drm/radeon: use pattern rule to avoid code duplication in Makefile

This Makefile repeats similar build rules. Use a pattern rule.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Masahiro Yamada 2020-02-14 00:39:26 +09:00 • committed by Alex Deucher
commit a341deb972