drm/msm/dsi: untangle cphy setting from the src pll setting

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@linaro.org>
Reviewed-by: Abhinav Kumar <abhinavk@codeaurora.org>
Link: https://lore.kernel.org/r/20211006204828.1218225-1-dmitry.baryshkov@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>

drivers/gpu/drm/msm/dsi/dsi.h

@@ -120,6 +120,8 @@ 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);

drivers/gpu/drm/msm/dsi/dsi_host.c

@@ -2187,15 +2187,21 @@ 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)
 {
 	struct msm_dsi_host *msm_host = to_msm_dsi_host(host);
 	struct clk *byte_clk_provider, *pixel_clk_provider;
 	int ret;
 
-	msm_host->cphy_mode = src_phy->cphy_mode;
-
 	ret = msm_dsi_phy_get_clk_provider(src_phy,
 				&byte_clk_provider, &pixel_clk_provider);
 	if (ret) {

drivers/gpu/drm/msm/dsi/dsi_manager.c

@@ -79,6 +79,7 @@ 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;
@@ -106,6 +107,8 @@ 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;