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* [PATCH v2 03/10] net: hisilicon: Cleanup for cast to restricted __be32
From: Jiangfeng Xiao @ 2019-07-09  3:31 UTC (permalink / raw)
  To: davem, robh+dt, yisen.zhuang, salil.mehta, mark.rutland,
	dingtianhong, xiaojiangfeng
  Cc: netdev, devicetree, linux-kernel, leeyou.li, nixiaoming,
	jianping.liu, xiekunxun
In-Reply-To: <1562643071-46811-1-git-send-email-xiaojiangfeng@huawei.com>

This patch fixes the following warning from sparse:
hip04_eth.c:533:23: warning: cast to restricted __be16
hip04_eth.c:533:23: warning: cast to restricted __be16
hip04_eth.c:533:23: warning: cast to restricted __be16
hip04_eth.c:533:23: warning: cast to restricted __be16
hip04_eth.c:534:23: warning: cast to restricted __be32
hip04_eth.c:534:23: warning: cast to restricted __be32
hip04_eth.c:534:23: warning: cast to restricted __be32
hip04_eth.c:534:23: warning: cast to restricted __be32
hip04_eth.c:534:23: warning: cast to restricted __be32
hip04_eth.c:534:23: warning: cast to restricted __be32

Signed-off-by: Jiangfeng Xiao <xiaojiangfeng@huawei.com>
---
 drivers/net/ethernet/hisilicon/hip04_eth.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hip04_eth.c b/drivers/net/ethernet/hisilicon/hip04_eth.c
index 31f13cf..d8f0619 100644
--- a/drivers/net/ethernet/hisilicon/hip04_eth.c
+++ b/drivers/net/ethernet/hisilicon/hip04_eth.c
@@ -530,8 +530,8 @@ static int hip04_rx_poll(struct napi_struct *napi, int budget)
 		priv->rx_phys[priv->rx_head] = 0;
 
 		desc = (struct rx_desc *)skb->data;
-		len = be16_to_cpu(desc->pkt_len);
-		err = be32_to_cpu(desc->pkt_err);
+		len = be16_to_cpu((__force __be16)desc->pkt_len);
+		err = be32_to_cpu((__force __be32)desc->pkt_err);
 
 		if (0 == len) {
 			dev_kfree_skb_any(skb);
-- 
1.8.5.6

^ permalink raw reply related

* [PATCH v2 02/10] net: hisilicon: Cleanup for got restricted __be32
From: Jiangfeng Xiao @ 2019-07-09  3:31 UTC (permalink / raw)
  To: davem, robh+dt, yisen.zhuang, salil.mehta, mark.rutland,
	dingtianhong, xiaojiangfeng
  Cc: netdev, devicetree, linux-kernel, leeyou.li, nixiaoming,
	jianping.liu, xiekunxun
In-Reply-To: <1562643071-46811-1-git-send-email-xiaojiangfeng@huawei.com>

This patch fixes the following warning from sparse:
hip04_eth.c:468:25: warning: incorrect type in assignment
hip04_eth.c:468:25:    expected unsigned int [usertype] send_addr
hip04_eth.c:468:25:    got restricted __be32 [usertype]
hip04_eth.c:469:25: warning: incorrect type in assignment
hip04_eth.c:469:25:    expected unsigned int [usertype] send_size
hip04_eth.c:469:25:    got restricted __be32 [usertype]
hip04_eth.c:470:19: warning: incorrect type in assignment
hip04_eth.c:470:19:    expected unsigned int [usertype] cfg
hip04_eth.c:470:19:    got restricted __be32 [usertype]
hip04_eth.c:472:23: warning: incorrect type in assignment
hip04_eth.c:472:23:    expected unsigned int [usertype] wb_addr
hip04_eth.c:472:23:    got restricted __be32 [usertype]

Signed-off-by: Jiangfeng Xiao <xiaojiangfeng@huawei.com>
---
 drivers/net/ethernet/hisilicon/hip04_eth.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hip04_eth.c b/drivers/net/ethernet/hisilicon/hip04_eth.c
index 2b5112b..31f13cf 100644
--- a/drivers/net/ethernet/hisilicon/hip04_eth.c
+++ b/drivers/net/ethernet/hisilicon/hip04_eth.c
@@ -465,11 +465,11 @@ static void hip04_start_tx_timer(struct hip04_priv *priv)
 
 	priv->tx_skb[tx_head] = skb;
 	priv->tx_phys[tx_head] = phys;
-	desc->send_addr = cpu_to_be32(phys);
-	desc->send_size = cpu_to_be32(skb->len);
-	desc->cfg = cpu_to_be32(TX_CLEAR_WB | TX_FINISH_CACHE_INV);
+	desc->send_addr = (__force u32)cpu_to_be32(phys);
+	desc->send_size = (__force u32)cpu_to_be32(skb->len);
+	desc->cfg = (__force u32)cpu_to_be32(TX_CLEAR_WB | TX_FINISH_CACHE_INV);
 	phys = priv->tx_desc_dma + tx_head * sizeof(struct tx_desc);
-	desc->wb_addr = cpu_to_be32(phys);
+	desc->wb_addr = (__force u32)cpu_to_be32(phys);
 	skb_tx_timestamp(skb);
 
 	hip04_set_xmit_desc(priv, phys);
-- 
1.8.5.6

^ permalink raw reply related

* [PATCH v2 01/10] net: hisilicon: Add support for HI13X1 to hip04_eth
From: Jiangfeng Xiao @ 2019-07-09  3:31 UTC (permalink / raw)
  To: davem, robh+dt, yisen.zhuang, salil.mehta, mark.rutland,
	dingtianhong, xiaojiangfeng
  Cc: netdev, devicetree, linux-kernel, leeyou.li, nixiaoming,
	jianping.liu, xiekunxun
In-Reply-To: <1562643071-46811-1-git-send-email-xiaojiangfeng@huawei.com>

Extend the hip04_eth driver to support HI13X1_GMAC.
Enable it with CONFIG_HI13X1_GMAC option.

Signed-off-by: Jiangfeng Xiao <xiaojiangfeng@huawei.com>
---
 drivers/net/ethernet/hisilicon/Kconfig     | 10 ++++++++
 drivers/net/ethernet/hisilicon/hip04_eth.c | 37 ++++++++++++++++++++++++------
 2 files changed, 40 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/Kconfig b/drivers/net/ethernet/hisilicon/Kconfig
index a0d780c..3892a20 100644
--- a/drivers/net/ethernet/hisilicon/Kconfig
+++ b/drivers/net/ethernet/hisilicon/Kconfig
@@ -46,6 +46,16 @@ config HIP04_ETH
 	  If you wish to compile a kernel for a hardware with hisilicon p04 SoC and
 	  want to use the internal ethernet then you should answer Y to this.
 
+config HI13X1_GMAC
+	bool "Hisilicon HI13X1 Network Device Support"
+	depends on HIP04_ETH
+	help
+	  If you wish to compile a kernel for a hardware with hisilicon hi13x1_gamc
+	  then you should answer Y to this. This makes this driver suitable for use
+	  on certain boards such as the HI13X1.
+
+	  If you are unsure, say N.
+
 config HNS_MDIO
 	tristate
 	select PHYLIB
diff --git a/drivers/net/ethernet/hisilicon/hip04_eth.c b/drivers/net/ethernet/hisilicon/hip04_eth.c
index e1f2978..2b5112b 100644
--- a/drivers/net/ethernet/hisilicon/hip04_eth.c
+++ b/drivers/net/ethernet/hisilicon/hip04_eth.c
@@ -33,10 +33,23 @@
 #define GE_MODE_CHANGE_REG		0x1b4
 #define GE_RECV_CONTROL_REG		0x1e0
 #define GE_STATION_MAC_ADDRESS		0x210
-#define PPE_CFG_CPU_ADD_ADDR		0x580
-#define PPE_CFG_MAX_FRAME_LEN_REG	0x408
+
 #define PPE_CFG_BUS_CTRL_REG		0x424
 #define PPE_CFG_RX_CTRL_REG		0x428
+
+#if defined(CONFIG_HI13X1_GMAC)
+#define PPE_CFG_CPU_ADD_ADDR		0x6D0
+#define PPE_CFG_MAX_FRAME_LEN_REG	0x500
+#define PPE_CFG_RX_PKT_MODE_REG		0x504
+#define PPE_CFG_QOS_VMID_GEN		0x520
+#define PPE_CFG_RX_PKT_INT		0x740
+#define PPE_INTEN			0x700
+#define PPE_INTSTS			0x708
+#define PPE_RINT			0x704
+#define PPE_CFG_STS_MODE		0x880
+#else
+#define PPE_CFG_CPU_ADD_ADDR		0x580
+#define PPE_CFG_MAX_FRAME_LEN_REG	0x408
 #define PPE_CFG_RX_PKT_MODE_REG		0x438
 #define PPE_CFG_QOS_VMID_GEN		0x500
 #define PPE_CFG_RX_PKT_INT		0x538
@@ -44,6 +57,8 @@
 #define PPE_INTSTS			0x608
 #define PPE_RINT			0x604
 #define PPE_CFG_STS_MODE		0x700
+#endif /* CONFIG_HI13X1_GMAC */
+
 #define PPE_HIS_RX_PKT_CNT		0x804
 
 /* REG_INTERRUPT */
@@ -93,18 +108,26 @@
 #define GE_RX_PORT_EN			BIT(1)
 #define GE_TX_PORT_EN			BIT(2)
 
-#define PPE_CFG_STS_RX_PKT_CNT_RC	BIT(12)
-
 #define PPE_CFG_RX_PKT_ALIGN		BIT(18)
-#define PPE_CFG_QOS_VMID_MODE		BIT(14)
+
+#if defined(CONFIG_HI13X1_GMAC)
+#define PPE_CFG_QOS_VMID_GRP_SHIFT	4
+#define PPE_CFG_RX_CTRL_ALIGN_SHIFT	7
+#define PPE_CFG_STS_RX_PKT_CNT_RC	BIT(0)
+#define PPE_CFG_QOS_VMID_MODE		BIT(15)
+#define PPE_CFG_BUS_LOCAL_REL		(BIT(9) | BIT(15) | BIT(19) | BIT(23))
+#else
 #define PPE_CFG_QOS_VMID_GRP_SHIFT	8
+#define PPE_CFG_RX_CTRL_ALIGN_SHIFT	11
+#define PPE_CFG_STS_RX_PKT_CNT_RC	BIT(12)
+#define PPE_CFG_QOS_VMID_MODE		BIT(14)
+#define PPE_CFG_BUS_LOCAL_REL		BIT(14)
+#endif /* CONFIG_HI13X1_GMAC */
 
 #define PPE_CFG_RX_FIFO_FSFU		BIT(11)
 #define PPE_CFG_RX_DEPTH_SHIFT		16
 #define PPE_CFG_RX_START_SHIFT		0
-#define PPE_CFG_RX_CTRL_ALIGN_SHIFT	11
 
-#define PPE_CFG_BUS_LOCAL_REL		BIT(14)
 #define PPE_CFG_BUS_BIG_ENDIEN		BIT(0)
 
 #define RX_DESC_NUM			128
-- 
1.8.5.6

^ permalink raw reply related

* [PATCH v2 00/10] net: hisilicon: Add support for HI13X1 to hip04_eth
From: Jiangfeng Xiao @ 2019-07-09  3:31 UTC (permalink / raw)
  To: davem, robh+dt, yisen.zhuang, salil.mehta, mark.rutland,
	dingtianhong, xiaojiangfeng
  Cc: netdev, devicetree, linux-kernel, leeyou.li, nixiaoming,
	jianping.liu, xiekunxun

The main purpose of this patch series is to extend the
hip04_eth driver to support HI13X1_GMAC.

The offset and bitmap of some registers of HI13X1_GMAC
are different from hip04_eth common soc. In addition,
the definition of send descriptor and parsing descriptor
are different from hip04_eth common soc. So the macro
of the register offset is redefined to adapt the HI13X1_GMAC.

Clean up the sparse warning by the way.

Change since v1:
* Add a cover letter.

Jiangfeng Xiao (10):
  net: hisilicon: Add support for HI13X1 to hip04_eth
  net: hisilicon: Cleanup for got restricted __be32
  net: hisilicon: Cleanup for cast to restricted __be32
  net: hisilicon: HI13X1_GMAX skip write LOCAL_PAGE_REG
  net: hisilicon: HI13X1_GMAX need dreq reset at first
  net: hisilicon: dt-bindings: Add an field of port-handle
  net: hisilicon: Add group field to adapt HI13X1_GMAC
  net: hisilicon: Offset buf address to adapt HI13X1_GMAC
  net: hisilicon: Add an rx_desc to adapt HI13X1_GMAC
  net: hisilicon: Add an tx_desc to adapt HI13X1_GMAC

 .../bindings/net/hisilicon-hip04-net.txt           |   7 +-
 drivers/net/ethernet/hisilicon/Kconfig             |  10 ++
 drivers/net/ethernet/hisilicon/hip04_eth.c         | 142 ++++++++++++++++++---
 3 files changed, 136 insertions(+), 23 deletions(-)

-- 
1.8.5.6

^ permalink raw reply

* [PATCH 5/5] arm: dts: add jpeg enc device tree node
From: Xia Jiang @ 2019-07-09  3:21 UTC (permalink / raw)
  To: Hans Verkuil, Rob Herring, Matthias Brugger, Rick Chang
  Cc: linux-media, devicetree, linux-kernel, linux-arm-kernel,
	linux-mediatek, Marek Szyprowski, Tomasz Figa, srv_heupstream,
	Xia Jiang
In-Reply-To: <20190709032103.10291-1-xia.jiang@mediatek.com>

add jpeg enc device tree node

Signed-off-by: Xia Jiang <xia.jiang@mediatek.com>
---
 arch/arm/boot/dts/mt2701.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
index 51e1305c6471..560f27fd9d9e 100644
--- a/arch/arm/boot/dts/mt2701.dtsi
+++ b/arch/arm/boot/dts/mt2701.dtsi
@@ -569,6 +569,18 @@
 			 <&iommu MT2701_M4U_PORT_JPGDEC_BSDMA>;
 	};
 
+	jpegenc: jpegenc@1500a000 {
+		compatible = "mediatek,mt2701-jpgenc", "mediatek,mtk-jpgenc";
+		reg = <0 0x1500a000 0 0x1000>;
+		interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_LOW>;
+		clocks =  <&imgsys CLK_IMG_VENC>;
+		clock-names = "jpgenc";
+		power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
+		mediatek,larb = <&larb2>;
+		iommus = <&iommu MT2701_M4U_PORT_JPGENC_RDMA>,
+			<&iommu MT2701_M4U_PORT_JPGENC_BSDMA>;
+	};
+
 	vdecsys: syscon@16000000 {
 		compatible = "mediatek,mt2701-vdecsys", "syscon";
 		reg = <0 0x16000000 0 0x1000>;
-- 
2.18.0

^ permalink raw reply related

* [PATCH 4/5] media: platform: change GPLv2 license to SPDX
From: Xia Jiang @ 2019-07-09  3:21 UTC (permalink / raw)
  To: Hans Verkuil, Rob Herring, Matthias Brugger, Rick Chang
  Cc: linux-media, devicetree, linux-kernel, linux-arm-kernel,
	linux-mediatek, Marek Szyprowski, Tomasz Figa, srv_heupstream,
	Xia Jiang
In-Reply-To: <20190709032103.10291-1-xia.jiang@mediatek.com>

Switch GPLv2 license to SPDX license.

