[Mesa-dev] [PATCH] radv: Implement TC compatible HTILE.
Bas Nieuwenhuizen
bas at basnieuwenhuizen.nl
Wed Oct 4 00:51:35 UTC 2017
The situations where we enable it are quite limitied, but it works,
even for madmax, so lets just enable it.
---
src/amd/vulkan/radv_device.c | 28 ++++++++++++++++++++++++++--
src/amd/vulkan/radv_image.c | 21 +++++++++++++++++++++
src/amd/vulkan/radv_meta_clear.c | 18 ++++++++++++++----
src/amd/vulkan/radv_private.h | 1 +
4 files changed, 62 insertions(+), 6 deletions(-)
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 402c948e523..aa7fe35d87e 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -3249,6 +3249,18 @@ radv_initialise_ds_surface(struct radv_device *device,
if (iview->image->surface.htile_size && !level) {
ds->db_z_info |= S_028038_TILE_SURFACE_ENABLE(1);
+ if (iview->image->tc_compatible_htile) {
+ unsigned max_zplanes = 4;
+
+ if (iview->vk_format == VK_FORMAT_D16_UNORM &&
+ iview->image->info.samples > 1)
+ max_zplanes = 2;
+
+ ds->db_z_info |= S_028038_DECOMPRESS_ON_N_ZPLANES(max_zplanes + 1) |
+ S_028038_ITERATE_FLUSH(1);
+ ds->db_stencil_info |= S_02803C_ITERATE_FLUSH(1);
+ }
+
if (!iview->image->surface.has_stencil)
/* Use all of the htile_buffer for depth if there's no stencil. */
ds->db_stencil_info |= S_02803C_TILE_STENCIL_DISABLE(1);
@@ -3268,7 +3280,7 @@ radv_initialise_ds_surface(struct radv_device *device,
z_offs += iview->image->surface.u.legacy.level[level].offset;
s_offs += iview->image->surface.u.legacy.stencil_level[level].offset;
- ds->db_depth_info = S_02803C_ADDR5_SWIZZLE_MASK(1);
+ ds->db_depth_info = S_02803C_ADDR5_SWIZZLE_MASK(!iview->image->tc_compatible_htile);
ds->db_z_info = S_028040_FORMAT(format) | S_028040_ZRANGE_PRECISION(1);
ds->db_stencil_info = S_028044_FORMAT(stencil_format);
@@ -3312,7 +3324,8 @@ radv_initialise_ds_surface(struct radv_device *device,
if (iview->image->surface.htile_size && !level) {
ds->db_z_info |= S_028040_TILE_SURFACE_ENABLE(1);
- if (!iview->image->surface.has_stencil)
+ if (!iview->image->surface.has_stencil &&
+ !iview->image->tc_compatible_htile)
/* Use all of the htile_buffer for depth if there's no stencil. */
ds->db_stencil_info |= S_028044_TILE_STENCIL_DISABLE(1);
@@ -3320,6 +3333,17 @@ radv_initialise_ds_surface(struct radv_device *device,
iview->image->htile_offset;
ds->db_htile_data_base = va >> 8;
ds->db_htile_surface = S_028ABC_FULL_CACHE(1);
+
+ if (iview->image->tc_compatible_htile) {
+ ds->db_htile_surface |= S_028ABC_TC_COMPATIBLE(1);
+
+ if (iview->image->info.samples <= 1)
+ ds->db_z_info |= S_028040_DECOMPRESS_ON_N_ZPLANES(5);
+ else if (iview->image->info.samples <= 4)
+ ds->db_z_info |= S_028040_DECOMPRESS_ON_N_ZPLANES(3);
+ else
+ ds->db_z_info|= S_028040_DECOMPRESS_ON_N_ZPLANES(2);
+ }
}
}
diff --git a/src/amd/vulkan/radv_image.c b/src/amd/vulkan/radv_image.c
index 35c58f45ab5..bf30281abaa 100644
--- a/src/amd/vulkan/radv_image.c
+++ b/src/amd/vulkan/radv_image.c
@@ -109,6 +109,15 @@ radv_init_surface(struct radv_device *device,
if (is_depth) {
surface->flags |= RADEON_SURF_ZBUFFER;
+ if (!(pCreateInfo->usage & VK_IMAGE_USAGE_STORAGE_BIT) &&
+ !(pCreateInfo->flags & VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT) &&
+ pCreateInfo->tiling != VK_IMAGE_TILING_LINEAR &&
+ pCreateInfo->mipLevels <= 1 &&
+ device->physical_device->rad_info.chip_class >= VI &&
+ (pCreateInfo->format == VK_FORMAT_D32_SFLOAT ||
+ (device->physical_device->rad_info.chip_class >= GFX9 &&
+ pCreateInfo->format == VK_FORMAT_D16_UNORM)))
+ surface->flags |= RADEON_SURF_TC_COMPATIBLE_HTILE;
}
if (is_stencil)
@@ -255,6 +264,11 @@ si_set_mutable_tex_desc_fields(struct radv_device *device,
meta_va = gpu_address + image->dcc_offset;
if (chip_class <= VI)
meta_va += base_level_info->dcc_offset;
+ } else if(image->tc_compatible_htile && image->surface.htile_size) {
+ meta_va = gpu_address + image->htile_offset;
+ }
+
+ if (meta_va) {
