On Tue, Aug 13, 2024 at 07:41:22PM +0300, Jani Nikula wrote:
> Going forward, struct intel_display shall replace struct
> drm_i915_private as the main display device data pointer type. Convert
> intel_dp_aux_backlight.[ch] to struct intel_display.
> 
> Signed-off-by: Jani Nikula <[email protected]>

Reviewed-by: Rodrigo Vivi <[email protected]>

> ---
>  .../drm/i915/display/intel_dp_aux_backlight.c | 70 +++++++++++--------
>  1 file changed, 40 insertions(+), 30 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c 
> b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
> index 8ce60d53dcde..33f72db99b58 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c
> @@ -109,7 +109,7 @@ static bool is_intel_tcon_cap(const u8 tcon_cap[4])
>  static bool
>  intel_dp_aux_supports_hdr_backlight(struct intel_connector *connector)
>  {
> -     struct drm_i915_private *i915 = to_i915(connector->base.dev);
> +     struct intel_display *display = to_intel_display(connector);
>       struct intel_dp *intel_dp = enc_to_intel_dp(connector->encoder);
>       struct drm_dp_aux *aux = &intel_dp->aux;
>       struct intel_panel *panel = &connector->panel;
> @@ -122,7 +122,8 @@ intel_dp_aux_supports_hdr_backlight(struct 
> intel_connector *connector)
>       if (ret != sizeof(tcon_cap))
>               return false;
>  
> -     drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] Detected %s HDR backlight 
> interface version %d\n",
> +     drm_dbg_kms(display->drm,
> +                 "[CONNECTOR:%d:%s] Detected %s HDR backlight interface 
> version %d\n",
>                   connector->base.base.id, connector->base.name,
>                   is_intel_tcon_cap(tcon_cap) ? "Intel" : "unsupported", 
> tcon_cap[0]);
>  
> @@ -141,10 +142,10 @@ intel_dp_aux_supports_hdr_backlight(struct 
> intel_connector *connector)
>        * HDR static metadata we need to start maintaining table of
>        * ranges for such panels.
>        */
> -     if (i915->display.params.enable_dpcd_backlight != 
> INTEL_DP_AUX_BACKLIGHT_FORCE_INTEL &&
> +     if (display->params.enable_dpcd_backlight != 
> INTEL_DP_AUX_BACKLIGHT_FORCE_INTEL &&
>           !(connector->base.hdr_sink_metadata.hdmi_type1.metadata_type &
>             BIT(HDMI_STATIC_METADATA_TYPE1))) {
> -             drm_info(&i915->drm,
> +             drm_info(display->drm,
>                        "[CONNECTOR:%d:%s] Panel is missing HDR static 
> metadata. Possible support for Intel HDR backlight interface is not used. If 
> your backlight controls don't work try booting with 
> i915.enable_dpcd_backlight=%d. needs this, please file a _new_ bug report on 
> drm/i915, see " FDO_BUG_URL " for details.\n",
>                        connector->base.base.id, connector->base.name,
>                        INTEL_DP_AUX_BACKLIGHT_FORCE_INTEL);
> @@ -170,14 +171,15 @@ intel_dp_aux_supports_hdr_backlight(struct 
> intel_connector *connector)
>  static u32
>  intel_dp_aux_hdr_get_backlight(struct intel_connector *connector, enum pipe 
> pipe)
>  {
> -     struct drm_i915_private *i915 = to_i915(connector->base.dev);
> +     struct intel_display *display = to_intel_display(connector);
>       struct intel_panel *panel = &connector->panel;
>       struct intel_dp *intel_dp = enc_to_intel_dp(connector->encoder);
>       u8 tmp;
>       u8 buf[2] = {};
>  
>       if (drm_dp_dpcd_readb(&intel_dp->aux, INTEL_EDP_HDR_GETSET_CTRL_PARAMS, 
> &tmp) != 1) {
> -             drm_err(&i915->drm, "[CONNECTOR:%d:%s] Failed to read current 
> backlight mode from DPCD\n",
> +             drm_err(display->drm,
> +                     "[CONNECTOR:%d:%s] Failed to read current backlight 
> mode from DPCD\n",
>                       connector->base.base.id, connector->base.name);
>               return 0;
>       }
