https://bugs.freedesktop.org/show_bug.cgi?id=69671
Priority: medium Bug ID: 69671 Assignee: dri-devel@lists.freedesktop.org Summary: rv790 hdmi sound regression since fix audio dto calculation on DCE3+ (v3) Severity: normal Classification: Unclassified OS: Linux (All) Reporter: adf.lists@gmail.com Hardware: x86-64 (AMD64) Status: NEW Version: XOrg CVS Component: DRM/Radeon Product: DRI
My rv790 has lost sound over hdmi since -
1518dd8efd47918bb269f1470030592875953f6c is the first bad commit commit 1518dd8efd47918bb269f1470030592875953f6c Author: Alex Deucher alexander.deucher@amd.com Date: Tue Jul 30 17:31:07 2013 -0400
drm/radeon: fix audio dto calculation on DCE3+ (v3)
Need to set the wallclock ratio and adjust the phase and module registers appropriately. May fix problems with audio timing at certain display timings.
v2: properly handle clocks below 24mhz v3: rebase r600 changes
Tested with 44,1k and 48k source, screen 50Hz.