Signed-off-by: Xia Jiang <xia.jiang@mediatek.com>
---
 drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c      | 9 +--------
 drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h      | 9 +--------
 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.c    | 9 +--------
 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h    | 9 +--------
 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c | 9 +--------
 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.h | 9 +--------
 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_reg.h   | 9 +--------
 7 files changed, 7 insertions(+), 56 deletions(-)

diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index ef54802bd813..9094eb7bd00f 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -1,17 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (c) 2016 MediaTek Inc.
  * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
  *         Rick Chang <rick.chang@mediatek.com>
  *         Xia Jiang <xia.jiang@mediatek.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #include <linux/clk.h>
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
index 65ef920651a5..34cd139ee502 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
@@ -1,17 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Copyright (c) 2016 MediaTek Inc.
  * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
  *         Rick Chang <rick.chang@mediatek.com>
  *         Xia Jiang <xia.jiang@mediatek.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #ifndef _MTK_JPEG_CORE_H
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.c
index aad834d98059..0a8200a0a5c6 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.c
@@ -1,16 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (c) 2016 MediaTek Inc.
  * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
  *         Rick Chang <rick.chang@mediatek.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #include <linux/io.h>
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
index 725ce94fd58f..be9a756d6242 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
@@ -1,17 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Copyright (c) 2016 MediaTek Inc.
  * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
  *         Rick Chang <rick.chang@mediatek.com>
  *         Xia Jiang <xia.jiang@mediatek.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #ifndef _MTK_JPEG_DEC_HW_H
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c
index c887f90c3a66..c63d61a957a5 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c
@@ -1,16 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (c) 2016 MediaTek Inc.
  * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
  *         Rick Chang <rick.chang@mediatek.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.h
index fdad7f2da6be..8760ff71d38f 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.h
@@ -1,16 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Copyright (c) 2016 MediaTek Inc.
  * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
  *         Rick Chang <rick.chang@mediatek.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #ifndef _MTK_JPEG_PARSE_H
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_reg.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_reg.h
index fc490d62b012..e01470449b8b 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_reg.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_reg.h
@@ -1,16 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Copyright (c) 2016 MediaTek Inc.
  * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
  *         Rick Chang <rick.chang@mediatek.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #ifndef _MTK_JPEG_REG_H
-- 
2.18.0

^ permalink raw reply related

* [PATCH 3/5] media: platform: Add jpeg enc feature
From: Xia Jiang @ 2019-07-09  3:21 UTC (permalink / raw)
  To: Hans Verkuil, Rob Herring, Matthias Brugger, Rick Chang
  Cc: linux-media, devicetree, linux-kernel, linux-arm-kernel,
	linux-mediatek, Marek Szyprowski, Tomasz Figa, srv_heupstream,
	Xia Jiang
In-Reply-To: <20190709032103.10291-1-xia.jiang@mediatek.com>

Add mtk jpeg encode v4l2 driver based on jpeg decode, because that jpeg
decode and encode have great similarities with function operation.
add EXIF enable control for jpeg encode.

Signed-off-by: Xia Jiang <xia.jiang@mediatek.com>
---
 drivers/media/platform/mtk-jpeg/Makefile      |   5 +-
 .../media/platform/mtk-jpeg/mtk_jpeg_core.c   | 733 ++++++++++++++----
 .../media/platform/mtk-jpeg/mtk_jpeg_core.h   | 114 ++-
 .../media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h |   7 +-
 .../media/platform/mtk-jpeg/mtk_jpeg_enc_hw.c | 175 +++++
 .../media/platform/mtk-jpeg/mtk_jpeg_enc_hw.h |  60 ++
 .../platform/mtk-jpeg/mtk_jpeg_enc_reg.h      |  49 ++
 drivers/media/v4l2-core/v4l2-ctrls.c          |   1 +
 include/uapi/linux/v4l2-controls.h            |   2 +
 9 files changed, 979 insertions(+), 167 deletions(-)
 create mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.c
 create mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.h
 create mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_reg.h

diff --git a/drivers/media/platform/mtk-jpeg/Makefile b/drivers/media/platform/mtk-jpeg/Makefile
index 994fcd66069c..c2d7774e59fb 100644
--- a/drivers/media/platform/mtk-jpeg/Makefile
+++ b/drivers/media/platform/mtk-jpeg/Makefile
@@ -1,2 +1,5 @@
-mtk_jpeg-objs := mtk_jpeg_core.o mtk_jpeg_dec_hw.o mtk_jpeg_dec_parse.o
+mtk_jpeg-objs := mtk_jpeg_core.o \
+		 mtk_jpeg_dec_hw.o \
+		 mtk_jpeg_dec_parse.o \
+		 mtk_jpeg_enc_hw.o
 obj-$(CONFIG_VIDEO_MEDIATEK_JPEG) += mtk_jpeg.o
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index 49e3b5284006..ef54802bd813 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -2,6 +2,7 @@
  * Copyright (c) 2016 MediaTek Inc.
  * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
  *         Rick Chang <rick.chang@mediatek.com>
+ *         Xia Jiang <xia.jiang@mediatek.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -31,6 +32,7 @@
 #include <media/videobuf2-dma-contig.h>
 #include <soc/mediatek/smi.h>
 
+#include "mtk_jpeg_enc_hw.h"
 #include "mtk_jpeg_dec_hw.h"
 #include "mtk_jpeg_core.h"
 #include "mtk_jpeg_dec_parse.h"
@@ -39,7 +41,8 @@ static struct mtk_jpeg_fmt mtk_jpeg_formats[] = {
 	{
 		.fourcc		= V4L2_PIX_FMT_JPEG,
 		.colplanes	= 1,
-		.flags		= MTK_JPEG_FMT_FLAG_DEC_OUTPUT,
+		.flags		= MTK_JPEG_FMT_FLAG_DEC_OUTPUT |
+					MTK_JPEG_FMT_FLAG_ENC_CAPTURE,
 	},
 	{
 		.fourcc		= V4L2_PIX_FMT_YUV420M,
@@ -59,6 +62,42 @@ static struct mtk_jpeg_fmt mtk_jpeg_formats[] = {
 		.v_align	= 3,
 		.flags		= MTK_JPEG_FMT_FLAG_DEC_CAPTURE,
 	},
+	{
+		.fourcc		= V4L2_PIX_FMT_NV12M,
+		.h_sample	= {4, 2, 2},
+		.v_sample	= {4, 2, 2},
+		.colplanes	= 2,
+		.h_align	= 4,
+		.v_align	= 4,
+		.flags		= MTK_JPEG_FMT_FLAG_ENC_OUTPUT,
+	},
+	{
+		.fourcc		= V4L2_PIX_FMT_NV21M,
+		.h_sample	= {4, 2, 2},
+		.v_sample	= {4, 2, 2},
+		.colplanes	= 2,
+		.h_align	= 4,
+		.v_align	= 4,
+		.flags		= MTK_JPEG_FMT_FLAG_ENC_OUTPUT,
+	},
+	{
+		.fourcc		= V4L2_PIX_FMT_YUYV,
+		.h_sample	= {4, 2, 2},
+		.v_sample	= {4, 4, 4},
+		.colplanes	= 1,
+		.h_align	= 4,
+		.v_align	= 3,
+		.flags		= MTK_JPEG_FMT_FLAG_ENC_OUTPUT,
+	},
+	{
+		.fourcc		= V4L2_PIX_FMT_YVYU,
+		.h_sample	= {4, 2, 2},
+		.v_sample	= {4, 4, 4},
+		.colplanes	= 1,
+		.h_align	= 4,
+		.v_align	= 3,
+		.flags		= MTK_JPEG_FMT_FLAG_ENC_OUTPUT,
+	},
 };
 
 #define MTK_JPEG_NUM_FORMATS ARRAY_SIZE(mtk_jpeg_formats)
@@ -73,11 +112,19 @@ struct mtk_jpeg_src_buf {
 	struct list_head list;
 	int flags;
 	struct mtk_jpeg_dec_param dec_param;
+	struct mtk_jpeg_enc_param enc_param;
 };
 
+#define MTK_MAX_CTRLS_HINT	20
+
 static int debug;
 module_param(debug, int, 0644);
 
+static inline struct mtk_jpeg_ctx *ctrl_to_ctx(struct v4l2_ctrl *ctrl)
+{
+	return container_of(ctrl->handler, struct mtk_jpeg_ctx, ctrl_hdl);
+}
+
 static inline struct mtk_jpeg_ctx *mtk_jpeg_fh_to_ctx(struct v4l2_fh *fh)
 {
 	return container_of(fh, struct mtk_jpeg_ctx, fh);
@@ -94,10 +141,81 @@ static int mtk_jpeg_querycap(struct file *file, void *priv,
 {
 	struct mtk_jpeg_dev *jpeg = video_drvdata(file);
 
-	strscpy(cap->driver, MTK_JPEG_NAME " decoder", sizeof(cap->driver));
-	strscpy(cap->card, MTK_JPEG_NAME " decoder", sizeof(cap->card));
-	snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s",
-		 dev_name(jpeg->dev));
+	strscpy(cap->driver, MTK_JPEG_NAME, sizeof(cap->driver));
+	if (jpeg->mode ==  MTK_JPEG_ENC)
+		strscpy(cap->card, MTK_JPEG_NAME " encoder", sizeof(cap->card));
+	else
+		strscpy(cap->card, MTK_JPEG_NAME " decoder", sizeof(cap->card));
+		snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s",
+			 dev_name(jpeg->dev));
+
+	return 0;
+}
+
+static int vidioc_jpeg_s_ctrl(struct v4l2_ctrl *ctrl)
+{
+	struct mtk_jpeg_ctx *ctx = ctrl_to_ctx(ctrl);
+	struct jpeg_enc_param *p = &ctx->jpeg_param;
+	struct mtk_jpeg_dev *jpeg = ctx->jpeg;
+	int ret = 0;
+
+	switch (ctrl->id) {
+	case V4L2_CID_JPEG_RESTART_INTERVAL:
+		p->restart_interval = ctrl->val;
+		break;
+	case V4L2_CID_JPEG_COMPRESSION_QUALITY:
+		p->enc_quality = ctrl->val;
+		break;
+	case V4L2_CID_JPEG_ENABLE_EXIF:
+		p->enable_exif = ctrl->val;
+		break;
+	}
+
+	v4l2_dbg(2, debug, &jpeg->v4l2_dev, "%s val = %d",
+		 v4l2_ctrl_get_name(ctrl->id), ctrl->val);
+
+	return ret;
+}
+
+static const struct v4l2_ctrl_ops mtk_jpeg_ctrl_ops = {
+	.s_ctrl = vidioc_jpeg_s_ctrl,
+};
+
+int mtk_jpeg_ctrls_setup(struct mtk_jpeg_ctx *ctx)
+{
+	const struct v4l2_ctrl_ops *ops = &mtk_jpeg_ctrl_ops;
+	struct v4l2_ctrl_handler *handler = &ctx->ctrl_hdl;
+	struct mtk_jpeg_dev *jpeg = ctx->jpeg;
+
+	v4l2_ctrl_handler_init(handler, MTK_MAX_CTRLS_HINT);
+
+	if (jpeg->mode == MTK_JPEG_ENC) {
+		v4l2_ctrl_new_std(handler, ops, V4L2_CID_JPEG_RESTART_INTERVAL,
+				  0, 100, 1, 0);
+		if (handler->error) {
+			v4l2_err(&jpeg->v4l2_dev, "V4L2_CID_JPEG_RESTART_INTERVAL Init",
+				 "control handler fail %d\n", handler->error);
+			return handler->error;
+		}
+		v4l2_ctrl_new_std(handler, ops,
+				  V4L2_CID_JPEG_COMPRESSION_QUALITY, 48, 100, 1,
+				  90);
+		if (handler->error) {
+			v4l2_err(&jpeg->v4l2_dev, "V4L2_CID_JPEG_COMPRESSION_QUALITY",
+				 "Init control handler fail %d\n",
+				 handler->error);
+			return handler->error;
+		}
+		v4l2_ctrl_new_std(handler, ops, V4L2_CID_JPEG_ENABLE_EXIF, 0,
+				  1, 1, 0);
+		if (handler->error) {
+			v4l2_err(&jpeg->v4l2_dev, "V4L2_CID_JPEG_ENABLE_EXIF Init",
+				 "control handler fail %d\n", handler->error);
+			return handler->error;
+		}
+	}
+
+	v4l2_ctrl_handler_setup(&ctx->ctrl_hdl);
 
 	return 0;
 }
@@ -126,23 +244,29 @@ static int mtk_jpeg_enum_fmt(struct mtk_jpeg_fmt *mtk_jpeg_formats, int n,
 static int mtk_jpeg_enum_fmt_vid_cap(struct file *file, void *priv,
 				     struct v4l2_fmtdesc *f)
 {
+	struct mtk_jpeg_ctx *ctx = mtk_jpeg_fh_to_ctx(priv);
+
 	return mtk_jpeg_enum_fmt(mtk_jpeg_formats, MTK_JPEG_NUM_FORMATS, f,
+				 ctx->jpeg->mode == MTK_JPEG_ENC ?
+				 MTK_JPEG_FMT_FLAG_ENC_CAPTURE :
 				 MTK_JPEG_FMT_FLAG_DEC_CAPTURE);
 }
 
 static int mtk_jpeg_enum_fmt_vid_out(struct file *file, void *priv,
 				     struct v4l2_fmtdesc *f)
 {
+	struct mtk_jpeg_ctx *ctx = mtk_jpeg_fh_to_ctx(priv);
+
 	return mtk_jpeg_enum_fmt(mtk_jpeg_formats, MTK_JPEG_NUM_FORMATS, f,
+				 ctx->jpeg->mode == MTK_JPEG_ENC ?
+				 MTK_JPEG_FMT_FLAG_ENC_OUTPUT :
 				 MTK_JPEG_FMT_FLAG_DEC_OUTPUT);
 }
 
