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authorLinus Torvalds <torvalds@linux-foundation.org>2009-11-04 07:05:43 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-11-04 07:05:43 -0800
commit91d3f9bacdb4950d2f79fe2ba296aa249f60d06c (patch)
tree3409f69ef76a28734a492af8803ea9653ee0b4a8
parent51bb296b09a83ee1aae025778db38f9d2cc7bb1a (diff)
parent4204878179c99d419d392d78d817729992b4c442 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel: drm/i915: Ironlake suspend/resume support drm/i915: kill warning in intel_find_pll_g4x_dp drm/i915: update watermarks before enabling PLLs drm/i915: add FIFO watermark support for G4x drm/i915: quiet DP i2c init drm/i915: fix panel fitting filter coefficient select for Ironlake drm/i915: fix to setup display reference clock control on Ironlake drm/i915: Install a fence register for fbc on g4x drm/i915: save/restore BLC histogram control reg across suspend/resume drm/i915: Fix FDI M/N setting according with correct color depth drm/i915: disable powersave feature for Ironlake currently drm/i915: Fix render reclock availability detection. drm/i915: Save and restore the GM45 FBC regs on suspend and resume. drm/i915: Set the LVDS_BORDER when using LVDS scaling mode drm/i915: disable FBC for Pineview, fixing a boot hang.
-rw-r--r--drivers/gpu/drm/i915/i915_dma.c3
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h39
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h30
-rw-r--r--drivers/gpu/drm/i915/i915_suspend.c305
-rw-r--r--drivers/gpu/drm/i915/intel_bios.c14
-rw-r--r--drivers/gpu/drm/i915/intel_display.c178
-rw-r--r--drivers/gpu/drm/i915/intel_dp.c2
-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c10
8 files changed, 486 insertions, 95 deletions
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 92aeb918e0c..e5b138be45f 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1227,8 +1227,7 @@ static int i915_load_modeset_init(struct drm_device *dev,
goto out;
/* Try to set up FBC with a reasonable compressed buffer size */
- if (IS_MOBILE(dev) && (IS_I9XX(dev) || IS_I965G(dev) || IS_GM45(dev)) &&
- i915_powersave) {
+ if (I915_HAS_FBC(dev) && i915_powersave) {
int cfb_size;
/* Try to get an 8M buffer... */
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index c5df2234418..57204e29897 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -296,6 +296,12 @@ typedef struct drm_i915_private {
u32 saveVBLANK_A;
u32 saveVSYNC_A;
u32 saveBCLRPAT_A;
+ u32 saveTRANS_HTOTAL_A;
+ u32 saveTRANS_HBLANK_A;
+ u32 saveTRANS_HSYNC_A;
+ u32 saveTRANS_VTOTAL_A;
+ u32 saveTRANS_VBLANK_A;
+ u32 saveTRANS_VSYNC_A;
u32 savePIPEASTAT;
u32 saveDSPASTRIDE;
u32 saveDSPASIZE;
@@ -304,8 +310,11 @@ typedef struct drm_i915_private {
u32 saveDSPASURF;
u32 saveDSPATILEOFF;
u32 savePFIT_PGM_RATIOS;
+ u32 saveBLC_HIST_CTL;
u32 saveBLC_PWM_CTL;
u32 saveBLC_PWM_CTL2;
+ u32 saveBLC_CPU_PWM_CTL;
+ u32 saveBLC_CPU_PWM_CTL2;
u32 saveFPB0;
u32 saveFPB1;
u32 saveDPLL_B;
@@ -317,6 +326,12 @@ typedef struct drm_i915_private {
u32 saveVBLANK_B;
u32 saveVSYNC_B;
u32 saveBCLRPAT_B;
+ u32 saveTRANS_HTOTAL_B;
+ u32 saveTRANS_HBLANK_B;
+ u32 saveTRANS_HSYNC_B;
+ u32 saveTRANS_VTOTAL_B;
+ u32 saveTRANS_VBLANK_B;
+ u32 saveTRANS_VSYNC_B;
u32 savePIPEBSTAT;
u32 saveDSPBSTRIDE;
u32 saveDSPBSIZE;
@@ -342,6 +357,7 @@ typedef struct drm_i915_private {
u32 savePFIT_CONTROL;
u32 save_palette_a[256];
u32 save_palette_b[256];
+ u32 saveDPFC_CB_BASE;
u32 saveFBC_CFB_BASE;
u32 saveFBC_LL_BASE;
u32 saveFBC_CONTROL;
@@ -349,6 +365,12 @@ typedef struct drm_i915_private {
u32 saveIER;
u32 saveIIR;
u32 saveIMR;
+ u32 saveDEIER;
+ u32 saveDEIMR;
+ u32 saveGTIER;
+ u32 saveGTIMR;
+ u32 saveFDI_RXA_IMR;
+ u32 saveFDI_RXB_IMR;
u32 saveCACHE_MODE_0;
u32 saveD_STATE;
u32 saveDSPCLK_GATE_D;
@@ -382,6 +404,16 @@ typedef struct drm_i915_private {
u32 savePIPEB_DP_LINK_M;
u32 savePIPEA_DP_LINK_N;
u32 savePIPEB_DP_LINK_N;
+ u32 saveFDI_RXA_CTL;
+ u32 saveFDI_TXA_CTL;
+ u32 saveFDI_RXB_CTL;
+ u32 saveFDI_TXB_CTL;
+ u32 savePFA_CTL_1;
+ u32 savePFB_CTL_1;
+ u32 savePFA_WIN_SZ;
+ u32 savePFB_WIN_SZ;
+ u32 savePFA_WIN_POS;
+ u32 savePFB_WIN_POS;
struct {
struct drm_mm gtt_space;
@@ -492,6 +524,8 @@ typedef struct drm_i915_private {
struct drm_i915_gem_phys_object *phys_objs[I915_MAX_PHYS_OBJECT];
} mm;
struct sdvo_device_mapping sdvo_mappings[2];
+ /* indicate whether the LVDS_BORDER should be enabled or not */
+ unsigned int lvds_border_bits;
/* Reclocking support */
bool render_reclock_avail;
@@ -981,7 +1015,10 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
#define HAS_FW_BLC(dev) (IS_I9XX(dev) || IS_G4X(dev) || IS_IGDNG(dev))
#define HAS_PIPE_CXSR(dev) (IS_G4X(dev) || IS_IGDNG(dev))
-#define I915_HAS_FBC(dev) (IS_MOBILE(dev) && (IS_I9XX(dev) || IS_I965G(dev)))
+#define I915_HAS_FBC(dev) (IS_MOBILE(dev) && \
+ (IS_I9XX(dev) || IS_GM45(dev)) && \
+ !IS_IGD(dev) && \
+ !IS_IGDNG(dev))
#define PRIMARY_RINGBUFFER_SIZE (128*1024)
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 0466ddbeba3..1687edf6879 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -968,6 +968,8 @@
#define LVDS_PORT_EN (1 << 31)
/* Selects pipe B for LVDS data. Must be set on pre-965. */
#define LVDS_PIPEB_SELECT (1 << 30)
+/* Enable border for unscaled (or aspect-scaled) display */
+#define LVDS_BORDER_ENABLE (1 << 15)
/*
* Enables the A0-A2 data pairs and CLKA, containing 18 bits of color data per
* pixel.
