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| author | Mike Rapoport <mike.rapoport@gmail.com> | 2016-02-10 18:34:21 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-11 19:52:37 -0800 |
| commit | 3e155b813406fbb4aed1a54eecd24a90cf13dd96 (patch) | |
| tree | b23f43c758ae3aca64a0767f55493cff68666e93 /drivers/staging/sm750fb/ddk750_hwi2c.c | |
| parent | b71413e0d557684293a10fb1cd5747956ef42bd4 (diff) | |
| download | linux-stable-3e155b813406fbb4aed1a54eecd24a90cf13dd96.tar.gz linux-stable-3e155b813406fbb4aed1a54eecd24a90cf13dd96.tar.bz2 linux-stable-3e155b813406fbb4aed1a54eecd24a90cf13dd96.zip | |
staging: sm750fb: use BIT macro for I2C_STATUS fields
Replace complex definition of I2C_STATUS register fields with BIT() macro
and use open-coded implementation for register manipulation
Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/sm750fb/ddk750_hwi2c.c')
| -rw-r--r-- | drivers/staging/sm750fb/ddk750_hwi2c.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/staging/sm750fb/ddk750_hwi2c.c b/drivers/staging/sm750fb/ddk750_hwi2c.c index 1811c4bd007f..231c02114ed4 100644 --- a/drivers/staging/sm750fb/ddk750_hwi2c.c +++ b/drivers/staging/sm750fb/ddk750_hwi2c.c @@ -59,9 +59,7 @@ static long hw_i2c_wait_tx_done(void) /* Wait until the transfer is completed. */ timeout = HWI2C_WAIT_TIMEOUT; - while ((FIELD_GET(PEEK32(I2C_STATUS), - I2C_STATUS, TX) != I2C_STATUS_TX_COMPLETED) && - (timeout != 0)) + while (!(PEEK32(I2C_STATUS) & I2C_STATUS_TX) && (timeout != 0)) timeout--; if (timeout == 0) |