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author | Geliang Tang <geliangtang@gmail.com> | 2017-04-22 09:21:11 +0800 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-05-18 16:34:55 +0200 |
commit | d1e06a4392d0e65f92d3e8c7020061aaeceed502 (patch) | |
tree | f754f4219374aa2220af312102497dba4fa01cf5 /drivers/tty/serial/pch_uart.c | |
parent | 2b5cf14bd0c82164eb3689dd4cfb67a78a23302c (diff) | |
download | linux-d1e06a4392d0e65f92d3e8c7020061aaeceed502.tar.bz2 |
serial: pch_uart: use offset_in_page() macro
Use offset_in_page() macro instead of open-coding.
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/pch_uart.c')
-rw-r--r-- | drivers/tty/serial/pch_uart.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/tty/serial/pch_uart.c b/drivers/tty/serial/pch_uart.c index 42caccb5e87e..d3796dc26fa9 100644 --- a/drivers/tty/serial/pch_uart.c +++ b/drivers/tty/serial/pch_uart.c @@ -878,8 +878,7 @@ static int dma_handle_rx(struct eg20t_port *priv) sg_dma_len(sg) = priv->trigger_level; sg_set_page(&priv->sg_rx, virt_to_page(priv->rx_buf_virt), - sg_dma_len(sg), (unsigned long)priv->rx_buf_virt & - ~PAGE_MASK); + sg_dma_len(sg), offset_in_page(priv->rx_buf_virt)); sg_dma_address(sg) = priv->rx_buf_dma; |