-static struct mtk_jpeg_q_data *mtk_jpeg_get_q_data(struct mtk_jpeg_ctx *ctx,
-						   enum v4l2_buf_type type)
+static struct mtk_jpeg_q_data *
+mtk_jpeg_get_q_data(struct mtk_jpeg_ctx *ctx, enum v4l2_buf_type type)
 {
-	if (V4L2_TYPE_IS_OUTPUT(type))
-		return &ctx->out_q;
-	return &ctx->cap_q;
+	return V4L2_TYPE_IS_OUTPUT(type) ? &ctx->out_q : &ctx->cap_q;
 }
 
 static struct mtk_jpeg_fmt *mtk_jpeg_find_format(struct mtk_jpeg_ctx *ctx,
@@ -151,9 +275,14 @@ static struct mtk_jpeg_fmt *mtk_jpeg_find_format(struct mtk_jpeg_ctx *ctx,
 {
 	unsigned int k, fmt_flag;
 
-	fmt_flag = (fmt_type == MTK_JPEG_FMT_TYPE_OUTPUT) ?
-		   MTK_JPEG_FMT_FLAG_DEC_OUTPUT :
-		   MTK_JPEG_FMT_FLAG_DEC_CAPTURE;
+	if (ctx->jpeg->mode ==  MTK_JPEG_ENC)
+		fmt_flag = (fmt_type == MTK_JPEG_FMT_TYPE_OUTPUT) ?
+			   MTK_JPEG_FMT_FLAG_ENC_OUTPUT :
+			   MTK_JPEG_FMT_FLAG_ENC_CAPTURE;
+	else
+		fmt_flag = (fmt_type == MTK_JPEG_FMT_TYPE_OUTPUT) ?
+			   MTK_JPEG_FMT_FLAG_DEC_OUTPUT :
+			   MTK_JPEG_FMT_FLAG_DEC_CAPTURE;
 
 	for (k = 0; k < MTK_JPEG_NUM_FORMATS; k++) {
 		struct mtk_jpeg_fmt *fmt = &mtk_jpeg_formats[k];
@@ -210,7 +339,7 @@ static int mtk_jpeg_try_fmt_mplane(struct v4l2_format *f,
 {
 	struct v4l2_pix_format_mplane *pix_mp = &f->fmt.pix_mp;
 	struct mtk_jpeg_dev *jpeg = ctx->jpeg;
-	int i;
+	int i, align_w, align_h;
 
 	memset(pix_mp->reserved, 0, sizeof(pix_mp->reserved));
 	pix_mp->field = V4L2_FIELD_NONE;
@@ -224,36 +353,111 @@ static int mtk_jpeg_try_fmt_mplane(struct v4l2_format *f,
 	pix_mp->pixelformat = fmt->fourcc;
 
 	if (q_type == MTK_JPEG_FMT_TYPE_OUTPUT) {
-		struct v4l2_plane_pix_format *pfmt = &pix_mp->plane_fmt[0];
-
-		mtk_jpeg_bound_align_image(&pix_mp->width, MTK_JPEG_MIN_WIDTH,
-					   MTK_JPEG_MAX_WIDTH, 0,
-					   &pix_mp->height, MTK_JPEG_MIN_HEIGHT,
-					   MTK_JPEG_MAX_HEIGHT, 0);
+		if (jpeg->mode == MTK_JPEG_ENC) {
+			pix_mp->height = clamp(pix_mp->height,
+					       MTK_JPEG_MIN_HEIGHT,
+					       MTK_JPEG_MAX_HEIGHT);
+			pix_mp->width = clamp(pix_mp->width,
+					      MTK_JPEG_MIN_WIDTH,
+					      MTK_JPEG_MAX_WIDTH);
+			align_w = pix_mp->width;
+			align_h = pix_mp->height;
+			align_w = round_up(align_w, 2);
+			if (pix_mp->num_planes == 1U) {
+				align_w = align_w << 1;
+				mtk_jpeg_bound_align_image(&align_w,
+							   MTK_JPEG_MIN_WIDTH,
+							   MTK_JPEG_MAX_WIDTH,
+							   5, &align_h,
+							   MTK_JPEG_MIN_HEIGHT,
+							   MTK_JPEG_MAX_HEIGHT,
+							   3);
+				pix_mp->plane_fmt[0].bytesperline = align_w;
+				pix_mp->plane_fmt[0].sizeimage =
+					align_w * align_h;
+			} else if (pix_mp->num_planes == 2U) {
+				mtk_jpeg_bound_align_image(&align_w,
+							   MTK_JPEG_MIN_WIDTH,
+							   MTK_JPEG_MAX_WIDTH,
+							   4, &align_h,
+							   MTK_JPEG_MIN_HEIGHT,
+							   MTK_JPEG_MAX_HEIGHT,
+							   4);
+				pix_mp->plane_fmt[0].bytesperline = align_w;
+				pix_mp->plane_fmt[0].sizeimage =
+					align_w * align_h;
+				pix_mp->plane_fmt[1].bytesperline = align_w;
+				pix_mp->plane_fmt[1].sizeimage =
+					(align_w * align_h) / 2;
+			} else {
+				v4l2_err(&ctx->jpeg->v4l2_dev,
+					 "Unsupport num planes = %d\n",
+					 pix_mp->num_planes);
+			}
+			goto end;
+		} else {
+			struct v4l2_plane_pix_format *pfmt =
+						&pix_mp->plane_fmt[0];
+
+			mtk_jpeg_bound_align_image(&pix_mp->width,
+						   MTK_JPEG_MIN_WIDTH,
+						   MTK_JPEG_MAX_WIDTH, 0,
+						   &pix_mp->height,
+						   MTK_JPEG_MIN_HEIGHT,
+						   MTK_JPEG_MAX_HEIGHT, 0);
 
-		memset(pfmt->reserved, 0, sizeof(pfmt->reserved));
 		pfmt->bytesperline = 0;
 		/* Source size must be aligned to 128 */
 		pfmt->sizeimage = mtk_jpeg_align(pfmt->sizeimage, 128);
 		if (pfmt->sizeimage == 0)
 			pfmt->sizeimage = MTK_JPEG_DEFAULT_SIZEIMAGE;
+
 		goto end;
 	}
+	}
 
 	/* type is MTK_JPEG_FMT_TYPE_CAPTURE */
-	mtk_jpeg_bound_align_image(&pix_mp->width, MTK_JPEG_MIN_WIDTH,
-				   MTK_JPEG_MAX_WIDTH, fmt->h_align,
-				   &pix_mp->height, MTK_JPEG_MIN_HEIGHT,
-				   MTK_JPEG_MAX_HEIGHT, fmt->v_align);
+	if (jpeg->mode == MTK_JPEG_ENC) {
+		mtk_jpeg_bound_align_image(&pix_mp->width, MTK_JPEG_MIN_WIDTH,
+					   MTK_JPEG_MAX_WIDTH, 0,
+					   &pix_mp->height, MTK_JPEG_MIN_HEIGHT,
+					   MTK_JPEG_MAX_HEIGHT, 0);
 
-	for (i = 0; i < fmt->colplanes; i++) {
-		struct v4l2_plane_pix_format *pfmt = &pix_mp->plane_fmt[i];
-		u32 stride = pix_mp->width * fmt->h_sample[i] / 4;
-		u32 h = pix_mp->height * fmt->v_sample[i] / 4;
+		if (fmt->fourcc == V4L2_PIX_FMT_JPEG) {
+			pix_mp->plane_fmt[0].bytesperline = 0;
+			pix_mp->plane_fmt[0].sizeimage =
+				mtk_jpeg_align(pix_mp->plane_fmt[0].sizeimage,
+					       128);
+			if (pix_mp->plane_fmt[0].sizeimage == 0)
+				pix_mp->plane_fmt[0].sizeimage =
+					MTK_JPEG_DEFAULT_SIZEIMAGE;
+		}
+	} else {
+		pix_mp->height = clamp(pix_mp->height, MTK_JPEG_MIN_HEIGHT,
+				       MTK_JPEG_MAX_HEIGHT);
+		pix_mp->width = clamp(pix_mp->width, MTK_JPEG_MIN_WIDTH,
+				      MTK_JPEG_MAX_WIDTH);
+		mtk_jpeg_bound_align_image(&pix_mp->width, MTK_JPEG_MIN_WIDTH,
+					   MTK_JPEG_MAX_WIDTH, fmt->h_align,
+					   &pix_mp->height,
+					   MTK_JPEG_MIN_HEIGHT,
+					   MTK_JPEG_MAX_HEIGHT, fmt->v_align);
+
+		for (i = 0; i < fmt->colplanes; i++) {
+			struct v4l2_plane_pix_format *pfmt =
+					&pix_mp->plane_fmt[i];
+			u32 stride = pix_mp->width * fmt->h_sample[i] / 4;
+			u32 h = pix_mp->height * fmt->v_sample[i] / 4;
+
+			pfmt->bytesperline = stride;
+			pfmt->sizeimage = stride * h;
+		}
+	}
 
+	for (i = 0; i < fmt->colplanes; i++) {
+		struct v4l2_plane_pix_format *pfmt =
+				&pix_mp->plane_fmt[i];
 		memset(pfmt->reserved, 0, sizeof(pfmt->reserved));
-		pfmt->bytesperline = stride;
-		pfmt->sizeimage = stride * h;
 	}
 end:
 	v4l2_dbg(2, debug, &jpeg->v4l2_dev, "wxh:%ux%u\n",
@@ -454,9 +658,9 @@ static int mtk_jpeg_subscribe_event(struct v4l2_fh *fh,
 	switch (sub->type) {
 	case V4L2_EVENT_SOURCE_CHANGE:
 		return v4l2_src_change_event_subscribe(fh, sub);
-	default:
-		return -EINVAL;
 	}
+
+	return v4l2_ctrl_subscribe_event(fh, sub);
 }
 
 static int mtk_jpeg_g_selection(struct file *file, void *priv,
@@ -659,10 +863,92 @@ static void mtk_jpeg_set_queue_data(struct mtk_jpeg_ctx *ctx,
 		 param->dec_w, param->dec_h);
 }
 
+static void mtk_jpeg_set_param(struct mtk_jpeg_ctx *ctx,
+			       struct mtk_jpeg_enc_param *param)
+{
+	struct mtk_jpeg_q_data *q_data_src = &ctx->out_q;
+	struct jpeg_enc_param *jpeg_params = &ctx->jpeg_param;
+	struct mtk_jpeg_dev *jpeg = ctx->jpeg;
+	u32 width_even;
+	u32 is_420;
+	u32 padding_width;
+	u32 padding_height;
+
+	switch (q_data_src->fmt->fourcc) {
+	case V4L2_PIX_FMT_YUYV:
+		param->enc_format = JPEG_YUV_FORMAT_YUYV;
+		break;
+	case V4L2_PIX_FMT_YVYU:
+		param->enc_format = JPEG_YUV_FORMAT_YVYU;
+		break;
+	case V4L2_PIX_FMT_NV12M:
+		param->enc_format = JPEG_YUV_FORMAT_NV12;
+		break;
+	case V4L2_PIX_FMT_NV21M:
+		param->enc_format = JPEG_YUV_FORMAT_NV12;
+		break;
+	default:
+		v4l2_err(&jpeg->v4l2_dev, "Unsupport fourcc =%d\n",
+			 q_data_src->fmt->fourcc);
+		break;
+	}
+	param->enc_w = q_data_src->w;
+	param->enc_h = q_data_src->h;
+
+	if (jpeg_params->enc_quality >= 97)
+		param->enc_quality = JPEG_ENCODE_QUALITY_Q97;
+	else if (jpeg_params->enc_quality >= 95)
+		param->enc_quality = JPEG_ENCODE_QUALITY_Q95;
+	else if (jpeg_params->enc_quality >= 92)
+		param->enc_quality = JPEG_ENCODE_QUALITY_Q92;
+	else if (jpeg_params->enc_quality >= 90)
+		param->enc_quality = JPEG_ENCODE_QUALITY_Q90;
+	else if (jpeg_params->enc_quality >= 87)
+		param->enc_quality = JPEG_ENCODE_QUALITY_Q87;
+	else if (jpeg_params->enc_quality >= 84)
+		param->enc_quality = JPEG_ENCODE_QUALITY_Q84;
+	else if (jpeg_params->enc_quality >= 80)
+		param->enc_quality = JPEG_ENCODE_QUALITY_Q80;
+	else if (jpeg_params->enc_quality >= 74)
+		param->enc_quality = JPEG_ENCODE_QUALITY_Q74;
+	else if (jpeg_params->enc_quality >= 64)
+		param->enc_quality = JPEG_ENCODE_QUALITY_Q64;
+	else if (jpeg_params->enc_quality >= 60)
+		param->enc_quality = JPEG_ENCODE_QUALITY_Q60;
+	else
+		param->enc_quality = JPEG_ENCODE_QUALITY_Q48;
+
+	param->enable_exif = jpeg_params->enable_exif;
+	param->restart_interval = jpeg_params->restart_interval;
+
+	width_even = ((param->enc_w + 1) >> 1) << 1;
+	is_420 = (param->enc_format == JPEG_YUV_FORMAT_NV12 ||
+		  param->enc_format == JPEG_YUV_FORMAT_NV12) ? 1 : 0;
+	padding_width = mtk_jpeg_align(param->enc_w, 16);
+	padding_height = mtk_jpeg_align(param->enc_h, is_420 ? 16 : 8);
+	if (!is_420)
+		width_even = width_even << 1;
+
+	param->img_stride = mtk_jpeg_align(width_even, (is_420 ? 16 : 32));
+	param->mem_stride = mtk_jpeg_align(width_even, (is_420 ? 16 : 32));
+	param->total_encdu =
+		((padding_width >> 4) * (padding_height >> (is_420 ? 4 : 3)) *
+		(is_420 ? 6 : 4)) - 1;
+
+	v4l2_dbg(0, 2, &jpeg->v4l2_dev, "fmt %d, w,h %d,%d, enable_exif %d,",
+		 "enc_quality %d, restart_interval %d,img_stride %d,",
+		 "mem_stride %d,totalEncDu %d\n",
+		 param->enc_format, param->enc_w, param->enc_h,
+		 param->enable_exif, param->enc_quality,
+		 param->restart_interval, param->img_stride,
+		 param->mem_stride, param->total_encdu);
+}
+
 static void mtk_jpeg_buf_queue(struct vb2_buffer *vb)
 {
 	struct mtk_jpeg_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
 	struct mtk_jpeg_dec_param *param;
+	struct mtk_jpeg_enc_param *enc_param;
 	struct mtk_jpeg_dev *jpeg = ctx->jpeg;
 	struct mtk_jpeg_src_buf *jpeg_src_buf;
 	bool header_valid;
@@ -674,29 +960,45 @@ static void mtk_jpeg_buf_queue(struct vb2_buffer *vb)
 		goto end;
 
 	jpeg_src_buf = mtk_jpeg_vb2_to_srcbuf(vb);
-	param = &jpeg_src_buf->dec_param;
-	memset(param, 0, sizeof(*param));
-
-	if (jpeg_src_buf->flags & MTK_JPEG_BUF_FLAGS_LAST_FRAME) {
-		v4l2_dbg(1, debug, &jpeg->v4l2_dev, "Got eos\n");
-		goto end;
-	}
-	header_valid = mtk_jpeg_parse(param, (u8 *)vb2_plane_vaddr(vb, 0),
-				      vb2_get_plane_payload(vb, 0));
-	if (!header_valid) {
-		v4l2_err(&jpeg->v4l2_dev, "Header invalid.\n");
-		vb2_buffer_done(vb, VB2_BUF_STATE_ERROR);
-		return;
-	}
-
-	if (ctx->state == MTK_JPEG_INIT) {
-		struct vb2_queue *dst_vq = v4l2_m2m_get_vq(
-			ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
+	if (jpeg->mode ==  MTK_JPEG_ENC) {
+		enc_param = &jpeg_src_buf->enc_param;
+		memset(enc_param, 0, sizeof(*enc_param));
+		mtk_jpeg_set_param(ctx, enc_param);
+		if (jpeg_src_buf->flags & MTK_JPEG_BUF_FLAGS_LAST_FRAME) {
+			v4l2_dbg(1, debug, &jpeg->v4l2_dev, "Got eos");
+			goto end;
+		}
+		if (ctx->state == MTK_JPEG_INIT)
+			ctx->state = MTK_JPEG_RUNNING;
+	} else {
+		param = &jpeg_src_buf->dec_param;
+		memset(param, 0, sizeof(*param));
+
+		if (jpeg_src_buf->flags & MTK_JPEG_BUF_FLAGS_LAST_FRAME) {
+			v4l2_dbg(1, debug, &jpeg->v4l2_dev, "Got eos\n");
+			goto end;
+		}
+		header_valid = mtk_jpeg_parse(param,
+					      (u8 *)vb2_plane_vaddr(vb, 0),
+					      vb2_get_plane_payload(vb, 0));
+		if (!header_valid) {
+			v4l2_err(&jpeg->v4l2_dev, "Header invalid.\n");
+			vb2_buffer_done(vb, VB2_BUF_STATE_ERROR);
+			return;
+		}
 
