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drm/radeon: drop confusing message about backlight control

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The message is harmless and confusing.  On PX systems,
there is one ATIF method, but potentially multiple GPUs
leading to an error on the GPU with no backlight control.

Bug: https://bugzilla.kernel.org/show_bug.cgi?id=115011
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Hans de Goede <jwrdegoede@fedoraproject.org>
This commit is contained in:
Alex Deucher 2016-07-27 16:39:19 -04:00
parent ecb2caae6a
commit fc94d32dbf
1 changed files with 0 additions and 7 deletions
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7
drivers/gpu/drm/radeon/radeon_acpi.c
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@ -741,13 +741,6 @@ int radeon_acpi_init(struct radeon_device *rdev)
}
atif->encoder_for_bl = target;
if (!target) {
/* Brightness change notification is enabled, but we
* didn't find a backlight controller, this should
* never happen.
*/
DRM_ERROR("Cannot find a backlight controller\n");
}
}
if (atif->functions.sbios_requests && !atif->functions.system_params) {