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anv: optimize pipeline switching with secondaries

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Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/38479>
This commit is contained in:
Lionel Landwerlin
2025-11-17 11:20:56 +02:00
committed by Marge Bot
parent 85a117bc37
commit 8147108590
1 changed files with 14 additions and 2 deletions
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src/intel/vulkan/genX_cmd_buffer.c
+14 -2
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@@ -3193,8 +3193,16 @@ genX(BeginCommandBuffer)(
* secondary command buffer is considered to be entirely inside a render
* pass. If this is a primary command buffer, then this bit is ignored.
*/
if (cmd_buffer->vk.level == VK_COMMAND_BUFFER_LEVEL_PRIMARY)
if (cmd_buffer->vk.level == VK_COMMAND_BUFFER_LEVEL_PRIMARY) {
cmd_buffer->usage_flags &= ~VK_COMMAND_BUFFER_USAGE_RENDER_PASS_CONTINUE_BIT;
} else if (cmd_buffer->usage_flags &
VK_COMMAND_BUFFER_USAGE_RENDER_PASS_CONTINUE_BIT) {
/* For secondary, if we have RENDER_PASS_CONTINUE_BIT, we can assume the
* pipeline mode is 3D. This avoid some stalling/state-emission.
*/
cmd_buffer->state.current_pipeline = _3D;
}
#if GFX_VER >= 12
/* Reenable prefetching at the beginning of secondary command buffers. We
@@ -3676,6 +3684,11 @@ genX(CmdExecuteCommands)(
}
db_mode = secondary->state.current_db_mode;
/* Set the current pipeline state to the secondary's state if it did
* program the PIPELINE_SELECT instruction. */
if (secondary->state.current_pipeline != UINT32_MAX)
container->state.current_pipeline = secondary->state.current_pipeline;
}
/* The secondary isn't counted in our VF cache tracking so we need to
@@ -3699,7 +3712,6 @@ genX(CmdExecuteCommands)(
* where we do any draws or compute dispatches from the container after the
* secondary has returned.
*/
container->state.current_pipeline = UINT32_MAX;
container->state.current_l3_config = NULL;
container->state.current_hash_scale = 0;
container->state.gfx.push_constant_stages = 0;