drm/radeon: improve soft reset on CIK
authorAlex Deucher <alexander.deucher@amd.com>
Wed, 2 Oct 2013 18:54:44 +0000 (14:54 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 9 Oct 2013 21:13:49 +0000 (17:13 -0400)
Disable CG/PG before resetting.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/radeon/cik.c

index d02fd1c045d567371a187c686e1af2b411f88aa1..b874ccdf52f7c2807461fef654290bc09da7c55d 100644 (file)
@@ -77,6 +77,8 @@ static void cik_pcie_gen3_enable(struct radeon_device *rdev);
 static void cik_program_aspm(struct radeon_device *rdev);
 static void cik_init_pg(struct radeon_device *rdev);
 static void cik_init_cg(struct radeon_device *rdev);
+static void cik_fini_pg(struct radeon_device *rdev);
+static void cik_fini_cg(struct radeon_device *rdev);
 static void cik_enable_gui_idle_interrupt(struct radeon_device *rdev,
                                          bool enable);
 
@@ -4185,6 +4187,10 @@ static void cik_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
        dev_info(rdev->dev, "  VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
                 RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS));
 
+       /* disable CG/PG */
+       cik_fini_pg(rdev);
+       cik_fini_cg(rdev);
+
        /* stop the rlc */
        cik_rlc_stop(rdev);