) mddi_client_caps {
+ uint16_t length; /* length, exclusive of this field */
+ uint16_t type; /* 66 */
+ uint16_t client_id;
+
+ uint16_t Protocol_Version;
+ uint16_t Minimum_Protocol_Version;
+ uint16_t Data_Rate_Capability;
+ uint8_t Interface_Type_Capability;
+ uint8_t Number_of_Alt_Displays;
+ uint16_t PostCal_Data_Rate;
+ uint16_t Bitmap_Width;
+ uint16_t Bitmap_Height;
+ uint16_t Display_Window_Width;
+ uint16_t Display_Window_Height;
+ uint32_t Color_Map_Size;
+ uint16_t Color_Map_RGB_Width;
+ uint16_t RGB_Capability;
+ uint8_t Monochrome_Capability;
+ uint8_t Reserved_1;
+ uint16_t Y_Cb_Cr_Capability;
+ uint16_t Bayer_Capability;
+ uint16_t Alpha_Cursor_Image_Planes;
+ uint32_t Client_Feature_Capability_Indicators;
+ uint8_t Maximum_Video_Frame_Rate_Capability;
+ uint8_t Minimum_Video_Frame_Rate_Capability;
+ uint16_t Minimum_Sub_frame_Rate;
+ uint16_t Audio_Buffer_Depth;
+ uint16_t Audio_Channel_Capability;
+ uint16_t Audio_Sample_Rate_Capability;
+ uint8_t Audio_Sample_Resolution;
+ uint8_t Mic_Audio_Sample_Resolution;
+ uint16_t Mic_Sample_Rate_Capability;
+ uint8_t Keyboard_Data_Format;
+ uint8_t pointing_device_data_format;
+ uint16_t content_protection_type;
+ uint16_t Mfr_Name;
+ uint16_t Product_Code;
+ uint16_t Reserved_3;
+ uint32_t Serial_Number;
+ uint8_t Week_of_Manufacture;
+ uint8_t Year_of_Manufacture;
+
+ uint16_t crc16;
+} mddi_client_capability_type;
+
+
+struct __attribute__((packed)) mddi_video_stream {
+ uint16_t length;
+ uint16_t type; /* 16 */
+ uint16_t client_id; /* 0 */
+
+ uint16_t video_data_format_descriptor;
+/* format of each pixel in the Pixel Data in the present stream in the
+ * present packet.
+ * If bits [15:13] = 000 monochrome
+ * If bits [15:13] = 001 color pixels (palette).
+ * If bits [15:13] = 010 color pixels in raw RGB
+ * If bits [15:13] = 011 data in 4:2:2 Y Cb Cr format
+ * If bits [15:13] = 100 Bayer pixels
+ */
+
+ uint16_t pixel_data_attributes;
+/* interpreted as follows:
+ * Bits [1:0] = 11 pixel data is displayed to both eyes
+ * Bits [1:0] = 10 pixel data is routed to the left eye only.
+ * Bits [1:0] = 01 pixel data is routed to the right eye only.
+ * Bits [1:0] = 00 pixel data is routed to the alternate display.
+ * Bit 2 is 0 Pixel Data is in the standard progressive format.
+ * Bit 2 is 1 Pixel Data is in interlace format.
+ * Bit 3 is 0 Pixel Data is in the standard progressive format.
+ * Bit 3 is 1 Pixel Data is in alternate pixel format.
+ * Bit 4 is 0 Pixel Data is to or from the display frame buffer.
+ * Bit 4 is 1 Pixel Data is to or from the camera.
+ * Bit 5 is 0 pixel data contains the next consecutive row of pixels.
+ * Bit 5 is 1 X Left Edge, Y Top Edge, X Right Edge, Y Bottom Edge,
+ * X Start, and Y Start parameters are not defined and
+ * shall be ignored by the client.
+ * Bits [7:6] = 01 Pixel data is written to the offline image buffer.
+ * Bits [7:6] = 00 Pixel data is written to the buffer to refresh display.
+ * Bits [7:6] = 11 Pixel data is written to all image buffers.
+ * Bits [7:6] = 10 Invalid. Reserved for future use.
+ * Bits 8 through 11 alternate display number.
+ * Bits 12 through 14 are reserved for future use and shall be set to zero.
+ * Bit 15 is 1 the row of pixels is the last row of pixels in a frame.
+ */
+
+ uint16_t x_left_edge;
+ uint16_t y_top_edge;
+ /* X,Y coordinate of the top left edge of the screen window */
+
+ uint16_t x_right_edge;
+ uint16_t y_bottom_edge;
+ /* X,Y coordinate of the bottom right edge of the window being
+ * updated. */
+
+ uint16_t x_start;
+ uint16_t y_start;
+ /* (X Start, Y Start) is the first pixel in the Pixel Data field
+ * below. */
+
+ uint16_t pixel_count;
+ /* number of pixels in the Pixel Data field below. */
+
+ uint16_t parameter_CRC;
+ /* 16-bit CRC of all bytes from the Packet Length to the Pixel Count. */
+
+ uint16_t reserved;
+ /* 16-bit variable to make structure align on 4 byte boundary */
+};
+
+#define TYPE_VIDEO_STREAM 16
+#define TYPE_CLIENT_CAPS 66
+#define TYPE_REGISTER_ACCESS 146
+#define TYPE_CLIENT_STATUS 70
+
+struct __attribute__((packed)) mddi_register_access {
+ uint16_t length;
+ uint16_t type; /* 146 */
+ uint16_t client_id;
+
+ uint16_t read_write_info;
+ /* Bits 13:0 a 14-bit unsigned integer that specifies the number of
+ * 32-bit Register Data List items to be transferred in the
+ * Register Data List field.
+ * Bits[15:14] = 00 Write to register(s);
+ * Bits[15:14] = 10 Read from register(s);
+ * Bits[15:14] = 11 Response to a Read.
+ * Bits[15:14] = 01 this value is reserved for future use. */
+#define MDDI_WRITE (0 << 14)
+#define MDDI_READ (2 << 14)
+#define MDDI_READ_RESP (3 << 14)
+
+ uint32_t register_address;
+ /* the register address that is to be written to or read from. */
+
+ uint16_t crc16;
+
+ uint32_t register_data_list;
+ /* list of 4-byte register data values for/from client registers */
+};
+
+struct __attribute__((packed)) mddi_llentry {
+ uint16_t flags;
+ uint16_t header_count;
+ uint16_t data_count;
+ dma_addr_t data; /* 32 bit */
+ struct mddi_llentry *next;
+ uint16_t reserved;
+ union {
+ struct mddi_video_stream v;
+ struct mddi_register_access r;
+ uint32_t _[12];
+ } u;
+};
+
+#endif
diff --git a/drivers/video/msm/mdp.c b/drivers/video/msm/mdp.c
new file mode 100644
index 00000000000..99636a2b20f
--- /dev/null
+++ b/drivers/video/msm/mdp.c
@@ -0,0 +1,538 @@
+/* drivers/video/msm_fb/mdp.c
+ *
+ * MSM MDP Interface (used by framebuffer core)
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/fb.h>
+#include <linux/msm_mdp.h>
+#include <linux/interrupt.h>
+#include <linux/wait.h>
+#include <linux/clk.h>
+#include <linux/file.h>
+#ifdef CONFIG_ANDROID_PMEM
+#include <linux/android_pmem.h>
+#endif
+#include <linux/major.h>
+
+#include <mach/msm_iomap.h>
+#include <mach/msm_fb.h>
+#include <linux/platform_device.h>
+
+#include "mdp_hw.h"
+
+struct class *mdp_class;
+
+#define MDP_CMD_DEBUG_ACCESS_BASE (0x10000)
+
+static uint16_t mdp_default_ccs[] = {
+ 0x254, 0x000, 0x331, 0x254, 0xF38, 0xE61, 0x254, 0x409, 0x000,
+ 0x010, 0x080, 0x080
+};
+
+static DECLARE_WAIT_QUEUE_HEAD(mdp_dma2_waitqueue);
+static DECLARE_WAIT_QUEUE_HEAD(mdp_ppp_waitqueue);
+static struct msmfb_callback *dma_callback;
+static struct clk *clk;
+static unsigned int mdp_irq_mask;
+static DEFINE_SPINLOCK(mdp_lock);
+DEFINE_MUTEX(mdp_mutex);
+
+static int enable_mdp_irq(struct mdp_info *mdp, uint32_t mask)
+{
+ unsigned long irq_flags;
+ int ret = 0;
+
+ BUG_ON(!mask);
+
+ spin_lock_irqsave(&mdp_lock, irq_flags);
+ /* if the mask bits are already set return an error, this interrupt
+ * is already enabled */
+ if (mdp_irq_mask & mask) {
+ printk(KERN_ERR "mdp irq already on already on %x %x\n",
+ mdp_irq_mask, mask);
+ ret = -1;
+ }
+ /* if the mdp irq is not already enabled enable it */
+ if (!mdp_irq_mask) {
+ if (clk)
+ clk_enable(clk);
+ enable_irq(mdp->irq);
+ }
+
+ /* update the irq mask to reflect the fact that the interrupt is
+ * enabled */
+ mdp_irq_mask |= mask;
+ spin_unlock_irqrestore(&mdp_lock, irq_flags);
+ return ret;
+}
+
+static int locked_disable_mdp_irq(struct mdp_info *mdp, uint32_t mask)
+{
+ /* this interrupt is already disabled! */
+ if (!(mdp_irq_mask & mask)) {
+ printk(KERN_ERR "mdp irq already off %x %x\n",
+ mdp_irq_mask, mask);
+ return -1;
+ }
+ /* update the irq mask to reflect the fact that the interrupt is
+ * disabled */
+ mdp_irq_mask &= ~(mask);
+ /* if no one is waiting on the interrupt, disable it */
+ if (!mdp_irq_mask) {
+ disable_irq(mdp->irq);
+ if (clk)
+ clk_disable(clk);
+ }
+ return 0;
+}
+
+static int disable_mdp_irq(struct mdp_info *mdp, uint32_t mask)
+{
+ unsigned long irq_flags;
+ int ret;
+
+ spin_lock_irqsave(&mdp_lock, irq_flags);
+ ret = locked_disable_mdp_irq(mdp, mask);
+ spin_unlock_irqrestore(&mdp_lock, irq_flags);
+ return ret;
+}
+
+static irqreturn_t mdp_isr(int irq, void *data)
+{
+ uint32_t status;
+ unsigned long irq_flags;
+ struct mdp_info *mdp = data;
+
+ spin_lock_irqsave(&mdp_lock, irq_flags);
+
+ status = mdp_readl(mdp, MDP_INTR_STATUS);
+ mdp_writel(mdp, status, MDP_INTR_CLEAR);
+
+ status &= mdp_irq_mask;
+ if (status & DL0_DMA2_TERM_DONE) {
+ if (dma_callback) {
+ dma_callback->func(dma_callback);
+ dma_callback = NULL;
+ }
+ wake_up(&mdp_dma2_waitqueue);
+ }
+
+ if (status & DL0_ROI_DONE)
+ wake_up(&mdp_ppp_waitqueue);
+
+ if (status)
+ locked_disable_mdp_irq(mdp, status);
+
+ spin_unlock_irqrestore(&mdp_lock, irq_flags);
+ return IRQ_HANDLED;
+}
+
+static uint32_t mdp_check_mask(uint32_t mask)
+{
+ uint32_t ret;
+ unsigned long irq_flags;
+
+ spin_lock_irqsave(&mdp_lock, irq_flags);
+ ret = mdp_irq_mask & mask;
+ spin_unlock_irqrestore(&mdp_lock, irq_flags);
+ return ret;
+}
+
+static int mdp_wait(struct mdp_info *mdp, uint32_t mask, wait_queue_head_t *wq)
+{
+ int ret = 0;
+ unsigned long irq_flags;
+
+ wait_event_timeout(*wq, !mdp_check_mask(mask), HZ);
+
+ spin_lock_irqsave(&mdp_lock, irq_flags);
+ if (mdp_irq_mask & mask) {
+ locked_disable_mdp_irq(mdp, mask);
+ printk(KERN_WARNING "timeout waiting for mdp to complete %x\n",
+ mask);
+ ret = -ETIMEDOUT;
+ }
+ spin_unlock_irqrestore(&mdp_lock, irq_flags);
+
+ return ret;
+}
+
+void mdp_dma_wait(struct mdp_device *mdp_dev)
+{
+#define MDP_MAX_TIMEOUTS 20
+ static int timeout_count;
+ struct mdp_info *mdp = container_of(mdp_dev, struct mdp_info, mdp_dev);
+
+ if (mdp_wait(mdp, DL0_DMA2_TERM_DONE, &mdp_dma2_waitqueue) == -ETIMEDOUT)
+ timeout_count++;
+ else
+ timeout_count = 0;
+
+ if (timeout_count > MDP_MAX_TIMEOUTS) {
+ printk(KERN_ERR "mdp: dma failed %d times, somethings wrong!\n",
+ MDP_MAX_TIMEOUTS);
+ BUG();
+ }
+}
+
+static int mdp_ppp_wait(struct mdp_info *mdp)
+{
+ return mdp_wait(mdp, DL0_ROI_DONE, &mdp_ppp_waitqueue);
+}
+
+void mdp_dma_to_mddi(struct mdp_info *mdp, uint32_t addr, uint32_t stride,
+ uint32_t width, uint32_t height, uint32_t x, uint32_t y,
+ struct msmfb_callback *callback)
+{
+ uint32_t dma2_cfg;
+ uint16_t ld_param = 0; /* 0=PRIM, 1=SECD, 2=EXT */
+
+ if (enable_mdp_irq(mdp, DL0_DMA2_TERM_DONE)) {
+ printk(KERN_ERR "mdp_dma_to_mddi: busy\n");
+ return;
+ }
+
+ dma_callback = callback;
+
+ dma2_cfg = DMA_PACK_TIGHT |
+ DMA_PACK_ALIGN_LSB |
+ DMA_PACK_PATTERN_RGB |
+ DMA_OUT_SEL_AHB |
+ DMA_IBUF_NONCONTIGUOUS;
+
+ dma2_cfg |= DMA_IBUF_FORMAT_RGB565;
+
+ dma2_cfg |= DMA_OUT_SEL_MDDI;
+
+ dma2_cfg |= DMA_MDDI_DMAOUT_LCD_SEL_PRIMARY;
+
+ dma2_cfg |= DMA_DITHER_EN;
+
+ /* setup size, address, and stride */
+ mdp_writel(mdp, (height << 16) | (width),
+ MDP_CMD_DEBUG_ACCESS_BASE + 0x0184);
+ mdp_writel(mdp, addr, MDP_CMD_DEBUG_ACCESS_BASE + 0x0188);
+ mdp_writel(mdp, stride, MDP_CMD_DEBUG_ACCESS_BASE + 0x018C);
+
+ /* 666 18BPP */
+ dma2_cfg |= DMA_DSTC0G_6BITS | DMA_DSTC1B_6BITS | DMA_DSTC2R_6BITS;
+
+ /* set y & x offset and MDDI transaction parameters */
+ mdp_writel(mdp, (y << 16) | (x), MDP_CMD_DEBUG_ACCESS_BASE + 0x0194);
+ mdp_writel(mdp, ld_param, MDP_CMD_DEBUG_ACCESS_BASE + 0x01a0);
+ mdp_writel(mdp, (MDDI_VDO_PACKET_DESC << 16) | MDDI_VDO_PACKET_PRIM,
+ MDP_CMD_DEBUG_ACCESS_BASE + 0x01a4);
+
+ mdp_writel(mdp, dma2_cfg, MDP_CMD_DEBUG_ACCESS_BASE + 0x0180);
+
+ /* start DMA2 */
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0044);
+}
+
+void mdp_dma(struct mdp_device *mdp_dev, uint32_t addr, uint32_t stride,
+ uint32_t width, uint32_t height, uint32_t x, uint32_t y,
+ struct msmfb_callback *callback, int interface)
+{
+ struct mdp_info *mdp = container_of(mdp_dev, struct mdp_info, mdp_dev);
+
+ if (interface == MSM_MDDI_PMDH_INTERFACE) {
+ mdp_dma_to_mddi(mdp, addr, stride, width, height, x, y,
+ callback);
+ }
+}
+
+int get_img(struct mdp_img *img, struct fb_info *info,
+ unsigned long *start, unsigned long *len,
+ struct file **filep)
+{
+ int put_needed, ret = 0;
+ struct file *file;
+ unsigned long vstart;
+
+#ifdef CONFIG_ANDROID_PMEM
+ if (!get_pmem_file(img->memory_id, start, &vstart, len, filep))
+ return 0;
+#endif
+
+ file = fget_light(img->memory_id, &put_needed);
+ if (file == NULL)
+ return -1;
+
+ if (MAJOR(file->f_dentry->d_inode->i_rdev) == FB_MAJOR) {
+ *start = info->fix.smem_start;
+ *len = info->fix.smem_len;
+ } else
+ ret = -1;
+ fput_light(file, put_needed);
+
+ return ret;
+}
+
+void put_img(struct file *src_file, struct file *dst_file)
+{
+#ifdef CONFIG_ANDROID_PMEM
+ if (src_file)
+ put_pmem_file(src_file);
+ if (dst_file)
+ put_pmem_file(dst_file);
+#endif
+}
+
+int mdp_blit(struct mdp_device *mdp_dev, struct fb_info *fb,
+ struct mdp_blit_req *req)
+{
+ int ret;
+ unsigned long src_start = 0, src_len = 0, dst_start = 0, dst_len = 0;
