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path: root/drivers/char/drm/r128_state.c
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Diffstat (limited to 'drivers/char/drm/r128_state.c')
-rw-r--r--drivers/char/drm/r128_state.c1681
1 files changed, 0 insertions, 1681 deletions
diff --git a/drivers/char/drm/r128_state.c b/drivers/char/drm/r128_state.c
deleted file mode 100644
index 51a9afce7b9..00000000000
--- a/drivers/char/drm/r128_state.c
+++ /dev/null
@@ -1,1681 +0,0 @@
-/* r128_state.c -- State support for r128 -*- linux-c -*-
- * Created: Thu Jan 27 02:53:43 2000 by gareth@valinux.com
- */
-/*
- * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- * Gareth Hughes <gareth@valinux.com>
- */
-
-#include "drmP.h"
-#include "drm.h"
-#include "r128_drm.h"
-#include "r128_drv.h"
-
-/* ================================================================
- * CCE hardware state programming functions
- */
-
-static void r128_emit_clip_rects(drm_r128_private_t * dev_priv,
- struct drm_clip_rect * boxes, int count)
-{
- u32 aux_sc_cntl = 0x00000000;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- BEGIN_RING((count < 3 ? count : 3) * 5 + 2);
-
- if (count >= 1) {
- OUT_RING(CCE_PACKET0(R128_AUX1_SC_LEFT, 3));
- OUT_RING(boxes[0].x1);
- OUT_RING(boxes[0].x2 - 1);
- OUT_RING(boxes[0].y1);
- OUT_RING(boxes[0].y2 - 1);
-
- aux_sc_cntl |= (R128_AUX1_SC_EN | R128_AUX1_SC_MODE_OR);
- }
- if (count >= 2) {
- OUT_RING(CCE_PACKET0(R128_AUX2_SC_LEFT, 3));
- OUT_RING(boxes[1].x1);
- OUT_RING(boxes[1].x2 - 1);
- OUT_RING(boxes[1].y1);
- OUT_RING(boxes[1].y2 - 1);
-
- aux_sc_cntl |= (R128_AUX2_SC_EN | R128_AUX2_SC_MODE_OR);
- }
- if (count >= 3) {
- OUT_RING(CCE_PACKET0(R128_AUX3_SC_LEFT, 3));
- OUT_RING(boxes[2].x1);
- OUT_RING(boxes[2].x2 - 1);
- OUT_RING(boxes[2].y1);
- OUT_RING(boxes[2].y2 - 1);
-
- aux_sc_cntl |= (R128_AUX3_SC_EN | R128_AUX3_SC_MODE_OR);
- }
-
- OUT_RING(CCE_PACKET0(R128_AUX_SC_CNTL, 0));
- OUT_RING(aux_sc_cntl);
-
- ADVANCE_RING();
-}
-
-static __inline__ void r128_emit_core(drm_r128_private_t * dev_priv)
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- BEGIN_RING(2);
-
- OUT_RING(CCE_PACKET0(R128_SCALE_3D_CNTL, 0));
- OUT_RING(ctx->scale_3d_cntl);
-
- ADVANCE_RING();
-}
-
-static __inline__ void r128_emit_context(drm_r128_private_t * dev_priv)
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- BEGIN_RING(13);
-
- OUT_RING(CCE_PACKET0(R128_DST_PITCH_OFFSET_C, 11));
- OUT_RING(ctx->dst_pitch_offset_c);
- OUT_RING(ctx->dp_gui_master_cntl_c);
- OUT_RING(ctx->sc_top_left_c);
- OUT_RING(ctx->sc_bottom_right_c);
- OUT_RING(ctx->z_offset_c);
- OUT_RING(ctx->z_pitch_c);
- OUT_RING(ctx->z_sten_cntl_c);
- OUT_RING(ctx->tex_cntl_c);
- OUT_RING(ctx->misc_3d_state_cntl_reg);
- OUT_RING(ctx->texture_clr_cmp_clr_c);
- OUT_RING(ctx->texture_clr_cmp_msk_c);
- OUT_RING(ctx->fog_color_c);
-
- ADVANCE_RING();
-}
-
-static __inline__ void r128_emit_setup(drm_r128_private_t * dev_priv)
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- BEGIN_RING(3);
-
- OUT_RING(CCE_PACKET1(R128_SETUP_CNTL, R128_PM4_VC_FPU_SETUP));
- OUT_RING(ctx->setup_cntl);
- OUT_RING(ctx->pm4_vc_fpu_setup);
-
- ADVANCE_RING();
-}
-
-static __inline__ void r128_emit_masks(drm_r128_private_t * dev_priv)
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- BEGIN_RING(5);
-
- OUT_RING(CCE_PACKET0(R128_DP_WRITE_MASK, 0));
- OUT_RING(ctx->dp_write_mask);
-
- OUT_RING(CCE_PACKET0(R128_STEN_REF_MASK_C, 1));
- OUT_RING(ctx->sten_ref_mask_c);
- OUT_RING(ctx->plane_3d_mask_c);
-
- ADVANCE_RING();
-}
-
-static __inline__ void r128_emit_window(drm_r128_private_t * dev_priv)
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- BEGIN_RING(2);
-
- OUT_RING(CCE_PACKET0(R128_WINDOW_XY_OFFSET, 0));
- OUT_RING(ctx->window_xy_offset);
-
- ADVANCE_RING();
-}
-
-static __inline__ void r128_emit_tex0(drm_r128_private_t * dev_priv)
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_context_regs_t *ctx = &sarea_priv->context_state;
- drm_r128_texture_regs_t *tex = &sarea_priv->tex_state[0];
- int i;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- BEGIN_RING(7 + R128_MAX_TEXTURE_LEVELS);
-
- OUT_RING(CCE_PACKET0(R128_PRIM_TEX_CNTL_C,
- 2 + R128_MAX_TEXTURE_LEVELS));
- OUT_RING(tex->tex_cntl);
- OUT_RING(tex->tex_combine_cntl);
- OUT_RING(ctx->tex_size_pitch_c);
- for (i = 0; i < R128_MAX_TEXTURE_LEVELS; i++) {
- OUT_RING(tex->tex_offset[i]);
- }
-
- OUT_RING(CCE_PACKET0(R128_CONSTANT_COLOR_C, 1));
- OUT_RING(ctx->constant_color_c);
- OUT_RING(tex->tex_border_color);
-
- ADVANCE_RING();
-}
-
-static __inline__ void r128_emit_tex1(drm_r128_private_t * dev_priv)
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_texture_regs_t *tex = &sarea_priv->tex_state[1];
- int i;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- BEGIN_RING(5 + R128_MAX_TEXTURE_LEVELS);
-
- OUT_RING(CCE_PACKET0(R128_SEC_TEX_CNTL_C, 1 + R128_MAX_TEXTURE_LEVELS));
- OUT_RING(tex->tex_cntl);
- OUT_RING(tex->tex_combine_cntl);
- for (i = 0; i < R128_MAX_TEXTURE_LEVELS; i++) {
- OUT_RING(tex->tex_offset[i]);
- }
-
- OUT_RING(CCE_PACKET0(R128_SEC_TEXTURE_BORDER_COLOR_C, 0));
- OUT_RING(tex->tex_border_color);
-
- ADVANCE_RING();
-}
-
-static void r128_emit_state(drm_r128_private_t * dev_priv)
-{
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- unsigned int dirty = sarea_priv->dirty;
-
- DRM_DEBUG("dirty=0x%08x\n", dirty);
-
- if (dirty & R128_UPLOAD_CORE) {
- r128_emit_core(dev_priv);
