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media: drm/mediatek: Get rid of mtk_smi_larb_get/put

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MediaTek IOMMU has already added the device_link between the consumer
and smi-larb device. If the drm device calls the pm_runtime_get_sync,
the smi-larb's pm_runtime_get_sync also be called automatically.

CC: CK Hu <ck.hu@mediatek.com>
CC: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: Evan Green <evgreen@chromium.org>
Acked-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
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 08:05:06 +01:00
committed by Mauro Carvalho Chehab
parent 5db12f5d84
commit ce6c24baaa
4 changed files with 3 additions and 49 deletions
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5
drivers/gpu/drm/mediatek/mtk_drm_drv.c
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@@ -645,11 +645,8 @@ err_pm:
pm_runtime_disable(dev);
err_node:
of_node_put(private->mutex_node);
for (i = 0; i < DDP_COMPONENT_ID_MAX; i++) {
for (i = 0; i < DDP_COMPONENT_ID_MAX; i++)
of_node_put(private->comp_node[i]);
if (private->ddp_comp[i].larb_dev)
put_device(private->ddp_comp[i].larb_dev);
}
return ret;
}