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authorThierry Reding <treding@nvidia.com>2014-07-21 14:22:26 +0400
committerThierry Reding <treding@nvidia.com>2014-07-22 11:06:16 +0400
commit371c359f83b4d19d2688e975a07dc44add307e24 (patch)
tree1e3d4e229d06f1fde121ee06e2423aa8b156cd57 /drivers/gpu
parent102932b0e474bb33061e88bcf5d83e66f10c1da2 (diff)
downloadlinux-371c359f83b4d19d2688e975a07dc44add307e24.tar.xz
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>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/drm_mipi_dsi.c4
-rw-r--r--drivers/gpu/drm/panel/panel-s6e8aa0.c4
2 files changed, 4 insertions, 4 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 = {
diff --git a/drivers/gpu/drm/panel/panel-s6e8aa0.c b/drivers/gpu/drm/panel/panel-s6e8aa0.c
index 06e57a26db7a..beb43492b649 100644
--- a/drivers/gpu/drm/panel/panel-s6e8aa0.c
+++ b/drivers/gpu/drm/panel/panel-s6e8aa0.c
@@ -133,14 +133,14 @@ static int s6e8aa0_clear_error(struct s6e8aa0 *ctx)
static void s6e8aa0_dcs_write(struct s6e8aa0 *ctx, const void *data, size_t len)
{
struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
- int ret;
+ ssize_t ret;
if (ctx->error < 0)
return;
ret = mipi_dsi_dcs_write(dsi, dsi->channel, data, len);
if (ret < 0) {
- dev_err(ctx->dev, "error %d writing dcs seq: %*ph\n", ret, len,
+ dev_err(ctx->dev, "error %zd writing dcs seq: %*ph\n", ret, len,
data);
ctx->error = ret;
}