On Tue, Jan 04, 2022 at 08:48:57PM +0200, Jani Nikula wrote:
Take bit 7 into account when reading sink count from DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0.
Signed-off-by: Jani Nikula jani.nikula@intel.com
drivers/gpu/drm/drm_dp_mst_topology.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index f3d79eda94bb..ab4372e9fe43 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -4196,7 +4196,7 @@ int drm_dp_mst_hpd_irq(struct drm_dp_mst_topology_mgr *mgr, u8 *esi, bool *handl int ret = 0; int sc; *handled = false;
- sc = esi[0] & 0x3f;
- sc = DP_GET_SINK_COUNT(esi[0]);
I wouldn't mind a s/sc/sink_count/ as well.
Reviewed-by: Ville Syrjälä ville.syrjala@linux.intel.com
if (sc != mgr->sink_count) { mgr->sink_count = sc; -- 2.30.2