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-rw-r--r--src/amd/vulkan/radv_cmd_buffer.c91
-rw-r--r--src/amd/vulkan/radv_image.c10
-rw-r--r--src/amd/vulkan/radv_private.h8
3 files changed, 81 insertions, 28 deletions
diff --git a/src/amd/vulkan/radv_cmd_buffer.c b/src/amd/vulkan/radv_cmd_buffer.c
index ccf762ead46..23909a0f7dd 100644
--- a/src/amd/vulkan/radv_cmd_buffer.c
+++ b/src/amd/vulkan/radv_cmd_buffer.c
@@ -1067,7 +1067,7 @@ static void
radv_update_zrange_precision(struct radv_cmd_buffer *cmd_buffer,
struct radv_ds_buffer_info *ds,
struct radv_image *image, VkImageLayout layout,
- bool requires_cond_write)
+ bool requires_cond_exec)
{
uint32_t db_z_info = ds->db_z_info;
uint32_t db_z_info_reg;
@@ -1091,38 +1091,21 @@ radv_update_zrange_precision(struct radv_cmd_buffer *cmd_buffer,
}
/* When we don't know the last fast clear value we need to emit a
- * conditional packet, otherwise we can update DB_Z_INFO directly.
+ * conditional packet that will eventually skip the following
+ * SET_CONTEXT_REG packet.
*/
- if (requires_cond_write) {
- radeon_emit(cmd_buffer->cs, PKT3(PKT3_COND_WRITE, 7, 0));
-
- const uint32_t write_space = 0 << 8; /* register */
- const uint32_t poll_space = 1 << 4; /* memory */
- const uint32_t function = 3 << 0; /* equal to the reference */
- const uint32_t options = write_space | poll_space | function;
- radeon_emit(cmd_buffer->cs, options);
-
- /* poll address - location of the depth clear value */
+ if (requires_cond_exec) {
uint64_t va = radv_buffer_get_va(image->bo);
- va += image->offset + image->clear_value_offset;
-
- /* In presence of stencil format, we have to adjust the base
- * address because the first value is the stencil clear value.
- */
- if (vk_format_is_stencil(image->vk_format))
- va += 4;
+ va += image->offset + image->tc_compat_zrange_offset;
+ radeon_emit(cmd_buffer->cs, PKT3(PKT3_COND_EXEC, 3, 0));
radeon_emit(cmd_buffer->cs, va);
radeon_emit(cmd_buffer->cs, va >> 32);
-
- radeon_emit(cmd_buffer->cs, fui(0.0f)); /* reference value */
- radeon_emit(cmd_buffer->cs, (uint32_t)-1); /* comparison mask */
- radeon_emit(cmd_buffer->cs, db_z_info_reg >> 2); /* write address low */
- radeon_emit(cmd_buffer->cs, 0u); /* write address high */
- radeon_emit(cmd_buffer->cs, db_z_info);
- } else {
- radeon_set_context_reg(cmd_buffer->cs, db_z_info_reg, db_z_info);
+ radeon_emit(cmd_buffer->cs, 0);
+ radeon_emit(cmd_buffer->cs, 3); /* SET_CONTEXT_REG size */
}
+
+ radeon_set_context_reg(cmd_buffer->cs, db_z_info_reg, db_z_info);
}
static void
@@ -1270,6 +1253,45 @@ radv_set_ds_clear_metadata(struct radv_cmd_buffer *cmd_buffer,
}
/**
+ * Update the TC-compat metadata value for this image.
+ */
+static void
+radv_set_tc_compat_zrange_metadata(struct radv_cmd_buffer *cmd_buffer,
+ struct radv_image *image,
+ uint32_t value)
+{
+ struct radeon_cmdbuf *cs = cmd_buffer->cs;
+ uint64_t va = radv_buffer_get_va(image->bo);
+ va += image->offset + image->tc_compat_zrange_offset;
+
+ radeon_emit(cs, PKT3(PKT3_WRITE_DATA, 3, 0));
+ radeon_emit(cs, S_370_DST_SEL(V_370_MEM_ASYNC) |
+ S_370_WR_CONFIRM(1) |
+ S_370_ENGINE_SEL(V_370_PFP));
+ radeon_emit(cs, va);
+ radeon_emit(cs, va >> 32);
+ radeon_emit(cs, value);
+}
+
+static void
+radv_update_tc_compat_zrange_metadata(struct radv_cmd_buffer *cmd_buffer,
+ struct radv_image *image,
+ VkClearDepthStencilValue ds_clear_value)
+{
+ struct radeon_cmdbuf *cs = cmd_buffer->cs;
+ uint64_t va = radv_buffer_get_va(image->bo);
+ va += image->offset + image->tc_compat_zrange_offset;
+ uint32_t cond_val;
+
+ /* Conditionally set DB_Z_INFO.ZRANGE_PRECISION to 0 when the last
+ * depth clear value is 0.0f.