@@ -1078,6 +1080,8 @@
#define BACKLIGHT_DUTY_CYCLE_SHIFT (0)
#define BACKLIGHT_DUTY_CYCLE_MASK (0xffff)
+#define BLC_HIST_CTL 0x61260
+
/* TV port control */
#define TV_CTL 0x68000
/** Enables the TV encoder */
@@ -1780,6 +1784,11 @@
#define PIPE_START_VBLANK_INTERRUPT_STATUS (1UL<<2) /* 965 or later */
#define PIPE_VBLANK_INTERRUPT_STATUS (1UL<<1)
#define PIPE_OVERLAY_UPDATED_STATUS (1UL<<0)
+#define PIPE_BPC_MASK (7 << 5) /* Ironlake */
+#define PIPE_8BPC (0 << 5)
+#define PIPE_10BPC (1 << 5)
+#define PIPE_6BPC (2 << 5)
+#define PIPE_12BPC (3 << 5)
#define DSPARB 0x70030
#define DSPARB_CSTART_MASK (0x7f << 7)
@@ -1790,17 +1799,29 @@
#define DSPARB_AEND_SHIFT 0
#define DSPFW1 0x70034
+#define DSPFW_SR_SHIFT 23
+#define DSPFW_CURSORB_SHIFT 16
+#define DSPFW_PLANEB_SHIFT 8
#define DSPFW2 0x70038
+#define DSPFW_CURSORA_MASK 0x00003f00
+#define DSPFW_CURSORA_SHIFT 16
#define DSPFW3 0x7003c
+#define DSPFW_HPLL_SR_EN (1<<31)
+#define DSPFW_CURSOR_SR_SHIFT 24
#define IGD_SELF_REFRESH_EN (1<<30)
/* FIFO watermark sizes etc */
+#define G4X_FIFO_LINE_SIZE 64
#define I915_FIFO_LINE_SIZE 64
#define I830_FIFO_LINE_SIZE 32
+
+#define G4X_FIFO_SIZE 127
#define I945_FIFO_SIZE 127 /* 945 & 965 */
#define I915_FIFO_SIZE 95
#define I855GM_FIFO_SIZE 127 /* In cachelines */
#define I830_FIFO_SIZE 95
+
+#define G4X_MAX_WM 0x3f
#define I915_MAX_WM 0x3f
#define IGD_DISPLAY_FIFO 512 /* in 64byte unit */
@@ -2030,6 +2051,11 @@
#define PFA_CTL_1 0x68080
#define PFB_CTL_1 0x68880
#define PF_ENABLE (1<<31)
+#define PF_FILTER_MASK (3<<23)
+#define PF_FILTER_PROGRAMMED (0<<23)
+#define PF_FILTER_MED_3x3 (1<<23)
+#define PF_FILTER_EDGE_ENHANCE (2<<23)
+#define PF_FILTER_EDGE_SOFTEN (3<<23)
#define PFA_WIN_SZ 0x68074
#define PFB_WIN_SZ 0x68874
#define PFA_WIN_POS 0x68070
@@ -2149,11 +2175,11 @@
#define DREF_CPU_SOURCE_OUTPUT_MASK (3<<13)
#define DREF_SSC_SOURCE_DISABLE (0<<11)
#define DREF_SSC_SOURCE_ENABLE (2<<11)
-#define DREF_SSC_SOURCE_MASK (2<<11)
+#define DREF_SSC_SOURCE_MASK (3<<11)
#define DREF_NONSPREAD_SOURCE_DISABLE (0<<9)
#define DREF_NONSPREAD_CK505_ENABLE (1<<9)
#define DREF_NONSPREAD_SOURCE_ENABLE (2<<9)
-#define DREF_NONSPREAD_SOURCE_MASK (2<<9)
+#define DREF_NONSPREAD_SOURCE_MASK (3<<9)
#define DREF_SUPERSPREAD_SOURCE_DISABLE (0<<7)
#define DREF_SUPERSPREAD_SOURCE_ENABLE (2<<7)
#define DREF_SSC4_DOWNSPREAD (0<<6)
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index bd6d8d91ca9..992d5617e79 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -32,11 +32,15 @@
static bool i915_pipe_enabled(struct drm_device *dev, enum pipe pipe)
{
struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 dpll_reg;
- if (pipe == PIPE_A)
- return (I915_READ(DPLL_A) & DPLL_VCO_ENABLE);
- else
- return (I915_READ(DPLL_B) & DPLL_VCO_ENABLE);
+ if (IS_IGDNG(dev)) {
+ dpll_reg = (pipe == PIPE_A) ? PCH_DPLL_A: PCH_DPLL_B;
+ } else {
+ dpll_reg = (pipe == PIPE_A) ? DPLL_A: DPLL_B;
+ }
+
+ return (I915_READ(dpll_reg) & DPLL_VCO_ENABLE);
}
static void i915_save_palette(struct drm_device *dev, enum pipe pipe)
@@ -49,6 +53,9 @@ static void i915_save_palette(struct drm_device *dev, enum pipe pipe)
if (!i915_pipe_enabled(dev, pipe))
return;
+ if (IS_IGDNG(dev))
+ reg = (pipe == PIPE_A) ? LGC_PALETTE_A : LGC_PALETTE_B;
+
if (pipe == PIPE_A)
array = dev_priv->save_palette_a;
else
@@ -68,6 +75,9 @@ static void i915_restore_palette(struct drm_device *dev, enum pipe pipe)
if (!i915_pipe_enabled(dev, pipe))
return;
+ if (IS_IGDNG(dev))
+ reg = (pipe == PIPE_A) ? LGC_PALETTE_A : LGC_PALETTE_B;
+
if (pipe == PIPE_A)
array = dev_priv->save_palette_a;
else
@@ -232,10 +242,16 @@ static void i915_save_modeset_reg(struct drm_device *dev)
/* Pipe & plane A info */
dev_priv->savePIPEACONF = I915_READ(PIPEACONF);
dev_priv->savePIPEASRC = I915_READ(PIPEASRC);
- dev_priv->saveFPA0 = I915_READ(FPA0);
- dev_priv->saveFPA1 = I915_READ(FPA1);
- dev_priv->saveDPLL_A = I915_READ(DPLL_A);
- if (IS_I965G(dev))
+ if (IS_IGDNG(dev)) {
+ dev_priv->saveFPA0 = I915_READ(PCH_FPA0);
+ dev_priv->saveFPA1 = I915_READ(PCH_FPA1);
+ dev_priv->saveDPLL_A = I915_READ(PCH_DPLL_A);
+ } else {
+ dev_priv->saveFPA0 = I915_READ(FPA0);
