drm/dsi: Make mipi_dsi_dcs_write() return ssize_t

This function returns the value of the struct mipi_dsi_host_ops'
.transfer() so make sure the return types are consistent.

Acked-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
index e633df2f68d8..6d2fd2077dae 100644
--- a/drivers/gpu/drm/drm_mipi_dsi.c
+++ b/drivers/gpu/drm/drm_mipi_dsi.c
@@ -205,8 +205,8 @@ EXPORT_SYMBOL(mipi_dsi_detach);
  * @data: pointer to the command followed by parameters
  * @len: length of @data
  */
-int mipi_dsi_dcs_write(struct mipi_dsi_device *dsi, unsigned int channel,
-                       const void *data, size_t len)
+ssize_t mipi_dsi_dcs_write(struct mipi_dsi_device *dsi, unsigned int channel,
+                           const void *data, size_t len)
 {
         const struct mipi_dsi_host_ops *ops = dsi->host->ops;
         struct mipi_dsi_msg msg = {