- sarea_priv->dirty &= ~R128_UPLOAD_CORE;
- }
-
- if (dirty & R128_UPLOAD_CONTEXT) {
- r128_emit_context(dev_priv);
- sarea_priv->dirty &= ~R128_UPLOAD_CONTEXT;
- }
-
- if (dirty & R128_UPLOAD_SETUP) {
- r128_emit_setup(dev_priv);
- sarea_priv->dirty &= ~R128_UPLOAD_SETUP;
- }
-
- if (dirty & R128_UPLOAD_MASKS) {
- r128_emit_masks(dev_priv);
- sarea_priv->dirty &= ~R128_UPLOAD_MASKS;
- }
-
- if (dirty & R128_UPLOAD_WINDOW) {
- r128_emit_window(dev_priv);
- sarea_priv->dirty &= ~R128_UPLOAD_WINDOW;
- }
-
- if (dirty & R128_UPLOAD_TEX0) {
- r128_emit_tex0(dev_priv);
- sarea_priv->dirty &= ~R128_UPLOAD_TEX0;
- }
-
- if (dirty & R128_UPLOAD_TEX1) {
- r128_emit_tex1(dev_priv);
- sarea_priv->dirty &= ~R128_UPLOAD_TEX1;
- }
-
- /* Turn off the texture cache flushing */
- sarea_priv->context_state.tex_cntl_c &= ~R128_TEX_CACHE_FLUSH;
-
- sarea_priv->dirty &= ~R128_REQUIRE_QUIESCENCE;
-}
-
-#if R128_PERFORMANCE_BOXES
-/* ================================================================
- * Performance monitoring functions
- */
-
-static void r128_clear_box(drm_r128_private_t * dev_priv,
- int x, int y, int w, int h, int r, int g, int b)
-{
- u32 pitch, offset;
- u32 fb_bpp, color;
- RING_LOCALS;
-
- switch (dev_priv->fb_bpp) {
- case 16:
- fb_bpp = R128_GMC_DST_16BPP;
- color = (((r & 0xf8) << 8) |
- ((g & 0xfc) << 3) | ((b & 0xf8) >> 3));
- break;
- case 24:
- fb_bpp = R128_GMC_DST_24BPP;
- color = ((r << 16) | (g << 8) | b);
- break;
- case 32:
- fb_bpp = R128_GMC_DST_32BPP;
- color = (((0xff) << 24) | (r << 16) | (g << 8) | b);
- break;
- default:
- return;
- }
-
- offset = dev_priv->back_offset;
- pitch = dev_priv->back_pitch >> 3;
-
- BEGIN_RING(6);
-
- OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
- OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- fb_bpp |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS | R128_GMC_AUX_CLIP_DIS);
-
- OUT_RING((pitch << 21) | (offset >> 5));
- OUT_RING(color);
-
- OUT_RING((x << 16) | y);
- OUT_RING((w << 16) | h);
-
- ADVANCE_RING();
-}
-
-static void r128_cce_performance_boxes(drm_r128_private_t * dev_priv)
-{
- if (atomic_read(&dev_priv->idle_count) == 0) {
- r128_clear_box(dev_priv, 64, 4, 8, 8, 0, 255, 0);
- } else {
- atomic_set(&dev_priv->idle_count, 0);
- }
-}
-
-#endif
-
-/* ================================================================
- * CCE command dispatch functions
- */
-
-static void r128_print_dirty(const char *msg, unsigned int flags)
-{
- DRM_INFO("%s: (0x%x) %s%s%s%s%s%s%s%s%s\n",
- msg,
- flags,
- (flags & R128_UPLOAD_CORE) ? "core, " : "",
- (flags & R128_UPLOAD_CONTEXT) ? "context, " : "",
- (flags & R128_UPLOAD_SETUP) ? "setup, " : "",
- (flags & R128_UPLOAD_TEX0) ? "tex0, " : "",
- (flags & R128_UPLOAD_TEX1) ? "tex1, " : "",
- (flags & R128_UPLOAD_MASKS) ? "masks, " : "",
- (flags & R128_UPLOAD_WINDOW) ? "window, " : "",
- (flags & R128_UPLOAD_CLIPRECTS) ? "cliprects, " : "",
- (flags & R128_REQUIRE_QUIESCENCE) ? "quiescence, " : "");
-}
-
-static void r128_cce_dispatch_clear(struct drm_device * dev,
- drm_r128_clear_t * clear)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int nbox = sarea_priv->nbox;
- struct drm_clip_rect *pbox = sarea_priv->boxes;
- unsigned int flags = clear->flags;
- int i;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- if (dev_priv->page_flipping && dev_priv->current_page == 1) {
- unsigned int tmp = flags;
-
- flags &= ~(R128_FRONT | R128_BACK);
- if (tmp & R128_FRONT)
- flags |= R128_BACK;
- if (tmp & R128_BACK)
- flags |= R128_FRONT;
- }
-
- for (i = 0; i < nbox; i++) {
- int x = pbox[i].x1;
- int y = pbox[i].y1;
- int w = pbox[i].x2 - x;
- int h = pbox[i].y2 - y;
-
- DRM_DEBUG("dispatch clear %d,%d-%d,%d flags 0x%x\n",
- pbox[i].x1, pbox[i].y1, pbox[i].x2,
- pbox[i].y2, flags);
-
- if (flags & (R128_FRONT | R128_BACK)) {
- BEGIN_RING(2);
-
- OUT_RING(CCE_PACKET0(R128_DP_WRITE_MASK, 0));
- OUT_RING(clear->color_mask);
-
- ADVANCE_RING();
- }
-
- if (flags & R128_FRONT) {
- BEGIN_RING(6);
-
- OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
- OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->color_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_AUX_CLIP_DIS);
-
- OUT_RING(dev_priv->front_pitch_offset_c);
- OUT_RING(clear->clear_color);
-
- OUT_RING((x << 16) | y);
- OUT_RING((w << 16) | h);
-
- ADVANCE_RING();
- }
-
- if (flags & R128_BACK) {
- BEGIN_RING(6);
-
- OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
- OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->color_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_AUX_CLIP_DIS);
-
- OUT_RING(dev_priv->back_pitch_offset_c);
- OUT_RING(clear->clear_color);
-
- OUT_RING((x << 16) | y);
- OUT_RING((w << 16) | h);
-
- ADVANCE_RING();
- }
-
- if (flags & R128_DEPTH) {
- BEGIN_RING(6);
-
- OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
- OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_AUX_CLIP_DIS | R128_GMC_WR_MSK_DIS);
-
- OUT_RING(dev_priv->depth_pitch_offset_c);
- OUT_RING(clear->clear_depth);
-
- OUT_RING((x << 16) | y);
- OUT_RING((w << 16) | h);
-
- ADVANCE_RING();
- }
- }
-}
-
-static void r128_cce_dispatch_swap(struct drm_device * dev)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int nbox = sarea_priv->nbox;
- struct drm_clip_rect *pbox = sarea_priv->boxes;
- int i;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
-#if R128_PERFORMANCE_BOXES
- /* Do some trivial performance monitoring...
