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drm/radeon/kms: disable MSI on IGP chips
Doesn't seem to work reliably and the pci quirks don't always work. Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
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@ -114,13 +114,11 @@ int radeon_irq_kms_init(struct radeon_device *rdev)
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}
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/* enable msi */
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rdev->msi_enabled = 0;
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/* MSIs don't seem to work on my rs780;
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* not sure about rs880 or other rs780s.
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* Needs more investigation.
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/* MSIs don't seem to work reliably on all IGP
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* chips. Disable MSI on them for now.
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*/
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if ((rdev->family >= CHIP_RV380) &&
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(rdev->family != CHIP_RS780) &&
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(rdev->family != CHIP_RS880)) {
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(!(rdev->flags & RADEON_IS_IGP))) {
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int ret = pci_enable_msi(rdev->pdev);
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if (!ret) {
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rdev->msi_enabled = 1;
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