drm/mipi-dsi: use correct return type for the DSC functions

From Dmitry Baryshkov
dda6efae161dc200b449d9099d0dfadfa75275c9 in linux-6.6.y/6.6.33
de1c705c50326acaceaf1f02bc5bf6f267c572bd in mainline linux

diff --git a/sys/dev/pci/drm/drm_mipi_dsi.c b/sys/dev/pci/drm/drm_mipi_dsi.c
index 97fd47b..2ea9c6d 100644 (file)
--- a/sys/dev/pci/drm/drm_mipi_dsi.c
+++ b/sys/dev/pci/drm/drm_mipi_dsi.c
@@ -666,7 +666,7 @@ EXPORT_SYMBOL(mipi_dsi_set_maximum_return_packet_size);
  *
  * Return: 0 on success or a negative error code on failure.
  */
-ssize_t mipi_dsi_compression_mode(struct mipi_dsi_device *dsi, bool enable)
+int mipi_dsi_compression_mode(struct mipi_dsi_device *dsi, bool enable)
 {
        /* Note: Needs updating for non-default PPS or algorithm */
        u8 tx[2] = { enable << 0, 0 };
@@ -691,8 +691,8 @@ EXPORT_SYMBOL(mipi_dsi_compression_mode);
  *
  * Return: 0 on success or a negative error code on failure.
  */
-ssize_t mipi_dsi_picture_parameter_set(struct mipi_dsi_device *dsi,
-                                      const struct drm_dsc_picture_parameter_set *pps)
+int mipi_dsi_picture_parameter_set(struct mipi_dsi_device *dsi,
+                                  const struct drm_dsc_picture_parameter_set *pps)
 {
        struct mipi_dsi_msg msg = {
                .channel = dsi->channel,

diff --git a/sys/dev/pci/drm/include/drm/drm_mipi_dsi.h b/sys/dev/pci/drm/include/drm/drm_mipi_dsi.h
index ca58202..a81d1bb 100644 (file)
--- a/sys/dev/pci/drm/include/drm/drm_mipi_dsi.h
+++ b/sys/dev/pci/drm/include/drm/drm_mipi_dsi.h
@@ -70,8 +70,8 @@ ssize_t mipi_dsi_dcs_write(struct mipi_dsi_device *, u8, const void *, size_t);
 int mipi_dsi_dcs_nop(struct mipi_dsi_device *);
 int mipi_dsi_set_maximum_return_packet_size(struct mipi_dsi_device *, u16);
 bool mipi_dsi_packet_format_is_long(u8);
-ssize_t mipi_dsi_compression_mode(struct mipi_dsi_device *, bool);
-ssize_t mipi_dsi_picture_parameter_set(struct mipi_dsi_device *,
+int mipi_dsi_compression_mode(struct mipi_dsi_device *, bool);
+int mipi_dsi_picture_parameter_set(struct mipi_dsi_device *,
     const struct drm_dsc_picture_parameter_set *);
 
 static inline int