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SubjectRe: [PATCH] phy-rockchip-pcie: Mark phy_rd_cfg() as __maybe_unused
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Hi Matthias,

On 2017/5/18 7:03, Matthias Kaehlcke wrote:
> The function is not used, but is probably kept around for debugging and
> symmetry with phy_wr_cfg(). Adding the attribute fixes the following
> warning when building with clang:
>
> drivers/phy/phy-rockchip-pcie.c:102:19: error: unused function
> 'phy_rd_cfg' [-Werror,-Wunused-function]
>

Reviewed-by: Shawn Lin <shawn.lin@rock-chips.com>

Thanks.

> Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
> ---
> drivers/phy/phy-rockchip-pcie.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/phy/phy-rockchip-pcie.c b/drivers/phy/phy-rockchip-pcie.c
> index 6904633cad68..f8c6846094c0 100644
> --- a/drivers/phy/phy-rockchip-pcie.c
> +++ b/drivers/phy/phy-rockchip-pcie.c
> @@ -99,8 +99,8 @@ static inline void phy_wr_cfg(struct rockchip_pcie_phy *rk_phy,
> PHY_CFG_WR_SHIFT));
> }
>
> -static inline u32 phy_rd_cfg(struct rockchip_pcie_phy *rk_phy,
> - u32 addr)
> +static inline u32 __maybe_unused
> +phy_rd_cfg(struct rockchip_pcie_phy *rk_phy, u32 addr)
> {
> u32 val;
>
>

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