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drm/i915: Kill DRAIN_LATENCY_PRECISION_* defines 

Kill the silly DRAIN_LATENCY_PRECISION_* defines and just use the raw
number instead.

v2: Move the sprite 32/16 -> 16/8 preision multiplier
    change to another patch (Jesse)

Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2015-03-05 21:19:42 +02:00 committed by Daniel Vetter
parent edf6056014
commit 120305166a
2 changed files with 4 additions and 12 deletions
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4
drivers/gpu/drm/i915/i915_reg.h
View File

@ -4205,10 +4205,6 @@ enum skl_disp_power_wells {
#define DSPFW_PLANEA_WM1_HI_MASK (1<<0)
/* drain latency register values*/
#define DRAIN_LATENCY_PRECISION_8 8
#define DRAIN_LATENCY_PRECISION_16 16
#define DRAIN_LATENCY_PRECISION_32 32
#define DRAIN_LATENCY_PRECISION_64 64
#define VLV_DDL(pipe) (VLV_DISPLAY_BASE + 0x70050 + 4 * (pipe))
#define DDL_CURSOR_PRECISION_HIGH (1<<31)
#define DDL_CURSOR_PRECISION_LOW (0<<31)

12
drivers/gpu/drm/i915/intel_pm.c
View File

@ -756,11 +756,9 @@ static bool vlv_compute_drain_latency(struct drm_crtc *crtc,
entries = DIV_ROUND_UP(clock, 1000) * pixel_size;
if (IS_CHERRYVIEW(dev))
*prec_mult = (entries > 32) ? DRAIN_LATENCY_PRECISION_16 :
DRAIN_LATENCY_PRECISION_8;
*prec_mult = (entries > 32) ? 16 : 8;
else
*prec_mult = (entries > 128) ? DRAIN_LATENCY_PRECISION_64 :
DRAIN_LATENCY_PRECISION_32;
*prec_mult = (entries > 128) ? 64 : 32;
*drain_latency = (64 * (*prec_mult) * 4) / entries;
if (*drain_latency > DRAIN_LATENCY_MASK)
@ -786,8 +784,7 @@ static void vlv_update_drain_latency(struct drm_crtc *crtc)
int drain_latency;
enum pipe pipe = intel_crtc->pipe;
int plane_prec, prec_mult, plane_dl;
const int high_precision = IS_CHERRYVIEW(dev) ?
DRAIN_LATENCY_PRECISION_16 : DRAIN_LATENCY_PRECISION_64;
const int high_precision = IS_CHERRYVIEW(dev) ? 16 : 64;
plane_dl = I915_READ(VLV_DDL(pipe)) & ~(DDL_PLANE_PRECISION_HIGH |
DRAIN_LATENCY_MASK | DDL_CURSOR_PRECISION_HIGH |
@ -985,8 +982,7 @@ static void valleyview_update_sprite_wm(struct drm_plane *plane,
int plane_prec;
int sprite_dl;
int prec_mult;
const int high_precision = IS_CHERRYVIEW(dev) ?
DRAIN_LATENCY_PRECISION_16 : DRAIN_LATENCY_PRECISION_64;
const int high_precision = IS_CHERRYVIEW(dev) ? 16 : 64;
sprite_dl = I915_READ(VLV_DDL(pipe)) & ~(DDL_SPRITE_PRECISION_HIGH(sprite) |
(DRAIN_LATENCY_MASK << DDL_SPRITE_SHIFT(sprite)));