> @@ -195,7 +197,8 @@ intel_dp_aux_hdr_get_backlight(struct intel_connector 
> *connector, enum pipe pipe
>  
>       if (drm_dp_dpcd_read(&intel_dp->aux, INTEL_EDP_BRIGHTNESS_NITS_LSB, buf,
>                            sizeof(buf)) != sizeof(buf)) {
> -             drm_err(&i915->drm, "[CONNECTOR:%d:%s] Failed to read 
> brightness from DPCD\n",
> +             drm_err(display->drm,
> +                     "[CONNECTOR:%d:%s] Failed to read brightness from 
> DPCD\n",
>                       connector->base.base.id, connector->base.name);
>               return 0;
>       }
> @@ -253,8 +256,8 @@ static void
>  intel_dp_aux_write_content_luminance(struct intel_connector *connector,
>                                    struct hdr_output_metadata *hdr_metadata)
>  {
> +     struct intel_display *display = to_intel_display(connector);
>       struct intel_dp *intel_dp = enc_to_intel_dp(connector->encoder);
> -     struct drm_i915_private *i915 = to_i915(connector->base.dev);
>       int ret;
>       u8 buf[4];
>  
> @@ -270,7 +273,7 @@ intel_dp_aux_write_content_luminance(struct 
> intel_connector *connector,
>                               INTEL_EDP_HDR_CONTENT_LUMINANCE,
>                               buf, sizeof(buf));
>       if (ret < 0)
> -             drm_dbg_kms(&i915->drm,
> +             drm_dbg_kms(display->drm,
>                           "Content Luminance DPCD reg write failed, 
> err:-%d\n",
>                           ret);
>  }
> @@ -280,7 +283,7 @@ intel_dp_aux_fill_hdr_tcon_params(const struct 
> drm_connector_state *conn_state,
>  {
>       struct intel_connector *connector = 
> to_intel_connector(conn_state->connector);
>       struct intel_panel *panel = &connector->panel;
> -     struct drm_i915_private *i915 = to_i915(connector->base.dev);
> +     struct intel_display *display = to_intel_display(connector);
>  
>       /*
>        * According to spec segmented backlight needs to be set whenever panel 
> is in
> @@ -291,7 +294,7 @@ intel_dp_aux_fill_hdr_tcon_params(const struct 
> drm_connector_state *conn_state,
>               *ctrl |= INTEL_EDP_HDR_TCON_2084_DECODE_ENABLE;
>       }
>  
> -     if (DISPLAY_VER(i915) < 11)
> +     if (DISPLAY_VER(display) < 11)
>               *ctrl &= ~INTEL_EDP_HDR_TCON_TONE_MAPPING_ENABLE;
>  
>       if (panel->backlight.edp.intel_cap.supports_2020_gamut &&
> @@ -311,9 +314,9 @@ static void
>  intel_dp_aux_hdr_enable_backlight(const struct intel_crtc_state *crtc_state,
>                                 const struct drm_connector_state *conn_state, 
> u32 level)
>  {
> +     struct intel_display *display = to_intel_display(crtc_state);
>       struct intel_connector *connector = 
> to_intel_connector(conn_state->connector);
>       struct intel_panel *panel = &connector->panel;
> -     struct drm_i915_private *i915 = to_i915(connector->base.dev);
>       struct intel_dp *intel_dp = enc_to_intel_dp(connector->encoder);
>       struct hdr_output_metadata *hdr_metadata;
>       int ret;
> @@ -323,7 +326,8 @@ intel_dp_aux_hdr_enable_backlight(const struct 
> intel_crtc_state *crtc_state,
>  
>       ret = drm_dp_dpcd_readb(&intel_dp->aux, 
> INTEL_EDP_HDR_GETSET_CTRL_PARAMS, &old_ctrl);
>       if (ret != 1) {
> -             drm_err(&i915->drm, "[CONNECTOR:%d:%s] Failed to read current 
> backlight control mode: %d\n",
> +             drm_err(display->drm,
> +                     "[CONNECTOR:%d:%s] Failed to read current backlight 
> control mode: %d\n",
>                       connector->base.base.id, connector->base.name, ret);
>               return;
>       }
> @@ -346,7 +350,8 @@ intel_dp_aux_hdr_enable_backlight(const struct 
> intel_crtc_state *crtc_state,
>  
>       if (ctrl != old_ctrl &&
>           drm_dp_dpcd_writeb(&intel_dp->aux, 
> INTEL_EDP_HDR_GETSET_CTRL_PARAMS, ctrl) != 1)
