This is required to support glDispatchComputeIndirect for gen7.
Signed-off-by: Jordan Justen <[email protected]>
Reviewed-by: Kristian Høgsberg <[email protected]>
---
drivers/gpu/drm/i915/i915_cmd_parser.c | 6 +++++-
drivers/gpu/drm/i915/i915_reg.h | 4 ++++
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c
b/drivers/gpu/drm/i915/i915_cmd_parser.c
index 09932ca..db58c8d 100644
--- a/drivers/gpu/drm/i915/i915_cmd_parser.c
+++ b/drivers/gpu/drm/i915/i915_cmd_parser.c
@@ -448,6 +448,9 @@ static const struct drm_i915_reg_descriptor
gen7_render_regs[] = {
REG32(GEN7_3DPRIM_INSTANCE_COUNT),
REG32(GEN7_3DPRIM_START_INSTANCE),
REG32(GEN7_3DPRIM_BASE_VERTEX),
+ REG32(GEN7_GPGPU_DISPATCHDIMX),
+ REG32(GEN7_GPGPU_DISPATCHDIMY),
+ REG32(GEN7_GPGPU_DISPATCHDIMZ),
REG64(GEN7_SO_NUM_PRIMS_WRITTEN(0)),
REG64(GEN7_SO_NUM_PRIMS_WRITTEN(1)),
REG64(GEN7_SO_NUM_PRIMS_WRITTEN(2)),
@@ -1214,6 +1217,7 @@ int i915_cmd_parser_get_version(void)
* MI_PREDICATE_SRC1 registers.
* 3. Allow access to the GPGPU_THREADS_DISPATCHED register.
* 4. L3 atomic chicken bits of HSW_SCRATCH1 and HSW_ROW_CHICKEN3.
+ * 5. GPGPU dispatch compute indirect registers.
*/
- return 4;
+ return 5;
}
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 56157eb..f2b6425 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -536,6 +536,10 @@
#define GEN7_3DPRIM_START_INSTANCE 0x243C
#define GEN7_3DPRIM_BASE_VERTEX 0x2440
+#define GEN7_GPGPU_DISPATCHDIMX 0x2500
+#define GEN7_GPGPU_DISPATCHDIMY 0x2504
+#define GEN7_GPGPU_DISPATCHDIMZ 0x2508
+
#define OACONTROL 0x2360
#define _GEN7_PIPEA_DE_LOAD_SL 0x70068
--
2.5.1
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