Linux-libre 4.6.2-gnu

1 files changed, 17 insertions, 11 deletions

diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 2062228b4..78df3bd52 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -187,8 +187,8 @@ int r600_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
 		fb_div |= 1;
 
 	r = radeon_uvd_send_upll_ctlreq(rdev, CG_UPLL_FUNC_CNTL);
-        if (r)
-                return r;
+	if (r)
+		return r;
 
 	/* assert PLL_RESET */
 	WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_RESET_MASK, ~UPLL_RESET_MASK);
@@ -1442,7 +1442,7 @@ static int r600_mc_init(struct radeon_device *rdev)
 					rdev->fastfb_working = true;
 				}
 			}
-  		}
+		}
 	}
 
 	radeon_update_bandwidth_info(rdev);
@@ -2489,7 +2489,7 @@ int r600_init_microcode(struct radeon_device *rdev)
 	}
 
 	DRM_INFO("Loading %s Microcode\n", chip_name);
-#if 0
+
 	snprintf(fw_name, sizeof(fw_name), "/*(DEBLOBBED)*/", chip_name);
 	err = reject_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
 	if (err)
@@ -2541,7 +2541,7 @@ int r600_init_microcode(struct radeon_device *rdev)
 			err = -EINVAL;
 		}
 	}
-#endif
+
 out:
 	if (err) {
 		if (err != -EINVAL)
@@ -3201,15 +3201,15 @@ int r600_init(struct radeon_device *rdev)
 	r = radeon_bo_init(rdev);
 	if (r)
 		return r;
-#if 0
+
 	if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
 		r = r600_init_microcode(rdev);
 		if (r) {
 			DRM_ERROR("Failed to load firmware!\n");
-			return r;
+			/*(DEBLOBBED)*/
 		}
 	}
-#endif
+
 	/* Initialize power management */
 	radeon_pm_init(rdev);
 
@@ -3333,11 +3333,17 @@ int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
 		DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
 		goto free_ib;
 	}
-	r = radeon_fence_wait(ib.fence, false);
-	if (r) {
+	r = radeon_fence_wait_timeout(ib.fence, false, usecs_to_jiffies(
+		RADEON_USEC_IB_TEST_TIMEOUT));
+	if (r < 0) {
 		DRM_ERROR("radeon: fence wait failed (%d).\n", r);
 		goto free_ib;
+	} else if (r == 0) {
+		DRM_ERROR("radeon: fence wait timed out.\n");
+		r = -ETIMEDOUT;
+		goto free_ib;
 	}
+	r = 0;
 	for (i = 0; i < rdev->usec_timeout; i++) {
 		tmp = RREG32(scratch);
 		if (tmp == 0xDEADBEEF)
@@ -4520,7 +4526,7 @@ uint64_t r600_get_gpu_clock_counter(struct radeon_device *rdev)
 	mutex_lock(&rdev->gpu_clock_mutex);
 	WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1);
 	clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) |
-	        ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
+		((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
 	mutex_unlock(&rdev->gpu_clock_mutex);
 	return clock;
 }