| Message ID | 20240218175035.1948165-1-martin.blumenstingl@googlemail.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v1] drm/meson: improve encoder probe / initialization error handling | expand |
On 18/02/2024 18:50, Martin Blumenstingl wrote: > 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> > --- > This is meant to be applied on top of my other patch called > "drm/meson: Don't remove bridges which are created by other drivers" [0] > > > [0] https://lore.kernel.org/dri-devel/20240215220442.1343152-1-martin.blumenstingl@googlemail.com/ > > > drivers/gpu/drm/meson/meson_drv.c | 6 +++--- > drivers/gpu/drm/meson/meson_encoder_cvbs.c | 24 ++++++++++------------ > drivers/gpu/drm/meson/meson_encoder_cvbs.h | 2 +- > drivers/gpu/drm/meson/meson_encoder_dsi.c | 23 +++++++++------------ > drivers/gpu/drm/meson/meson_encoder_dsi.h | 2 +- > drivers/gpu/drm/meson/meson_encoder_hdmi.c | 15 +++++++------- > drivers/gpu/drm/meson/meson_encoder_hdmi.h | 2 +- > 7 files changed, 35 insertions(+), 39 deletions(-) > > diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c > index cb674966e9ac..17a5cca007e2 100644 > --- a/drivers/gpu/drm/meson/meson_drv.c > +++ b/drivers/gpu/drm/meson/meson_drv.c > @@ -312,7 +312,7 @@ static int meson_drv_bind_master(struct device *dev, bool has_components) > > /* Encoder Initialization */ > > - ret = meson_encoder_cvbs_init(priv); > + ret = meson_encoder_cvbs_probe(priv); > if (ret) > goto exit_afbcd; > > @@ -326,12 +326,12 @@ static int meson_drv_bind_master(struct device *dev, bool has_components) > } > } > > - ret = meson_encoder_hdmi_init(priv); > + ret = meson_encoder_hdmi_probe(priv); > if (ret) > goto exit_afbcd; > > if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) { > - ret = meson_encoder_dsi_init(priv); > + ret = meson_encoder_dsi_probe(priv); > if (ret) > goto exit_afbcd; > } > diff --git a/drivers/gpu/drm/meson/meson_encoder_cvbs.c b/drivers/gpu/drm/meson/meson_encoder_cvbs.c > index 3407450435e2..d1191de855d9 100644 > --- a/drivers/gpu/drm/meson/meson_encoder_cvbs.c > +++ b/drivers/gpu/drm/meson/meson_encoder_cvbs.c > @@ -219,7 +219,7 @@ static const struct drm_bridge_funcs meson_encoder_cvbs_bridge_funcs = { > .atomic_reset = drm_atomic_helper_bridge_reset, > }; > > -int meson_encoder_cvbs_init(struct meson_drm *priv) > +int meson_encoder_cvbs_probe(struct meson_drm *priv) > { > struct drm_device *drm = priv->drm; > struct meson_encoder_cvbs *meson_encoder_cvbs; > @@ -240,10 +240,9 @@ int meson_encoder_cvbs_init(struct meson_drm *priv) > > meson_encoder_cvbs->next_bridge = of_drm_find_bridge(remote); > of_node_put(remote); > - if (!meson_encoder_cvbs->next_bridge) { > - dev_err(priv->dev, "Failed to find CVBS Connector bridge\n"); > - return -EPROBE_DEFER; > - } > + if (!meson_encoder_cvbs->next_bridge) > + return dev_err_probe(priv->dev, -EPROBE_DEFER, > + "Failed to find CVBS Connector bridge\n"); > > /* CVBS Encoder Bridge */ > meson_encoder_cvbs->bridge.funcs = &meson_encoder_cvbs_bridge_funcs; > @@ -259,10 +258,9 @@ int meson_encoder_cvbs_init(struct meson_drm *priv) > /* Encoder */ > ret = drm_simple_encoder_init(priv->drm, &meson_encoder_cvbs->encoder, > DRM_MODE_ENCODER_TVDAC); > - if (ret) { > - dev_err(priv->dev, "Failed