Commit cffefd9b authored by Alex Deucher's avatar Alex Deucher

drm/radeon: do a posting read in cik_set_irq

To make sure the writes go through the pci bridge.

bug:
https://bugzilla.kernel.org/show_bug.cgi?id=90741Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent 0586915e
...@@ -7555,6 +7555,9 @@ int cik_irq_set(struct radeon_device *rdev) ...@@ -7555,6 +7555,9 @@ int cik_irq_set(struct radeon_device *rdev)
WREG32(DC_HPD5_INT_CONTROL, hpd5); WREG32(DC_HPD5_INT_CONTROL, hpd5);
WREG32(DC_HPD6_INT_CONTROL, hpd6); WREG32(DC_HPD6_INT_CONTROL, hpd6);
/* posting read */
RREG32(SRBM_STATUS);
return 0; return 0;
} }
......
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