- */
- r128_cce_performance_boxes(dev_priv);
-#endif
-
- for (i = 0; i < nbox; i++) {
- int x = pbox[i].x1;
- int y = pbox[i].y1;
- int w = pbox[i].x2 - x;
- int h = pbox[i].y2 - y;
-
- BEGIN_RING(7);
-
- OUT_RING(CCE_PACKET3(R128_CNTL_BITBLT_MULTI, 5));
- OUT_RING(R128_GMC_SRC_PITCH_OFFSET_CNTL |
- R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_NONE |
- (dev_priv->color_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_S |
- R128_DP_SRC_SOURCE_MEMORY |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_AUX_CLIP_DIS | R128_GMC_WR_MSK_DIS);
-
- /* Make this work even if front & back are flipped:
- */
- if (dev_priv->current_page == 0) {
- OUT_RING(dev_priv->back_pitch_offset_c);
- OUT_RING(dev_priv->front_pitch_offset_c);
- } else {
- OUT_RING(dev_priv->front_pitch_offset_c);
- OUT_RING(dev_priv->back_pitch_offset_c);
- }
-
- OUT_RING((x << 16) | y);
- OUT_RING((x << 16) | y);
- OUT_RING((w << 16) | h);
-
- ADVANCE_RING();
- }
-
- /* Increment the frame counter. The client-side 3D driver must
- * throttle the framerate by waiting for this value before
- * performing the swapbuffer ioctl.
- */
- dev_priv->sarea_priv->last_frame++;
-
- BEGIN_RING(2);
-
- OUT_RING(CCE_PACKET0(R128_LAST_FRAME_REG, 0));
- OUT_RING(dev_priv->sarea_priv->last_frame);
-
- ADVANCE_RING();
-}
-
-static void r128_cce_dispatch_flip(struct drm_device * dev)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- RING_LOCALS;
- DRM_DEBUG("page=%d pfCurrentPage=%d\n",
- dev_priv->current_page, dev_priv->sarea_priv->pfCurrentPage);
-
-#if R128_PERFORMANCE_BOXES
- /* Do some trivial performance monitoring...
- */
- r128_cce_performance_boxes(dev_priv);
-#endif
-
- BEGIN_RING(4);
-
- R128_WAIT_UNTIL_PAGE_FLIPPED();
- OUT_RING(CCE_PACKET0(R128_CRTC_OFFSET, 0));
-
- if (dev_priv->current_page == 0) {
- OUT_RING(dev_priv->back_offset);
- } else {
- OUT_RING(dev_priv->front_offset);
- }
-
- ADVANCE_RING();
-
- /* Increment the frame counter. The client-side 3D driver must
- * throttle the framerate by waiting for this value before
- * performing the swapbuffer ioctl.
- */
- dev_priv->sarea_priv->last_frame++;
- dev_priv->sarea_priv->pfCurrentPage = dev_priv->current_page =
- 1 - dev_priv->current_page;
-
- BEGIN_RING(2);
-
- OUT_RING(CCE_PACKET0(R128_LAST_FRAME_REG, 0));
- OUT_RING(dev_priv->sarea_priv->last_frame);
-
- ADVANCE_RING();
-}
-
-static void r128_cce_dispatch_vertex(struct drm_device * dev, struct drm_buf * buf)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_buf_priv_t *buf_priv = buf->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int format = sarea_priv->vc_format;
- int offset = buf->bus_address;
- int size = buf->used;
- int prim = buf_priv->prim;
- int i = 0;
- RING_LOCALS;
- DRM_DEBUG("buf=%d nbox=%d\n", buf->idx, sarea_priv->nbox);
-
- if (0)
- r128_print_dirty("dispatch_vertex", sarea_priv->dirty);
-
- if (buf->used) {
- buf_priv->dispatched = 1;
-
- if (sarea_priv->dirty & ~R128_UPLOAD_CLIPRECTS) {
- r128_emit_state(dev_priv);
- }
-
- do {
- /* Emit the next set of up to three cliprects */
- if (i < sarea_priv->nbox) {
- r128_emit_clip_rects(dev_priv,
- &sarea_priv->boxes[i],
- sarea_priv->nbox - i);
- }
-
- /* Emit the vertex buffer rendering commands */
- BEGIN_RING(5);
-
- OUT_RING(CCE_PACKET3(R128_3D_RNDR_GEN_INDX_PRIM, 3));
- OUT_RING(offset);
- OUT_RING(size);
- OUT_RING(format);
- OUT_RING(prim | R128_CCE_VC_CNTL_PRIM_WALK_LIST |
- (size << R128_CCE_VC_CNTL_NUM_SHIFT));
-
- ADVANCE_RING();
-
- i += 3;
- } while (i < sarea_priv->nbox);
- }
-
- if (buf_priv->discard) {
- buf_priv->age = dev_priv->sarea_priv->last_dispatch;
-
- /* Emit the vertex buffer age */
- BEGIN_RING(2);
-
- OUT_RING(CCE_PACKET0(R128_LAST_DISPATCH_REG, 0));
- OUT_RING(buf_priv->age);
-
- ADVANCE_RING();
-
- buf->pending = 1;
- buf->used = 0;
- /* FIXME: Check dispatched field */
- buf_priv->dispatched = 0;
- }
-
- dev_priv->sarea_priv->last_dispatch++;
-
- sarea_priv->dirty &= ~R128_UPLOAD_CLIPRECTS;
- sarea_priv->nbox = 0;
-}
-
-static void r128_cce_dispatch_indirect(struct drm_device * dev,
- struct drm_buf * buf, int start, int end)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_buf_priv_t *buf_priv = buf->dev_private;
- RING_LOCALS;
- DRM_DEBUG("indirect: buf=%d s=0x%x e=0x%x\n", buf->idx, start, end);
-
- if (start != end) {
- int offset = buf->bus_address + start;
- int dwords = (end - start + 3) / sizeof(u32);
-
- /* Indirect buffer data must be an even number of
- * dwords, so if we've been given an odd number we must
- * pad the data with a Type-2 CCE packet.
