Re: [PATCH] drm/amdgpu/powerplay/polaris10_smumgr: Mark expected switch fall-through

From: Gustavo A. R. Silva
Date: Mon Feb 18 2019 - 17:48:16 EST




On 2/18/19 4:40 PM, Alex Deucher wrote:
> On Fri, Feb 15, 2019 at 1:50 PM Gustavo A. R. Silva
> <gustavo@xxxxxxxxxxxxxx> wrote:
>>
>> In preparation to enabling -Wimplicit-fallthrough, mark switch
>> cases where we are expecting to fall through.
>>
>> Warning level 3 was used: -Wimplicit-fallthrough=3
>>
>> This patch is part of the ongoing efforts to enable
>> -Wimplicit-fallthrough.
>>
>> Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
>> ---
>> drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
>> index 52abca065764..92de1bbb2e33 100644
>> --- a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
>> +++ b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
>> @@ -2330,6 +2330,7 @@ static uint32_t polaris10_get_offsetof(uint32_t type, uint32_t member)
>> case DRAM_LOG_BUFF_SIZE:
>> return offsetof(SMU74_SoftRegisters, DRAM_LOG_BUFF_SIZE);
>> }
>> + /* fall through */
>
> These should be breaks, although I don't think we ever currently hit
> this case. I've sent out a patch to fix it and applied the rest of
> the radeon and amdgpu patches. Thanks!
>

Awesome!

Thanks, Alex.

--
Gustavo