+ dev_priv->saveFPA1 = I915_READ(FPA1);
+ dev_priv->saveDPLL_A = I915_READ(DPLL_A);
+ }
+ if (IS_I965G(dev) && !IS_IGDNG(dev))
dev_priv->saveDPLL_A_MD = I915_READ(DPLL_A_MD);
dev_priv->saveHTOTAL_A = I915_READ(HTOTAL_A);
dev_priv->saveHBLANK_A = I915_READ(HBLANK_A);
@@ -243,7 +259,24 @@ static void i915_save_modeset_reg(struct drm_device *dev)
dev_priv->saveVTOTAL_A = I915_READ(VTOTAL_A);
dev_priv->saveVBLANK_A = I915_READ(VBLANK_A);
dev_priv->saveVSYNC_A = I915_READ(VSYNC_A);
- dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A);
+ if (!IS_IGDNG(dev))
+ dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A);
+
+ if (IS_IGDNG(dev)) {
+ dev_priv->saveFDI_TXA_CTL = I915_READ(FDI_TXA_CTL);
+ dev_priv->saveFDI_RXA_CTL = I915_READ(FDI_RXA_CTL);
+
+ dev_priv->savePFA_CTL_1 = I915_READ(PFA_CTL_1);
+ dev_priv->savePFA_WIN_SZ = I915_READ(PFA_WIN_SZ);
+ dev_priv->savePFA_WIN_POS = I915_READ(PFA_WIN_POS);
+
+ dev_priv->saveTRANS_HTOTAL_A = I915_READ(TRANS_HTOTAL_A);
+ dev_priv->saveTRANS_HBLANK_A = I915_READ(TRANS_HBLANK_A);
+ dev_priv->saveTRANS_HSYNC_A = I915_READ(TRANS_HSYNC_A);
+ dev_priv->saveTRANS_VTOTAL_A = I915_READ(TRANS_VTOTAL_A);
+ dev_priv->saveTRANS_VBLANK_A = I915_READ(TRANS_VBLANK_A);
+ dev_priv->saveTRANS_VSYNC_A = I915_READ(TRANS_VSYNC_A);
+ }
dev_priv->saveDSPACNTR = I915_READ(DSPACNTR);
dev_priv->saveDSPASTRIDE = I915_READ(DSPASTRIDE);
@@ -260,10 +293,16 @@ static void i915_save_modeset_reg(struct drm_device *dev)
/* Pipe & plane B info */
dev_priv->savePIPEBCONF = I915_READ(PIPEBCONF);
dev_priv->savePIPEBSRC = I915_READ(PIPEBSRC);
- dev_priv->saveFPB0 = I915_READ(FPB0);
- dev_priv->saveFPB1 = I915_READ(FPB1);
- dev_priv->saveDPLL_B = I915_READ(DPLL_B);
- if (IS_I965G(dev))
+ if (IS_IGDNG(dev)) {
+ dev_priv->saveFPB0 = I915_READ(PCH_FPB0);
+ dev_priv->saveFPB1 = I915_READ(PCH_FPB1);
+ dev_priv->saveDPLL_B = I915_READ(PCH_DPLL_B);
+ } else {
+ dev_priv->saveFPB0 = I915_READ(FPB0);
+ dev_priv->saveFPB1 = I915_READ(FPB1);
+ dev_priv->saveDPLL_B = I915_READ(DPLL_B);
+ }
+ if (IS_I965G(dev) && !IS_IGDNG(dev))
dev_priv->saveDPLL_B_MD = I915_READ(DPLL_B_MD);
dev_priv->saveHTOTAL_B = I915_READ(HTOTAL_B);
dev_priv->saveHBLANK_B = I915_READ(HBLANK_B);
@@ -271,7 +310,24 @@ static void i915_save_modeset_reg(struct drm_device *dev)
dev_priv->saveVTOTAL_B = I915_READ(VTOTAL_B);
dev_priv->saveVBLANK_B = I915_READ(VBLANK_B);
dev_priv->saveVSYNC_B = I915_READ(VSYNC_B);
- dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A);
+ if (!IS_IGDNG(dev))
+ dev_priv->saveBCLRPAT_B = I915_READ(BCLRPAT_B);
+
+ if (IS_IGDNG(dev)) {
+ dev_priv->saveFDI_TXB_CTL = I915_READ(FDI_TXB_CTL);
+ dev_priv->saveFDI_RXB_CTL = I915_READ(FDI_RXB_CTL);
+
+ dev_priv->savePFB_CTL_1 = I915_READ(PFB_CTL_1);
+ dev_priv->savePFB_WIN_SZ = I915_READ(PFB_WIN_SZ);
+ dev_priv->savePFB_WIN_POS = I915_READ(PFB_WIN_POS);
+
+ dev_priv->saveTRANS_HTOTAL_B = I915_READ(TRANS_HTOTAL_B);
+ dev_priv->saveTRANS_HBLANK_B = I915_READ(TRANS_HBLANK_B);
+ dev_priv->saveTRANS_HSYNC_B = I915_READ(TRANS_HSYNC_B);
+ dev_priv->saveTRANS_VTOTAL_B = I915_READ(TRANS_VTOTAL_B);
+ dev_priv->saveTRANS_VBLANK_B = I915_READ(TRANS_VBLANK_B);
+ dev_priv->saveTRANS_VSYNC_B = I915_READ(TRANS_VSYNC_B);
+ }
dev_priv->saveDSPBCNTR = I915_READ(DSPBCNTR);
dev_priv->saveDSPBSTRIDE = I915_READ(DSPBSTRIDE);
@@ -290,23 +346,41 @@ static void i915_save_modeset_reg(struct drm_device *dev)
static void i915_restore_modeset_reg(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
+ int dpll_a_reg, fpa0_reg, fpa1_reg;
+ int dpll_b_reg, fpb0_reg, fpb1_reg;
if (drm_core_check_feature(dev, DRIVER_MODESET))
return;
+ if (IS_IGDNG(dev)) {
+ dpll_a_reg = PCH_DPLL_A;
+ dpll_b_reg = PCH_DPLL_B;
+ fpa0_reg = PCH_FPA0;
+ fpb0_reg = PCH_FPB0;
+ fpa1_reg = PCH_FPA1;
+ fpb1_reg = PCH_FPB1;
+ } else {
+ dpll_a_reg = DPLL_A;
+ dpll_b_reg = DPLL_B;
+ fpa0_reg = FPA0;
+ fpb0_reg = FPB0;
+ fpa1_reg = FPA1;
+ fpb1_reg = FPB1;
+ }
+
/* Pipe & plane A info */
/* Prime the clock */
if (dev_priv->saveDPLL_A & DPLL_VCO_ENABLE) {
- I915_WRITE(DPLL_A, dev_priv->saveDPLL_A &
+ I915_WRITE(dpll_a_reg, dev_priv->saveDPLL_A &
~DPLL_VCO_ENABLE);
DRM_UDELAY(150);
