drm/amdgpu: remove nonsense in_interrupt() checks

might_sleep() is supposed to raise if warning if called in interrupt or
atomic context.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Emily Deng <Emily.Deng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -70,9 +70,7 @@ uint32_t amdgpu_virt_kiq_rreg(struct amdgpu_device *adev, uint32_t reg)
 	if (r < 1 && (adev->in_gpu_reset || in_interrupt()))
 		goto failed_kiq_read;
 
-	if (in_interrupt())
-		might_sleep();
-
+	might_sleep();
 	while (r < 1 && cnt++ < MAX_KIQ_REG_TRY) {
 		msleep(MAX_KIQ_REG_BAILOUT_INTERVAL);
 		r = amdgpu_fence_wait_polling(ring, seq, MAX_KIQ_REG_WAIT);
@@ -118,9 +116,7 @@ void amdgpu_virt_kiq_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v)
 	if (r < 1 && (adev->in_gpu_reset || in_interrupt()))
 		goto failed_kiq_write;
 
-	if (in_interrupt())
-		might_sleep();
-
+	might_sleep();
 	while (r < 1 && cnt++ < MAX_KIQ_REG_TRY) {
 
 		msleep(MAX_KIQ_REG_BAILOUT_INTERVAL);