Re: [PATCH 2/2] i2c: algos: bit: mention our experience about initial states

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Sat, Jun 16, 2018 at 9:37 AM, Wolfram Sang
<wsa+renesas@xxxxxxxxxxxxxxxxxxxx> wrote:
> So, if somebody wants to re-implement this in the future, we pinpoint to
> a problem case.
>
> Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>

Series is:
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>

> ---
>  drivers/i2c/algos/i2c-algo-bit.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c
> index 0c0eb16d710f..6ec65adaba49 100644
> --- a/drivers/i2c/algos/i2c-algo-bit.c
> +++ b/drivers/i2c/algos/i2c-algo-bit.c
> @@ -647,6 +647,11 @@ static int __i2c_bit_add_bus(struct i2c_adapter *adap,
>         if (bit_adap->getscl == NULL)
>                 adap->quirks = &i2c_bit_quirk_no_clk_stretch;
>
> +       /*
> +        * We tried forcing SCL/SDA to an initial state here. But that caused a
> +        * regression, sadly. Check Bugzilla #200045 for details.
> +        */
> +
>         ret = add_adapter(adap);
>         if (ret < 0)
>                 return ret;
> --
> 2.11.0
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/dri-devel



[Index of Archives]     [Linux Samsung SOC]     [Linux Wireless]     [Linux Kernel]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Device Mapper]

  Powered by Linux