}
- I915_WRITE(FPA0, dev_priv->saveFPA0);
- I915_WRITE(FPA1, dev_priv->saveFPA1);
+ I915_WRITE(fpa0_reg, dev_priv->saveFPA0);
+ I915_WRITE(fpa1_reg, dev_priv->saveFPA1);
/* Actually enable it */
- I915_WRITE(DPLL_A, dev_priv->saveDPLL_A);
+ I915_WRITE(dpll_a_reg, dev_priv->saveDPLL_A);
DRM_UDELAY(150);
- if (IS_I965G(dev))
+ if (IS_I965G(dev) && !IS_IGDNG(dev))
I915_WRITE(DPLL_A_MD, dev_priv->saveDPLL_A_MD);
DRM_UDELAY(150);
@@ -317,7 +391,24 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
I915_WRITE(VTOTAL_A, dev_priv->saveVTOTAL_A);
I915_WRITE(VBLANK_A, dev_priv->saveVBLANK_A);
I915_WRITE(VSYNC_A, dev_priv->saveVSYNC_A);
- I915_WRITE(BCLRPAT_A, dev_priv->saveBCLRPAT_A);
+ if (!IS_IGDNG(dev))
+ I915_WRITE(BCLRPAT_A, dev_priv->saveBCLRPAT_A);
+
+ if (IS_IGDNG(dev)) {
+ I915_WRITE(FDI_RXA_CTL, dev_priv->saveFDI_RXA_CTL);
+ I915_WRITE(FDI_TXA_CTL, dev_priv->saveFDI_TXA_CTL);
+
+ I915_WRITE(PFA_CTL_1, dev_priv->savePFA_CTL_1);
+ I915_WRITE(PFA_WIN_SZ, dev_priv->savePFA_WIN_SZ);
+ I915_WRITE(PFA_WIN_POS, dev_priv->savePFA_WIN_POS);
+
+ I915_WRITE(TRANS_HTOTAL_A, dev_priv->saveTRANS_HTOTAL_A);
+ I915_WRITE(TRANS_HBLANK_A, dev_priv->saveTRANS_HBLANK_A);
+ I915_WRITE(TRANS_HSYNC_A, dev_priv->saveTRANS_HSYNC_A);
+ I915_WRITE(TRANS_VTOTAL_A, dev_priv->saveTRANS_VTOTAL_A);
+ I915_WRITE(TRANS_VBLANK_A, dev_priv->saveTRANS_VBLANK_A);
+ I915_WRITE(TRANS_VSYNC_A, dev_priv->saveTRANS_VSYNC_A);
+ }
/* Restore plane info */
I915_WRITE(DSPASIZE, dev_priv->saveDSPASIZE);
@@ -339,14 +430,14 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
/* Pipe & plane B info */
if (dev_priv->saveDPLL_B & DPLL_VCO_ENABLE) {
- I915_WRITE(DPLL_B, dev_priv->saveDPLL_B &
+ I915_WRITE(dpll_b_reg, dev_priv->saveDPLL_B &
~DPLL_VCO_ENABLE);
DRM_UDELAY(150);
}
- I915_WRITE(FPB0, dev_priv->saveFPB0);
- I915_WRITE(FPB1, dev_priv->saveFPB1);
+ I915_WRITE(fpb0_reg, dev_priv->saveFPB0);
+ I915_WRITE(fpb1_reg, dev_priv->saveFPB1);
/* Actually enable it */
- I915_WRITE(DPLL_B, dev_priv->saveDPLL_B);
+ I915_WRITE(dpll_b_reg, dev_priv->saveDPLL_B);
DRM_UDELAY(150);
if (IS_I965G(dev))
I915_WRITE(DPLL_B_MD, dev_priv->saveDPLL_B_MD);
@@ -359,7 +450,24 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
I915_WRITE(VTOTAL_B, dev_priv->saveVTOTAL_B);
I915_WRITE(VBLANK_B, dev_priv->saveVBLANK_B);
I915_WRITE(VSYNC_B, dev_priv->saveVSYNC_B);
- I915_WRITE(BCLRPAT_B, dev_priv->saveBCLRPAT_B);
+ if (!IS_IGDNG(dev))
+ I915_WRITE(BCLRPAT_B, dev_priv->saveBCLRPAT_B);
+
+ if (IS_IGDNG(dev)) {
+ I915_WRITE(FDI_RXB_CTL, dev_priv->saveFDI_RXB_CTL);
+ I915_WRITE(FDI_TXB_CTL, dev_priv->saveFDI_TXB_CTL);
+
+ I915_WRITE(PFB_CTL_1, dev_priv->savePFB_CTL_1);
+ I915_WRITE(PFB_WIN_SZ, dev_priv->savePFB_WIN_SZ);
+ I915_WRITE(PFB_WIN_POS, dev_priv->savePFB_WIN_POS);
+
+ I915_WRITE(TRANS_HTOTAL_B, dev_priv->saveTRANS_HTOTAL_B);
+ I915_WRITE(TRANS_HBLANK_B, dev_priv->saveTRANS_HBLANK_B);
+ I915_WRITE(TRANS_HSYNC_B, dev_priv->saveTRANS_HSYNC_B);
+ I915_WRITE(TRANS_VTOTAL_B, dev_priv->saveTRANS_VTOTAL_B);
+ I915_WRITE(TRANS_VBLANK_B, dev_priv->saveTRANS_VBLANK_B);
+ I915_WRITE(TRANS_VSYNC_B, dev_priv->saveTRANS_VSYNC_B);
+ }
/* Restore plane info */
I915_WRITE(DSPBSIZE, dev_priv->saveDSPBSIZE);
@@ -404,21 +512,43 @@ void i915_save_display(struct drm_device *dev)
dev_priv->saveCURSIZE = I915_READ(CURSIZE);
/* CRT state */
- dev_priv->saveADPA = I915_READ(ADPA);
+ if (IS_IGDNG(dev)) {
+ dev_priv->saveADPA = I915_READ(PCH_ADPA);
+ } else {
+ dev_priv->saveADPA = I915_READ(ADPA);
+ }
/* LVDS state */
- dev_priv->savePP_CONTROL = I915_READ(PP_CONTROL);
- dev_priv->savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS);
- dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_CTL);
- if (IS_I965G(dev))
- dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_CTL2);
- if (IS_MOBILE(dev) && !IS_I830(dev))
- dev_priv->saveLVDS = I915_READ(LVDS);
- if (!IS_I830(dev) && !IS_845G(dev))
+ if (IS_IGDNG(dev)) {
+ dev_priv->savePP_CONTROL = I915_READ(PCH_PP_CONTROL);
+ dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_PCH_CTL1);
+ dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_PCH_CTL2);