+ struct mdp_info *mdp = container_of(mdp_dev, struct mdp_info, mdp_dev);
+ struct file *src_file = 0, *dst_file = 0;
+
+ /* WORKAROUND FOR HARDWARE BUG IN BG TILE FETCH */
+ if (unlikely(req->src_rect.h == 0 ||
+ req->src_rect.w == 0)) {
+ printk(KERN_ERR "mpd_ppp: src img of zero size!\n");
+ return -EINVAL;
+ }
+ if (unlikely(req->dst_rect.h == 0 ||
+ req->dst_rect.w == 0))
+ return -EINVAL;
+
+ /* do this first so that if this fails, the caller can always
+ * safely call put_img */
+ if (unlikely(get_img(&req->src, fb, &src_start, &src_len, &src_file))) {
+ printk(KERN_ERR "mpd_ppp: could not retrieve src image from "
+ "memory\n");
+ return -EINVAL;
+ }
+
+ if (unlikely(get_img(&req->dst, fb, &dst_start, &dst_len, &dst_file))) {
+ printk(KERN_ERR "mpd_ppp: could not retrieve dst image from "
+ "memory\n");
+#ifdef CONFIG_ANDROID_PMEM
+ put_pmem_file(src_file);
+#endif
+ return -EINVAL;
+ }
+ mutex_lock(&mdp_mutex);
+
+ /* transp_masking unimplemented */
+ req->transp_mask = MDP_TRANSP_NOP;
+ if (unlikely((req->transp_mask != MDP_TRANSP_NOP ||
+ req->alpha != MDP_ALPHA_NOP ||
+ HAS_ALPHA(req->src.format)) &&
+ (req->flags & MDP_ROT_90 &&
+ req->dst_rect.w <= 16 && req->dst_rect.h >= 16))) {
+ int i;
+ unsigned int tiles = req->dst_rect.h / 16;
+ unsigned int remainder = req->dst_rect.h % 16;
+ req->src_rect.w = 16*req->src_rect.w / req->dst_rect.h;
+ req->dst_rect.h = 16;
+ for (i = 0; i < tiles; i++) {
+ enable_mdp_irq(mdp, DL0_ROI_DONE);
+ ret = mdp_ppp_blit(mdp, req, src_file, src_start,
+ src_len, dst_file, dst_start,
+ dst_len);
+ if (ret)
+ goto err_bad_blit;
+ ret = mdp_ppp_wait(mdp);
+ if (ret)
+ goto err_wait_failed;
+ req->dst_rect.y += 16;
+ req->src_rect.x += req->src_rect.w;
+ }
+ if (!remainder)
+ goto end;
+ req->src_rect.w = remainder*req->src_rect.w / req->dst_rect.h;
+ req->dst_rect.h = remainder;
+ }
+ enable_mdp_irq(mdp, DL0_ROI_DONE);
+ ret = mdp_ppp_blit(mdp, req, src_file, src_start, src_len, dst_file,
+ dst_start,
+ dst_len);
+ if (ret)
+ goto err_bad_blit;
+ ret = mdp_ppp_wait(mdp);
+ if (ret)
+ goto err_wait_failed;
+end:
+ put_img(src_file, dst_file);
+ mutex_unlock(&mdp_mutex);
+ return 0;
+err_bad_blit:
+ disable_mdp_irq(mdp, DL0_ROI_DONE);
+err_wait_failed:
+ put_img(src_file, dst_file);
+ mutex_unlock(&mdp_mutex);
+ return ret;
+}
+
+void mdp_set_grp_disp(struct mdp_device *mdp_dev, unsigned disp_id)
+{
+ struct mdp_info *mdp = container_of(mdp_dev, struct mdp_info, mdp_dev);
+
+ disp_id &= 0xf;
+ mdp_writel(mdp, disp_id, MDP_FULL_BYPASS_WORD43);
+}
+
+int register_mdp_client(struct class_interface *cint)
+{
+ if (!mdp_class) {
+ pr_err("mdp: no mdp_class when registering mdp client\n");
+ return -ENODEV;
+ }
+ cint->class = mdp_class;
+ return class_interface_register(cint);
+}
+
+#include "mdp_csc_table.h"
+#include "mdp_scale_tables.h"
+
+int mdp_probe(struct platform_device *pdev)
+{
+ struct resource *resource;
+ int ret;
+ int n;
+ struct mdp_info *mdp;
+
+ resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!resource) {
+ pr_err("mdp: can not get mdp mem resource!\n");
+ return -ENOMEM;
+ }
+
+ mdp = kzalloc(sizeof(struct mdp_info), GFP_KERNEL);
+ if (!mdp)
+ return -ENOMEM;
+
+ mdp->irq = platform_get_irq(pdev, 0);
+ if (mdp->irq < 0) {
+ pr_err("mdp: can not get mdp irq\n");
+ ret = mdp->irq;
+ goto error_get_irq;
+ }
+
+ mdp->base = ioremap(resource->start,
+ resource->end - resource->start);
+ if (mdp->base == 0) {
+ printk(KERN_ERR "msmfb: cannot allocate mdp regs!\n");
+ ret = -ENOMEM;
+ goto error_ioremap;
+ }
+
+ mdp->mdp_dev.dma = mdp_dma;
+ mdp->mdp_dev.dma_wait = mdp_dma_wait;
+ mdp->mdp_dev.blit = mdp_blit;
+ mdp->mdp_dev.set_grp_disp = mdp_set_grp_disp;
+
+ clk = clk_get(&pdev->dev, "mdp_clk");
+ if (IS_ERR(clk)) {
+ printk(KERN_INFO "mdp: failed to get mdp clk");
+ return PTR_ERR(clk);
+ }
+
+ ret = request_irq(mdp->irq, mdp_isr, IRQF_DISABLED, "msm_mdp", mdp);
+ if (ret)
+ goto error_request_irq;
+ disable_irq(mdp->irq);
+ mdp_irq_mask = 0;
+
+ /* debug interface write access */
+ mdp_writel(mdp, 1, 0x60);
+
+ mdp_writel(mdp, MDP_ANY_INTR_MASK, MDP_INTR_ENABLE);
+ mdp_writel(mdp, 1, MDP_EBI2_PORTMAP_MODE);
+
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01f8);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01fc);
+
+ for (n = 0; n < ARRAY_SIZE(csc_table); n++)
+ mdp_writel(mdp, csc_table[n].val, csc_table[n].reg);
+
+ /* clear up unused fg/main registers */
+ /* comp.plane 2&3 ystride */
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0120);
+
+ /* unpacked pattern */
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x012c);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0130);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0134);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0158);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x015c);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0160);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0170);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0174);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x017c);
+
+ /* comp.plane 2 & 3 */
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0114);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0118);
+
+ /* clear unused bg registers */
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01c8);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01d0);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01dc);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01e0);
+ mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01e4);
+
+ for (n = 0; n < ARRAY_SIZE(mdp_upscale_table); n++)
+ mdp_writel(mdp, mdp_upscale_table[n].val,
+ mdp_upscale_table[n].reg);
+
+ for (n = 0; n < 9; n++)
+ mdp_writel(mdp, mdp_default_ccs[n], 0x40440 + 4 * n);
+ mdp_writel(mdp, mdp_default_ccs[9], 0x40500 + 4 * 0);
+ mdp_writel(mdp, mdp_default_ccs[10], 0x40500 + 4 * 0);
+ mdp_writel(mdp, mdp_default_ccs[11], 0x40500 + 4 * 0);
+
+ /* register mdp device */
+ mdp->mdp_dev.dev.parent = &pdev->dev;
+ mdp->mdp_dev.dev.class = mdp_class;
+ snprintf(mdp->mdp_dev.dev.bus_id, BUS_ID_SIZE, "mdp%d", pdev->id);
+
+ /* if you can remove the platform device you'd have to implement
+ * this:
+ mdp_dev.release = mdp_class; */
+
+ ret = device_register(&mdp->mdp_dev.dev);
+ if (ret)
+ goto error_device_register;
+ return 0;
+
+error_device_register:
+ free_irq(mdp->irq, mdp);
+error_request_irq:
+ iounmap(mdp->base);
+error_get_irq:
+error_ioremap:
+ kfree(mdp);
+ return ret;
+}
+
+static struct platform_driver msm_mdp_driver = {
+ .probe = mdp_probe,
+ .driver = {.name = "msm_mdp"},
+};
+
+static int __init mdp_init(void)
+{
+ mdp_class = class_create(THIS_MODULE, "msm_mdp");
+ if (IS_ERR(mdp_class)) {
+ printk(KERN_ERR "Error creating mdp class\n");
+ return PTR_ERR(mdp_class);
+ }
+ return platform_driver_register(&msm_mdp_driver);
+}
+
+subsys_initcall(mdp_init);
diff --git a/drivers/video/msm/mdp_csc_table.h b/drivers/video/msm/mdp_csc_table.h
new file mode 100644
index 00000000000..d1cde30ead5
--- /dev/null
+++ b/drivers/video/msm/mdp_csc_table.h
@@ -0,0 +1,582 @@
+/* drivers/video/msm_fb/mdp_csc_table.h
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+static struct {
+ uint32_t reg;
+ uint32_t val;
+} csc_table[] = {
+ { 0x40400, 0x83 },
+ { 0x40404, 0x102 },
+ { 0x40408, 0x32 },
+ { 0x4040c, 0xffffffb5 },
+ { 0x40410, 0xffffff6c },
+ { 0x40414, 0xe1 },
+ { 0x40418, 0xe1 },
+ { 0x4041c, 0xffffff45 },
+ { 0x40420, 0xffffffdc },
+ { 0x40440, 0x254 },
+ { 0x40444, 0x0 },
+ { 0x40448, 0x331 },
+ { 0x4044c, 0x254 },
+ { 0x40450, 0xffffff38 },
+ { 0x40454, 0xfffffe61 },
+ { 0x40458, 0x254 },
+ { 0x4045c, 0x409 },
+ { 0x40460, 0x0 },
+ { 0x40480, 0x5d },
+ { 0x40484, 0x13a },
+ { 0x40488, 0x20 },
+ { 0x4048c, 0xffffffcd },
+ { 0x40490, 0xffffff54 },
+ { 0x40494, 0xe1 },
+ { 0x40498, 0xe1 },
+ { 0x4049c, 0xffffff35 },
+ { 0x404a0, 0xffffffec },
+ { 0x404c0, 0x254 },
+ { 0x404c4, 0x0 },
+ { 0x404c8, 0x396 },
+ { 0x404cc, 0x254 },
+ { 0x404d0, 0xffffff94 },
+ { 0x404d4, 0xfffffef0 },
+ { 0x404d8, 0x254 },
+ { 0x404dc, 0x43a },
+ { 0x404e0, 0x0 },
+ { 0x40500, 0x10 },
+ { 0x40504, 0x80 },
+ { 0x40508, 0x80 },
+ { 0x40540, 0x10 },
+ { 0x40544, 0x80 },
+ { 0x40548, 0x80 },
+ { 0x40580, 0x10 },
+ { 0x40584, 0xeb },
+ { 0x40588, 0x10 },
+ { 0x4058c, 0xf0 },
+ { 0x405c0, 0x10 },
+ { 0x405c4, 0xeb },
+ { 0x405c8, 0x10 },
+ { 0x405cc, 0xf0 },
+ { 0x40800, 0x0 },
+ { 0x40804, 0x151515 },
+ { 0x40808, 0x1d1d1d },
+ { 0x4080c, 0x232323 },
+ { 0x40810, 0x272727 },
+ { 0x40814, 0x2b2b2b },
+ { 0x40818, 0x2f2f2f },
+ { 0x4081c, 0x333333 },
+ { 0x40820, 0x363636 },
+ { 0x40824, 0x393939 },
+ { 0x40828, 0x3b3b3b },
+ { 0x4082c, 0x3e3e3e },
+ { 0x40830, 0x404040 },
+ { 0x40834, 0x434343 },
+ { 0x40838, 0x454545 },
+ { 0x4083c, 0x474747 },
+ { 0x40840, 0x494949 },
+ { 0x40844, 0x4b4b4b },
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+ { 0x40fe0, 0xf0f0f0 },
+ { 0x40fe4, 0xf2f2f2 },
+ { 0x40fe8, 0xf4f4f4 },
+ { 0x40fec, 0xf6f6f6 },
+ { 0x40ff0, 0xf8f8f8 },
+ { 0x40ff4, 0xfbfbfb },
+ { 0x40ff8, 0xfdfdfd },
+ { 0x40ffc, 0xffffff },
+};
diff --git a/drivers/video/msm/mdp_hw.h b/drivers/video/msm/mdp_hw.h
new file mode 100644
index 00000000000..4e3deb4e592
--- /dev/null
+++ b/drivers/video/msm/mdp_hw.h
@@ -0,0 +1,621 @@
+/* drivers/video/msm_fb/mdp_hw.h
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#ifndef _MDP_HW_H_
+#define _MDP_HW_H_
+
+#include <mach/msm_iomap.h>
+#include <mach/msm_fb.h>
+
+struct mdp_info {
+ struct mdp_device mdp_dev;
+ char * __iomem base;
+ int irq;
+};
+struct mdp_blit_req;
+struct mdp_device;
+int mdp_ppp_blit(const struct mdp_info *mdp, struct mdp_blit_req *req,
+ struct file *src_file, unsigned long src_start,
+ unsigned long src_len, struct file *dst_file,
+ unsigned long dst_start, unsigned long dst_len);
+#define mdp_writel(mdp, value, offset) writel(value, mdp->base + offset)
+#define mdp_readl(mdp, offset) readl(mdp->base + offset)
+
+#define MDP_SYNC_CONFIG_0 (0x00000)
+#define MDP_SYNC_CONFIG_1 (0x00004)
+#define MDP_SYNC_CONFIG_2 (0x00008)
+#define MDP_SYNC_STATUS_0 (0x0000c)
+#define MDP_SYNC_STATUS_1 (0x00010)
+#define MDP_SYNC_STATUS_2 (0x00014)
+#define MDP_SYNC_THRESH_0 (0x00018)
+#define MDP_SYNC_THRESH_1 (0x0001c)
+#define MDP_INTR_ENABLE (0x00020)
+#define MDP_INTR_STATUS (0x00024)
+#define MDP_INTR_CLEAR (0x00028)
+#define MDP_DISPLAY0_START (0x00030)
+#define MDP_DISPLAY1_START (0x00034)
+#define MDP_DISPLAY_STATUS (0x00038)
+#define MDP_EBI2_LCD0 (0x0003c)
+#define MDP_EBI2_LCD1 (0x00040)
+#define MDP_DISPLAY0_ADDR (0x00054)
+#define MDP_DISPLAY1_ADDR (0x00058)
+#define MDP_EBI2_PORTMAP_MODE (0x0005c)
+#define MDP_MODE (0x00060)
+#define MDP_TV_OUT_STATUS (0x00064)
+#define MDP_HW_VERSION (0x00070)
+#define MDP_SW_RESET (0x00074)
+#define MDP_AXI_ERROR_MASTER_STOP (0x00078)
+#define MDP_SEL_CLK_OR_HCLK_TEST_BUS (0x0007c)
+#define MDP_PRIMARY_VSYNC_OUT_CTRL (0x00080)
+#define MDP_SECONDARY_VSYNC_OUT_CTRL (0x00084)
+#define MDP_EXTERNAL_VSYNC_OUT_CTRL (0x00088)
+#define MDP_VSYNC_CTRL (0x0008c)
+#define MDP_CGC_EN (0x00100)
+#define MDP_CMD_STATUS (0x10008)
+#define MDP_PROFILE_EN (0x10010)
+#define MDP_PROFILE_COUNT (0x10014)
+#define MDP_DMA_START (0x10044)
+#define MDP_FULL_BYPASS_WORD0 (0x10100)
+#define MDP_FULL_BYPASS_WORD1 (0x10104)
+#define MDP_COMMAND_CONFIG (0x10104)
+#define MDP_FULL_BYPASS_WORD2 (0x10108)
+#define MDP_FULL_BYPASS_WORD3 (0x1010c)
+#define MDP_FULL_BYPASS_WORD4 (0x10110)
+#define MDP_FULL_BYPASS_WORD6 (0x10118)
+#define MDP_FULL_BYPASS_WORD7 (0x1011c)
+#define MDP_FULL_BYPASS_WORD8 (0x10120)
+#define MDP_FULL_BYPASS_WORD9 (0x10124)
+#define MDP_PPP_SOURCE_CONFIG (0x10124)
+#define MDP_FULL_BYPASS_WORD10 (0x10128)
+#define MDP_FULL_BYPASS_WORD11 (0x1012c)
+#define MDP_FULL_BYPASS_WORD12 (0x10130)
+#define MDP_FULL_BYPASS_WORD13 (0x10134)
+#define MDP_FULL_BYPASS_WORD14 (0x10138)
+#define MDP_PPP_OPERATION_CONFIG (0x10138)
+#define MDP_FULL_BYPASS_WORD15 (0x1013c)
+#define MDP_FULL_BYPASS_WORD16 (0x10140)
+#define MDP_FULL_BYPASS_WORD17 (0x10144)
+#define MDP_FULL_BYPASS_WORD18 (0x10148)
+#define MDP_FULL_BYPASS_WORD19 (0x1014c)
+#define MDP_FULL_BYPASS_WORD20 (0x10150)
+#define MDP_PPP_DESTINATION_CONFIG (0x10150)
+#define MDP_FULL_BYPASS_WORD21 (0x10154)
+#define MDP_FULL_BYPASS_WORD22 (0x10158)
+#define MDP_FULL_BYPASS_WORD23 (0x1015c)
+#define MDP_FULL_BYPASS_WORD24 (0x10160)
+#define MDP_FULL_BYPASS_WORD25 (0x10164)
+#define MDP_FULL_BYPASS_WORD26 (0x10168)
+#define MDP_FULL_BYPASS_WORD27 (0x1016c)
