Defer actual enabling of RPS to the set rps routine, called upon enabling and so we only start RPS when all thresholds have been set.
Signed-off-by: Chris Wilson <[email protected]> Cc: Mika Kuoppala <[email protected]> Cc: [email protected] --- drivers/gpu/drm/i915/intel_pm.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 169c4908ad5b..a40ad32d76eb 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5344,9 +5344,17 @@ static void gen9_enable_rps(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RP_IDLE_HYSTERSIS, 0xa); + I915_WRITE(GEN6_RP_CONTROL, + GEN6_RP_MEDIA_TURBO | + GEN6_RP_MEDIA_HW_NORMAL_MODE | + GEN6_RP_MEDIA_IS_GFX | + GEN6_RP_UP_BUSY_AVG | + GEN6_RP_DOWN_IDLE_AVG); + /* Leaning on the below call to gen6_set_rps to program/setup the - * Up/Down EI & threshold registers, as well as the RP_CONTROL, - * RP_INTERRUPT_LIMITS & RPNSWREQ registers */ + * Up/Down EI & threshold registers, as well as the + * RP_INTERRUPT_LIMITS & RPNSWREQ registers + */ reset_rps(dev_priv, gen6_set_rps); intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); @@ -5476,7 +5484,6 @@ static void gen8_enable_rps(struct drm_i915_private *dev_priv) GEN6_RP_MEDIA_TURBO | GEN6_RP_MEDIA_HW_NORMAL_MODE | GEN6_RP_MEDIA_IS_GFX | - GEN6_RP_ENABLE | GEN6_RP_UP_BUSY_AVG | GEN6_RP_DOWN_IDLE_AVG); @@ -6042,7 +6049,6 @@ static void cherryview_enable_rps(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RP_CONTROL, GEN6_RP_MEDIA_HW_NORMAL_MODE | GEN6_RP_MEDIA_IS_GFX | - GEN6_RP_ENABLE | GEN6_RP_UP_BUSY_AVG | GEN6_RP_DOWN_IDLE_AVG); @@ -6100,7 +6106,6 @@ static void valleyview_enable_rps(struct drm_i915_private *dev_priv) GEN6_RP_MEDIA_TURBO | GEN6_RP_MEDIA_HW_NORMAL_MODE | GEN6_RP_MEDIA_IS_GFX | - GEN6_RP_ENABLE | GEN6_RP_UP_BUSY_AVG | GEN6_RP_DOWN_IDLE_CONT); -- 2.11.0 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
