1 files changed, 15 insertions, 1 deletions

diff --git a/drivers/media/video/soc_mediabus.c b/drivers/media/video/soc_mediabus.c
index 91391214c682..ed77aa055b63 100644
--- a/drivers/media/video/soc_mediabus.c
+++ b/drivers/media/video/soc_mediabus.c
@@ -88,7 +88,7 @@ static const struct soc_mbus_pixelfmt mbus_fmt[] = {
                 .packing                = SOC_MBUS_PACKING_EXTEND16,
                 .order                  = SOC_MBUS_ORDER_LE,
         },
-        [MBUS_IDX(GREY8_1X8)] = {
+        [MBUS_IDX(Y8_1X8)] = {
                 .fourcc                 = V4L2_PIX_FMT_GREY,
                 .name                   = "Grey",
                 .bits_per_sample        = 8,
@@ -132,6 +132,20 @@ static const struct soc_mbus_pixelfmt mbus_fmt[] = {
         },
 };
 
+int soc_mbus_samples_per_pixel(const struct soc_mbus_pixelfmt *mf)
+{
+        switch (mf->packing) {
+        case SOC_MBUS_PACKING_NONE:
+        case SOC_MBUS_PACKING_EXTEND16:
+                return 1;
+        case SOC_MBUS_PACKING_2X8_PADHI:
+        case SOC_MBUS_PACKING_2X8_PADLO:
+                return 2;
+        }
+        return -EINVAL;
+}
+EXPORT_SYMBOL(soc_mbus_samples_per_pixel);
+
 s32 soc_mbus_bytes_per_line(u32 width, const struct soc_mbus_pixelfmt *mf)
 {
         switch (mf->packing) {