+#define MDP_FULL_BYPASS_WORD29 (0x10174)
+#define MDP_FULL_BYPASS_WORD30 (0x10178)
+#define MDP_FULL_BYPASS_WORD31 (0x1017c)
+#define MDP_FULL_BYPASS_WORD32 (0x10180)
+#define MDP_DMA_CONFIG (0x10180)
+#define MDP_FULL_BYPASS_WORD33 (0x10184)
+#define MDP_FULL_BYPASS_WORD34 (0x10188)
+#define MDP_FULL_BYPASS_WORD35 (0x1018c)
+#define MDP_FULL_BYPASS_WORD37 (0x10194)
+#define MDP_FULL_BYPASS_WORD39 (0x1019c)
+#define MDP_FULL_BYPASS_WORD40 (0x101a0)
+#define MDP_FULL_BYPASS_WORD41 (0x101a4)
+#define MDP_FULL_BYPASS_WORD43 (0x101ac)
+#define MDP_FULL_BYPASS_WORD46 (0x101b8)
+#define MDP_FULL_BYPASS_WORD47 (0x101bc)
+#define MDP_FULL_BYPASS_WORD48 (0x101c0)
+#define MDP_FULL_BYPASS_WORD49 (0x101c4)
+#define MDP_FULL_BYPASS_WORD50 (0x101c8)
+#define MDP_FULL_BYPASS_WORD51 (0x101cc)
+#define MDP_FULL_BYPASS_WORD52 (0x101d0)
+#define MDP_FULL_BYPASS_WORD53 (0x101d4)
+#define MDP_FULL_BYPASS_WORD54 (0x101d8)
+#define MDP_FULL_BYPASS_WORD55 (0x101dc)
+#define MDP_FULL_BYPASS_WORD56 (0x101e0)
+#define MDP_FULL_BYPASS_WORD57 (0x101e4)
+#define MDP_FULL_BYPASS_WORD58 (0x101e8)
+#define MDP_FULL_BYPASS_WORD59 (0x101ec)
+#define MDP_FULL_BYPASS_WORD60 (0x101f0)
+#define MDP_VSYNC_THRESHOLD (0x101f0)
+#define MDP_FULL_BYPASS_WORD61 (0x101f4)
+#define MDP_FULL_BYPASS_WORD62 (0x101f8)
+#define MDP_FULL_BYPASS_WORD63 (0x101fc)
+#define MDP_TFETCH_TEST_MODE (0x20004)
+#define MDP_TFETCH_STATUS (0x20008)
+#define MDP_TFETCH_TILE_COUNT (0x20010)
+#define MDP_TFETCH_FETCH_COUNT (0x20014)
+#define MDP_TFETCH_CONSTANT_COLOR (0x20040)
+#define MDP_CSC_BYPASS (0x40004)
+#define MDP_SCALE_COEFF_LSB (0x5fffc)
+#define MDP_TV_OUT_CTL (0xc0000)
+#define MDP_TV_OUT_FIR_COEFF (0xc0004)
+#define MDP_TV_OUT_BUF_ADDR (0xc0008)
+#define MDP_TV_OUT_CC_DATA (0xc000c)
+#define MDP_TV_OUT_SOBEL (0xc0010)
+#define MDP_TV_OUT_Y_CLAMP (0xc0018)
+#define MDP_TV_OUT_CB_CLAMP (0xc001c)
+#define MDP_TV_OUT_CR_CLAMP (0xc0020)
+#define MDP_TEST_MODE_CLK (0xd0000)
+#define MDP_TEST_MISR_RESET_CLK (0xd0004)
+#define MDP_TEST_EXPORT_MISR_CLK (0xd0008)
+#define MDP_TEST_MISR_CURR_VAL_CLK (0xd000c)
+#define MDP_TEST_MODE_HCLK (0xd0100)
+#define MDP_TEST_MISR_RESET_HCLK (0xd0104)
+#define MDP_TEST_EXPORT_MISR_HCLK (0xd0108)
+#define MDP_TEST_MISR_CURR_VAL_HCLK (0xd010c)
+#define MDP_TEST_MODE_DCLK (0xd0200)
+#define MDP_TEST_MISR_RESET_DCLK (0xd0204)
+#define MDP_TEST_EXPORT_MISR_DCLK (0xd0208)
+#define MDP_TEST_MISR_CURR_VAL_DCLK (0xd020c)
+#define MDP_TEST_CAPTURED_DCLK (0xd0210)
+#define MDP_TEST_MISR_CAPT_VAL_DCLK (0xd0214)
+#define MDP_LCDC_CTL (0xe0000)
+#define MDP_LCDC_HSYNC_CTL (0xe0004)
+#define MDP_LCDC_VSYNC_CTL (0xe0008)
+#define MDP_LCDC_ACTIVE_HCTL (0xe000c)
+#define MDP_LCDC_ACTIVE_VCTL (0xe0010)
+#define MDP_LCDC_BORDER_CLR (0xe0014)
+#define MDP_LCDC_H_BLANK (0xe0018)
+#define MDP_LCDC_V_BLANK (0xe001c)
+#define MDP_LCDC_UNDERFLOW_CLR (0xe0020)
+#define MDP_LCDC_HSYNC_SKEW (0xe0024)
+#define MDP_LCDC_TEST_CTL (0xe0028)
+#define MDP_LCDC_LINE_IRQ (0xe002c)
+#define MDP_LCDC_CTL_POLARITY (0xe0030)
+#define MDP_LCDC_DMA_CONFIG (0xe1000)
+#define MDP_LCDC_DMA_SIZE (0xe1004)
+#define MDP_LCDC_DMA_IBUF_ADDR (0xe1008)
+#define MDP_LCDC_DMA_IBUF_Y_STRIDE (0xe100c)
+
+
+#define MDP_DMA2_TERM 0x1
+#define MDP_DMA3_TERM 0x2
+#define MDP_PPP_TERM 0x3
+
+/* MDP_INTR_ENABLE */
+#define DL0_ROI_DONE (1<<0)
+#define DL1_ROI_DONE (1<<1)
+#define DL0_DMA2_TERM_DONE (1<<2)
+#define DL1_DMA2_TERM_DONE (1<<3)
+#define DL0_PPP_TERM_DONE (1<<4)
+#define DL1_PPP_TERM_DONE (1<<5)
+#define TV_OUT_DMA3_DONE (1<<6)
+#define TV_ENC_UNDERRUN (1<<7)
+#define DL0_FETCH_DONE (1<<11)
+#define DL1_FETCH_DONE (1<<12)
+
+#define MDP_PPP_BUSY_STATUS (DL0_ROI_DONE| \
+ DL1_ROI_DONE| \
+ DL0_PPP_TERM_DONE| \
+ DL1_PPP_TERM_DONE)
+
+#define MDP_ANY_INTR_MASK (DL0_ROI_DONE| \
+ DL1_ROI_DONE| \
+ DL0_DMA2_TERM_DONE| \
+ DL1_DMA2_TERM_DONE| \
+ DL0_PPP_TERM_DONE| \
+ DL1_PPP_TERM_DONE| \
+ DL0_FETCH_DONE| \
+ DL1_FETCH_DONE| \
+ TV_ENC_UNDERRUN)
+
+#define MDP_TOP_LUMA 16
+#define MDP_TOP_CHROMA 0
+#define MDP_BOTTOM_LUMA 19
+#define MDP_BOTTOM_CHROMA 3
+#define MDP_LEFT_LUMA 22
+#define MDP_LEFT_CHROMA 6
+#define MDP_RIGHT_LUMA 25
+#define MDP_RIGHT_CHROMA 9
+
+#define CLR_G 0x0
+#define CLR_B 0x1
+#define CLR_R 0x2
+#define CLR_ALPHA 0x3
+
+#define CLR_Y CLR_G
+#define CLR_CB CLR_B
+#define CLR_CR CLR_R
+
+/* from lsb to msb */
+#define MDP_GET_PACK_PATTERN(a, x, y, z, bit) \
+ (((a)<<(bit*3))|((x)<<(bit*2))|((y)<<bit)|(z))
+
+/* MDP_SYNC_CONFIG_0/1/2 */
+#define MDP_SYNCFG_HGT_LOC 22
+#define MDP_SYNCFG_VSYNC_EXT_EN (1<<21)
+#define MDP_SYNCFG_VSYNC_INT_EN (1<<20)
+
+/* MDP_SYNC_THRESH_0 */
+#define MDP_PRIM_BELOW_LOC 0
+#define MDP_PRIM_ABOVE_LOC 8
+
+/* MDP_{PRIMARY,SECONDARY,EXTERNAL}_VSYNC_OUT_CRL */
+#define VSYNC_PULSE_EN (1<<31)
+#define VSYNC_PULSE_INV (1<<30)
+
+/* MDP_VSYNC_CTRL */
+#define DISP0_VSYNC_MAP_VSYNC0 0
+#define DISP0_VSYNC_MAP_VSYNC1 (1<<0)
+#define DISP0_VSYNC_MAP_VSYNC2 ((1<<0)|(1<<1))
+
+#define DISP1_VSYNC_MAP_VSYNC0 0
+#define DISP1_VSYNC_MAP_VSYNC1 (1<<2)
+#define DISP1_VSYNC_MAP_VSYNC2 ((1<<2)|(1<<3))
+
+#define PRIMARY_LCD_SYNC_EN (1<<4)
+#define PRIMARY_LCD_SYNC_DISABLE 0
+
+#define SECONDARY_LCD_SYNC_EN (1<<5)
+#define SECONDARY_LCD_SYNC_DISABLE 0
+
+#define EXTERNAL_LCD_SYNC_EN (1<<6)
+#define EXTERNAL_LCD_SYNC_DISABLE 0
+
+/* MDP_VSYNC_THRESHOLD / MDP_FULL_BYPASS_WORD60 */
+#define VSYNC_THRESHOLD_ABOVE_LOC 0
+#define VSYNC_THRESHOLD_BELOW_LOC 16
+#define VSYNC_ANTI_TEAR_EN (1<<31)
+
+/* MDP_COMMAND_CONFIG / MDP_FULL_BYPASS_WORD1 */
+#define MDP_CMD_DBGBUS_EN (1<<0)
+
+/* MDP_PPP_SOURCE_CONFIG / MDP_FULL_BYPASS_WORD9&53 */
+#define PPP_SRC_C0G_8BIT ((1<<1)|(1<<0))
+#define PPP_SRC_C1B_8BIT ((1<<3)|(1<<2))
+#define PPP_SRC_C2R_8BIT ((1<<5)|(1<<4))
+#define PPP_SRC_C3A_8BIT ((1<<7)|(1<<6))
+
+#define PPP_SRC_C0G_6BIT (1<<1)
+#define PPP_SRC_C1B_6BIT (1<<3)
+#define PPP_SRC_C2R_6BIT (1<<5)
+
+#define PPP_SRC_C0G_5BIT (1<<0)
+#define PPP_SRC_C1B_5BIT (1<<2)
+#define PPP_SRC_C2R_5BIT (1<<4)
+
+#define PPP_SRC_C3ALPHA_EN (1<<8)
+
+#define PPP_SRC_BPP_1BYTES 0
+#define PPP_SRC_BPP_2BYTES (1<<9)
+#define PPP_SRC_BPP_3BYTES (1<<10)
+#define PPP_SRC_BPP_4BYTES ((1<<10)|(1<<9))
+
+#define PPP_SRC_BPP_ROI_ODD_X (1<<11)
+#define PPP_SRC_BPP_ROI_ODD_Y (1<<12)
+#define PPP_SRC_INTERLVD_2COMPONENTS (1<<13)
+#define PPP_SRC_INTERLVD_3COMPONENTS (1<<14)
+#define PPP_SRC_INTERLVD_4COMPONENTS ((1<<14)|(1<<13))
+
+
+/* RGB666 unpack format
+** TIGHT means R6+G6+B6 together
+** LOOSE means R6+2 +G6+2+ B6+2 (with MSB)
+** or 2+R6 +2+G6 +2+B6 (with LSB)
+*/
+#define PPP_SRC_PACK_TIGHT (1<<17)
+#define PPP_SRC_PACK_LOOSE 0
+#define PPP_SRC_PACK_ALIGN_LSB 0
+#define PPP_SRC_PACK_ALIGN_MSB (1<<18)
+
+#define PPP_SRC_PLANE_INTERLVD 0
+#define PPP_SRC_PLANE_PSEUDOPLNR (1<<20)
+
+#define PPP_SRC_WMV9_MODE (1<<21)
+
+/* MDP_PPP_OPERATION_CONFIG / MDP_FULL_BYPASS_WORD14 */
+#define PPP_OP_SCALE_X_ON (1<<0)
+#define PPP_OP_SCALE_Y_ON (1<<1)
+
+#define PPP_OP_CONVERT_RGB2YCBCR 0
+#define PPP_OP_CONVERT_YCBCR2RGB (1<<2)
+#define PPP_OP_CONVERT_ON (1<<3)
+
+#define PPP_OP_CONVERT_MATRIX_PRIMARY 0
+#define PPP_OP_CONVERT_MATRIX_SECONDARY (1<<4)
+
+#define PPP_OP_LUT_C0_ON (1<<5)
+#define PPP_OP_LUT_C1_ON (1<<6)
+#define PPP_OP_LUT_C2_ON (1<<7)
+
+/* rotate or blend enable */
+#define PPP_OP_ROT_ON (1<<8)
+
+#define PPP_OP_ROT_90 (1<<9)
+#define PPP_OP_FLIP_LR (1<<10)
+#define PPP_OP_FLIP_UD (1<<11)
+
+#define PPP_OP_BLEND_ON (1<<12)
+
+#define PPP_OP_BLEND_SRCPIXEL_ALPHA 0
+#define PPP_OP_BLEND_DSTPIXEL_ALPHA (1<<13)
+#define PPP_OP_BLEND_CONSTANT_ALPHA (1<<14)
+#define PPP_OP_BLEND_SRCPIXEL_TRANSP ((1<<13)|(1<<14))
+
+#define PPP_OP_BLEND_ALPHA_BLEND_NORMAL 0
+#define PPP_OP_BLEND_ALPHA_BLEND_REVERSE (1<<15)
+
+#define PPP_OP_DITHER_EN (1<<16)
+
+#define PPP_OP_COLOR_SPACE_RGB 0
+#define PPP_OP_COLOR_SPACE_YCBCR (1<<17)
+
+#define PPP_OP_SRC_CHROMA_RGB 0
+#define PPP_OP_SRC_CHROMA_H2V1 (1<<18)
+#define PPP_OP_SRC_CHROMA_H1V2 (1<<19)
+#define PPP_OP_SRC_CHROMA_420 ((1<<18)|(1<<19))
+#define PPP_OP_SRC_CHROMA_COSITE 0
+#define PPP_OP_SRC_CHROMA_OFFSITE (1<<20)
+
+#define PPP_OP_DST_CHROMA_RGB 0
+#define PPP_OP_DST_CHROMA_H2V1 (1<<21)
+#define PPP_OP_DST_CHROMA_H1V2 (1<<22)
+#define PPP_OP_DST_CHROMA_420 ((1<<21)|(1<<22))
+#define PPP_OP_DST_CHROMA_COSITE 0
+#define PPP_OP_DST_CHROMA_OFFSITE (1<<23)
+
+#define PPP_BLEND_ALPHA_TRANSP (1<<24)
+
+#define PPP_OP_BG_CHROMA_RGB 0
+#define PPP_OP_BG_CHROMA_H2V1 (1<<25)
+#define PPP_OP_BG_CHROMA_H1V2 (1<<26)
+#define PPP_OP_BG_CHROMA_420 ((1<<25)|(1<<26))
+#define PPP_OP_BG_CHROMA_SITE_COSITE 0
+#define PPP_OP_BG_CHROMA_SITE_OFFSITE (1<<27)
+
+/* MDP_PPP_DESTINATION_CONFIG / MDP_FULL_BYPASS_WORD20 */
+#define PPP_DST_C0G_8BIT ((1<<0)|(1<<1))
+#define PPP_DST_C1B_8BIT ((1<<3)|(1<<2))
+#define PPP_DST_C2R_8BIT ((1<<5)|(1<<4))
+#define PPP_DST_C3A_8BIT ((1<<7)|(1<<6))
+
+#define PPP_DST_C0G_6BIT (1<<1)
+#define PPP_DST_C1B_6BIT (1<<3)
+#define PPP_DST_C2R_6BIT (1<<5)
+
+#define PPP_DST_C0G_5BIT (1<<0)
+#define PPP_DST_C1B_5BIT (1<<2)
+#define PPP_DST_C2R_5BIT (1<<4)
+
+#define PPP_DST_C3A_8BIT ((1<<7)|(1<<6))
+#define PPP_DST_C3ALPHA_EN (1<<8)
+
+#define PPP_DST_INTERLVD_2COMPONENTS (1<<9)
+#define PPP_DST_INTERLVD_3COMPONENTS (1<<10)
+#define PPP_DST_INTERLVD_4COMPONENTS ((1<<10)|(1<<9))
+#define PPP_DST_INTERLVD_6COMPONENTS ((1<<11)|(1<<9))
+
+#define PPP_DST_PACK_LOOSE 0
+#define PPP_DST_PACK_TIGHT (1<<13)
+#define PPP_DST_PACK_ALIGN_LSB 0
+#define PPP_DST_PACK_ALIGN_MSB (1<<14)
+
+#define PPP_DST_OUT_SEL_AXI 0
+#define PPP_DST_OUT_SEL_MDDI (1<<15)
+
+#define PPP_DST_BPP_2BYTES (1<<16)
+#define PPP_DST_BPP_3BYTES (1<<17)
+#define PPP_DST_BPP_4BYTES ((1<<17)|(1<<16))
+
+#define PPP_DST_PLANE_INTERLVD 0
+#define PPP_DST_PLANE_PLANAR (1<<18)
+#define PPP_DST_PLANE_PSEUDOPLNR (1<<19)
+
+#define PPP_DST_TO_TV (1<<20)
+
+#define PPP_DST_MDDI_PRIMARY 0
+#define PPP_DST_MDDI_SECONDARY (1<<21)
+#define PPP_DST_MDDI_EXTERNAL (1<<22)
+
+/* image configurations by image type */
+#define PPP_CFG_MDP_RGB_565(dir) (PPP_##dir##_C2R_5BIT | \
+ PPP_##dir##_C0G_6BIT | \
+ PPP_##dir##_C1B_5BIT | \
+ PPP_##dir##_BPP_2BYTES | \
+ PPP_##dir##_INTERLVD_3COMPONENTS | \
+ PPP_##dir##_PACK_TIGHT | \
+ PPP_##dir##_PACK_ALIGN_LSB | \
+ PPP_##dir##_PLANE_INTERLVD)
+
+#define PPP_CFG_MDP_RGB_888(dir) (PPP_##dir##_C2R_8BIT | \
+ PPP_##dir##_C0G_8BIT | \
+ PPP_##dir##_C1B_8BIT | \
+ PPP_##dir##_BPP_3BYTES | \
+ PPP_##dir##_INTERLVD_3COMPONENTS | \
+ PPP_##dir##_PACK_TIGHT | \
+ PPP_##dir##_PACK_ALIGN_LSB | \
+ PPP_##dir##_PLANE_INTERLVD)
+
+#define PPP_CFG_MDP_ARGB_8888(dir) (PPP_##dir##_C2R_8BIT | \
+ PPP_##dir##_C0G_8BIT | \
+ PPP_##dir##_C1B_8BIT | \
+ PPP_##dir##_C3A_8BIT | \
+ PPP_##dir##_C3ALPHA_EN | \
+ PPP_##dir##_BPP_4BYTES | \
+ PPP_##dir##_INTERLVD_4COMPONENTS | \
+ PPP_##dir##_PACK_TIGHT | \
+ PPP_##dir##_PACK_ALIGN_LSB | \
+ PPP_##dir##_PLANE_INTERLVD)
+
+#define PPP_CFG_MDP_XRGB_8888(dir) PPP_CFG_MDP_ARGB_8888(dir)
+#define PPP_CFG_MDP_RGBA_8888(dir) PPP_CFG_MDP_ARGB_8888(dir)
+#define PPP_CFG_MDP_BGRA_8888(dir) PPP_CFG_MDP_ARGB_8888(dir)
+
+#define PPP_CFG_MDP_Y_CBCR_H2V2(dir) (PPP_##dir##_C2R_8BIT | \
+ PPP_##dir##_C0G_8BIT | \
+ PPP_##dir##_C1B_8BIT | \
+ PPP_##dir##_C3A_8BIT | \
+ PPP_##dir##_BPP_2BYTES | \
+ PPP_##dir##_INTERLVD_2COMPONENTS | \
+ PPP_##dir##_PACK_TIGHT | \
+ PPP_##dir##_PACK_ALIGN_LSB | \
+ PPP_##dir##_PLANE_PSEUDOPLNR)
+
+#define PPP_CFG_MDP_Y_CRCB_H2V2(dir) PPP_CFG_MDP_Y_CBCR_H2V2(dir)
+
+#define PPP_CFG_MDP_YCRYCB_H2V1(dir) (PPP_##dir##_C2R_8BIT | \
+ PPP_##dir##_C0G_8BIT | \
+ PPP_##dir##_C1B_8BIT | \
+ PPP_##dir##_C3A_8BIT | \
+ PPP_##dir##_BPP_2BYTES | \
+ PPP_##dir##_INTERLVD_4COMPONENTS | \
+ PPP_##dir##_PACK_TIGHT | \
+ PPP_##dir##_PACK_ALIGN_LSB |\
+ PPP_##dir##_PLANE_INTERLVD)
+
+#define PPP_CFG_MDP_Y_CBCR_H2V1(dir) (PPP_##dir##_C2R_8BIT | \
+ PPP_##dir##_C0G_8BIT | \
+ PPP_##dir##_C1B_8BIT | \
+ PPP_##dir##_C3A_8BIT | \
+ PPP_##dir##_BPP_2BYTES | \
+ PPP_##dir##_INTERLVD_2COMPONENTS | \
+ PPP_##dir##_PACK_TIGHT | \
+ PPP_##dir##_PACK_ALIGN_LSB | \
+ PPP_##dir##_PLANE_PSEUDOPLNR)
+
+#define PPP_CFG_MDP_Y_CRCB_H2V1(dir) PPP_CFG_MDP_Y_CBCR_H2V1(dir)
+
+#define PPP_PACK_PATTERN_MDP_RGB_565 \
+ MDP_GET_PACK_PATTERN(0, CLR_R, CLR_G, CLR_B, 8)
+#define PPP_PACK_PATTERN_MDP_RGB_888 PPP_PACK_PATTERN_MDP_RGB_565
+#define PPP_PACK_PATTERN_MDP_XRGB_8888 \
+ MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_R, CLR_G, CLR_B, 8)
+#define PPP_PACK_PATTERN_MDP_ARGB_8888 PPP_PACK_PATTERN_MDP_XRGB_8888
+#define PPP_PACK_PATTERN_MDP_RGBA_8888 \
+ MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_B, CLR_G, CLR_R, 8)
