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drm/radeon: drop confusing message about backlight control
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>
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@ -741,13 +741,6 @@ int radeon_acpi_init(struct radeon_device *rdev)
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}
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atif->encoder_for_bl = target;
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if (!target) {
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/* Brightness change notification is enabled, but we
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* didn't find a backlight controller, this should
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* never happen.
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*/
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DRM_ERROR("Cannot find a backlight controller\n");
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}
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}
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if (atif->functions.sbios_requests && !atif->functions.system_params) {
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