linux-kernel - [PATCH 17/20] media: qcom: camss: mark read reg function as __maybe

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Date:   Wed, 24 Nov 2021 20:13:20 +0100
From:   Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To:     unlisted-recipients:; (no To-header on input)
Cc:     linuxarm@...wei.com, mauro.chehab@...wei.com,
        Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Robert Foss <robert.foss@...aro.org>,
        Todor Tomov <todor.too@...il.com>,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org, llvm@...ts.linux.dev
Subject: [PATCH 17/20] media: qcom: camss: mark read reg function as  __maybe_unused

Such function is currently unused, but could be needed in the
future. So, keep it, marking it as __maybe_unused, in order to
avoid a clang W=1 error.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---

To avoid mailbombing on a large number of people, only mailing lists were C/C on the cover.
See [PATCH 00/20] at: https://lore.kernel.org/all/cover.1637781097.git.mchehab+huawei@kernel.org/

 drivers/media/platform/qcom/camss/camss-vfe-170.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/qcom/camss/camss-vfe-170.c b/drivers/media/platform/qcom/camss/camss-vfe-170.c
index 5c083d70d495..455ae1a819e6 100644
--- a/drivers/media/platform/qcom/camss/camss-vfe-170.c
+++ b/drivers/media/platform/qcom/camss/camss-vfe-170.c
@@ -191,7 +191,7 @@ static u32 vfe_hw_version(struct vfe_device *vfe)
 	return hw_version;
 }
 
-static inline void vfe_reg_clr(struct vfe_device *vfe, u32 reg, u32 clr_bits)
+static inline void __maybe_unused vfe_reg_clr(struct vfe_device *vfe, u32 reg, u32 clr_bits)
 {
 	u32 bits = readl_relaxed(vfe->base + reg);
 
-- 
2.33.1