From: Yong Wu <yong.wu@mediatek.com>
To: Matthias Brugger <matthias.bgg@gmail.com>,
Joerg Roedel <joro@8bytes.org>, Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>,
David Airlie <airlied@linux.ie>,
"Mauro Carvalho Chehab" <mchehab@kernel.org>
Cc: Evan Green <evgreen@chromium.org>,
Robin Murphy <robin.murphy@arm.com>,
Tomasz Figa <tfiga@chromium.org>,
Will Deacon <will.deacon@arm.com>,
<linux-mediatek@lists.infradead.org>,
<srv_heupstream@mediatek.com>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<iommu@lists.linux-foundation.org>, <yong.wu@mediatek.com>,
<youlin.pei@mediatek.com>,
Nicolas Boichat <drinkcat@chromium.org>,
Matthias Kaehlcke <mka@chromium.org>, <anan.sun@mediatek.com>,
<ming-fan.chen@mediatek.com>, <yi.kuo@mediatek.com>,
<acourbot@chromium.org>, <linux-media@vger.kernel.org>,
<dri-devel@lists.freedesktop.org>,
Daniel Vetter <daniel@ffwll.ch>,
Chun-Kuang Hu <chunkuang.hu@kernel.org>,
Philipp Zabel <p.zabel@pengutronix.de>,
Xia Jiang <xia.jiang@mediatek.com>,
Tiffany Lin <tiffany.lin@mediatek.com>,
Dafna Hirschfeld <dafna.hirschfeld@collabora.com>,
Hsin-Yi Wang <hsinyi@chromium.org>,
"Eizan Miyamoto" <eizan@chromium.org>,
<anthony.huang@mediatek.com>,
Rick Chang <rick.chang@mediatek.com>
Subject: [PATCH v6 04/11] media: mtk-jpeg: Get rid of mtk_smi_larb_get/put
Date: Wed, 14 Jul 2021 10:56:19 +0800 [thread overview]
Message-ID: <20210714025626.5528-5-yong.wu@mediatek.com> (raw)
In-Reply-To: <20210714025626.5528-1-yong.wu@mediatek.com>
MediaTek IOMMU has already added device_link between the consumer
and smi-larb device. If the jpg device call the pm_runtime_get_sync,
the smi-larb's pm_runtime_get_sync also be called automatically.
After removing the larb_get operations, then mtk_jpeg_clk_init is
also unnecessary. Remove it too.
CC: Rick Chang <rick.chang@mediatek.com>
CC: Xia Jiang <xia.jiang@mediatek.com>
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: Evan Green <evgreen@chromium.org>
Acked-by: Rick Chang <rick.chang@mediatek.com>
---
.../media/platform/mtk-jpeg/mtk_jpeg_core.c | 45 +------------------
.../media/platform/mtk-jpeg/mtk_jpeg_core.h | 2 -
2 files changed, 2 insertions(+), 45 deletions(-)
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index a89c7b206eef..4fea2c512434 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -22,7 +22,6 @@
#include <media/v4l2-ioctl.h>
#include <media/videobuf2-core.h>
#include <media/videobuf2-dma-contig.h>
-#include <soc/mediatek/smi.h>
#include "mtk_jpeg_enc_hw.h"
#include "mtk_jpeg_dec_hw.h"
@@ -1055,10 +1054,6 @@ static void mtk_jpeg_clk_on(struct mtk_jpeg_dev *jpeg)
{
int ret;
- ret = mtk_smi_larb_get(jpeg->larb);
- if (ret)
- dev_err(jpeg->dev, "mtk_smi_larb_get larbvdec fail %d\n", ret);
-
ret = clk_bulk_prepare_enable(jpeg->variant->num_clks,
jpeg->variant->clks);
if (ret)
@@ -1069,7 +1064,6 @@ static void mtk_jpeg_clk_off(struct mtk_jpeg_dev *jpeg)
{
clk_bulk_disable_unprepare(jpeg->variant->num_clks,
jpeg->variant->clks);
- mtk_smi_larb_put(jpeg->larb);
}
static irqreturn_t mtk_jpeg_enc_done(struct mtk_jpeg_dev *jpeg)
@@ -1284,35 +1278,6 @@ static struct clk_bulk_data mtk_jpeg_clocks[] = {
{ .id = "jpgenc" },
};
-static int mtk_jpeg_clk_init(struct mtk_jpeg_dev *jpeg)
-{
- struct device_node *node;
- struct platform_device *pdev;
- int ret;
-
- node = of_parse_phandle(jpeg->dev->of_node, "mediatek,larb", 0);
- if (!node)
- return -EINVAL;
- pdev = of_find_device_by_node(node);
- if (WARN_ON(!pdev)) {
- of_node_put(node);
- return -EINVAL;
- }
- of_node_put(node);
-
- jpeg->larb = &pdev->dev;
-
- ret = devm_clk_bulk_get(jpeg->dev, jpeg->variant->num_clks,
- jpeg->variant->clks);
- if (ret) {
- dev_err(&pdev->dev, "failed to get jpeg clock:%d\n", ret);
