From 46b3847d7f680d51a29384a5ee9e1d54e6739f5d Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Thu, 13 Sep 2018 00:37:35 +0300 Subject: [PATCH] drm/omap: Add a dss device operation flag for .get_modes() Instead of manually iterating over the dss devices in the pipeline to find the first one that implements the .get_modes() operation, add a new operation flag for .get_modes() and use the omap_connector_find_device() helper function to locate the right dss device. Signed-off-by: Laurent Pinchart Reviewed-by: Sebastian Reichel Tested-by: Sebastian Reichel Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/panel-dpi.c | 1 + drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c | 1 + .../gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 1 + drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c | 1 + .../gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 1 + drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c | 1 + drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 1 + drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c | 1 + drivers/gpu/drm/omapdrm/dss/omapdss.h | 4 +++- drivers/gpu/drm/omapdrm/dss/venc.c | 1 + drivers/gpu/drm/omapdrm/omap_connector.c | 8 ++++---- 11 files changed, 16 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dpi.c b/drivers/gpu/drm/omapdrm/displays/panel-dpi.c index d6a584292e91..897b8820e000 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dpi.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dpi.c @@ -152,6 +152,7 @@ static int panel_dpi_probe(struct platform_device *pdev) dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; drm_bus_flags_from_videomode(&ddata->vm, &dssdev->bus_flags); omapdss_display_init(dssdev); diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c index c5f570106a17..fe9d9f847d2e 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c @@ -1271,6 +1271,7 @@ static int dsicm_probe(struct platform_device *pdev) dssdev->type = OMAP_DISPLAY_TYPE_DSI; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; dssdev->caps = OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE | OMAP_DSS_DISPLAY_CAP_TEAR_ELIM; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index e05b7f80416e..f37931bf1c5f 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -199,6 +199,7 @@ static int lb035q02_panel_spi_probe(struct spi_device *spi) dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; /* * Note: According to the panel documentation: diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index cf2127837e67..8f2fb3d0492f 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -194,6 +194,7 @@ static int nec_8048_probe(struct spi_device *spi) dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_SYNC_POSEDGE | DRM_BUS_FLAG_PIXDATA_POSEDGE; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index 30320cee1e56..8d5d7f775b55 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -209,6 +209,7 @@ static int sharp_ls_probe(struct platform_device *pdev) dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; /* * Note: According to the panel documentation: diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index 8debe77f92ff..b8360cef3754 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -708,6 +708,7 @@ static int acx565akm_probe(struct spi_device *spi) dssdev->type = OMAP_DISPLAY_TYPE_SDI; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; dssdev->bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_SYNC_NEGEDGE | DRM_BUS_FLAG_PIXDATA_POSEDGE; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index c8b15f19a166..721c5bb3bdef 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -323,6 +323,7 @@ static int td028ttec1_panel_probe(struct spi_device *spi) dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; /* * Note: According to the panel documentation: diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 9ecc4c7bee67..50960018dbe8 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -422,6 +422,7 @@ static int tpo_td043_probe(struct spi_device *spi) dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; dssdev->of_ports = BIT(0); + dssdev->ops_flags = OMAP_DSS_DEVICE_OP_MODES; /* * Note: According to the panel documentation: diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 7637fc041b71..01da7e94b974 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -393,12 +393,14 @@ struct omap_dss_device_ops { * enum omap_dss_device_ops_flag - Indicates which device ops are supported * @OMAP_DSS_DEVICE_OP_DETECT: The device supports output connection detection * @OMAP_DSS_DEVICE_OP_HPD: The device supports all hot-plug-related operations - * @OMAP_DSS_DEVICE_OP_EDID: The device supports readind EDID + * @OMAP_DSS_DEVICE_OP_EDID: The device supports reading EDID + * @OMAP_DSS_DEVICE_OP_MODES: The device supports reading modes */ enum omap_dss_device_ops_flag { OMAP_DSS_DEVICE_OP_DETECT = BIT(0), OMAP_DSS_DEVICE_OP_HPD = BIT(1), OMAP_DSS_DEVICE_OP_EDID = BIT(2), + OMAP_DSS_DEVICE_OP_MODES = BIT(3), }; struct omap_dss_device { diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index cefefe6d6fcb..f1abb4195a76 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -755,6 +755,7 @@ static int venc_init_output(struct venc_device *venc) out->ops = &venc_ops; out->owner = THIS_MODULE; out->of_ports = BIT(0); + out->ops_flags = OMAP_DSS_DEVICE_OP_MODES; r = omapdss_device_init_output(out); if (r < 0) diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index c0157554c12f..dc4533c8cbb4 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -228,10 +228,10 @@ static int omap_connector_get_modes(struct drm_connector *connector) * Otherwise if the display pipeline reports modes (e.g. with a fixed * resolution panel or an analog TV output), query it. */ - for (dssdev = omap_connector->display; dssdev; dssdev = dssdev->src) { - if (dssdev->ops->get_modes) - return dssdev->ops->get_modes(dssdev, connector); - } + dssdev = omap_connector_find_device(connector, + OMAP_DSS_DEVICE_OP_MODES); + if (dssdev) + return dssdev->ops->get_modes(dssdev, connector); /* * We can't retrieve modes, which can happen for instance for a DVI or -- 2.45.2