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| author | Nícolas F. R. A. Prado <nfraprado@collabora.com> | 2024-04-16 00:49:32 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-05-30 10:49:40 +0300 |
| commit | b5a638fdccf5931af41815fa6e88779719ceb718 (patch) | |
| tree | c7dba6e5e8c0bb7e5774800d58130b2d12d06199 | |
| parent | bf0c8ed867e47eeae7cb617202d8840cfe2aa288 (diff) | |
| download | linux-b5a638fdccf5931af41815fa6e88779719ceb718.tar.xz | |
drm/bridge: lt9611: Don't log an error when DSI host can't be found
[ Upstream commit cd0a2c6a081ff67007323725b9ff07d9934b1ed8 ]
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: 23278bf54afe ("drm/bridge: Introduce LT9611 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: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Robert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240415-anx7625-defer-log-no-dsi-host-v3-4-619a28148e5c@collabora.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/gpu/drm/bridge/lontium-lt9611.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/gpu/drm/bridge/lontium-lt9611.c b/drivers/gpu/drm/bridge/lontium-lt9611.c index 9663601ce098..89bdd938757e 100644 --- a/drivers/gpu/drm/bridge/lontium-lt9611.c +++ b/drivers/gpu/drm/bridge/lontium-lt9611.c @@ -760,10 +760,8 @@ static struct mipi_dsi_device *lt9611_attach_dsi(struct lt9611 *lt9611, int ret; host = of_find_mipi_dsi_host_by_node(dsi_node); - if (!host) { - dev_err(lt9611->dev, "failed to find dsi host\n"); - return ERR_PTR(-EPROBE_DEFER); - } + if (!host) + return ERR_PTR(dev_err_probe(lt9611->dev, -EPROBE_DEFER, "failed to find dsi host\n")); dsi = devm_mipi_dsi_device_register_full(dev, host, &info); if (IS_ERR(dsi)) { |