drm/i915: move and group pps members under display.pps

Move display PPS related members under drm_i915_private display
sub-struct.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Arun R Murthy <arun.r.murthy@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/7ecc37045ab9eb22831517e5a59ca74edb31962f.1661346845.git.jani.nikula@intel.com

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

@@ -99,6 +99,13 @@ struct intel_display {
 
 		wait_queue_head_t wait_queue;
 	} gmbus;
+
+	struct {
+		u32 mmio_base;
+
+		/* protects panel power sequencer state */
+		struct mutex mutex;
+	} pps;
 };
 
 #endif /* __INTEL_DISPLAY_CORE_H__ */

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

@@ -28,7 +28,7 @@ intel_wakeref_t intel_pps_lock(struct intel_dp *intel_dp)
 	 * See intel_pps_reset_all() why we need a power domain reference here.
 	 */
 	wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_DISPLAY_CORE);
-	mutex_lock(&dev_priv->pps_mutex);
+	mutex_lock(&dev_priv->display.pps.mutex);
 
 	return wakeref;
 }
@@ -38,7 +38,7 @@ intel_wakeref_t intel_pps_unlock(struct intel_dp *intel_dp,
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 
-	mutex_unlock(&dev_priv->pps_mutex);
+	mutex_unlock(&dev_priv->display.pps.mutex);
 	intel_display_power_put(dev_priv, POWER_DOMAIN_DISPLAY_CORE, wakeref);
 
 	return 0;
@@ -163,7 +163,7 @@ vlv_power_sequencer_pipe(struct intel_dp *intel_dp)
 	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	enum pipe pipe;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	/* We should never land here with regular DP ports */
 	drm_WARN_ON(&dev_priv->drm, !intel_dp_is_edp(intel_dp));
@@ -212,7 +212,7 @@ bxt_power_sequencer_idx(struct intel_dp *intel_dp)
 	struct intel_connector *connector = intel_dp->attached_connector;
 	int backlight_controller = connector->panel.vbt.backlight.controller;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	/* We should never land here with regular DP ports */
 	drm_WARN_ON(&dev_priv->drm, !intel_dp_is_edp(intel_dp));
@@ -282,7 +282,7 @@ vlv_initial_power_sequencer_setup(struct intel_dp *intel_dp)
 	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 	enum port port = dig_port->base.port;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	/* try to find a pipe with this port selected */
 	/* first pick one where the panel is on */
@@ -407,7 +407,7 @@ static bool edp_have_panel_power(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) &&
 	    intel_dp->pps.pps_pipe == INVALID_PIPE)
@@ -420,7 +420,7 @@ static bool edp_have_panel_vdd(struct intel_dp *intel_dp)
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) &&
 	    intel_dp->pps.pps_pipe == INVALID_PIPE)
@@ -463,7 +463,7 @@ static void wait_panel_status(struct intel_dp *intel_dp,
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 	i915_reg_t pp_stat_reg, pp_ctrl_reg;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	intel_pps_verify_state(intel_dp);
 
@@ -556,7 +556,7 @@ static  u32 ilk_get_pp_control(struct intel_dp *intel_dp)
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 	u32 control;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	control = intel_de_read(dev_priv, _pp_ctrl_reg(intel_dp));
 	if (drm_WARN_ON(&dev_priv->drm, !HAS_DDI(dev_priv) &&
@@ -580,7 +580,7 @@ bool intel_pps_vdd_on_unlocked(struct intel_dp *intel_dp)
 	i915_reg_t pp_stat_reg, pp_ctrl_reg;
 	bool need_to_disable = !intel_dp->pps.want_panel_vdd;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	if (!intel_dp_is_edp(intel_dp))
 		return false;
@@ -657,7 +657,7 @@ static void intel_pps_vdd_off_sync_unlocked(struct intel_dp *intel_dp)
 	u32 pp;
 	i915_reg_t pp_stat_reg, pp_ctrl_reg;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	drm_WARN_ON(&dev_priv->drm, intel_dp->pps.want_panel_vdd);
 
@@ -748,7 +748,7 @@ void intel_pps_vdd_off_unlocked(struct intel_dp *intel_dp, bool sync)
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	if (!intel_dp_is_edp(intel_dp))
 		return;
@@ -771,7 +771,7 @@ void intel_pps_on_unlocked(struct intel_dp *intel_dp)
 	u32 pp;
 	i915_reg_t pp_ctrl_reg;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	if (!intel_dp_is_edp(intel_dp))
 		return;
@@ -832,7 +832,7 @@ void intel_pps_off_unlocked(struct intel_dp *intel_dp)
 	u32 pp;
 	i915_reg_t pp_ctrl_reg;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	if (!intel_dp_is_edp(intel_dp))
 		return;
@@ -991,7 +991,7 @@ static void vlv_steal_power_sequencer(struct drm_i915_private *dev_priv,
 {
 	struct intel_encoder *encoder;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	for_each_intel_dp(&dev_priv->drm, encoder) {
 		struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
@@ -1021,7 +1021,7 @@ void vlv_pps_init(struct intel_encoder *encoder,
 	struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
 	struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	drm_WARN_ON(&dev_priv->drm, intel_dp->pps.active_pipe != INVALID_PIPE);
 
