A DSI peripheral can have virtual channel ID of 0-3. This should be
always the case, and there's no need in the driver to validate the
channel.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/omapdrm/dss/dsi.c | 11 -----------
1 file changed, 11 deletions(-)
diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c
index 5e13478010db..c78ae99c8742 100644
--- a/drivers/gpu/drm/omapdrm/dss/dsi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
@@ -3902,9 +3902,6 @@ static int dsi_update_channel(struct omap_dss_device *dssdev, int channel)
struct dsi_data *dsi = to_dsi_data(dssdev);
int r;
- if (channel > 3)
- return -EINVAL;
-
dsi_bus_lock(dsi);
if (!dsi->video_enabled) {
@@ -5068,12 +5065,8 @@ static int omap_dsi_host_attach(struct mipi_dsi_host *host,
struct mipi_dsi_device *client)
{
struct dsi_data *dsi = host_to_omap(host);
- unsigned int channel = client->channel;
int r;
- if (channel > 3)
- return -EINVAL;
-
if (dsi->dsidev) {
DSSERR("dsi client already attached\n");
return -EBUSY;
@@ -5123,10 +5116,6 @@ static int omap_dsi_host_detach(struct mipi_dsi_host *host,
struct mipi_dsi_device *client)
{
struct dsi_data *dsi = host_to_omap(host);
- unsigned int channel = client->channel;
-
- if (channel > 3)
- return -EINVAL;
if (WARN_ON(dsi->dsidev != client))
return -EINVAL;
--
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