+#define PPP_PACK_PATTERN_MDP_BGRA_8888 \
+ MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_R, CLR_G, CLR_B, 8)
+#define PPP_PACK_PATTERN_MDP_Y_CBCR_H2V1 \
+ MDP_GET_PACK_PATTERN(0, 0, CLR_CB, CLR_CR, 8)
+#define PPP_PACK_PATTERN_MDP_Y_CBCR_H2V2 PPP_PACK_PATTERN_MDP_Y_CBCR_H2V1
+#define PPP_PACK_PATTERN_MDP_Y_CRCB_H2V1 \
+ MDP_GET_PACK_PATTERN(0, 0, CLR_CR, CLR_CB, 8)
+#define PPP_PACK_PATTERN_MDP_Y_CRCB_H2V2 PPP_PACK_PATTERN_MDP_Y_CRCB_H2V1
+#define PPP_PACK_PATTERN_MDP_YCRYCB_H2V1 \
+ MDP_GET_PACK_PATTERN(CLR_Y, CLR_R, CLR_Y, CLR_B, 8)
+
+#define PPP_CHROMA_SAMP_MDP_RGB_565(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_RGB_888(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_XRGB_8888(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_ARGB_8888(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_RGBA_8888(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_BGRA_8888(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_Y_CBCR_H2V1(dir) PPP_OP_##dir##_CHROMA_H2V1
+#define PPP_CHROMA_SAMP_MDP_Y_CBCR_H2V2(dir) PPP_OP_##dir##_CHROMA_420
+#define PPP_CHROMA_SAMP_MDP_Y_CRCB_H2V1(dir) PPP_OP_##dir##_CHROMA_H2V1
+#define PPP_CHROMA_SAMP_MDP_Y_CRCB_H2V2(dir) PPP_OP_##dir##_CHROMA_420
+#define PPP_CHROMA_SAMP_MDP_YCRYCB_H2V1(dir) PPP_OP_##dir##_CHROMA_H2V1
+
+/* Helpful array generation macros */
+#define PPP_ARRAY0(name) \
+ [MDP_RGB_565] = PPP_##name##_MDP_RGB_565,\
+ [MDP_RGB_888] = PPP_##name##_MDP_RGB_888,\
+ [MDP_XRGB_8888] = PPP_##name##_MDP_XRGB_8888,\
+ [MDP_ARGB_8888] = PPP_##name##_MDP_ARGB_8888,\
+ [MDP_RGBA_8888] = PPP_##name##_MDP_RGBA_8888,\
+ [MDP_BGRA_8888] = PPP_##name##_MDP_BGRA_8888,\
+ [MDP_Y_CBCR_H2V1] = PPP_##name##_MDP_Y_CBCR_H2V1,\
+ [MDP_Y_CBCR_H2V2] = PPP_##name##_MDP_Y_CBCR_H2V2,\
+ [MDP_Y_CRCB_H2V1] = PPP_##name##_MDP_Y_CRCB_H2V1,\
+ [MDP_Y_CRCB_H2V2] = PPP_##name##_MDP_Y_CRCB_H2V2,\
+ [MDP_YCRYCB_H2V1] = PPP_##name##_MDP_YCRYCB_H2V1
+
+#define PPP_ARRAY1(name, dir) \
+ [MDP_RGB_565] = PPP_##name##_MDP_RGB_565(dir),\
+ [MDP_RGB_888] = PPP_##name##_MDP_RGB_888(dir),\
+ [MDP_XRGB_8888] = PPP_##name##_MDP_XRGB_8888(dir),\
+ [MDP_ARGB_8888] = PPP_##name##_MDP_ARGB_8888(dir),\
+ [MDP_RGBA_8888] = PPP_##name##_MDP_RGBA_8888(dir),\
+ [MDP_BGRA_8888] = PPP_##name##_MDP_BGRA_8888(dir),\
+ [MDP_Y_CBCR_H2V1] = PPP_##name##_MDP_Y_CBCR_H2V1(dir),\
+ [MDP_Y_CBCR_H2V2] = PPP_##name##_MDP_Y_CBCR_H2V2(dir),\
+ [MDP_Y_CRCB_H2V1] = PPP_##name##_MDP_Y_CRCB_H2V1(dir),\
+ [MDP_Y_CRCB_H2V2] = PPP_##name##_MDP_Y_CRCB_H2V2(dir),\
+ [MDP_YCRYCB_H2V1] = PPP_##name##_MDP_YCRYCB_H2V1(dir)
+
+#define IS_YCRCB(img) ((img == MDP_Y_CRCB_H2V2) | (img == MDP_Y_CBCR_H2V2) | \
+ (img == MDP_Y_CRCB_H2V1) | (img == MDP_Y_CBCR_H2V1) | \
+ (img == MDP_YCRYCB_H2V1))
+#define IS_RGB(img) ((img == MDP_RGB_565) | (img == MDP_RGB_888) | \
+ (img == MDP_ARGB_8888) | (img == MDP_RGBA_8888) | \
+ (img == MDP_XRGB_8888) | (img == MDP_BGRA_8888))
+#define HAS_ALPHA(img) ((img == MDP_ARGB_8888) | (img == MDP_RGBA_8888) | \
+ (img == MDP_BGRA_8888))
+
+#define IS_PSEUDOPLNR(img) ((img == MDP_Y_CRCB_H2V2) | \
+ (img == MDP_Y_CBCR_H2V2) | \
+ (img == MDP_Y_CRCB_H2V1) | \
+ (img == MDP_Y_CBCR_H2V1))
+
+/* Mappings from addr to purpose */
+#define PPP_ADDR_SRC_ROI MDP_FULL_BYPASS_WORD2
+#define PPP_ADDR_SRC0 MDP_FULL_BYPASS_WORD3
+#define PPP_ADDR_SRC1 MDP_FULL_BYPASS_WORD4
+#define PPP_ADDR_SRC_YSTRIDE MDP_FULL_BYPASS_WORD7
+#define PPP_ADDR_SRC_CFG MDP_FULL_BYPASS_WORD9
+#define PPP_ADDR_SRC_PACK_PATTERN MDP_FULL_BYPASS_WORD10
+#define PPP_ADDR_OPERATION MDP_FULL_BYPASS_WORD14
+#define PPP_ADDR_PHASEX_INIT MDP_FULL_BYPASS_WORD15
+#define PPP_ADDR_PHASEY_INIT MDP_FULL_BYPASS_WORD16
+#define PPP_ADDR_PHASEX_STEP MDP_FULL_BYPASS_WORD17
+#define PPP_ADDR_PHASEY_STEP MDP_FULL_BYPASS_WORD18
+#define PPP_ADDR_ALPHA_TRANSP MDP_FULL_BYPASS_WORD19
+#define PPP_ADDR_DST_CFG MDP_FULL_BYPASS_WORD20
+#define PPP_ADDR_DST_PACK_PATTERN MDP_FULL_BYPASS_WORD21
+#define PPP_ADDR_DST_ROI MDP_FULL_BYPASS_WORD25
+#define PPP_ADDR_DST0 MDP_FULL_BYPASS_WORD26
+#define PPP_ADDR_DST1 MDP_FULL_BYPASS_WORD27
+#define PPP_ADDR_DST_YSTRIDE MDP_FULL_BYPASS_WORD30
+#define PPP_ADDR_EDGE MDP_FULL_BYPASS_WORD46
+#define PPP_ADDR_BG0 MDP_FULL_BYPASS_WORD48
+#define PPP_ADDR_BG1 MDP_FULL_BYPASS_WORD49
+#define PPP_ADDR_BG_YSTRIDE MDP_FULL_BYPASS_WORD51
+#define PPP_ADDR_BG_CFG MDP_FULL_BYPASS_WORD53
+#define PPP_ADDR_BG_PACK_PATTERN MDP_FULL_BYPASS_WORD54
+
+/* MDP_DMA_CONFIG / MDP_FULL_BYPASS_WORD32 */
+#define DMA_DSTC0G_6BITS (1<<1)
+#define DMA_DSTC1B_6BITS (1<<3)
+#define DMA_DSTC2R_6BITS (1<<5)
+#define DMA_DSTC0G_5BITS (1<<0)
+#define DMA_DSTC1B_5BITS (1<<2)
+#define DMA_DSTC2R_5BITS (1<<4)
+
+#define DMA_PACK_TIGHT (1<<6)
+#define DMA_PACK_LOOSE 0
+#define DMA_PACK_ALIGN_LSB 0
+#define DMA_PACK_ALIGN_MSB (1<<7)
+#define DMA_PACK_PATTERN_RGB \
+ (MDP_GET_PACK_PATTERN(0, CLR_R, CLR_G, CLR_B, 2)<<8)
+
+#define DMA_OUT_SEL_AHB 0
+#define DMA_OUT_SEL_MDDI (1<<14)
+#define DMA_AHBM_LCD_SEL_PRIMARY 0
+#define DMA_AHBM_LCD_SEL_SECONDARY (1<<15)
+#define DMA_IBUF_C3ALPHA_EN (1<<16)
+#define DMA_DITHER_EN (1<<17)
+
+#define DMA_MDDI_DMAOUT_LCD_SEL_PRIMARY 0
+#define DMA_MDDI_DMAOUT_LCD_SEL_SECONDARY (1<<18)
+#define DMA_MDDI_DMAOUT_LCD_SEL_EXTERNAL (1<<19)
+
+#define DMA_IBUF_FORMAT_RGB565 (1<<20)
+#define DMA_IBUF_FORMAT_RGB888_OR_ARGB8888 0
+
+#define DMA_IBUF_NONCONTIGUOUS (1<<21)
+
+/* MDDI REGISTER ? */
+#define MDDI_VDO_PACKET_DESC 0x5666
+#define MDDI_VDO_PACKET_PRIM 0xC3
+#define MDDI_VDO_PACKET_SECD 0xC0
+
+#endif
diff --git a/drivers/video/msm/mdp_ppp.c b/drivers/video/msm/mdp_ppp.c
new file mode 100644
index 00000000000..ba2c4673b64
--- /dev/null
+++ b/drivers/video/msm/mdp_ppp.c
@@ -0,0 +1,750 @@
+/* drivers/video/msm/mdp_ppp.c
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#include <linux/fb.h>
+#include <linux/file.h>
+#include <linux/delay.h>
+#include <linux/msm_mdp.h>
+#include <linux/android_pmem.h>
+#include <mach/msm_fb.h>
+
+#include "mdp_hw.h"
+#include "mdp_scale_tables.h"
+
+#define DLOG(x...) do {} while (0)
+
+#define MDP_DOWNSCALE_BLUR (MDP_DOWNSCALE_MAX + 1)
+static int downscale_y_table = MDP_DOWNSCALE_MAX;
+static int downscale_x_table = MDP_DOWNSCALE_MAX;
+
+struct mdp_regs {
+ uint32_t src0;
+ uint32_t src1;
+ uint32_t dst0;
+ uint32_t dst1;
+ uint32_t src_cfg;
+ uint32_t dst_cfg;
+ uint32_t src_pack;
+ uint32_t dst_pack;
+ uint32_t src_rect;
+ uint32_t dst_rect;
+ uint32_t src_ystride;
+ uint32_t dst_ystride;
+ uint32_t op;
+ uint32_t src_bpp;
+ uint32_t dst_bpp;
+ uint32_t edge;
+ uint32_t phasex_init;
+ uint32_t phasey_init;
+ uint32_t phasex_step;
+ uint32_t phasey_step;
+};
+
+static uint32_t pack_pattern[] = {
+ PPP_ARRAY0(PACK_PATTERN)
+};
+
+static uint32_t src_img_cfg[] = {
+ PPP_ARRAY1(CFG, SRC)
+};
+
+static uint32_t dst_img_cfg[] = {
+ PPP_ARRAY1(CFG, DST)
+};
+
+static uint32_t bytes_per_pixel[] = {
+ [MDP_RGB_565] = 2,
+ [MDP_RGB_888] = 3,
+ [MDP_XRGB_8888] = 4,
+ [MDP_ARGB_8888] = 4,
+ [MDP_RGBA_8888] = 4,
+ [MDP_BGRA_8888] = 4,
+ [MDP_Y_CBCR_H2V1] = 1,
+ [MDP_Y_CBCR_H2V2] = 1,
+ [MDP_Y_CRCB_H2V1] = 1,
+ [MDP_Y_CRCB_H2V2] = 1,
+ [MDP_YCRYCB_H2V1] = 2
+};
+
+static uint32_t dst_op_chroma[] = {
+ PPP_ARRAY1(CHROMA_SAMP, DST)
+};
+
+static uint32_t src_op_chroma[] = {
+ PPP_ARRAY1(CHROMA_SAMP, SRC)
+};
+
+static uint32_t bg_op_chroma[] = {
+ PPP_ARRAY1(CHROMA_SAMP, BG)
+};
+
+static void rotate_dst_addr_x(struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+ regs->dst0 += (req->dst_rect.w -
+ min((uint32_t)16, req->dst_rect.w)) * regs->dst_bpp;
+ regs->dst1 += (req->dst_rect.w -
+ min((uint32_t)16, req->dst_rect.w)) * regs->dst_bpp;
+}
+
+static void rotate_dst_addr_y(struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+ regs->dst0 += (req->dst_rect.h -
+ min((uint32_t)16, req->dst_rect.h)) *
+ regs->dst_ystride;
+ regs->dst1 += (req->dst_rect.h -
+ min((uint32_t)16, req->dst_rect.h)) *
+ regs->dst_ystride;
+}
+
+static void blit_rotate(struct mdp_blit_req *req,
+ struct mdp_regs *regs)
+{
+ if (req->flags == MDP_ROT_NOP)
+ return;
+
+ regs->op |= PPP_OP_ROT_ON;
+ if ((req->flags & MDP_ROT_90 || req->flags & MDP_FLIP_LR) &&
+ !(req->flags & MDP_ROT_90 && req->flags & MDP_FLIP_LR))
+ rotate_dst_addr_x(req, regs);
+ if (req->flags & MDP_ROT_90)
+ regs->op |= PPP_OP_ROT_90;
+ if (req->flags & MDP_FLIP_UD) {
+ regs->op |= PPP_OP_FLIP_UD;
+ rotate_dst_addr_y(req, regs);
+ }
+ if (req->flags & MDP_FLIP_LR)
+ regs->op |= PPP_OP_FLIP_LR;
+}
+
+static void blit_convert(struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+ if (req->src.format == req->dst.format)
+ return;
+ if (IS_RGB(req->src.format) && IS_YCRCB(req->dst.format)) {
+ regs->op |= PPP_OP_CONVERT_RGB2YCBCR | PPP_OP_CONVERT_ON;
+ } else if (IS_YCRCB(req->src.format) && IS_RGB(req->dst.format)) {
+ regs->op |= PPP_OP_CONVERT_YCBCR2RGB | PPP_OP_CONVERT_ON;
+ if (req->dst.format == MDP_RGB_565)
+ regs->op |= PPP_OP_CONVERT_MATRIX_SECONDARY;
+ }
+}
+
+#define GET_BIT_RANGE(value, high, low) \
+ (((1 << (high - low + 1)) - 1) & (value >> low))
+static uint32_t transp_convert(struct mdp_blit_req *req)
+{
+ uint32_t transp = 0;
+ if (req->src.format == MDP_RGB_565) {
+ /* pad each value to 8 bits by copying the high bits into the
+ * low end, convert RGB to RBG by switching low 2 components */
+ transp |= ((GET_BIT_RANGE(req->transp_mask, 15, 11) << 3) |
+ (GET_BIT_RANGE(req->transp_mask, 15, 13))) << 16;
+
+ transp |= ((GET_BIT_RANGE(req->transp_mask, 4, 0) << 3) |
+ (GET_BIT_RANGE(req->transp_mask, 4, 2))) << 8;
+
+ transp |= (GET_BIT_RANGE(req->transp_mask, 10, 5) << 2) |
+ (GET_BIT_RANGE(req->transp_mask, 10, 9));
+ } else {
+ /* convert RGB to RBG */
+ transp |= (GET_BIT_RANGE(req->transp_mask, 15, 8)) |
+ (GET_BIT_RANGE(req->transp_mask, 23, 16) << 16) |
+ (GET_BIT_RANGE(req->transp_mask, 7, 0) << 8);
+ }
+ return transp;
+}
+#undef GET_BIT_RANGE
+
+static void blit_blend(struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+ /* TRANSP BLEND */
+ if (req->transp_mask != MDP_TRANSP_NOP) {
+ req->transp_mask = transp_convert(req);
+ if (req->alpha != MDP_ALPHA_NOP) {
+ /* use blended transparancy mode
+ * pixel = (src == transp) ? dst : blend
+ * blend is combo of blend_eq_sel and
+ * blend_alpha_sel */
+ regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON |
+ PPP_OP_BLEND_ALPHA_BLEND_NORMAL |
+ PPP_OP_BLEND_CONSTANT_ALPHA |
+ PPP_BLEND_ALPHA_TRANSP;
+ } else {
+ /* simple transparancy mode
+ * pixel = (src == transp) ? dst : src */
+ regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON |
+ PPP_OP_BLEND_SRCPIXEL_TRANSP;
+ }
+ }
+
+ req->alpha &= 0xff;
+ /* ALPHA BLEND */
+ if (HAS_ALPHA(req->src.format)) {
+ regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON |
+ PPP_OP_BLEND_SRCPIXEL_ALPHA;
+ } else if (req->alpha < MDP_ALPHA_NOP) {
+ /* just blend by alpha */
+ regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON |
+ PPP_OP_BLEND_ALPHA_BLEND_NORMAL |
+ PPP_OP_BLEND_CONSTANT_ALPHA;
+ }
+
+ regs->op |= bg_op_chroma[req->dst.format];
+}
+
+#define ONE_HALF (1LL << 32)
+#define ONE (1LL << 33)
+#define TWO (2LL << 33)
+#define THREE (3LL << 33)
+#define FRAC_MASK (ONE - 1)
+#define INT_MASK (~FRAC_MASK)
+
+static int scale_params(uint32_t dim_in, uint32_t dim_out, uint32_t origin,
+ uint32_t *phase_init, uint32_t *phase_step)
+{
+ /* to improve precicsion calculations are done in U31.33 and converted
+ * to U3.29 at the end */
+ int64_t k1, k2, k3, k4, tmp;
+ uint64_t n, d, os, os_p, od, od_p, oreq;
+ unsigned rpa = 0;
+ int64_t ip64, delta;
+
+ if (dim_out % 3 == 0)
+ rpa = !(dim_in % (dim_out / 3));
+
+ n = ((uint64_t)dim_out) << 34;
+ d = dim_in;
+ if (!d)
+ return -1;
+ do_div(n, d);
+ k3 = (n + 1) >> 1;
+ if ((k3 >> 4) < (1LL << 27) || (k3 >> 4) > (1LL << 31)) {
+ DLOG("crap bad scale\n");
+ return -1;
+ }
+ n = ((uint64_t)dim_in) << 34;
+ d = (uint64_t)dim_out;
+ if (!d)
+ return -1;
+ do_div(n, d);
+ k1 = (n + 1) >> 1;
+ k2 = (k1 - ONE) >> 1;
+
+ *phase_init = (int)(k2 >> 4);
+ k4 = (k3 - ONE) >> 1;
+
+ if (rpa) {
+ os = ((uint64_t)origin << 33) - ONE_HALF;
+ tmp = (dim_out * os) + ONE_HALF;
+ if (!dim_in)
+ return -1;
+ do_div(tmp, dim_in);
+ od = tmp - ONE_HALF;
+ } else {
+ os = ((uint64_t)origin << 1) - 1;
+ od = (((k3 * os) >> 1) + k4);
+ }
+
+ od_p = od & INT_MASK;
+ if (od_p != od)
+ od_p += ONE;
+
+ if (rpa) {
+ tmp = (dim_in * od_p) + ONE_HALF;
+ if (!dim_in)
+ return -1;
+ do_div(tmp, dim_in);
+ os_p = tmp - ONE_HALF;
+ } else {
+ os_p = ((k1 * (od_p >> 33)) + k2);
+ }
+
+ oreq = (os_p & INT_MASK) - ONE;
+
+ ip64 = os_p - oreq;
