[Intel-gfx] [PATCH 2/2] drm/i915: Let's avoid even early init if SLPC is used.

Rodrigo Vivi rodrigo.vivi at intel.com
Fri Sep 2 09:51:26 UTC 2022


SLPC has its own waiboost variables and lock mechanism.
No need for these extra stuff, in special no need for the
timer.

Cc: Ashutosh Dixit <ashutosh.dixit at intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
---
 drivers/gpu/drm/i915/gt/intel_rps.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_rps.c b/drivers/gpu/drm/i915/gt/intel_rps.c
index 6fadde4ee7bf..c29652281f2e 100644
--- a/drivers/gpu/drm/i915/gt/intel_rps.c
+++ b/drivers/gpu/drm/i915/gt/intel_rps.c
@@ -1960,6 +1960,9 @@ void gen5_rps_irq_handler(struct intel_rps *rps)
 
 void intel_rps_init_early(struct intel_rps *rps)
 {
+	if (rps_uses_slpc(rps))
+		return;
+
 	mutex_init(&rps->lock);
 	mutex_init(&rps->power.mutex);
 
-- 
2.37.2



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