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drm/i915: Add GEN7_GPGPU_DISPATCHDIMX/Y/Z to the register whitelist 

This is required to support glDispatchComputeIndirect for gen7.

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Kristian Høgsberg <krh@bitplanet.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
hifive-unleashed-5.1
Jordan Justen 2015-10-01 23:09:58 -07:00 committed by Daniel Vetter
parent 3e7732a05d
commit 7b9748cb51
2 changed files with 9 additions and 1 deletions
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6
drivers/gpu/drm/i915/i915_cmd_parser.c
View File

@ -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;
}

4
drivers/gpu/drm/i915/i915_reg.h
View File

@ -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