El Fri, Feb 09, 2018 at 04:55:57PM -0500 Harry Wentland ha dit:
> On 2018-02-09 04:28 PM, Matthias Kaehlcke wrote:
> > dce_clock_set_min_clocks_state() assigns (intentionally) a value of type
> > 'enum dm_pp_clocks_state' to a variable of type 'enum dm_pp_power_level'
> > without an explicit cast. This causes clang to raise the following
> > warning:
> >
> > drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dce_clocks.c:308:4: error:
> > implicit conversion from enumeration type 'enum dm_pp_clocks_state'
> > to different enumeration type 'enum dm_pp_power_level' [-Werror,-Wenum-conversion]
> > clocks_state };
> >
> > Make the cast explicit.
> >
> > Signed-off-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
> > ---
> > drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c | 3 ++-
> > 1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c
> > index 9e98a5f39a6d..db3ceb283255 100644
> > --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c
> > +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c
> > @@ -304,7 +304,8 @@ static bool dce_clock_set_min_clocks_state(
> > enum dm_pp_clocks_state clocks_state)
> > {
> > struct dm_pp_power_level_change_request level_change_req = {
> > - clocks_state };
> > + .power_level = (enum dm_pp_power_level)clocks_state
>
> Thanks for spotting this. Looks like both enums are exactly the same so no need to keep both. I sent a patch to remove the dm_pp_power_level enum to amd-gfx and CC'd you on it.
Even better, thanks!
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