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From: Alex Deucher <alexdeucher@gmail.com>
To: dri-devel@lists.freedesktop.org
Cc: Alex Deucher <alexander.deucher@amd.com>
Subject: [PATCH 2/2] drm/radeon: improve soft reset on CIK
Date: Wed,  2 Oct 2013 18:09:13 -0400	[thread overview]
Message-ID: <1380751753-9186-2-git-send-email-alexander.deucher@amd.com> (raw)
In-Reply-To: <1380751753-9186-1-git-send-email-alexander.deucher@amd.com>

Disable CG/PG before resetting.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/radeon/cik.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index d02fd1c..b874ccd 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -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);
 
-- 
1.8.3.1

      reply	other threads:[~2013-10-02 22:09 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-02 22:09 [PATCH 1/2] drm/radeon: improve soft reset on SI Alex Deucher
2013-10-02 22:09 ` Alex Deucher [this message]

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