- put_device(&pdev->dev);
- return ret;
- }
-
- return 0;
-}
-
static void mtk_jpeg_job_timeout_work(struct work_struct *work)
{
struct mtk_jpeg_dev *jpeg = container_of(work, struct mtk_jpeg_dev,
@@ -1333,11 +1298,6 @@ static void mtk_jpeg_job_timeout_work(struct work_struct *work)
v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
}
-static inline void mtk_jpeg_clk_release(struct mtk_jpeg_dev *jpeg)
-{
- put_device(jpeg->larb);
-}
-
static int mtk_jpeg_probe(struct platform_device *pdev)
{
struct mtk_jpeg_dev *jpeg;
@@ -1376,7 +1336,8 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
goto err_req_irq;
}
- ret = mtk_jpeg_clk_init(jpeg);
+ ret = devm_clk_bulk_get(jpeg->dev, jpeg->variant->num_clks,
+ jpeg->variant->clks);
if (ret) {
dev_err(&pdev->dev, "Failed to init clk, err %d\n", ret);
goto err_clk_init;
@@ -1442,7 +1403,6 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
v4l2_device_unregister(&jpeg->v4l2_dev);
err_dev_register:
- mtk_jpeg_clk_release(jpeg);
err_clk_init:
@@ -1460,7 +1420,6 @@ static int mtk_jpeg_remove(struct platform_device *pdev)
video_device_release(jpeg->vdev);
v4l2_m2m_release(jpeg->m2m_dev);
v4l2_device_unregister(&jpeg->v4l2_dev);
- mtk_jpeg_clk_release(jpeg);
return 0;
}
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
index 595f7f10c9fd..3e4811a41ba2 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
@@ -85,7 +85,6 @@ struct mtk_jpeg_variant {
* @alloc_ctx: videobuf2 memory allocator's context
* @vdev: video device node for jpeg mem2mem mode
* @reg_base: JPEG registers mapping
- * @larb: SMI device
* @job_timeout_work: IRQ timeout structure
* @variant: driver variant to be used
*/
@@ -99,7 +98,6 @@ struct mtk_jpeg_dev {
void *alloc_ctx;
struct video_device *vdev;
void __iomem *reg_base;
- struct device *larb;
struct delayed_work job_timeout_work;
const struct mtk_jpeg_variant *variant;
};
--
2.18.0
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next prev parent reply other threads:[~2021-07-14 3:07 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-14 2:56 [PATCH v6 00/11] Clean up "mediatek,larb" Yong Wu
2021-07-14 2:56 ` [PATCH v6 01/11] dt-binding: mediatek: Get rid of mediatek, larb for multimedia HW Yong Wu
2021-07-14 8:13 ` Dafna Hirschfeld
2021-07-14 8:49 ` Dafna Hirschfeld
2021-07-14 2:56 ` [PATCH v6 02/11] iommu/mediatek: Add probe_defer for smi-larb Yong Wu
2021-07-14 2:56 ` [PATCH v6 03/11] iommu/mediatek: Add device_link between the consumer and the larb devices Yong Wu
2021-07-14 8:26 ` Dafna Hirschfeld
2021-07-14 11:16 ` Yong Wu
2021-07-14 2:56 ` Yong Wu [this message]
2021-07-14 8:28 ` [PATCH v6 04/11] media: mtk-jpeg: Get rid of mtk_smi_larb_get/put Dafna Hirschfeld
2021-07-14 2:56 ` [PATCH v6 05/11] media: mtk-mdp: " Yong Wu
2021-07-14 8:29 ` Dafna Hirschfeld
2021-07-14 2:56 ` [PATCH v6 06/11] drm/mediatek: Add pm runtime support for ovl and rdma Yong Wu
2021-07-14 8:44 ` Dafna Hirschfeld
2021-07-14 11:17 ` Yong Wu
2021-07-14 2:56 ` [PATCH v6 07/11] drm/mediatek: Get rid of mtk_smi_larb_get/put Yong Wu
2021-07-14 8:30 ` Dafna Hirschfeld
2021-07-14 2:56 ` [PATCH v6 08/11] media: mtk-vcodec: " Yong Wu
2021-07-14 8:31 ` Dafna Hirschfeld
2021-07-14 2:56 ` [PATCH v6 09/11] memory: mtk-smi: " Yong Wu
2021-07-14 8:32 ` Dafna Hirschfeld
2021-07-14 2:56 ` [PATCH v6 10/11] arm: dts: mediatek: Get rid of mediatek, larb for MM nodes Yong Wu
2021-07-14 2:56 ` [PATCH v6 11/11] arm64: " Yong Wu
2021-07-14 8:56 ` [PATCH v6 00/11] Clean up "mediatek,larb" Dafna Hirschfeld
2021-07-14 11:18 ` Yong Wu
2021-07-14 8:59 ` Aw: " Frank Wunderlich
2021-07-14 11:18 ` Yong Wu
2021-07-14 11:23 ` Aw: " Frank Wunderlich
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