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author | NĂcolas F. R. A. Prado <nfraprado@collabora.com> | 2024-04-15 17:49:31 -0400 |
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committer | Robert Foss <rfoss@kernel.org> | 2024-04-16 15:18:53 +0200 |
commit | b3b4695ff47c4964d4ccb930890c9ffd8e455e20 (patch) | |
tree | 1a8f2dc9e30bc0d3c853f409ae46ce03ea0e42a3 /drivers/gpu/drm | |
parent | 275fafe58faa7fdb10fa245412696ecef676aac5 (diff) | |
download | linux-stable-b3b4695ff47c4964d4ccb930890c9ffd8e455e20.tar.gz linux-stable-b3b4695ff47c4964d4ccb930890c9ffd8e455e20.tar.bz2 linux-stable-b3b4695ff47c4964d4ccb930890c9ffd8e455e20.zip |
drm/bridge: lt8912b: Don't log an error when DSI host can't be found
Given that failing to find a DSI host causes the driver to defer probe,
make use of dev_err_probe() to log the reason. This makes the defer
probe reason available and avoids alerting userspace about something
that is not necessarily an error.
Fixes: 30e2ae943c26 ("drm/bridge: Introduce LT8912B DSI to HDMI bridge")
Suggested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: NĂcolas F. R. A. Prado <nfraprado@collabora.com>
Signed-off-by: Robert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240415-anx7625-defer-log-no-dsi-host-v3-3-619a28148e5c@collabora.com
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r-- | drivers/gpu/drm/bridge/lontium-lt8912b.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/gpu/drm/bridge/lontium-lt8912b.c b/drivers/gpu/drm/bridge/lontium-lt8912b.c index 4b2ae27f0a57..1a9defa15663 100644 --- a/drivers/gpu/drm/bridge/lontium-lt8912b.c +++ b/drivers/gpu/drm/bridge/lontium-lt8912b.c @@ -494,10 +494,8 @@ static int lt8912_attach_dsi(struct lt8912 *lt) }; host = of_find_mipi_dsi_host_by_node(lt->host_node); - if (!host) { - dev_err(dev, "failed to find dsi host\n"); - return -EPROBE_DEFER; - } + if (!host) + return dev_err_probe(dev, -EPROBE_DEFER, "failed to find dsi host\n"); dsi = devm_mipi_dsi_device_register_full(dev, host, &info); if (IS_ERR(dsi)) { |