lkml.org 
[lkml]   [2016]   [Oct]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 3/3] spi: sun6i: Use the driver data to get the buffer size
Date
The argument can be removed because the driver private data has it.

Cc: Mark Brown <broonie@kernel.org>
Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Milo Kim <woogyom.kim@gmail.com>
---
drivers/spi/spi-sun6i.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/spi/spi-sun6i.c b/drivers/spi/spi-sun6i.c
index 91235b2..c638f5d 100644
--- a/drivers/spi/spi-sun6i.c
+++ b/drivers/spi/spi-sun6i.c
@@ -105,8 +105,9 @@ static inline void sun6i_spi_write(struct sun6i_spi *sspi, u32 reg, u32 value)
writel(value, sspi->base_addr + reg);
}

-static inline void sun6i_spi_drain_fifo(struct sun6i_spi *sspi, int len)
+static inline void sun6i_spi_drain_fifo(struct sun6i_spi *sspi)
{
+ int len = sspi->fifo_depth;
u32 reg, cnt;
u8 byte;

@@ -125,8 +126,9 @@ static inline void sun6i_spi_drain_fifo(struct sun6i_spi *sspi, int len)
}
}

-static inline void sun6i_spi_fill_fifo(struct sun6i_spi *sspi, int len)
+static inline void sun6i_spi_fill_fifo(struct sun6i_spi *sspi)
{
+ int len = sspi->fifo_depth;
u8 byte;

if (len > sspi->len)
@@ -270,7 +272,7 @@ static int sun6i_spi_transfer_one(struct spi_master *master,
SUN6I_BURST_CTL_CNT_STC(tx_len));

/* Fill the TX FIFO */
- sun6i_spi_fill_fifo(sspi, sspi->fifo_depth);
+ sun6i_spi_fill_fifo(sspi);

/* Enable the interrupts */
sun6i_spi_write(sspi, SUN6I_INT_CTL_REG, SUN6I_INT_CTL_TC);
@@ -293,7 +295,7 @@ static int sun6i_spi_transfer_one(struct spi_master *master,
goto out;
}

- sun6i_spi_drain_fifo(sspi, sspi->fifo_depth);
+ sun6i_spi_drain_fifo(sspi);

out:
sun6i_spi_write(sspi, SUN6I_INT_CTL_REG, 0);
--
2.9.3
\
 
 \ /
  Last update: 2016-10-19 18:15    [W:0.085 / U:1.092 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site