Re: [PATCH 21/27] drm: bridge: dw-hdmi: Pass drm_connector to internal functions as needed
On 26/05/2020 03:14, Laurent Pinchart wrote: > To prepare for making connector creation optional in the driver, pass > the drm_connector explicitly to the internal functions that require it. > The functions that still access the connector from the dw_hdmi structure > are dw_hdmi_connector_create() and __dw_hdmi_probe(). The former access > is expected, as that's where the internal connector is created. The > latter will be addressed separately. > > Signed-off-by: Laurent Pinchart > --- > drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 31 +-- > 1 file changed, 18 insertions(+), 13 deletions(-) > > diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c > b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c > index 16bffedb4715..b69c14b9de62 100644 > --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c > +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c > @@ -1632,18 +1632,17 @@ static void hdmi_tx_hdcp_config(struct dw_hdmi *hdmi) > } > > static void hdmi_config_AVI(struct dw_hdmi *hdmi, > + const struct drm_connector *connector, > const struct drm_display_mode *mode) > { > struct hdmi_avi_infoframe frame; > u8 val; > > /* Initialise info frame from DRM mode */ > - drm_hdmi_avi_infoframe_from_display_mode(&frame, > - &hdmi->connector, mode); > + drm_hdmi_avi_infoframe_from_display_mode(&frame, connector, mode); > > if (hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format)) { > - drm_hdmi_avi_infoframe_quant_range(&frame, &hdmi->connector, > -mode, > + drm_hdmi_avi_infoframe_quant_range(&frame, connector, mode, > > hdmi->hdmi_data.rgb_limited_range ? > > HDMI_QUANTIZATION_RANGE_LIMITED : > > HDMI_QUANTIZATION_RANGE_FULL); > @@ -1760,14 +1759,14 @@ static void hdmi_config_AVI(struct dw_hdmi *hdmi, > } > > static void hdmi_config_vendor_specific_infoframe(struct dw_hdmi *hdmi, > + const struct drm_connector > *connector, > const struct drm_display_mode > *mode) > { > struct hdmi_vendor_infoframe frame; > u8 buffer[10]; > ssize_t err; > > - err = drm_hdmi_vendor_infoframe_from_display_mode(&frame, > - &hdmi->connector, > + err = drm_hdmi_vendor_infoframe_from_display_mode(&frame, connector, > mode); > if (err < 0) > /* > @@ -1813,9 +1812,10 @@ static void > hdmi_config_vendor_specific_infoframe(struct dw_hdmi *hdmi, > HDMI_FC_DATAUTO0_VSD_MASK); > } > > -static void hdmi_config_drm_infoframe(struct dw_hdmi *hdmi) > +static void hdmi_config_drm_infoframe(struct dw_hdmi *hdmi, > + const struct drm_connector *connector) > { > - const struct drm_connector_state *conn_state = hdmi->connector.state; > + const struct drm_connector_state *conn_state = connector->state; > struct hdmi_drm_infoframe frame; > u8 buffer[30]; > ssize_t err; > @@ -2118,9 +2118,9 @@ static void hdmi_disable_overflow_interrupts(struct > dw_hdmi *hdmi) > } > > static int dw_hdmi_setup(struct dw_hdmi *hdmi, > + const struct drm_connector *connector, >const struct drm_display_mode *mode) > { > - struct drm_connector *connector = &hdmi->connector; > int ret; > > hdmi_disable_overflow_interrupts(hdmi); > @@ -2192,9 +2192,9 @@ static int dw_hdmi_setup(struct dw_hdmi *hdmi, > dev_dbg(hdmi->dev, "%s HDMI mode\n", __func__); > > /* HDMI Initialization Step F - Configure AVI InfoFrame */ > - hdmi_config_AVI(hdmi, mode); > - hdmi_config_vendor_specific_infoframe(hdmi, mode); > - hdmi_config_drm_infoframe(hdmi); > + hdmi_config_AVI(hdmi, connector, mode); > + hdmi_config_vendor_specific_infoframe(hdmi, connector, mode); > + hdmi_config_drm_infoframe(hdmi, connector); > } else { > dev_dbg(hdmi->dev, "%s DVI mode\n", __func__); > } > @@ -2263,7 +2263,12 @@ static void initialize_hdmi_ih_mutes(struct dw_hdmi > *hdmi) > static void dw_hdmi_poweron(struct dw_hdmi *hdmi) > { > hdmi->bridge_is_on = true; > - dw_hdmi_setup(hdmi, &hdmi->previous_mode); > + > + /* > + * The curr_conn field is guaranteed to be valid here, as this function > + * is only be called when !hdmi->disabled. > + */ > + dw_hdmi_setup(hdmi, hdmi->curr_conn, &hdmi->previous_mode); > } > > static void dw_hdmi_poweroff(struct dw_hdmi *hdmi) > Reviewed-by: Neil Arms