+ delta = ((int64_t)(origin) << 33) - oreq;
+ ip64 -= delta;
+ /* limit to valid range before the left shift */
+ delta = (ip64 & (1LL << 63)) ? 4 : -4;
+ delta <<= 33;
+ while (abs((int)(ip64 >> 33)) > 4)
+ ip64 += delta;
+ *phase_init = (int)(ip64 >> 4);
+ *phase_step = (uint32_t)(k1 >> 4);
+ return 0;
+}
+
+static void load_scale_table(const struct mdp_info *mdp,
+ struct mdp_table_entry *table, int len)
+{
+ int i;
+ for (i = 0; i < len; i++)
+ mdp_writel(mdp, table[i].val, table[i].reg);
+}
+
+enum {
+IMG_LEFT,
+IMG_RIGHT,
+IMG_TOP,
+IMG_BOTTOM,
+};
+
+static void get_edge_info(uint32_t src, uint32_t src_coord, uint32_t dst,
+ uint32_t *interp1, uint32_t *interp2,
+ uint32_t *repeat1, uint32_t *repeat2) {
+ if (src > 3 * dst) {
+ *interp1 = 0;
+ *interp2 = src - 1;
+ *repeat1 = 0;
+ *repeat2 = 0;
+ } else if (src == 3 * dst) {
+ *interp1 = 0;
+ *interp2 = src;
+ *repeat1 = 0;
+ *repeat2 = 1;
+ } else if (src > dst && src < 3 * dst) {
+ *interp1 = -1;
+ *interp2 = src;
+ *repeat1 = 1;
+ *repeat2 = 1;
+ } else if (src == dst) {
+ *interp1 = -1;
+ *interp2 = src + 1;
+ *repeat1 = 1;
+ *repeat2 = 2;
+ } else {
+ *interp1 = -2;
+ *interp2 = src + 1;
+ *repeat1 = 2;
+ *repeat2 = 2;
+ }
+ *interp1 += src_coord;
+ *interp2 += src_coord;
+}
+
+static int get_edge_cond(struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+ int32_t luma_interp[4];
+ int32_t luma_repeat[4];
+ int32_t chroma_interp[4];
+ int32_t chroma_bound[4];
+ int32_t chroma_repeat[4];
+ uint32_t dst_w, dst_h;
+
+ memset(&luma_interp, 0, sizeof(int32_t) * 4);
+ memset(&luma_repeat, 0, sizeof(int32_t) * 4);
+ memset(&chroma_interp, 0, sizeof(int32_t) * 4);
+ memset(&chroma_bound, 0, sizeof(int32_t) * 4);
+ memset(&chroma_repeat, 0, sizeof(int32_t) * 4);
+ regs->edge = 0;
+
+ if (req->flags & MDP_ROT_90) {
+ dst_w = req->dst_rect.h;
+ dst_h = req->dst_rect.w;
+ } else {
+ dst_w = req->dst_rect.w;
+ dst_h = req->dst_rect.h;
+ }
+
+ if (regs->op & (PPP_OP_SCALE_Y_ON | PPP_OP_SCALE_X_ON)) {
+ get_edge_info(req->src_rect.h, req->src_rect.y, dst_h,
+ &luma_interp[IMG_TOP], &luma_interp[IMG_BOTTOM],
+ &luma_repeat[IMG_TOP], &luma_repeat[IMG_BOTTOM]);
+ get_edge_info(req->src_rect.w, req->src_rect.x, dst_w,
+ &luma_interp[IMG_LEFT], &luma_interp[IMG_RIGHT],
+ &luma_repeat[IMG_LEFT], &luma_repeat[IMG_RIGHT]);
+ } else {
+ luma_interp[IMG_LEFT] = req->src_rect.x;
+ luma_interp[IMG_RIGHT] = req->src_rect.x + req->src_rect.w - 1;
+ luma_interp[IMG_TOP] = req->src_rect.y;
+ luma_interp[IMG_BOTTOM] = req->src_rect.y + req->src_rect.h - 1;
+ luma_repeat[IMG_LEFT] = 0;
+ luma_repeat[IMG_TOP] = 0;
+ luma_repeat[IMG_RIGHT] = 0;
+ luma_repeat[IMG_BOTTOM] = 0;
+ }
+
+ chroma_interp[IMG_LEFT] = luma_interp[IMG_LEFT];
+ chroma_interp[IMG_RIGHT] = luma_interp[IMG_RIGHT];
+ chroma_interp[IMG_TOP] = luma_interp[IMG_TOP];
+ chroma_interp[IMG_BOTTOM] = luma_interp[IMG_BOTTOM];
+
+ chroma_bound[IMG_LEFT] = req->src_rect.x;
+ chroma_bound[IMG_RIGHT] = req->src_rect.x + req->src_rect.w - 1;
+ chroma_bound[IMG_TOP] = req->src_rect.y;
+ chroma_bound[IMG_BOTTOM] = req->src_rect.y + req->src_rect.h - 1;
+
+ if (IS_YCRCB(req->src.format)) {
+ chroma_interp[IMG_LEFT] = chroma_interp[IMG_LEFT] >> 1;
+ chroma_interp[IMG_RIGHT] = (chroma_interp[IMG_RIGHT] + 1) >> 1;
+
+ chroma_bound[IMG_LEFT] = chroma_bound[IMG_LEFT] >> 1;
+ chroma_bound[IMG_RIGHT] = chroma_bound[IMG_RIGHT] >> 1;
+ }
+
+ if (req->src.format == MDP_Y_CBCR_H2V2 ||
+ req->src.format == MDP_Y_CRCB_H2V2) {
+ chroma_interp[IMG_TOP] = (chroma_interp[IMG_TOP] - 1) >> 1;
+ chroma_interp[IMG_BOTTOM] = (chroma_interp[IMG_BOTTOM] + 1)
+ >> 1;
+ chroma_bound[IMG_TOP] = (chroma_bound[IMG_TOP] + 1) >> 1;
+ chroma_bound[IMG_BOTTOM] = chroma_bound[IMG_BOTTOM] >> 1;
+ }
+
+ chroma_repeat[IMG_LEFT] = chroma_bound[IMG_LEFT] -
+ chroma_interp[IMG_LEFT];
+ chroma_repeat[IMG_RIGHT] = chroma_interp[IMG_RIGHT] -
+ chroma_bound[IMG_RIGHT];
+ chroma_repeat[IMG_TOP] = chroma_bound[IMG_TOP] -
+ chroma_interp[IMG_TOP];
+ chroma_repeat[IMG_BOTTOM] = chroma_interp[IMG_BOTTOM] -
+ chroma_bound[IMG_BOTTOM];
+
+ if (chroma_repeat[IMG_LEFT] < 0 || chroma_repeat[IMG_LEFT] > 3 ||
+ chroma_repeat[IMG_RIGHT] < 0 || chroma_repeat[IMG_RIGHT] > 3 ||
+ chroma_repeat[IMG_TOP] < 0 || chroma_repeat[IMG_TOP] > 3 ||
+ chroma_repeat[IMG_BOTTOM] < 0 || chroma_repeat[IMG_BOTTOM] > 3 ||
+ luma_repeat[IMG_LEFT] < 0 || luma_repeat[IMG_LEFT] > 3 ||
+ luma_repeat[IMG_RIGHT] < 0 || luma_repeat[IMG_RIGHT] > 3 ||
+ luma_repeat[IMG_TOP] < 0 || luma_repeat[IMG_TOP] > 3 ||
+ luma_repeat[IMG_BOTTOM] < 0 || luma_repeat[IMG_BOTTOM] > 3)
+ return -1;
+
+ regs->edge |= (chroma_repeat[IMG_LEFT] & 3) << MDP_LEFT_CHROMA;
+ regs->edge |= (chroma_repeat[IMG_RIGHT] & 3) << MDP_RIGHT_CHROMA;
+ regs->edge |= (chroma_repeat[IMG_TOP] & 3) << MDP_TOP_CHROMA;
+ regs->edge |= (chroma_repeat[IMG_BOTTOM] & 3) << MDP_BOTTOM_CHROMA;
+ regs->edge |= (luma_repeat[IMG_LEFT] & 3) << MDP_LEFT_LUMA;
+ regs->edge |= (luma_repeat[IMG_RIGHT] & 3) << MDP_RIGHT_LUMA;
+ regs->edge |= (luma_repeat[IMG_TOP] & 3) << MDP_TOP_LUMA;
+ regs->edge |= (luma_repeat[IMG_BOTTOM] & 3) << MDP_BOTTOM_LUMA;
+ return 0;
+}
+
+static int blit_scale(const struct mdp_info *mdp, struct mdp_blit_req *req,
+ struct mdp_regs *regs)
+{
+ uint32_t phase_init_x, phase_init_y, phase_step_x, phase_step_y;
+ uint32_t scale_factor_x, scale_factor_y;
+ uint32_t downscale;
+ uint32_t dst_w, dst_h;
+
+ if (req->flags & MDP_ROT_90) {
+ dst_w = req->dst_rect.h;
+ dst_h = req->dst_rect.w;
+ } else {
+ dst_w = req->dst_rect.w;
+ dst_h = req->dst_rect.h;
+ }
+ if ((req->src_rect.w == dst_w) && (req->src_rect.h == dst_h) &&
+ !(req->flags & MDP_BLUR)) {
+ regs->phasex_init = 0;
+ regs->phasey_init = 0;
+ regs->phasex_step = 0;
+ regs->phasey_step = 0;
+ return 0;
+ }
+
+ if (scale_params(req->src_rect.w, dst_w, 1, &phase_init_x,
+ &phase_step_x) ||
+ scale_params(req->src_rect.h, dst_h, 1, &phase_init_y,
+ &phase_step_y))
+ return -1;
+
+ scale_factor_x = (dst_w * 10) / req->src_rect.w;
+ scale_factor_y = (dst_h * 10) / req->src_rect.h;
+
+ if (scale_factor_x > 8)
+ downscale = MDP_DOWNSCALE_PT8TO1;
+ else if (scale_factor_x > 6)
+ downscale = MDP_DOWNSCALE_PT6TOPT8;
+ else if (scale_factor_x > 4)
+ downscale = MDP_DOWNSCALE_PT4TOPT6;
+ else
+ downscale = MDP_DOWNSCALE_PT2TOPT4;
+ if (downscale != downscale_x_table) {
+ load_scale_table(mdp, mdp_downscale_x_table[downscale], 64);
+ downscale_x_table = downscale;
+ }
+
+ if (scale_factor_y > 8)
+ downscale = MDP_DOWNSCALE_PT8TO1;
+ else if (scale_factor_y > 6)
+ downscale = MDP_DOWNSCALE_PT6TOPT8;
+ else if (scale_factor_y > 4)
+ downscale = MDP_DOWNSCALE_PT4TOPT6;
+ else
+ downscale = MDP_DOWNSCALE_PT2TOPT4;
+ if (downscale != downscale_y_table) {
+ load_scale_table(mdp, mdp_downscale_y_table[downscale], 64);
+ downscale_y_table = downscale;
+ }
+
+ regs->phasex_init = phase_init_x;
+ regs->phasey_init = phase_init_y;
+ regs->phasex_step = phase_step_x;
+ regs->phasey_step = phase_step_y;
+ regs->op |= (PPP_OP_SCALE_Y_ON | PPP_OP_SCALE_X_ON);
+ return 0;
+
+}
+
+static void blit_blur(const struct mdp_info *mdp, struct mdp_blit_req *req,
+ struct mdp_regs *regs)
+{
+ if (!(req->flags & MDP_BLUR))
+ return;
+
+ if (!(downscale_x_table == MDP_DOWNSCALE_BLUR &&
+ downscale_y_table == MDP_DOWNSCALE_BLUR)) {
+ load_scale_table(mdp, mdp_gaussian_blur_table, 128);
+ downscale_x_table = MDP_DOWNSCALE_BLUR;
+ downscale_y_table = MDP_DOWNSCALE_BLUR;
+ }
+
+ regs->op |= (PPP_OP_SCALE_Y_ON | PPP_OP_SCALE_X_ON);
+}
+
+
+#define IMG_LEN(rect_h, w, rect_w, bpp) (((rect_h) * w) * bpp)
+
+#define Y_TO_CRCB_RATIO(format) \
+ ((format == MDP_Y_CBCR_H2V2 || format == MDP_Y_CRCB_H2V2) ? 2 :\
+ (format == MDP_Y_CBCR_H2V1 || format == MDP_Y_CRCB_H2V1) ? 1 : 1)
+
+static void get_len(struct mdp_img *img, struct mdp_rect *rect, uint32_t bpp,
+ uint32_t *len0, uint32_t *len1)
+{
+ *len0 = IMG_LEN(rect->h, img->width, rect->w, bpp);
+ if (IS_PSEUDOPLNR(img->format))
+ *len1 = *len0/Y_TO_CRCB_RATIO(img->format);
+ else
+ *len1 = 0;
+}
+
+static int valid_src_dst(unsigned long src_start, unsigned long src_len,
+ unsigned long dst_start, unsigned long dst_len,
+ struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+ unsigned long src_min_ok = src_start;
+ unsigned long src_max_ok = src_start + src_len;
+ unsigned long dst_min_ok = dst_start;
+ unsigned long dst_max_ok = dst_start + dst_len;
+ uint32_t src0_len, src1_len, dst0_len, dst1_len;
+ get_len(&req->src, &req->src_rect, regs->src_bpp, &src0_len,
+ &src1_len);
+ get_len(&req->dst, &req->dst_rect, regs->dst_bpp, &dst0_len,
+ &dst1_len);
+
+ if (regs->src0 < src_min_ok || regs->src0 > src_max_ok ||
+ regs->src0 + src0_len > src_max_ok) {
+ DLOG("invalid_src %x %x %lx %lx\n", regs->src0,
+ src0_len, src_min_ok, src_max_ok);
+ return 0;
+ }
+ if (regs->src_cfg & PPP_SRC_PLANE_PSEUDOPLNR) {
+ if (regs->src1 < src_min_ok || regs->src1 > src_max_ok ||
+ regs->src1 + src1_len > src_max_ok) {
+ DLOG("invalid_src1");
+ return 0;
+ }
+ }
+ if (regs->dst0 < dst_min_ok || regs->dst0 > dst_max_ok ||
+ regs->dst0 + dst0_len > dst_max_ok) {
+ DLOG("invalid_dst");
+ return 0;
+ }
+ if (regs->dst_cfg & PPP_SRC_PLANE_PSEUDOPLNR) {
+ if (regs->dst1 < dst_min_ok || regs->dst1 > dst_max_ok ||
+ regs->dst1 + dst1_len > dst_max_ok) {
+ DLOG("invalid_dst1");
+ return 0;
+ }
+ }
+ return 1;
+}
+
+
+static void flush_imgs(struct mdp_blit_req *req, struct mdp_regs *regs,
+ struct file *src_file, struct file *dst_file)
+{
+#ifdef CONFIG_ANDROID_PMEM
+ uint32_t src0_len, src1_len, dst0_len, dst1_len;
+
+ /* flush src images to memory before dma to mdp */
+ get_len(&req->src, &req->src_rect, regs->src_bpp, &src0_len,
+ &src1_len);
+ flush_pmem_file(src_file, req->src.offset, src0_len);
+ if (IS_PSEUDOPLNR(req->src.format))
+ flush_pmem_file(src_file, req->src.offset + src0_len,
+ src1_len);
+
+ /* flush dst images */
+ get_len(&req->dst, &req->dst_rect, regs->dst_bpp, &dst0_len,
+ &dst1_len);
+ flush_pmem_file(dst_file, req->dst.offset, dst0_len);
+ if (IS_PSEUDOPLNR(req->dst.format))
+ flush_pmem_file(dst_file, req->dst.offset + dst0_len,
+ dst1_len);
+#endif
+}
+
+static void get_chroma_addr(struct mdp_img *img, struct mdp_rect *rect,
+ uint32_t base, uint32_t bpp, uint32_t cfg,
+ uint32_t *addr, uint32_t *ystride)
+{
+ uint32_t compress_v = Y_TO_CRCB_RATIO(img->format);
+ uint32_t compress_h = 2;
+ uint32_t offset;
+
+ if (IS_PSEUDOPLNR(img->format)) {
+ offset = (rect->x / compress_h) * compress_h;
+ offset += rect->y == 0 ? 0 :
+ ((rect->y + 1) / compress_v) * img->width;
+ *addr = base + (img->width * img->height * bpp);
+ *addr += offset * bpp;
+ *ystride |= *ystride << 16;
+ } else {
+ *addr = 0;
+ }
+}
+
+static int send_blit(const struct mdp_info *mdp, struct mdp_blit_req *req,
+ struct mdp_regs *regs, struct file *src_file,
+ struct file *dst_file)
+{
+ mdp_writel(mdp, 1, 0x060);
+ mdp_writel(mdp, regs->src_rect, PPP_ADDR_SRC_ROI);
+ mdp_writel(mdp, regs->src0, PPP_ADDR_SRC0);
+ mdp_writel(mdp, regs->src1, PPP_ADDR_SRC1);
+ mdp_writel(mdp, regs->src_ystride, PPP_ADDR_SRC_YSTRIDE);
+ mdp_writel(mdp, regs->src_cfg, PPP_ADDR_SRC_CFG);
+ mdp_writel(mdp, regs->src_pack, PPP_ADDR_SRC_PACK_PATTERN);
+
+ mdp_writel(mdp, regs->op, PPP_ADDR_OPERATION);
+ mdp_writel(mdp, regs->phasex_init, PPP_ADDR_PHASEX_INIT);
+ mdp_writel(mdp, regs->phasey_init, PPP_ADDR_PHASEY_INIT);
+ mdp_writel(mdp, regs->phasex_step, PPP_ADDR_PHASEX_STEP);
+ mdp_writel(mdp, regs->phasey_step, PPP_ADDR_PHASEY_STEP);
+
+ mdp_writel(mdp, (req->alpha << 24) | (req->transp_mask & 0xffffff),
+ PPP_ADDR_ALPHA_TRANSP);
+
+ mdp_writel(mdp, regs->dst_cfg, PPP_ADDR_DST_CFG);
+ mdp_writel(mdp, regs->dst_pack, PPP_ADDR_DST_PACK_PATTERN);
+ mdp_writel(mdp, regs->dst_rect, PPP_ADDR_DST_ROI);
+ mdp_writel(mdp, regs->dst0, PPP_ADDR_DST0);
+ mdp_writel(mdp, regs->dst1, PPP_ADDR_DST1);
+ mdp_writel(mdp, regs->dst_ystride, PPP_ADDR_DST_YSTRIDE);
+
+ mdp_writel(mdp, regs->edge, PPP_ADDR_EDGE);
+ if (regs->op & PPP_OP_BLEND_ON) {
+ mdp_writel(mdp, regs->dst0, PPP_ADDR_BG0);
+ mdp_writel(mdp, regs->dst1, PPP_ADDR_BG1);
+ mdp_writel(mdp, regs->dst_ystride, PPP_ADDR_BG_YSTRIDE);
+ mdp_writel(mdp, src_img_cfg[req->dst.format], PPP_ADDR_BG_CFG);
+ mdp_writel(mdp, pack_pattern[req->dst.format],
+ PPP_ADDR_BG_PACK_PATTERN);
+ }
+ flush_imgs(req, regs, src_file, dst_file);
+ mdp_writel(mdp, 0x1000, MDP_DISPLAY0_START);
+ return 0;
+}
+
+int mdp_ppp_blit(const struct mdp_info *mdp, struct mdp_blit_req *req,
+ struct file *src_file, unsigned long src_start, unsigned long src_len,
+ struct file *dst_file, unsigned long dst_start, unsigned long dst_len)
