[Intel-gfx] [PATCH 10/10] drm/i915: Clean up DP code local variables and calling conventions

Pandiyan, Dhinakaran dhinakaran.pandiyan at intel.com
Thu Nov 9 03:01:11 UTC 2017



nits below. 


On Tue, 2017-10-31 at 22:51 +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Eliminate a ton of pointless 'dev' variables in the DP code, and pass
> around 'dev_priv' instead of 'dev'.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/intel_dp.c | 151 ++++++++++++++--------------------------
>  1 file changed, 54 insertions(+), 97 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> index f875ba78c435..30ac187b2b97 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -438,10 +438,7 @@ intel_dp_pps_init(struct intel_dp *intel_dp);
>  
>  static void pps_lock(struct intel_dp *intel_dp)
>  {
> -	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> -	struct intel_encoder *encoder = &intel_dig_port->base;
> -	struct drm_device *dev = encoder->base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  
>  	/*
>  	 * See vlv_power_sequencer_reset() why we need
> @@ -454,10 +451,7 @@ static void pps_lock(struct intel_dp *intel_dp)
>  
>  static void pps_unlock(struct intel_dp *intel_dp)
>  {
> -	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> -	struct intel_encoder *encoder = &intel_dig_port->base;
> -	struct drm_device *dev = encoder->base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  
>  	mutex_unlock(&dev_priv->pps_mutex);
>  
> @@ -467,8 +461,8 @@ static void pps_unlock(struct intel_dp *intel_dp)
>  static void
>  vlv_power_sequencer_kick(struct intel_dp *intel_dp)
>  {
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(intel_dig_port->base.base.dev);
>  	enum pipe pipe = intel_dp->pps_pipe;
>  	bool pll_enabled, release_cl_override = false;
>  	enum dpio_phy phy = DPIO_PHY(pipe);
> @@ -733,7 +727,6 @@ vlv_initial_power_sequencer_setup(struct intel_dp *intel_dp)
>  
>  void intel_power_sequencer_reset(struct drm_i915_private *dev_priv)
>  {
> -	struct drm_device *dev = &dev_priv->drm;
>  	struct intel_encoder *encoder;
>  
>  	if (WARN_ON(!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv) &&
> @@ -750,7 +743,7 @@ void intel_power_sequencer_reset(struct drm_i915_private *dev_priv)
>  	 * should use them always.
>  	 */
>  
> -	for_each_intel_encoder(dev, encoder) {
> +	for_each_intel_encoder(&dev_priv->drm, encoder) {
>  		struct intel_dp *intel_dp;
>  
>  		if (encoder->type != INTEL_OUTPUT_DP &&
> @@ -832,8 +825,7 @@ static int edp_notify_handler(struct notifier_block *this, unsigned long code,
>  {
>  	struct intel_dp *intel_dp = container_of(this, typeof(* intel_dp),
>  						 edp_notifier);
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  
>  	if (!intel_dp_is_edp(intel_dp) || code != SYS_RESTART)
>  		return 0;
> @@ -863,8 +855,7 @@ static int edp_notify_handler(struct notifier_block *this, unsigned long code,
>  
>  static bool edp_have_panel_power(struct intel_dp *intel_dp)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  
>  	lockdep_assert_held(&dev_priv->pps_mutex);
>  
> @@ -877,8 +868,7 @@ static bool edp_have_panel_power(struct intel_dp *intel_dp)
>  
>  static bool edp_have_panel_vdd(struct intel_dp *intel_dp)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  
>  	lockdep_assert_held(&dev_priv->pps_mutex);
>  
> @@ -892,8 +882,7 @@ static bool edp_have_panel_vdd(struct intel_dp *intel_dp)
>  static void
>  intel_dp_check_edp(struct intel_dp *intel_dp)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  
