Hi Stephen,
Can you drop also this patch because it's concerns an old platform and
there no values to make more changes.
BR
Gabriel.
On 25 June 2015 at 10:41, Gabriel Fernandez
<gabriel.fernandez@xxxxxxxxxx> wrote:
> Hi Stephen,
>
> Thanks for reviewing
>
>
> On 24 June 2015 at 22:02, Stephen Boyd <sboyd@xxxxxxxxxxxxxx> wrote:
>> On 06/23/2015 07:09 AM, Gabriel Fernandez wrote:
>>> In the clk_summary output, the h/w status of DivMux is incorrect
>>> (Parent and Enable status), since the clk_mux_ops.get_parent()
>>> returns -ERRCODE when clock is OFF.
>>>
>>> Signed-off-by: Pankaj Dev <pankaj.dev@xxxxxx>
>>> Signed-off-by: Gabriel Fernandez <gabriel.fernandez@xxxxxxxxxx>
>>> ---
>>> drivers/clk/st/clkgen-mux.c | 15 +++++++++------
>>> 1 file changed, 9 insertions(+), 6 deletions(-)
>>>
>>> diff --git a/drivers/clk/st/clkgen-mux.c b/drivers/clk/st/clkgen-mux.c
>>> index 4fbe6e0..c94b56b 100644
>>> --- a/drivers/clk/st/clkgen-mux.c
>>> +++ b/drivers/clk/st/clkgen-mux.c
>>> @@ -128,7 +128,7 @@ static int clkgena_divmux_is_enabled(struct clk_hw *hw)
>>>
>>> __clk_hw_set_clk(mux_hw, hw);
>>>
>>> - return (s8)clk_mux_ops.get_parent(mux_hw) > 0;
>>> + return ((s8)clk_mux_ops.get_parent(mux_hw) >= 0);
>>
>> Useless parentheses around it all, please drop.
>>
> Ok
>
>>> }
>>>
>>> static u8 clkgena_divmux_get_parent(struct clk_hw *hw)
>>> @@ -138,11 +138,13 @@ static u8 clkgena_divmux_get_parent(struct clk_hw *hw)
>>>
>>> __clk_hw_set_clk(mux_hw, hw);
>>>
>>> - genamux->muxsel = clk_mux_ops.get_parent(mux_hw);
>>> - if ((s8)genamux->muxsel < 0) {
>>> - pr_debug("%s: %s: Invalid parent, setting to default.\n",
>>> - __func__, __clk_get_name(hw->clk));
>>> - genamux->muxsel = 0;
>>> + if (genamux->muxsel == CKGAX_CLKOPSRC_SWITCH_OFF) {
>>> + genamux->muxsel = clk_mux_ops.get_parent(mux_hw);
>>
>> Hm.. maybe we should fix clk_mux_ops to return 0 if it can't find the
>> parent? Or when this clock is registered we should read the hardware and
>> set a default parent so that we can't get an error code here.
>>
> I 'll try the second solution.
>
> Best regards
>
> Gabriel
>> --
>> Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
>> a Linux Foundation Collaborative Project
>>
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