- */
- if (dwords & 1) {
- u32 *data = (u32 *)
- ((char *)dev->agp_buffer_map->handle
- + buf->offset + start);
- data[dwords++] = cpu_to_le32(R128_CCE_PACKET2);
- }
-
- buf_priv->dispatched = 1;
-
- /* Fire off the indirect buffer */
- BEGIN_RING(3);
-
- OUT_RING(CCE_PACKET0(R128_PM4_IW_INDOFF, 1));
- OUT_RING(offset);
- OUT_RING(dwords);
-
- ADVANCE_RING();
- }
-
- if (buf_priv->discard) {
- buf_priv->age = dev_priv->sarea_priv->last_dispatch;
-
- /* Emit the indirect buffer age */
- BEGIN_RING(2);
-
- OUT_RING(CCE_PACKET0(R128_LAST_DISPATCH_REG, 0));
- OUT_RING(buf_priv->age);
-
- ADVANCE_RING();
-
- buf->pending = 1;
- buf->used = 0;
- /* FIXME: Check dispatched field */
- buf_priv->dispatched = 0;
- }
-
- dev_priv->sarea_priv->last_dispatch++;
-}
-
-static void r128_cce_dispatch_indices(struct drm_device * dev,
- struct drm_buf * buf,
- int start, int end, int count)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_buf_priv_t *buf_priv = buf->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int format = sarea_priv->vc_format;
- int offset = dev->agp_buffer_map->offset - dev_priv->cce_buffers_offset;
- int prim = buf_priv->prim;
- u32 *data;
- int dwords;
- int i = 0;
- RING_LOCALS;
- DRM_DEBUG("indices: s=%d e=%d c=%d\n", start, end, count);
-
- if (0)
- r128_print_dirty("dispatch_indices", sarea_priv->dirty);
-
- if (start != end) {
- buf_priv->dispatched = 1;
-
- if (sarea_priv->dirty & ~R128_UPLOAD_CLIPRECTS) {
- r128_emit_state(dev_priv);
- }
-
- dwords = (end - start + 3) / sizeof(u32);
-
- data = (u32 *) ((char *)dev->agp_buffer_map->handle
- + buf->offset + start);
-
- data[0] = cpu_to_le32(CCE_PACKET3(R128_3D_RNDR_GEN_INDX_PRIM,
- dwords - 2));
-
- data[1] = cpu_to_le32(offset);
- data[2] = cpu_to_le32(R128_MAX_VB_VERTS);
- data[3] = cpu_to_le32(format);
- data[4] = cpu_to_le32((prim | R128_CCE_VC_CNTL_PRIM_WALK_IND |
- (count << 16)));
-
- if (count & 0x1) {
-#ifdef __LITTLE_ENDIAN
- data[dwords - 1] &= 0x0000ffff;
-#else
- data[dwords - 1] &= 0xffff0000;
-#endif
- }
-
- do {
- /* Emit the next set of up to three cliprects */
- if (i < sarea_priv->nbox) {
- r128_emit_clip_rects(dev_priv,
- &sarea_priv->boxes[i],
- sarea_priv->nbox - i);
- }
-
- r128_cce_dispatch_indirect(dev, buf, start, end);
-
- i += 3;
- } while (i < sarea_priv->nbox);
- }
-
- if (buf_priv->discard) {
- buf_priv->age = dev_priv->sarea_priv->last_dispatch;
-
- /* Emit the vertex buffer age */
- BEGIN_RING(2);
-
- OUT_RING(CCE_PACKET0(R128_LAST_DISPATCH_REG, 0));
- OUT_RING(buf_priv->age);
-
- ADVANCE_RING();
-
- buf->pending = 1;
- /* FIXME: Check dispatched field */
- buf_priv->dispatched = 0;
- }
-
- dev_priv->sarea_priv->last_dispatch++;
-
- sarea_priv->dirty &= ~R128_UPLOAD_CLIPRECTS;
- sarea_priv->nbox = 0;
-}
-
-static int r128_cce_dispatch_blit(struct drm_device * dev,
- struct drm_file *file_priv,
- drm_r128_blit_t * blit)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- struct drm_device_dma *dma = dev->dma;
- struct drm_buf *buf;
- drm_r128_buf_priv_t *buf_priv;
- u32 *data;
- int dword_shift, dwords;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- /* The compiler won't optimize away a division by a variable,
- * even if the only legal values are powers of two. Thus, we'll
- * use a shift instead.
- */
- switch (blit->format) {
- case R128_DATATYPE_ARGB8888:
- dword_shift = 0;
- break;
- case R128_DATATYPE_ARGB1555:
- case R128_DATATYPE_RGB565:
- case R128_DATATYPE_ARGB4444:
- case R128_DATATYPE_YVYU422:
- case R128_DATATYPE_VYUY422:
- dword_shift = 1;
- break;
- case R128_DATATYPE_CI8:
- case R128_DATATYPE_RGB8:
- dword_shift = 2;
- break;
- default:
- DRM_ERROR("invalid blit format %d\n", blit->format);
- return -EINVAL;
- }
-
- /* Flush the pixel cache, and mark the contents as Read Invalid.
- * This ensures no pixel data gets mixed up with the texture
- * data from the host data blit, otherwise part of the texture
- * image may be corrupted.
- */
- BEGIN_RING(2);
-
- OUT_RING(CCE_PACKET0(R128_PC_GUI_CTLSTAT, 0));
- OUT_RING(R128_PC_RI_GUI | R128_PC_FLUSH_GUI);
-
- ADVANCE_RING();
-
- /* Dispatch the indirect buffer.
