On 8/20/19 4:57 PM, Nathan Chancellor wrote:
When building arm32 allyesconfig:
ld.lld: error: undefined symbol: __aeabi_uldivmod
referenced by dc_link.c gpu/drm/amd/display/dc/core/dc_link.o:(wait_for_alt_mode) in archive drivers/built-in.a referenced by dc_link.c gpu/drm/amd/display/dc/core/dc_link.o:(wait_for_alt_mode) in archive drivers/built-in.a
time_taken_in_ns is of type unsigned long long so we need to use div_u64 to avoid this error.
Fixes: b5b1f4554904 ("drm/amd/display: Enable type C hotplug") Reported-by: Randy Dunlap rdunlap@infradead.org Signed-off-by: Nathan Chancellor natechancellor@gmail.com
Acked-by: Randy Dunlap rdunlap@infradead.org # build-tested
Thanks.
drivers/gpu/drm/amd/display/dc/core/dc_link.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index f2d78d7b089e..8634923b4444 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -721,7 +721,7 @@ bool wait_for_alt_mode(struct dc_link *link) time_taken_in_ns = dm_get_elapse_time_in_ns( link->ctx, finish_timestamp, enter_timestamp); DC_LOG_WARNING("Alt mode entered finished after %llu ms\n",
time_taken_in_ns / 1000000);
div_u64(time_taken_in_ns, 1000000)); return true;@@ -730,7 +730,7 @@ bool wait_for_alt_mode(struct dc_link *link) time_taken_in_ns = dm_get_elapse_time_in_ns(link->ctx, finish_timestamp, enter_timestamp); DC_LOG_WARNING("Alt mode has timed out after %llu ms\n",
time_taken_in_ns / 1000000);
div_u64(time_taken_in_ns, 1000000));}