Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 730a336c authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/radeon/TN: only enable bapm on MSI systems 

There still seem to be stability problems with other systems.

Bug:
https://bugs.freedesktop.org/show_bug.cgi?id=72921



Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent cc9e67e3

drivers/gpu/drm/radeon/trinity_dpm.c

+8 −7
Original line number Diff line number Diff line
@@ -1874,15 +1874,16 @@ int trinity_dpm_init(struct radeon_device *rdev) 
	for (i = 0; i < SUMO_MAX_HARDWARE_POWERLEVELS; i++)

		pi->at[i] = TRINITY_AT_DFLT;



	/* There are stability issues reported on latops with

	 * bapm installed when switching between AC and battery

	 * power.  At the same time, some desktop boards hang

	 * if it's not enabled and dpm is enabled.

	/* There are stability issues reported on with

	 * bapm enabled when switching between AC and battery

	 * power.  At the same time, some MSI boards hang

	 * if it's not enabled and dpm is enabled.  Just enable

	 * it for MSI boards right now.

	 */

	if (rdev->flags & RADEON_IS_MOBILITY)

		pi->enable_bapm = false;

	else

	if (rdev->pdev->subsystem_vendor == 0x1462)

		pi->enable_bapm = true;

	else

		pi->enable_bapm = false;

	pi->enable_nbps_policy = true;

	pi->enable_sclk_ds = true;

	pi->enable_gfx_power_gating = true;