linux-kernel - Re: [RFC/RFT 03/10] i2c: synquacer: remove unused is

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Date:   Mon, 10 Dec 2018 22:04:06 +0100
From:   Ard Biesheuvel <ard.biesheuvel@...aro.org>
To:     wsa+renesas@...g-engineering.com
Cc:     linux-i2c <linux-i2c@...r.kernel.org>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        Hans de Goede <hdegoede@...hat.com>,
        linux-pm <linux-pm@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [RFC/RFT 03/10] i2c: synquacer: remove unused is_suspended flag

On Mon, 10 Dec 2018 at 22:03, Wolfram Sang
<wsa+renesas@...g-engineering.com> wrote:
>
> This flag was defined and checked but never set a value. Remove it.
>
> Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>

Acked-by: Ard Biesheuvel <ard.biesheuvel@...aro.org>

> ---
>  drivers/i2c/busses/i2c-synquacer.c | 5 -----
>  1 file changed, 5 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-synquacer.c b/drivers/i2c/busses/i2c-synquacer.c
> index 2184b7c3580e..d18b0941b71a 100644
> --- a/drivers/i2c/busses/i2c-synquacer.c
> +++ b/drivers/i2c/busses/i2c-synquacer.c
> @@ -144,8 +144,6 @@ struct synquacer_i2c {
>         u32                     timeout_ms;
>         enum i2c_state          state;
>         struct i2c_adapter      adapter;
> -
> -       bool                    is_suspended;
>  };
>
>  static inline int is_lastmsg(struct synquacer_i2c *i2c)
> @@ -316,9 +314,6 @@ static int synquacer_i2c_doxfer(struct synquacer_i2c *i2c,
>         unsigned long timeout;
>         int ret;
>
> -       if (i2c->is_suspended)
> -               return -EBUSY;
> -
>         synquacer_i2c_hw_init(i2c);
>         bsr = readb(i2c->base + SYNQUACER_I2C_REG_BSR);
>         if (bsr & SYNQUACER_I2C_BSR_BB) {
> --
> 2.11.0
>