Commit 54b998ca authored by Hawking Zhang's avatar Hawking Zhang Committed by Alex Deucher
Browse files

drm/amdgpu: enable sw smu driver for navi10 by default 



Navi10 will use sw smu driver for dynamic power managment,
while vega20 could also use sw smu driver when amdgpu_dpm is
set to 2

Signed-off-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent a8998488

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

+3 −1
Original line number Diff line number Diff line
@@ -251,7 +251,9 @@ module_param_string(lockup_timeout, amdgpu_lockup_timeout, sizeof(amdgpu_lockup_ 


/**

 * DOC: dpm (int)

 * Override for dynamic power management setting (1 = enable, 0 = disable). The default is -1 (auto).

 * Override for dynamic power management setting

 * (0 = disable, 1 = enable, 2 = enable sw smu driver for vega20)

 * The default is -1 (auto).

 */

MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)");

module_param_named(dpm, amdgpu_dpm, int, 0444);

drivers/gpu/drm/amd/powerplay/amdgpu_smu.c

+5 −6
Original line number Diff line number Diff line
@@ -168,12 +168,11 @@ int smu_update_table_with_arg(struct smu_context *smu, uint16_t table_id, uint16 


bool is_support_sw_smu(struct amdgpu_device *adev)

{

	if (amdgpu_dpm != 1)

		return false;



	if (adev->asic_type >= CHIP_VEGA20 && adev->asic_type != CHIP_RAVEN)

	if (adev->asic_type == CHIP_VEGA20)

		return (amdgpu_dpm == 2) ? true : false;

	else if (adev->asic_type >= CHIP_NAVI10)

		return true;



	else

		return false;

}

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