drm/i915: Add GPGPU_THREADS_DISPATCHED to the register whitelist

This will allow us to read the number of dispatched compute threads
for GL_ARB_pipeline_statistics_query.

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Cc: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c
index 0d757cd..806e812 100644 (file)
--- a/drivers/gpu/drm/i915/i915_cmd_parser.c
+++ b/drivers/gpu/drm/i915/i915_cmd_parser.c
@@ -405,6 +405,7 @@ static const struct drm_i915_cmd_table hsw_blt_ring_cmds[] = {
 #define REG64(addr) (addr), (addr + sizeof(u32))
 
 static const u32 gen7_render_regs[] = {
+       REG64(GPGPU_THREADS_DISPATCHED),
        REG64(HS_INVOCATION_COUNT),
        REG64(DS_INVOCATION_COUNT),
        REG64(IA_VERTICES_COUNT),
@@ -1153,6 +1154,7 @@ int i915_cmd_parser_get_version(void)
         *    hardware parsing enabled (so does not allow new use cases).
         * 2. Allow access to the MI_PREDICATE_SRC0 and
         *    MI_PREDICATE_SRC1 registers.
+        * 3. Allow access to the GPGPU_THREADS_DISPATCHED register.
         */
-       return 2;
+       return 3;
 }

diff --cc drivers/gpu/drm/i915/i915_reg.h
Simple merge