[PATCH 21/27] drm: bridge: dw-hdmi: Pass drm_connector to internal functions as needed
To prepare for making connector creation optional in the driver, pass the drm_connector explicitly to the internal functions that require it. The functions that still access the connector from the dw_hdmi structure are dw_hdmi_connector_create() and __dw_hdmi_probe(). The former access is expected, as that's where the internal connector is created. The latter will be addressed separately. Signed-off-by: Laurent Pinchart --- drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 31 +-- 1 file changed, 18 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 16bffedb4715..b69c14b9de62 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -1632,18 +1632,17 @@ static void hdmi_tx_hdcp_config(struct dw_hdmi *hdmi) } static void hdmi_config_AVI(struct dw_hdmi *hdmi, + const struct drm_connector *connector, const struct drm_display_mode *mode) { struct hdmi_avi_infoframe frame; u8 val; /* Initialise info frame from DRM mode */ - drm_hdmi_avi_infoframe_from_display_mode(&frame, -&hdmi->connector, mode); + drm_hdmi_avi_infoframe_from_display_mode(&frame, connector, mode); if (hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format)) { - drm_hdmi_avi_infoframe_quant_range(&frame, &hdmi->connector, - mode, + drm_hdmi_avi_infoframe_quant_range(&frame, connector, mode, hdmi->hdmi_data.rgb_limited_range ? HDMI_QUANTIZATION_RANGE_LIMITED : HDMI_QUANTIZATION_RANGE_FULL); @@ -1760,14 +1759,14 @@ static void hdmi_config_AVI(struct dw_hdmi *hdmi, } static void hdmi_config_vendor_specific_infoframe(struct dw_hdmi *hdmi, + const struct drm_connector *connector, const struct drm_display_mode *mode) { struct hdmi_vendor_infoframe frame; u8 buffer[10]; ssize_t err; - err = drm_hdmi_vendor_infoframe_from_display_mode(&frame, - &hdmi->connector, + err = drm_hdmi_vendor_infoframe_from_display_mode(&frame, connector, mode); if (err < 0) /* @@ -1813,9 +1812,10 @@ static void hdmi_config_vendor_specific_infoframe(struct dw_hdmi *hdmi, HDMI_FC_DATAUTO0_VSD_MASK); } -static void hdmi_config_drm_infoframe(struct dw_hdmi *hdmi) +static void hdmi_config_drm_infoframe(struct dw_hdmi *hdmi, + const struct drm_connector *connector) { - const struct drm_connector_state *conn_state = hdmi->connector.state; + const struct drm_connector_state *conn_state = connector->state; struct hdmi_drm_infoframe frame; u8 buffer[30]; ssize_t err; @@ -2118,9 +2118,9 @@ static void hdmi_disable_overflow_interrupts(struct dw_hdmi *hdmi) } static int dw_hdmi_setup(struct dw_hdmi *hdmi, +const struct drm_connector *connector, const struct drm_display_mode *mode) { - struct drm_connector *connector = &hdmi->connector; int ret; hdmi_disable_overflow_interrupts(hdmi); @@ -2192,9 +2192,9 @@ static int dw_hdmi_setup(struct dw_hdmi *hdmi, dev_dbg(hdmi->dev, "%s HDMI mode\n", __func__); /* HDMI Initialization Step F - Configure AVI InfoFrame */ - hdmi_config_AVI(hdmi, mode); - hdmi_config_vendor_specific_infoframe(hdmi, mode); - hdmi_config_drm_infoframe(hdmi); + hdmi_config_AVI(hdmi, connector, mode); + hdmi_config_vendor_specific_infoframe(hdmi, connector, mode); + hdmi_config_drm_infoframe(hdmi, connector); } else { dev_dbg(hdmi->dev, "%s DVI mode\n", __func__); } @@ -2263,7 +2263,12 @@ static void initialize_hdmi_ih_mutes(struct dw_hdmi *hdmi) static void dw_hdmi_poweron(struct dw_hdmi *hdmi) { hdmi->bridge_is_on = true; - dw_hdmi_setup(hdmi, &hdmi->previous_mode); + + /* +* The curr_conn field is guaranteed to be valid here, as this function +* is only be called when !hdmi->disabled. +*/ + dw_hdmi_setup(hdmi, hdmi->curr_conn, &hdmi->previous_mode); } static void dw_hdmi_poweroff(struct dw_hdmi *hdmi) -- Regards, Laurent Pinchart ___ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-dev