- */
- buf = dma->buflist[blit->idx];
- buf_priv = buf->dev_private;
-
- if (buf->file_priv != file_priv) {
- DRM_ERROR("process %d using buffer owned by %p\n",
- DRM_CURRENTPID, buf->file_priv);
- return -EINVAL;
- }
- if (buf->pending) {
- DRM_ERROR("sending pending buffer %d\n", blit->idx);
- return -EINVAL;
- }
-
- buf_priv->discard = 1;
-
- dwords = (blit->width * blit->height) >> dword_shift;
-
- data = (u32 *) ((char *)dev->agp_buffer_map->handle + buf->offset);
-
- data[0] = cpu_to_le32(CCE_PACKET3(R128_CNTL_HOSTDATA_BLT, dwords + 6));
- data[1] = cpu_to_le32((R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_NONE |
- (blit->format << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_S |
- R128_DP_SRC_SOURCE_HOST_DATA |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_AUX_CLIP_DIS | R128_GMC_WR_MSK_DIS));
-
- data[2] = cpu_to_le32((blit->pitch << 21) | (blit->offset >> 5));
- data[3] = cpu_to_le32(0xffffffff);
- data[4] = cpu_to_le32(0xffffffff);
- data[5] = cpu_to_le32((blit->y << 16) | blit->x);
- data[6] = cpu_to_le32((blit->height << 16) | blit->width);
- data[7] = cpu_to_le32(dwords);
-
- buf->used = (dwords + 8) * sizeof(u32);
-
- r128_cce_dispatch_indirect(dev, buf, 0, buf->used);
-
- /* Flush the pixel cache after the blit completes. This ensures
- * the texture data is written out to memory before rendering
- * continues.
- */
- BEGIN_RING(2);
-
- OUT_RING(CCE_PACKET0(R128_PC_GUI_CTLSTAT, 0));
- OUT_RING(R128_PC_FLUSH_GUI);
-
- ADVANCE_RING();
-
- return 0;
-}
-
-/* ================================================================
- * Tiled depth buffer management
- *
- * FIXME: These should all set the destination write mask for when we
- * have hardware stencil support.
- */
-
-static int r128_cce_dispatch_write_span(struct drm_device * dev,
- drm_r128_depth_t * depth)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- int count, x, y;
- u32 *buffer;
- u8 *mask;
- int i, buffer_size, mask_size;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- count = depth->n;
- if (count > 4096 || count <= 0)
- return -EMSGSIZE;
-
- if (DRM_COPY_FROM_USER(&x, depth->x, sizeof(x))) {
- return -EFAULT;
- }
- if (DRM_COPY_FROM_USER(&y, depth->y, sizeof(y))) {
- return -EFAULT;
- }
-
- buffer_size = depth->n * sizeof(u32);
- buffer = drm_alloc(buffer_size, DRM_MEM_BUFS);
- if (buffer == NULL)
- return -ENOMEM;
- if (DRM_COPY_FROM_USER(buffer, depth->buffer, buffer_size)) {
- drm_free(buffer, buffer_size, DRM_MEM_BUFS);
- return -EFAULT;
- }
-
- mask_size = depth->n * sizeof(u8);
- if (depth->mask) {
- mask = drm_alloc(mask_size, DRM_MEM_BUFS);
- if (mask == NULL) {
- drm_free(buffer, buffer_size, DRM_MEM_BUFS);
- return -ENOMEM;
- }
- if (DRM_COPY_FROM_USER(mask, depth->mask, mask_size)) {
- drm_free(buffer, buffer_size, DRM_MEM_BUFS);
- drm_free(mask, mask_size, DRM_MEM_BUFS);
- return -EFAULT;
- }
-
- for (i = 0; i < count; i++, x++) {
- if (mask[i]) {
- BEGIN_RING(6);
-
- OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
- OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_WR_MSK_DIS);
-
- OUT_RING(dev_priv->depth_pitch_offset_c);
- OUT_RING(buffer[i]);
-
- OUT_RING((x << 16) | y);
- OUT_RING((1 << 16) | 1);
-
- ADVANCE_RING();
- }
- }
-
- drm_free(mask, mask_size, DRM_MEM_BUFS);
- } else {
- for (i = 0; i < count; i++, x++) {
- BEGIN_RING(6);
-
- OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
- OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_WR_MSK_DIS);
-
- OUT_RING(dev_priv->depth_pitch_offset_c);
- OUT_RING(buffer[i]);
-
- OUT_RING((x << 16) | y);
- OUT_RING((1 << 16) | 1);
-
- ADVANCE_RING();
- }
- }
-
- drm_free(buffer, buffer_size, DRM_MEM_BUFS);
-
- return 0;
-}
-
-static int r128_cce_dispatch_write_pixels(struct drm_device * dev,
- drm_r128_depth_t * depth)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- int count, *x, *y;
- u32 *buffer;
- u8 *mask;
- int i, xbuf_size, ybuf_size, buffer_size, mask_size;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- count = depth->n;
- if (count > 4096 || count <= 0)
- return -EMSGSIZE;
-
- xbuf_size = count * sizeof(*x);
- ybuf_size = count * sizeof(*y);
- x = drm_alloc(xbuf_size, DRM_MEM_BUFS);
- if (x == NULL) {
- return -ENOMEM;
- }
- y = drm_alloc(ybuf_size, DRM_MEM_BUFS);
- if (y == NULL) {
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- return -ENOMEM;
- }
- if (DRM_COPY_FROM_USER(x, depth->x, xbuf_size)) {
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- drm_free(y, ybuf_size, DRM_MEM_BUFS);
- return -EFAULT;
- }
- if (DRM_COPY_FROM_USER(y, depth->y, xbuf_size)) {
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- drm_free(y, ybuf_size, DRM_MEM_BUFS);
- return -EFAULT;
- }
-
- buffer_size = depth->n * sizeof(u32);
- buffer = drm_alloc(buffer_size, DRM_MEM_BUFS);
- if (buffer == NULL) {
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- drm_free(y, ybuf_size, DRM_MEM_BUFS);
- return -ENOMEM;
- }
- if (DRM_COPY_FROM_USER(buffer, depth->buffer, buffer_size)) {
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- drm_free(y, ybuf_size, DRM_MEM_BUFS);
- drm_free(buffer, buffer_size, DRM_MEM_BUFS);
- return -EFAULT;
- }
-
- if (depth->mask) {
