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drm/msm: Don't fail bind if nothing connected to dsi 

If there is no bridge or panel connected to a dsi node, don't fail the
entire msm bind. Just ignore the dsi block and move on.

Cc: Doug Anderson <dianders@chromium.org>
Reviewed-by: Abhinav Kumar <abhinavk@codeaurora.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>

Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Sean Paul 2018-07-30 11:26:55 -04:00 committed by Rob Clark
parent feb085ec8a
commit 9888495a14
1 changed files with 7 additions and 2 deletions
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9
drivers/gpu/drm/msm/dsi/dsi.c
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@ -118,8 +118,13 @@ static int dsi_bind(struct device *dev, struct device *master, void *data)
DBG("");
msm_dsi = dsi_init(pdev);
if (IS_ERR(msm_dsi))
return PTR_ERR(msm_dsi);
if (IS_ERR(msm_dsi)) {
/* Don't fail the bind if the dsi port is not connected */
if (PTR_ERR(msm_dsi) == -ENODEV)
return 0;
else
return PTR_ERR(msm_dsi);
}
priv->dsi[msm_dsi->id] = msm_dsi;