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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel…
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…/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.
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Linus Torvalds committed Nov 4, 2009
2 parents 51bb296 + 4204878 commit 91d3f9b
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Showing 8 changed files with 486 additions and 95 deletions.
3 changes: 1 addition & 2 deletions drivers/gpu/drm/i915/i915_dma.c
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Original file line number Diff line number Diff line change
Expand Up @@ -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... */
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39 changes: 38 additions & 1 deletion drivers/gpu/drm/i915/i915_drv.h
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Original file line number Diff line number Diff line change
Expand Up @@ -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;
Expand All @@ -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;
Expand All @@ -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;
Expand All @@ -342,13 +357,20 @@ 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;
u32 saveFBC_CONTROL2;
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;
Expand Down Expand Up @@ -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;
Expand Down Expand Up @@ -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;
Expand Down Expand Up @@ -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)

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30 changes: 28 additions & 2 deletions drivers/gpu/drm/i915/i915_reg.h
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Original file line number Diff line number Diff line change
Expand Up @@ -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.
Expand Down Expand Up @@ -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 */
Expand Down Expand Up @@ -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)
Expand All @@ -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 */
Expand Down Expand Up @@ -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
Expand Down Expand Up @@ -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)
Expand Down
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