+ dev_priv->saveBLC_CPU_PWM_CTL = I915_READ(BLC_PWM_CPU_CTL);
+ dev_priv->saveBLC_CPU_PWM_CTL2 = I915_READ(BLC_PWM_CPU_CTL2);
+ dev_priv->saveLVDS = I915_READ(PCH_LVDS);
+ } else {
+ dev_priv->savePP_CONTROL = I915_READ(PP_CONTROL);
+ dev_priv->savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS);
+ dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_CTL);
+ dev_priv->saveBLC_HIST_CTL = I915_READ(BLC_HIST_CTL);
+ if (IS_I965G(dev))
+ dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_CTL2);
+ if (IS_MOBILE(dev) && !IS_I830(dev))
+ dev_priv->saveLVDS = I915_READ(LVDS);
+ }
+
+ if (!IS_I830(dev) && !IS_845G(dev) && !IS_IGDNG(dev))
dev_priv->savePFIT_CONTROL = I915_READ(PFIT_CONTROL);
- dev_priv->savePP_ON_DELAYS = I915_READ(PP_ON_DELAYS);
- dev_priv->savePP_OFF_DELAYS = I915_READ(PP_OFF_DELAYS);
- dev_priv->savePP_DIVISOR = I915_READ(PP_DIVISOR);
+
+ if (IS_IGDNG(dev)) {
+ dev_priv->savePP_ON_DELAYS = I915_READ(PCH_PP_ON_DELAYS);
+ dev_priv->savePP_OFF_DELAYS = I915_READ(PCH_PP_OFF_DELAYS);
+ dev_priv->savePP_DIVISOR = I915_READ(PCH_PP_DIVISOR);
+ } else {
+ dev_priv->savePP_ON_DELAYS = I915_READ(PP_ON_DELAYS);
+ dev_priv->savePP_OFF_DELAYS = I915_READ(PP_OFF_DELAYS);
+ dev_priv->savePP_DIVISOR = I915_READ(PP_DIVISOR);
+ }
/* Display Port state */
if (SUPPORTS_INTEGRATED_DP(dev)) {
@@ -437,16 +567,23 @@ void i915_save_display(struct drm_device *dev)
/* FIXME: save TV & SDVO state */
/* FBC state */
- dev_priv->saveFBC_CFB_BASE = I915_READ(FBC_CFB_BASE);
- dev_priv->saveFBC_LL_BASE = I915_READ(FBC_LL_BASE);
- dev_priv->saveFBC_CONTROL2 = I915_READ(FBC_CONTROL2);
- dev_priv->saveFBC_CONTROL = I915_READ(FBC_CONTROL);
+ if (IS_GM45(dev)) {
+ dev_priv->saveDPFC_CB_BASE = I915_READ(DPFC_CB_BASE);
+ } else {
+ dev_priv->saveFBC_CFB_BASE = I915_READ(FBC_CFB_BASE);
+ dev_priv->saveFBC_LL_BASE = I915_READ(FBC_LL_BASE);
+ dev_priv->saveFBC_CONTROL2 = I915_READ(FBC_CONTROL2);
+ dev_priv->saveFBC_CONTROL = I915_READ(FBC_CONTROL);
+ }
/* VGA state */
dev_priv->saveVGA0 = I915_READ(VGA0);
dev_priv->saveVGA1 = I915_READ(VGA1);
dev_priv->saveVGA_PD = I915_READ(VGA_PD);
- dev_priv->saveVGACNTRL = I915_READ(VGACNTRL);
+ if (IS_IGDNG(dev))
+ dev_priv->saveVGACNTRL = I915_READ(CPU_VGACNTRL);
+ else
+ dev_priv->saveVGACNTRL = I915_READ(VGACNTRL);
i915_save_vga(dev);
}
@@ -485,22 +622,41 @@ void i915_restore_display(struct drm_device *dev)
I915_WRITE(CURSIZE, dev_priv->saveCURSIZE);
/* CRT state */
- I915_WRITE(ADPA, dev_priv->saveADPA);
+ if (IS_IGDNG(dev))
+ I915_WRITE(PCH_ADPA, dev_priv->saveADPA);
+ else
+ I915_WRITE(ADPA, dev_priv->saveADPA);
/* LVDS state */
- if (IS_I965G(dev))
+ if (IS_I965G(dev) && !IS_IGDNG(dev))
I915_WRITE(BLC_PWM_CTL2, dev_priv->saveBLC_PWM_CTL2);
- if (IS_MOBILE(dev) && !IS_I830(dev))
+
+ if (IS_IGDNG(dev)) {
+ I915_WRITE(PCH_LVDS, dev_priv->saveLVDS);
+ } else if (IS_MOBILE(dev) && !IS_I830(dev))
I915_WRITE(LVDS, dev_priv->saveLVDS);
- if (!IS_I830(dev) && !IS_845G(dev))
+
+ if (!IS_I830(dev) && !IS_845G(dev) && !IS_IGDNG(dev))
I915_WRITE(PFIT_CONTROL, dev_priv->savePFIT_CONTROL);
- I915_WRITE(PFIT_PGM_RATIOS, dev_priv->savePFIT_PGM_RATIOS);
- I915_WRITE(BLC_PWM_CTL, dev_priv->saveBLC_PWM_CTL);
- I915_WRITE(PP_ON_DELAYS, dev_priv->savePP_ON_DELAYS);
- I915_WRITE(PP_OFF_DELAYS, dev_priv->savePP_OFF_DELAYS);
- I915_WRITE(PP_DIVISOR, dev_priv->savePP_DIVISOR);
- I915_WRITE(PP_CONTROL, dev_priv->savePP_CONTROL);
+ if (IS_IGDNG(dev)) {
+ I915_WRITE(BLC_PWM_PCH_CTL1, dev_priv->saveBLC_PWM_CTL);
+ I915_WRITE(BLC_PWM_PCH_CTL2, dev_priv->saveBLC_PWM_CTL2);
+ I915_WRITE(BLC_PWM_CPU_CTL, dev_priv->saveBLC_CPU_PWM_CTL);
+ I915_WRITE(BLC_PWM_CPU_CTL2, dev_priv->saveBLC_CPU_PWM_CTL2);
+ I915_WRITE(PCH_PP_ON_DELAYS, dev_priv->savePP_ON_DELAYS);
+ I915_WRITE(PCH_PP_OFF_DELAYS, dev_priv->savePP_OFF_DELAYS);
+ I915_WRITE(PCH_PP_DIVISOR, dev_priv->savePP_DIVISOR);
+ I915_WRITE(PCH_PP_CONTROL, dev_priv->savePP_CONTROL);
+ } else {
+ I915_WRITE(PFIT_PGM_RATIOS, dev_priv->savePFIT_PGM_RATIOS);
+ I915_WRITE(BLC_PWM_CTL, dev_priv->saveBLC_PWM_CTL);
+ I915_WRITE(BLC_HIST_CTL, dev_priv->saveBLC_HIST_CTL);
+ I915_WRITE(PP_ON_DELAYS, dev_priv->savePP_ON_DELAYS);
