summaryrefslogtreecommitdiff
path: root/drivers/i2c/stm32f7_i2c.c
diff options
context:
space:
mode:
authorPatrick Delaunay <patrick.delaunay@st.com>2018-10-29 15:31:55 +0100
committerTom Rini <trini@konsulko.com>2018-11-16 16:51:58 -0500
commitc0765f47d843ff5de891b8f962d69fce2b3dade8 (patch)
tree2e0dfa3f75f48819daf4ec93be6922991af6ae61 /drivers/i2c/stm32f7_i2c.c
parent763c9c83bbf094788c2373cb9d3b40ef78a77fa5 (diff)
i2c: stm32f7: cosmetic: clean the driver
Solve alignments issues in the driver to avoid checkpatch error. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Diffstat (limited to 'drivers/i2c/stm32f7_i2c.c')
-rw-r--r--drivers/i2c/stm32f7_i2c.c31
1 files changed, 16 insertions, 15 deletions
diff --git a/drivers/i2c/stm32f7_i2c.c b/drivers/i2c/stm32f7_i2c.c
index 36ec610c8e..7ed04d9bfc 100644
--- a/drivers/i2c/stm32f7_i2c.c
+++ b/drivers/i2c/stm32f7_i2c.c
@@ -58,7 +58,7 @@ struct stm32_i2c_regs {
#define STM32_I2C_CR2_ADD10 BIT(11)
#define STM32_I2C_CR2_RD_WRN BIT(10)
#define STM32_I2C_CR2_SADD10_MASK GENMASK(9, 0)
-#define STM32_I2C_CR2_SADD10(n) ((n & STM32_I2C_CR2_SADD10_MASK))
+#define STM32_I2C_CR2_SADD10(n) (n & STM32_I2C_CR2_SADD10_MASK)
#define STM32_I2C_CR2_SADD7_MASK GENMASK(7, 1)
#define STM32_I2C_CR2_SADD7(n) ((n & 0x7f) << 1)
#define STM32_I2C_CR2_RESET_MASK (STM32_I2C_CR2_HEAD10R \
@@ -255,7 +255,7 @@ static int stm32_i2c_check_device_busy(struct stm32_i2c_priv *i2c_priv)
}
static void stm32_i2c_message_start(struct stm32_i2c_priv *i2c_priv,
- struct i2c_msg *msg, bool stop)
+ struct i2c_msg *msg, bool stop)
{
struct stm32_i2c_regs *regs = i2c_priv->regs;
u32 cr2 = readl(&regs->cr2);
@@ -299,7 +299,7 @@ static void stm32_i2c_message_start(struct stm32_i2c_priv *i2c_priv,
*/
static void stm32_i2c_handle_reload(struct stm32_i2c_priv *i2c_priv,
- struct i2c_msg *msg, bool stop)
+ struct i2c_msg *msg, bool stop)
{
struct stm32_i2c_regs *regs = i2c_priv->regs;
u32 cr2 = readl(&regs->cr2);
@@ -317,7 +317,7 @@ static void stm32_i2c_handle_reload(struct stm32_i2c_priv *i2c_priv,
}
static int stm32_i2c_wait_flags(struct stm32_i2c_priv *i2c_priv,
- u32 flags, u32 *status)
+ u32 flags, u32 *status)
{
struct stm32_i2c_regs *regs = i2c_priv->regs;
u32 time_start = get_timer(0);
@@ -392,7 +392,7 @@ static int stm32_i2c_check_end_of_message(struct stm32_i2c_priv *i2c_priv)
}
static int stm32_i2c_message_xfer(struct stm32_i2c_priv *i2c_priv,
- struct i2c_msg *msg, bool stop)
+ struct i2c_msg *msg, bool stop)
{
struct stm32_i2c_regs *regs = i2c_priv->regs;
u32 status;
@@ -465,7 +465,7 @@ static int stm32_i2c_message_xfer(struct stm32_i2c_priv *i2c_priv,
}
static int stm32_i2c_xfer(struct udevice *bus, struct i2c_msg *msg,
- int nmsgs)
+ int nmsgs)
{
struct stm32_i2c_priv *i2c_priv = dev_get_priv(bus);
int ret;
@@ -594,6 +594,7 @@ static int stm32_i2c_choose_solution(struct stm32_i2c_setup *setup,
for (l = 0; l < STM32_SCLL_MAX; l++) {
u32 tscl_l = (l + 1) * prescaler + tsync;
+
if ((tscl_l < i2c_specs[setup->speed].l_min) ||
(i2cclk >=
((tscl_l - af_delay_min - dnf_delay) / 4))) {
@@ -634,8 +635,8 @@ static int stm32_i2c_choose_solution(struct stm32_i2c_setup *setup,
}
static int stm32_i2c_compute_timing(struct stm32_i2c_priv *i2c_priv,
- struct stm32_i2c_setup *setup,
- struct stm32_i2c_timings *output)
+ struct stm32_i2c_setup *setup,
+ struct stm32_i2c_timings *output)
{
struct stm32_i2c_timings *v, *_v;
struct list_head solutions;
@@ -643,28 +644,28 @@ static int stm32_i2c_compute_timing(struct stm32_i2c_priv *i2c_priv,
if (setup->speed >= STM32_I2C_SPEED_END) {
pr_err("%s: speed out of bound {%d/%d}\n", __func__,
- setup->speed, STM32_I2C_SPEED_END - 1);
+ setup->speed, STM32_I2C_SPEED_END - 1);
return -EINVAL;
}
if ((setup->rise_time > i2c_specs[setup->speed].rise_max) ||
(setup->fall_time > i2c_specs[setup->speed].fall_max)) {
pr_err("%s :timings out of bound Rise{%d>%d}/Fall{%d>%d}\n",
- __func__,
- setup->rise_time, i2c_specs[setup->speed].rise_max,
- setup->fall_time, i2c_specs[setup->speed].fall_max);
+ __func__,
+ setup->rise_time, i2c_specs[setup->speed].rise_max,
+ setup->fall_time, i2c_specs[setup->speed].fall_max);
return -EINVAL;
}
if (setup->dnf > STM32_I2C_DNF_MAX) {
pr_err("%s: DNF out of bound %d/%d\n", __func__,
- setup->dnf, STM32_I2C_DNF_MAX);
+ setup->dnf, STM32_I2C_DNF_MAX);
return -EINVAL;
}
if (setup->speed_freq > i2c_specs[setup->speed].rate) {
pr_err("%s: Freq {%d/%d}\n", __func__,
- setup->speed_freq, i2c_specs[setup->speed].rate);
+ setup->speed_freq, i2c_specs[setup->speed].rate);
return -EINVAL;
}
@@ -693,7 +694,7 @@ exit:
}
static int stm32_i2c_setup_timing(struct stm32_i2c_priv *i2c_priv,
- struct stm32_i2c_timings *timing)
+ struct stm32_i2c_timings *timing)
{
struct stm32_i2c_setup *setup = i2c_priv->setup;
int ret = 0;