diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_rps.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_rps.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_rps.c b/drivers/gpu/drm/i915/gt/intel_rps.c index 0db565d2be9a..466ec671b379 100644 --- a/drivers/gpu/drm/i915/gt/intel_rps.c +++ b/drivers/gpu/drm/i915/gt/intel_rps.c @@ -509,6 +509,7 @@ static unsigned int init_emon(struct intel_uncore *uncore) static bool gen5_rps_enable(struct intel_rps *rps) { + struct drm_i915_private *i915 = rps_to_i915(rps); struct intel_uncore *uncore = rps_to_uncore(rps); u8 fstart, vstart; u32 rgvmodectl; @@ -566,6 +567,10 @@ static bool gen5_rps_enable(struct intel_rps *rps) rps->ips.last_count2 = intel_uncore_read(uncore, GFXEC); rps->ips.last_time2 = ktime_get_raw_ns(); + spin_lock(&i915->irq_lock); + ilk_enable_display_irq(i915, DE_PCU_EVENT); + spin_unlock(&i915->irq_lock); + spin_unlock_irq(&mchdev_lock); rps->ips.corr = init_emon(uncore); @@ -575,11 +580,16 @@ static bool gen5_rps_enable(struct intel_rps *rps) static void gen5_rps_disable(struct intel_rps *rps) { + struct drm_i915_private *i915 = rps_to_i915(rps); struct intel_uncore *uncore = rps_to_uncore(rps); u16 rgvswctl; spin_lock_irq(&mchdev_lock); + spin_lock(&i915->irq_lock); + ilk_disable_display_irq(i915, DE_PCU_EVENT); + spin_unlock(&i915->irq_lock); + rgvswctl = intel_uncore_read16(uncore, MEMSWCTL); /* Ack interrupts, disable EFC interrupt */ @@ -587,11 +597,6 @@ static void gen5_rps_disable(struct intel_rps *rps) intel_uncore_read(uncore, MEMINTREN) & ~MEMINT_EVAL_CHG_EN); intel_uncore_write(uncore, MEMINTRSTS, MEMINT_EVAL_CHG); - intel_uncore_write(uncore, DEIER, - intel_uncore_read(uncore, DEIER) & ~DE_PCU_EVENT); - intel_uncore_write(uncore, DEIIR, DE_PCU_EVENT); - intel_uncore_write(uncore, DEIMR, - intel_uncore_read(uncore, DEIMR) | DE_PCU_EVENT); /* Go back to the starting frequency */ gen5_rps_set(rps, rps->idle_freq); |