[Intel-gfx] [PATCH 7/9] drm/i915/cmdparser: Check for SKIP descriptors first

Chris Wilson chris at chris-wilson.co.uk
Fri Aug 12 15:07:28 UTC 2016


If the command descriptor says to skip it, ignore checking for anyother
other conflict.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/i915_cmd_parser.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c
index 3b1100a0e0cb..b88607bb971a 100644
--- a/drivers/gpu/drm/i915/i915_cmd_parser.c
+++ b/drivers/gpu/drm/i915/i915_cmd_parser.c
@@ -1022,6 +1022,9 @@ static bool check_cmd(const struct intel_engine_cs *engine,
 		      const bool is_master,
 		      bool *oacontrol_set)
 {
+	if (desc->flags & CMD_DESC_SKIP)
+		return true;
+
 	if (desc->flags & CMD_DESC_REJECT) {
 		DRM_DEBUG_DRIVER("CMD: Rejected command: 0x%08X\n", *cmd);
 		return false;
-- 
2.8.1



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