drm/i915/backlight: mass rename functions to have intel_backlight_ prefix

Follow the usual naming conventions. As a drive-by cleanup, also pass
intel_connector instead of drm_connector to intel_backlight_setup(). No
functional changes.

Cc: Lyude Paul <lyude@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ea1c22370210abdd4f5547af73c71b902061ea50.1629888677.git.jani.nikula@intel.com

drivers/gpu/drm/i915/display/g4x_dp.c

@@ -1334,7 +1334,7 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv,
 	intel_encoder->get_config = intel_dp_get_config;
 	intel_encoder->sync_state = intel_dp_sync_state;
 	intel_encoder->initial_fastset_check = intel_dp_initial_fastset_check;
-	intel_encoder->update_pipe = intel_panel_update_backlight;
+	intel_encoder->update_pipe = intel_backlight_update;
 	intel_encoder->suspend = intel_dp_encoder_suspend;
 	intel_encoder->shutdown = intel_dp_encoder_shutdown;
 	if (IS_CHERRYVIEW(dev_priv)) {

drivers/gpu/drm/i915/display/icl_dsi.c

@@ -1288,7 +1288,7 @@ static void gen11_dsi_enable(struct intel_atomic_state *state,
 	gen11_dsi_enable_transcoder(encoder);
 
 	/* step7: enable backlight */
-	intel_panel_enable_backlight(crtc_state, conn_state);
+	intel_backlight_enable(crtc_state, conn_state);
 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_ON);
 
 	intel_crtc_vblank_on(crtc_state);
@@ -1441,7 +1441,7 @@ static void gen11_dsi_disable(struct intel_atomic_state *state,
 
 	/* step1: turn off backlight */
 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_OFF);
-	intel_panel_disable_backlight(old_conn_state);
+	intel_backlight_disable(old_conn_state);
 
 	/* step2d,e: disable transcoder and wait */
 	gen11_dsi_disable_transcoder(encoder);
@@ -2009,7 +2009,7 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
 	encoder->port = port;
 	encoder->get_config = gen11_dsi_get_config;
 	encoder->sync_state = gen11_dsi_sync_state;
-	encoder->update_pipe = intel_panel_update_backlight;
+	encoder->update_pipe = intel_backlight_update;
 	encoder->compute_config = gen11_dsi_compute_config;
 	encoder->get_hw_state = gen11_dsi_get_hw_state;
 	encoder->initial_fastset_check = gen11_dsi_initial_fastset_check;
@@ -2043,7 +2043,7 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
 	}
 
 	intel_panel_init(&intel_connector->panel, fixed_mode, NULL);
-	intel_panel_setup_backlight(connector, INVALID_PIPE);
+	intel_backlight_setup(intel_connector, INVALID_PIPE);
 
 	if (dev_priv->vbt.dsi.config->dual_link)
 		intel_dsi->ports = BIT(PORT_A) | BIT(PORT_B);

drivers/gpu/drm/i915/display/intel_backlight.h

@@ -8,7 +8,6 @@
 
 #include <linux/types.h>
 
-struct drm_connector;
 struct drm_connector_state;
 struct intel_atomic_state;
 struct intel_connector;
@@ -17,23 +16,25 @@ struct intel_encoder;
 struct intel_panel;
 enum pipe;
 
