SPI: Freescale iMX SPI controller driver fixes
Andrea Paterniani [Fri, 1 Jun 2007 07:47:07 +0000 (00:47 -0700)]
Fix 2 bugs:

- SPI_DMA_RHDMA bad value.

- Missing return value in setup() function (lost passing from
  patch-2.6.20-rc4-spi_imx to patch-2.6.20-rc6-spi_imx).

Signed-off-by: Andrea Paterniani <a.paterniani@swapp-eng.it>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/spi/spi_imx.c

index 51daa21..656be4a 100644 (file)
                                                        32.768 KHz Clock */
 
 /* SPI DMA Register Bit Fields & Masks */
-#define SPI_DMA_RHDMA  (0xF << 4)      /* RXFIFO Half Status */
+#define SPI_DMA_RHDMA  (0x1 << 4)      /* RXFIFO Half Status */
 #define SPI_DMA_RFDMA  (0x1 << 5)      /* RXFIFO Full Status */
 #define SPI_DMA_TEDMA  (0x1 << 6)      /* TXFIFO Empty Status */
 #define SPI_DMA_THDMA  (0x1 << 7)      /* TXFIFO Half Status */
@@ -1355,6 +1355,7 @@ static int setup(struct spi_device *spi)
                spi->bits_per_word,
                spi_speed_hz(SPI_CONTROL_DATARATE_MIN),
                spi->max_speed_hz);
+       return status;
 
 err_first_setup:
        kfree(chip);