4.0-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Alex Deucher <alexander.deuc...@amd.com>

commit a10f0df0615abb194968fc08147f3cdd70fd5aa5 upstream.

Enabling audio may enable different pll dividers.  Don't share
plls if the monitors differ in audio support.

bug:
https://bugzilla.kernel.org/show_bug.cgi?id=98751

Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>

---
 drivers/gpu/drm/radeon/atombios_crtc.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1789,7 +1789,9 @@ static int radeon_get_shared_nondp_ppll(
                        if ((crtc->mode.clock == test_crtc->mode.clock) &&
                            (adjusted_clock == test_adjusted_clock) &&
                            (radeon_crtc->ss_enabled == 
test_radeon_crtc->ss_enabled) &&
-                           (test_radeon_crtc->pll_id != ATOM_PPLL_INVALID))
+                           (test_radeon_crtc->pll_id != ATOM_PPLL_INVALID) &&
+                           
(drm_detect_monitor_audio(radeon_connector_edid(test_radeon_crtc->connector)) ==
+                            
drm_detect_monitor_audio(radeon_connector_edid(radeon_crtc->connector))))
                                return test_radeon_crtc->pll_id;
                }
        }


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