>  	if (!intel_dp_is_edp(intel_dp))
>  		return;
> @@ -909,9 +898,7 @@ intel_dp_check_edp(struct intel_dp *intel_dp)
>  static uint32_t
>  intel_dp_aux_wait_done(struct intel_dp *intel_dp, bool has_aux_irq)
>  {
> -	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> -	struct drm_device *dev = intel_dig_port->base.base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	i915_reg_t ch_ctl = intel_dp->aux_ch_ctl_reg;
>  	uint32_t status;
>  	bool done;
> @@ -1478,8 +1465,7 @@ static void
>  intel_dp_set_clock(struct intel_encoder *encoder,
>  		   struct intel_crtc_state *pipe_config)
>  {
> -	struct drm_device *dev = encoder->base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
>  	const struct dp_link_dpll *divisor = NULL;
>  	int i, count = 0;
>  
> @@ -1848,8 +1834,7 @@ void intel_dp_set_link_params(struct intel_dp *intel_dp,
>  static void intel_dp_prepare(struct intel_encoder *encoder,
>  			     const struct intel_crtc_state *pipe_config)
>  {
> -	struct drm_device *dev = encoder->base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
>  	struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
>  	enum port port = dp_to_dig_port(intel_dp)->base.port;
>  	struct intel_crtc *crtc = to_intel_crtc(pipe_config->base.crtc);
> @@ -1945,8 +1930,7 @@ static void wait_panel_status(struct intel_dp *intel_dp,
>  				       u32 mask,
>  				       u32 value)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	i915_reg_t pp_stat_reg, pp_ctrl_reg;
>  
>  	lockdep_assert_held(&dev_priv->pps_mutex);
> @@ -2022,8 +2006,7 @@ static void edp_wait_backlight_off(struct intel_dp *intel_dp)
>  
>  static  u32 ironlake_get_pp_control(struct intel_dp *intel_dp)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	u32 control;
>  
>  	lockdep_assert_held(&dev_priv->pps_mutex);
> @@ -2044,9 +2027,8 @@ static  u32 ironlake_get_pp_control(struct intel_dp *intel_dp)
>   */
>  static bool edp_panel_vdd_on(struct intel_dp *intel_dp)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
>  	u32 pp;
>  	i915_reg_t pp_stat_reg, pp_ctrl_reg;
>  	bool need_to_disable = !intel_dp->want_panel_vdd;
> @@ -2116,8 +2098,7 @@ void intel_edp_panel_vdd_on(struct intel_dp *intel_dp)
>  
>  static void edp_panel_vdd_off_sync(struct intel_dp *intel_dp)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	struct intel_digital_port *intel_dig_port =
>  		dp_to_dig_port(intel_dp);
>  	u32 pp;
> @@ -2203,8 +2184,7 @@ static void edp_panel_vdd_off(struct intel_dp *intel_dp, bool sync)
>  
>  static void edp_panel_on(struct intel_dp *intel_dp)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	u32 pp;
>  	i915_reg_t pp_ctrl_reg;
>  
> @@ -2262,8 +2242,7 @@ void intel_edp_panel_on(struct intel_dp *intel_dp)
>  
>  static void edp_panel_off(struct intel_dp *intel_dp)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	u32 pp;
>  	i915_reg_t pp_ctrl_reg;
>  
> @@ -2311,9 +2290,7 @@ void intel_edp_panel_off(struct intel_dp *intel_dp)
>  /* Enable backlight in the panel power control. */
>  static void _intel_edp_backlight_on(struct intel_dp *intel_dp)
>  {
> -	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> -	struct drm_device *dev = intel_dig_port->base.base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	u32 pp;
>  	i915_reg_t pp_ctrl_reg;
>  
> @@ -2356,8 +2333,7 @@ void intel_edp_backlight_on(const struct intel_crtc_state *crtc_state,
>  /* Disable backlight in the panel power control. */