- mask_size = depth->n * sizeof(u8);
- mask = drm_alloc(mask_size, DRM_MEM_BUFS);
- if (mask == NULL) {
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- drm_free(y, ybuf_size, DRM_MEM_BUFS);
- drm_free(buffer, buffer_size, DRM_MEM_BUFS);
- return -ENOMEM;
- }
- if (DRM_COPY_FROM_USER(mask, depth->mask, mask_size)) {
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- drm_free(y, ybuf_size, DRM_MEM_BUFS);
- drm_free(buffer, buffer_size, DRM_MEM_BUFS);
- drm_free(mask, mask_size, DRM_MEM_BUFS);
- return -EFAULT;
- }
-
- for (i = 0; i < count; i++) {
- if (mask[i]) {
- BEGIN_RING(6);
-
- OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
- OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_WR_MSK_DIS);
-
- OUT_RING(dev_priv->depth_pitch_offset_c);
- OUT_RING(buffer[i]);
-
- OUT_RING((x[i] << 16) | y[i]);
- OUT_RING((1 << 16) | 1);
-
- ADVANCE_RING();
- }
- }
-
- drm_free(mask, mask_size, DRM_MEM_BUFS);
- } else {
- for (i = 0; i < count; i++) {
- BEGIN_RING(6);
-
- OUT_RING(CCE_PACKET3(R128_CNTL_PAINT_MULTI, 4));
- OUT_RING(R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_SOLID_COLOR |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_P |
- R128_GMC_CLR_CMP_CNTL_DIS |
- R128_GMC_WR_MSK_DIS);
-
- OUT_RING(dev_priv->depth_pitch_offset_c);
- OUT_RING(buffer[i]);
-
- OUT_RING((x[i] << 16) | y[i]);
- OUT_RING((1 << 16) | 1);
-
- ADVANCE_RING();
- }
- }
-
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- drm_free(y, ybuf_size, DRM_MEM_BUFS);
- drm_free(buffer, buffer_size, DRM_MEM_BUFS);
-
- return 0;
-}
-
-static int r128_cce_dispatch_read_span(struct drm_device * dev,
- drm_r128_depth_t * depth)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- int count, x, y;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- count = depth->n;
- if (count > 4096 || count <= 0)
- return -EMSGSIZE;
-
- if (DRM_COPY_FROM_USER(&x, depth->x, sizeof(x))) {
- return -EFAULT;
- }
- if (DRM_COPY_FROM_USER(&y, depth->y, sizeof(y))) {
- return -EFAULT;
- }
-
- BEGIN_RING(7);
-
- OUT_RING(CCE_PACKET3(R128_CNTL_BITBLT_MULTI, 5));
- OUT_RING(R128_GMC_SRC_PITCH_OFFSET_CNTL |
- R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_NONE |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_S |
- R128_DP_SRC_SOURCE_MEMORY |
- R128_GMC_CLR_CMP_CNTL_DIS | R128_GMC_WR_MSK_DIS);
-
- OUT_RING(dev_priv->depth_pitch_offset_c);
- OUT_RING(dev_priv->span_pitch_offset_c);
-
- OUT_RING((x << 16) | y);
- OUT_RING((0 << 16) | 0);
- OUT_RING((count << 16) | 1);
-
- ADVANCE_RING();
-
- return 0;
-}
-
-static int r128_cce_dispatch_read_pixels(struct drm_device * dev,
- drm_r128_depth_t * depth)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- int count, *x, *y;
- int i, xbuf_size, ybuf_size;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- count = depth->n;
- if (count > 4096 || count <= 0)
- return -EMSGSIZE;
-
- if (count > dev_priv->depth_pitch) {
- count = dev_priv->depth_pitch;
- }
-
- xbuf_size = count * sizeof(*x);
- ybuf_size = count * sizeof(*y);
- x = drm_alloc(xbuf_size, DRM_MEM_BUFS);
- if (x == NULL) {
- return -ENOMEM;
- }
- y = drm_alloc(ybuf_size, DRM_MEM_BUFS);
- if (y == NULL) {
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- return -ENOMEM;
- }
- if (DRM_COPY_FROM_USER(x, depth->x, xbuf_size)) {
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- drm_free(y, ybuf_size, DRM_MEM_BUFS);
- return -EFAULT;
- }
- if (DRM_COPY_FROM_USER(y, depth->y, ybuf_size)) {
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- drm_free(y, ybuf_size, DRM_MEM_BUFS);
- return -EFAULT;
- }
-
- for (i = 0; i < count; i++) {
- BEGIN_RING(7);
-
- OUT_RING(CCE_PACKET3(R128_CNTL_BITBLT_MULTI, 5));
- OUT_RING(R128_GMC_SRC_PITCH_OFFSET_CNTL |
- R128_GMC_DST_PITCH_OFFSET_CNTL |
- R128_GMC_BRUSH_NONE |
- (dev_priv->depth_fmt << 8) |
- R128_GMC_SRC_DATATYPE_COLOR |
- R128_ROP3_S |
- R128_DP_SRC_SOURCE_MEMORY |
- R128_GMC_CLR_CMP_CNTL_DIS | R128_GMC_WR_MSK_DIS);
-
- OUT_RING(dev_priv->depth_pitch_offset_c);
- OUT_RING(dev_priv->span_pitch_offset_c);
-
- OUT_RING((x[i] << 16) | y[i]);
- OUT_RING((i << 16) | 0);
- OUT_RING((1 << 16) | 1);
-
- ADVANCE_RING();
- }
-
- drm_free(x, xbuf_size, DRM_MEM_BUFS);
- drm_free(y, ybuf_size, DRM_MEM_BUFS);
-
- return 0;
-}
-
-/* ================================================================
- * Polygon stipple
- */
-
-static void r128_cce_dispatch_stipple(struct drm_device * dev, u32 * stipple)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- int i;
- RING_LOCALS;
- DRM_DEBUG("\n");
-
- BEGIN_RING(33);
-
- OUT_RING(CCE_PACKET0(R128_BRUSH_DATA0, 31));
- for (i = 0; i < 32; i++) {
- OUT_RING(stipple[i]);
- }
-
- ADVANCE_RING();
-}
-
-/* ================================================================
- * IOCTL functions
- */
-
-static int r128_cce_clear(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_r128_clear_t *clear = data;
- DRM_DEBUG("\n");
-
- LOCK_TEST_WITH_RETURN(dev, file_priv);
-
- RING_SPACE_TEST_WITH_RETURN(dev_priv);
-
- if (sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS)
- sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS;
-
- r128_cce_dispatch_clear(dev, clear);
- COMMIT_RING();
-
- /* Make sure we restore the 3D state next time.