-		mtk_jpeg_queue_src_chg_event(ctx);
-		mtk_jpeg_set_queue_data(ctx, param);
-		ctx->state = vb2_is_streaming(dst_vq) ?
-				MTK_JPEG_SOURCE_CHANGE : MTK_JPEG_RUNNING;
+		if (ctx->state == MTK_JPEG_INIT) {
+			struct vb2_queue *dst_vq;
+
+			dst_vq = v4l2_m2m_get_vq
+					(ctx->fh.m2m_ctx,
+					 V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
+			mtk_jpeg_queue_src_chg_event(ctx);
+			mtk_jpeg_set_queue_data(ctx, param);
+			ctx->state = vb2_is_streaming(dst_vq) ?
+					MTK_JPEG_SOURCE_CHANGE :
+					MTK_JPEG_RUNNING;
+		}
 	}
 end:
 	v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, to_vb2_v4l2_buffer(vb));
@@ -739,16 +1041,16 @@ static void mtk_jpeg_stop_streaming(struct vb2_queue *q)
 	 * subsampling. Update capture queue when the stream is off.
 	 */
 	if (ctx->state == MTK_JPEG_SOURCE_CHANGE &&
-	    !V4L2_TYPE_IS_OUTPUT(q->type)) {
+	    !V4L2_TYPE_IS_OUTPUT(q->type) &&
+	    ctx->jpeg->mode == MTK_JPEG_DEC) {
 		struct mtk_jpeg_src_buf *src_buf;
 
 		vb = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
 		src_buf = mtk_jpeg_vb2_to_srcbuf(&vb->vb2_buf);
 		mtk_jpeg_set_queue_data(ctx, &src_buf->dec_param);
 		ctx->state = MTK_JPEG_RUNNING;
-	} else if (V4L2_TYPE_IS_OUTPUT(q->type)) {
+	} else if (V4L2_TYPE_IS_OUTPUT(q->type))
 		ctx->state = MTK_JPEG_INIT;
-	}
 
 	while ((vb = mtk_jpeg_buf_remove(ctx, q->type)))
 		v4l2_m2m_buf_done(vb, VB2_BUF_STATE_ERROR);
@@ -803,6 +1105,28 @@ static int mtk_jpeg_set_dec_dst(struct mtk_jpeg_ctx *ctx,
 	return 0;
 }
 
+static void mtk_jpeg_set_enc_dst(struct mtk_jpeg_ctx *ctx,
+				 struct vb2_buffer *dst_buf,
+				 struct mtk_jpeg_enc_bs *bs)
+{
+	bs->dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0) &
+		      (~JPEG_ENC_DST_ADDR_OFFSET_MASK);
+	bs->dma_addr_offset = 0;
+	bs->dma_addr_offsetmask = bs->dma_addr & JPEG_ENC_DST_ADDR_OFFSET_MASK;
+	bs->size = mtk_jpeg_align(vb2_plane_size(dst_buf, 0), 128);
+}
+
+static void mtk_jpeg_set_enc_src(struct mtk_jpeg_ctx *ctx,
+				 struct vb2_buffer *src_buf,
+				 struct mtk_jpeg_enc_fb *fb)
+{
+	int i;
+
+	for (i = 0; i < src_buf->num_planes; i++)
+		fb->fb_addr[i].dma_addr =
+			vb2_dma_contig_plane_dma_addr(src_buf, i);
+}
+
 static void mtk_jpeg_device_run(void *priv)
 {
 	struct mtk_jpeg_ctx *ctx = priv;
@@ -813,6 +1137,8 @@ static void mtk_jpeg_device_run(void *priv)
 	struct mtk_jpeg_src_buf *jpeg_src_buf;
 	struct mtk_jpeg_bs bs;
 	struct mtk_jpeg_fb fb;
+	struct mtk_jpeg_enc_bs enc_bs;
+	struct mtk_jpeg_enc_fb enc_fb;
 	int i;
 
 	src_buf = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
@@ -823,30 +1149,45 @@ static void mtk_jpeg_device_run(void *priv)
 		for (i = 0; i < dst_buf->vb2_buf.num_planes; i++)
 			vb2_set_plane_payload(&dst_buf->vb2_buf, i, 0);
 		buf_state = VB2_BUF_STATE_DONE;
-		goto dec_end;
+		goto device_run_end;
 	}
 
-	if (mtk_jpeg_check_resolution_change(ctx, &jpeg_src_buf->dec_param)) {
-		mtk_jpeg_queue_src_chg_event(ctx);
-		ctx->state = MTK_JPEG_SOURCE_CHANGE;
-		v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
-		return;
-	}
+	if (jpeg->mode == MTK_JPEG_ENC) {
+		mtk_jpeg_set_enc_dst(ctx, &dst_buf->vb2_buf, &enc_bs);
+		mtk_jpeg_set_enc_src(ctx, &src_buf->vb2_buf, &enc_fb);
+
+		spin_lock_irqsave(&jpeg->hw_lock, flags);
+		mtk_jpeg_enc_reset(jpeg->reg_base);
+		mtk_jpeg_enc_set_config(jpeg->reg_base,
+					&jpeg_src_buf->enc_param, &enc_bs,
+					&enc_fb);
+
+		mtk_jpeg_enc_start(jpeg->reg_base);
+	} else {
+		if (mtk_jpeg_check_resolution_change
+			(ctx, &jpeg_src_buf->dec_param)) {
+			mtk_jpeg_queue_src_chg_event(ctx);
+			ctx->state = MTK_JPEG_SOURCE_CHANGE;
+			v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
+			return;
+		}
 
-	mtk_jpeg_set_dec_src(ctx, &src_buf->vb2_buf, &bs);
-	if (mtk_jpeg_set_dec_dst(ctx, &jpeg_src_buf->dec_param, &dst_buf->vb2_buf, &fb))
-		goto dec_end;
+		mtk_jpeg_set_dec_src(ctx, &src_buf->vb2_buf, &bs);
+		if (mtk_jpeg_set_dec_dst(ctx, &jpeg_src_buf->dec_param,
+					 &dst_buf->vb2_buf, &fb))
+			goto device_run_end;
 
-	spin_lock_irqsave(&jpeg->hw_lock, flags);
-	mtk_jpeg_dec_reset(jpeg->dec_reg_base);
-	mtk_jpeg_dec_set_config(jpeg->dec_reg_base,
-				&jpeg_src_buf->dec_param, &bs, &fb);
+		spin_lock_irqsave(&jpeg->hw_lock, flags);
+		mtk_jpeg_dec_reset(jpeg->reg_base);
+		mtk_jpeg_dec_set_config(jpeg->reg_base,
+					&jpeg_src_buf->dec_param, &bs, &fb);
 
-	mtk_jpeg_dec_start(jpeg->dec_reg_base);
+		mtk_jpeg_dec_start(jpeg->reg_base);
+	}
 	spin_unlock_irqrestore(&jpeg->hw_lock, flags);
 	return;
 
-dec_end:
+device_run_end:
 	v4l2_m2m_src_buf_remove(ctx->fh.m2m_ctx);
 	v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
 	v4l2_m2m_buf_done(src_buf, buf_state);
@@ -906,30 +1247,30 @@ static void mtk_jpeg_clk_on(struct mtk_jpeg_dev *jpeg)
 	ret = mtk_smi_larb_get(jpeg->larb);
 	if (ret)
 		dev_err(jpeg->dev, "mtk_smi_larb_get larbvdec fail %d\n", ret);
-	clk_prepare_enable(jpeg->clk_jdec_smi);
-	clk_prepare_enable(jpeg->clk_jdec);
+	if (jpeg->mode == MTK_JPEG_DEC)
+		clk_prepare_enable(jpeg->clk_jpeg_smi);
+	clk_prepare_enable(jpeg->clk_jpeg);
 }
 
 static void mtk_jpeg_clk_off(struct mtk_jpeg_dev *jpeg)
 {
-	clk_disable_unprepare(jpeg->clk_jdec);
-	clk_disable_unprepare(jpeg->clk_jdec_smi);
+	clk_disable_unprepare(jpeg->clk_jpeg);
+	if (jpeg->mode == MTK_JPEG_DEC)
+		clk_disable_unprepare(jpeg->clk_jpeg_smi);
 	mtk_smi_larb_put(jpeg->larb);
 }
 
-static irqreturn_t mtk_jpeg_dec_irq(int irq, void *priv)
+static irqreturn_t mtk_jpeg_irq(int irq, void *priv)
 {
 	struct mtk_jpeg_dev *jpeg = priv;
 	struct mtk_jpeg_ctx *ctx;
 	struct vb2_v4l2_buffer *src_buf, *dst_buf;
 	struct mtk_jpeg_src_buf *jpeg_src_buf;
 	enum vb2_buffer_state buf_state = VB2_BUF_STATE_ERROR;
-	u32	dec_irq_ret;
-	u32 dec_ret;
+	u32	irq_ret;
+	u32 ret, result_size;
 	int i;
 
-	dec_ret = mtk_jpeg_dec_get_int_status(jpeg->dec_reg_base);
-	dec_irq_ret = mtk_jpeg_dec_enum_result(dec_ret);
 	ctx = v4l2_m2m_get_curr_priv(jpeg->m2m_dev);
 	if (!ctx) {
 		v4l2_err(&jpeg->v4l2_dev, "Context is NULL\n");
@@ -940,21 +1281,42 @@ static irqreturn_t mtk_jpeg_dec_irq(int irq, void *priv)
 	dst_buf = v4l2_m2m_dst_buf_remove(ctx->fh.m2m_ctx);
 	jpeg_src_buf = mtk_jpeg_vb2_to_srcbuf(&src_buf->vb2_buf);
 
-	if (dec_irq_ret >= MTK_JPEG_DEC_RESULT_UNDERFLOW)
-		mtk_jpeg_dec_reset(jpeg->dec_reg_base);
+	if (jpeg->mode == MTK_JPEG_ENC) {
+		ret = mtk_jpeg_enc_get_int_status(jpeg->reg_base);
+		irq_ret = mtk_jpeg_enc_enum_result(jpeg->reg_base, ret,
+						   &result_size);
 
-	if (dec_irq_ret != MTK_JPEG_DEC_RESULT_EOF_DONE) {
-		dev_err(jpeg->dev, "decode failed\n");
-		goto dec_end;
-	}
+		if (irq_ret >= MTK_JPEG_ENC_RESULT_STALL)
+			mtk_jpeg_enc_reset(jpeg->reg_base);
+
+		if (irq_ret != MTK_JPEG_ENC_RESULT_DONE) {
+			dev_err(jpeg->dev, "encode failed\n");
+			goto irq_end;
+		}
 
-	for (i = 0; i < dst_buf->vb2_buf.num_planes; i++)
-		vb2_set_plane_payload(&dst_buf->vb2_buf, i,
-				      jpeg_src_buf->dec_param.comp_size[i]);
+		vb2_set_plane_payload(&dst_buf->vb2_buf, 0,
+				      result_size);
+	} else {
+		ret = mtk_jpeg_dec_get_int_status(jpeg->reg_base);
+		irq_ret = mtk_jpeg_dec_enum_result(ret);
+
+		if (irq_ret >= MTK_JPEG_DEC_RESULT_UNDERFLOW)
+			mtk_jpeg_dec_reset(jpeg->reg_base);
+
+		if (irq_ret != MTK_JPEG_DEC_RESULT_EOF_DONE) {
+			dev_err(jpeg->dev, "decode failed\n");
+			goto irq_end;
+		}
+
+		for (i = 0; i < dst_buf->vb2_buf.num_planes; i++)
+			vb2_set_plane_payload
+				(&dst_buf->vb2_buf, i,
+				 jpeg_src_buf->dec_param.comp_size[i]);
+		}
 
 	buf_state = VB2_BUF_STATE_DONE;
 
-dec_end:
+irq_end:
 	v4l2_m2m_buf_done(src_buf, buf_state);
 	v4l2_m2m_buf_done(dst_buf, buf_state);
 	v4l2_m2m_job_finish(jpeg->m2m_dev, ctx->fh.m2m_ctx);
@@ -964,32 +1326,72 @@ static irqreturn_t mtk_jpeg_dec_irq(int irq, void *priv)
 static void mtk_jpeg_set_default_params(struct mtk_jpeg_ctx *ctx)
 {
 	struct mtk_jpeg_q_data *q = &ctx->out_q;
-	int i;
+	int i, align_w, align_h;
+
+	ctx->fh.ctrl_handler = &ctx->ctrl_hdl;
 
 	ctx->colorspace = V4L2_COLORSPACE_JPEG,
 	ctx->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
 	ctx->quantization = V4L2_QUANTIZATION_DEFAULT;
 	ctx->xfer_func = V4L2_XFER_FUNC_DEFAULT;
 
