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

From: Jon Hunter
Date: Fri May 06 2016 - 10:15:42 EST



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@xxxxxxxxxx>
>
> ---
> 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@xxxxxxxxxx>

Cheers
Jon