+{
+ struct mdp_regs regs = {0};
+
+ if (unlikely(req->src.format >= MDP_IMGTYPE_LIMIT ||
+ req->dst.format >= MDP_IMGTYPE_LIMIT)) {
+ printk(KERN_ERR "mpd_ppp: img is of wrong format\n");
+ return -EINVAL;
+ }
+
+ if (unlikely(req->src_rect.x > req->src.width ||
+ req->src_rect.y > req->src.height ||
+ req->dst_rect.x > req->dst.width ||
+ req->dst_rect.y > req->dst.height)) {
+ printk(KERN_ERR "mpd_ppp: img rect is outside of img!\n");
+ return -EINVAL;
+ }
+
+ /* set the src image configuration */
+ regs.src_cfg = src_img_cfg[req->src.format];
+ regs.src_cfg |= (req->src_rect.x & 0x1) ? PPP_SRC_BPP_ROI_ODD_X : 0;
+ regs.src_cfg |= (req->src_rect.y & 0x1) ? PPP_SRC_BPP_ROI_ODD_Y : 0;
+ regs.src_rect = (req->src_rect.h << 16) | req->src_rect.w;
+ regs.src_pack = pack_pattern[req->src.format];
+
+ /* set the dest image configuration */
+ regs.dst_cfg = dst_img_cfg[req->dst.format] | PPP_DST_OUT_SEL_AXI;
+ regs.dst_rect = (req->dst_rect.h << 16) | req->dst_rect.w;
+ regs.dst_pack = pack_pattern[req->dst.format];
+
+ /* set src, bpp, start pixel and ystride */
+ regs.src_bpp = bytes_per_pixel[req->src.format];
+ regs.src0 = src_start + req->src.offset;
+ regs.src_ystride = req->src.width * regs.src_bpp;
+ get_chroma_addr(&req->src, &req->src_rect, regs.src0, regs.src_bpp,
+ regs.src_cfg, &regs.src1, &regs.src_ystride);
+ regs.src0 += (req->src_rect.x + (req->src_rect.y * req->src.width)) *
+ regs.src_bpp;
+
+ /* set dst, bpp, start pixel and ystride */
+ regs.dst_bpp = bytes_per_pixel[req->dst.format];
+ regs.dst0 = dst_start + req->dst.offset;
+ regs.dst_ystride = req->dst.width * regs.dst_bpp;
+ get_chroma_addr(&req->dst, &req->dst_rect, regs.dst0, regs.dst_bpp,
+ regs.dst_cfg, &regs.dst1, &regs.dst_ystride);
+ regs.dst0 += (req->dst_rect.x + (req->dst_rect.y * req->dst.width)) *
+ regs.dst_bpp;
+
+ if (!valid_src_dst(src_start, src_len, dst_start, dst_len, req,
+ &regs)) {
+ printk(KERN_ERR "mpd_ppp: final src or dst location is "
+ "invalid, are you trying to make an image too large "
+ "or to place it outside the screen?\n");
+ return -EINVAL;
+ }
+
+ /* set up operation register */
+ regs.op = 0;
+ blit_rotate(req, &regs);
+ blit_convert(req, &regs);
+ if (req->flags & MDP_DITHER)
+ regs.op |= PPP_OP_DITHER_EN;
+ blit_blend(req, &regs);
+ if (blit_scale(mdp, req, &regs)) {
+ printk(KERN_ERR "mpd_ppp: error computing scale for img.\n");
+ return -EINVAL;
+ }
+ blit_blur(mdp, req, &regs);
+ regs.op |= dst_op_chroma[req->dst.format] |
+ src_op_chroma[req->src.format];
+
+ /* if the image is YCRYCB, the x and w must be even */
+ if (unlikely(req->src.format == MDP_YCRYCB_H2V1)) {
+ req->src_rect.x = req->src_rect.x & (~0x1);
+ req->src_rect.w = req->src_rect.w & (~0x1);
+ req->dst_rect.x = req->dst_rect.x & (~0x1);
+ req->dst_rect.w = req->dst_rect.w & (~0x1);
+ }
+ if (get_edge_cond(req, &regs))
+ return -EINVAL;
+
+ send_blit(mdp, req, &regs, src_file, dst_file);
+ return 0;
+}
diff --git a/drivers/video/msm/mdp_scale_tables.c b/drivers/video/msm/mdp_scale_tables.c
new file mode 100644
index 00000000000..604783b2e17
--- /dev/null
+++ b/drivers/video/msm/mdp_scale_tables.c
@@ -0,0 +1,766 @@
+/* drivers/video/msm_fb/mdp_scale_tables.c
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include "mdp_scale_tables.h"
+#include "mdp_hw.h"
+
+struct mdp_table_entry mdp_upscale_table[] = {
+ { 0x5fffc, 0x0 },
+ { 0x50200, 0x7fc00000 },
+ { 0x5fffc, 0xff80000d },
+ { 0x50204, 0x7ec003f9 },
+ { 0x5fffc, 0xfec0001c },
+ { 0x50208, 0x7d4003f3 },
+ { 0x5fffc, 0xfe40002b },
+ { 0x5020c, 0x7b8003ed },
+ { 0x5fffc, 0xfd80003c },
+ { 0x50210, 0x794003e8 },
+ { 0x5fffc, 0xfcc0004d },
+ { 0x50214, 0x76c003e4 },
+ { 0x5fffc, 0xfc40005f },
+ { 0x50218, 0x73c003e0 },
+ { 0x5fffc, 0xfb800071 },
+ { 0x5021c, 0x708003de },
+ { 0x5fffc, 0xfac00085 },
+ { 0x50220, 0x6d0003db },
+ { 0x5fffc, 0xfa000098 },
+ { 0x50224, 0x698003d9 },
+ { 0x5fffc, 0xf98000ac },
+ { 0x50228, 0x654003d8 },
+ { 0x5fffc, 0xf8c000c1 },
+ { 0x5022c, 0x610003d7 },
+ { 0x5fffc, 0xf84000d5 },
+ { 0x50230, 0x5c8003d7 },
+ { 0x5fffc, 0xf7c000e9 },
+ { 0x50234, 0x580003d7 },
+ { 0x5fffc, 0xf74000fd },
+ { 0x50238, 0x534003d8 },
+ { 0x5fffc, 0xf6c00112 },
+ { 0x5023c, 0x4e8003d8 },
+ { 0x5fffc, 0xf6800126 },
+ { 0x50240, 0x494003da },
+ { 0x5fffc, 0xf600013a },
+ { 0x50244, 0x448003db },
+ { 0x5fffc, 0xf600014d },
+ { 0x50248, 0x3f4003dd },
+ { 0x5fffc, 0xf5c00160 },
+ { 0x5024c, 0x3a4003df },
+ { 0x5fffc, 0xf5c00172 },
+ { 0x50250, 0x354003e1 },
+ { 0x5fffc, 0xf5c00184 },
+ { 0x50254, 0x304003e3 },
+ { 0x5fffc, 0xf6000195 },
+ { 0x50258, 0x2b0003e6 },
+ { 0x5fffc, 0xf64001a6 },
+ { 0x5025c, 0x260003e8 },
+ { 0x5fffc, 0xf6c001b4 },
+ { 0x50260, 0x214003eb },
+ { 0x5fffc, 0xf78001c2 },
+ { 0x50264, 0x1c4003ee },
+ { 0x5fffc, 0xf80001cf },
+ { 0x50268, 0x17c003f1 },
+ { 0x5fffc, 0xf90001db },
+ { 0x5026c, 0x134003f3 },
+ { 0x5fffc, 0xfa0001e5 },
+ { 0x50270, 0xf0003f6 },
+ { 0x5fffc, 0xfb4001ee },
+ { 0x50274, 0xac003f9 },
+ { 0x5fffc, 0xfcc001f5 },
+ { 0x50278, 0x70003fb },
+ { 0x5fffc, 0xfe4001fb },
+ { 0x5027c, 0x34003fe },
+};
+
+static struct mdp_table_entry mdp_downscale_x_table_PT2TOPT4[] = {
+ { 0x5fffc, 0x740008c },
+ { 0x50280, 0x33800088 },
+ { 0x5fffc, 0x800008e },
+ { 0x50284, 0x33400084 },
+ { 0x5fffc, 0x8400092 },
+ { 0x50288, 0x33000080 },
+ { 0x5fffc, 0x9000094 },
+ { 0x5028c, 0x3300007b },
+ { 0x5fffc, 0x9c00098 },
+ { 0x50290, 0x32400077 },
+ { 0x5fffc, 0xa40009b },
+ { 0x50294, 0x32000073 },
+ { 0x5fffc, 0xb00009d },
+ { 0x50298, 0x31c0006f },
+ { 0x5fffc, 0xbc000a0 },
+ { 0x5029c, 0x3140006b },
+ { 0x5fffc, 0xc8000a2 },
+ { 0x502a0, 0x31000067 },
+ { 0x5fffc, 0xd8000a5 },
+ { 0x502a4, 0x30800062 },
+ { 0x5fffc, 0xe4000a8 },
+ { 0x502a8, 0x2fc0005f },
+ { 0x5fffc, 0xec000aa },
+ { 0x502ac, 0x2fc0005b },
+ { 0x5fffc, 0xf8000ad },
+ { 0x502b0, 0x2f400057 },
+ { 0x5fffc, 0x108000b0 },
+ { 0x502b4, 0x2e400054 },
+ { 0x5fffc, 0x114000b2 },
+ { 0x502b8, 0x2e000050 },
+ { 0x5fffc, 0x124000b4 },
+ { 0x502bc, 0x2d80004c },
+ { 0x5fffc, 0x130000b6 },
+ { 0x502c0, 0x2d000049 },
+ { 0x5fffc, 0x140000b8 },
+ { 0x502c4, 0x2c800045 },
+ { 0x5fffc, 0x150000b9 },
+ { 0x502c8, 0x2c000042 },
+ { 0x5fffc, 0x15c000bd },
+ { 0x502cc, 0x2b40003e },
+ { 0x5fffc, 0x16c000bf },
+ { 0x502d0, 0x2a80003b },
+ { 0x5fffc, 0x17c000bf },
+ { 0x502d4, 0x2a000039 },
+ { 0x5fffc, 0x188000c2 },
+ { 0x502d8, 0x29400036 },
+ { 0x5fffc, 0x19c000c4 },
+ { 0x502dc, 0x28800032 },
+ { 0x5fffc, 0x1ac000c5 },
+ { 0x502e0, 0x2800002f },
+ { 0x5fffc, 0x1bc000c7 },
+ { 0x502e4, 0x2740002c },
+ { 0x5fffc, 0x1cc000c8 },
+ { 0x502e8, 0x26c00029 },
+ { 0x5fffc, 0x1dc000c9 },
+ { 0x502ec, 0x26000027 },
+ { 0x5fffc, 0x1ec000cc },
+ { 0x502f0, 0x25000024 },
+ { 0x5fffc, 0x200000cc },
+ { 0x502f4, 0x24800021 },
+ { 0x5fffc, 0x210000cd },
+ { 0x502f8, 0x23800020 },
+ { 0x5fffc, 0x220000ce },
+ { 0x502fc, 0x2300001d },
+};
+
+static struct mdp_table_entry mdp_downscale_x_table_PT4TOPT6[] = {
+ { 0x5fffc, 0x740008c },
+ { 0x50280, 0x33800088 },
+ { 0x5fffc, 0x800008e },
+ { 0x50284, 0x33400084 },
+ { 0x5fffc, 0x8400092 },
+ { 0x50288, 0x33000080 },
+ { 0x5fffc, 0x9000094 },
+ { 0x5028c, 0x3300007b },
+ { 0x5fffc, 0x9c00098 },
+ { 0x50290, 0x32400077 },
+ { 0x5fffc, 0xa40009b },
+ { 0x50294, 0x32000073 },
+ { 0x5fffc, 0xb00009d },
+ { 0x50298, 0x31c0006f },
+ { 0x5fffc, 0xbc000a0 },
+ { 0x5029c, 0x3140006b },
+ { 0x5fffc, 0xc8000a2 },
+ { 0x502a0, 0x31000067 },
+ { 0x5fffc, 0xd8000a5 },
+ { 0x502a4, 0x30800062 },
+ { 0x5fffc, 0xe4000a8 },
+ { 0x502a8, 0x2fc0005f },
+ { 0x5fffc, 0xec000aa },
+ { 0x502ac, 0x2fc0005b },
+ { 0x5fffc, 0xf8000ad },
+ { 0x502b0, 0x2f400057 },
+ { 0x5fffc, 0x108000b0 },
+ { 0x502b4, 0x2e400054 },
+ { 0x5fffc, 0x114000b2 },
+ { 0x502b8, 0x2e000050 },
+ { 0x5fffc, 0x124000b4 },
+ { 0x502bc, 0x2d80004c },
+ { 0x5fffc, 0x130000b6 },
+ { 0x502c0, 0x2d000049 },
+ { 0x5fffc, 0x140000b8 },
+ { 0x502c4, 0x2c800045 },
+ { 0x5fffc, 0x150000b9 },
+ { 0x502c8, 0x2c000042 },
+ { 0x5fffc, 0x15c000bd },
+ { 0x502cc, 0x2b40003e },
+ { 0x5fffc, 0x16c000bf },
+ { 0x502d0, 0x2a80003b },
+ { 0x5fffc, 0x17c000bf },
+ { 0x502d4, 0x2a000039 },
+ { 0x5fffc, 0x188000c2 },
+ { 0x502d8, 0x29400036 },
+ { 0x5fffc, 0x19c000c4 },
+ { 0x502dc, 0x28800032 },
+ { 0x5fffc, 0x1ac000c5 },
+ { 0x502e0, 0x2800002f },
+ { 0x5fffc, 0x1bc000c7 },
+ { 0x502e4, 0x2740002c },
+ { 0x5fffc, 0x1cc000c8 },
+ { 0x502e8, 0x26c00029 },
+ { 0x5fffc, 0x1dc000c9 },
+ { 0x502ec, 0x26000027 },
+ { 0x5fffc, 0x1ec000cc },
+ { 0x502f0, 0x25000024 },
+ { 0x5fffc, 0x200000cc },
+ { 0x502f4, 0x24800021 },
+ { 0x5fffc, 0x210000cd },
+ { 0x502f8, 0x23800020 },
+ { 0x5fffc, 0x220000ce },
+ { 0x502fc, 0x2300001d },
+};
+
+static struct mdp_table_entry mdp_downscale_x_table_PT6TOPT8[] = {
+ { 0x5fffc, 0xfe000070 },
+ { 0x50280, 0x4bc00068 },
+ { 0x5fffc, 0xfe000078 },
+ { 0x50284, 0x4bc00060 },
+ { 0x5fffc, 0xfe000080 },
+ { 0x50288, 0x4b800059 },
+ { 0x5fffc, 0xfe000089 },
+ { 0x5028c, 0x4b000052 },
+ { 0x5fffc, 0xfe400091 },
+ { 0x50290, 0x4a80004b },
+ { 0x5fffc, 0xfe40009a },
+ { 0x50294, 0x4a000044 },
+ { 0x5fffc, 0xfe8000a3 },
+ { 0x50298, 0x4940003d },
+ { 0x5fffc, 0xfec000ac },
+ { 0x5029c, 0x48400037 },
+ { 0x5fffc, 0xff0000b4 },
+ { 0x502a0, 0x47800031 },
+ { 0x5fffc, 0xff8000bd },
+ { 0x502a4, 0x4640002b },
+ { 0x5fffc, 0xc5 },
+ { 0x502a8, 0x45000026 },
+ { 0x5fffc, 0x8000ce },
+ { 0x502ac, 0x43800021 },
+ { 0x5fffc, 0x10000d6 },
+ { 0x502b0, 0x4240001c },
+ { 0x5fffc, 0x18000df },
+ { 0x502b4, 0x40800018 },
+ { 0x5fffc, 0x24000e6 },
+ { 0x502b8, 0x3f000014 },
+ { 0x5fffc, 0x30000ee },
+ { 0x502bc, 0x3d400010 },
+ { 0x5fffc, 0x40000f5 },
+ { 0x502c0, 0x3b80000c },
+ { 0x5fffc, 0x50000fc },
+ { 0x502c4, 0x39800009 },
+ { 0x5fffc, 0x6000102 },
+ { 0x502c8, 0x37c00006 },
+ { 0x5fffc, 0x7000109 },
+ { 0x502cc, 0x35800004 },
+ { 0x5fffc, 0x840010e },
+ { 0x502d0, 0x33800002 },
+ { 0x5fffc, 0x9800114 },
+ { 0x502d4, 0x31400000 },
+ { 0x5fffc, 0xac00119 },
+ { 0x502d8, 0x2f4003fe },
+ { 0x5fffc, 0xc40011e },
+ { 0x502dc, 0x2d0003fc },
+ { 0x5fffc, 0xdc00121 },
+ { 0x502e0, 0x2b0003fb },
+ { 0x5fffc, 0xf400125 },
+ { 0x502e4, 0x28c003fa },
+ { 0x5fffc, 0x11000128 },
+ { 0x502e8, 0x268003f9 },
+ { 0x5fffc, 0x12c0012a },
+ { 0x502ec, 0x244003f9 },
+ { 0x5fffc, 0x1480012c },
+ { 0x502f0, 0x224003f8 },
+ { 0x5fffc, 0x1640012e },
+ { 0x502f4, 0x200003f8 },
+ { 0x5fffc, 0x1800012f },
+ { 0x502f8, 0x1e0003f8 },
+ { 0x5fffc, 0x1a00012f },
+ { 0x502fc, 0x1c0003f8 },
+};
+
+static struct mdp_table_entry mdp_downscale_x_table_PT8TO1[] = {
+ { 0x5fffc, 0x0 },
+ { 0x50280, 0x7fc00000 },
+ { 0x5fffc, 0xff80000d },
+ { 0x50284, 0x7ec003f9 },
+ { 0x5fffc, 0xfec0001c },
+ { 0x50288, 0x7d4003f3 },
+ { 0x5fffc, 0xfe40002b },
+ { 0x5028c, 0x7b8003ed },
+ { 0x5fffc, 0xfd80003c },
+ { 0x50290, 0x794003e8 },
+ { 0x5fffc, 0xfcc0004d },
+ { 0x50294, 0x76c003e4 },
+ { 0x5fffc, 0xfc40005f },
+ { 0x50298, 0x73c003e0 },
+ { 0x5fffc, 0xfb800071 },
+ { 0x5029c, 0x708003de },
+ { 0x5fffc, 0xfac00085 },
+ { 0x502a0, 0x6d0003db },
+ { 0x5fffc, 0xfa000098 },
+ { 0x502a4, 0x698003d9 },
+ { 0x5fffc, 0xf98000ac },
+ { 0x502a8, 0x654003d8 },
+ { 0x5fffc, 0xf8c000c1 },
+ { 0x502ac, 0x610003d7 },
+ { 0x5fffc, 0xf84000d5 },
+ { 0x502b0, 0x5c8003d7 },
+ { 0x5fffc, 0xf7c000e9 },
+ { 0x502b4, 0x580003d7 },
+ { 0x5fffc, 0xf74000fd },
+ { 0x502b8, 0x534003d8 },
+ { 0x5fffc, 0xf6c00112 },
+ { 0x502bc, 0x4e8003d8 },
+ { 0x5fffc, 0xf6800126 },
+ { 0x502c0, 0x494003da },
+ { 0x5fffc, 0xf600013a },
+ { 0x502c4, 0x448003db },
+ { 0x5fffc, 0xf600014d },
+ { 0x502c8, 0x3f4003dd },
+ { 0x5fffc, 0xf5c00160 },
+ { 0x502cc, 0x3a4003df },
+ { 0x5fffc, 0xf5c00172 },
+ { 0x502d0, 0x354003e1 },
+ { 0x5fffc, 0xf5c00184 },
+ { 0x502d4, 0x304003e3 },
+ { 0x5fffc, 0xf6000195 },
+ { 0x502d8, 0x2b0003e6 },
+ { 0x5fffc, 0xf64001a6 },
+ { 0x502dc, 0x260003e8 },
+ { 0x5fffc, 0xf6c001b4 },
+ { 0x502e0, 0x214003eb },
+ { 0x5fffc, 0xf78001c2 },
+ { 0x502e4, 0x1c4003ee },
+ { 0x5fffc, 0xf80001cf },
+ { 0x502e8, 0x17c003f1 },
+ { 0x5fffc, 0xf90001db },
+ { 0x502ec, 0x134003f3 },
+ { 0x5fffc, 0xfa0001e5 },
+ { 0x502f0, 0xf0003f6 },
+ { 0x5fffc, 0xfb4001ee },
+ { 0x502f4, 0xac003f9 },
+ { 0x5fffc, 0xfcc001f5 },
+ { 0x502f8, 0x70003fb },
+ { 0x5fffc, 0xfe4001fb },
+ { 0x502fc, 0x34003fe },
+};
+
+struct mdp_table_entry *mdp_downscale_x_table[MDP_DOWNSCALE_MAX] = {
+ [MDP_DOWNSCALE_PT2TOPT4] = mdp_downscale_x_table_PT2TOPT4,
+ [MDP_DOWNSCALE_PT4TOPT6] = mdp_downscale_x_table_PT4TOPT6,
+ [MDP_DOWNSCALE_PT6TOPT8] = mdp_downscale_x_table_PT6TOPT8,
