[PATCH] powerpc/iommu: Code cleanup for cell/iommu.c
Kunwu Chan
chentao at kylinos.cn
Thu Jan 25 19:20:59 AEDT 2024
On 2024/1/25 14:49, Christophe Leroy wrote:
>
>
> Le 25/01/2024 à 03:46, Kunwu Chan a écrit :
>> This part was commented from commit 165785e5c0be ("[POWERPC] Cell
>> iommu support") in about 17 years before.
>>
>> If there are no plans to enable this part code in the future,
>> we can remove this dead code.
>>
>> Signed-off-by: Kunwu Chan <chentao at kylinos.cn>
>> ---
>> arch/powerpc/platforms/cell/iommu.c | 16 ----------------
>> 1 file changed, 16 deletions(-)
>>
>> diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
>> index 1202a69b0a20..afce9e64a443 100644
>> --- a/arch/powerpc/platforms/cell/iommu.c
>> +++ b/arch/powerpc/platforms/cell/iommu.c
>> @@ -424,22 +424,6 @@ static void __init cell_iommu_setup_hardware(struct cbe_iommu *iommu,
>> cell_iommu_enable_hardware(iommu);
>> }
>>
>> -#if 0/* Unused for now */
>> -static struct iommu_window *find_window(struct cbe_iommu *iommu,
>> - unsigned long offset, unsigned long size)
>> -{
>> - struct iommu_window *window;
>> -
>> - /* todo: check for overlapping (but not equal) windows) */
>> -
>> - list_for_each_entry(window, &(iommu->windows), list) {
>> - if (window->offset == offset && window->size == size)
>> - return window;
>> - }
>> -
>> - return NULL;
>> -}
>> -#endif
>
> Same as the other one, please remove the second blank line, don't leave
> two blank lines between the remaining functions.
Thanks for your reply.
I'll check my patches and update in v2.
>
>>
>> static inline u32 cell_iommu_get_ioid(struct device_node *np)
>> {
--
Thanks,
Kunwu
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