| Date | Wed, 09 Nov 2011 13:28:42 -0800 | From | Greg KH <> | Subject | [200/262] drm/radeon/kms: Add MSI quirk for HP RS690 |
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3.0-stable review patch. If anyone has any objections, please let me know.
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From: Alex Deucher <alexander.deucher@amd.com>
commit b362105f7f5223fa4d2e03ceeea0e51da754ccc6 upstream.
Some HP laptops only seem to work with MSIs. This looks like a platform/bios bug.
Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=37679
Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- drivers/gpu/drm/radeon/radeon_irq_kms.c | 7 +++++++ 1 file changed, 7 insertions(+)
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -118,6 +118,13 @@ static bool radeon_msi_ok(struct radeon_ if (rdev->flags & RADEON_IS_AGP) return false; + /* Quirks */ + /* HP RS690 only seems to work with MSIs. */ + if ((rdev->pdev->device == 0x791f) && + (rdev->pdev->subsystem_vendor == 0x103c) && + (rdev->pdev->subsystem_device == 0x30c2)) + return true; + if (rdev->flags & RADEON_IS_IGP) { /* APUs work fine with MSIs */ if (rdev->family >= CHIP_PALM)
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