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media: memory: mtk-smi: Get rid of mtk_smi_larb_get/put 

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.

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>
Tested-by: Frank Wunderlich <frank-w@public-files.de> # BPI-R2/MT7623
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Yong Wu 2022-01-17 08:05:08 +01:00 committed by Mauro Carvalho Chehab
parent bf82757055
commit dbd171df8c
2 changed files with 0 additions and 34 deletions
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14
drivers/memory/mtk-smi.c
View File

@ -149,20 +149,6 @@ struct mtk_smi_larb { /* larb: local arbiter */
unsigned char *bank;
};
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)
{

20
include/soc/mediatek/smi.h
View File

@ -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