diff options
author | Patrick Delaunay <patrick.delaunay@st.com> | 2018-10-29 15:31:55 +0100 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2018-11-16 16:51:58 -0500 |
commit | c0765f47d843ff5de891b8f962d69fce2b3dade8 (patch) | |
tree | 2e0dfa3f75f48819daf4ec93be6922991af6ae61 /drivers/i2c/stm32f7_i2c.c | |
parent | 763c9c83bbf094788c2373cb9d3b40ef78a77fa5 (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.c | 31 |
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(®s->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(®s->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; |