-	q->fmt = mtk_jpeg_find_format(ctx, V4L2_PIX_FMT_JPEG,
+	if (ctx->jpeg->mode == MTK_JPEG_ENC) {
+		q->w = MTK_JPEG_MIN_WIDTH;
+		q->h = MTK_JPEG_MIN_HEIGHT;
+
+		q->fmt = mtk_jpeg_find_format(ctx, V4L2_PIX_FMT_YUYV,
 					      MTK_JPEG_FMT_TYPE_OUTPUT);
-	q->w = MTK_JPEG_MIN_WIDTH;
-	q->h = MTK_JPEG_MIN_HEIGHT;
-	q->bytesperline[0] = 0;
-	q->sizeimage[0] = MTK_JPEG_DEFAULT_SIZEIMAGE;
+
+		align_w = q->w;
+		align_h = q->h;
+		align_w = round_up(align_w, 2);
+		align_w = align_w << 1;
+		v4l_bound_align_image(&align_w,
+				      MTK_JPEG_MIN_WIDTH,
+				      MTK_JPEG_MAX_WIDTH, 5,
+				      &align_h,
+				      MTK_JPEG_MIN_HEIGHT,
+				      MTK_JPEG_MAX_HEIGHT, 3, 0);
+
+		if (align_w < MTK_JPEG_MIN_WIDTH &&
+		    (align_w + 32) <= MTK_JPEG_MAX_WIDTH)
+			align_w += 32;
+		if (align_h < MTK_JPEG_MIN_HEIGHT &&
+		    (align_h + 8) <= MTK_JPEG_MAX_HEIGHT)
+			align_h += 8;
+
+		q->sizeimage[0] = align_w * align_h;
+		q->bytesperline[0] = align_w;
+	} else {
+		q->fmt = mtk_jpeg_find_format(ctx, V4L2_PIX_FMT_JPEG,
+					      MTK_JPEG_FMT_TYPE_OUTPUT);
+		q->w = MTK_JPEG_MIN_WIDTH;
+		q->h = MTK_JPEG_MIN_HEIGHT;
+		q->bytesperline[0] = 0;
+		q->sizeimage[0] = MTK_JPEG_DEFAULT_SIZEIMAGE;
+	}
 
 	q = &ctx->cap_q;
-	q->fmt = mtk_jpeg_find_format(ctx, V4L2_PIX_FMT_YUV420M,
+	if (ctx->jpeg->mode == MTK_JPEG_ENC) {
+		q->w = MTK_JPEG_MIN_WIDTH;
+		q->h = MTK_JPEG_MIN_HEIGHT;
+		q->fmt = mtk_jpeg_find_format(ctx, V4L2_PIX_FMT_JPEG,
+					      MTK_JPEG_FMT_TYPE_CAPTURE);
+		q->bytesperline[0] = 0;
+		q->sizeimage[0] = MTK_JPEG_DEFAULT_SIZEIMAGE;
+	} else {
+		q->fmt = mtk_jpeg_find_format(ctx, V4L2_PIX_FMT_YUV420M,
 					      MTK_JPEG_FMT_TYPE_CAPTURE);
-	q->w = MTK_JPEG_MIN_WIDTH;
-	q->h = MTK_JPEG_MIN_HEIGHT;
+		q->w = MTK_JPEG_MIN_WIDTH;
+		q->h = MTK_JPEG_MIN_HEIGHT;
 
-	for (i = 0; i < q->fmt->colplanes; i++) {
-		u32 stride = q->w * q->fmt->h_sample[i] / 4;
-		u32 h = q->h * q->fmt->v_sample[i] / 4;
+		for (i = 0; i < q->fmt->colplanes; i++) {
+			u32 stride = q->w * q->fmt->h_sample[i] / 4;
+			u32 h = q->h * q->fmt->v_sample[i] / 4;
 
-		q->bytesperline[i] = stride;
-		q->sizeimage[i] = stride * h;
+			q->bytesperline[i] = stride;
+			q->sizeimage[i] = stride * h;
+		}
 	}
 }
 
@@ -1021,6 +1423,13 @@ static int mtk_jpeg_open(struct file *file)
 		goto error;
 	}
 
+	ret = mtk_jpeg_ctrls_setup(ctx);
+	if (ret) {
+		v4l2_err(&jpeg->v4l2_dev, "Failed to setup controls() (%d)\n",
+			 ret);
+		goto error;
+	}
+
 	mtk_jpeg_set_default_params(ctx);
 	mutex_unlock(&jpeg->lock);
 	return 0;
@@ -1041,6 +1450,7 @@ static int mtk_jpeg_release(struct file *file)
 
 	mutex_lock(&jpeg->lock);
 	v4l2_m2m_ctx_release(ctx->fh.m2m_ctx);
+	v4l2_ctrl_handler_free(&ctx->ctrl_hdl);
 	v4l2_fh_del(&ctx->fh);
 	v4l2_fh_exit(&ctx->fh);
 	kfree(ctx);
@@ -1065,6 +1475,7 @@ static int mtk_jpeg_clk_init(struct mtk_jpeg_dev *jpeg)
 	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);
@@ -1074,19 +1485,24 @@ static int mtk_jpeg_clk_init(struct mtk_jpeg_dev *jpeg)
 
 	jpeg->larb = &pdev->dev;
 
-	jpeg->clk_jdec = devm_clk_get(jpeg->dev, "jpgdec");
-	if (IS_ERR(jpeg->clk_jdec))
-		return PTR_ERR(jpeg->clk_jdec);
+	if (jpeg->mode == MTK_JPEG_ENC) {
+		jpeg->clk_jpeg = devm_clk_get(jpeg->dev, "jpgenc");
+		return PTR_ERR_OR_ZERO(jpeg->clk_jpeg);
+	}
+
+	jpeg->clk_jpeg = devm_clk_get(jpeg->dev, "jpgdec");
+	if (IS_ERR(jpeg->clk_jpeg))
+		return PTR_ERR(jpeg->clk_jpeg);
 
-	jpeg->clk_jdec_smi = devm_clk_get(jpeg->dev, "jpgdec-smi");
-	return PTR_ERR_OR_ZERO(jpeg->clk_jdec_smi);
+	jpeg->clk_jpeg_smi = devm_clk_get(jpeg->dev, "jpgdec-smi");
+	return PTR_ERR_OR_ZERO(jpeg->clk_jpeg_smi);
 }
 
 static int mtk_jpeg_probe(struct platform_device *pdev)
 {
 	struct mtk_jpeg_dev *jpeg;
 	struct resource *res;
-	int dec_irq;
+	int jpeg_irq;
 	int ret;
 
 	jpeg = devm_kzalloc(&pdev->dev, sizeof(*jpeg), GFP_KERNEL);
@@ -1096,28 +1512,26 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
 	mutex_init(&jpeg->lock);
 	spin_lock_init(&jpeg->hw_lock);
 	jpeg->dev = &pdev->dev;
+	jpeg->mode = (enum mtk_jpeg_mode)of_device_get_match_data(jpeg->dev);
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	jpeg->dec_reg_base = devm_ioremap_resource(&pdev->dev, res);
-	if (IS_ERR(jpeg->dec_reg_base)) {
-		ret = PTR_ERR(jpeg->dec_reg_base);
+	jpeg->reg_base = devm_ioremap_resource(&pdev->dev, res);
+	if (IS_ERR(jpeg->reg_base)) {
+		ret = PTR_ERR(jpeg->reg_base);
 		return ret;
 	}
 
-	res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-	dec_irq = platform_get_irq(pdev, 0);
-	if (!res || dec_irq < 0) {
-		dev_err(&pdev->dev, "Failed to get dec_irq %d.\n", dec_irq);
-		ret = -EINVAL;
-		return ret;
+	jpeg_irq = platform_get_irq(pdev, 0);
+	if (jpeg_irq < 0) {
+		dev_err(&pdev->dev, "Failed to get jpeg_irq %d.\n", jpeg_irq);
+		return jpeg_irq;
 	}
 
-	ret = devm_request_irq(&pdev->dev, dec_irq, mtk_jpeg_dec_irq, 0,
+	ret = devm_request_irq(&pdev->dev, jpeg_irq, mtk_jpeg_irq, 0,
 			       pdev->name, jpeg);
 	if (ret) {
-		dev_err(&pdev->dev, "Failed to request dec_irq %d (%d)\n",
-			dec_irq, ret);
-		ret = -EINVAL;
+		dev_err(&pdev->dev, "Failed to request jpeg_irq %d (%d)\n",
+			jpeg_irq, ret);
 		goto err_req_irq;
 	}
 
@@ -1141,33 +1555,35 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
 		goto err_m2m_init;
 	}
 
-	jpeg->dec_vdev = video_device_alloc();
-	if (!jpeg->dec_vdev) {
+	jpeg->vfd_jpeg = video_device_alloc();
+	if (!jpeg->vfd_jpeg) {
 		ret = -ENOMEM;
-		goto err_dec_vdev_alloc;
+		goto err_vfd_jpeg_alloc;
 	}
-	snprintf(jpeg->dec_vdev->name, sizeof(jpeg->dec_vdev->name),
-		 "%s-dec", MTK_JPEG_NAME);
-	jpeg->dec_vdev->fops = &mtk_jpeg_fops;
-	jpeg->dec_vdev->ioctl_ops = &mtk_jpeg_ioctl_ops;
-	jpeg->dec_vdev->minor = -1;
-	jpeg->dec_vdev->release = video_device_release;
-	jpeg->dec_vdev->lock = &jpeg->lock;
-	jpeg->dec_vdev->v4l2_dev = &jpeg->v4l2_dev;
-	jpeg->dec_vdev->vfl_dir = VFL_DIR_M2M;
-	jpeg->dec_vdev->device_caps = V4L2_CAP_STREAMING |
+	snprintf(jpeg->vfd_jpeg->name, sizeof(jpeg->vfd_jpeg->name),
+		 "%s-%s", MTK_JPEG_NAME,
+		 jpeg->mode == MTK_JPEG_ENC ? "enc" : "dec");
+	jpeg->vfd_jpeg->fops = &mtk_jpeg_fops;
+	jpeg->vfd_jpeg->ioctl_ops = &mtk_jpeg_ioctl_ops;
+	jpeg->vfd_jpeg->minor = -1;
+	jpeg->vfd_jpeg->release = video_device_release;
+	jpeg->vfd_jpeg->lock = &jpeg->lock;
+	jpeg->vfd_jpeg->v4l2_dev = &jpeg->v4l2_dev;
+	jpeg->vfd_jpeg->vfl_dir = VFL_DIR_M2M;
+	jpeg->vfd_jpeg->device_caps = V4L2_CAP_STREAMING |
 				      V4L2_CAP_VIDEO_M2M_MPLANE;
 
-	ret = video_register_device(jpeg->dec_vdev, VFL_TYPE_GRABBER, 3);
+	ret = video_register_device(jpeg->vfd_jpeg, VFL_TYPE_GRABBER, -1);
 	if (ret) {
 		v4l2_err(&jpeg->v4l2_dev, "Failed to register video device\n");
-		goto err_dec_vdev_register;
+		goto err_vfd_jpeg_register;
 	}
 
-	video_set_drvdata(jpeg->dec_vdev, jpeg);
+	video_set_drvdata(jpeg->vfd_jpeg, jpeg);
 	v4l2_info(&jpeg->v4l2_dev,
-		  "decoder device registered as /dev/video%d (%d,%d)\n",
-		  jpeg->dec_vdev->num, VIDEO_MAJOR, jpeg->dec_vdev->minor);
+		  "jpeg device %d registered as /dev/video%d (%d,%d)\n",
+		  jpeg->mode, jpeg->vfd_jpeg->num, VIDEO_MAJOR,
+		  jpeg->vfd_jpeg->minor);
 
 	platform_set_drvdata(pdev, jpeg);
 
@@ -1175,10 +1591,10 @@ static int mtk_jpeg_probe(struct platform_device *pdev)
 
 	return 0;
 
-err_dec_vdev_register:
-	video_device_release(jpeg->dec_vdev);
+err_vfd_jpeg_register:
+	video_device_release(jpeg->vfd_jpeg);
 
-err_dec_vdev_alloc:
+err_vfd_jpeg_alloc:
 	v4l2_m2m_release(jpeg->m2m_dev);
 
 err_m2m_init:
@@ -1198,8 +1614,8 @@ static int mtk_jpeg_remove(struct platform_device *pdev)
 	struct mtk_jpeg_dev *jpeg = platform_get_drvdata(pdev);
 
 	pm_runtime_disable(&pdev->dev);
-	video_unregister_device(jpeg->dec_vdev);
-	video_device_release(jpeg->dec_vdev);
+	video_unregister_device(jpeg->vfd_jpeg);
+	video_device_release(jpeg->vfd_jpeg);
 	v4l2_m2m_release(jpeg->m2m_dev);
 	v4l2_device_unregister(&jpeg->v4l2_dev);
 
@@ -1210,7 +1626,11 @@ static __maybe_unused int mtk_jpeg_pm_suspend(struct device *dev)
 {
 	struct mtk_jpeg_dev *jpeg = dev_get_drvdata(dev);
 
-	mtk_jpeg_dec_reset(jpeg->dec_reg_base);
+	if (jpeg->mode == MTK_JPEG_ENC)
+		mtk_jpeg_enc_reset(jpeg->reg_base);
+	else
+		mtk_jpeg_dec_reset(jpeg->reg_base);
+
 	mtk_jpeg_clk_off(jpeg);
 
 	return 0;
@@ -1221,7 +1641,10 @@ static __maybe_unused int mtk_jpeg_pm_resume(struct device *dev)
 	struct mtk_jpeg_dev *jpeg = dev_get_drvdata(dev);
 
 	mtk_jpeg_clk_on(jpeg);
-	mtk_jpeg_dec_reset(jpeg->dec_reg_base);
+	if (jpeg->mode == MTK_JPEG_ENC)
+		mtk_jpeg_enc_reset(jpeg->reg_base);
+	else
+		mtk_jpeg_dec_reset(jpeg->reg_base);
 
 	return 0;
 }
@@ -1257,11 +1680,15 @@ static const struct dev_pm_ops mtk_jpeg_pm_ops = {
 static const struct of_device_id mtk_jpeg_match[] = {
 	{
 		.compatible = "mediatek,mt8173-jpgdec",
-		.data       = NULL,
+		.data       = (void *)MTK_JPEG_DEC,
 	},
 	{
 		.compatible = "mediatek,mt2701-jpgdec",
-		.data       = NULL,
+		.data       = (void *)MTK_JPEG_DEC,
+	},
+	{
+		.compatible = "mediatek,mtk-jpgenc",
+		.data       = (void *)MTK_JPEG_ENC,
 	},
 	{},
 };
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
index 1a6cdfd4ea70..65ef920651a5 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h
@@ -2,6 +2,7 @@
  * Copyright (c) 2016 MediaTek Inc.
  * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
  *         Rick Chang <rick.chang@mediatek.com>
+ *         Xia Jiang <xia.jiang@mediatek.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -25,6 +26,8 @@
 