+ I915_WRITE(PP_OFF_DELAYS, dev_priv->savePP_OFF_DELAYS);
+ I915_WRITE(PP_DIVISOR, dev_priv->savePP_DIVISOR);
+ I915_WRITE(PP_CONTROL, dev_priv->savePP_CONTROL);
+ }
/* Display Port state */
if (SUPPORTS_INTEGRATED_DP(dev)) {
@@ -511,13 +667,22 @@ void i915_restore_display(struct drm_device *dev)
/* FIXME: restore TV & SDVO state */
/* FBC info */
- I915_WRITE(FBC_CFB_BASE, dev_priv->saveFBC_CFB_BASE);
- I915_WRITE(FBC_LL_BASE, dev_priv->saveFBC_LL_BASE);
- I915_WRITE(FBC_CONTROL2, dev_priv->saveFBC_CONTROL2);
- I915_WRITE(FBC_CONTROL, dev_priv->saveFBC_CONTROL);
+ if (IS_GM45(dev)) {
+ g4x_disable_fbc(dev);
+ I915_WRITE(DPFC_CB_BASE, dev_priv->saveDPFC_CB_BASE);
+ } else {
+ i8xx_disable_fbc(dev);
+ I915_WRITE(FBC_CFB_BASE, dev_priv->saveFBC_CFB_BASE);
+ I915_WRITE(FBC_LL_BASE, dev_priv->saveFBC_LL_BASE);
+ I915_WRITE(FBC_CONTROL2, dev_priv->saveFBC_CONTROL2);
+ I915_WRITE(FBC_CONTROL, dev_priv->saveFBC_CONTROL);
+ }
/* VGA state */
- I915_WRITE(VGACNTRL, dev_priv->saveVGACNTRL);
+ if (IS_IGDNG(dev))
+ I915_WRITE(CPU_VGACNTRL, dev_priv->saveVGACNTRL);
+ else
+ I915_WRITE(VGACNTRL, dev_priv->saveVGACNTRL);
I915_WRITE(VGA0, dev_priv->saveVGA0);
I915_WRITE(VGA1, dev_priv->saveVGA1);
I915_WRITE(VGA_PD, dev_priv->saveVGA_PD);
@@ -543,8 +708,17 @@ int i915_save_state(struct drm_device *dev)
i915_save_display(dev);
/* Interrupt state */
- dev_priv->saveIER = I915_READ(IER);
- dev_priv->saveIMR = I915_READ(IMR);
+ if (IS_IGDNG(dev)) {
+ dev_priv->saveDEIER = I915_READ(DEIER);
+ dev_priv->saveDEIMR = I915_READ(DEIMR);
+ dev_priv->saveGTIER = I915_READ(GTIER);
+ dev_priv->saveGTIMR = I915_READ(GTIMR);
+ dev_priv->saveFDI_RXA_IMR = I915_READ(FDI_RXA_IMR);
+ dev_priv->saveFDI_RXB_IMR = I915_READ(FDI_RXB_IMR);
+ } else {
+ dev_priv->saveIER = I915_READ(IER);
+ dev_priv->saveIMR = I915_READ(IMR);
+ }
/* Clock gating state */
dev_priv->saveD_STATE = I915_READ(D_STATE);
@@ -609,8 +783,17 @@ int i915_restore_state(struct drm_device *dev)
i915_restore_display(dev);
/* Interrupt state */
- I915_WRITE (IER, dev_priv->saveIER);
- I915_WRITE (IMR, dev_priv->saveIMR);
+ if (IS_IGDNG(dev)) {
+ I915_WRITE(DEIER, dev_priv->saveDEIER);
+ I915_WRITE(DEIMR, dev_priv->saveDEIMR);
+ I915_WRITE(GTIER, dev_priv->saveGTIER);
+ I915_WRITE(GTIMR, dev_priv->saveGTIMR);
+ I915_WRITE(FDI_RXA_IMR, dev_priv->saveFDI_RXA_IMR);
+ I915_WRITE(FDI_RXB_IMR, dev_priv->saveFDI_RXB_IMR);
+ } else {
+ I915_WRITE (IER, dev_priv->saveIER);
+ I915_WRITE (IMR, dev_priv->saveIMR);
+ }
/* Clock gating state */
I915_WRITE (D_STATE, dev_priv->saveD_STATE);
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index 4337414846b..96cd256e60e 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -351,20 +351,18 @@ parse_driver_features(struct drm_i915_private *dev_priv,
struct drm_device *dev = dev_priv->dev;
struct bdb_driver_features *driver;
- /* set default for chips without eDP */
- if (!SUPPORTS_EDP(dev)) {
- dev_priv->edp_support = 0;
- return;
- }
-
driver = find_section(bdb, BDB_DRIVER_FEATURES);
if (!driver)
return;
- if (driver->lvds_config == BDB_DRIVER_FEATURE_EDP)
+ if (driver && SUPPORTS_EDP(dev) &&
+ driver->lvds_config == BDB_DRIVER_FEATURE_EDP) {
dev_priv->edp_support = 1;
+ } else {
+ dev_priv->edp_support = 0;
+ }
- if (driver->dual_frequency)
+ if (driver && driver->dual_frequency)
dev_priv->render_reclock_avail = true;
}
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 3c14240cc00..3ba6546b7c7 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -943,6 +943,7 @@ intel_find_pll_g4x_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
clock.m = 5 * (clock.m1 + 2) + (clock.m2 + 2);
clock.p = (clock.p1 * clock.p2);
clock.dot = 96000 * clock.m / (clock.n + 2) / clock.p;
+ clock.vco = 0;
memcpy(best_clock, &clock, sizeof(intel_clock_t));
return true;
}
@@ -1260,9 +1261,11 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
return ret;
}
- /* Pre-i965 needs to install a fence for tiled scan-out */
- if (!IS_I965G(dev) &&
- obj_priv->fence_reg == I915_FENCE_REG_NONE &&
+ /* Install a fence for tiled scan-out. Pre-i965 always needs a fence,
+ * whereas 965+ only requires a fence if using framebuffer compression.
