diff options
Diffstat (limited to 'drivers/gpu/drm/vc4')
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_dsi.c | 28 | ||||
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_hdmi.c | 12 |
2 files changed, 30 insertions, 10 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_dsi.c b/drivers/gpu/drm/vc4/vc4_dsi.c index 6c5b80ad6154..fd8a2eb60505 100644 --- a/drivers/gpu/drm/vc4/vc4_dsi.c +++ b/drivers/gpu/drm/vc4/vc4_dsi.c @@ -753,10 +753,19 @@ static void vc4_dsi_encoder_disable(struct drm_encoder *encoder) struct vc4_dsi_encoder *vc4_encoder = to_vc4_dsi_encoder(encoder); struct vc4_dsi *dsi = vc4_encoder->dsi; struct device *dev = &dsi->pdev->dev; + struct drm_bridge *iter; + + list_for_each_entry_reverse(iter, &dsi->bridge_chain, chain_node) { + if (iter->funcs->disable) + iter->funcs->disable(iter); + } - drm_bridge_chain_disable(dsi->bridge); vc4_dsi_ulps(dsi, true); - drm_bridge_chain_post_disable(dsi->bridge); + + list_for_each_entry_from(iter, &dsi->bridge_chain, chain_node) { + if (iter->funcs->post_disable) + iter->funcs->post_disable(iter); + } clk_disable_unprepare(dsi->pll_phy_clock); clk_disable_unprepare(dsi->escape_clock); @@ -824,6 +833,7 @@ static void vc4_dsi_encoder_enable(struct drm_encoder *encoder) struct vc4_dsi *dsi = vc4_encoder->dsi; struct device *dev = &dsi->pdev->dev; bool debug_dump_regs = false; + struct drm_bridge *iter; unsigned long hs_clock; u32 ui_ns; /* Minimum LP state duration in escape clock cycles. */ @@ -1056,7 +1066,10 @@ static void vc4_dsi_encoder_enable(struct drm_encoder *encoder) vc4_dsi_ulps(dsi, false); - drm_bridge_chain_pre_enable(dsi->bridge); + list_for_each_entry_reverse(iter, &dsi->bridge_chain, chain_node) { + if (iter->funcs->pre_enable) + iter->funcs->pre_enable(iter); + } if (dsi->mode_flags & MIPI_DSI_MODE_VIDEO) { DSI_PORT_WRITE(DISP0_CTRL, @@ -1073,7 +1086,10 @@ static void vc4_dsi_encoder_enable(struct drm_encoder *encoder) DSI_DISP0_ENABLE); } - drm_bridge_chain_enable(dsi->bridge); + list_for_each_entry(iter, &dsi->bridge_chain, chain_node) { + if (iter->funcs->enable) + iter->funcs->enable(iter); + } if (debug_dump_regs) { struct drm_printer p = drm_info_printer(&dsi->pdev->dev); @@ -1613,7 +1629,7 @@ static int vc4_dsi_bind(struct device *dev, struct device *master, void *data) * from our driver, since we need to sequence them within the * encoder's enable/disable paths. */ - list_splice(&dsi->encoder->bridge_chain, &dsi->bridge_chain); + list_splice_init(&dsi->encoder->bridge_chain, &dsi->bridge_chain); if (dsi->port == 0) vc4_debugfs_add_regset32(drm, "dsi0_regs", &dsi->regset); @@ -1639,7 +1655,7 @@ static void vc4_dsi_unbind(struct device *dev, struct device *master, * Restore the bridge_chain so the bridge detach procedure can happen * normally. */ - list_splice(&dsi->bridge_chain, &dsi->encoder->bridge_chain); + list_splice_init(&dsi->bridge_chain, &dsi->encoder->bridge_chain); vc4_dsi_encoder_destroy(dsi->encoder); if (dsi->port == 1) diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 1c62c6c9244b..cea18dc15f77 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -267,7 +267,8 @@ static const struct drm_connector_helper_funcs vc4_hdmi_connector_helper_funcs = }; static struct drm_connector *vc4_hdmi_connector_init(struct drm_device *dev, - struct drm_encoder *encoder) + struct drm_encoder *encoder, + struct i2c_adapter *ddc) { struct drm_connector *connector; struct vc4_hdmi_connector *hdmi_connector; @@ -281,8 +282,10 @@ static struct drm_connector *vc4_hdmi_connector_init(struct drm_device *dev, hdmi_connector->encoder = encoder; - drm_connector_init(dev, connector, &vc4_hdmi_connector_funcs, - DRM_MODE_CONNECTOR_HDMIA); + drm_connector_init_with_ddc(dev, connector, + &vc4_hdmi_connector_funcs, + DRM_MODE_CONNECTOR_HDMIA, + ddc); drm_connector_helper_add(connector, &vc4_hdmi_connector_helper_funcs); /* Create and attach TV margin props to this connector. */ @@ -1395,7 +1398,8 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) DRM_MODE_ENCODER_TMDS, NULL); drm_encoder_helper_add(hdmi->encoder, &vc4_hdmi_encoder_helper_funcs); - hdmi->connector = vc4_hdmi_connector_init(drm, hdmi->encoder); + hdmi->connector = + vc4_hdmi_connector_init(drm, hdmi->encoder, hdmi->ddc); if (IS_ERR(hdmi->connector)) { ret = PTR_ERR(hdmi->connector); goto err_destroy_encoder; |