- */
- dev_priv->sarea_priv->dirty |= R128_UPLOAD_CONTEXT | R128_UPLOAD_MASKS;
-
- return 0;
-}
-
-static int r128_do_init_pageflip(struct drm_device * dev)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- DRM_DEBUG("\n");
-
- dev_priv->crtc_offset = R128_READ(R128_CRTC_OFFSET);
- dev_priv->crtc_offset_cntl = R128_READ(R128_CRTC_OFFSET_CNTL);
-
- R128_WRITE(R128_CRTC_OFFSET, dev_priv->front_offset);
- R128_WRITE(R128_CRTC_OFFSET_CNTL,
- dev_priv->crtc_offset_cntl | R128_CRTC_OFFSET_FLIP_CNTL);
-
- dev_priv->page_flipping = 1;
- dev_priv->current_page = 0;
- dev_priv->sarea_priv->pfCurrentPage = dev_priv->current_page;
-
- return 0;
-}
-
-static int r128_do_cleanup_pageflip(struct drm_device * dev)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- DRM_DEBUG("\n");
-
- R128_WRITE(R128_CRTC_OFFSET, dev_priv->crtc_offset);
- R128_WRITE(R128_CRTC_OFFSET_CNTL, dev_priv->crtc_offset_cntl);
-
- if (dev_priv->current_page != 0) {
- r128_cce_dispatch_flip(dev);
- COMMIT_RING();
- }
-
- dev_priv->page_flipping = 0;
- return 0;
-}
-
-/* Swapping and flipping are different operations, need different ioctls.
- * They can & should be intermixed to support multiple 3d windows.
- */
-
-static int r128_cce_flip(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- DRM_DEBUG("\n");
-
- LOCK_TEST_WITH_RETURN(dev, file_priv);
-
- RING_SPACE_TEST_WITH_RETURN(dev_priv);
-
- if (!dev_priv->page_flipping)
- r128_do_init_pageflip(dev);
-
- r128_cce_dispatch_flip(dev);
-
- COMMIT_RING();
- return 0;
-}
-
-static int r128_cce_swap(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
- DRM_DEBUG("\n");
-
- LOCK_TEST_WITH_RETURN(dev, file_priv);
-
- RING_SPACE_TEST_WITH_RETURN(dev_priv);
-
- if (sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS)
- sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS;
-
- r128_cce_dispatch_swap(dev);
- dev_priv->sarea_priv->dirty |= (R128_UPLOAD_CONTEXT |
- R128_UPLOAD_MASKS);
-
- COMMIT_RING();
- return 0;
-}
-
-static int r128_cce_vertex(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- struct drm_device_dma *dma = dev->dma;
- struct drm_buf *buf;
- drm_r128_buf_priv_t *buf_priv;
- drm_r128_vertex_t *vertex = data;
-
- LOCK_TEST_WITH_RETURN(dev, file_priv);
-
- if (!dev_priv) {
- DRM_ERROR("called with no initialization\n");
- return -EINVAL;
- }
-
- DRM_DEBUG("pid=%d index=%d count=%d discard=%d\n",
- DRM_CURRENTPID, vertex->idx, vertex->count, vertex->discard);
-
- if (vertex->idx < 0 || vertex->idx >= dma->buf_count) {
- DRM_ERROR("buffer index %d (of %d max)\n",
- vertex->idx, dma->buf_count - 1);
- return -EINVAL;
- }
- if (vertex->prim < 0 ||
- vertex->prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2) {
- DRM_ERROR("buffer prim %d\n", vertex->prim);
- return -EINVAL;
- }
-
- RING_SPACE_TEST_WITH_RETURN(dev_priv);
- VB_AGE_TEST_WITH_RETURN(dev_priv);
-
- buf = dma->buflist[vertex->idx];
- buf_priv = buf->dev_private;
-
- if (buf->file_priv != file_priv) {
- DRM_ERROR("process %d using buffer owned by %p\n",
- DRM_CURRENTPID, buf->file_priv);
- return -EINVAL;
- }
- if (buf->pending) {
- DRM_ERROR("sending pending buffer %d\n", vertex->idx);
- return -EINVAL;
- }
-
- buf->used = vertex->count;
- buf_priv->prim = vertex->prim;
- buf_priv->discard = vertex->discard;
-
- r128_cce_dispatch_vertex(dev, buf);
-
- COMMIT_RING();
- return 0;
-}
-
-static int r128_cce_indices(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- struct drm_device_dma *dma = dev->dma;
- struct drm_buf *buf;
- drm_r128_buf_priv_t *buf_priv;
- drm_r128_indices_t *elts = data;
- int count;
-
- LOCK_TEST_WITH_RETURN(dev, file_priv);
-
- if (!dev_priv) {
- DRM_ERROR("called with no initialization\n");
- return -EINVAL;
- }
-
- DRM_DEBUG("pid=%d buf=%d s=%d e=%d d=%d\n", DRM_CURRENTPID,
- elts->idx, elts->start, elts->end, elts->discard);
-
- if (elts->idx < 0 || elts->idx >= dma->buf_count) {
- DRM_ERROR("buffer index %d (of %d max)\n",
- elts->idx, dma->buf_count - 1);
- return -EINVAL;
- }
- if (elts->prim < 0 ||
- elts->prim > R128_CCE_VC_CNTL_PRIM_TYPE_TRI_TYPE2) {
- DRM_ERROR("buffer prim %d\n", elts->prim);
- return -EINVAL;
- }
-
- RING_SPACE_TEST_WITH_RETURN(dev_priv);
- VB_AGE_TEST_WITH_RETURN(dev_priv);
-
- buf = dma->buflist[elts->idx];
- buf_priv = buf->dev_private;
-
- if (buf->file_priv != file_priv) {
- DRM_ERROR("process %d using buffer owned by %p\n",
- DRM_CURRENTPID, buf->file_priv);
- return -EINVAL;
- }
- if (buf->pending) {
- DRM_ERROR("sending pending buffer %d\n", elts->idx);
- return -EINVAL;
- }
-
- count = (elts->end - elts->start) / sizeof(u16);
- elts->start -= R128_INDEX_PRIM_OFFSET;
-
- if (elts->start & 0x7) {
- DRM_ERROR("misaligned buffer 0x%x\n", elts->start);
- return -EINVAL;
- }
- if (elts->start < buf->used) {
- DRM_ERROR("no header 0x%x - 0x%x\n", elts->start, buf->used);
- return -EINVAL;
- }
-
- buf->used = elts->end;
- buf_priv->prim = elts->prim;
- buf_priv->discard = elts->discard;
-
- r128_cce_dispatch_indices(dev, buf, elts->start, elts->end, count);
-
- COMMIT_RING();
- return 0;
-}
-
-static int r128_cce_blit(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- struct drm_device_dma *dma = dev->dma;
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_blit_t *blit = data;
- int ret;
-
- LOCK_TEST_WITH_RETURN(dev, file_priv);
-
- DRM_DEBUG("pid=%d index=%d\n", DRM_CURRENTPID, blit->idx);
-
- if (blit->idx < 0 || blit->idx >= dma->buf_count) {
- DRM_ERROR("buffer index %d (of %d max)\n",
