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drm/mi0283qt: Avoid spamming logs if probe is deferred 

The GPIO request can fail and probe may be deferred. Thus,
the error message may be printed again and again. Avoid
this by replacing DRM_DEV_ERROR() by dev_err_probe().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210421163157.50949-3-andriy.shevchenko@linux.intel.com
This commit is contained in:
Andy Shevchenko 2021-04-21 19:31:53 +03:00 committed by Noralf Trønnes
parent 40567e8b64
commit db695d191e
1 changed files with 4 additions and 8 deletions
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12
drivers/gpu/drm/tiny/mi0283qt.c
View File

@ -196,16 +196,12 @@ static int mi0283qt_probe(struct spi_device *spi)
drm = &dbidev->drm;
dbi->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
if (IS_ERR(dbi->reset)) {
DRM_DEV_ERROR(dev, "Failed to get gpio 'reset'\n");
return PTR_ERR(dbi->reset);
}
if (IS_ERR(dbi->reset))
return dev_err_probe(dev, PTR_ERR(dbi->reset), "Failed to get GPIO 'reset'\n");
dc = devm_gpiod_get_optional(dev, "dc", GPIOD_OUT_LOW);
if (IS_ERR(dc)) {
DRM_DEV_ERROR(dev, "Failed to get gpio 'dc'\n");
return PTR_ERR(dc);
}
if (IS_ERR(dc))
return dev_err_probe(dev, PTR_ERR(dc), "Failed to get GPIO 'dc'\n");
dbidev->regulator = devm_regulator_get(dev, "power");
if (IS_ERR(dbidev->regulator))