Re: [PATCH] drm/mediatek: mtk_hdmi: Remove debug messages for function calls

[Chun-Kuang Hu <chunkuang.hu@kernel.org>]

Hi, Enric:

Enric Balletbo i Serra <enric.balletbo@collabora.com> 於 2020年5月19日 週二 下午5:41寫道：
>
> Equivalent information can be nowadays obtained using function tracer
>

Reviewed-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
> ---
>
>  drivers/gpu/drm/mediatek/mtk_hdmi.c            | 12 +-----------
>  drivers/gpu/drm/mediatek/mtk_mt8173_hdmi_phy.c |  4 ----
>  2 files changed, 1 insertion(+), 15 deletions(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> index b0555a7cb3b4..172d67294435 100644
> --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> @@ -1634,8 +1634,6 @@ static int mtk_hdmi_audio_startup(struct device *dev, void *data)
>  {
>         struct mtk_hdmi *hdmi = dev_get_drvdata(dev);
>
> -       dev_dbg(dev, "%s\n", __func__);
> -
>         mtk_hdmi_audio_enable(hdmi);
>
>         return 0;
> @@ -1645,8 +1643,6 @@ static void mtk_hdmi_audio_shutdown(struct device *dev, void *data)
>  {
>         struct mtk_hdmi *hdmi = dev_get_drvdata(dev);
>
> -       dev_dbg(dev, "%s\n", __func__);
> -
>         mtk_hdmi_audio_disable(hdmi);
>  }
>
> @@ -1655,8 +1651,6 @@ mtk_hdmi_audio_digital_mute(struct device *dev, void *data, bool enable)
>  {
>         struct mtk_hdmi *hdmi = dev_get_drvdata(dev);
>
> -       dev_dbg(dev, "%s(%d)\n", __func__, enable);
> -
>         if (enable)
>                 mtk_hdmi_hw_aud_mute(hdmi);
>         else
> @@ -1669,8 +1663,6 @@ static int mtk_hdmi_audio_get_eld(struct device *dev, void *data, uint8_t *buf,
>  {
>         struct mtk_hdmi *hdmi = dev_get_drvdata(dev);
>
> -       dev_dbg(dev, "%s\n", __func__);
> -
>         memcpy(buf, hdmi->conn.eld, min(sizeof(hdmi->conn.eld), len));
>
>         return 0;
> @@ -1770,7 +1762,6 @@ static int mtk_drm_hdmi_probe(struct platform_device *pdev)
>                 goto err_bridge_remove;
>         }
>
> -       dev_dbg(dev, "mediatek hdmi probe success\n");
>         return 0;
>
>  err_bridge_remove:
> @@ -1793,7 +1784,7 @@ static int mtk_hdmi_suspend(struct device *dev)
>         struct mtk_hdmi *hdmi = dev_get_drvdata(dev);
>
>         mtk_hdmi_clk_disable_audio(hdmi);
> -       dev_dbg(dev, "hdmi suspend success!\n");
> +
>         return 0;
>  }
>
> @@ -1808,7 +1799,6 @@ static int mtk_hdmi_resume(struct device *dev)
>                 return ret;
>         }
>
> -       dev_dbg(dev, "hdmi resume success!\n");
>         return 0;
>  }
>  #endif
> diff --git a/drivers/gpu/drm/mediatek/mtk_mt8173_hdmi_phy.c b/drivers/gpu/drm/mediatek/mtk_mt8173_hdmi_phy.c
> index b55f51675205..1c3575372230 100644
> --- a/drivers/gpu/drm/mediatek/mtk_mt8173_hdmi_phy.c
> +++ b/drivers/gpu/drm/mediatek/mtk_mt8173_hdmi_phy.c
> @@ -159,8 +159,6 @@ static int mtk_hdmi_pll_prepare(struct clk_hw *hw)
>  {
>         struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw);
>
> -       dev_dbg(hdmi_phy->dev, "%s\n", __func__);
> -
>         mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON1, RG_HDMITX_PLL_AUTOK_EN);
>         mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_PLL_POSDIV);
>         mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON3, RG_HDMITX_MHLCK_EN);
> @@ -178,8 +176,6 @@ static void mtk_hdmi_pll_unprepare(struct clk_hw *hw)
>  {
>         struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw);
>
> -       dev_dbg(hdmi_phy->dev, "%s\n", __func__);
> -
>         mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON1, RG_HDMITX_PLL_TXDIV_EN);
>         mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON1, RG_HDMITX_PLL_BIAS_LPF_EN);
>         usleep_range(100, 150);
> --
> 2.26.2
>

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