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i2c: tegra-bpmp: don't modify input variable in xlate_flags

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Since commit bc1c2048ab ("i2c: bpmp-tegra: Ignore unknown I2C_M
flags") we don't need to mask out flags and can keep the input variable
as is to save quite some lines.

Signed-off-by: Wolfram Sang <wsa@kernel.org>
Acked-by: Thierry Reding <treding@nvidia.com>
Tested-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
This commit is contained in:
Wolfram Sang 2021-03-31 09:51:40 +02:00
parent fd6ddaa0f5
commit 22e06b30f9
1 changed files with 8 additions and 24 deletions
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32
drivers/i2c/busses/i2c-tegra-bpmp.c
View file

@ -40,45 +40,29 @@ struct tegra_bpmp_i2c {
*/
static int tegra_bpmp_xlate_flags(u16 flags, u16 *out)
{
if (flags & I2C_M_TEN) {
if (flags & I2C_M_TEN)
*out |= SERIALI2C_TEN;
flags &= ~I2C_M_TEN;
}
if (flags & I2C_M_RD) {
if (flags & I2C_M_RD)
*out |= SERIALI2C_RD;
flags &= ~I2C_M_RD;
}
if (flags & I2C_M_STOP) {
if (flags & I2C_M_STOP)
*out |= SERIALI2C_STOP;
flags &= ~I2C_M_STOP;
}
if (flags & I2C_M_NOSTART) {
if (flags & I2C_M_NOSTART)
*out |= SERIALI2C_NOSTART;
flags &= ~I2C_M_NOSTART;
}
if (flags & I2C_M_REV_DIR_ADDR) {
if (flags & I2C_M_REV_DIR_ADDR)
*out |= SERIALI2C_REV_DIR_ADDR;
flags &= ~I2C_M_REV_DIR_ADDR;
}
if (flags & I2C_M_IGNORE_NAK) {
if (flags & I2C_M_IGNORE_NAK)
*out |= SERIALI2C_IGNORE_NAK;
flags &= ~I2C_M_IGNORE_NAK;
}
if (flags & I2C_M_NO_RD_ACK) {
if (flags & I2C_M_NO_RD_ACK)
*out |= SERIALI2C_NO_RD_ACK;
flags &= ~I2C_M_NO_RD_ACK;
}
if (flags & I2C_M_RECV_LEN) {
if (flags & I2C_M_RECV_LEN)
*out |= SERIALI2C_RECV_LEN;
flags &= ~I2C_M_RECV_LEN;
}
return 0;
}