[DPU PATCH] drm/msm/dsi: set encoder mode for DRM bridge explicitly

Abhinav Kumar abhinavk at codeaurora.org
Sat Jun 16 05:56:59 UTC 2018


Currently, DRM bridge for DPU relies on the default video
mode setting to set the encoder mode.

Add an explicit call to set the encoder mode for bridges.

Signed-off-by: Abhinav Kumar <abhinavk at codeaurora.org>
---
 drivers/gpu/drm/msm/dsi/dsi_manager.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c
index 4cb1cb6..0607ad0 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_manager.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c
@@ -836,6 +836,7 @@ void msm_dsi_manager_attach_dsi_device(int id, u32 device_flags)
 	struct msm_drm_private *priv;
 	struct msm_kms *kms;
 	struct drm_encoder *encoder;
+	bool cmd_mode;
 
 	/*
 	 * drm_device pointer is assigned to msm_dsi only in the modeset_init
@@ -850,10 +851,11 @@ void msm_dsi_manager_attach_dsi_device(int id, u32 device_flags)
 	priv = dev->dev_private;
 	kms = priv->kms;
 	encoder = msm_dsi_get_encoder(msm_dsi);
+	cmd_mode = !(device_flags &
+				 MIPI_DSI_MODE_VIDEO);
 
 	if (encoder && kms->funcs->set_encoder_mode)
-		if (!(device_flags & MIPI_DSI_MODE_VIDEO))
-			kms->funcs->set_encoder_mode(kms, encoder, true);
+		kms->funcs->set_encoder_mode(kms, encoder, cmd_mode);
 }
 
 int msm_dsi_manager_register(struct msm_dsi *msm_dsi)
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project



More information about the dri-devel mailing list