state[6] |= S_008F28_COMPRESSION_EN(1);
state[7] = meta_va >> 8;
state[7] |= image->surface.tile_swizzle;
@@ -898,6 +912,7 @@ radv_image_create(VkDevice _device,
if (radv_image_can_enable_htile(image) &&
!(device->debug_flags & RADV_DEBUG_NO_HIZ)) {
radv_image_alloc_htile(image);
+ image->tc_compatible_htile = image->surface.flags & RADEON_SURF_TC_COMPATIBLE_HTILE;
} else {
image->surface.htile_size = 0;
}
@@ -1040,6 +1055,9 @@ bool radv_layout_has_htile(const struct radv_image *image,
VkImageLayout layout,
unsigned queue_mask)
{
+ if (image->surface.htile_size && image->tc_compatible_htile)
+ return layout != VK_IMAGE_LAYOUT_GENERAL;
+
return image->surface.htile_size &&
(layout == VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL ||
layout == VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL) &&
@@ -1050,6 +1068,9 @@ bool radv_layout_is_htile_compressed(const struct radv_image *image,
VkImageLayout layout,
unsigned queue_mask)
{
+ if (image->surface.htile_size && image->tc_compatible_htile)
+ return layout != VK_IMAGE_LAYOUT_GENERAL;
+
return image->surface.htile_size &&
(layout == VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL ||
layout == VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL) &&
diff --git a/src/amd/vulkan/radv_meta_clear.c b/src/amd/vulkan/radv_meta_clear.c
index 1133024d588..fd2caf3d0ce 100644
--- a/src/amd/vulkan/radv_meta_clear.c
+++ b/src/amd/vulkan/radv_meta_clear.c
@@ -543,8 +543,10 @@ create_depthstencil_pipeline(struct radv_device *device,
static bool depth_view_can_fast_clear(struct radv_cmd_buffer *cmd_buffer,
const struct radv_image_view *iview,
+ VkImageAspectFlags aspects,
VkImageLayout layout,
- const VkClearRect *clear_rect)
+ const VkClearRect *clear_rect,
+ VkClearDepthStencilValue clear_value)
{
uint32_t queue_mask = radv_image_queue_family_mask(iview->image,
cmd_buffer->queue_family_index,
@@ -553,7 +555,13 @@ static bool depth_view_can_fast_clear(struct radv_cmd_buffer *cmd_buffer,
clear_rect->rect.extent.width != iview->extent.width ||
clear_rect->rect.extent.height != iview->extent.height)
return false;
- if (iview->base_mip == 0 &&
+ if (iview->image->tc_compatible_htile &&
+ (((aspects & VK_IMAGE_ASPECT_DEPTH_BIT) && clear_value.depth != 0.0 &&
+ clear_value.depth != 1.0) ||
+ ((aspects & VK_IMAGE_ASPECT_STENCIL_BIT) && clear_value.stencil != 0)))
+ return false;
+ if (iview->image->surface.htile_size &&
+ iview->base_mip == 0 &&
iview->base_layer == 0 &&
radv_layout_is_htile_compressed(iview->image, layout, queue_mask) &&
!radv_image_extent_compare(iview->image, &iview->extent))
@@ -571,7 +579,7 @@ pick_depthstencil_pipeline(struct radv_cmd_buffer *cmd_buffer,
const VkClearRect *clear_rect,
VkClearDepthStencilValue clear_value)
{
- bool fast = depth_view_can_fast_clear(cmd_buffer, iview, layout, clear_rect);
+ bool fast = depth_view_can_fast_clear(cmd_buffer, iview, aspects, layout, clear_rect, clear_value);
int index = DEPTH_CLEAR_SLOW;
if (fast) {
@@ -641,7 +649,9 @@ emit_depthstencil_clear(struct radv_cmd_buffer *cmd_buffer,
pipeline);
}
- if (depth_view_can_fast_clear(cmd_buffer, iview, subpass->depth_stencil_attachment.layout, clear_rect))
+ if (depth_view_can_fast_clear(cmd_buffer, iview, aspects,
+ subpass->depth_stencil_attachment.layout,
+ clear_rect, clear_value))
radv_set_depth_clear_regs(cmd_buffer, iview->image, clear_value, aspects);
radv_CmdSetViewport(radv_cmd_buffer_to_handle(cmd_buffer), 0, 1, &(VkViewport) {
diff --git a/src/amd/vulkan/radv_private.h b/src/amd/vulkan/radv_private.h
index 5cab4072116..c2d78a7e2c7 100644
--- a/src/amd/vulkan/radv_private.h
+++ b/src/amd/vulkan/radv_private.h
@@ -1218,6 +1218,7 @@ struct radv_image {
VkDeviceSize offset;
uint32_t dcc_offset;
uint32_t htile_offset;
+ bool tc_compatible_htile;
struct radeon_surf surface;
struct radv_fmask_info fmask;
--
2.14.2
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