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

Commit 72b3f918 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/radeon: dpm fixes for asrock systems 

- bapm seems to cause CPU stuck messages so disable it.
- nb dpm seems to prevent GPU dpm from getting enabled, so
disable it.

bug:
https://bugs.freedesktop.org/show_bug.cgi?id=85107



Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent c9cb57fe

drivers/gpu/drm/radeon/kv_dpm.c

+16 −3
Original line number Diff line number Diff line
@@ -2725,6 +2725,10 @@ int kv_dpm_init(struct radeon_device *rdev) 


        pi->sram_end = SMC_RAM_END;



	/* Enabling nb dpm on an asrock system prevents dpm from working */

	if (rdev->pdev->subsystem_vendor == 0x1849)

		pi->enable_nb_dpm = false;

	else

		pi->enable_nb_dpm = true;



	pi->caps_power_containment = true;
@@ -2740,10 +2744,19 @@ int kv_dpm_init(struct radeon_device *rdev) 
	pi->caps_sclk_ds = true;

	pi->enable_auto_thermal_throttling = true;

	pi->disable_nb_ps3_in_battery = false;

	if (radeon_bapm == 0)

	if (radeon_bapm == -1) {

		/* There are stability issues reported on with

		 * bapm enabled on an asrock system.

		 */

		if (rdev->pdev->subsystem_vendor == 0x1849)

			pi->bapm_enable = false;

		else

			pi->bapm_enable = true;

	} else if (radeon_bapm == 0) {

		pi->bapm_enable = false;

	} else {

		pi->bapm_enable = true;

	}

	pi->voltage_drop_t = 0;

	pi->caps_sclk_throttle_low_notification = false;

	pi->caps_fps = false; /* true? */