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

[Alex Deucher]

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!

Alex

>         case SMU_Discrete_DpmTable:
>                 switch (member) {
>                 case UvdBootLevel:
> --
> 2.20.1
>
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