>  static void _intel_edp_backlight_off(struct intel_dp *intel_dp)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	u32 pp;
>  	i915_reg_t pp_ctrl_reg;
>  
> @@ -2560,10 +2536,9 @@ void intel_dp_sink_dpms(struct intel_dp *intel_dp, int mode)
>  static bool intel_dp_get_hw_state(struct intel_encoder *encoder,
>  				  enum pipe *pipe)
>  {
> +	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
>  	struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
>  	enum port port = dp_to_dig_port(intel_dp)->base.port;
> -	struct drm_device *dev = encoder->base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
>  	u32 tmp;
>  	bool ret;
>  
> @@ -2612,10 +2587,9 @@ static bool intel_dp_get_hw_state(struct intel_encoder *encoder,
>  static void intel_dp_get_config(struct intel_encoder *encoder,
>  				struct intel_crtc_state *pipe_config)
>  {
> +	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
>  	struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
>  	u32 tmp, flags = 0;
> -	struct drm_device *dev = encoder->base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
>  	enum port port = dp_to_dig_port(intel_dp)->base.port;
>  	struct intel_crtc *crtc = to_intel_crtc(pipe_config->base.crtc);
>  
> @@ -2782,9 +2756,8 @@ _intel_dp_set_link_train(struct intel_dp *intel_dp,
>  			 uint32_t *DP,
>  			 uint8_t dp_train_pat)
>  {
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> -	struct drm_device *dev = intel_dig_port->base.base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
>  	enum port port = intel_dig_port->base.port;
>  
>  	if (dp_train_pat & DP_TRAINING_PATTERN_MASK)
> @@ -2868,8 +2841,7 @@ _intel_dp_set_link_train(struct intel_dp *intel_dp,
>  static void intel_dp_enable_port(struct intel_dp *intel_dp,
>  				 const struct intel_crtc_state *old_crtc_state)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  
>  	/* enable with pattern 1 (as per spec) */
>  
> @@ -2893,9 +2865,8 @@ static void intel_enable_dp(struct intel_encoder *encoder,
>  			    const struct intel_crtc_state *pipe_config,
>  			    const struct drm_connector_state *conn_state)
>  {
> +	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
>  	struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
> -	struct drm_device *dev = encoder->base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
>  	struct intel_crtc *crtc = to_intel_crtc(pipe_config->base.crtc);
>  	uint32_t dp_reg = I915_READ(intel_dp->output_reg);
>  	enum pipe pipe = crtc->pipe;
> @@ -3519,10 +3490,9 @@ gen7_edp_signal_levels(uint8_t train_set)
>  void
>  intel_dp_set_signal_levels(struct intel_dp *intel_dp)
>  {
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
>  	enum port port = intel_dig_port->base.port;
> -	struct drm_device *dev = intel_dig_port->base.base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
>  	uint32_t signal_levels, mask = 0;
>  	uint8_t train_set = intel_dp->train_set[0];
>  
> @@ -3577,9 +3547,8 @@ intel_dp_program_link_training_pattern(struct intel_dp *intel_dp,
>  
>  void intel_dp_set_idle_link_train(struct intel_dp *intel_dp)
>  {
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> -	struct drm_device *dev = intel_dig_port->base.base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
>  	enum port port = intel_dig_port->base.port;
>  	uint32_t val;
>  
> @@ -4303,11 +4272,11 @@ intel_dp_retrain_link(struct intel_dp *intel_dp)
>  static void
>  intel_dp_check_link_status(struct intel_dp *intel_dp)
>  {
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));