+ [MDP_DOWNSCALE_PT8TO1] = mdp_downscale_x_table_PT8TO1,
+};
+
+static struct mdp_table_entry mdp_downscale_y_table_PT2TOPT4[] = {
+ { 0x5fffc, 0x740008c },
+ { 0x50300, 0x33800088 },
+ { 0x5fffc, 0x800008e },
+ { 0x50304, 0x33400084 },
+ { 0x5fffc, 0x8400092 },
+ { 0x50308, 0x33000080 },
+ { 0x5fffc, 0x9000094 },
+ { 0x5030c, 0x3300007b },
+ { 0x5fffc, 0x9c00098 },
+ { 0x50310, 0x32400077 },
+ { 0x5fffc, 0xa40009b },
+ { 0x50314, 0x32000073 },
+ { 0x5fffc, 0xb00009d },
+ { 0x50318, 0x31c0006f },
+ { 0x5fffc, 0xbc000a0 },
+ { 0x5031c, 0x3140006b },
+ { 0x5fffc, 0xc8000a2 },
+ { 0x50320, 0x31000067 },
+ { 0x5fffc, 0xd8000a5 },
+ { 0x50324, 0x30800062 },
+ { 0x5fffc, 0xe4000a8 },
+ { 0x50328, 0x2fc0005f },
+ { 0x5fffc, 0xec000aa },
+ { 0x5032c, 0x2fc0005b },
+ { 0x5fffc, 0xf8000ad },
+ { 0x50330, 0x2f400057 },
+ { 0x5fffc, 0x108000b0 },
+ { 0x50334, 0x2e400054 },
+ { 0x5fffc, 0x114000b2 },
+ { 0x50338, 0x2e000050 },
+ { 0x5fffc, 0x124000b4 },
+ { 0x5033c, 0x2d80004c },
+ { 0x5fffc, 0x130000b6 },
+ { 0x50340, 0x2d000049 },
+ { 0x5fffc, 0x140000b8 },
+ { 0x50344, 0x2c800045 },
+ { 0x5fffc, 0x150000b9 },
+ { 0x50348, 0x2c000042 },
+ { 0x5fffc, 0x15c000bd },
+ { 0x5034c, 0x2b40003e },
+ { 0x5fffc, 0x16c000bf },
+ { 0x50350, 0x2a80003b },
+ { 0x5fffc, 0x17c000bf },
+ { 0x50354, 0x2a000039 },
+ { 0x5fffc, 0x188000c2 },
+ { 0x50358, 0x29400036 },
+ { 0x5fffc, 0x19c000c4 },
+ { 0x5035c, 0x28800032 },
+ { 0x5fffc, 0x1ac000c5 },
+ { 0x50360, 0x2800002f },
+ { 0x5fffc, 0x1bc000c7 },
+ { 0x50364, 0x2740002c },
+ { 0x5fffc, 0x1cc000c8 },
+ { 0x50368, 0x26c00029 },
+ { 0x5fffc, 0x1dc000c9 },
+ { 0x5036c, 0x26000027 },
+ { 0x5fffc, 0x1ec000cc },
+ { 0x50370, 0x25000024 },
+ { 0x5fffc, 0x200000cc },
+ { 0x50374, 0x24800021 },
+ { 0x5fffc, 0x210000cd },
+ { 0x50378, 0x23800020 },
+ { 0x5fffc, 0x220000ce },
+ { 0x5037c, 0x2300001d },
+};
+
+static struct mdp_table_entry mdp_downscale_y_table_PT4TOPT6[] = {
+ { 0x5fffc, 0x740008c },
+ { 0x50300, 0x33800088 },
+ { 0x5fffc, 0x800008e },
+ { 0x50304, 0x33400084 },
+ { 0x5fffc, 0x8400092 },
+ { 0x50308, 0x33000080 },
+ { 0x5fffc, 0x9000094 },
+ { 0x5030c, 0x3300007b },
+ { 0x5fffc, 0x9c00098 },
+ { 0x50310, 0x32400077 },
+ { 0x5fffc, 0xa40009b },
+ { 0x50314, 0x32000073 },
+ { 0x5fffc, 0xb00009d },
+ { 0x50318, 0x31c0006f },
+ { 0x5fffc, 0xbc000a0 },
+ { 0x5031c, 0x3140006b },
+ { 0x5fffc, 0xc8000a2 },
+ { 0x50320, 0x31000067 },
+ { 0x5fffc, 0xd8000a5 },
+ { 0x50324, 0x30800062 },
+ { 0x5fffc, 0xe4000a8 },
+ { 0x50328, 0x2fc0005f },
+ { 0x5fffc, 0xec000aa },
+ { 0x5032c, 0x2fc0005b },
+ { 0x5fffc, 0xf8000ad },
+ { 0x50330, 0x2f400057 },
+ { 0x5fffc, 0x108000b0 },
+ { 0x50334, 0x2e400054 },
+ { 0x5fffc, 0x114000b2 },
+ { 0x50338, 0x2e000050 },
+ { 0x5fffc, 0x124000b4 },
+ { 0x5033c, 0x2d80004c },
+ { 0x5fffc, 0x130000b6 },
+ { 0x50340, 0x2d000049 },
+ { 0x5fffc, 0x140000b8 },
+ { 0x50344, 0x2c800045 },
+ { 0x5fffc, 0x150000b9 },
+ { 0x50348, 0x2c000042 },
+ { 0x5fffc, 0x15c000bd },
+ { 0x5034c, 0x2b40003e },
+ { 0x5fffc, 0x16c000bf },
+ { 0x50350, 0x2a80003b },
+ { 0x5fffc, 0x17c000bf },
+ { 0x50354, 0x2a000039 },
+ { 0x5fffc, 0x188000c2 },
+ { 0x50358, 0x29400036 },
+ { 0x5fffc, 0x19c000c4 },
+ { 0x5035c, 0x28800032 },
+ { 0x5fffc, 0x1ac000c5 },
+ { 0x50360, 0x2800002f },
+ { 0x5fffc, 0x1bc000c7 },
+ { 0x50364, 0x2740002c },
+ { 0x5fffc, 0x1cc000c8 },
+ { 0x50368, 0x26c00029 },
+ { 0x5fffc, 0x1dc000c9 },
+ { 0x5036c, 0x26000027 },
+ { 0x5fffc, 0x1ec000cc },
+ { 0x50370, 0x25000024 },
+ { 0x5fffc, 0x200000cc },
+ { 0x50374, 0x24800021 },
+ { 0x5fffc, 0x210000cd },
+ { 0x50378, 0x23800020 },
+ { 0x5fffc, 0x220000ce },
+ { 0x5037c, 0x2300001d },
+};
+
+static struct mdp_table_entry mdp_downscale_y_table_PT6TOPT8[] = {
+ { 0x5fffc, 0xfe000070 },
+ { 0x50300, 0x4bc00068 },
+ { 0x5fffc, 0xfe000078 },
+ { 0x50304, 0x4bc00060 },
+ { 0x5fffc, 0xfe000080 },
+ { 0x50308, 0x4b800059 },
+ { 0x5fffc, 0xfe000089 },
+ { 0x5030c, 0x4b000052 },
+ { 0x5fffc, 0xfe400091 },
+ { 0x50310, 0x4a80004b },
+ { 0x5fffc, 0xfe40009a },
+ { 0x50314, 0x4a000044 },
+ { 0x5fffc, 0xfe8000a3 },
+ { 0x50318, 0x4940003d },
+ { 0x5fffc, 0xfec000ac },
+ { 0x5031c, 0x48400037 },
+ { 0x5fffc, 0xff0000b4 },
+ { 0x50320, 0x47800031 },
+ { 0x5fffc, 0xff8000bd },
+ { 0x50324, 0x4640002b },
+ { 0x5fffc, 0xc5 },
+ { 0x50328, 0x45000026 },
+ { 0x5fffc, 0x8000ce },
+ { 0x5032c, 0x43800021 },
+ { 0x5fffc, 0x10000d6 },
+ { 0x50330, 0x4240001c },
+ { 0x5fffc, 0x18000df },
+ { 0x50334, 0x40800018 },
+ { 0x5fffc, 0x24000e6 },
+ { 0x50338, 0x3f000014 },
+ { 0x5fffc, 0x30000ee },
+ { 0x5033c, 0x3d400010 },
+ { 0x5fffc, 0x40000f5 },
+ { 0x50340, 0x3b80000c },
+ { 0x5fffc, 0x50000fc },
+ { 0x50344, 0x39800009 },
+ { 0x5fffc, 0x6000102 },
+ { 0x50348, 0x37c00006 },
+ { 0x5fffc, 0x7000109 },
+ { 0x5034c, 0x35800004 },
+ { 0x5fffc, 0x840010e },
+ { 0x50350, 0x33800002 },
+ { 0x5fffc, 0x9800114 },
+ { 0x50354, 0x31400000 },
+ { 0x5fffc, 0xac00119 },
+ { 0x50358, 0x2f4003fe },
+ { 0x5fffc, 0xc40011e },
+ { 0x5035c, 0x2d0003fc },
+ { 0x5fffc, 0xdc00121 },
+ { 0x50360, 0x2b0003fb },
+ { 0x5fffc, 0xf400125 },
+ { 0x50364, 0x28c003fa },
+ { 0x5fffc, 0x11000128 },
+ { 0x50368, 0x268003f9 },
+ { 0x5fffc, 0x12c0012a },
+ { 0x5036c, 0x244003f9 },
+ { 0x5fffc, 0x1480012c },
+ { 0x50370, 0x224003f8 },
+ { 0x5fffc, 0x1640012e },
+ { 0x50374, 0x200003f8 },
+ { 0x5fffc, 0x1800012f },
+ { 0x50378, 0x1e0003f8 },
+ { 0x5fffc, 0x1a00012f },
+ { 0x5037c, 0x1c0003f8 },
+};
+
+static struct mdp_table_entry mdp_downscale_y_table_PT8TO1[] = {
+ { 0x5fffc, 0x0 },
+ { 0x50300, 0x7fc00000 },
+ { 0x5fffc, 0xff80000d },
+ { 0x50304, 0x7ec003f9 },
+ { 0x5fffc, 0xfec0001c },
+ { 0x50308, 0x7d4003f3 },
+ { 0x5fffc, 0xfe40002b },
+ { 0x5030c, 0x7b8003ed },
+ { 0x5fffc, 0xfd80003c },
+ { 0x50310, 0x794003e8 },
+ { 0x5fffc, 0xfcc0004d },
+ { 0x50314, 0x76c003e4 },
+ { 0x5fffc, 0xfc40005f },
+ { 0x50318, 0x73c003e0 },
+ { 0x5fffc, 0xfb800071 },
+ { 0x5031c, 0x708003de },
+ { 0x5fffc, 0xfac00085 },
+ { 0x50320, 0x6d0003db },
+ { 0x5fffc, 0xfa000098 },
+ { 0x50324, 0x698003d9 },
+ { 0x5fffc, 0xf98000ac },
+ { 0x50328, 0x654003d8 },
+ { 0x5fffc, 0xf8c000c1 },
+ { 0x5032c, 0x610003d7 },
+ { 0x5fffc, 0xf84000d5 },
+ { 0x50330, 0x5c8003d7 },
+ { 0x5fffc, 0xf7c000e9 },
+ { 0x50334, 0x580003d7 },
+ { 0x5fffc, 0xf74000fd },
+ { 0x50338, 0x534003d8 },
+ { 0x5fffc, 0xf6c00112 },
+ { 0x5033c, 0x4e8003d8 },
+ { 0x5fffc, 0xf6800126 },
+ { 0x50340, 0x494003da },
+ { 0x5fffc, 0xf600013a },
+ { 0x50344, 0x448003db },
+ { 0x5fffc, 0xf600014d },
+ { 0x50348, 0x3f4003dd },
+ { 0x5fffc, 0xf5c00160 },
+ { 0x5034c, 0x3a4003df },
+ { 0x5fffc, 0xf5c00172 },
+ { 0x50350, 0x354003e1 },
+ { 0x5fffc, 0xf5c00184 },
+ { 0x50354, 0x304003e3 },
+ { 0x5fffc, 0xf6000195 },
+ { 0x50358, 0x2b0003e6 },
+ { 0x5fffc, 0xf64001a6 },
+ { 0x5035c, 0x260003e8 },
+ { 0x5fffc, 0xf6c001b4 },
+ { 0x50360, 0x214003eb },
+ { 0x5fffc, 0xf78001c2 },
+ { 0x50364, 0x1c4003ee },
+ { 0x5fffc, 0xf80001cf },
+ { 0x50368, 0x17c003f1 },
+ { 0x5fffc, 0xf90001db },
+ { 0x5036c, 0x134003f3 },
+ { 0x5fffc, 0xfa0001e5 },
+ { 0x50370, 0xf0003f6 },
+ { 0x5fffc, 0xfb4001ee },
+ { 0x50374, 0xac003f9 },
+ { 0x5fffc, 0xfcc001f5 },
+ { 0x50378, 0x70003fb },
+ { 0x5fffc, 0xfe4001fb },
+ { 0x5037c, 0x34003fe },
+};
+
+struct mdp_table_entry *mdp_downscale_y_table[MDP_DOWNSCALE_MAX] = {
+ [MDP_DOWNSCALE_PT2TOPT4] = mdp_downscale_y_table_PT2TOPT4,
+ [MDP_DOWNSCALE_PT4TOPT6] = mdp_downscale_y_table_PT4TOPT6,
+ [MDP_DOWNSCALE_PT6TOPT8] = mdp_downscale_y_table_PT6TOPT8,
+ [MDP_DOWNSCALE_PT8TO1] = mdp_downscale_y_table_PT8TO1,
+};
+
+struct mdp_table_entry mdp_gaussian_blur_table[] = {
+ /* max variance */
+ { 0x5fffc, 0x20000080 },
+ { 0x50280, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50284, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50288, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x5028c, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50290, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50294, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50298, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x5029c, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502a0, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502a4, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502a8, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502ac, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502b0, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502b4, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502b8, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502bc, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502c0, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502c4, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502c8, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502cc, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502d0, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502d4, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502d8, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502dc, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502e0, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502e4, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502e8, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502ec, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502f0, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502f4, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502f8, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x502fc, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50300, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50304, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50308, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x5030c, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50310, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50314, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50318, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x5031c, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50320, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50324, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50328, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x5032c, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50330, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50334, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50338, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x5033c, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50340, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50344, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50348, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x5034c, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50350, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50354, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50358, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x5035c, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50360, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50364, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50368, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x5036c, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50370, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50374, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x50378, 0x20000080 },
+ { 0x5fffc, 0x20000080 },
+ { 0x5037c, 0x20000080 },
+};
diff --git a/drivers/video/msm/mdp_scale_tables.h b/drivers/video/msm/mdp_scale_tables.h
new file mode 100644
index 00000000000..34077b1af60
--- /dev/null
+++ b/drivers/video/msm/mdp_scale_tables.h
@@ -0,0 +1,38 @@
+/* drivers/video/msm_fb/mdp_scale_tables.h
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#ifndef _MDP_SCALE_TABLES_H_
+#define _MDP_SCALE_TABLES_H_
+
+#include <linux/types.h>
+struct mdp_table_entry {
+ uint32_t reg;
+ uint32_t val;
+};
+
+extern struct mdp_table_entry mdp_upscale_table[64];
+
+enum {
+ MDP_DOWNSCALE_PT2TOPT4,
+ MDP_DOWNSCALE_PT4TOPT6,
+ MDP_DOWNSCALE_PT6TOPT8,
+ MDP_DOWNSCALE_PT8TO1,
+ MDP_DOWNSCALE_MAX,
+};
+
+extern struct mdp_table_entry *mdp_downscale_x_table[MDP_DOWNSCALE_MAX];
+extern struct mdp_table_entry *mdp_downscale_y_table[MDP_DOWNSCALE_MAX];
+extern struct mdp_table_entry mdp_gaussian_blur_table[];
+
+#endif
diff --git a/drivers/video/msm/msm_fb.c b/drivers/video/msm/msm_fb.c
new file mode 100644
index 00000000000..49101dda45e
--- /dev/null
+++ b/drivers/video/msm/msm_fb.c
@@ -0,0 +1,636 @@
+/* drivers/video/msm/msm_fb.c
+ *
+ * Core MSM framebuffer driver.