 #define MTK_JPEG_FMT_FLAG_DEC_OUTPUT	BIT(0)
 #define MTK_JPEG_FMT_FLAG_DEC_CAPTURE	BIT(1)
+#define MTK_JPEG_FMT_FLAG_ENC_OUTPUT	BIT(2)
+#define MTK_JPEG_FMT_FLAG_ENC_CAPTURE	BIT(3)
 
 #define MTK_JPEG_FMT_TYPE_OUTPUT	1
 #define MTK_JPEG_FMT_TYPE_CAPTURE	2
@@ -36,12 +39,63 @@
 
 #define MTK_JPEG_DEFAULT_SIZEIMAGE	(1 * 1024 * 1024)
 
+#define MTK_JPEG_ENCODE		0
+#define MTK_JPEG_DECODE		1
+
+/**
+ * enum mtk_jpeg_ctx_state - contex state of jpeg
+ */
 enum mtk_jpeg_ctx_state {
 	MTK_JPEG_INIT = 0,
 	MTK_JPEG_RUNNING,
 	MTK_JPEG_SOURCE_CHANGE,
 };
 
+/**
+ * enum mtk_jpeg_mode - mode of jpeg
+ */
+enum mtk_jpeg_mode {
+	MTK_JPEG_ENC,
+	MTK_JPEG_DEC,
+};
+
+/**
+ * enum jpeg_enc_yuv_fmt - yuv format of jpeg enc
+ */
+enum jpeg_enc_yuv_fmt {
+	JPEG_YUV_FORMAT_YUYV = 0,
+	JPEG_YUV_FORMAT_YVYU = 1,
+	JPEG_YUV_FORMAT_NV12 = 2,
+	JEPG_YUV_FORMAT_NV21 = 3,
+};
+
+/**
+ * enum JPEG_ENCODE_QUALITY_ENUM - number of jpeg encoder quality
+ */
+enum JPEG_ENCODE_QUALITY_ENUM {
+	JPEG_ENCODE_QUALITY_Q60 = 0x0,
+	JPEG_ENCODE_QUALITY_Q80 = 0x1,
+	JPEG_ENCODE_QUALITY_Q90 = 0x2,
+	JPEG_ENCODE_QUALITY_Q95 = 0x3,
+
+	JPEG_ENCODE_QUALITY_Q39 = 0x4,
+	JPEG_ENCODE_QUALITY_Q68 = 0x5,
+	JPEG_ENCODE_QUALITY_Q84 = 0x6,
+	JPEG_ENCODE_QUALITY_Q92 = 0x7,
+
+	JPEG_ENCODE_QUALITY_Q48 = 0x8,
+	JPEG_ENCODE_QUALITY_Q74 = 0xA,
+	JPEG_ENCODE_QUALITY_Q87 = 0xB,
+
+	JPEG_ENCODE_QUALITY_Q34 = 0xC,
+	JPEG_ENCODE_QUALITY_Q64 = 0xE,
+	JPEG_ENCODE_QUALITY_Q82 = 0xF,
+
+	JPEG_ENCODE_QUALITY_Q97 = 0x10,
+
+	JPEG_ENCODE_QUALITY_ALL = 0xFFFFFFFF
+};
+
 /**
  * struct mt_jpeg - JPEG IP abstraction
  * @lock:		the mutex protecting this structure
@@ -51,11 +105,12 @@ enum mtk_jpeg_ctx_state {
  * @v4l2_dev:		v4l2 device for mem2mem mode
  * @m2m_dev:		v4l2 mem2mem device data
  * @alloc_ctx:		videobuf2 memory allocator's context
- * @dec_vdev:		video device node for decoder mem2mem mode
- * @dec_reg_base:	JPEG registers mapping
- * @clk_jdec:		JPEG hw working clock
- * @clk_jdec_smi:	JPEG SMI bus clock
+ * @vfd_jpeg:		video device node for jpeg mem2mem mode
+ * @reg_base:		JPEG registers mapping
+ * @clk_jpeg:		JPEG hw working clock
+ * @clk_jpeg_smi:	JPEG SMI bus clock
  * @larb:		SMI device
+ * @mode:		compression (encode) operation or decompression (decode)
  */
 struct mtk_jpeg_dev {
 	struct mutex		lock;
@@ -65,11 +120,12 @@ struct mtk_jpeg_dev {
 	struct v4l2_device	v4l2_dev;
 	struct v4l2_m2m_dev	*m2m_dev;
 	void			*alloc_ctx;
-	struct video_device	*dec_vdev;
-	void __iomem		*dec_reg_base;
-	struct clk		*clk_jdec;
-	struct clk		*clk_jdec_smi;
+	struct video_device	*vfd_jpeg;
+	void __iomem		*reg_base;
+	struct clk		*clk_jpeg;
+	struct clk		*clk_jpeg_smi;
 	struct device		*larb;
+	enum mtk_jpeg_mode	mode;
 };
 
 /**
@@ -109,15 +165,51 @@ struct mtk_jpeg_q_data {
 	u32			sizeimage[VIDEO_MAX_PLANES];
 };
 
+/**
+ * jpeg_enc_param - parameters of jpeg encode control
+ * @enable_exif:	EXIF enable for jpeg encode mode
+ * @enc_quality:	destination image quality in encode mode
+ * @restart_interval:	JPEG restart interval for JPEG encoding
+ */
+struct jpeg_enc_param {
+	u32 enable_exif;
+	u32 enc_quality;
+	u32 restart_interval;
+};
+
+/**
+ * mtk_jpeg_enc_param:  General jpeg encoding parameters
+ * @enc_w:		image width
+ * @enc_h:		image height
+ * @enable_exif:	EXIF enable for jpeg encode mode
+ * @enc_quality:	destination image quality in encode mode
+ * @enc_format:		input image format
+ * @restart_interval:	JPEG restart interval for JPEG encoding
+ * @img_stride:		jpeg encoder image stride
+ * @mem_stride:		jpeg encoder memory stride
+ * @total_encdu:	total 8x8 block number
+ */
+struct mtk_jpeg_enc_param {
+	u32 enc_w;
+	u32 enc_h;
+	u32 enable_exif;
+	u32 enc_quality;
+	u32 enc_format;
+	u32 restart_interval;
+	u32 img_stride;
+	u32 mem_stride;
+	u32 total_encdu;
+};
+
 /**
  * mtk_jpeg_ctx - the device context data
  * @jpeg:		JPEG IP device for this context
  * @out_q:		source (output) queue information
  * @cap_q:		destination (capture) queue queue information
  * @fh:			V4L2 file handle
- * @dec_param		parameters for HW decoding
  * @state:		state of the context
- * @header_valid:	set if header has been parsed and valid
+ * @jpeg_param:		jpeg encode parameters
+ * @ctrl_hdl:		controls handler
  * @colorspace: enum v4l2_colorspace; supplemental to pixelformat
  * @ycbcr_enc: enum v4l2_ycbcr_encoding, Y'CbCr encoding
  * @quantization: enum v4l2_quantization, colorspace quantization
@@ -129,6 +221,8 @@ struct mtk_jpeg_ctx {
 	struct mtk_jpeg_q_data		cap_q;
 	struct v4l2_fh			fh;
 	enum mtk_jpeg_ctx_state		state;
+	struct jpeg_enc_param		jpeg_param;
+	struct v4l2_ctrl_handler	ctrl_hdl;
 
 	enum v4l2_colorspace colorspace;
 	enum v4l2_ycbcr_encoding ycbcr_enc;
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
index bff6a4aab57a..725ce94fd58f 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
@@ -2,6 +2,7 @@
  * Copyright (c) 2016 MediaTek Inc.
  * Author: Ming Hsiu Tsai <minghsiu.tsai@mediatek.com>
  *         Rick Chang <rick.chang@mediatek.com>
+ *         Xia Jiang <xia.jiang@mediatek.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -13,8 +14,8 @@
  * GNU General Public License for more details.
  */
 
-#ifndef _MTK_JPEG_HW_H
-#define _MTK_JPEG_HW_H
+#ifndef _MTK_JPEG_DEC_HW_H
+#define _MTK_JPEG_DEC_HW_H
 
 #include <media/videobuf2-core.h>
 
@@ -88,4 +89,4 @@ void mtk_jpeg_dec_set_config(void __iomem *base,
 void mtk_jpeg_dec_reset(void __iomem *dec_reg_base);
 void mtk_jpeg_dec_start(void __iomem *dec_reg_base);
 
