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-rw-r--r--src/amd/vulkan/radv_extensions.py1
-rw-r--r--src/amd/vulkan/radv_pipeline.c22
2 files changed, 23 insertions, 0 deletions
diff --git a/src/amd/vulkan/radv_extensions.py b/src/amd/vulkan/radv_extensions.py
index bfee1f76fae..896cc624592 100644
--- a/src/amd/vulkan/radv_extensions.py
+++ b/src/amd/vulkan/radv_extensions.py
@@ -86,6 +86,7 @@ EXTENSIONS = [
Extension('VK_KHR_xlib_surface', 6, 'VK_USE_PLATFORM_XLIB_KHR'),
Extension('VK_KHR_multiview', 1, True),
Extension('VK_EXT_debug_report', 9, True),
+ Extension('VK_EXT_depth_range_unrestricted', 1, True),
Extension('VK_EXT_discard_rectangles', 1, True),
Extension('VK_EXT_external_memory_dma_buf', 1, True),
Extension('VK_EXT_external_memory_host', 1, 'device->rad_info.has_userptr'),
diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c
index 89c5e699414..dd5baec1173 100644
--- a/src/amd/vulkan/radv_pipeline.c
+++ b/src/amd/vulkan/radv_pipeline.c
@@ -2198,9 +2198,11 @@ radv_pipeline_generate_depth_stencil_state(struct radeon_winsys_cs *cs,
const VkPipelineDepthStencilStateCreateInfo *vkds = pCreateInfo->pDepthStencilState;
RADV_FROM_HANDLE(radv_render_pass, pass, pCreateInfo->renderPass);
struct radv_subpass *subpass = pass->subpasses + pCreateInfo->subpass;
+ struct radv_shader_variant *ps = pipeline->shaders[MESA_SHADER_FRAGMENT];
struct radv_render_pass_attachment *attachment = NULL;
uint32_t db_depth_control = 0, db_stencil_control = 0;
uint32_t db_render_control = 0, db_render_override2 = 0;
+ uint32_t db_render_override = 0;
if (subpass->depth_stencil_attachment.attachment != VK_ATTACHMENT_UNUSED)
attachment = pass->attachments + subpass->depth_stencil_attachment.attachment;
@@ -2242,10 +2244,30 @@ radv_pipeline_generate_depth_stencil_state(struct radeon_winsys_cs *cs,
db_render_override2 |= S_028010_DISABLE_SMEM_EXPCLEAR_OPTIMIZATION(extra->db_stencil_disable_expclear);
}
+ db_render_override |= S_02800C_FORCE_HIS_ENABLE0(V_02800C_FORCE_DISABLE) |
+ S_02800C_FORCE_HIS_ENABLE1(V_02800C_FORCE_DISABLE);
+
+ if (pipeline->device->enabled_extensions.EXT_depth_range_unrestricted &&
+ !pCreateInfo->pRasterizationState->depthClampEnable &&
+ ps->info.info.ps.writes_z) {
+ /* From VK_EXT_depth_range_unrestricted spec:
+ *
+ * "The behavior described in Primitive Clipping still applies.
+ * If depth clamping is disabled the depth values are still
+ * clipped to 0 ≤ zc ≤ wc before the viewport transform. If
+ * depth clamping is enabled the above equation is ignored and
+ * the depth values are instead clamped to the VkViewport
+ * minDepth and maxDepth values, which in the case of this
+ * extension can be outside of the 0.0 to 1.0 range."
+ */
+ db_render_override |= S_02800C_DISABLE_VIEWPORT_CLAMP(1);
+ }
+
radeon_set_context_reg(cs, R_028800_DB_DEPTH_CONTROL, db_depth_control);
radeon_set_context_reg(cs, R_02842C_DB_STENCIL_CONTROL, db_stencil_control);
radeon_set_context_reg(cs, R_028000_DB_RENDER_CONTROL, db_render_control);
+ radeon_set_context_reg(cs, R_02800C_DB_RENDER_OVERRIDE, db_render_override);
radeon_set_context_reg(cs, R_028010_DB_RENDER_OVERRIDE2, db_render_override2);
}