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iris: Use 3DSTATE_URB_ALLOC_* instructions

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Use 3DSTATE_URB_ALLOC_* instruction to program URB for multislice device
config.

In case only one slice is available in the device, SliceN fields will be
ignored by HW.

Signed-off-by: Sagar Ghuge <sagar.ghuge@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32736>
This commit is contained in:
Sagar Ghuge
2023-09-21 22:01:43 -07:00
committed by Marge Bot
parent 0bca8da981
commit 190bde3969
1 changed files with 25 additions and 0 deletions
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25
src/gallium/drivers/iris/iris_state.c
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@@ -902,12 +902,23 @@ genX(emit_urb_config)(struct iris_batch *batch,
genX(urb_workaround)(batch, &ice->shaders.urb.cfg); genX(urb_workaround)(batch, &ice->shaders.urb.cfg);
for (int i = MESA_SHADER_VERTEX; i <= MESA_SHADER_GEOMETRY; i++) { for (int i = MESA_SHADER_VERTEX; i <= MESA_SHADER_GEOMETRY; i++) {
#if GFX_VER >= 12
iris_emit_cmd(batch, GENX(3DSTATE_URB_ALLOC_VS), urb) {
urb._3DCommandSubOpcode += i;
urb.VSURBEntryAllocationSize = ice->shaders.urb.cfg.size[i] - 1;
urb.VSURBStartingAddressSlice0 = ice->shaders.urb.cfg.start[i];
urb.VSURBStartingAddressSliceN = ice->shaders.urb.cfg.start[i];
urb.VSNumberofURBEntriesSlice0 = ice->shaders.urb.cfg.entries[i];
urb.VSNumberofURBEntriesSliceN = ice->shaders.urb.cfg.entries[i];
}
#else
iris_emit_cmd(batch, GENX(3DSTATE_URB_VS), urb) { iris_emit_cmd(batch, GENX(3DSTATE_URB_VS), urb) {
urb._3DCommandSubOpcode += i; urb._3DCommandSubOpcode += i;
urb.VSURBStartingAddress = ice->shaders.urb.cfg.start[i]; urb.VSURBStartingAddress = ice->shaders.urb.cfg.start[i];
urb.VSURBEntryAllocationSize = ice->shaders.urb.cfg.size[i] - 1; urb.VSURBEntryAllocationSize = ice->shaders.urb.cfg.size[i] - 1;
urb.VSNumberofURBEntries = ice->shaders.urb.cfg.entries[i]; urb.VSNumberofURBEntries = ice->shaders.urb.cfg.entries[i];
} }
#endif
} }
} }
@@ -8360,6 +8371,19 @@ genX(urb_workaround)(struct iris_batch *batch,
MESA_SHADER_TESS_EVAL) && MESA_SHADER_TESS_EVAL) &&
batch->ice->shaders.last_urb.size[0] != 0) { batch->ice->shaders.last_urb.size[0] != 0) {
for (int i = MESA_SHADER_VERTEX; i <= MESA_SHADER_GEOMETRY; i++) { for (int i = MESA_SHADER_VERTEX; i <= MESA_SHADER_GEOMETRY; i++) {
#if GFX_VER >= 12
iris_emit_cmd(batch, GENX(3DSTATE_URB_ALLOC_VS), urb) {
urb._3DCommandSubOpcode += i;
urb.VSURBEntryAllocationSize =
batch->ice->shaders.last_urb.size[i] - 1;
urb.VSURBStartingAddressSlice0 =
batch->ice->shaders.last_urb.start[i];
urb.VSURBStartingAddressSliceN =
batch->ice->shaders.last_urb.start[i];
urb.VSNumberofURBEntriesSlice0 = i == 0 ? 256 : 0;
urb.VSNumberofURBEntriesSliceN = i == 0 ? 256 : 0;
}
#else
iris_emit_cmd(batch, GENX(3DSTATE_URB_VS), urb) { iris_emit_cmd(batch, GENX(3DSTATE_URB_VS), urb) {
urb._3DCommandSubOpcode += i; urb._3DCommandSubOpcode += i;
urb.VSURBStartingAddress = urb.VSURBStartingAddress =
@@ -8368,6 +8392,7 @@ genX(urb_workaround)(struct iris_batch *batch,
batch->ice->shaders.last_urb.size[i] - 1; batch->ice->shaders.last_urb.size[i] - 1;
urb.VSNumberofURBEntries = i == 0 ? 256 : 0; urb.VSNumberofURBEntries = i == 0 ? 256 : 0;
} }
#endif
} }
iris_emit_cmd(batch, GENX(PIPE_CONTROL), pc) { iris_emit_cmd(batch, GENX(PIPE_CONTROL), pc) {
pc.HDCPipelineFlushEnable = true; pc.HDCPipelineFlushEnable = true;