-void intel_panel_init_backlight_funcs(struct intel_panel *panel);
-void intel_panel_destroy_backlight(struct intel_panel *panel);
-void intel_panel_set_backlight_acpi(const struct drm_connector_state *conn_state,
-				    u32 level, u32 max);
-int intel_panel_setup_backlight(struct drm_connector *connector,
-				enum pipe pipe);
-void intel_panel_enable_backlight(const struct intel_crtc_state *crtc_state,
-				  const struct drm_connector_state *conn_state);
-void intel_panel_update_backlight(struct intel_atomic_state *state,
-				  struct intel_encoder *encoder,
-				  const struct intel_crtc_state *crtc_state,
-				  const struct drm_connector_state *conn_state);
-void intel_panel_disable_backlight(const struct drm_connector_state *old_conn_state);
-void intel_panel_set_pwm_level(const struct drm_connector_state *conn_state, u32 level);
-u32 intel_panel_invert_pwm_level(struct intel_connector *connector, u32 level);
-u32 intel_panel_backlight_level_to_pwm(struct intel_connector *connector, u32 level);
-u32 intel_panel_backlight_level_from_pwm(struct intel_connector *connector, u32 val);
+void intel_backlight_init_funcs(struct intel_panel *panel);
+int intel_backlight_setup(struct intel_connector *connector, enum pipe pipe);
+void intel_backlight_destroy(struct intel_panel *panel);
+
+void intel_backlight_enable(const struct intel_crtc_state *crtc_state,
+			    const struct drm_connector_state *conn_state);
+void intel_backlight_update(struct intel_atomic_state *state,
+			    struct intel_encoder *encoder,
+			    const struct intel_crtc_state *crtc_state,
+			    const struct drm_connector_state *conn_state);
+void intel_backlight_disable(const struct drm_connector_state *old_conn_state);
+
+void intel_backlight_set_acpi(const struct drm_connector_state *conn_state,
+			      u32 level, u32 max);
+void intel_backlight_set_pwm_level(const struct drm_connector_state *conn_state,
+				   u32 level);
+u32 intel_backlight_invert_pwm_level(struct intel_connector *connector, u32 level);
+u32 intel_backlight_level_to_pwm(struct intel_connector *connector, u32 level);
+u32 intel_backlight_level_from_pwm(struct intel_connector *connector, u32 val);
 
 #if IS_ENABLED(CONFIG_BACKLIGHT_CLASS_DEVICE)
 int intel_backlight_device_register(struct intel_connector *connector);

drivers/gpu/drm/i915/display/intel_ddi.c

@@ -3234,7 +3234,7 @@ static void intel_ddi_update_pipe_dp(struct intel_atomic_state *state,
 	intel_dp_set_infoframes(encoder, true, crtc_state, conn_state);
 	intel_edp_drrs_update(intel_dp, crtc_state);
 
-	intel_panel_update_backlight(state, encoder, crtc_state, conn_state);
+	intel_backlight_update(state, encoder, crtc_state, conn_state);
 }
 
 void intel_ddi_update_pipe(struct intel_atomic_state *state,

drivers/gpu/drm/i915/display/intel_dp.c

@@ -1852,7 +1852,7 @@ void intel_edp_backlight_on(const struct intel_crtc_state *crtc_state,
 
 	drm_dbg_kms(&i915->drm, "\n");
 
-	intel_panel_enable_backlight(crtc_state, conn_state);
+	intel_backlight_enable(crtc_state, conn_state);
 	intel_pps_backlight_on(intel_dp);
 }
 
@@ -1868,7 +1868,7 @@ void intel_edp_backlight_off(const struct drm_connector_state *old_conn_state)
 	drm_dbg_kms(&i915->drm, "\n");
 
 	intel_pps_backlight_off(intel_dp);
-	intel_panel_disable_backlight(old_conn_state);
+	intel_backlight_disable(old_conn_state);
 }
 
 static bool downstream_hpd_needs_d0(struct intel_dp *intel_dp)
@@ -5303,7 +5303,7 @@ static bool intel_edp_init_connector(struct intel_dp *intel_dp,
 	intel_panel_init(&intel_connector->panel, fixed_mode, downclock_mode);
 	if (!(dev_priv->quirks & QUIRK_NO_PPS_BACKLIGHT_POWER_HOOK))
 		intel_connector->panel.backlight.power = intel_pps_backlight_power;
-	intel_panel_setup_backlight(connector, pipe);
+	intel_backlight_setup(intel_connector, pipe);
 
 	if (fixed_mode) {
 		drm_connector_set_panel_orientation_with_quirk(connector,

drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c

@@ -146,7 +146,7 @@ intel_dp_aux_hdr_get_backlight(struct intel_connector *connector, enum pipe pipe
 		if (!panel->backlight.edp.intel.sdr_uses_aux) {
 			u32 pwm_level = panel->backlight.pwm_funcs->get(connector, pipe);
 