to init CVBS encoder: %d\n", ret); > - return ret; > - } > + if (ret) > + return dev_err_probe(priv->dev, ret, > + "Failed to init CVBS encoder\n"); > > meson_encoder_cvbs->encoder.possible_crtcs = BIT(0); > > @@ -276,10 +274,10 @@ int meson_encoder_cvbs_init(struct meson_drm *priv) > > /* Initialize & attach Bridge Connector */ > connector = drm_bridge_connector_init(priv->drm, &meson_encoder_cvbs->encoder); > - if (IS_ERR(connector)) { > - dev_err(priv->dev, "Unable to create CVBS bridge connector\n"); > - return PTR_ERR(connector); > - } > + if (IS_ERR(connector)) > + return dev_err_probe(priv->dev, PTR_ERR(connector), > + "Unable to create CVBS bridge connector\n"); > + > drm_connector_attach_encoder(connector, &meson_encoder_cvbs->encoder); > > priv->encoders[MESON_ENC_CVBS] = meson_encoder_cvbs; > diff --git a/drivers/gpu/drm/meson/meson_encoder_cvbs.h b/drivers/gpu/drm/meson/meson_encoder_cvbs.h > index 09710fec3c66..7b7bc85c03f7 100644 > --- a/drivers/gpu/drm/meson/meson_encoder_cvbs.h > +++ b/drivers/gpu/drm/meson/meson_encoder_cvbs.h > @@ -24,7 +24,7 @@ struct meson_cvbs_mode { > /* Modes supported by the CVBS output */ > extern struct meson_cvbs_mode meson_cvbs_modes[MESON_CVBS_MODES_COUNT]; > > -int meson_encoder_cvbs_init(struct meson_drm *priv); > +int meson_encoder_cvbs_probe(struct meson_drm *priv); > void meson_encoder_cvbs_remove(struct meson_drm *priv); > > #endif /* __MESON_VENC_CVBS_H */ > diff --git a/drivers/gpu/drm/meson/meson_encoder_dsi.c b/drivers/gpu/drm/meson/meson_encoder_dsi.c > index 311b91630fbe..7816902f5907 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: > diff --git a/drivers/gpu/drm/meson/meson_encoder_dsi.h b/drivers/gpu/drm/meson/meson_encoder_dsi.h > index 9277d7015193..85d5b61805f2 100644 > --- a/drivers/gpu/drm/meson/meson_encoder_dsi.h > +++ b/drivers/gpu/drm/meson/meson_encoder_dsi.h > @@ -7,7 +7,7 @@ > #ifndef __MESON_ENCODER_DSI_H > #define __MESON_ENCODER_DSI_H > > -int meson_encoder_dsi_init(struct meson_drm *priv); > +int meson_encoder_dsi_probe(struct meson_drm *priv); > void meson_encoder_dsi_remove(struct meson_drm *priv); > > #endif /* __MESON_ENCODER_DSI_H */ > diff --git a/drivers/gpu/drm/meson/meson_encoder_hdmi.c b/drivers/gpu/drm/meson/meson_encoder_hdmi.c > index c4686568c9ca..22e07847a9a7 100644 > --- a/drivers/gpu/drm/meson/meson_encoder_hdmi.c > +++ b/drivers/gpu/drm/meson/meson_encoder_hdmi.c > @@ -354,7 +354,7 @@ static const struct drm_bridge_funcs meson_encoder_hdmi_bridge_funcs = { > .atomic_reset = drm_atomic_helper_bridge_reset, > }; > > -int meson_encoder_hdmi_init(struct meson_drm *priv) > +int meson_encoder_hdmi_probe(struct meson_drm *priv) > { > struct meson_encoder_hdmi *meson_encoder_hdmi; > struct platform_device *pdev; > @@ -374,8 +374,8 @@ int meson_encoder_hdmi_init(struct meson_drm *priv) > > meson_encoder_hdmi->next_bridge = of_drm_find_bridge(remote); > if (!meson_encoder_hdmi->next_bridge) { > - dev_err(priv->dev, "Failed to find HDMI transceiver bridge\n"); > - ret = -EPROBE_DEFER; > + ret = dev_err_probe(priv->dev, -EPROBE_DEFER, > + "Failed to find HDMI transceiver bridge\n"); > goto err_put_node; > } > > @@ -393,7 +393,7 @@ int meson_encoder_hdmi_init(struct meson_drm *priv) > ret = drm_simple_encoder_init(priv->drm, &meson_encoder_hdmi->encoder, > DRM_MODE_ENCODER_TMDS); > if (ret) { > - dev_err(priv->dev, "Failed to init HDMI encoder: %d\n", ret); > + dev_err_probe(priv->dev, ret, "Failed to init HDMI encoder\n"); > goto err_put_node; > } > > @@ -403,7 +403,7 @@ int meson_encoder_hdmi_init(struct meson_drm *priv) > ret = drm_bridge_attach(&meson_encoder_hdmi->encoder, &meson_encoder_hdmi->bridge, NULL, > DRM_BRIDGE_ATTACH_NO_CONNECTOR); > if (ret) { > - dev_err(priv->dev, "Failed to attach bridge: %d\n", ret); > + dev_err_probe(priv->dev, ret, "Failed to attach bridge\n"); > goto err_put_node; > } > > @@ -411,8 +411,9 @@ int meson_encoder_hdmi_init(struct meson_drm *priv) > meson_encoder_hdmi->connector = drm_bridge_connector_init(priv->drm, > &meson_encoder_hdmi->encoder); > if (IS_ERR(meson_encoder_hdmi->connector)) { > - dev_err(priv->dev, "Unable to create HDMI bridge connector\n"); > - ret = PTR_ERR(meson_encoder_hdmi->connector); > + ret = dev_err_probe(priv->dev, > + PTR_ERR(meson_encoder_hdmi->connector), > + "Unable to create HDMI bridge connector\n"); > goto err_put_node; > } > drm_connector_attach_encoder(meson_encoder_hdmi->connector, > diff --git a/drivers/gpu/drm/meson/meson_encoder_hdmi.h b/drivers/gpu/drm/meson/meson_encoder_hdmi.h > index a6cd38eb5f71..fd5485875db8 100644 > --- a/drivers/gpu/drm/meson/meson_encoder_hdmi.h > +++ b/drivers/gpu/drm/meson/meson_encoder_hdmi.h > @@ -7,7 +7,7 @@ > #ifndef __MESON_ENCODER_HDMI_H > #define __MESON_ENCODER_HDMI_H > > -int meson_encoder_hdmi_init(struct meson_drm *priv); > +int meson_encoder_hdmi_probe(struct meson_drm *priv); > void meson_encoder_hdmi_remove(struct meson_drm *priv); > > #endif /* __MESON_ENCODER_HDMI_H */ Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Hi, On Sun, 18 Feb 2024 18:50:35 +0100, Martin Blumenstingl wrote: > 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). > > [...] Thanks, Applied to https://anongit.freedesktop.org/git/drm/drm-misc.git (drm-misc-next) [1/1] drm/meson: improve encoder probe / initialization error handling https://cgit.freedesktop.org/drm/drm-misc/commit/?id=1a9e51bef89af0f0976cf4c83a1e682895695dcf
diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c index cb674966e9ac..17a5cca007e2 100644 --- a/drivers/gpu/drm/meson/meson_drv.c +++ b/drivers/gpu/drm/meson/meson_drv.c @@ -312,7 +312,7 @@ static int meson_drv_bind_master(struct device *dev, bool has_components) /* Encoder Initialization */ - ret = meson_encoder_cvbs_init(priv); + ret = meson_encoder_cvbs_probe(priv); if (ret) goto exit_afbcd; @@ -326,12 +326,12 @@ static int meson_drv_bind_master(struct device *dev, bool has_components) } } - ret = meson_encoder_hdmi_init(priv); + ret = meson_encoder_hdmi_probe(priv); if (ret) goto exit_afbcd; if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) { - ret = meson_encoder_dsi_init(priv); + ret = meson_encoder_dsi_probe(priv); if (ret) goto exit_afbcd; } diff --git a/drivers/gpu/drm/meson/meson_encoder_cvbs.c b/drivers/gpu/drm/meson/meson_encoder_cvbs.c index 3407450435e2..d1191de855d9 100644 --- a/drivers/gpu/drm/meson/meson_encoder_cvbs.c +++ b/drivers/gpu/drm/meson/meson_encoder_cvbs.c @@ -219,7 +219,7 @@ static const struct drm_bridge_funcs