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Merge branch 'topic/oxygen' into for-linus
[sfrench/cifs-2.6.git]
/
drivers
/
gpu
/
drm
/
i915
/
i915_gem_tiling.c
diff --git
a/drivers/gpu/drm/i915/i915_gem_tiling.c
b/drivers/gpu/drm/i915/i915_gem_tiling.c
index 52a059354e83a7397c96dd8401434e6134cceee5..540dd336e6ec682ade96cc0c56f9f7078a2e97ac 100644
(file)
--- a/
drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/
drivers/gpu/drm/i915/i915_gem_tiling.c
@@
-213,7
+213,8
@@
i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
if (tiling_mode == I915_TILING_NONE)
return true;
if (tiling_mode == I915_TILING_NONE)
return true;
- if (tiling_mode == I915_TILING_Y && HAS_128_BYTE_Y_TILING(dev))
+ if (!IS_I9XX(dev) ||
+ (tiling_mode == I915_TILING_Y && HAS_128_BYTE_Y_TILING(dev)))
tile_width = 128;
else
tile_width = 512;
tile_width = 128;
else
tile_width = 512;
@@
-225,11
+226,18
@@
i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
if (stride / 128 > I965_FENCE_MAX_PITCH_VAL)
return false;
} else if (IS_I9XX(dev)) {
if (stride / 128 > I965_FENCE_MAX_PITCH_VAL)
return false;
} else if (IS_I9XX(dev)) {
- if (stride / tile_width > I830_FENCE_MAX_PITCH_VAL ||
+ uint32_t pitch_val = ffs(stride / tile_width) - 1;
+
+ /* XXX: For Y tiling, FENCE_MAX_PITCH_VAL is actually 6 (8KB)
+ * instead of 4 (2KB) on 945s.
+ */
+ if (pitch_val > I915_FENCE_MAX_PITCH_VAL ||
size > (I830_FENCE_MAX_SIZE_VAL << 20))
return false;
} else {
size > (I830_FENCE_MAX_SIZE_VAL << 20))
return false;
} else {
- if (stride / 128 > I830_FENCE_MAX_PITCH_VAL ||
+ uint32_t pitch_val = ffs(stride / tile_width) - 1;
+
+ if (pitch_val > I830_FENCE_MAX_PITCH_VAL ||
size > (I830_FENCE_MAX_SIZE_VAL << 19))
return false;
}
size > (I830_FENCE_MAX_SIZE_VAL << 19))
return false;
}