[1/2] drm/radeon/kms: fix evergreen asic reset

Commit Message

Alex Deucher Dec. 20, 2010, 5:35 p.m. UTC

None

Patch

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 901f366..8b82749 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -2036,7 +2036,6 @@  bool evergreen_gpu_is_lockup(struct radeon_device *rdev)
 static int evergreen_gpu_soft_reset(struct radeon_device *rdev)
 {
 	struct evergreen_mc_save save;
-	u32 srbm_reset = 0;
 	u32 grbm_reset = 0;
 
 	dev_info(rdev->dev, "GPU softreset \n");
@@ -2075,16 +2074,6 @@  static int evergreen_gpu_soft_reset(struct radeon_device *rdev)
 	udelay(50);
 	WREG32(GRBM_SOFT_RESET, 0);
 	(void)RREG32(GRBM_SOFT_RESET);
-
-	/* reset all the system blocks */
-	srbm_reset = SRBM_SOFT_RESET_ALL_MASK;
-
-	dev_info(rdev->dev, "  SRBM_SOFT_RESET=0x%08X\n", srbm_reset);
-	WREG32(SRBM_SOFT_RESET, srbm_reset);
-	(void)RREG32(SRBM_SOFT_RESET);
-	udelay(50);
-	WREG32(SRBM_SOFT_RESET, 0);
-	(void)RREG32(SRBM_SOFT_RESET);
 	/* Wait a little for things to settle down */
 	udelay(50);
 	dev_info(rdev->dev, "  GRBM_STATUS=0x%08X\n",
@@ -2095,10 +2084,6 @@  static int evergreen_gpu_soft_reset(struct radeon_device *rdev)
 		RREG32(GRBM_STATUS_SE1));
 	dev_info(rdev->dev, "  SRBM_STATUS=0x%08X\n",
 		RREG32(SRBM_STATUS));
-	/* After reset we need to reinit the asic as GPU often endup in an
-	 * incoherent state.
-	 */
-	atom_asic_init(rdev->mode_info.atom_context);
 	evergreen_mc_resume(rdev, &save);
 	return 0;
 }