aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/i915/i915_gem_tiling.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_tiling.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem_tiling.c16
1 files changed, 1 insertions, 15 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index 79a04fde69b5..22a32b9932c5 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -184,7 +184,7 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev)
184static bool 184static bool
185i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode) 185i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
186{ 186{
187 int tile_width, tile_height; 187 int tile_width;
188 188
189 /* Linear is always fine */ 189 /* Linear is always fine */
190 if (tiling_mode == I915_TILING_NONE) 190 if (tiling_mode == I915_TILING_NONE)
@@ -215,20 +215,6 @@ i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
215 } 215 }
216 } 216 }
217 217
218 if (IS_GEN2(dev) ||
219 (tiling_mode == I915_TILING_Y && HAS_128_BYTE_Y_TILING(dev)))
220 tile_height = 32;
221 else
222 tile_height = 8;
223 /* i8xx is strange: It has 2 interleaved rows of tiles, so needs an even
224 * number of tile rows. */
225 if (IS_GEN2(dev))
226 tile_height *= 2;
227
228 /* Size needs to be aligned to a full tile row */
229 if (size & (tile_height * stride - 1))
230 return false;
231
232 /* 965+ just needs multiples of tile width */ 218 /* 965+ just needs multiples of tile width */
233 if (INTEL_INFO(dev)->gen >= 4) { 219 if (INTEL_INFO(dev)->gen >= 4) {
234 if (stride & (tile_width - 1)) 220 if (stride & (tile_width - 1))