-#endif /* _MTK_JPEG_HW_H */
+#endif /* _MTK_JPEG_DEC_HW_H */
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.c
new file mode 100644
index 000000000000..b82d39f1022b
--- /dev/null
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.c
@@ -0,0 +1,175 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2019 MediaTek Inc.
+ * Author: Xia Jiang <xia.jiang@mediatek.com>
+ *
+ */
+
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <media/videobuf2-core.h>
+
+#include "mtk_jpeg_enc_hw.h"
+
+void mtk_jpeg_enc_reset(void __iomem *base)
+{
+	writel(0x00, base + JPGENC_RSTB);
+	writel(JPEG_ENC_RESET_BIT, base + JPGENC_RSTB);
+	writel(0x00, base + JPGENC_CODEC_SEL);
+}
+
+u32 mtk_jpeg_enc_get_int_status(void __iomem *base)
+{
+	u32 ret;
+
+	ret = readl(base + JPGENC_INT_STS) &
+		    JPEG_DRV_ENC_INT_STATUS_MASK_ALLIRQ;
+	if (ret)
+		writel(0, base + JPGENC_INT_STS);
+
+	return ret;
+}
+
+u32 mtk_jpeg_enc_get_file_size(void __iomem *base)
+{
+	return readl(base + JPGENC_DMA_ADDR0) - readl(base + JPGENC_DST_ADDR0);
+}
+
+u32 mtk_jpeg_enc_enum_result(void __iomem *base, u32 irq_status, u32 *file_size)
+{
+	*file_size = mtk_jpeg_enc_get_file_size(base);
+	if (irq_status & JPEG_DRV_ENC_INT_STATUS_DONE)
+		return MTK_JPEG_ENC_RESULT_DONE;
+	else if (irq_status & JPEG_DRV_ENC_INT_STATUS_STALL)
+		return MTK_JPEG_ENC_RESULT_STALL;
+	else if (irq_status & JPEG_DRV_ENC_INT_STATUS_VCODEC_IRQ)
+		return MTK_JPEG_ENC_RESULT_VCODEC_IRQ;
+	return MTK_JPEG_ENC_RESULT_ERROR_UNKNOWN;
+}
+
+static void mtk_jpeg_enc_set_blk_num(void __iomem *base, u32 blk_num)
+{
+	writel(blk_num, base + JPGENC_BLK_NUM);
+}
+
+static void mtk_jpeg_enc_set_encFormat(void __iomem *base, u32 enc_format)
+{
+	u32 value;
+
+	value = readl(base + JPGENC_CTRL);
+	value &= ~JPEG_ENC_CTRL_YUV_BIT;
+	value |= JPGENC_FORMAT(enc_format);
+	writel(value, base + JPGENC_CTRL);
+}
+
+static void mtk_jpeg_enc_set_img_size(void __iomem *base, u32 width, u32 height)
+{
+	u32 value;
+
+	value = JPGENC_WIDTH_HEIGHT(width, height);
+	writel(value, base + JPGENC_IMG_SIZE);
+}
+
+static void mtk_jpeg_enc_set_src_img(void __iomem *base, u32 width,
+				     u32 height, u32 yuv_format,
+				     u32 total_encdu)
+{
+	mtk_jpeg_enc_set_img_size(base, width, height);
+	mtk_jpeg_enc_set_encFormat(base, yuv_format);
+	mtk_jpeg_enc_set_blk_num(base, total_encdu);
+}
+
+static void mtk_jpeg_enc_set_src_buf(void __iomem *base, u32 img_stride,
+				     u32 mem_stride, u32 src_addr,
+				     u32 src_addr_c)
+{
+	writel(img_stride, base + JPGENC_IMG_STRIDE);
+	writel(mem_stride, base + JPGENC_STRIDE);
+	writel(src_addr, base + JPGENC_SRC_LUMA_ADDR);
+	writel(src_addr_c, base + JPGENC_SRC_CHROMA_ADDR);
+}
+
+static void mtk_jpeg_enc_set_dst_buf(void __iomem *base, u32 dst_addr,
+				     u32 stall_size, u32 init_offset,
+				     u32 offset_mask)
+{
+	writel(JPGENC_INIT_OFFSET(init_offset), base + JPGENC_OFFSET_ADDR);
+	writel(JPGENC_OFFSET_MASK(offset_mask), base + JPGENC_BYTE_OFFSET_MASK);
+	writel(JPGENC_DST_ADDR(dst_addr), base + JPGENC_DST_ADDR0);
+	writel(JPGENC_STALL_ADDR(dst_addr, stall_size),
+	       base + JPGENC_STALL_ADDR0);
+}
+
+static void mtk_jpeg_enc_set_quality(void __iomem *base, u32 quality)
+{
+	u32 value;
+
+	value = readl(base + JPGENC_QUALITY);
+	value = JPGENC_SET_QUALITY(value, quality);
+	writel(value, base + JPGENC_QUALITY);
+}
+
+static void mtk_jpeg_enc_set_restart_interval(void __iomem *base,
+					      u32 restart_interval)
+{
+	u32 value;
+
+	value = readl(base + JPGENC_CTRL);
+	if (restart_interval)
+		value |= JPEG_ENC_CTRL_RESTART_EN_BIT;
+	else
+		value &= ~JPEG_ENC_CTRL_RESTART_EN_BIT;
+	writel(value, base + JPGENC_CTRL);
+	writel(restart_interval, base + JPGENC_RST_MCU_NUM);
+}
+
+static void mtk_jpeg_enc_set_encode_mode(void __iomem *base, u32 exif_en)
+{
+	u32 value;
+
+	value = readl(base + JPGENC_CTRL);
+	value &= ~JPEG_ENC_CTRL_FILE_FORMAT_BIT;
+	writel(value, base + JPGENC_CTRL);
+
+	if (exif_en) {
+		value = readl(base + JPGENC_CTRL);
+		value |= JPEG_ENC_EN_JFIF_EXIF;
+		writel(value, base + JPGENC_CTRL);
+	}
+}
+
+static void mtk_jpeg_enc_set_ctrl_cfg(void __iomem *base, u32 exif_en,
+				      u32 quality, u32 restart_interval)
+{
+	mtk_jpeg_enc_set_quality(base, quality);
+
+	mtk_jpeg_enc_set_restart_interval(base, restart_interval);
+
+	mtk_jpeg_enc_set_encode_mode(base, exif_en);
+}
+
+void mtk_jpeg_enc_start(void __iomem *base)
+{
+	u32 value;
+
+	value = readl(base + JPGENC_CTRL);
+	value |= JPEG_ENC_CTRL_INT_EN_BIT | JPEG_ENC_CTRL_ENABLE_BIT;
+	writel(value, base + JPGENC_CTRL);
+}
+
+void mtk_jpeg_enc_set_config(void __iomem *base,
+			     struct mtk_jpeg_enc_param *config,
+			     struct mtk_jpeg_enc_bs *bs,
+			     struct mtk_jpeg_enc_fb *fb)
+{
+	mtk_jpeg_enc_set_src_img(base, config->enc_w, config->enc_h,
+				 config->enc_format, config->total_encdu);
+	mtk_jpeg_enc_set_src_buf(base, config->img_stride, config->mem_stride,
+				 fb->fb_addr[0].dma_addr,
+				 fb->fb_addr[1].dma_addr);
+	mtk_jpeg_enc_set_dst_buf(base, bs->dma_addr, bs->size,
+				 bs->dma_addr_offset, bs->dma_addr_offsetmask);
+	mtk_jpeg_enc_set_ctrl_cfg(base, config->enable_exif,
+				  config->enc_quality,
+				  config->restart_interval);
+}
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.h
new file mode 100644
index 000000000000..ef3e6d97cdcd
--- /dev/null
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.h
@@ -0,0 +1,60 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2019 MediaTek Inc.
+ * Author: Xia Jiang <xia.jiang@mediatek.com>
+ *
+ */
+
+#ifndef _MTK_JPEG_ENC_HW_H
+#define _MTK_JPEG_ENC_HW_H
+
+#include <media/videobuf2-core.h>
+
+#include "mtk_jpeg_core.h"
+#include "mtk_jpeg_enc_reg.h"
+
+#define JPEG_ENC_DST_ADDR_OFFSET_MASK GENMASK(3, 0)
+
+#define JPEG_ENC_CTRL_YUV_BIT 0x18
+#define JPEG_ENC_CTRL_RESTART_EN_BIT            BIT(10)
+#define JPEG_ENC_CTRL_FILE_FORMAT_BIT           BIT(5)
+#define JPEG_ENC_EN_JFIF_EXIF                   BIT(5)
+#define JPEG_ENC_CTRL_INT_EN_BIT                BIT(2)
+#define JPEG_ENC_CTRL_ENABLE_BIT                BIT(0)
+#define JPEG_ENC_RESET_BIT                      BIT(0)
+
+enum {
+	MTK_JPEG_ENC_RESULT_DONE		= 0,
+	MTK_JPEG_ENC_RESULT_STALL,
+	MTK_JPEG_ENC_RESULT_VCODEC_IRQ,
+	MTK_JPEG_ENC_RESULT_ERROR_UNKNOWN
+};
+
+struct mtk_jpeg_enc_bs {
+	dma_addr_t	dma_addr;
+	size_t		size;
+	u32			dma_addr_offset;
+	u32			dma_addr_offsetmask;
+};
+
+struct mtk_jpeg_mem {
+	dma_addr_t	dma_addr;
+	size_t		size;
+};
+
+struct mtk_jpeg_enc_fb {
+	struct mtk_jpeg_mem	fb_addr[MTK_JPEG_COMP_MAX];
+	u32			num_planes;
+};
+
+void mtk_jpeg_enc_reset(void __iomem *base);
+u32 mtk_jpeg_enc_get_int_status(void __iomem *base);
+u32 mtk_jpeg_enc_get_file_size(void __iomem *base);
+u32 mtk_jpeg_enc_enum_result(void __iomem *base, u32 irq_status,
+			     u32 *file_size);
+void mtk_jpeg_enc_start(void __iomem *enc_reg_base);
+void mtk_jpeg_enc_set_config(void __iomem *base,
+			     struct mtk_jpeg_enc_param *config,
+			     struct mtk_jpeg_enc_bs *bs,
+			     struct mtk_jpeg_enc_fb *fb);
+#endif /* _MTK_JPEG_ENC_HW_H */
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_reg.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_reg.h
new file mode 100644
index 000000000000..2e64fcd58bf6
--- /dev/null
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_reg.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2019 MediaTek Inc.
+ * Author: Xia Jiang <xia.jiang@mediatek.com>
+ *
+ */
+#ifndef _MTK_JPEG_ENC_REG_H
+#define _MTK_JPEG_ENC_REG_H
+#define MTK_JPEG_COMP_MAX		3
+
+#define JPEG_DRV_ENC_INT_STATUS_DONE			BIT(0)
+#define JPEG_DRV_ENC_INT_STATUS_STALL			BIT(1)
+#define JPEG_DRV_ENC_INT_STATUS_VCODEC_IRQ		BIT(4)
+#define JPEG_DRV_ENC_INT_STATUS_MASK_ALLIRQ		0x13
+
+#define JPGENC_RSTB				0x100
+#define JPGENC_CTRL				0x104
+#define JPGENC_QUALITY				0x108
+#define JPGENC_BLK_NUM				0x10C
+#define JPGENC_BLK_CNT				0x110
+#define JPGENC_INT_STS				0x11C
+#define JPGENC_DST_ADDR0			0x120
+#define JPGENC_DMA_ADDR0			0x124
+#define JPGENC_STALL_ADDR0			0x128
+#define JPGENC_OFFSET_ADDR			0x138
+#define JPGENC_RST_MCU_NUM			0x150
+#define JPGENC_IMG_SIZE				0x154
+#define JPGENC_DEBUG_INFO0			0x160
+#define JPGENC_DEBUG_INFO1			0x164
+#define JPGENC_TOTAL_CYCLE			0x168
+#define JPGENC_BYTE_OFFSET_MASK			0x16C
+#define JPGENC_SRC_LUMA_ADDR			0x170
+#define JPGENC_SRC_CHROMA_ADDR			0x174
+#define JPGENC_STRIDE				0x178
+#define JPGENC_IMG_STRIDE			0x17C
+#define JPGENC_DCM_CTRL				0x300
+#define JPGENC_CODEC_SEL			0x314
+#define JPGENC_ULTRA_THRES			0x318
+
+#define JPGENC_FORMAT(x)		(((x) & 3) << 3)
+#define JPGENC_WIDTH_HEIGHT(w, h)	(((w) << 16) | (h))
+#define JPGENC_INIT_OFFSET(x)		((x) & (~0xF))
+#define JPGENC_OFFSET_MASK(x)		((x) & 0xF)
+#define JPGENC_DST_ADDR(x)		((x) & (~0xF))
+#define JPGENC_STALL_ADDR(x, y)		(((x) + (y)) & (~0xF))
+#define JPGENC_QUALITY_MASK		0xFFFF0000
+#define JPGENC_SET_QUALITY(x, y)	(((x) & JPGENC_QUALITY_MASK) | (y))
+
+#endif /* _MTK_JPEG_ENC_REG_H */
diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
index 89a1fe564675..02826c0dceb9 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -1010,6 +1010,7 @@ const char *v4l2_ctrl_get_name(u32 id)
 	case V4L2_CID_JPEG_CHROMA_SUBSAMPLING:	return "Chroma Subsampling";
 	case V4L2_CID_JPEG_RESTART_INTERVAL:	return "Restart Interval";
 	case V4L2_CID_JPEG_COMPRESSION_QUALITY:	return "Compression Quality";
+	case V4L2_CID_JPEG_ENABLE_EXIF:		return "Enable Exif";
 	case V4L2_CID_JPEG_ACTIVE_MARKER:	return "Active Markers";
 
 	/* Image source controls */
diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h
index 37807f23231e..863ea6f93562 100644
--- a/include/uapi/linux/v4l2-controls.h
+++ b/include/uapi/linux/v4l2-controls.h
@@ -998,6 +998,8 @@ enum v4l2_jpeg_chroma_subsampling {
 #define	V4L2_JPEG_ACTIVE_MARKER_COM		(1 << 16)
 #define	V4L2_JPEG_ACTIVE_MARKER_DQT		(1 << 17)
 #define	V4L2_JPEG_ACTIVE_MARKER_DHT		(1 << 18)
+#define	V4L2_CID_JPEG_ENABLE_EXIF		(V4L2_CID_JPEG_CLASS_BASE + 5)
+
 
 
 /* Image source controls */
-- 
2.18.0

^ permalink raw reply related

* [PATCH 2/5] media: platform: Rename jpeg dec file name
From: Xia Jiang @ 2019-07-09  3:21 UTC (permalink / raw)
  To: Hans Verkuil, Rob Herring, Matthias Brugger, Rick Chang
  Cc: linux-media, devicetree, linux-kernel, linux-arm-kernel,
	linux-mediatek, Marek Szyprowski, Tomasz Figa, srv_heupstream,
	Xia Jiang
In-Reply-To: <20190709032103.10291-1-xia.jiang@mediatek.com>

Rename the files which are for decode feature. This is a preparing
patch since the jpeg enc patch will be added later.

Signed-off-by: Xia Jiang <xia.jiang@mediatek.com>
---
 drivers/media/platform/mtk-jpeg/Makefile                      | 2 +-
 drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c               | 4 ++--
 .../platform/mtk-jpeg/{mtk_jpeg_hw.c => mtk_jpeg_dec_hw.c}    | 2 +-
 .../platform/mtk-jpeg/{mtk_jpeg_hw.h => mtk_jpeg_dec_hw.h}    | 2 +-
 .../mtk-jpeg/{mtk_jpeg_parse.c => mtk_jpeg_dec_parse.c}       | 2 +-
 .../mtk-jpeg/{mtk_jpeg_parse.h => mtk_jpeg_dec_parse.h}       | 2 +-
 .../platform/mtk-jpeg/{mtk_jpeg_reg.h => mtk_jpeg_dec_reg.h}  | 0
 7 files changed, 7 insertions(+), 7 deletions(-)
 rename drivers/media/platform/mtk-jpeg/{mtk_jpeg_hw.c => mtk_jpeg_dec_hw.c} (99%)
 rename drivers/media/platform/mtk-jpeg/{mtk_jpeg_hw.h => mtk_jpeg_dec_hw.h} (98%)
 rename drivers/media/platform/mtk-jpeg/{mtk_jpeg_parse.c => mtk_jpeg_dec_parse.c} (99%)
 rename drivers/media/platform/mtk-jpeg/{mtk_jpeg_parse.h => mtk_jpeg_dec_parse.h} (96%)
 rename drivers/media/platform/mtk-jpeg/{mtk_jpeg_reg.h => mtk_jpeg_dec_reg.h} (100%)

diff --git a/drivers/media/platform/mtk-jpeg/Makefile b/drivers/media/platform/mtk-jpeg/Makefile
index b2e6069f3959..994fcd66069c 100644
--- a/drivers/media/platform/mtk-jpeg/Makefile
+++ b/drivers/media/platform/mtk-jpeg/Makefile
@@ -1,2 +1,2 @@
-mtk_jpeg-objs := mtk_jpeg_core.o mtk_jpeg_hw.o mtk_jpeg_parse.o
+mtk_jpeg-objs := mtk_jpeg_core.o mtk_jpeg_dec_hw.o mtk_jpeg_dec_parse.o
 obj-$(CONFIG_VIDEO_MEDIATEK_JPEG) += mtk_jpeg.o
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index f761e4d8bf2a..49e3b5284006 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -31,9 +31,9 @@
 #include <media/videobuf2-dma-contig.h>
 #include <soc/mediatek/smi.h>
 
-#include "mtk_jpeg_hw.h"
+#include "mtk_jpeg_dec_hw.h"
 #include "mtk_jpeg_core.h"
-#include "mtk_jpeg_parse.h"
+#include "mtk_jpeg_dec_parse.h"
 
 static struct mtk_jpeg_fmt mtk_jpeg_formats[] = {
 	{
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_hw.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.c
similarity index 99%
rename from drivers/media/platform/mtk-jpeg/mtk_jpeg_hw.c
rename to drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.c
index 77b4cc6a8873..aad834d98059 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_hw.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.c
@@ -17,7 +17,7 @@
 #include <linux/kernel.h>
 #include <media/videobuf2-core.h>
 
-#include "mtk_jpeg_hw.h"
+#include "mtk_jpeg_dec_hw.h"
 
 #define MTK_JPEG_DUNUM_MASK(val)	(((val) - 1) & 0x3)
 
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_hw.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
similarity index 98%
rename from drivers/media/platform/mtk-jpeg/mtk_jpeg_hw.h
rename to drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
index 37152a630dea..bff6a4aab57a 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_hw.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
@@ -19,7 +19,7 @@
 #include <media/videobuf2-core.h>
 
 #include "mtk_jpeg_core.h"
-#include "mtk_jpeg_reg.h"
+#include "mtk_jpeg_dec_reg.h"
 
 enum {
 	MTK_JPEG_DEC_RESULT_EOF_DONE		= 0,
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c
similarity index 99%
rename from drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c
rename to drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c
index 38868547f5d4..c887f90c3a66 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c
@@ -16,7 +16,7 @@
 #include <linux/kernel.h>
 #include <linux/videodev2.h>
 
-#include "mtk_jpeg_parse.h"
+#include "mtk_jpeg_dec_parse.h"
 
 #define TEM	0x01
 #define SOF0	0xc0
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.h
similarity index 96%
rename from drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.h
rename to drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.h
index 5d92340ea81b..fdad7f2da6be 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.h
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.h
@@ -16,7 +16,7 @@
 #ifndef _MTK_JPEG_PARSE_H
 #define _MTK_JPEG_PARSE_H
 
-#include "mtk_jpeg_hw.h"
+#include "mtk_jpeg_dec_hw.h"
 
 bool mtk_jpeg_parse(struct mtk_jpeg_dec_param *param, u8 *src_addr_va,
 		    u32 src_size);
diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_reg.h b/drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_reg.h
similarity index 100%
rename from drivers/media/platform/mtk-jpeg/mtk_jpeg_reg.h
rename to drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_reg.h
-- 
2.18.0

^ permalink raw reply related

* [PATCH 1/5] media: dt-bindings: Add JPEG ENC device tree node document
From: Xia Jiang @ 2019-07-09  3:20 UTC (permalink / raw)
  To: Hans Verkuil, Rob Herring, Matthias Brugger, Rick Chang
  Cc: linux-media, devicetree, linux-kernel, linux-arm-kernel,
	linux-mediatek, Marek Szyprowski, Tomasz Figa, srv_heupstream,
	Xia Jiang
In-Reply-To: <20190709032103.10291-1-xia.jiang@mediatek.com>

Add JPEG ENC device tree node document.