+ * For simplicity, we always install a fence as the cost is not that onerous.
+ */
+ if (obj_priv->fence_reg == I915_FENCE_REG_NONE &&
obj_priv->tiling_mode != I915_TILING_NONE) {
ret = i915_gem_object_get_fence_reg(obj);
if (ret != 0) {
@@ -1513,7 +1516,7 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
/* Enable panel fitting for LVDS */
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
temp = I915_READ(pf_ctl_reg);
- I915_WRITE(pf_ctl_reg, temp | PF_ENABLE);
+ I915_WRITE(pf_ctl_reg, temp | PF_ENABLE | PF_FILTER_MED_3x3);
/* currently full aspect */
I915_WRITE(pf_win_pos, 0);
@@ -1801,6 +1804,8 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
case DRM_MODE_DPMS_ON:
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
+ intel_update_watermarks(dev);
+
/* Enable the DPLL */
temp = I915_READ(dpll_reg);
if ((temp & DPLL_VCO_ENABLE) == 0) {
@@ -1838,7 +1843,6 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
/* Give the overlay scaler a chance to enable if it's on this pipe */
//intel_crtc_dpms_video(crtc, true); TODO
- intel_update_watermarks(dev);
break;
case DRM_MODE_DPMS_OFF:
intel_update_watermarks(dev);
@@ -2082,7 +2086,7 @@ fdi_reduce_ratio(u32 *num, u32 *den)
#define LINK_N 0x80000
static void
-igdng_compute_m_n(int bytes_per_pixel, int nlanes,
+igdng_compute_m_n(int bits_per_pixel, int nlanes,
int pixel_clock, int link_clock,
struct fdi_m_n *m_n)
{
@@ -2092,7 +2096,8 @@ igdng_compute_m_n(int bytes_per_pixel, int nlanes,
temp = (u64) DATA_N * pixel_clock;
temp = div_u64(temp, link_clock);
- m_n->gmch_m = div_u64(temp * bytes_per_pixel, nlanes);
+ m_n->gmch_m = div_u64(temp * bits_per_pixel, nlanes);
+ m_n->gmch_m >>= 3; /* convert to bytes_per_pixel */
m_n->gmch_n = DATA_N;
fdi_reduce_ratio(&m_n->gmch_m, &m_n->gmch_n);
@@ -2140,6 +2145,13 @@ static struct intel_watermark_params igd_cursor_hplloff_wm = {
IGD_CURSOR_GUARD_WM,
IGD_FIFO_LINE_SIZE
};
+static struct intel_watermark_params g4x_wm_info = {
+ G4X_FIFO_SIZE,
+ G4X_MAX_WM,
+ G4X_MAX_WM,
+ 2,
+ G4X_FIFO_LINE_SIZE,
+};
static struct intel_watermark_params i945_wm_info = {
I945_FIFO_SIZE,
I915_MAX_WM,
@@ -2430,17 +2442,74 @@ static int i830_get_fifo_size(struct drm_device *dev, int plane)
return size;
}
-static void g4x_update_wm(struct drm_device *dev, int unused, int unused2,
- int unused3, int unused4)
+static void g4x_update_wm(struct drm_device *dev, int planea_clock,
+ int planeb_clock, int sr_hdisplay, int pixel_size)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- u32 fw_blc_self = I915_READ(FW_BLC_SELF);
+ int total_size, cacheline_size;
+ int planea_wm, planeb_wm, cursora_wm, cursorb_wm, cursor_sr;
+ struct intel_watermark_params planea_params, planeb_params;
+ unsigned long line_time_us;
+ int sr_clock, sr_entries = 0, entries_required;
- if (i915_powersave)
- fw_blc_self |= FW_BLC_SELF_EN;
- else
- fw_blc_self &= ~FW_BLC_SELF_EN;
- I915_WRITE(FW_BLC_SELF, fw_blc_self);
+ /* Create copies of the base settings for each pipe */
+ planea_params = planeb_params = g4x_wm_info;
+
+ /* Grab a couple of global values before we overwrite them */
+ total_size = planea_params.fifo_size;
+ cacheline_size = planea_params.cacheline_size;
+
+ /*
+ * Note: we need to make sure we don't overflow for various clock &
+ * latency values.
+ * clocks go from a few thousand to several hundred thousand.
+ * latency is usually a few thousand
+ */
+ entries_required = ((planea_clock / 1000) * pixel_size * latency_ns) /
+ 1000;
+ entries_required /= G4X_FIFO_LINE_SIZE;
+ planea_wm = entries_required + planea_params.guard_size;
+
+ entries_required = ((planeb_clock / 1000) * pixel_size * latency_ns) /
+ 1000;
+ entries_required /= G4X_FIFO_LINE_SIZE;
+ planeb_wm = entries_required + planeb_params.guard_size;
+
+ cursora_wm = cursorb_wm = 16;
+ cursor_sr = 32;
+
+ DRM_DEBUG("FIFO watermarks - A: %d, B: %d\n", planea_wm, planeb_wm);
+
+ /* Calc sr entries for one plane configs */
+ if (sr_hdisplay && (!planea_clock || !planeb_clock)) {
+ /* self-refresh has much higher latency */
+ const static int sr_latency_ns = 12000;
+
+ sr_clock = planea_clock ? planea_clock : planeb_clock;
+ line_time_us = ((sr_hdisplay * 1000) / sr_clock);
+
+ /* Use ns/us then divide to preserve precision */
+ sr_entries = (((sr_latency_ns / line_time_us) + 1) *
+ pixel_size * sr_hdisplay) / 1000;
+ sr_entries = roundup(sr_entries / cacheline_size, 1);
+ DRM_DEBUG("self-refresh entries: %d\n", sr_entries);
+ I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN);
+ }
+
+ DRM_DEBUG("Setting FIFO watermarks - A: %d, B: %d, SR %d\n",
+ planea_wm, planeb_wm, sr_entries);
+
+ planea_wm &= 0x3f;
+ planeb_wm &= 0x3f;
+
+ I915_WRITE(DSPFW1, (sr_entries << DSPFW_SR_SHIFT) |
+ (cursorb_wm << DSPFW_CURSORB_SHIFT) |
+ (planeb_wm << DSPFW_PLANEB_SHIFT) | planea_wm);
+ I915_WRITE(DSPFW2, (I915_READ(DSPFW2) & DSPFW_CURSORA_MASK) |
+ (cursora_wm << DSPFW_CURSORA_SHIFT));
+ /* HPLL off in SR has some issues on G4x... disable it */
+ I915_WRITE(DSPFW3, (I915_READ(DSPFW3) & ~DSPFW_HPLL_SR_EN) |
+ (cursor_sr << DSPFW_CURSOR_SR_SHIFT));
}
static void i965_update_wm(struct drm_device *dev, int unused, int unused2,
@@ -2586,6 +2655,9 @@ static void intel_update_watermarks(struct drm_device *dev)
unsigned long planea_clock = 0, planeb_clock = 0, sr_clock = 0;
int enabled = 0, pixel_size = 0;
+ if (!dev_priv->display.update_wm)
+ return;
+
/* Get the clock config from both planes */
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
intel_crtc = to_intel_crtc(crtc);
@@ -2763,7 +2835,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
/* FDI link */
if (IS_IGDNG(dev)) {
- int lane, link_bw;
+ int lane, link_bw, bpp;
/* eDP doesn't require FDI link, so just set DP M/N
according to current link config */
if (is_edp) {
@@ -2782,10 +2854,72 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
lane = 4;
link_bw = 270000;
}
- igdng_compute_m_n(3, lane, target_clock,
+
+ /* determine panel color depth */
+ temp = I915_READ(pipeconf_reg);
+
+ switch (temp & PIPE_BPC_MASK) {
+ case PIPE_8BPC:
+ bpp = 24;
+ break;
+ case PIPE_10BPC:
+ bpp = 30;
+ break;
+ case PIPE_6BPC:
+ bpp = 18;
+ break;
+ case PIPE_12BPC:
+ bpp = 36;
+ break;
+ default:
+ DRM_ERROR("unknown pipe bpc value\n");
+ bpp = 24;
+ }
+
+ igdng_compute_m_n(bpp, lane, target_clock,
link_bw, &m_n);
}
+ /* Ironlake: try to setup display ref clock before DPLL
+ * enabling. This is only under driver's control after
+ * PCH B stepping, previous chipset stepping should be
+ * ignoring this setting.
