[PATCH 1/2] drm/msm/dsi: untangle cphy setting from the src pll setting

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Wed Oct 6 20:48:27 UTC 2021


Move DPHY/CPHY setting from msm_dsi_host_set_src_pll() to new function
msm_dsi_host_set_phy_mode().

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
 drivers/gpu/drm/msm/dsi/dsi.h         | 2 ++
 drivers/gpu/drm/msm/dsi/dsi_host.c    | 8 ++++++++
 drivers/gpu/drm/msm/dsi/dsi_manager.c | 3 +++
 3 files changed, 13 insertions(+)

diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h
index b50db91cb8a7..7dfb6d198ca9 100644
--- a/drivers/gpu/drm/msm/dsi/dsi.h
+++ b/drivers/gpu/drm/msm/dsi/dsi.h
@@ -118,6 +118,8 @@ unsigned long msm_dsi_host_get_mode_flags(struct mipi_dsi_host *host);
 struct drm_bridge *msm_dsi_host_get_bridge(struct mipi_dsi_host *host);
 int msm_dsi_host_register(struct mipi_dsi_host *host, bool check_defer);
 void msm_dsi_host_unregister(struct mipi_dsi_host *host);
+void msm_dsi_host_set_phy_mode(struct mipi_dsi_host *host,
+			struct msm_dsi_phy *src_phy);
 int msm_dsi_host_set_src_pll(struct mipi_dsi_host *host,
 			struct msm_dsi_phy *src_phy);
 void msm_dsi_host_reset_phy(struct mipi_dsi_host *host);
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c
index e269df285136..1ffcd0577e99 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -2224,6 +2224,14 @@ void msm_dsi_host_cmd_xfer_commit(struct mipi_dsi_host *host, u32 dma_base,
 	wmb();
 }
 
+void msm_dsi_host_set_phy_mode(struct mipi_dsi_host *host,
+	struct msm_dsi_phy *src_phy)
+{
+	struct msm_dsi_host *msm_host = to_msm_dsi_host(host);
+
+	msm_host->cphy_mode = src_phy->cphy_mode;
+}
+
 int msm_dsi_host_set_src_pll(struct mipi_dsi_host *host,
 	struct msm_dsi_phy *src_phy)
 {
diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c
index c41d39f5b7cf..49a0a0841487 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_manager.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c
@@ -77,6 +77,7 @@ static int dsi_mgr_setup_components(int id)
 			return ret;
 
 		msm_dsi_phy_set_usecase(msm_dsi->phy, MSM_DSI_PHY_STANDALONE);
+		msm_dsi_host_set_phy_mode(msm_dsi->host, msm_dsi->phy);
 		ret = msm_dsi_host_set_src_pll(msm_dsi->host, msm_dsi->phy);
 	} else if (!other_dsi) {
 		ret = 0;
@@ -104,6 +105,8 @@ static int dsi_mgr_setup_components(int id)
 					MSM_DSI_PHY_MASTER);
 		msm_dsi_phy_set_usecase(clk_slave_dsi->phy,
 					MSM_DSI_PHY_SLAVE);
+		msm_dsi_host_set_phy_mode(msm_dsi->host, msm_dsi->phy);
+		msm_dsi_host_set_phy_mode(other_dsi->host, other_dsi->phy);
 		ret = msm_dsi_host_set_src_pll(msm_dsi->host, clk_master_dsi->phy);
 		if (ret)
 			return ret;
-- 
2.33.0



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