You convert it back again to drm_device.

>  	struct intel_encoder *intel_encoder = &dp_to_dig_port(intel_dp)->base;
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
>  	u8 link_status[DP_LINK_STATUS_SIZE];
>  
> -	WARN_ON(!drm_modeset_is_locked(&dev->mode_config.connection_mutex));
> +	WARN_ON(!drm_modeset_is_locked(&dev_priv->drm.mode_config.connection_mutex));
>  
>  	if (!intel_dp_get_link_status(intel_dp, link_status)) {
>  		DRM_ERROR("Failed to get link status\n");
> @@ -4353,8 +4322,7 @@ intel_dp_check_link_status(struct intel_dp *intel_dp)
>  static bool
>  intel_dp_short_pulse(struct intel_dp *intel_dp)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct intel_encoder *intel_encoder = &dp_to_dig_port(intel_dp)->base;
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));

to_i915() is unnecessary, all cases of dev_priv usage are for
dev_priv->drm.


>  	u8 sink_irq_vector = 0;
>  	u8 old_sink_count = intel_dp->sink_count;
>  	bool ret;
> @@ -4393,13 +4361,13 @@ intel_dp_short_pulse(struct intel_dp *intel_dp)
>  			DRM_DEBUG_DRIVER("CP or sink specific irq unhandled\n");
>  	}
>  
> -	drm_modeset_lock(&dev->mode_config.connection_mutex, NULL);
> +	drm_modeset_lock(&dev_priv->drm.mode_config.connection_mutex, NULL);
>  	intel_dp_check_link_status(intel_dp);
> -	drm_modeset_unlock(&dev->mode_config.connection_mutex);
> +	drm_modeset_unlock(&dev_priv->drm.mode_config.connection_mutex);
>  	if (intel_dp->compliance.test_type == DP_TEST_LINK_TRAINING) {
>  		DRM_DEBUG_KMS("Link Training Compliance Test requested\n");
>  		/* Send a Hotplug Uevent to userspace to start modeset */
> -		drm_kms_helper_hotplug_event(intel_encoder->base.dev);
> +		drm_kms_helper_hotplug_event(&dev_priv->drm);
>  	}
>  
>  	return true;
> @@ -4463,8 +4431,7 @@ intel_dp_detect_dpcd(struct intel_dp *intel_dp)
>  static enum drm_connector_status
>  edp_detect(struct intel_dp *intel_dp)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	enum drm_connector_status status;
>  
>  	status = intel_panel_detect(dev_priv);
> @@ -4720,22 +4687,21 @@ intel_dp_unset_edid(struct intel_dp *intel_dp)
>  }
>  
>  static int
> -intel_dp_long_pulse(struct intel_connector *intel_connector)
> +intel_dp_long_pulse(struct intel_connector *connector)
>  {
> -	struct drm_connector *connector = &intel_connector->base;
> -	struct intel_dp *intel_dp = intel_attached_dp(connector);
> -	struct drm_device *dev = connector->dev;
> +	struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
> +	struct intel_dp *intel_dp = intel_attached_dp(&connector->base);
>  	enum drm_connector_status status;
>  	u8 sink_irq_vector = 0;
>  
> -	WARN_ON(!drm_modeset_is_locked(&connector->dev->mode_config.connection_mutex));
> +	WARN_ON(!drm_modeset_is_locked(&dev_priv->drm.mode_config.connection_mutex));
>  
> -	intel_display_power_get(to_i915(dev), intel_dp->aux_power_domain);
> +	intel_display_power_get(dev_priv, intel_dp->aux_power_domain);
>  
>  	/* Can't disconnect eDP, but you can close the lid... */
>  	if (intel_dp_is_edp(intel_dp))
>  		status = edp_detect(intel_dp);
> -	else if (intel_digital_port_connected(to_i915(dev),
> +	else if (intel_digital_port_connected(dev_priv,
>  					      dp_to_dig_port(intel_dp)))
>  		status = intel_dp_detect_dpcd(intel_dp);
>  	else
> @@ -4806,7 +4772,7 @@ intel_dp_long_pulse(struct intel_connector *intel_connector)
>  	intel_dp->aux.i2c_defer_count = 0;
>  
>  	intel_dp_set_edid(intel_dp);
> -	if (intel_dp_is_edp(intel_dp) || intel_connector->detect_edid)
> +	if (intel_dp_is_edp(intel_dp) || connector->detect_edid)
>  		status = connector_status_connected;
>  	intel_dp->detect_done = true;
>  
> @@ -4829,7 +4795,7 @@ intel_dp_long_pulse(struct intel_connector *intel_connector)
>  	if (status != connector_status_connected && !intel_dp->is_mst)
>  		intel_dp_unset_edid(intel_dp);
>  
> -	intel_display_power_put(to_i915(dev), intel_dp->aux_power_domain);
> +	intel_display_power_put(dev_priv, intel_dp->aux_power_domain);
>  	return status;
>  }
>  
> @@ -4996,9 +4962,7 @@ void intel_dp_encoder_suspend(struct intel_encoder *intel_encoder)
