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SubjectRe: [PATCH v6 09/11] memory: mtk-smi: Get rid of mtk_smi_larb_get/put
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On 14.07.21 04:56, Yong Wu wrote:
> After adding device_link between the iommu consumer and smi-larb,
> the pm_runtime_get(_sync) of smi-larb and smi-common will be called
> automatically. we can get rid of mtk_smi_larb_get/put.
>
> CC: Matthias Brugger <matthias.bgg@gmail.com>
> Signed-off-by: Yong Wu <yong.wu@mediatek.com>
> Reviewed-by: Evan Green <evgreen@chromium.org>
> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
> Acked-by: Matthias Brugger <matthias.bgg@gmail.com>

Reviewed-by: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>

> ---
> drivers/memory/mtk-smi.c | 14 --------------
> include/soc/mediatek/smi.h | 20 --------------------
> 2 files changed, 34 deletions(-)
>
> diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c
> index c5fb51f73b34..7c61c924e220 100644
> --- a/drivers/memory/mtk-smi.c
> +++ b/drivers/memory/mtk-smi.c
> @@ -134,20 +134,6 @@ static void mtk_smi_clk_disable(const struct mtk_smi *smi)
> clk_disable_unprepare(smi->clk_apb);
> }
>
> -int mtk_smi_larb_get(struct device *larbdev)
> -{
> - int ret = pm_runtime_resume_and_get(larbdev);
> -
> - return (ret < 0) ? ret : 0;
> -}
> -EXPORT_SYMBOL_GPL(mtk_smi_larb_get);
> -
> -void mtk_smi_larb_put(struct device *larbdev)
> -{
> - pm_runtime_put_sync(larbdev);
> -}
> -EXPORT_SYMBOL_GPL(mtk_smi_larb_put);
> -
> static int
> mtk_smi_larb_bind(struct device *dev, struct device *master, void *data)
> {
> diff --git a/include/soc/mediatek/smi.h b/include/soc/mediatek/smi.h
> index 15e3397cec58..11f7d6b59642 100644
> --- a/include/soc/mediatek/smi.h
> +++ b/include/soc/mediatek/smi.h
> @@ -19,26 +19,6 @@ struct mtk_smi_larb_iommu {
> unsigned char bank[32];
> };
>
> -/*
> - * mtk_smi_larb_get: Enable the power domain and clocks for this local arbiter.
> - * It also initialize some basic setting(like iommu).
> - * mtk_smi_larb_put: Disable the power domain and clocks for this local arbiter.
> - * Both should be called in non-atomic context.
> - *
> - * Returns 0 if successful, negative on failure.
> - */
> -int mtk_smi_larb_get(struct device *larbdev);
> -void mtk_smi_larb_put(struct device *larbdev);
> -
> -#else
> -
> -static inline int mtk_smi_larb_get(struct device *larbdev)
> -{
> - return 0;
> -}
> -
> -static inline void mtk_smi_larb_put(struct device *larbdev) { }
> -
> #endif
>
> #endif
>

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