-			return intel_panel_backlight_level_from_pwm(connector, pwm_level);
+			return intel_backlight_level_from_pwm(connector, pwm_level);
 		}
 
 		/* Assume 100% brightness if backlight controls aren't enabled yet */
@@ -187,9 +187,9 @@ intel_dp_aux_hdr_set_backlight(const struct drm_connector_state *conn_state, u32
 	if (panel->backlight.edp.intel.sdr_uses_aux) {
 		intel_dp_aux_hdr_set_aux_backlight(conn_state, level);
 	} else {
-		const u32 pwm_level = intel_panel_backlight_level_to_pwm(connector, level);
+		const u32 pwm_level = intel_backlight_level_to_pwm(connector, level);
 
-		intel_panel_set_pwm_level(conn_state, pwm_level);
+		intel_backlight_set_pwm_level(conn_state, pwm_level);
 	}
 }
 
@@ -215,7 +215,7 @@ intel_dp_aux_hdr_enable_backlight(const struct intel_crtc_state *crtc_state,
 		ctrl |= INTEL_EDP_HDR_TCON_BRIGHTNESS_AUX_ENABLE;
 		intel_dp_aux_hdr_set_aux_backlight(conn_state, level);
 	} else {
-		u32 pwm_level = intel_panel_backlight_level_to_pwm(connector, level);
+		u32 pwm_level = intel_backlight_level_to_pwm(connector, level);
 
 		panel->backlight.pwm_funcs->enable(crtc_state, conn_state, pwm_level);
 
@@ -238,7 +238,7 @@ intel_dp_aux_hdr_disable_backlight(const struct drm_connector_state *conn_state,
 		return;
 
 	/* Note we want the actual pwm_level to be 0, regardless of pwm_min */
-	panel->backlight.pwm_funcs->disable(conn_state, intel_panel_invert_pwm_level(connector, 0));
+	panel->backlight.pwm_funcs->disable(conn_state, intel_backlight_invert_pwm_level(connector, 0));
 }
 
 static int

drivers/gpu/drm/i915/display/intel_lvds.c

@@ -324,7 +324,7 @@ static void intel_enable_lvds(struct intel_atomic_state *state,
 		drm_err(&dev_priv->drm,
 			"timed out waiting for panel to power on\n");
 
-	intel_panel_enable_backlight(pipe_config, conn_state);
+	intel_backlight_enable(pipe_config, conn_state);
 }
 
 static void intel_disable_lvds(struct intel_atomic_state *state,
@@ -352,7 +352,7 @@ static void gmch_disable_lvds(struct intel_atomic_state *state,
 			      const struct drm_connector_state *old_conn_state)
 
 {
-	intel_panel_disable_backlight(old_conn_state);
+	intel_backlight_disable(old_conn_state);
 
 	intel_disable_lvds(state, encoder, old_crtc_state, old_conn_state);
 }
@@ -362,7 +362,7 @@ static void pch_disable_lvds(struct intel_atomic_state *state,
 			     const struct intel_crtc_state *old_crtc_state,
 			     const struct drm_connector_state *old_conn_state)
 {
-	intel_panel_disable_backlight(old_conn_state);
+	intel_backlight_disable(old_conn_state);
 }
 
 static void pch_post_disable_lvds(struct intel_atomic_state *state,
@@ -907,7 +907,7 @@ void intel_lvds_init(struct drm_i915_private *dev_priv)
 	}
 	intel_encoder->get_hw_state = intel_lvds_get_hw_state;
 	intel_encoder->get_config = intel_lvds_get_config;
-	intel_encoder->update_pipe = intel_panel_update_backlight;
+	intel_encoder->update_pipe = intel_backlight_update;
 	intel_encoder->shutdown = intel_lvds_shutdown;
 	intel_connector->get_hw_state = intel_connector_get_hw_state;
 
