[PATCH] drm/msm/dsi: do not enable PHYs when called for the slave DSI interface
Dmitry Baryshkov
dmitry.baryshkov at linaro.org
Wed Jun 9 21:12:11 UTC 2021
Move the call to dsi_mgr_phy_enable after checking whether the DSI
interface is slave, so that PHY enablement happens together with the
host enablement.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
drivers/gpu/drm/msm/dsi/dsi_manager.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c
index cd016576e8c5..9243edada9ba 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_manager.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c
@@ -373,14 +373,14 @@ static void dsi_mgr_bridge_pre_enable(struct drm_bridge *bridge)
if (!msm_dsi_device_connected(msm_dsi))
return;
- ret = dsi_mgr_phy_enable(id, phy_shared_timings);
- if (ret)
- goto phy_en_fail;
-
/* Do nothing with the host if it is slave-DSI in case of dual DSI */
if (is_dual_dsi && !IS_MASTER_DSI_LINK(id))
return;
+ ret = dsi_mgr_phy_enable(id, phy_shared_timings);
+ if (ret)
+ goto phy_en_fail;
+
ret = msm_dsi_host_power_on(host, &phy_shared_timings[id], is_dual_dsi);
if (ret) {
pr_err("%s: power on host %d failed, %d\n", __func__, id, ret);
--
2.30.2
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