Reviewed-by: Alex Hung <alex.h...@amd.com> On 4/28/25 15:34, Harry Wentland wrote:
[Why] We check for a NULL divisor but don't act on it. This check does nothing other than throw a warning. It does confuse static checkers though: See https://lkml.org/lkml/2025/4/26/371[How] Drop the ASSERTs in both DC and SPL variants. Signed-off-by: Harry Wentland <harry.wentl...@amd.com> Cc: Linus Torvalds <torva...@linux-foundation.org> Cc: Leo Li <sunpeng...@amd.com> Cc: Alex Deucher <alexander.deuc...@amd.com> --- drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c | 5 ----- drivers/gpu/drm/amd/display/dc/sspl/spl_fixpt31_32.c | 4 ---- 2 files changed, 9 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c b/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c index 88d3f9d7dd55..452206b5095e 100644 --- a/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c +++ b/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c @@ -51,8 +51,6 @@ static inline unsigned long long complete_integer_division_u64( { unsigned long long result;- ASSERT(divisor);- result = div64_u64_rem(dividend, divisor, remainder);return result;@@ -213,9 +211,6 @@ struct fixed31_32 dc_fixpt_recip(struct fixed31_32 arg) * @note * Good idea to use Newton's method */ - - ASSERT(arg.value); - return dc_fixpt_from_fraction( dc_fixpt_one.value, arg.value); diff --git a/drivers/gpu/drm/amd/display/dc/sspl/spl_fixpt31_32.c b/drivers/gpu/drm/amd/display/dc/sspl/spl_fixpt31_32.c index 52d97918a3bd..ebf0287417e0 100644 --- a/drivers/gpu/drm/amd/display/dc/sspl/spl_fixpt31_32.c +++ b/drivers/gpu/drm/amd/display/dc/sspl/spl_fixpt31_32.c @@ -29,8 +29,6 @@ static inline unsigned long long spl_complete_integer_division_u64( { unsigned long long result;- SPL_ASSERT(divisor);- result = spl_div64_u64_rem(dividend, divisor, remainder);return result;@@ -196,8 +194,6 @@ struct spl_fixed31_32 spl_fixpt_recip(struct spl_fixed31_32 arg) * Good idea to use Newton's method */- SPL_ASSERT(arg.value);- return spl_fixpt_from_fraction( spl_fixpt_one.value, arg.value);