@@ -1000,7 +1000,7 @@ void intel_lvds_init(struct drm_i915_private *dev_priv)
 	mutex_unlock(&dev->mode_config.mutex);
 
 	intel_panel_init(&intel_connector->panel, fixed_mode, downclock_mode);
-	intel_panel_setup_backlight(connector, INVALID_PIPE);
+	intel_backlight_setup(intel_connector, INVALID_PIPE);
 
 	lvds_encoder->is_dual_link = compute_is_dual_link_lvds(lvds_encoder);
 	drm_dbg_kms(&dev_priv->drm, "detected %s-link lvds configuration\n",

drivers/gpu/drm/i915/display/intel_opregion.c

@@ -449,7 +449,7 @@ static u32 asle_set_backlight(struct drm_i915_private *dev_priv, u32 bclp)
 		    bclp);
 	drm_connector_list_iter_begin(dev, &conn_iter);
 	for_each_intel_connector_iter(connector, &conn_iter)
-		intel_panel_set_backlight_acpi(connector->base.state, bclp, 255);
+		intel_backlight_set_acpi(connector->base.state, bclp, 255);
 	drm_connector_list_iter_end(&conn_iter);
 	asle->cblv = DIV_ROUND_UP(bclp * 100, 255) | ASLE_CBLV_VALID;
 

drivers/gpu/drm/i915/display/intel_panel.c

@@ -475,7 +475,7 @@ int intel_panel_init(struct intel_panel *panel,
 		     struct drm_display_mode *fixed_mode,
 		     struct drm_display_mode *downclock_mode)
 {
-	intel_panel_init_backlight_funcs(panel);
+	intel_backlight_init_funcs(panel);
 
 	panel->fixed_mode = fixed_mode;
 	panel->downclock_mode = downclock_mode;
@@ -488,7 +488,7 @@ void intel_panel_fini(struct intel_panel *panel)
 	struct intel_connector *intel_connector =
 		container_of(panel, struct intel_connector, panel);
 
-	intel_panel_destroy_backlight(panel);
+	intel_backlight_destroy(panel);
 
 	if (panel->fixed_mode)
 		drm_mode_destroy(intel_connector->base.dev, panel->fixed_mode);

drivers/gpu/drm/i915/display/vlv_dsi.c

@@ -884,7 +884,7 @@ static void intel_dsi_pre_enable(struct intel_atomic_state *state,
 		intel_dsi_port_enable(encoder, pipe_config);
 	}
 
-	intel_panel_enable_backlight(pipe_config, conn_state);
+	intel_backlight_enable(pipe_config, conn_state);
 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_ON);
 }
 
@@ -914,7 +914,7 @@ static void intel_dsi_disable(struct intel_atomic_state *state,
 	drm_dbg_kms(&i915->drm, "\n");
 
 	intel_dsi_vbt_exec_sequence(intel_dsi, MIPI_SEQ_BACKLIGHT_OFF);
-	intel_panel_disable_backlight(old_conn_state);
+	intel_backlight_disable(old_conn_state);
 
 	/*
 	 * According to the spec we should send SHUTDOWN before
@@ -1877,7 +1877,7 @@ void vlv_dsi_init(struct drm_i915_private *dev_priv)
 	intel_encoder->post_disable = intel_dsi_post_disable;
 	intel_encoder->get_hw_state = intel_dsi_get_hw_state;
 	intel_encoder->get_config = intel_dsi_get_config;
-	intel_encoder->update_pipe = intel_panel_update_backlight;
+	intel_encoder->update_pipe = intel_backlight_update;
 	intel_encoder->shutdown = intel_dsi_shutdown;
 
 	intel_connector->get_hw_state = intel_connector_get_hw_state;
@@ -1965,7 +1965,7 @@ void vlv_dsi_init(struct drm_i915_private *dev_priv)
 	}
 
 	intel_panel_init(&intel_connector->panel, fixed_mode, NULL);
-	intel_panel_setup_backlight(connector, INVALID_PIPE);
+	intel_backlight_setup(intel_connector, INVALID_PIPE);
 
 	vlv_dsi_add_properties(intel_connector);