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authorMartin Blumenstingl <martin.blumenstingl@googlemail.com>2024-02-18 18:50:35 +0100
committerNeil Armstrong <neil.armstrong@linaro.org>2024-02-19 09:48:41 +0100
commit1a9e51bef89af0f0976cf4c83a1e682895695dcf (patch)
tree56d9c077c0e6da768754ea9b3865897b70962052 /drivers/gpu/drm/meson/meson_encoder_dsi.c
parent239cce651ea617002ff26f068f2568b2baf6421a (diff)
drm/meson: improve encoder probe / initialization error handling
Rename meson_encoder_{cvbs,dsi,hdmi}_init() to meson_encoder_{cvbs,dsi,hdmi}_probe() so it's clear that these functions are used at probe time during driver initialization. Also switch all error prints inside those functions to use dev_err_probe() for consistency. This makes the code more straight forward to read and makes the error prints within those functions consistent (by logging all -EPROBE_DEFER with dev_dbg(), while actual errors are logged with dev_err() and get the error value printed). Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20240218175035.1948165-1-martin.blumenstingl@googlemail.com Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20240218175035.1948165-1-martin.blumenstingl@googlemail.com
Diffstat (limited to 'drivers/gpu/drm/meson/meson_encoder_dsi.c')
-rw-r--r--drivers/gpu/drm/meson/meson_encoder_dsi.c23
1 files changed, 10 insertions, 13 deletions
diff --git a/drivers/gpu/drm/meson/meson_encoder_dsi.c b/drivers/gpu/drm/meson/meson_encoder_dsi.c
index 3f93c70488ca..79c7ee31677f 100644
--- a/drivers/gpu/drm/meson/meson_encoder_dsi.c
+++ b/drivers/gpu/drm/meson/meson_encoder_dsi.c
@@ -100,7 +100,7 @@ static const struct drm_bridge_funcs meson_encoder_dsi_bridge_funcs = {
.atomic_reset = drm_atomic_helper_bridge_reset,
};
-int meson_encoder_dsi_init(struct meson_drm *priv)
+int meson_encoder_dsi_probe(struct meson_drm *priv)
{
struct meson_encoder_dsi *meson_encoder_dsi;
struct device_node *remote;
@@ -118,10 +118,9 @@ int meson_encoder_dsi_init(struct meson_drm *priv)
}
meson_encoder_dsi->next_bridge = of_drm_find_bridge(remote);
- if (!meson_encoder_dsi->next_bridge) {
- dev_dbg(priv->dev, "Failed to find DSI transceiver bridge\n");
- return -EPROBE_DEFER;
- }
+ if (!meson_encoder_dsi->next_bridge)
+ return dev_err_probe(priv->dev, -EPROBE_DEFER,
+ "Failed to find DSI transceiver bridge\n");
/* DSI Encoder Bridge */
meson_encoder_dsi->bridge.funcs = &meson_encoder_dsi_bridge_funcs;
@@ -135,19 +134,17 @@ int meson_encoder_dsi_init(struct meson_drm *priv)
/* Encoder */
ret = drm_simple_encoder_init(priv->drm, &meson_encoder_dsi->encoder,
DRM_MODE_ENCODER_DSI);
- if (ret) {
- dev_err(priv->dev, "Failed to init DSI encoder: %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(priv->dev, ret,
+ "Failed to init DSI encoder\n");
meson_encoder_dsi->encoder.possible_crtcs = BIT(0);
/* Attach DSI Encoder Bridge to Encoder */
ret = drm_bridge_attach(&meson_encoder_dsi->encoder, &meson_encoder_dsi->bridge, NULL, 0);
- if (ret) {
- dev_err(priv->dev, "Failed to attach bridge: %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(priv->dev, ret,
+ "Failed to attach bridge\n");
/*
* We should have now in place: