The pll_cmp_to_fdata() was never used by the working code. Drop it to
prevent warnings with W=1 and clang.

Reported-by: Jani Nikula <jani.nikula@intel.com>
Closes: https://lore.kernel.org/dri-devel/3553b1db35665e6ff08592e35eb438a574d1ad65.1725962479.git.jani.nikula@intel.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c
index 0e3a2b16a2ce..e6ffaf92d26d 100644
--- a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c
+++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c
@@ -153,15 +153,6 @@ static inline u32 pll_get_pll_cmp(u64 fdata, unsigned long ref_clk)
 	return dividend - 1;
 }
 
-static inline u64 pll_cmp_to_fdata(u32 pll_cmp, unsigned long ref_clk)
-{
-	u64 fdata = ((u64)pll_cmp) * ref_clk * 10;
-
-	do_div(fdata, HDMI_PLL_CMP_CNT);
-
-	return fdata;
-}
-
 #define HDMI_REF_CLOCK_HZ ((u64)19200000)
 #define HDMI_MHZ_TO_HZ ((u64)1000000)
 static int pll_get_post_div(struct hdmi_8998_post_divider *pd, u64 bclk)

---
base-commit: 32ffa5373540a8d1c06619f52d019c6cdc948bb4
change-id: 20240922-msm-drop-unused-func-b9e76ad8e0ea

Best regards,
-- 
Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

On 9/21/2024 2:14 PM, Dmitry Baryshkov wrote:
> The pll_cmp_to_fdata() was never used by the working code. Drop it to
> prevent warnings with W=1 and clang.
> 
> Reported-by: Jani Nikula <jani.nikula@intel.com>
> Closes: https://lore.kernel.org/dri-devel/3553b1db35665e6ff08592e35eb438a574d1ad65.1725962479.git.jani.nikula@intel.com
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
> ---
>   drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c | 9 ---------
>   1 file changed, 9 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c
> index 0e3a2b16a2ce..e6ffaf92d26d 100644
> --- a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c
> +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c
> @@ -153,15 +153,6 @@ static inline u32 pll_get_pll_cmp(u64 fdata, unsigned long ref_clk)
>   	return dividend - 1;
>   }
>   

Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>

On Sun, Sep 22, 2024 at 12:14:48AM GMT, Dmitry Baryshkov wrote:
> The pll_cmp_to_fdata() was never used by the working code. Drop it to
> prevent warnings with W=1 and clang.
> 
> Reported-by: Jani Nikula <jani.nikula@intel.com>
> Closes: https://lore.kernel.org/dri-devel/3553b1db35665e6ff08592e35eb438a574d1ad65.1725962479.git.jani.nikula@intel.com
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
> ---
>  drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c | 9 ---------
>  1 file changed, 9 deletions(-)
> 


And of course

Fixes: caedbf17c48d ("drm/msm: add msm8998 hdmi phy/pll support")

-- 
With best wishes
Dmitry

On Sun, 22 Sep 2024, Dmitry Baryshkov <dmitry.baryshkov@linaro.org> wrote:
> The pll_cmp_to_fdata() was never used by the working code. Drop it to
> prevent warnings with W=1 and clang.
>
> Reported-by: Jani Nikula <jani.nikula@intel.com>
> Closes: https://lore.kernel.org/dri-devel/3553b1db35665e6ff08592e35eb438a574d1ad65.1725962479.git.jani.nikula@intel.com
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

Reviewed-by: Jani Nikula <jani.nikula@intel.com>

> ---
>  drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c | 9 ---------
>  1 file changed, 9 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c
> index 0e3a2b16a2ce..e6ffaf92d26d 100644
> --- a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c
> +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8998.c
> @@ -153,15 +153,6 @@ static inline u32 pll_get_pll_cmp(u64 fdata, unsigned long ref_clk)
>  	return dividend - 1;
>  }
>  
> -static inline u64 pll_cmp_to_fdata(u32 pll_cmp, unsigned long ref_clk)
> -{
> -	u64 fdata = ((u64)pll_cmp) * ref_clk * 10;
> -
> -	do_div(fdata, HDMI_PLL_CMP_CNT);
> -
> -	return fdata;
> -}
> -
>  #define HDMI_REF_CLOCK_HZ ((u64)19200000)
>  #define HDMI_MHZ_TO_HZ ((u64)1000000)
>  static int pll_get_post_div(struct hdmi_8998_post_divider *pd, u64 bclk)
>
> ---
> base-commit: 32ffa5373540a8d1c06619f52d019c6cdc948bb4
> change-id: 20240922-msm-drop-unused-func-b9e76ad8e0ea
>
> Best regards,

-- 
Jani Nikula, Intel