[PATCH V4 2/3] soc/tegra: pmc: Correct type of variable for tegra_pmc_readl()

Jon Hunter jonathanh at nvidia.com
Fri May 6 14:15:32 UTC 2016


On 06/05/16 11:45, Laxman Dewangan wrote:
> The function tegra_pmc_readl() returns the u32 type data and hence
> change the data type of variable where this data is stored to u32
> type.
> 
> Signed-off-by: Laxman Dewangan <ldewangan at nvidia.com>
> 
> ---
> Changes from V1:
> -This is new in series as per discussion on V1 series to use u32 for
> tegra_pmc_readl.
> 
> Changes from V2:
> - Make unsigned long to u32 for some missed variable from V1.
> 
> Changes from V3:
> - Revert back the value to ulong where time calcualtion is done.
> ---
>  drivers/soc/tegra/pmc.c | 16 +++++++++-------
>  1 file changed, 9 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c
> index 2c3f1f9..09c2b97 100644
> --- a/drivers/soc/tegra/pmc.c
> +++ b/drivers/soc/tegra/pmc.c
> @@ -875,10 +875,10 @@ static int tegra_io_rail_prepare(unsigned int id, unsigned long *request,
>  	return 0;
>  }
>  
> -static int tegra_io_rail_poll(unsigned long offset, unsigned long mask,
> -			      unsigned long val, unsigned long timeout)
> +static int tegra_io_rail_poll(unsigned long offset, u32 mask,
> +			      u32 val, unsigned long timeout)
>  {
> -	unsigned long value;
> +	u32 value;
>  
>  	timeout = jiffies + msecs_to_jiffies(timeout);
>  
> @@ -900,8 +900,9 @@ static void tegra_io_rail_unprepare(void)
>  
>  int tegra_io_rail_power_on(unsigned int id)
>  {
> -	unsigned long request, status, value;
> -	unsigned int bit, mask;
> +	unsigned long request, status;
> +	unsigned int bit;
> +	u32 value, mask;
>  	int err;
>  
>  	mutex_lock(&pmc->powergates_lock);
> @@ -935,8 +936,9 @@ EXPORT_SYMBOL(tegra_io_rail_power_on);
>  
>  int tegra_io_rail_power_off(unsigned int id)
>  {
> -	unsigned long request, status, value;
> -	unsigned int bit, mask;
> +	unsigned long request, status;
> +	unsigned int bit;
> +	u32 value, mask;
>  	int err;
>  
>  	mutex_lock(&pmc->powergates_lock);
> 

Reviewed-by: Jon Hunter <jonathanh at nvidia.com>

Cheers
Jon




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