diff options
| author | Damien Lespiau <damien.lespiau@intel.com> | 2015-01-20 12:51:45 +0000 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-01-27 09:51:01 +0100 |
| commit | ec2c981e6232ac2039e679d24642b80fbbd2acc6 (patch) | |
| tree | cd590182407207070ba74e88ffe78125cb117510 /drivers/gpu/drm/i915/intel_display.c | |
| parent | 49af449b457b721ac5c18f537cf7484903f212f8 (diff) | |
drm/i915: Use a common function for computing the fb height alignment
If we need to change the fb height constraints, it sounds like a good
idea to have to do it in one place only.
v2: v2: Rebase on top of Ander's "Make intel_crtc->config a pointer"
Reviewed-By: Tvrtko Ursulin <tvrtko.ursulin@intel.com> (v1)
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 98cd20adac1f..91954ff8ec3e 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2188,11 +2188,12 @@ static bool need_vtd_wa(struct drm_device *dev) return false; } -static int intel_align_height(struct drm_device *dev, int height, bool tiled) +int +intel_fb_align_height(struct drm_device *dev, int height, unsigned int tiling) { int tile_height; - tile_height = tiled ? (IS_GEN2(dev) ? 16 : 8) : 1; + tile_height = tiling ? (IS_GEN2(dev) ? 16 : 8) : 1; return ALIGN(height, tile_height); } @@ -6590,8 +6591,9 @@ static void i9xx_get_plane_config(struct intel_crtc *crtc, val = I915_READ(DSPSTRIDE(pipe)); crtc->base.primary->fb->pitches[0] = val & 0xffffffc0; - aligned_height = intel_align_height(dev, crtc->base.primary->fb->height, - plane_config->tiling); + aligned_height = intel_fb_align_height(dev, + crtc->base.primary->fb->height, + plane_config->tiling); plane_config->size = PAGE_ALIGN(crtc->base.primary->fb->pitches[0] * aligned_height); @@ -7644,8 +7646,9 @@ static void ironlake_get_plane_config(struct intel_crtc *crtc, val = I915_READ(DSPSTRIDE(pipe)); crtc->base.primary->fb->pitches[0] = val & 0xffffffc0; - aligned_height = intel_align_height(dev, crtc->base.primary->fb->height, - plane_config->tiling); + aligned_height = intel_fb_align_height(dev, + crtc->base.primary->fb->height, + plane_config->tiling); plane_config->size = PAGE_ALIGN(crtc->base.primary->fb->pitches[0] * aligned_height); @@ -12609,8 +12612,8 @@ static int intel_framebuffer_init(struct drm_device *dev, if (mode_cmd->offsets[0] != 0) return -EINVAL; - aligned_height = intel_align_height(dev, mode_cmd->height, - obj->tiling_mode); + aligned_height = intel_fb_align_height(dev, mode_cmd->height, + obj->tiling_mode); /* FIXME drm helper for size checks (especially planar formats)? */ if (obj->base.size < aligned_height * mode_cmd->pitches[0]) return -EINVAL; |