video, formike: change tag/val write

write first the "tag" 8 bit value and then the "val" 8-bit
to the display.

Tested on the rut board.

Signed-off-by: Heiko Schocher <[email protected]>
Cc: Anatolij Gustschin <[email protected]>

diff --git a/drivers/video/formike.c b/drivers/video/formike.c
index b9b68221387d84c4cbf962f6c28b46647f09d9bc..138315843f816e69d66d86829f9866faf645f46b 100644 (file)
--- a/drivers/video/formike.c
+++ b/drivers/video/formike.c
@@ -27,10 +27,11 @@ static int spi_write_tag_val(struct spi_slave *spi, unsigned char tag,
        int ret;
 
        buf[0] = tag;
-       buf[1] = val;
-       flags |= SPI_XFER_END;
+       ret = spi_xfer(spi, 8, buf, NULL, flags);
+       buf[0] = val;
+       flags = SPI_XFER_END;
+       ret = spi_xfer(spi, 8, buf, NULL, flags);
 
-       ret = spi_xfer(spi, 16, buf, NULL, flags);
 #ifdef KWH043ST20_F01_SPI_DEBUG
        printf("spi_write_tag_val: tag=%02X, val=%02X ret: %d\n",
               tag, val, ret);