Re: [PATCH v8 3/8] i2c: rk3x: Remove redundant rk3x_i2c_clean_ipd()

From	"David.Wu" <david.wu@rock-chips.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v8 3/8] i2c: rk3x: Remove redundant rk3x_i2c_clean_ipd()
Date	2016-05-12 03:20 +0200
Message-ID	<rxNsd-3dK-11@gated-at.bofh.it> (permalink)
References	<rxtDc-wb-3@gated-at.bofh.it> <rxtDc-wb-15@gated-at.bofh.it> <rxH3s-5o7-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Hi Heiko

在 2016/5/12 2:26, Heiko Stuebner 写道:
> Am Mittwoch, 11. Mai 2016, 03:24:07 schrieb David Wu:
>> Call rk3x_i2c_setup() before rk3x_i2c_start()
>
> That beginning of the sentence could use a tiny improvement, like
>
> ----
> rk3x_i2c_setup() gets called directly before rk3x_i2c_start()
> ----
>

Okay, i will add it in next version, Thanks.

> to make it obvious what happens in the code.
>
> But a nice small improvement
> Reviewed-by: Heiko Stuebner <heiko@sntech.de>
>
>> and the last thing in setup was to clean the IPD,
>> so no reason to do it at the beginning of start.
>>
>> Signed-off-by: David Wu <david.wu@rock-chips.com>
>> Reviewed-by: Douglas Anderson <dianders@chromium.org>
>> ---
>> Change in v8:
>> - none
>>
>>   drivers/i2c/busses/i2c-rk3x.c | 1 -
>>   1 file changed, 1 deletion(-)
>>
>> diff --git a/drivers/i2c/busses/i2c-rk3x.c b/drivers/i2c/busses/i2c-rk3x.c
>> index 1e2677a..9eeb4e5 100644
>> --- a/drivers/i2c/busses/i2c-rk3x.c
>> +++ b/drivers/i2c/busses/i2c-rk3x.c
>> @@ -174,7 +174,6 @@ static void rk3x_i2c_start(struct rk3x_i2c *i2c)
>>   {
>>   	u32 val;
>>
>> -	rk3x_i2c_clean_ipd(i2c);
>>   	i2c_writel(i2c, REG_INT_START, REG_IEN);
>>
>>   	/* enable adapter with correct mode, send START condition */
>
>
>
>

Thread

[PATCH v8 0/8] add i2c driver supported for rk3399 David Wu <david.wu@rock-chips.com> - 2016-05-11 06:10 +0200
  [PATCH v8 2/8] i2c: rk3x: use struct "rk3x_i2c_calced_timings" David Wu <david.wu@rock-chips.com> - 2016-05-11 06:10 +0200
  [PATCH v8 1/8] i2c: rk3x: add documentation to fields in "struct rk3x_i2c" David Wu <david.wu@rock-chips.com> - 2016-05-11 06:10 +0200
    Re: [PATCH v8 1/8] i2c: rk3x: add documentation to fields in "struct rk3x_i2c" Heiko Stuebner <heiko@sntech.de> - 2016-05-11 17:10 +0200
  [PATCH v8 3/8] i2c: rk3x: Remove redundant rk3x_i2c_clean_ipd() David Wu <david.wu@rock-chips.com> - 2016-05-11 06:10 +0200
    Re: [PATCH v8 3/8] i2c: rk3x: Remove redundant rk3x_i2c_clean_ipd() Heiko Stuebner <heiko@sntech.de> - 2016-05-11 20:30 +0200
      Re: [PATCH v8 3/8] i2c: rk3x: Remove redundant rk3x_i2c_clean_ipd() "David.Wu" <david.wu@rock-chips.com> - 2016-05-12 03:20 +0200
  [PATCH v8 4/8] i2c: rk3x: Change SoC data to not use array David Wu <david.wu@rock-chips.com> - 2016-05-11 06:10 +0200
  [PATCH v8 5/8] i2c: rk3x: Move spec timing data to "static const" structs David Wu <david.wu@rock-chips.com> - 2016-05-11 06:10 +0200
  [PATCH v8 8/8] i2c: rk3x: support fast-mode plus for rk3399 David Wu <david.wu@rock-chips.com> - 2016-05-11 06:20 +0200
    Re: [PATCH v8 8/8] i2c: rk3x: support fast-mode plus for rk3399 Caesar Wang <caesar.upstream@gmail.com> - 2016-05-11 13:50 +0200
    Re: [PATCH v8 8/8] i2c: rk3x: support fast-mode plus for rk3399 Heiko Stuebner <heiko@sntech.de> - 2016-05-11 23:20 +0200
      Re: [PATCH v8 8/8] i2c: rk3x: support fast-mode plus for rk3399 Doug Anderson <dianders@chromium.org> - 2016-05-12 01:50 +0200
        Re: [PATCH v8 8/8] i2c: rk3x: support fast-mode plus for rk3399 Heiko Stuebner <heiko@sntech.de> - 2016-05-12 10:40 +0200

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