meson_encoder_cvbs_bridge_funcs = { .atomic_reset = drm_atomic_helper_bridge_reset, }; -int meson_encoder_cvbs_init(struct meson_drm *priv) +int meson_encoder_cvbs_probe(struct meson_drm *priv) { struct drm_device *drm = priv->drm; struct meson_encoder_cvbs *meson_encoder_cvbs; @@ -240,10 +240,9 @@ int meson_encoder_cvbs_init(struct meson_drm *priv) meson_encoder_cvbs->next_bridge = of_drm_find_bridge(remote); of_node_put(remote); - if (!meson_encoder_cvbs->next_bridge) { - dev_err(priv->dev, "Failed to find CVBS Connector bridge\n"); - return -EPROBE_DEFER; - } + if (!meson_encoder_cvbs->next_bridge) + return dev_err_probe(priv->dev, -EPROBE_DEFER, + "Failed to find CVBS Connector bridge\n"); /* CVBS Encoder Bridge */ meson_encoder_cvbs->bridge.funcs = &meson_encoder_cvbs_bridge_funcs; @@ -259,10 +258,9 @@ int meson_encoder_cvbs_init(struct meson_drm *priv) /* Encoder */ ret = drm_simple_encoder_init(priv->drm, &meson_encoder_cvbs->encoder, DRM_MODE_ENCODER_TVDAC); - if (ret) { - dev_err(priv->dev, "Failed to init CVBS encoder: %d\n", ret); - return ret; - } + if (ret) + return dev_err_probe(priv->dev, ret, + "Failed to init CVBS encoder\n"); meson_encoder_cvbs->encoder.possible_crtcs = BIT(0); @@ -276,10 +274,10 @@ int meson_encoder_cvbs_init(struct meson_drm *priv) /* Initialize & attach Bridge Connector */ connector = drm_bridge_connector_init(priv->drm, &meson_encoder_cvbs->encoder); - if (IS_ERR(connector)) { - dev_err(priv->dev, "Unable to create CVBS bridge connector\n"); - return PTR_ERR(connector); - } + if (IS_ERR(connector)) + return dev_err_probe(priv->dev, PTR_ERR(connector), + "Unable to create CVBS bridge connector\n"); + drm_connector_attach_encoder(connector, &meson_encoder_cvbs->encoder); priv->encoders[MESON_ENC_CVBS] = meson_encoder_cvbs; diff --git a/drivers/gpu/drm/meson/meson_encoder_cvbs.h b/drivers/gpu/drm/meson/meson_encoder_cvbs.h index 09710fec3c66..7b7bc85c03f7 100644 --- a/drivers/gpu/drm/meson/meson_encoder_cvbs.h +++ b/drivers/gpu/drm/meson/meson_encoder_cvbs.h @@ -24,7 +24,7 @@ struct meson_cvbs_mode { /* Modes supported by the CVBS output */ extern struct meson_cvbs_mode meson_cvbs_modes[MESON_CVBS_MODES_COUNT]; -int meson_encoder_cvbs_init(struct meson_drm *priv); +int meson_encoder_cvbs_probe(struct meson_drm *priv); void meson_encoder_cvbs_remove(struct meson_drm *priv); #endif /* __MESON_VENC_CVBS_H */ diff --git a/drivers/gpu/drm/meson/meson_encoder_dsi.c b/drivers/gpu/drm/meson/meson_encoder_dsi.c index 311b91630fbe..7816902f5907 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: diff --git a/drivers/gpu/drm/meson/meson_encoder_dsi.h b/drivers/gpu/drm/meson/meson_encoder_dsi.h index 9277d7015193..85d5b61805f2 100644 --- a/drivers/gpu/drm/meson/meson_encoder_dsi.h +++ b/drivers/gpu/drm/meson/meson_encoder_dsi.h @@ -7,7 +7,7 @@ #ifndef __MESON_ENCODER_DSI_H #define __MESON_ENCODER_DSI_H -int meson_encoder_dsi_init(struct meson_drm *priv); +int meson_encoder_dsi_probe(struct meson_drm *priv); void meson_encoder_dsi_remove(struct meson_drm *priv); #endif /* __MESON_ENCODER_DSI_H */ diff --git a/drivers/gpu/drm/meson/meson_encoder_hdmi.c b/drivers/gpu/drm/meson/meson_encoder_hdmi.c index c4686568c9ca..22e07847a9a7 100644 --- a/drivers/gpu/drm/meson/meson_encoder_hdmi.c +++ b/drivers/gpu/drm/meson/meson_encoder_hdmi.c @@ -354,7 +354,7 @@ static const struct drm_bridge_funcs meson_encoder_hdmi_bridge_funcs = { .atomic_reset = drm_atomic_helper_bridge_reset, }; -int meson_encoder_hdmi_init(struct meson_drm *priv) +int meson_encoder_hdmi_probe(struct meson_drm *priv) { struct meson_encoder_hdmi *meson_encoder_hdmi; struct platform_device *pdev; @@ -374,8 +374,8 @@ int meson_encoder_hdmi_init(struct meson_drm *priv) meson_encoder_hdmi->next_bridge = of_drm_find_bridge(remote); if (!meson_encoder_hdmi->next_bridge) { - dev_err(priv->dev, "Failed to find HDMI transceiver bridge\n"); - ret = -EPROBE_DEFER; + ret = dev_err_probe(priv->dev, -EPROBE_DEFER, + "Failed to find HDMI transceiver bridge\n"); goto err_put_node; } @@ -393,7 +393,7 @@ int meson_encoder_hdmi_init(struct meson_drm *priv) ret = drm_simple_encoder_init(priv->drm, &meson_encoder_hdmi->encoder, DRM_MODE_ENCODER_TMDS); if (ret) { - dev_err(priv->dev, "Failed to init HDMI encoder: %d\n", ret); + dev_err_probe(priv->dev, ret, "Failed to init HDMI encoder\n"); goto err_put_node; } @@ -403,7 +403,7 @@ int meson_encoder_hdmi_init(struct meson_drm *priv) ret = drm_bridge_attach(&meson_encoder_hdmi->encoder, &meson_encoder_hdmi->bridge, NULL, DRM_BRIDGE_ATTACH_NO_CONNECTOR); if (ret) { - dev_err(priv->dev, "Failed to attach bridge: %d\n", ret); + dev_err_probe(priv->dev, ret, "Failed to attach bridge\n"); goto err_put_node; } @@ -411,8 +411,9 @@ int meson_encoder_hdmi_init(struct meson_drm *priv) meson_encoder_hdmi->connector = drm_bridge_connector_init(priv->drm, &meson_encoder_hdmi->encoder); if (IS_ERR(meson_encoder_hdmi->connector)) { - dev_err(priv->dev, "Unable to create HDMI bridge connector\n"); - ret = PTR_ERR(meson_encoder_hdmi->connector); + ret = dev_err_probe(priv->dev, + PTR_ERR(meson_encoder_hdmi->connector), + "Unable to create HDMI bridge connector\n"); goto err_put_node; } drm_connector_attach_encoder(meson_encoder_hdmi->connector, diff --git a/drivers/gpu/drm/meson/meson_encoder_hdmi.h b/drivers/gpu/drm/meson/meson_encoder_hdmi.h index a6cd38eb5f71..fd5485875db8 100644 --- a/drivers/gpu/drm/meson/meson_encoder_hdmi.h +++ b/drivers/gpu/drm/meson/meson_encoder_hdmi.h @@ -7,7 +7,7 @@ #ifndef __MESON_ENCODER_HDMI_H #define __MESON_ENCODER_HDMI_H -int meson_encoder_hdmi_init(struct meson_drm *priv); +int meson_encoder_hdmi_probe(struct meson_drm *priv); void meson_encoder_hdmi_remove(struct meson_drm *priv); #endif /* __MESON_ENCODER_HDMI_H */
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> --- This is meant to be applied on top of my other patch called "drm/meson: Don't remove bridges which are created by other drivers" [0] [0] https://lore.kernel.org/dri-devel/20240215220442.1343152-1-martin.blumenstingl@googlemail.com/ drivers/gpu/drm/meson/meson_drv.c | 6 +++--- drivers/gpu/drm/meson/meson_encoder_cvbs.c | 24 ++++++++++------------ drivers/gpu/drm/meson/meson_encoder_cvbs.h | 2 +- drivers/gpu/drm/meson/meson_encoder_dsi.c | 23 +++++++++------------ drivers/gpu/drm/meson/meson_encoder_dsi.h | 2 +- drivers/gpu/drm/meson/meson_encoder_hdmi.c | 15 +++++++------- drivers/gpu/drm/meson/meson_encoder_hdmi.h | 2 +- 7 files changed, 35 insertions(+), 39 deletions(-)