diff --git a/msm/sde/sde_encoder.c b/msm/sde/sde_encoder.c index 39b17cf252..f2359ccfa3 100644 --- a/msm/sde/sde_encoder.c +++ b/msm/sde/sde_encoder.c @@ -149,6 +149,33 @@ void sde_encoder_uidle_enable(struct drm_encoder *drm_enc, bool enable) } } +static void _sde_encoder_pm_qos_add_request(struct drm_encoder *drm_enc, + struct sde_kms *sde_kms) +{ + struct sde_encoder_virt *sde_enc = to_sde_encoder_virt(drm_enc); + u32 cpu_dma_latency; + + if (!sde_kms->catalog) + return; + + cpu_dma_latency = sde_kms->catalog->perf.cpu_dma_latency; + pm_qos_add_request(&sde_enc->pm_qos_cpu_req, + PM_QOS_CPU_DMA_LATENCY, cpu_dma_latency); + + SDE_EVT32_VERBOSE(DRMID(drm_enc), cpu_dma_latency); +} + +static void _sde_encoder_pm_qos_remove_request(struct drm_encoder *drm_enc, + struct sde_kms *sde_kms) +{ + struct sde_encoder_virt *sde_enc = to_sde_encoder_virt(drm_enc); + + if (!sde_kms->catalog) + return; + + pm_qos_remove_request(&sde_enc->pm_qos_cpu_req); +} + static bool _sde_encoder_is_autorefresh_enabled( struct sde_encoder_virt *sde_enc) { @@ -1392,7 +1419,12 @@ static int _sde_encoder_resource_control_helper(struct drm_encoder *drm_enc, /* enable all the irq */ _sde_encoder_irq_control(drm_enc, true); + if (is_cmd_mode) + _sde_encoder_pm_qos_add_request(drm_enc, sde_kms); + } else { + if (is_cmd_mode) + _sde_encoder_pm_qos_remove_request(drm_enc, sde_kms); /* disable all the irq */ _sde_encoder_irq_control(drm_enc, false);