@@ -1064,7 +1064,7 @@ static void pps_vdd_init(struct intel_dp *intel_dp)
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 	struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	if (!edp_have_panel_vdd(intel_dp))
 		return;
@@ -1176,7 +1176,7 @@ static void pps_init_delays_bios(struct intel_dp *intel_dp,
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	if (!pps_delays_valid(&intel_dp->pps.bios_pps_delays))
 		intel_pps_readout_hw_state(intel_dp, &intel_dp->pps.bios_pps_delays);
@@ -1223,7 +1223,7 @@ static void pps_init_delays_spec(struct intel_dp *intel_dp,
 {
 	struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	/* Upper limits from eDP 1.3 spec. Note that we use the clunky units of
 	 * our hw here, which are all in 100usec. */
@@ -1246,7 +1246,7 @@ static void pps_init_delays(struct intel_dp *intel_dp)
 	struct edp_power_seq cur, vbt, spec,
 		*final = &intel_dp->pps.pps_delays;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	/* already initialized? */
 	if (pps_delays_valid(final))
@@ -1312,7 +1312,7 @@ static void pps_init_registers(struct intel_dp *intel_dp, bool force_disable_vdd
 	enum port port = dp_to_dig_port(intel_dp)->base.port;
 	const struct edp_power_seq *seq = &intel_dp->pps.pps_delays;
 
-	lockdep_assert_held(&dev_priv->pps_mutex);
+	lockdep_assert_held(&dev_priv->display.pps.mutex);
 
 	intel_pps_get_registers(intel_dp, &regs);
 
@@ -1487,11 +1487,11 @@ void intel_pps_unlock_regs_wa(struct drm_i915_private *dev_priv)
 void intel_pps_setup(struct drm_i915_private *i915)
 {
 	if (HAS_PCH_SPLIT(i915) || IS_GEMINILAKE(i915) || IS_BROXTON(i915))
-		i915->pps_mmio_base = PCH_PPS_BASE;
+		i915->display.pps.mmio_base = PCH_PPS_BASE;
 	else if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915))
-		i915->pps_mmio_base = VLV_PPS_BASE;
+		i915->display.pps.mmio_base = VLV_PPS_BASE;
 	else
-		i915->pps_mmio_base = PPS_BASE;
+		i915->display.pps.mmio_base = PPS_BASE;
 }
 
 void assert_pps_unlocked(struct drm_i915_private *dev_priv, enum pipe pipe)

drivers/gpu/drm/i915/i915_driver.c

@@ -337,7 +337,7 @@ static int i915_driver_early_probe(struct drm_i915_private *dev_priv)
 
 	mutex_init(&dev_priv->audio.mutex);
 	mutex_init(&dev_priv->wm.wm_mutex);
-	mutex_init(&dev_priv->pps_mutex);
+	mutex_init(&dev_priv->display.pps.mutex);
 	mutex_init(&dev_priv->hdcp_comp_mutex);
 
 	i915_memcpy_init_early(dev_priv);

drivers/gpu/drm/i915/i915_drv.h

@@ -384,8 +384,6 @@ struct drm_i915_private {
 	/* MMIO base address for MIPI regs */
 	u32 mipi_mmio_base;
 
-	u32 pps_mmio_base;
-
 	struct pci_dev *bridge_dev;
 
 	struct rb_root uabi_engines;
@@ -422,9 +420,6 @@ struct drm_i915_private {
 	/* backlight registers and fields in struct intel_panel */
 	struct mutex backlight_lock;
 
-	/* protects panel power sequencer state */
-	struct mutex pps_mutex;
-
 	unsigned int fsb_freq, mem_freq, is_ddr3;
 	unsigned int skl_preferred_vco_freq;
 	unsigned int max_cdclk_freq;

drivers/gpu/drm/i915/i915_reg.h

@@ -2829,7 +2829,7 @@
 #define VLV_PPS_BASE			(VLV_DISPLAY_BASE + PPS_BASE)
 #define PCH_PPS_BASE			0xC7200
 
-#define _MMIO_PPS(pps_idx, reg)		_MMIO(dev_priv->pps_mmio_base -	\
+#define _MMIO_PPS(pps_idx, reg)		_MMIO(dev_priv->display.pps.mmio_base -	\
 					      PPS_BASE + (reg) +	\
 					      (pps_idx) * 0x100)