linux-kernel - [PATCH] media: jpeg: refactor multi-hw judgement

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Message-ID: <20221215093026.12322-1-irui.wang@mediatek.com>
Date:   Thu, 15 Dec 2022 17:30:26 +0800
From:   Irui Wang <irui.wang@...iatek.com>
To:     Hans Verkuil <hverkuil-cisco@...all.nl>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <angelogioacchino.delregno@...labora.com>,
        <nicolas.dufresne@...labora.com>, kyrie wu <kyrie.wu@...iatek.com>
CC:     <Project_Global_Chrome_Upstream_Group@...iatek.com>,
        <linux-media@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        Tomasz Figa <tfiga@...omium.org>, <xia.jiang@...iatek.com>,
        <maoguang.meng@...iatek.com>, Irui Wang <irui.wang@...iatek.com>
Subject: [PATCH] media: jpeg: refactor multi-hw judgement

From: kyrie wu <kyrie.wu@...iatek.com>

some chips have multi-hw, but others have only one,
modify the condition of multi-hw judgement

Signed-off-by: kyrie wu <kyrie.wu@...iatek.com>
Signed-off-by: irui wang <irui.wang@...iatek.com>
---
 drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c |  5 +++--
 drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h | 12 ++++++++++++
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index 4a5c6415ad08..37db8b81a935 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -1695,8 +1695,7 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
 		return -EINVAL;
  	}
 
-
-	if (list_empty(&pdev->dev.devres_head)) {
+	if (!jpeg->variant->hw_arch) {
 		INIT_DELAYED_WORK(&jpeg->job_timeout_work,
 				  mtk_jpeg_job_timeout_work);
 
@@ -1890,6 +1889,7 @@ static struct mtk_jpeg_variant mtk8195_jpegenc_drvdata = {
 	.ioctl_ops = &mtk_jpeg_enc_ioctl_ops,
 	.out_q_default_fourcc = V4L2_PIX_FMT_YUYV,
 	.cap_q_default_fourcc = V4L2_PIX_FMT_JPEG,
+	.hw_arch = MTK_JPEG_HW_MULTI_CORE,
 };
 
 static const struct mtk_jpeg_variant mtk8195_jpegdec_drvdata = {
@@ -1901,6 +1901,7 @@ static const struct mtk_jpeg_variant mtk8195_jpegdec_drvdata = {
 	.ioctl_ops = &mtk_jpeg_dec_ioctl_ops,
 	.out_q_default_fourcc = V4L2_PIX_FMT_JPEG,
 	.cap_q_default_fourcc = V4L2_PIX_FMT_YUV420M,
+	.hw_arch = MTK_JPEG_HW_MULTI_CORE,
 };
 
 #if defined(CONFIG_OF)
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
index b9126476be8f..ec04a8ce73cf 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
@@ -46,6 +46,16 @@ enum mtk_jpeg_ctx_state {
 	MTK_JPEG_SOURCE_CHANGE,
 };
 
+/**
+ * enum mtk_jpeg_hw_arch - arch of the jpeg hw
+ * @MTK_JPEG_HW_SINGLE_CORE:	jpeg hw is single core
+ * @MTK_JPEG_HW_MULTI_CORE:		jpeg hw is mluti-core
+ */
+enum mtk_jpeg_hw_arch {
+	MTK_JPEG_HW_SINGLE_CORE = 0,
+	MTK_JPEG_HW_MULTI_CORE = 1,
+};
+
 /**
  * struct mtk_jpeg_variant - mtk jpeg driver variant
  * @clks:			clock names
@@ -60,6 +70,7 @@ enum mtk_jpeg_ctx_state {
  * @ioctl_ops:			the callback of jpeg v4l2_ioctl_ops
  * @out_q_default_fourcc:	output queue default fourcc
  * @cap_q_default_fourcc:	capture queue default fourcc
+ * @hw_arch:            mark jpeg hw arch
  */
 struct mtk_jpeg_variant {
 	struct clk_bulk_data *clks;
@@ -74,6 +85,7 @@ struct mtk_jpeg_variant {
 	const struct v4l2_ioctl_ops *ioctl_ops;
 	u32 out_q_default_fourcc;
 	u32 cap_q_default_fourcc;
+	enum mtk_jpeg_hw_arch hw_arch;
 };
 
 struct mtk_jpeg_src_buf {
-- 
2.18.0