[PATCH v2 2/3] i2c: stm32: remove unused stop parameter in start & reload handling

Patrick DELAUNAY patrick.delaunay at foss.st.com
Thu Sep 8 14:50:11 CEST 2022


Hi,

On 9/8/22 12:59, Alain Volmat wrote:
> Functions stm32_i2c_message_start and stm32_i2c_handle_reload
> both get a stop boolean indicating if the transfer should end with
> a STOP or not.  However no specific handling is needed in those
> functions hence remove the parameter.
>
> Signed-off-by: Alain Volmat <alain.volmat at foss.st.com>
> ---
>   drivers/i2c/stm32f7_i2c.c | 8 ++++----
>   1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/i2c/stm32f7_i2c.c b/drivers/i2c/stm32f7_i2c.c
> index 78d7156492..0ec67b5c12 100644
> --- a/drivers/i2c/stm32f7_i2c.c
> +++ b/drivers/i2c/stm32f7_i2c.c
> @@ -282,7 +282,7 @@ 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)
>   {
>   	struct stm32_i2c_regs *regs = i2c_priv->regs;
>   	u32 cr2 = readl(&regs->cr2);
> @@ -325,7 +325,7 @@ 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)
>   {
>   	struct stm32_i2c_regs *regs = i2c_priv->regs;
>   	u32 cr2 = readl(&regs->cr2);
> @@ -431,7 +431,7 @@ static int stm32_i2c_message_xfer(struct stm32_i2c_priv *i2c_priv,
>   	/* Add errors */
>   	mask |= STM32_I2C_ISR_ERRORS;
>   
> -	stm32_i2c_message_start(i2c_priv, msg, stop);
> +	stm32_i2c_message_start(i2c_priv, msg);
>   
>   	while (msg->len) {
>   		/*
> @@ -469,7 +469,7 @@ static int stm32_i2c_message_xfer(struct stm32_i2c_priv *i2c_priv,
>   			mask = msg->flags & I2C_M_RD ? STM32_I2C_ISR_RXNE :
>   			       STM32_I2C_ISR_TXIS | STM32_I2C_ISR_NACKF;
>   
> -			stm32_i2c_handle_reload(i2c_priv, msg, stop);
> +			stm32_i2c_handle_reload(i2c_priv, msg);
>   		} else if (!bytes_to_rw) {
>   			/* Wait until TC flag is set */
>   			mask = STM32_I2C_ISR_TC;


Reviewed-by: Patrick Delaunay <patrick.delaunay at foss.st.com>

Thanks
Patrick



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