From: Zhenyu Wang Date: Thu, 27 Feb 2014 22:50:06 +0000 (+0800) Subject: drm/i915: Fix drain latency precision multipler for VLV X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=22c5aee39906e19d51b6db9cfbfce1b9f6ecb65a;p=linux-beck.git drm/i915: Fix drain latency precision multipler for VLV Reviewed-by: Paulo Zanoni Signed-off-by: Zhenyu Wang Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index fe5c27630e95..e4d7607da2c4 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3863,47 +3863,47 @@ enum punit_power_well { /* drain latency register values*/ #define DRAIN_LATENCY_PRECISION_32 32 -#define DRAIN_LATENCY_PRECISION_16 16 +#define DRAIN_LATENCY_PRECISION_64 64 #define VLV_DDL1 (VLV_DISPLAY_BASE + 0x70050) -#define DDL_CURSORA_PRECISION_32 (1<<31) -#define DDL_CURSORA_PRECISION_16 (0<<31) +#define DDL_CURSORA_PRECISION_64 (1<<31) +#define DDL_CURSORA_PRECISION_32 (0<<31) #define DDL_CURSORA_SHIFT 24 -#define DDL_SPRITEB_PRECISION_32 (1<<23) -#define DDL_SPRITEB_PRECISION_16 (0<<23) +#define DDL_SPRITEB_PRECISION_64 (1<<23) +#define DDL_SPRITEB_PRECISION_32 (0<<23) #define DDL_SPRITEB_SHIFT 16 -#define DDL_SPRITEA_PRECISION_32 (1<<15) -#define DDL_SPRITEA_PRECISION_16 (0<<15) +#define DDL_SPRITEA_PRECISION_64 (1<<15) +#define DDL_SPRITEA_PRECISION_32 (0<<15) #define DDL_SPRITEA_SHIFT 8 -#define DDL_PLANEA_PRECISION_32 (1<<7) -#define DDL_PLANEA_PRECISION_16 (0<<7) +#define DDL_PLANEA_PRECISION_64 (1<<7) +#define DDL_PLANEA_PRECISION_32 (0<<7) #define DDL_PLANEA_SHIFT 0 #define VLV_DDL2 (VLV_DISPLAY_BASE + 0x70054) -#define DDL_CURSORB_PRECISION_32 (1<<31) -#define DDL_CURSORB_PRECISION_16 (0<<31) +#define DDL_CURSORB_PRECISION_64 (1<<31) +#define DDL_CURSORB_PRECISION_32 (0<<31) #define DDL_CURSORB_SHIFT 24 -#define DDL_SPRITED_PRECISION_32 (1<<23) -#define DDL_SPRITED_PRECISION_16 (0<<23) +#define DDL_SPRITED_PRECISION_64 (1<<23) +#define DDL_SPRITED_PRECISION_32 (0<<23) #define DDL_SPRITED_SHIFT 16 -#define DDL_SPRITEC_PRECISION_32 (1<<15) -#define DDL_SPRITEC_PRECISION_16 (0<<15) +#define DDL_SPRITEC_PRECISION_64 (1<<15) +#define DDL_SPRITEC_PRECISION_32 (0<<15) #define DDL_SPRITEC_SHIFT 8 -#define DDL_PLANEB_PRECISION_32 (1<<7) -#define DDL_PLANEB_PRECISION_16 (0<<7) +#define DDL_PLANEB_PRECISION_64 (1<<7) +#define DDL_PLANEB_PRECISION_32 (0<<7) #define DDL_PLANEB_SHIFT 0 #define VLV_DDL3 (VLV_DISPLAY_BASE + 0x70058) -#define DDL_CURSORC_PRECISION_32 (1<<31) -#define DDL_CURSORC_PRECISION_16 (0<<31) +#define DDL_CURSORC_PRECISION_64 (1<<31) +#define DDL_CURSORC_PRECISION_32 (0<<31) #define DDL_CURSORC_SHIFT 24 -#define