From 811860ddceac1c8ea0e7d0b6502f6bcfec92e101 Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Tue, 15 Dec 2020 12:46:17 +0200 Subject: [PATCH] drm/omap: drop unused DSS next pointer Since all encoders and panels are using the bridge API now, we next pointer is no longer useful and can be dropped. Signed-off-by: Sebastian Reichel Signed-off-by: Tomi Valkeinen Reviewed-by: Laurent Pinchart Link: https://patchwork.freedesktop.org/patch/msgid/20201215104657.802264-45-tomi.valkeinen@ti.com --- drivers/gpu/drm/omapdrm/dss/base.c | 2 +- drivers/gpu/drm/omapdrm/dss/omapdss.h | 1 - drivers/gpu/drm/omapdrm/dss/output.c | 13 +------------ drivers/gpu/drm/omapdrm/omap_encoder.c | 4 ---- 4 files changed, 2 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/omapdrm/dss/base.c b/drivers/gpu/drm/omapdrm/dss/base.c index fb8b6a6dca1c..332eb0d02c6d 100644 --- a/drivers/gpu/drm/omapdrm/dss/base.c +++ b/drivers/gpu/drm/omapdrm/dss/base.c @@ -135,7 +135,7 @@ struct omap_dss_device *omapdss_device_next_output(struct omap_dss_device *from) goto done; } - if (dssdev->id && (dssdev->next || dssdev->bridge)) + if (dssdev->id && dssdev->bridge) goto done; } diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 208697f89d13..19add5799274 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -296,7 +296,6 @@ struct omap_dss_device { struct module *owner; struct dss_device *dss; - struct omap_dss_device *next; struct drm_bridge *bridge; struct drm_bridge *next_bridge; struct drm_panel *panel; diff --git a/drivers/gpu/drm/omapdrm/dss/output.c b/drivers/gpu/drm/omapdrm/dss/output.c index 5affdf078134..374a4ce6d931 100644 --- a/drivers/gpu/drm/omapdrm/dss/output.c +++ b/drivers/gpu/drm/omapdrm/dss/output.c @@ -30,7 +30,6 @@ int omapdss_device_init_output(struct omap_dss_device *out, return 0; } - out->next = omapdss_find_device_by_node(remote_node); out->bridge = of_drm_find_bridge(remote_node); out->panel = of_drm_find_panel(remote_node); if (IS_ERR(out->panel)) @@ -38,12 +37,6 @@ int omapdss_device_init_output(struct omap_dss_device *out, of_node_put(remote_node); - if (out->next && out->type != out->next->type) { - dev_err(out->dev, "output type and display type don't match\n"); - ret = -EINVAL; - goto error; - } - if (out->panel) { struct drm_bridge *bridge; @@ -69,7 +62,7 @@ int omapdss_device_init_output(struct omap_dss_device *out, out->bridge = local_bridge; } - if (!out->next && !out->bridge) { + if (!out->bridge) { ret = -EPROBE_DEFER; goto error; } @@ -78,7 +71,6 @@ int omapdss_device_init_output(struct omap_dss_device *out, error: omapdss_device_cleanup_output(out); - out->next = NULL; return ret; } EXPORT_SYMBOL(omapdss_device_init_output); @@ -88,9 +80,6 @@ void omapdss_device_cleanup_output(struct omap_dss_device *out) if (out->bridge && out->panel) drm_panel_bridge_remove(out->next_bridge ? out->next_bridge : out->bridge); - - if (out->next) - omapdss_device_put(out->next); } EXPORT_SYMBOL(omapdss_device_cleanup_output); diff --git a/drivers/gpu/drm/omapdrm/omap_encoder.c b/drivers/gpu/drm/omapdrm/omap_encoder.c index 943348912be8..4dd05bc732da 100644 --- a/drivers/gpu/drm/omapdrm/omap_encoder.c +++ b/drivers/gpu/drm/omapdrm/omap_encoder.c @@ -75,7 +75,6 @@ static void omap_encoder_mode_set(struct drm_encoder *encoder, { struct omap_encoder *omap_encoder = to_omap_encoder(encoder); struct omap_dss_device *output = omap_encoder->output; - struct omap_dss_device *dssdev; struct drm_device *dev = encoder->dev; struct drm_connector *connector; struct drm_bridge *bridge; @@ -98,9 +97,6 @@ static void omap_encoder_mode_set(struct drm_encoder *encoder, * * A better solution is to use DRM's bus-flags through the whole driver. */ - for (dssdev = output; dssdev; dssdev = dssdev->next) - omap_encoder_update_videomode_flags(&vm, dssdev->bus_flags); - for (bridge = output->bridge; bridge; bridge = drm_bridge_get_next_bridge(bridge)) { if (!bridge->timings)