> -             drm_err(&i915->drm, "[CONNECTOR:%d:%s] Failed to configure DPCD 
> brightness controls\n",
> +             drm_err(display->drm,
> +                     "[CONNECTOR:%d:%s] Failed to configure DPCD brightness 
> controls\n",
>                       connector->base.base.id, connector->base.name);
>  
>       if (intel_dp_in_hdr_mode(conn_state)) {
> @@ -377,7 +382,7 @@ static const char *dpcd_vs_pwm_str(bool aux)
>  static void
>  intel_dp_aux_write_panel_luminance_override(struct intel_connector 
> *connector)
>  {
> -     struct drm_i915_private *i915 = to_i915(connector->base.dev);
> +     struct intel_display *display = to_intel_display(connector);
>       struct intel_panel *panel = &connector->panel;
>       struct intel_dp *intel_dp = enc_to_intel_dp(connector->encoder);
>       int ret;
> @@ -392,7 +397,7 @@ intel_dp_aux_write_panel_luminance_override(struct 
> intel_connector *connector)
>                               INTEL_EDP_HDR_PANEL_LUMINANCE_OVERRIDE,
>                               buf, sizeof(buf));
>       if (ret < 0)
> -             drm_dbg_kms(&i915->drm,
> +             drm_dbg_kms(display->drm,
>                           "Panel Luminance DPCD reg write failed, err:-%d\n",
>                           ret);
>  }
> @@ -400,20 +405,21 @@ intel_dp_aux_write_panel_luminance_override(struct 
> intel_connector *connector)
>  static int
>  intel_dp_aux_hdr_setup_backlight(struct intel_connector *connector, enum 
> pipe pipe)
>  {
> -     struct drm_i915_private *i915 = to_i915(connector->base.dev);
> +     struct intel_display *display = to_intel_display(connector);
>       struct intel_panel *panel = &connector->panel;
>       struct drm_luminance_range_info *luminance_range =
>               &connector->base.display_info.luminance_range;
>       int ret;
>  
> -     drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] SDR backlight is controlled 
> through %s\n",
> +     drm_dbg_kms(display->drm,
> +                 "[CONNECTOR:%d:%s] SDR backlight is controlled through 
> %s\n",
>                   connector->base.base.id, connector->base.name,
>                   
> dpcd_vs_pwm_str(panel->backlight.edp.intel_cap.sdr_uses_aux));
>  
>       if (!panel->backlight.edp.intel_cap.sdr_uses_aux) {
>               ret = panel->backlight.pwm_funcs->setup(connector, pipe);
>               if (ret < 0) {
> -                     drm_err(&i915->drm,
> +                     drm_err(display->drm,
>                               "[CONNECTOR:%d:%s] Failed to setup SDR 
> backlight controls through PWM: %d\n",
>                               connector->base.base.id, connector->base.name, 
> ret);
>                       return ret;
> @@ -430,7 +436,8 @@ intel_dp_aux_hdr_setup_backlight(struct intel_connector 
> *connector, enum pipe pi
>  
>       intel_dp_aux_write_panel_luminance_override(connector);
>  
> -     drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] Using AUX HDR interface for 
> backlight control (range %d..%d)\n",
> +     drm_dbg_kms(display->drm,
> +                 "[CONNECTOR:%d:%s] Using AUX HDR interface for backlight 
> control (range %d..%d)\n",
>                   connector->base.base.id, connector->base.name,
>                   panel->backlight.min, panel->backlight.max);
>  
> @@ -501,9 +508,9 @@ static void intel_dp_aux_vesa_disable_backlight(const 
> struct drm_connector_state
>  
>  static int intel_dp_aux_vesa_setup_backlight(struct intel_connector 
> *connector, enum pipe pipe)
>  {
> +     struct intel_display *display = to_intel_display(connector);
>       struct intel_dp *intel_dp = intel_attached_dp(connector);
>       struct intel_panel *panel = &connector->panel;
> -     struct drm_i915_private *i915 = dp_to_i915(intel_dp);
>       u16 current_level;
>       u8 current_mode;