+ *
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/module.h>
+#include <linux/fb.h>
+#include <linux/delay.h>
+
+#include <linux/freezer.h>
+#include <linux/wait.h>
+#include <linux/msm_mdp.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
+#include <mach/msm_fb.h>
+#include <mach/board.h>
+#include <linux/workqueue.h>
+#include <linux/clk.h>
+#include <linux/debugfs.h>
+#include <linux/dma-mapping.h>
+
+#define PRINT_FPS 0
+#define PRINT_BLIT_TIME 0
+
+#define SLEEPING 0x4
+#define UPDATING 0x3
+#define FULL_UPDATE_DONE 0x2
+#define WAKING 0x1
+#define AWAKE 0x0
+
+#define NONE 0
+#define SUSPEND_RESUME 0x1
+#define FPS 0x2
+#define BLIT_TIME 0x4
+#define SHOW_UPDATES 0x8
+
+#define DLOG(mask, fmt, args...) \
+do { \
+ if (msmfb_debug_mask & mask) \
+ printk(KERN_INFO "msmfb: "fmt, ##args); \
+} while (0)
+
+static int msmfb_debug_mask;
+module_param_named(msmfb_debug_mask, msmfb_debug_mask, int,
+ S_IRUGO | S_IWUSR | S_IWGRP);
+
+struct mdp_device *mdp;
+
+struct msmfb_info {
+ struct fb_info *fb;
+ struct msm_panel_data *panel;
+ int xres;
+ int yres;
+ unsigned output_format;
+ unsigned yoffset;
+ unsigned frame_requested;
+ unsigned frame_done;
+ int sleeping;
+ unsigned update_frame;
+ struct {
+ int left;
+ int top;
+ int eright; /* exclusive */
+ int ebottom; /* exclusive */
+ } update_info;
+ char *black;
+
+ spinlock_t update_lock;
+ struct mutex panel_init_lock;
+ wait_queue_head_t frame_wq;
+ struct workqueue_struct *resume_workqueue;
+ struct work_struct resume_work;
+ struct msmfb_callback dma_callback;
+ struct msmfb_callback vsync_callback;
+ struct hrtimer fake_vsync;
+ ktime_t vsync_request_time;
+};
+
+static int msmfb_open(struct fb_info *info, int user)
+{
+ return 0;
+}
+
+static int msmfb_release(struct fb_info *info, int user)
+{
+ return 0;
+}
+
+/* Called from dma interrupt handler, must not sleep */
+static void msmfb_handle_dma_interrupt(struct msmfb_callback *callback)
+{
+ unsigned long irq_flags;
+ struct msmfb_info *msmfb = container_of(callback, struct msmfb_info,
+ dma_callback);
+
+ spin_lock_irqsave(&msmfb->update_lock, irq_flags);
+ msmfb->frame_done = msmfb->frame_requested;
+ if (msmfb->sleeping == UPDATING &&
+ msmfb->frame_done == msmfb->update_frame) {
+ DLOG(SUSPEND_RESUME, "full update completed\n");
+ queue_work(msmfb->resume_workqueue, &msmfb->resume_work);
+ }
+ spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+ wake_up(&msmfb->frame_wq);
+}
+
+static int msmfb_start_dma(struct msmfb_info *msmfb)
+{
+ uint32_t x, y, w, h;
+ unsigned addr;
+ unsigned long irq_flags;
+ uint32_t yoffset;
+ s64 time_since_request;
+ struct msm_panel_data *panel = msmfb->panel;
+
+ spin_lock_irqsave(&msmfb->update_lock, irq_flags);
+ time_since_request = ktime_to_ns(ktime_sub(ktime_get(),
+ msmfb->vsync_request_time));
+ if (time_since_request > 20 * NSEC_PER_MSEC) {
+ uint32_t us;
+ us = do_div(time_since_request, NSEC_PER_MSEC) / NSEC_PER_USEC;
+ printk(KERN_WARNING "msmfb_start_dma %lld.%03u ms after vsync "
+ "request\n", time_since_request, us);
+ }
+ if (msmfb->frame_done == msmfb->frame_requested) {
+ spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+ return -1;
+ }
+ if (msmfb->sleeping == SLEEPING) {
+ DLOG(SUSPEND_RESUME, "tried to start dma while asleep\n");
+ spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+ return -1;
+ }
+ x = msmfb->update_info.left;
+ y = msmfb->update_info.top;
+ w = msmfb->update_info.eright - x;
+ h = msmfb->update_info.ebottom - y;
+ yoffset = msmfb->yoffset;
+ msmfb->update_info.left = msmfb->xres + 1;
+ msmfb->update_info.top = msmfb->yres + 1;
+ msmfb->update_info.eright = 0;
+ msmfb->update_info.ebottom = 0;
+ if (unlikely(w > msmfb->xres || h > msmfb->yres ||
+ w == 0 || h == 0)) {
+ printk(KERN_INFO "invalid update: %d %d %d "
+ "%d\n", x, y, w, h);
+ msmfb->frame_done = msmfb->frame_requested;
+ goto error;
+ }
+ spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+
+ addr = ((msmfb->xres * (yoffset + y) + x) * 2);
+ mdp->dma(mdp, addr + msmfb->fb->fix.smem_start,
+ msmfb->xres * 2, w, h, x, y, &msmfb->dma_callback,
+ panel->interface_type);
+ return 0;
+error:
+ spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+ /* some clients need to clear their vsync interrupt */
+ if (panel->clear_vsync)
+ panel->clear_vsync(panel);
+ wake_up(&msmfb->frame_wq);
+ return 0;
+}
+
+/* Called from esync interrupt handler, must not sleep */
+static void msmfb_handle_vsync_interrupt(struct msmfb_callback *callback)
+{
+ struct msmfb_info *msmfb = container_of(callback, struct msmfb_info,
+ vsync_callback);
+ msmfb_start_dma(msmfb);
+}
+
+static enum hrtimer_restart msmfb_fake_vsync(struct hrtimer *timer)
+{
+ struct msmfb_info *msmfb = container_of(timer, struct msmfb_info,
+ fake_vsync);
+ msmfb_start_dma(msmfb);
+ return HRTIMER_NORESTART;
+}
+
+static void msmfb_pan_update(struct fb_info *info, uint32_t left, uint32_t top,
+ uint32_t eright, uint32_t ebottom,
+ uint32_t yoffset, int pan_display)
+{
+ struct msmfb_info *msmfb = info->par;
+ struct msm_panel_data *panel = msmfb->panel;
+ unsigned long irq_flags;
+ int sleeping;
+ int retry = 1;
+
+ DLOG(SHOW_UPDATES, "update %d %d %d %d %d %d\n",
+ left, top, eright, ebottom, yoffset, pan_display);
+restart:
+ spin_lock_irqsave(&msmfb->update_lock, irq_flags);
+
+ /* if we are sleeping, on a pan_display wait 10ms (to throttle back
+ * drawing otherwise return */
+ if (msmfb->sleeping == SLEEPING) {
+ DLOG(SUSPEND_RESUME, "drawing while asleep\n");
+ spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+ if (pan_display)
+ wait_event_interruptible_timeout(msmfb->frame_wq,
+ msmfb->sleeping != SLEEPING, HZ/10);
+ return;
+ }
+
+ sleeping = msmfb->sleeping;
+ /* on a full update, if the last frame has not completed, wait for it */
+ if (pan_display && (msmfb->frame_requested != msmfb->frame_done ||
+ sleeping == UPDATING)) {
+ int ret;
+ spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+ ret = wait_event_interruptible_timeout(msmfb->frame_wq,
+ msmfb->frame_done == msmfb->frame_requested &&
+ msmfb->sleeping != UPDATING, 5 * HZ);
+ if (ret <= 0 && (msmfb->frame_requested != msmfb->frame_done ||
+ msmfb->sleeping == UPDATING)) {
+ if (retry && panel->request_vsync &&
+ (sleeping == AWAKE)) {
+ panel->request_vsync(panel,
+ &msmfb->vsync_callback);
+ retry = 0;
+ printk(KERN_WARNING "msmfb_pan_display timeout "
+ "rerequest vsync\n");
+ } else {
+ printk(KERN_WARNING "msmfb_pan_display timeout "
+ "waiting for frame start, %d %d\n",
+ msmfb->frame_requested,
+ msmfb->frame_done);
+ return;
+ }
+ }
+ goto restart;
+ }
+
+
+ msmfb->frame_requested++;
+ /* if necessary, update the y offset, if this is the
+ * first full update on resume, set the sleeping state */
+ if (pan_display) {
+ msmfb->yoffset = yoffset;
+ if (left == 0 && top == 0 && eright == info->var.xres &&
+ ebottom == info->var.yres) {
+ if (sleeping == WAKING) {
+ msmfb->update_frame = msmfb->frame_requested;
+ DLOG(SUSPEND_RESUME, "full update starting\n");
+ msmfb->sleeping = UPDATING;
+ }
+ }
+ }
+
+ /* set the update request */
+ if (left < msmfb->update_info.left)
+ msmfb->update_info.left = left;
+ if (top < msmfb->update_info.top)
+ msmfb->update_info.top = top;
+ if (eright > msmfb->update_info.eright)
+ msmfb->update_info.eright = eright;
+ if (ebottom > msmfb->update_info.ebottom)
+ msmfb->update_info.ebottom = ebottom;
+ DLOG(SHOW_UPDATES, "update queued %d %d %d %d %d\n",
+ msmfb->update_info.left, msmfb->update_info.top,
+ msmfb->update_info.eright, msmfb->update_info.ebottom,
+ msmfb->yoffset);
+ spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+
+ /* if the panel is all the way on wait for vsync, otherwise sleep
+ * for 16 ms (long enough for the dma to panel) and then begin dma */
+ msmfb->vsync_request_time = ktime_get();
+ if (panel->request_vsync && (sleeping == AWAKE)) {
+ panel->request_vsync(panel, &msmfb->vsync_callback);
+ } else {
+ if (!hrtimer_active(&msmfb->fake_vsync)) {
+ hrtimer_start(&msmfb->fake_vsync,
+ ktime_set(0, NSEC_PER_SEC/60),
+ HRTIMER_MODE_REL);
+ }
+ }
+}
+
+static void msmfb_update(struct fb_info *info, uint32_t left, uint32_t top,
+ uint32_t eright, uint32_t ebottom)
+{
+ msmfb_pan_update(info, left, top, eright, ebottom, 0, 0);
+}
+
+static void power_on_panel(struct work_struct *work)
+{
+ struct msmfb_info *msmfb =
+ container_of(work, struct msmfb_info, resume_work);
+ struct msm_panel_data *panel = msmfb->panel;
+ unsigned long irq_flags;
+
+ mutex_lock(&msmfb->panel_init_lock);
+ DLOG(SUSPEND_RESUME, "turning on panel\n");
+ if (msmfb->sleeping == UPDATING) {
+ if (panel->unblank(panel)) {
+ printk(KERN_INFO "msmfb: panel unblank failed,"
+ "not starting drawing\n");
+ goto error;
+ }
+ spin_lock_irqsave(&msmfb->update_lock, irq_flags);
+ msmfb->sleeping = AWAKE;
+ wake_up(&msmfb->frame_wq);
+ spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+ }
+error:
+ mutex_unlock(&msmfb->panel_init_lock);
+}
+
+
+static int msmfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
+{
+ if ((var->xres != info->var.xres) ||
+ (var->yres != info->var.yres) ||
+ (var->xres_virtual != info->var.xres_virtual) ||
+ (var->yres_virtual != info->var.yres_virtual) ||
+ (var->xoffset != info->var.xoffset) ||
+ (var->bits_per_pixel != info->var.bits_per_pixel) ||
+ (var->grayscale != info->var.grayscale))
+ return -EINVAL;
+ return 0;
+}
+
+int msmfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
+{
+ struct msmfb_info *msmfb = info->par;
+ struct msm_panel_data *panel = msmfb->panel;
+
+ /* "UPDT" */
+ if ((panel->caps & MSMFB_CAP_PARTIAL_UPDATES) &&
+ (var->reserved[0] == 0x54445055)) {
+ msmfb_pan_update(info, var->reserved[1] & 0xffff,
+ var->reserved[1] >> 16,
+ var->reserved[2] & 0xffff,
+ var->reserved[2] >> 16, var->yoffset, 1);
+ } else {
+ msmfb_pan_update(info, 0, 0, info->var.xres, info->var.yres,
+ var->yoffset, 1);
+ }
+ return 0;
+}
+
+static void msmfb_fillrect(struct fb_info *p, const struct fb_fillrect *rect)
+{
+ cfb_fillrect(p, rect);
+ msmfb_update(p, rect->dx, rect->dy, rect->dx + rect->width,
+ rect->dy + rect->height);
+}
+
+static void msmfb_copyarea(struct fb_info *p, const struct fb_copyarea *area)
+{
+ cfb_copyarea(p, area);
+ msmfb_update(p, area->dx, area->dy, area->dx + area->width,
+ area->dy + area->height);
+}
+
+static void msmfb_imageblit(struct fb_info *p, const struct fb_image *image)
+{
+ cfb_imageblit(p, image);
+ msmfb_update(p, image->dx, image->dy, image->dx + image->width,
+ image->dy + image->height);
+}
+
+
+static int msmfb_blit(struct fb_info *info,
+ void __user *p)
+{
+ struct mdp_blit_req req;
+ struct mdp_blit_req_list req_list;
+ int i;
+ int ret;
+
+ if (copy_from_user(&req_list, p, sizeof(req_list)))
+ return -EFAULT;
+
+ for (i = 0; i < req_list.count; i++) {
+ struct mdp_blit_req_list *list =
+ (struct mdp_blit_req_list *)p;
+ if (copy_from_user(&req, &list->req[i], sizeof(req)))
+ return -EFAULT;
+ ret = mdp->blit(mdp, info, &req);
+ if (ret)
+ return ret;
+ }
+ return 0;
+}
+
+
+DEFINE_MUTEX(mdp_ppp_lock);
+
+static int msmfb_ioctl(struct fb_info *p, unsigned int cmd, unsigned long arg)
+{
+ void __user *argp = (void __user *)arg;
+ int ret;
+
+ switch (cmd) {
+ case MSMFB_GRP_DISP:
+ mdp->set_grp_disp(mdp, arg);
+ break;
+ case MSMFB_BLIT:
+ ret = msmfb_blit(p, argp);
+ if (ret)
+ return ret;
+ break;
+ default:
+ printk(KERN_INFO "msmfb unknown ioctl: %d\n", cmd);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static struct fb_ops msmfb_ops = {
+ .owner = THIS_MODULE,
+ .fb_open = msmfb_open,
+ .fb_release = msmfb_release,
+ .fb_check_var = msmfb_check_var,
+ .fb_pan_display = msmfb_pan_display,
+ .fb_fillrect = msmfb_fillrect,
+ .fb_copyarea = msmfb_copyarea,
+ .fb_imageblit = msmfb_imageblit,
+ .fb_ioctl = msmfb_ioctl,
+};
+
+static unsigned PP[16];
+
+
+
+#define BITS_PER_PIXEL 16
+
+static void setup_fb_info(struct msmfb_info *msmfb)
+{
+ struct fb_info *fb_info = msmfb->fb;
+ int r;
+
+ /* finish setting up the fb_info struct */
+ strncpy(fb_info->fix.id, "msmfb", 16);
+ fb_info->fix.ypanstep = 1;
+
+ fb_info->fbops = &msmfb_ops;
+ fb_info->flags = FBINFO_DEFAULT;
+
+ fb_info->fix.type = FB_TYPE_PACKED_PIXELS;
+ fb_info->fix.visual = FB_VISUAL_TRUECOLOR;
+ fb_info->fix.line_length = msmfb->xres * 2;
+
+ fb_info->var.xres = msmfb->xres;
+ fb_info->var.yres = msmfb->yres;
+ fb_info->var.width = msmfb->panel->fb_data->width;
+ fb_info->var.height = msmfb->panel->fb_data->height;
+ fb_info->var.xres_virtual = msmfb->xres;
+ fb_info->var.yres_virtual = msmfb->yres * 2;
+ fb_info->var.bits_per_pixel = BITS_PER_PIXEL;
+ fb_info->var.accel_flags = 0;
+
+ fb_info->var.yoffset = 0;
+
+ if (msmfb->panel->caps & MSMFB_CAP_PARTIAL_UPDATES) {
+ fb_info->var.reserved[0] = 0x54445055;
+ fb_info->var.reserved[1] = 0;
+ fb_info->var.reserved[2] = (uint16_t)msmfb->xres |
+ ((uint32_t)msmfb->yres << 16);
+ }
+
+ fb_info->var.red.offset = 11;
+ fb_info->var.red.length = 5;
+ fb_info->var.red.msb_right = 0;
+ fb_info->var.green.offset = 5;
+ fb_info->var.green.length = 6;
+ fb_info->var.green.msb_right = 0;
+ fb_info->var.blue.offset = 0;
+ fb_info->var.blue.length = 5;
+ fb_info->var.blue.msb_right = 0;
+
+ r = fb_alloc_cmap(&fb_info->cmap, 16, 0);
+ fb_info->pseudo_palette = PP;
+
+ PP[0] = 0;
+ for (r = 1; r < 16; r++)
+ PP[r] = 0xffffffff;
+}
+
+static int setup_fbmem(struct msmfb_info *msmfb, struct platform_device *pdev)
+{
+ struct fb_info *fb = msmfb->fb;
+ struct resource *resource;
+ unsigned long size = msmfb->xres * msmfb->yres *
+ (BITS_PER_PIXEL >> 3) * 2;
+ unsigned char *fbram;
+
+ /* board file might have attached a resource describing an fb */
+ resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!resource)
+ return -EINVAL;
+
+ /* check the resource is large enough to fit the fb */
+ if (resource->end - resource->start < size) {
+ printk(KERN_ERR "allocated resource is too small for "
+ "fb\n");
+ return -ENOMEM;
+ }
+ fb->fix.smem_start = resource->start;
+ fb->fix.smem_len = resource->end - resource->start;
+ fbram = ioremap(resource->start,
+ resource->end - resource->start);
+ if (fbram == 0) {
+ printk(KERN_ERR "msmfb: cannot allocate fbram!\n");
+ return -ENOMEM;
+ }
+ fb->screen_base = fbram;
+ return 0;
+}
+
+static int msmfb_probe(struct platform_device *pdev)
+{
+ struct fb_info *fb;
+ struct msmfb_info *msmfb;
+ struct msm_panel_data *panel = pdev->dev.platform_data;
+ int ret;
+
+ if (!panel) {
+ pr_err("msmfb_probe: no platform data\n");
+ return -EINVAL;
+ }
+ if (!panel->fb_data) {
+ pr_err("msmfb_probe: no fb_data\n");
+ return -EINVAL;
+ }
+
+ fb = framebuffer_alloc(sizeof(struct msmfb_info), &pdev->dev);
+ if (!fb)
+ return -ENOMEM;
+ msmfb = fb->par;
+ msmfb->fb = fb;
+ msmfb->panel = panel;
+ msmfb->xres = panel->fb_data->xres;
+ msmfb->yres = panel->fb_data->yres;
+
+ ret = setup_fbmem(msmfb, pdev);
+ if (ret)
+ goto error_setup_fbmem;
+
+ setup_fb_info(msmfb);
+
+ spin_lock_init(&msmfb->update_lock);
+ mutex_init(&msmfb->panel_init_lock);
+ init_waitqueue_head(&msmfb->frame_wq);
+ msmfb->resume_workqueue = create_workqueue("panel_on");
+ if (msmfb->resume_workqueue == NULL) {
+ printk(KERN_ERR "failed to create panel_on workqueue\n");
+ ret = -ENOMEM;
+ goto error_create_workqueue;
+ }
+ INIT_WORK(&msmfb->resume_work, power_on_panel);
+ msmfb->black = kzalloc(msmfb->fb->var.bits_per_pixel*msmfb->xres,
+ GFP_KERNEL);
+
+ printk(KERN_INFO "msmfb_probe() installing %d x %d panel\n",
+ msmfb->xres, msmfb->yres);
+
+ msmfb->dma_callback.func = msmfb_handle_dma_interrupt;
+ msmfb->vsync_callback.func = msmfb_handle_vsync_interrupt;
+ hrtimer_init(&msmfb->fake_vsync, CLOCK_MONOTONIC,
+ HRTIMER_MODE_REL);
+
+
+ msmfb->fake_vsync.function = msmfb_fake_vsync;
+
+ ret = register_framebuffer(fb);
+ if (ret)
+ goto error_register_framebuffer;
+
+ msmfb->sleeping = WAKING;
+
+ return 0;
+
+error_register_framebuffer:
+ destroy_workqueue(msmfb->resume_workqueue);
+error_create_workqueue:
+ iounmap(fb->screen_base);
+error_setup_fbmem:
+ framebuffer_release(msmfb->fb);
+ return ret;
+}
+
+static struct platform_driver msm_panel_driver = {
+ /* need to write remove */
+ .probe = msmfb_probe,
+ .driver = {.name = "msm_panel"},
+};
+
+
+static int msmfb_add_mdp_device(struct device *dev,
+ struct class_interface *class_intf)
+{
+ /* might need locking if mulitple mdp devices */
+ if (mdp)
+ return 0;
+ mdp = container_of(dev, struct mdp_device, dev);
+ return platform_driver_register(&msm_panel_driver);
+}
+
+static void msmfb_remove_mdp_device(struct device *dev,
+ struct class_interface *class_intf)
+{
+ /* might need locking if mulitple mdp devices */
+ if (dev != &mdp->dev)
+ return;
+ platform_driver_unregister(&msm_panel_driver);
+ mdp = NULL;
+}
+
+static struct class_interface msm_fb_interface = {
+ .add_dev = &msmfb_add_mdp_device,
+ .remove_dev = &msmfb_remove_mdp_device,
+};
+
+static int __init msmfb_init(void)
+{
+ return register_mdp_client(&msm_fb_interface);
+}
+
+module_init(msmfb_init);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 13:20:50 +0000