Attachment 36421 Details for Bug 28671 – possible fix

[patch] possible fix

0001-drm-radeon-kms-avoid-oops-on-mac-r4xx-cards.patch (text/plain), 1.16 KB, created by Alex Deucher on 2010-06-22 10:03:59 UTC

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Creator: Alex Deucher

Created: 2010-06-22 10:03:59 UTC

Size: 1.16 KB

patch

obsolete

>From 53f90ce60198e2f9fb1ea793a6e12fcda15697f7 Mon Sep 17 00:00:00 2001
>From: Alex Deucher <alexdeucher@gmail.com>
>Date: Tue, 22 Jun 2010 12:10:52 -0400
>Subject: [PATCH] drm/radeon/kms: avoid oops on mac r4xx cards
>
>They don't have an atombios so don't attempt to use it for
>eng/mem clocks.
>
>Reported by spoonb on #radeon
>
>Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
>---
> drivers/gpu/drm/radeon/radeon_asic.c |    7 +++++++
> 1 files changed, 7 insertions(+), 0 deletions(-)
>
>diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
>index 87f7e2c..646f96f 100644
>--- a/drivers/gpu/drm/radeon/radeon_asic.c
>+++ b/drivers/gpu/drm/radeon/radeon_asic.c
>@@ -780,6 +780,13 @@ int radeon_asic_init(struct radeon_device *rdev)
> 	case CHIP_R423:
> 	case CHIP_RV410:
> 		rdev->asic = &r420_asic;
>+		/* handle macs */
>+		if (rdev->bios == NULL) {
>+			rdev->asic->get_engine_clock = &radeon_legacy_get_engine_clock;
>+			rdev->asic->set_engine_clock = &radeon_legacy_set_engine_clock;
>+			rdev->asic->get_memory_clock = &radeon_legacy_get_memory_clock;
>+			rdev->asic->set_memory_clock = NULL;
>+		}
> 		break;
> 	case CHIP_RS400:
> 	case CHIP_RS480:
>-- 
>1.7.0.1
>

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Attachments on bug 28671: 36419 | 36421 | 36423 | 36424 | 36428 | 36429 | 36499 | 36500 | 36526 | 36527 | 36554 | 36556 | 37285

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