On 19/07/17 22:21, Nanley Chery wrote:
Cc: <mesa-sta...@lists.freedesktop.org>
Suggested-by: Jason Ekstrand <ja...@jlekstrand.net>
Signed-off-by: Nanley Chery <nanley.g.ch...@intel.com>
---
src/intel/vulkan/anv_blorp.c | 8 ++++----
src/intel/vulkan/anv_private.h | 8 ++++----
src/intel/vulkan/genX_cmd_buffer.c | 25 +++++++++++++++----------
3 files changed, 23 insertions(+), 18 deletions(-)
diff --git a/src/intel/vulkan/anv_blorp.c b/src/intel/vulkan/anv_blorp.c
index 459d57ec57..d6cbc1c0cd 100644
--- a/src/intel/vulkan/anv_blorp.c
+++ b/src/intel/vulkan/anv_blorp.c
@@ -1434,10 +1434,10 @@ void anv_CmdResolveImage(
}
void
-anv_image_ccs_clear(struct anv_cmd_buffer *cmd_buffer,
- const struct anv_image *image,
- const uint32_t base_level, const uint32_t level_count,
- const uint32_t base_layer, uint32_t layer_count)
+anv_image_fast_clear(struct anv_cmd_buffer *cmd_buffer,
+ const struct anv_image *image,
+ const uint32_t base_level, const uint32_t level_count,
+ const uint32_t base_layer, uint32_t layer_count)
{
assert(image->type == VK_IMAGE_TYPE_3D || image->extent.depth == 1);
diff --git a/src/intel/vulkan/anv_private.h b/src/intel/vulkan/anv_private.h
index 4dce360c76..9a5d2d6fa4 100644
--- a/src/intel/vulkan/anv_private.h
+++ b/src/intel/vulkan/anv_private.h
@@ -2108,10 +2108,10 @@ anv_ccs_resolve(struct anv_cmd_buffer * const
cmd_buffer,
const enum blorp_fast_clear_op op);
void
-anv_image_ccs_clear(struct anv_cmd_buffer *cmd_buffer,
- const struct anv_image *image,
- const uint32_t base_level, const uint32_t level_count,
- const uint32_t base_layer, uint32_t layer_count);
+anv_image_fast_clear(struct anv_cmd_buffer *cmd_buffer,
+ const struct anv_image *image,
+ const uint32_t base_level, const uint32_t level_count,
+ const uint32_t base_layer, uint32_t layer_count);
enum isl_aux_usage
anv_layout_to_aux_usage(const struct gen_device_info * const devinfo,
diff --git a/src/intel/vulkan/genX_cmd_buffer.c
b/src/intel/vulkan/genX_cmd_buffer.c
index 9b3bb10164..81972821d1 100644
--- a/src/intel/vulkan/genX_cmd_buffer.c
+++ b/src/intel/vulkan/genX_cmd_buffer.c
@@ -392,7 +392,9 @@ transition_color_buffer(struct anv_cmd_buffer *cmd_buffer,
VkImageLayout initial_layout,
VkImageLayout final_layout)
{
- if (image->aux_usage != ISL_AUX_USAGE_CCS_E)
+ assert(image->aspects == VK_IMAGE_ASPECT_COLOR_BIT);
+
+ if (image->aux_usage == ISL_AUX_USAGE_NONE)
return;
This bit definitely makes sense to me.
I've been hitting it on newer work where the anv_image_fast_clear()
would assert because there is no auxiliary surface.
I'm not familiar with the CCS stuff enough to review the part below
though :(
Acked-by: Lionel Landwerlin <lionel.g.landwer...@intel.com>
if (initial_layout != VK_IMAGE_LAYOUT_UNDEFINED &&
@@ -405,15 +407,18 @@ transition_color_buffer(struct anv_cmd_buffer *cmd_buffer,
layer_count = anv_minify(image->extent.depth, base_level);
}
-#if GEN_GEN >= 9
- /* We're transitioning from an undefined layout so it doesn't really matter
- * what data ends up in the color buffer. We do, however, need to ensure
- * that the CCS has valid data in it. One easy way to do that is to
- * fast-clear the specified range.
- */
- anv_image_ccs_clear(cmd_buffer, image, base_level, level_count,
- base_layer, layer_count);
-#endif
+ if (image->aux_usage == ISL_AUX_USAGE_CCS_E ||
+ image->samples == 2 || image->samples == 8) {
+ /* We're transitioning from an undefined layout so it doesn't really
+ * matter what data ends up in the color buffer. We do, however, need to
+ * ensure that the auxiliary surface is not in an undefined state. This
+ * state is possible for CCS buffers SKL+ and MCS buffers with certain
+ * sample counts. One easy way to get to a valid state is to fast-clear
+ * the specified range.
+ */
+ anv_image_fast_clear(cmd_buffer, image, base_level, level_count,
+ base_layer, layer_count);
+ }
}
/**
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