diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_drrs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_drrs.c | 103 |
1 files changed, 45 insertions, 58 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_drrs.c b/drivers/gpu/drm/i915/display/intel_drrs.c index be9b6d4482f0..a2b65eca1441 100644 --- a/drivers/gpu/drm/i915/display/intel_drrs.c +++ b/drivers/gpu/drm/i915/display/intel_drrs.c @@ -39,8 +39,8 @@ * no movement on screen, after a timeout of 1 second, a switch to low RR is * made. * - * For integration with frontbuffer tracking code, intel_edp_drrs_invalidate() - * and intel_edp_drrs_flush() are called. + * For integration with frontbuffer tracking code, intel_drrs_invalidate() + * and intel_drrs_flush() are called. * * DRRS can be further extended to support other internal panels and also * the scenario of video playback wherein RR is set based on the rate @@ -48,9 +48,9 @@ */ void -intel_dp_drrs_compute_config(struct intel_dp *intel_dp, - struct intel_crtc_state *pipe_config, - int output_bpp, bool constant_n) +intel_drrs_compute_config(struct intel_dp *intel_dp, + struct intel_crtc_state *pipe_config, + int output_bpp, bool constant_n) { struct intel_connector *intel_connector = intel_dp->attached_connector; struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); @@ -62,7 +62,7 @@ intel_dp_drrs_compute_config(struct intel_dp *intel_dp, /* * DRRS and PSR can't be enable together, so giving preference to PSR * as it allows more power-savings by complete shutting down display, - * so to guarantee this, intel_dp_drrs_compute_config() must be called + * so to guarantee this, intel_drrs_compute_config() must be called * after intel_psr_compute_config(). */ if (pipe_config->has_psr) @@ -87,22 +87,9 @@ intel_dp_drrs_compute_config(struct intel_dp *intel_dp, pipe_config->dp_m2_n2.gmch_m *= pipe_config->splitter.link_count; } -/** - * intel_dp_set_drrs_state - program registers for RR switch to take effect - * @dev_priv: i915 device - * @crtc_state: a pointer to the active intel_crtc_state - * @refresh_rate: RR to be programmed - * - * This function gets called when refresh rate (RR) has to be changed from - * one frequency to another. Switches can be between high and low RR - * supported by the panel or to any other RR based on media playback (in - * this case, RR value needs to be passed from user space). - * - * The caller of this function needs to take a lock on dev_priv->drrs. - */ -static void intel_dp_set_drrs_state(struct drm_i915_private *dev_priv, - const struct intel_crtc_state *crtc_state, - int refresh_rate) +static void intel_drrs_set_state(struct drm_i915_private *dev_priv, + const struct intel_crtc_state *crtc_state, + int refresh_rate) { struct intel_dp *intel_dp = dev_priv->drrs.dp; struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); @@ -185,7 +172,7 @@ static void intel_dp_set_drrs_state(struct drm_i915_private *dev_priv, } static void -intel_edp_drrs_enable_locked(struct intel_dp *intel_dp) +intel_drrs_enable_locked(struct intel_dp *intel_dp) { struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); @@ -194,14 +181,14 @@ intel_edp_drrs_enable_locked(struct intel_dp *intel_dp) } /** - * intel_edp_drrs_enable - init drrs struct if supported + * intel_drrs_enable - init drrs struct if supported * @intel_dp: DP struct * @crtc_state: A pointer to the active crtc state. * * Initializes frontbuffer_bits and drrs.dp */ -void intel_edp_drrs_enable(struct intel_dp *intel_dp, - const struct intel_crtc_state *crtc_state) +void intel_drrs_enable(struct intel_dp *intel_dp, + const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); @@ -217,15 +204,15 @@ void intel_edp_drrs_enable(struct intel_dp *intel_dp, goto unlock; } - intel_edp_drrs_enable_locked(intel_dp); + intel_drrs_enable_locked(intel_dp); unlock: mutex_unlock(&dev_priv->drrs.mutex); } static void -intel_edp_drrs_disable_locked(struct intel_dp *intel_dp, - const struct intel_crtc_state *crtc_state) +intel_drrs_disable_locked(struct intel_dp *intel_dp, + const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); @@ -233,20 +220,20 @@ intel_edp_drrs_disable_locked(struct intel_dp *intel_dp, int refresh; refresh = drm_mode_vrefresh(intel_dp->attached_connector->panel.fixed_mode); - intel_dp_set_drrs_state(dev_priv, crtc_state, refresh); + intel_drrs_set_state(dev_priv, crtc_state, refresh); } dev_priv->drrs.dp = NULL; } /** - * intel_edp_drrs_disable - Disable DRRS + * intel_drrs_disable - Disable DRRS * @intel_dp: DP struct * @old_crtc_state: Pointer to old crtc_state. * */ -void intel_edp_drrs_disable(struct intel_dp *intel_dp, - const struct intel_crtc_state *old_crtc_state) +void intel_drrs_disable(struct intel_dp *intel_dp, + const struct intel_crtc_state *old_crtc_state) { struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); @@ -259,24 +246,24 @@ void intel_edp_drrs_disable(struct intel_dp *intel_dp, return; } - intel_edp_drrs_disable_locked(intel_dp, old_crtc_state); + intel_drrs_disable_locked(intel_dp, old_crtc_state); mutex_unlock(&dev_priv->drrs.mutex); cancel_delayed_work_sync(&dev_priv->drrs.work); } /** - * intel_edp_drrs_update - Update DRRS state + * intel_drrs_update - Update DRRS state * @intel_dp: Intel DP * @crtc_state: new CRTC state * * This function will update DRRS states, disabling or enabling DRRS when - * executing fastsets. For full modeset, intel_edp_drrs_disable() and - * intel_edp_drrs_enable() should be called instead. + * executing fastsets. For full modeset, intel_drrs_disable() and + * intel_drrs_enable() should be called instead. */ void -intel_edp_drrs_update(struct intel_dp *intel_dp, - const struct intel_crtc_state *crtc_state) +intel_drrs_update(struct intel_dp *intel_dp, + const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); @@ -290,15 +277,15 @@ intel_edp_drrs_update(struct intel_dp *intel_dp, goto unlock; if (crtc_state->has_drrs) - intel_edp_drrs_enable_locked(intel_dp); + intel_drrs_enable_locked(intel_dp); else - intel_edp_drrs_disable_locked(intel_dp, crtc_state); + intel_drrs_disable_locked(intel_dp, crtc_state); unlock: mutex_unlock(&dev_priv->drrs.mutex); } -static void intel_edp_drrs_downclock_work(struct work_struct *work) +static void intel_drrs_downclock_work(struct work_struct *work) { struct drm_i915_private *dev_priv = container_of(work, typeof(*dev_priv), drrs.work.work); @@ -322,8 +309,8 @@ static void intel_edp_drrs_downclock_work(struct work_struct *work) if (dev_priv->drrs.refresh_rate_type != DRRS_LOW_RR) { struct drm_crtc *crtc = dp_to_dig_port(intel_dp)->base.base.crtc; - intel_dp_set_drrs_state(dev_priv, to_intel_crtc(crtc)->config, - drm_mode_vrefresh(intel_dp->attached_connector->panel.downclock_mode)); + intel_drrs_set_state(dev_priv, to_intel_crtc(crtc)->config, + drm_mode_vrefresh(intel_dp->attached_connector->panel.downclock_mode)); } unlock: @@ -331,7 +318,7 @@ unlock: } /** - * intel_edp_drrs_invalidate - Disable Idleness DRRS + * intel_drrs_invalidate - Disable Idleness DRRS * @dev_priv: i915 device * @frontbuffer_bits: frontbuffer plane tracking bits * @@ -340,8 +327,8 @@ unlock: * * Dirty frontbuffers relevant to DRRS are tracked in busy_frontbuffer_bits. */ -void intel_edp_drrs_invalidate(struct drm_i915_private *dev_priv, - unsigned int frontbuffer_bits) +void intel_drrs_invalidate(struct drm_i915_private *dev_priv, + unsigned int frontbuffer_bits) { struct intel_dp *intel_dp; struct drm_crtc *crtc; @@ -368,14 +355,14 @@ void intel_edp_drrs_invalidate(struct drm_i915_private *dev_priv, /* invalidate means busy screen hence upclock */ if (frontbuffer_bits && dev_priv->drrs.refresh_rate_type == DRRS_LOW_RR) - intel_dp_set_drrs_state(dev_priv, to_intel_crtc(crtc)->config, - drm_mode_vrefresh(intel_dp->attached_connector->panel.fixed_mode)); + intel_drrs_set_state(dev_priv, to_intel_crtc(crtc)->config, + drm_mode_vrefresh(intel_dp->attached_connector->panel.fixed_mode)); mutex_unlock(&dev_priv->drrs.mutex); } /** - * intel_edp_drrs_flush - Restart Idleness DRRS + * intel_drrs_flush - Restart Idleness DRRS * @dev_priv: i915 device * @frontbuffer_bits: frontbuffer plane tracking bits * @@ -386,8 +373,8 @@ void intel_edp_drrs_invalidate(struct drm_i915_private *dev_priv, * * Dirty frontbuffers relevant to DRRS are tracked in busy_frontbuffer_bits. */ -void intel_edp_drrs_flush(struct drm_i915_private *dev_priv, - unsigned int frontbuffer_bits) +void intel_drrs_flush(struct drm_i915_private *dev_priv, + unsigned int frontbuffer_bits) { struct intel_dp *intel_dp; struct drm_crtc *crtc; @@ -414,8 +401,8 @@ void intel_edp_drrs_flush(struct drm_i915_private *dev_priv, /* flush means busy screen hence upclock */ if (frontbuffer_bits && dev_priv->drrs.refresh_rate_type == DRRS_LOW_RR) - intel_dp_set_drrs_state(dev_priv, to_intel_crtc(crtc)->config, - drm_mode_vrefresh(intel_dp->attached_connector->panel.fixed_mode)); + intel_drrs_set_state(dev_priv, to_intel_crtc(crtc)->config, + drm_mode_vrefresh(intel_dp->attached_connector->panel.fixed_mode)); /* * flush also means no more activity hence schedule downclock, if all @@ -428,7 +415,7 @@ void intel_edp_drrs_flush(struct drm_i915_private *dev_priv, } /** - * intel_dp_drrs_init - Init basic DRRS work and mutex. + * intel_drrs_init - Init basic DRRS work and mutex. * @connector: eDP connector * @fixed_mode: preferred mode of panel * @@ -441,13 +428,13 @@ void intel_edp_drrs_flush(struct drm_i915_private *dev_priv, * from VBT setting). */ struct drm_display_mode * -intel_dp_drrs_init(struct intel_connector *connector, - struct drm_display_mode *fixed_mode) +intel_drrs_init(struct intel_connector *connector, + struct drm_display_mode *fixed_mode) { struct drm_i915_private *dev_priv = to_i915(connector->base.dev); struct drm_display_mode *downclock_mode = NULL; - INIT_DELAYED_WORK(&dev_priv->drrs.work, intel_edp_drrs_downclock_work); + INIT_DELAYED_WORK(&dev_priv->drrs.work, intel_drrs_downclock_work); mutex_init(&dev_priv->drrs.mutex); if (DISPLAY_VER(dev_priv) <= 6) { |