+ */
+ cond_val = ds_clear_value.depth == 0.0f ? UINT_MAX : 0;
+
+ radv_set_tc_compat_zrange_metadata(cmd_buffer, image, cond_val);
+}
+
+/**
* Update the clear depth/stencil values for this image.
*/
void
@@ -1282,6 +1304,12 @@ radv_update_ds_clear_metadata(struct radv_cmd_buffer *cmd_buffer,
radv_set_ds_clear_metadata(cmd_buffer, image, ds_clear_value, aspects);
+ if (radv_image_is_tc_compat_htile(image) &&
+ (aspects & VK_IMAGE_ASPECT_DEPTH_BIT)) {
+ radv_update_tc_compat_zrange_metadata(cmd_buffer, image,
+ ds_clear_value);
+ }
+
radv_update_bound_fast_clear_ds(cmd_buffer, image, ds_clear_value,
aspects);
}
@@ -4229,6 +4257,15 @@ static void radv_initialize_htile(struct radv_cmd_buffer *cmd_buffer,
aspects |= VK_IMAGE_ASPECT_STENCIL_BIT;
radv_set_ds_clear_metadata(cmd_buffer, image, value, aspects);
+
+ if (radv_image_is_tc_compat_htile(image)) {
+ /* Initialize the TC-compat metada value to 0 because by
+ * default DB_Z_INFO.RANGE_PRECISION is set to 1, and we only
+ * need have to conditionally update its value when performing
+ * a fast depth clear.
+ */
+ radv_set_tc_compat_zrange_metadata(cmd_buffer, image, 0);
+ }
}
static void radv_handle_depth_image_transition(struct radv_cmd_buffer *cmd_buffer,
diff --git a/src/amd/vulkan/radv_image.c b/src/amd/vulkan/radv_image.c
index 4032906f3c6..090ca70a327 100644
--- a/src/amd/vulkan/radv_image.c
+++ b/src/amd/vulkan/radv_image.c
@@ -870,6 +870,14 @@ radv_image_alloc_htile(struct radv_image *image)
/* + 8 for storing the clear values */
image->clear_value_offset = image->htile_offset + image->surface.htile_size;
image->size = image->clear_value_offset + 8;
+ if (radv_image_is_tc_compat_htile(image)) {
+ /* Metadata for the TC-compatible HTILE hardware bug which
+ * have to be fixed by updating ZRANGE_PRECISION when doing
+ * fast depth clears to 0.0f.
+ */
+ image->tc_compat_zrange_offset = image->clear_value_offset + 8;
+ image->size = image->clear_value_offset + 16;
+ }
image->alignment = align64(image->alignment, image->surface.htile_alignment);
}
@@ -1014,8 +1022,8 @@ radv_image_create(VkDevice _device,
/* Otherwise, try to enable HTILE for depth surfaces. */
if (radv_image_can_enable_htile(image) &&
!(device->instance->debug_flags & RADV_DEBUG_NO_HIZ)) {
- radv_image_alloc_htile(image);
image->tc_compatible_htile = image->surface.flags & RADEON_SURF_TC_COMPATIBLE_HTILE;
+ radv_image_alloc_htile(image);
} else {
image->surface.htile_size = 0;
}
diff --git a/src/amd/vulkan/radv_private.h b/src/amd/vulkan/radv_private.h
index ac756f2c247..8d69b016d6f 100644
--- a/src/amd/vulkan/radv_private.h
+++ b/src/amd/vulkan/radv_private.h
@@ -1503,6 +1503,14 @@ struct radv_image {
uint64_t clear_value_offset;
uint64_t fce_pred_offset;
+ /*
+ * Metadata for the TC-compat zrange workaround. If the 32-bit value
+ * stored at this offset is UINT_MAX, the driver will emit
+ * DB_Z_INFO.ZRANGE_PRECISION=0, otherwise it will skip the
+ * SET_CONTEXT_REG packet.
+ */
+ uint64_t tc_compat_zrange_offset;
+
/* For VK_ANDROID_native_buffer, the WSI image owns the memory, */
VkDeviceMemory owned_memory;
};