Building with clang and and W=1 leads to warning about unused
rcar_cmm_read(). Fix by annotating it with __maybe_unused.
See also commit 6863f5643dd7 ("kbuild: allow Clang to find unused static
inline functions for W=1 build").
Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
Cc: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Cc: Kieran Bingham <kieran.bingham+rene...@ideasonboard.com>
Cc: linux-renesas-...@vger.kernel.org
Cc: Nathan Chancellor <nat...@kernel.org>
---
drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c
b/drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c
index 26a2f5ad8ee5..ea52b0af9226 100644
--- a/drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c
+++ b/drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c
@@ -32,7 +32,7 @@ struct rcar_cmm {
} lut;
};
-static inline int rcar_cmm_read(struct rcar_cmm *rcmm, u32 reg)
+static inline __maybe_unused int rcar_cmm_read(struct rcar_cmm *rcmm, u32 reg)
{
return ioread32(rcmm->base + reg);
}
--
2.39.2