DDL_SPRITEF_PRECISION_32 (1<<23) -#define DDL_SPRITEF_PRECISION_16 (0<<23) +#define DDL_SPRITEF_PRECISION_64 (1<<23) +#define DDL_SPRITEF_PRECISION_32 (0<<23) #define DDL_SPRITEF_SHIFT 16 -#define DDL_SPRITEE_PRECISION_32 (1<<15) -#define DDL_SPRITEE_PRECISION_16 (0<<15) +#define DDL_SPRITEE_PRECISION_64 (1<<15) +#define DDL_SPRITEE_PRECISION_32 (0<<15) #define DDL_SPRITEE_SHIFT 8 -#define DDL_PLANEC_PRECISION_32 (1<<7) -#define DDL_PLANEC_PRECISION_16 (0<<7) +#define DDL_PLANEC_PRECISION_64 (1<<7) +#define DDL_PLANEC_PRECISION_32 (0<<7) #define DDL_PLANEC_SHIFT 0 /* FIFO watermark sizes etc */ diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 72948a05312c..91edd47e9bce 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -1288,13 +1288,13 @@ static bool vlv_compute_drain_latency(struct drm_device *dev, entries = (clock / 1000) * pixel_size; *plane_prec_mult = (entries > 256) ? - DRAIN_LATENCY_PRECISION_32 : DRAIN_LATENCY_PRECISION_16; + DRAIN_LATENCY_PRECISION_64 : DRAIN_LATENCY_PRECISION_32; *plane_dl = (64 * (*plane_prec_mult) * 4) / ((clock / 1000) * pixel_size); entries = (clock / 1000) * 4; /* BPP is always 4 for cursor */ *cursor_prec_mult = (entries > 256) ? - DRAIN_LATENCY_PRECISION_32 : DRAIN_LATENCY_PRECISION_16; + DRAIN_LATENCY_PRECISION_64 : DRAIN_LATENCY_PRECISION_32; *cursor_dl = (64 * (*cursor_prec_mult) * 4) / ((clock / 1000) * 4); return true; @@ -1320,9 +1320,9 @@ static void vlv_update_drain_latency(struct drm_device *dev) if (vlv_compute_drain_latency(dev, 0, &plane_prec_mult, &planea_dl, &cursor_prec_mult, &cursora_dl)) { cursora_prec = (cursor_prec_mult == DRAIN_LATENCY_PRECISION_32) ? - DDL_CURSORA_PRECISION_32 : DDL_CURSORA_PRECISION_16; + DDL_CURSORA_PRECISION_32 : DDL_CURSORA_PRECISION_64; planea_prec = (plane_prec_mult == DRAIN_LATENCY_PRECISION_32) ? - DDL_PLANEA_PRECISION_32 : DDL_PLANEA_PRECISION_16; + DDL_PLANEA_PRECISION_32 : DDL_PLANEA_PRECISION_64; I915_WRITE(VLV_DDL1, cursora_prec | (cursora_dl << DDL_CURSORA_SHIFT) | @@ -1333,9 +1333,9 @@ static void vlv_update_drain_latency(struct drm_device *dev) if (vlv_compute_drain_latency(dev, 1, &plane_prec_mult, &planeb_dl, &cursor_prec_mult, &cursorb_dl)) { cursorb_prec = (cursor_prec_mult == DRAIN_LATENCY_PRECISION_32) ? - DDL_CURSORB_PRECISION_32 : DDL_CURSORB_PRECISION_16; + DDL_CURSORB_PRECISION_32 : DDL_CURSORB_PRECISION_64; planeb_prec = (plane_prec_mult == DRAIN_LATENCY_PRECISION_32) ? - DDL_PLANEB_PRECISION_32 : DDL_PLANEB_PRECISION_16; + DDL_PLANEB_PRECISION_32 : DDL_PLANEB_PRECISION_64; I915_WRITE(VLV_DDL2, cursorb_prec | (cursorb_dl << DDL_CURSORB_SHIFT) |