[RFC PATCH v1 2/7] omap4: build fdif omap device from hwmod
Ming Lei
ming.lei at canonical.com
Sun Dec 4 23:27:11 EST 2011
Hi,
On Sat, Dec 3, 2011 at 12:28 AM, Aguirre, Sergio <saaguirre at ti.com> wrote:
> Hi Ming,
>
> Thanks for the patches.
Thanks for your review.
> On Fri, Dec 2, 2011 at 9:02 AM, Ming Lei <ming.lei at canonical.com> wrote:
>> Signed-off-by: Ming Lei <ming.lei at canonical.com>
>> ---
>> arch/arm/mach-omap2/devices.c | 33 +++++++++++++++++++++++++++++++++
>> 1 files changed, 33 insertions(+), 0 deletions(-)
>>
>> diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
>> index 1166bdc..a392af5 100644
>> --- a/arch/arm/mach-omap2/devices.c
>> +++ b/arch/arm/mach-omap2/devices.c
>> @@ -728,6 +728,38 @@ void __init omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data)
>>
>> #endif
>>
>> +static struct platform_device* __init omap4_init_fdif(void)
>> +{
>> + int id = -1;
>
> You could remove this , as it is being used only once, and never changed.
Yes.
>
>> + struct platform_device *pd;
>> + struct omap_hwmod *oh;
>> + const char *dev_name = "fdif";
>> +
>> + oh = omap_hwmod_lookup("fdif");
>> + if (!oh) {
>> + pr_err("Could not look up fdif hwmod\n");
>> + return NULL;
>> + }
>> +
>> + pd = omap_device_build(dev_name, id, oh, NULL, 0, NULL, 0, 0);
>
> Just do:
>
> pd = omap_device_build(dev_name, -1, oh, NULL, 0, NULL, 0, 0);
>
>> + WARN(IS_ERR(pd), "Can't build omap_device for %s.\n",
>> + dev_name);
>> + return pd;
>> +}
>> +
>> +static void __init omap_init_fdif(void)
>> +{
>> + if (cpu_is_omap44xx()) {
>> + struct platform_device *pd;
>> +
>> + pd = omap4_init_fdif();
>> + if (!pd)
>> + return;
>> +
>> + pm_runtime_enable(&pd->dev);
>> + }
>> +}
>
> IMHO, you could reduce 1 level of indentation here, like this:
>
> static void __init omap_init_fdif(void)
> {
> struct platform_device *pd;
>
> if (!cpu_is_omap44xx())
> return;
>
> pd = omap4_init_fdif();
> if (!pd)
> return;
>
> pm_runtime_enable(&pd->dev);
> }
OK, will take this.
thanks,
--
Ming Lei
More information about the linux-arm-kernel
mailing list