From: Laurent Pinchart Date: Tue, 26 May 2020 01:14:56 +0000 (+0300) Subject: drm: bridge: dw-hdmi: Pass drm_display_info to dw_hdmi_support_scdc() X-Git-Tag: v5.15~303^2~28^2~2531 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7be390d4c0a125266c558c30a3687d931c3b6101;p=platform%2Fkernel%2Flinux-starfive.git drm: bridge: dw-hdmi: Pass drm_display_info to dw_hdmi_support_scdc() To prepare for making connector creation optional in the driver, pass the drm_display_info explicitly to dw_hdmi_support_scdc(). The pointer is passed to the callers where required, particularly to the dw_hdmi_phy_ops .init() function. Signed-off-by: Laurent Pinchart Reviewed-by: Neil Armstrong Signed-off-by: Sam Ravnborg Link: https://patchwork.freedesktop.org/patch/msgid/20200526011505.31884-19-laurent.pinchart+renesas@ideasonboard.com --- diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 5b5f07a..a18794c 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -1241,10 +1241,9 @@ void dw_hdmi_phy_i2c_write(struct dw_hdmi *hdmi, unsigned short data, EXPORT_SYMBOL_GPL(dw_hdmi_phy_i2c_write); /* Filter out invalid setups to avoid configuring SCDC and scrambling */ -static bool dw_hdmi_support_scdc(struct dw_hdmi *hdmi) +static bool dw_hdmi_support_scdc(struct dw_hdmi *hdmi, + const struct drm_display_info *display) { - struct drm_display_info *display = &hdmi->connector.display_info; - /* Completely disable SCDC support for older controllers */ if (hdmi->version < 0x200a) return false; @@ -1282,12 +1281,13 @@ static bool dw_hdmi_support_scdc(struct dw_hdmi *hdmi) * helper should called right before enabling the TMDS Clock and Data in * the PHY configuration callback. */ -void dw_hdmi_set_high_tmds_clock_ratio(struct dw_hdmi *hdmi) +void dw_hdmi_set_high_tmds_clock_ratio(struct dw_hdmi *hdmi, + const struct drm_display_info *display) { unsigned long mtmdsclock = hdmi->hdmi_data.video_mode.mtmdsclock; /* Control for TMDS Bit Period/TMDS Clock-Period Ratio */ - if (dw_hdmi_support_scdc(hdmi)) { + if (dw_hdmi_support_scdc(hdmi, display)) { if (mtmdsclock > HDMI14_MAX_TMDSCLK) drm_scdc_set_high_tmds_clock_ratio(hdmi->ddc, 1); else @@ -1490,7 +1490,8 @@ static int hdmi_phy_configure_dwc_hdmi_3d_tx(struct dw_hdmi *hdmi, return 0; } -static int hdmi_phy_configure(struct dw_hdmi *hdmi) +static int hdmi_phy_configure(struct dw_hdmi *hdmi, + const struct drm_display_info *display) { const struct dw_hdmi_phy_data *phy = hdmi->phy.data; const struct dw_hdmi_plat_data *pdata = hdmi->plat_data; @@ -1500,7 +1501,7 @@ static int hdmi_phy_configure(struct dw_hdmi *hdmi) dw_hdmi_phy_power_off(hdmi); - dw_hdmi_set_high_tmds_clock_ratio(hdmi); + dw_hdmi_set_high_tmds_clock_ratio(hdmi, display); /* Leave low power consumption mode by asserting SVSRET. */ if (phy->has_svsret) @@ -1531,6 +1532,7 @@ static int hdmi_phy_configure(struct dw_hdmi *hdmi) } static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data, + const struct drm_display_info *display, const struct drm_display_mode *mode) { int i, ret; @@ -1540,7 +1542,7 @@ static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data, dw_hdmi_phy_sel_data_en_pol(hdmi, 1); dw_hdmi_phy_sel_interface_control(hdmi, 0); - ret = hdmi_phy_configure(hdmi); + ret = hdmi_phy_configure(hdmi, display); if (ret) return ret; } @@ -1846,10 +1848,11 @@ static void hdmi_config_drm_infoframe(struct dw_hdmi *hdmi) } static void hdmi_av_composer(struct dw_hdmi *hdmi, + const struct drm_display_info *display, const struct drm_display_mode *mode) { u8 inv_val, bytes; - struct drm_hdmi_info *hdmi_info = &hdmi->connector.display_info.hdmi; + const struct drm_hdmi_info *hdmi_info = &display->hdmi; struct hdmi_vmode *vmode = &hdmi->hdmi_data.video_mode; int hblank, vblank, h_de_hs, v_de_vs, hsync_len, vsync_len; unsigned int vdisplay, hdisplay; @@ -1882,7 +1885,7 @@ static void hdmi_av_composer(struct dw_hdmi *hdmi, /* Set up HDMI_FC_INVIDCONF */ inv_val = (hdmi->hdmi_data.hdcp_enable || - (dw_hdmi_support_scdc(hdmi) && + (dw_hdmi_support_scdc(hdmi, display) && (vmode->mtmdsclock > HDMI14_MAX_TMDSCLK || hdmi_info->scdc.scrambling.low_rates)) ? HDMI_FC_INVIDCONF_HDCP_KEEPOUT_ACTIVE : @@ -1950,7 +1953,7 @@ static void hdmi_av_composer(struct dw_hdmi *hdmi, } /* Scrambling Control */ - if (dw_hdmi_support_scdc(hdmi)) { + if (dw_hdmi_support_scdc(hdmi, display)) { if (vmode->mtmdsclock > HDMI14_MAX_TMDSCLK || hdmi_info->scdc.scrambling.low_rates) { /* @@ -2116,6 +2119,7 @@ static void hdmi_disable_overflow_interrupts(struct dw_hdmi *hdmi) static int dw_hdmi_setup(struct dw_hdmi *hdmi, const struct drm_display_mode *mode) { + struct drm_connector *connector = &hdmi->connector; int ret; hdmi_disable_overflow_interrupts(hdmi); @@ -2161,10 +2165,12 @@ static int dw_hdmi_setup(struct dw_hdmi *hdmi, hdmi->hdmi_data.video_mode.mdataenablepolarity = true; /* HDMI Initialization Step B.1 */ - hdmi_av_composer(hdmi, mode); + hdmi_av_composer(hdmi, &connector->display_info, mode); /* HDMI Initializateion Step B.2 */ - ret = hdmi->phy.ops->init(hdmi, hdmi->phy.data, &hdmi->previous_mode); + ret = hdmi->phy.ops->init(hdmi, hdmi->phy.data, + &connector->display_info, + &hdmi->previous_mode); if (ret) return ret; hdmi->phy.enabled = true; diff --git a/drivers/gpu/drm/meson/meson_dw_hdmi.c b/drivers/gpu/drm/meson/meson_dw_hdmi.c index 757c17f..15e62f3 100644 --- a/drivers/gpu/drm/meson/meson_dw_hdmi.c +++ b/drivers/gpu/drm/meson/meson_dw_hdmi.c @@ -427,6 +427,7 @@ static void dw_hdmi_set_vclk(struct meson_dw_hdmi *dw_hdmi, } static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data, + const struct drm_display_info *display, const struct drm_display_mode *mode) { struct meson_dw_hdmi *dw_hdmi = (struct meson_dw_hdmi *)data; @@ -496,7 +497,7 @@ static int dw_hdmi_phy_init(struct dw_hdmi *hdmi, void *data, /* Disable clock, fifo, fifo_wr */ regmap_update_bits(priv->hhi, HHI_HDMI_PHY_CNTL1, 0xf, 0); - dw_hdmi_set_high_tmds_clock_ratio(hdmi); + dw_hdmi_set_high_tmds_clock_ratio(hdmi, display); msleep(100); diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c index 10e210f..23de359 100644 --- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c @@ -312,6 +312,7 @@ static const struct drm_encoder_helper_funcs dw_hdmi_rockchip_encoder_helper_fun }; static int dw_hdmi_rockchip_genphy_init(struct dw_hdmi *dw_hdmi, void *data, + const struct drm_display_info *display, const struct drm_display_mode *mode) { struct rockchip_hdmi *hdmi = (struct rockchip_hdmi *)data; diff --git a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c index 8e078ca..156d00e 100644 --- a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c +++ b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c @@ -341,6 +341,7 @@ static int sun8i_hdmi_phy_config_h3(struct dw_hdmi *hdmi, } static int sun8i_hdmi_phy_config(struct dw_hdmi *hdmi, void *data, + const struct drm_display_info *display, const struct drm_display_mode *mode) { struct sun8i_hdmi_phy *phy = (struct sun8i_hdmi_phy *)data; diff --git a/include/drm/bridge/dw_hdmi.h b/include/drm/bridge/dw_hdmi.h index f930d21..ea34ca1 100644 --- a/include/drm/bridge/dw_hdmi.h +++ b/include/drm/bridge/dw_hdmi.h @@ -114,6 +114,7 @@ struct dw_hdmi_phy_config { struct dw_hdmi_phy_ops { int (*init)(struct dw_hdmi *hdmi, void *data, + const struct drm_display_info *display, const struct drm_display_mode *mode); void (*disable)(struct dw_hdmi *hdmi, void *data); enum drm_connector_status (*read_hpd)(struct dw_hdmi *hdmi, void *data); @@ -174,7 +175,8 @@ void dw_hdmi_set_channel_status(struct dw_hdmi *hdmi, u8 *channel_status); void dw_hdmi_set_channel_allocation(struct dw_hdmi *hdmi, unsigned int ca); void dw_hdmi_audio_enable(struct dw_hdmi *hdmi); void dw_hdmi_audio_disable(struct dw_hdmi *hdmi); -void dw_hdmi_set_high_tmds_clock_ratio(struct dw_hdmi *hdmi); +void dw_hdmi_set_high_tmds_clock_ratio(struct dw_hdmi *hdmi, + const struct drm_display_info *display); /* PHY configuration */ void dw_hdmi_phy_i2c_set_addr(struct dw_hdmi *hdmi, u8 address);