Commit 8abbc4f7 authored by Li Zhong's avatar Li Zhong Committed by Alex Deucher
Browse files

drivers/amd/pm: check the return value of amdgpu_bo_kmap 



amdgpu_bo_kmap() returns error when fails to map buffer object. Add the
error check and propagate the error.

Signed-off-by: default avatarLi Zhong <floridsleeves@gmail.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent d37f379a

drivers/gpu/drm/amd/pm/legacy-dpm/kv_dpm.c

+4 −1
Original line number Diff line number Diff line
@@ -1384,13 +1384,16 @@ static int kv_dpm_enable(struct amdgpu_device *adev) 
static void kv_dpm_disable(struct amdgpu_device *adev)

{

	struct kv_power_info *pi = kv_get_pi(adev);

	int err;



	amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq,

		       AMDGPU_THERMAL_IRQ_LOW_TO_HIGH);

	amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq,

		       AMDGPU_THERMAL_IRQ_HIGH_TO_LOW);



	amdgpu_kv_smc_bapm_enable(adev, false);

	err = amdgpu_kv_smc_bapm_enable(adev, false);

	if (err)

		DRM_ERROR("amdgpu_kv_smc_bapm_enable failed\n");



	if (adev->asic_type == CHIP_MULLINS)

		kv_enable_nb_dpm(adev, false);