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authorQipan Li <Qipan.Li@csr.com>2014-04-14 10:29:57 +0400
committerMark Brown <broonie@linaro.org>2014-04-15 00:01:50 +0400
commit818e91625aa17161cd6b39a4d08b77c984f0f485 (patch)
tree1b3d7352466b01abdc09c7581ddcec19507237ce /drivers/spi/spi-sirf.c
parentc9eaa447e77efe77b7fa4c953bd62de8297fd6c5 (diff)
downloadlinux-818e91625aa17161cd6b39a4d08b77c984f0f485.tar.xz
spi: sirf: correct TXFIFO empty interrupt status bit
the old code uses wrong marco - SIRFSOC_SPI_FIFO_FULL is not for FIFO interrupt status, it is for FIFO status. here in the ISR, SIRFSOC_SPI_TXFIFO_EMPTY is the right bit for SPI TXFIFO interrupt status. Signed-off-by: Qipan Li <Qipan.Li@csr.com> Signed-off-by: Barry Song <Baohua.Song@csr.com> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers/spi/spi-sirf.c')
-rw-r--r--drivers/spi/spi-sirf.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/spi/spi-sirf.c b/drivers/spi/spi-sirf.c
index 1a77ad52812f..51d7c988d3ae 100644
--- a/drivers/spi/spi-sirf.c
+++ b/drivers/spi/spi-sirf.c
@@ -287,8 +287,8 @@ static irqreturn_t spi_sirfsoc_irq(int irq, void *dev_id)
sspi->left_rx_word)
sspi->rx_word(sspi);
- if (spi_stat & (SIRFSOC_SPI_FIFO_EMPTY
- | SIRFSOC_SPI_TXFIFO_THD_REACH))
+ if (spi_stat & (SIRFSOC_SPI_TXFIFO_EMPTY |
+ SIRFSOC_SPI_TXFIFO_THD_REACH))
while (!((readl(sspi->base + SIRFSOC_SPI_TXFIFO_STATUS)
& SIRFSOC_SPI_FIFO_FULL)) &&
sspi->left_tx_word)