>  
>  static void intel_edp_panel_vdd_sanitize(struct intel_dp *intel_dp)
>  {
> -	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> -	struct drm_device *dev = intel_dig_port->base.base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  
>  	lockdep_assert_held(&dev_priv->pps_mutex);
>  
> @@ -5086,8 +5050,7 @@ enum irqreturn
>  intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
>  {
>  	struct intel_dp *intel_dp = &intel_dig_port->dp;
> -	struct drm_device *dev = intel_dig_port->base.base.dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  	enum irqreturn ret = IRQ_NONE;
>  
>  	if (long_hpd && intel_dig_port->base.type == INTEL_OUTPUT_EDP) {
> @@ -5546,8 +5509,7 @@ static void intel_dp_set_drrs_state(struct drm_i915_private *dev_priv,
>  void intel_edp_drrs_enable(struct intel_dp *intel_dp,
>  			   const struct intel_crtc_state *crtc_state)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  
>  	if (!crtc_state->has_drrs) {
>  		DRM_DEBUG_KMS("Panel doesn't support DRRS\n");
> @@ -5582,8 +5544,7 @@ void intel_edp_drrs_enable(struct intel_dp *intel_dp,
>  void intel_edp_drrs_disable(struct intel_dp *intel_dp,
>  			    const struct intel_crtc_state *old_crtc_state)
>  {
> -	struct drm_device *dev = intel_dp_to_dev(intel_dp);
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp));
>  
>  	if (!old_crtc_state->has_drrs)
>  		return;
> @@ -5766,7 +5727,7 @@ void intel_edp_drrs_flush(struct drm_i915_private *dev_priv,
>  
>  /**
>   * intel_dp_drrs_init - Init basic DRRS work and mutex.
> - * @intel_connector: eDP connector
> + * @connector: eDP connector
>   * @fixed_mode: preferred mode of panel
>   *
>   * This function is  called only once at driver load to initialize basic
> @@ -5778,12 +5739,10 @@ void intel_edp_drrs_flush(struct drm_i915_private *dev_priv,
>   * from VBT setting).
>   */
>  static struct drm_display_mode *
> -intel_dp_drrs_init(struct intel_connector *intel_connector,
> -		struct drm_display_mode *fixed_mode)
> +intel_dp_drrs_init(struct intel_connector *connector,
> +		   struct drm_display_mode *fixed_mode)
>  {
> -	struct drm_connector *connector = &intel_connector->base;
> -	struct drm_device *dev = connector->dev;
> -	struct drm_i915_private *dev_priv = to_i915(dev);
> +	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);
> @@ -5799,8 +5758,8 @@ intel_dp_drrs_init(struct intel_connector *intel_connector,
>  		return NULL;
>  	}
>  
> -	downclock_mode = intel_find_panel_downclock
> -					(dev_priv, fixed_mode, connector);
> +	downclock_mode = intel_find_panel_downclock(dev_priv, fixed_mode,
> +						    &connector->base);
>  
>  	if (!downclock_mode) {
>  		DRM_DEBUG_KMS("Downclock mode is not found. DRRS not supported\n");
> @@ -5817,11 +5776,9 @@ intel_dp_drrs_init(struct intel_connector *intel_connector,
>  static bool intel_edp_init_connector(struct intel_dp *intel_dp,
>  				     struct intel_connector *intel_connector)
>  {
> -	struct drm_connector *connector = &intel_connector->base;
> -	struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> -	struct intel_encoder *intel_encoder = &intel_dig_port->base;
> -	struct drm_device *dev = intel_encoder->base.dev;
> +	struct drm_device *dev = intel_dp_to_dev(intel_dp);

You have retained dev here but  
>  	struct drm_i915_private *dev_priv = to_i915(dev);
> +	struct drm_connector *connector = &intel_connector->base;
>  	struct drm_display_mode *fixed_mode = NULL;
>  	struct drm_display_mode *alt_fixed_mode = NULL;
>  	struct drm_display_mode *downclock_mode = NULL;
> @@ -5839,7 +5796,7 @@ static bool intel_edp_init_connector(struct intel_dp *intel_dp,
>  	 * eDP and LVDS bail out early in this case to prevent interfering
>  	 * with an already powered-on LVDS power sequencer.
>  	 */
> -	if (intel_get_lvds_encoder(dev)) {
> +	if (intel_get_lvds_encoder(&dev_priv->drm)) {

but dereferenced dev_priv->drm here.
>  		WARN_ON(!(HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)));
>  		DRM_INFO("LVDS was detected, not registering eDP\n");
>  


More information about the Intel-gfx mailing list