On Fri, Jul 28, 2017 at 09:28:45AM +0100, Lionel Landwerlin wrote:
> 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
> :(
>
No problem, and please don't feel obligated to.
> Acked-by: Lionel Landwerlin <lionel.g.landwer...@intel.com>
>
Thanks for the Ack, though, this series has already been pushed
upstream. The assert you mentioned, are you hitting that on current
master?
Regards,
Nanley
> > 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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