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Commit 73cc9079 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu/cgs: always set reference clock in mode_info 

It's relevent regardless of whether there are displays
enabled.  Fixes garbage values for ref clock in powerplay
leading to incorrect fan speed reporting when displays
are disabled.

bug: https://bugs.freedesktop.org/show_bug.cgi?id=101653


Acked-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent beb37776

drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c

+4 −1
Original line number Diff line number Diff line
@@ -838,9 +838,12 @@ static int amdgpu_cgs_get_active_displays_info(struct cgs_device *cgs_device, 
		return -EINVAL;



	mode_info = info->mode_info;

	if (mode_info)

	if (mode_info) {

		/* if the displays are off, vblank time is max */

		mode_info->vblank_time_us = 0xffffffff;

		/* always set the reference clock */

		mode_info->ref_clock = adev->clock.spll.reference_freq;

	}



	if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {

		list_for_each_entry(crtc,