Attachment 78357 Details for Bug 63730 – Raise UVD clocks while booting the VCPU.

[patch] Raise UVD clocks while booting the VCPU.

0001-drm-radeon-raise-UVD-clocks-while-booting-the-VCPU.patch (text/plain), 1.44 KB, created by Christian König on 2013-04-23 08:47:13 UTC

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Creator: Christian König

Created: 2013-04-23 08:47:13 UTC

Size: 1.44 KB

patch

obsolete

>From ff92616d92b26d9d7c446c31b3138c193a109286 Mon Sep 17 00:00:00 2001
>From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
>Date: Fri, 19 Apr 2013 16:14:19 +0200
>Subject: [PATCH] drm/radeon: raise UVD clocks while booting the VCPU
>MIME-Version: 1.0
>Content-Type: text/plain; charset=UTF-8
>Content-Transfer-Encoding: 8bit
>
>Signed-off-by: Christian KÃ¶nig <christian.koenig@amd.com>
>---
> drivers/gpu/drm/radeon/r600.c |   14 +++++++++++---
> 1 file changed, 11 insertions(+), 3 deletions(-)
>
>diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
>index 5fe9e74..d575819 100644
>--- a/drivers/gpu/drm/radeon/r600.c
>+++ b/drivers/gpu/drm/radeon/r600.c
>@@ -2645,6 +2645,9 @@ int r600_uvd_init(struct radeon_device *rdev)
> {
> 	int i, j, r;
> 
>+	/* raise clocks while booting up the VCPU */
>+	radeon_set_uvd_clocks(rdev, 53300, 40000);
>+
> 	/* disable clock gating */
> 	WREG32(UVD_CGC_GATE, 0);
> 
>@@ -2715,18 +2718,23 @@ int r600_uvd_init(struct radeon_device *rdev)
> 		mdelay(10);
> 		r = -1;
> 	}
>+
> 	if (r) {
> 		DRM_ERROR("UVD not responding, giving up!!!\n");
>+		radeon_set_uvd_clocks(rdev, 0, 0);
> 		return r;
> 	}
>+
> 	/* enable interupt */
> 	WREG32_P(UVD_MASTINT_EN, 3<<1, ~(3 << 1));
> 
> 	r = r600_uvd_rbc_start(rdev);
>-	if (r)
>-		return r;
>+	if (!r)
>+		DRM_INFO("UVD initialized successfully.\n");
>+
>+	/* lower clocks again */
>+	radeon_set_uvd_clocks(rdev, 0, 0);
> 
>-	DRM_INFO("UVD initialized successfully.\n");
> 	return 0;
> }
> 
>-- 
>1.7.9.5
>

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Attachments on bug 63730: 78243 | 78270 | 78323 | 78357 | 78377

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