>       int ret;
> @@ -514,17 +521,19 @@ static int intel_dp_aux_vesa_setup_backlight(struct 
> intel_connector *connector,
>       if (ret < 0)
>               return ret;
>  
> -     drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] AUX VESA backlight enable is 
> controlled through %s\n",
> +     drm_dbg_kms(display->drm,
> +                 "[CONNECTOR:%d:%s] AUX VESA backlight enable is controlled 
> through %s\n",
>                   connector->base.base.id, connector->base.name,
>                   dpcd_vs_pwm_str(panel->backlight.edp.vesa.info.aux_enable));
> -     drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] AUX VESA backlight level is 
> controlled through %s\n",
> +     drm_dbg_kms(display->drm,
> +                 "[CONNECTOR:%d:%s] AUX VESA backlight level is controlled 
> through %s\n",
>                   connector->base.base.id, connector->base.name,
>                   dpcd_vs_pwm_str(panel->backlight.edp.vesa.info.aux_set));
>  
>       if (!panel->backlight.edp.vesa.info.aux_set || 
> !panel->backlight.edp.vesa.info.aux_enable) {
>               ret = panel->backlight.pwm_funcs->setup(connector, pipe);
>               if (ret < 0) {
> -                     drm_err(&i915->drm,
> +                     drm_err(display->drm,
>                               "[CONNECTOR:%d:%s] Failed to setup PWM 
> backlight controls for eDP backlight: %d\n",
>                               connector->base.base.id, connector->base.name, 
> ret);
>                       return ret;
> @@ -553,7 +562,8 @@ static int intel_dp_aux_vesa_setup_backlight(struct 
> intel_connector *connector,
>               }
>       }
>  
> -     drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] Using AUX VESA interface for 
> backlight control\n",
> +     drm_dbg_kms(display->drm,
> +                 "[CONNECTOR:%d:%s] Using AUX VESA interface for backlight 
> control\n",
>                   connector->base.base.id, connector->base.name);
>  
>       return 0;
> @@ -562,11 +572,12 @@ static int intel_dp_aux_vesa_setup_backlight(struct 
> intel_connector *connector,
>  static bool
>  intel_dp_aux_supports_vesa_backlight(struct intel_connector *connector)
>  {
> +     struct intel_display *display = to_intel_display(connector);
>       struct intel_dp *intel_dp = intel_attached_dp(connector);
> -     struct drm_i915_private *i915 = dp_to_i915(intel_dp);
>  
>       if (drm_edp_backlight_supported(intel_dp->edp_dpcd)) {
> -             drm_dbg_kms(&i915->drm, "[CONNECTOR:%d:%s] AUX Backlight 
> Control Supported!\n",
> +             drm_dbg_kms(display->drm,
> +                         "[CONNECTOR:%d:%s] AUX Backlight Control 
> Supported!\n",
>                           connector->base.base.id, connector->base.name);
>               return true;
>       }
> @@ -591,16 +602,15 @@ static const struct intel_panel_bl_funcs 
> intel_dp_vesa_bl_funcs = {
>  
>  int intel_dp_aux_init_backlight_funcs(struct intel_connector *connector)
>  {
> +     struct intel_display *display = to_intel_display(connector);
>       struct drm_device *dev = connector->base.dev;
>       struct intel_panel *panel = &connector->panel;
> -     struct intel_dp *intel_dp = enc_to_intel_dp(connector->encoder);
> -     struct drm_i915_private *i915 = dp_to_i915(intel_dp);
>       bool try_intel_interface = false, try_vesa_interface = false;
>  
>       /* Check the VBT and user's module parameters to figure out which
>        * interfaces to probe
>        */
> -     switch (i915->display.params.enable_dpcd_backlight) {
> +     switch (display->params.enable_dpcd_backlight) {
>       case INTEL_DP_AUX_BACKLIGHT_OFF:
>               return -ENODEV;
>       case INTEL_DP_AUX_BACKLIGHT_AUTO:
> -- 
> 2.39.2
> 

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