- blit->idx, dma->buf_count - 1);
- return -EINVAL;
- }
-
- RING_SPACE_TEST_WITH_RETURN(dev_priv);
- VB_AGE_TEST_WITH_RETURN(dev_priv);
-
- ret = r128_cce_dispatch_blit(dev, file_priv, blit);
-
- COMMIT_RING();
- return ret;
-}
-
-static int r128_cce_depth(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_depth_t *depth = data;
- int ret;
-
- LOCK_TEST_WITH_RETURN(dev, file_priv);
-
- RING_SPACE_TEST_WITH_RETURN(dev_priv);
-
- ret = -EINVAL;
- switch (depth->func) {
- case R128_WRITE_SPAN:
- ret = r128_cce_dispatch_write_span(dev, depth);
- break;
- case R128_WRITE_PIXELS:
- ret = r128_cce_dispatch_write_pixels(dev, depth);
- break;
- case R128_READ_SPAN:
- ret = r128_cce_dispatch_read_span(dev, depth);
- break;
- case R128_READ_PIXELS:
- ret = r128_cce_dispatch_read_pixels(dev, depth);
- break;
- }
-
- COMMIT_RING();
- return ret;
-}
-
-static int r128_cce_stipple(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_stipple_t *stipple = data;
- u32 mask[32];
-
- LOCK_TEST_WITH_RETURN(dev, file_priv);
-
- if (DRM_COPY_FROM_USER(&mask, stipple->mask, 32 * sizeof(u32)))
- return -EFAULT;
-
- RING_SPACE_TEST_WITH_RETURN(dev_priv);
-
- r128_cce_dispatch_stipple(dev, mask);
-
- COMMIT_RING();
- return 0;
-}
-
-static int r128_cce_indirect(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- struct drm_device_dma *dma = dev->dma;
- struct drm_buf *buf;
- drm_r128_buf_priv_t *buf_priv;
- drm_r128_indirect_t *indirect = data;
-#if 0
- RING_LOCALS;
-#endif
-
- LOCK_TEST_WITH_RETURN(dev, file_priv);
-
- if (!dev_priv) {
- DRM_ERROR("called with no initialization\n");
- return -EINVAL;
- }
-
- DRM_DEBUG("idx=%d s=%d e=%d d=%d\n",
- indirect->idx, indirect->start, indirect->end,
- indirect->discard);
-
- if (indirect->idx < 0 || indirect->idx >= dma->buf_count) {
- DRM_ERROR("buffer index %d (of %d max)\n",
- indirect->idx, dma->buf_count - 1);
- return -EINVAL;
- }
-
- buf = dma->buflist[indirect->idx];
- buf_priv = buf->dev_private;
-
- if (buf->file_priv != file_priv) {
- DRM_ERROR("process %d using buffer owned by %p\n",
- DRM_CURRENTPID, buf->file_priv);
- return -EINVAL;
- }
- if (buf->pending) {
- DRM_ERROR("sending pending buffer %d\n", indirect->idx);
- return -EINVAL;
- }
-
- if (indirect->start < buf->used) {
- DRM_ERROR("reusing indirect: start=0x%x actual=0x%x\n",
- indirect->start, buf->used);
- return -EINVAL;
- }
-
- RING_SPACE_TEST_WITH_RETURN(dev_priv);
- VB_AGE_TEST_WITH_RETURN(dev_priv);
-
- buf->used = indirect->end;
- buf_priv->discard = indirect->discard;
-
-#if 0
- /* Wait for the 3D stream to idle before the indirect buffer
- * containing 2D acceleration commands is processed.
- */
- BEGIN_RING(2);
- RADEON_WAIT_UNTIL_3D_IDLE();
- ADVANCE_RING();
-#endif
-
- /* Dispatch the indirect buffer full of commands from the
- * X server. This is insecure and is thus only available to
- * privileged clients.
- */
- r128_cce_dispatch_indirect(dev, buf, indirect->start, indirect->end);
-
- COMMIT_RING();
- return 0;
-}
-
-static int r128_getparam(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
- drm_r128_private_t *dev_priv = dev->dev_private;
- drm_r128_getparam_t *param = data;
- int value;
-
- if (!dev_priv) {
- DRM_ERROR("called with no initialization\n");
- return -EINVAL;
- }
-
- DRM_DEBUG("pid=%d\n", DRM_CURRENTPID);
-
- switch (param->param) {
- case R128_PARAM_IRQ_NR:
- value = dev->irq;
- break;
- default:
- return -EINVAL;
- }
-
- if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) {
- DRM_ERROR("copy_to_user\n");
- return -EFAULT;
- }
-
- return 0;
-}
-
-void r128_driver_preclose(struct drm_device * dev, struct drm_file *file_priv)
-{
- if (dev->dev_private) {
- drm_r128_private_t *dev_priv = dev->dev_private;
- if (dev_priv->page_flipping) {
- r128_do_cleanup_pageflip(dev);
- }
- }
-}
-
-void r128_driver_lastclose(struct drm_device * dev)
-{
- r128_do_cleanup_cce(dev);
-}
-
-struct drm_ioctl_desc r128_ioctls[] = {
- DRM_IOCTL_DEF(DRM_R128_INIT, r128_cce_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
- DRM_IOCTL_DEF(DRM_R128_CCE_START, r128_cce_start, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
- DRM_IOCTL_DEF(DRM_R128_CCE_STOP, r128_cce_stop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
- DRM_IOCTL_DEF(DRM_R128_CCE_RESET, r128_cce_reset, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
- DRM_IOCTL_DEF(DRM_R128_CCE_IDLE, r128_cce_idle, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_R128_RESET, r128_engine_reset, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_R128_FULLSCREEN, r128_fullscreen, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_R128_SWAP, r128_cce_swap, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_R128_FLIP, r128_cce_flip, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_R128_CLEAR, r128_cce_clear, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_R128_VERTEX, r128_cce_vertex, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_R128_INDICES, r128_cce_indices, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_R128_BLIT, r128_cce_blit, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_R128_DEPTH, r128_cce_depth, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_R128_STIPPLE, r128_cce_stipple, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_R128_INDIRECT, r128_cce_indirect, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
- DRM_IOCTL_DEF(DRM_R128_GETPARAM, r128_getparam, DRM_AUTH),
-};
-
-int r128_max_ioctl = DRM_ARRAY_SIZE(r128_ioctls);