+ */
+ if (IS_IGDNG(dev)) {
+ temp = I915_READ(PCH_DREF_CONTROL);
+ /* Always enable nonspread source */
+ temp &= ~DREF_NONSPREAD_SOURCE_MASK;
+ temp |= DREF_NONSPREAD_SOURCE_ENABLE;
+ I915_WRITE(PCH_DREF_CONTROL, temp);
+ POSTING_READ(PCH_DREF_CONTROL);
+
+ temp &= ~DREF_SSC_SOURCE_MASK;
+ temp |= DREF_SSC_SOURCE_ENABLE;
+ I915_WRITE(PCH_DREF_CONTROL, temp);
+ POSTING_READ(PCH_DREF_CONTROL);
+
+ udelay(200);
+
+ if (is_edp) {
+ if (dev_priv->lvds_use_ssc) {
+ temp |= DREF_SSC1_ENABLE;
+ I915_WRITE(PCH_DREF_CONTROL, temp);
+ POSTING_READ(PCH_DREF_CONTROL);
+
+ udelay(200);
+
+ temp &= ~DREF_CPU_SOURCE_OUTPUT_MASK;
+ temp |= DREF_CPU_SOURCE_OUTPUT_DOWNSPREAD;
+ I915_WRITE(PCH_DREF_CONTROL, temp);
+ POSTING_READ(PCH_DREF_CONTROL);
+ } else {
+ temp |= DREF_CPU_SOURCE_OUTPUT_NONSPREAD;
+ I915_WRITE(PCH_DREF_CONTROL, temp);
+ POSTING_READ(PCH_DREF_CONTROL);
+ }
+ }
+ }
+
if (IS_IGD(dev)) {
fp = (1 << clock.n) << 16 | clock.m1 << 8 | clock.m2;
if (has_reduced_clock)
@@ -2936,6 +3070,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
lvds = I915_READ(lvds_reg);
lvds |= LVDS_PORT_EN | LVDS_A0A2_CLKA_POWER_UP | LVDS_PIPEB_SELECT;
+ /* set the corresponsding LVDS_BORDER bit */
+ lvds |= dev_priv->lvds_border_bits;
/* Set the B0-B3 data pairs corresponding to whether we're going to
* set the DPLLs for dual-channel mode or not.
*/
@@ -4124,7 +4260,9 @@ void intel_init_clock_gating(struct drm_device *dev)
* Disable clock gating reported to work incorrectly according to the
* specs, but enable as much else as we can.
*/
- if (IS_G4X(dev)) {
+ if (IS_IGDNG(dev)) {
+ return;
+ } else if (IS_G4X(dev)) {
uint32_t dspclk_gate;
I915_WRITE(RENCLK_GATE_D1, 0);
I915_WRITE(RENCLK_GATE_D2, VF_UNIT_CLOCK_GATE_DISABLE |
@@ -4212,7 +4350,9 @@ static void intel_init_display(struct drm_device *dev)
i830_get_display_clock_speed;
/* For FIFO watermark updates */
- if (IS_G4X(dev))
+ if (IS_IGDNG(dev))
+ dev_priv->display.update_wm = NULL;
+ else if (IS_G4X(dev))
dev_priv->display.update_wm = g4x_update_wm;
else if (IS_I965G(dev))
dev_priv->display.update_wm = i965_update_wm;
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index f4856a51047..d83447557f9 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -400,7 +400,7 @@ intel_dp_i2c_init(struct intel_output *intel_output, const char *name)
{
struct intel_dp_priv *dp_priv = intel_output->dev_priv;
- DRM_ERROR("i2c_init %s\n", name);
+ DRM_DEBUG_KMS("i2c_init %s\n", name);
dp_priv->algo.running = false;
dp_priv->algo.address = 0;
dp_priv->algo.aux_ch = intel_dp_i2c_aux_ch;
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 808bbe412ba..05598ae10c4 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -380,7 +380,7 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
adjusted_mode->crtc_vblank_start + vsync_pos;
/* keep the vsync width constant */
adjusted_mode->crtc_vsync_end =
- adjusted_mode->crtc_vblank_start + vsync_width;
+ adjusted_mode->crtc_vsync_start + vsync_width;
border = 1;
break;
case DRM_MODE_SCALE_ASPECT:
@@ -526,6 +526,14 @@ out:
lvds_priv->pfit_control = pfit_control;
lvds_priv->pfit_pgm_ratios = pfit_pgm_ratios;
/*
+ * When there exists the border, it means that the LVDS_BORDR
+ * should be enabled.
+ */
+ if (border)
+ dev_priv->lvds_border_bits |= LVDS_BORDER_ENABLE;
+ else
+ dev_priv->lvds_border_bits &= ~(LVDS_BORDER_ENABLE);
+ /*
* XXX: It would be nice to support lower refresh rates on the
* panels to reduce power consumption, and perhaps match the
* user's requested refresh rate.