Signed-off-by: Xia Jiang <xia.jiang@mediatek.com>
---
 .../bindings/media/mediatek-jpeg-encoder.txt  | 33 +++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt

diff --git a/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt b/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt
new file mode 100644
index 000000000000..1231fedb70bc
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt
@@ -0,0 +1,33 @@
+* MediaTek JPEG Encoder
+
+MediaTek JPEG Encoder is the JPEG encode hardware present in MediaTek SoCs
+
+Required properties:
+- compatible : must be "mediatek,mtk-jpgenc"
+- reg : physical base address of the JPEG encoder registers and length of
+  memory mapped region.
+- interrupts : interrupt number to the interrupt controller.
+- clocks: device clocks, see
+  Documentation/devicetree/bindings/clock/clock-bindings.txt for details.
+- clock-names: must contain "jpgenc". It is the clock of JPEG encoder.
+- power-domains: a phandle to the power domain, see
+  Documentation/devicetree/bindings/power/power_domain.txt for details.
+- mediatek,larb: must contain the local arbiters in the current SoCs, see
+  Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt
+  for details.
+- iommus: should point to the respective IOMMU block with master port as
+  argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt
+  for details.
+
+Example:
+	jpegenc: jpegenc@1500a000 {
+		compatible = "mediatek,mtk-jpgenc";
+		reg = <0 0x1500a000 0 0x1000>;
+		interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_LOW>;
+		clocks =  <&imgsys CLK_IMG_VENC>;
+		clock-names = "jpgenc";
+		power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
+		mediatek,larb = <&larb2>;
+		iommus = <&iommu MT2701_M4U_PORT_JPGENC_RDMA>,
+			<&iommu MT2701_M4U_PORT_JPGENC_BSDMA>;
+	};
-- 
2.18.0

^ permalink raw reply related

* [PATCH 0/5]Add support for mt2701 JPEG ENC support
From: Xia Jiang @ 2019-07-09  3:20 UTC (permalink / raw)
  To: Hans Verkuil, Rob Herring, Matthias Brugger, Rick Chang
  Cc: linux-media, devicetree, linux-kernel, linux-arm-kernel,
	linux-mediatek, Marek Szyprowski, Tomasz Figa, srv_heupstream

This patchset add support for mt2701 JPEG ENC support.

This is the compliance test result for jpeg dec and enc.

The JPEG dec log:
------------------------------------------------------------
v4l2-compliance -d /dev/video0
v4l2-compliance SHA: 08fed4d0edb1492b91d9d1054c36fed95c372eaa, 32 bits

Compliance test for mtk-jpeg device /dev/video0:

Driver Info:
        Driver name      : mtk-jpeg
        Card type        : mtk-jpeg decoder
        Bus info         : platform:15004000.jpegdec
        Driver version   : 5.2.0
        Capabilities     : 0x84204000
                Video Memory-to-Memory Multiplanar
                Streaming
                Extended Pix Format
                Device Capabilities
        Device Caps      : 0x04204000
                Video Memory-to-Memory Multiplanar
                Streaming
                Extended Pix Format
        Detected JPEG Decoder

Required ioctls:
        test VIDIOC_QUERYCAP: OK

Allow for multiple opens:
        test second /dev/video0 open: OK
        test VIDIOC_QUERYCAP: OK
        test VIDIOC_G/S_PRIORITY: OK
        test for unlimited opens: OK

Debug ioctls:
        test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported)
        test VIDIOC_LOG_STATUS: OK (Not Supported)

Input ioctls:
        test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported)
        test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
        test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported)
        test VIDIOC_ENUMAUDIO: OK (Not Supported)
        test VIDIOC_G/S/ENUMINPUT: OK (Not Supported)
        test VIDIOC_G/S_AUDIO: OK (Not Supported)
        Inputs: 0 Audio Inputs: 0 Tuners: 0

Output ioctls:
        test VIDIOC_G/S_MODULATOR: OK (Not Supported)
        test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
        test VIDIOC_ENUMAUDOUT: OK (Not Supported)
        test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported)
        test VIDIOC_G/S_AUDOUT: OK (Not Supported)
        Outputs: 0 Audio Outputs: 0 Modulators: 0

Input/Output configuration ioctls:
        test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported)
        test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported)
        test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported)
        test VIDIOC_G/S_EDID: OK (Not Supported)

Control ioctls:
        test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK
        test VIDIOC_QUERYCTRL: OK
        test VIDIOC_G/S_CTRL: OK
        test VIDIOC_G/S/TRY_EXT_CTRLS: OK
        test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK (Not Supported)
        test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
        Standard Controls: 0 Private Controls: 0

Format ioctls:
        test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
        test VIDIOC_G/S_PARM: OK (Not Supported)
        test VIDIOC_G_FBUF: OK (Not Supported)
        test VIDIOC_G_FMT: OK
        test VIDIOC_TRY_FMT: OK
        test VIDIOC_S_FMT: OK
        test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)
        test Cropping: OK (Not Supported)
        test Composing: OK
        test Scaling: OK

Codec ioctls:
        test VIDIOC_(TRY_)ENCODER_CMD: OK (Not Supported)
        test VIDIOC_G_ENC_INDEX: OK (Not Supported)
        test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported)

Buffer ioctls:
                fail: v4l2-test-buffers.cpp(713): q.create_bufs(node, 1, &fmt) != EINVAL
        test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: FAIL
        test VIDIOC_EXPBUF: OK
        test Requests: OK (Not Supported)

Total for mtk-jpeg device /dev/video0: 44, Succeeded: 43, Failed: 1, Warnings: 0
------------------------------------------------------------

The JPEG enc log:

------------------------------------------------------------
v4l2-compliance -d /dev/video1 
v4l2-compliance SHA: 08fed4d0edb1492b91d9d1054c36fed95c372eaa, 32 bits

Compliance test for mtk-jpeg device /dev/video1:

Driver Info:
        Driver name      : mtk-jpeg
        Card type        : mtk-jpeg encoder
        Bus info         : platform:1500a000.jpegenc
        Driver version   : 5.2.0
        Capabilities     : 0x84204000
                Video Memory-to-Memory Multiplanar
                Streaming
                Extended Pix Format
                Device Capabilities
        Device Caps      : 0x04204000
                Video Memory-to-Memory Multiplanar
                Streaming
                Extended Pix Format
        Detected JPEG Encoder

Required ioctls:
        test VIDIOC_QUERYCAP: OK

Allow for multiple opens:
        test second /dev/video1 open: OK
        test VIDIOC_QUERYCAP: OK
        test VIDIOC_G/S_PRIORITY: OK
        test for unlimited opens: OK

Debug ioctls:
        test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported)
        test VIDIOC_LOG_STATUS: OK (Not Supported)

Input ioctls:
        test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported)
        test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
        test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported)
        test VIDIOC_ENUMAUDIO: OK (Not Supported)
        test VIDIOC_G/S/ENUMINPUT: OK (Not Supported)
        test VIDIOC_G/S_AUDIO: OK (Not Supported)
        Inputs: 0 Audio Inputs: 0 Tuners: 0

Output ioctls:
        test VIDIOC_G/S_MODULATOR: OK (Not Supported)
        test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
        test VIDIOC_ENUMAUDOUT: OK (Not Supported)
        test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported)
        test VIDIOC_G/S_AUDOUT: OK (Not Supported)
        Outputs: 0 Audio Outputs: 0 Modulators: 0

Input/Output configuration ioctls:
        test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported)
        test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported)
        test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported)
        test VIDIOC_G/S_EDID: OK (Not Supported)

Control ioctls:
        test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK
        test VIDIOC_QUERYCTRL: OK
        test VIDIOC_G/S_CTRL: OK
        test VIDIOC_G/S/TRY_EXT_CTRLS: OK
        test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK
        test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
        Standard Controls: 4 Private Controls: 0

Format ioctls:
        test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
        test VIDIOC_G/S_PARM: OK (Not Supported)
        test VIDIOC_G_FBUF: OK (Not Supported)
        test VIDIOC_G_FMT: OK
        test VIDIOC_TRY_FMT: OK
        test VIDIOC_S_FMT: OK
        test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)
        test Cropping: OK (Not Supported)
        test Composing: OK
        test Scaling: OK

Codec ioctls:
        test VIDIOC_(TRY_)ENCODER_CMD: OK (Not Supported)
        test VIDIOC_G_ENC_INDEX: OK (Not Supported)
        test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported)

Buffer ioctls:
                fail: v4l2-test-buffers.cpp(713): q.create_bufs(node, 1, &fmt) != EINVAL
        test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: FAIL
        test VIDIOC_EXPBUF: OK
        test Requests: OK (Not Supported)

Total for mtk-jpeg device /dev/video1: 44, Succeeded: 43, Failed: 1, Warnings: 0
------------------------------------------------------------

Xia Jiang (5):
  media: dt-bindings: Add JPEG ENC device tree node document
  media: platform: Rename jpeg dec file name
  media: platform: Add jpeg enc feature
  media: platform: change GPLv2 license to SPDX
  arm: dts: add jpeg enc device tree node

 .../bindings/media/mediatek-jpeg-encoder.txt       |  33 +
 arch/arm/boot/dts/mt2701.dtsi                      |  12 +
 arch/arm/configs/multi_v7_defconfig                |  14 +-
 drivers/media/platform/mtk-jpeg/Makefile           |   5 +-
 drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c    | 746 ++++++++++++++++-----
 drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h    | 123 +++-
 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.c  | 410 +++++++++++
 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h  |  85 +++
 .../media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c   | 153 +++++
 .../media/platform/mtk-jpeg/mtk_jpeg_dec_parse.h   |  18 +
 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_reg.h |  51 ++
 drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.c  | 175 +++++
 drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.h  |  60 ++
 drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_reg.h |  49 ++
 drivers/media/platform/mtk-jpeg/mtk_jpeg_hw.c      | 417 ------------
 drivers/media/platform/mtk-jpeg/mtk_jpeg_hw.h      |  91 ---
 drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c   | 160 -----
 drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.h   |  25 -
 drivers/media/platform/mtk-jpeg/mtk_jpeg_reg.h     |  58 --
 drivers/media/v4l2-core/v4l2-ctrls.c               |   1 +
 include/uapi/linux/v4l2-controls.h                 |   2 +
 21 files changed, 1754 insertions(+), 934 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt
 create mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.c
 create mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_hw.h
 create mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.c
 create mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_parse.h
 create mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_dec_reg.h
 create mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.c
 create mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_hw.h
 create mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_enc_reg.h
 delete mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_hw.c
 delete mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_hw.h
 delete mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.c
 delete mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_parse.h
 delete mode 100644 drivers/media/platform/mtk-jpeg/mtk_jpeg_reg.h

-- 
1.9.1 

^ permalink raw reply

* Re: [PATCH v2 1/6] dt-bindings: Remove unused compatible strings
From: Paul Cercueil @ 2019-07-09  3:18 UTC (permalink / raw)
  To: Rob Herring
  Cc: Thierry Reding, Mark Rutland, od, linux-pwm, devicetree,
	linux-kernel
In-Reply-To: <20190709020425.GA7984@bogus>



Le lun. 8 juil. 2019 à 22:04, Rob Herring <robh@kernel.org> a écrit :
> On Fri, Jun 07, 2019 at 05:44:05PM +0200, Paul Cercueil wrote:
>>  Right now none of the Ingenic-based boards probe this driver from
>>  devicetree. This driver defined three compatible strings for the 
>> exact
>>  same behaviour. Before these strings are used, we can remove two of
>>  them.
>> 
>>  Signed-off-by: Paul Cercueil <paul@crapouillou.net>
>>  ---
>> 
>>  Notes:
>>      v2: Rebase on v5.2-rc3
>> 
>>   Documentation/devicetree/bindings/pwm/ingenic,jz47xx-pwm.txt | 5 
>> +----
>>   1 file changed, 1 insertion(+), 4 deletions(-)
>> 
>>  diff --git 
>> a/Documentation/devicetree/bindings/pwm/ingenic,jz47xx-pwm.txt 
>> b/Documentation/devicetree/bindings/pwm/ingenic,jz47xx-pwm.txt
>>  index 7d9d3f90641b..493bec80d59b 100644
>>  --- a/Documentation/devicetree/bindings/pwm/ingenic,jz47xx-pwm.txt
>>  +++ b/Documentation/devicetree/bindings/pwm/ingenic,jz47xx-pwm.txt
>>  @@ -2,10 +2,7 @@ Ingenic JZ47xx PWM Controller
>>   =============================
>> 
>>   Required properties:
>>  -- compatible: One of:
>>  -  * "ingenic,jz4740-pwm"
>>  -  * "ingenic,jz4770-pwm"
>>  -  * "ingenic,jz4780-pwm"
>>  +- compatible: Should be "ingenic,jz4740-pwm"
> 
> Are you sure all 3 chips are exactly the same features and bugs?

The hardware on these chips have tiny differences, but the current
driver code works on all the SoCs.


> The correct thing to do here generally is the 4770 and 4780 would also
> have ingenic,jz4740-pwm as a fallback compatible. Then the driver can
> match on that until you find some difference and can use the more
> specific compatible.

Why not just update the devicetree with the new compatible string when
a difference is found?


>>   - #pwm-cells: Should be 3. See pwm.txt in this directory for a 
>> description
>>     of the cells format.
>>   - clocks : phandle to the external clock.
>>  --
>>  2.21.0.593.g511ec345e18
>> 


^ permalink raw reply

* Здравствуйте! Вас интересуют клиентские базы данных?
From: devicetree @ 2019-07-08 19:40 UTC (permalink / raw)
  To: wWZFQudevicetree

Здравствуйте! Вас интересуют клиентские базы данных?

^ permalink raw reply

* Re: [PATCH 5/6] dt-bindings: timer: renesas: tmu: Document r8a774a1 bindings
From: Rob Herring @ 2019-07-09  2:34 UTC (permalink / raw)
  Cc: Simon Horman, Geert Uytterhoeven, Mark Rutland, Fabrizio Castro,
	Daniel Lezcano, Thomas Gleixner, devicetree, Chris Paterson,
	Biju Das, linux-kernel, linux-renesas-soc
In-Reply-To: <1560258401-9517-6-git-send-email-fabrizio.castro@bp.renesas.com>

On Tue, 11 Jun 2019 14:06:40 +0100, Fabrizio Castro wrote:
> Document RZ/G2M (R8A774A1) SoC in the Renesas TMU bindings.
> 
> Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
> ---
>  Documentation/devicetree/bindings/timer/renesas,tmu.txt | 1 +
>  1 file changed, 1 insertion(+)
> 

Reviewed-by: Rob Herring <robh@kernel.org>

^ permalink raw reply

* Re: [PATCH v1 1/2] dt-bindings: mediatek: update bindings for MT8183 systimer
From: Rob Herring @ 2019-07-09  2:33 UTC (permalink / raw)
  Cc: Daniel Lezcano, Thomas Gleixner, Mark Rutland, Matthias Brugger,
	linux-kernel, devicetree, linux-arm-kernel, linux-mediatek,
	srv_heupstream, erin.lo, weiyi.lu, dehui.sun
In-Reply-To: <1560252534-11412-2-git-send-email-dehui.sun@mediatek.com>

On Tue, 11 Jun 2019 19:28:53 +0800, Dehui Sun wrote:
> This commit adds mt8183 compatible node in mtk-timer binding document.
> 
> Signed-off-by: Dehui Sun <dehui.sun@mediatek.com>
> ---
>  Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt | 1 +
>  1 file changed, 1 insertion(+)
> 

Reviewed-by: Rob Herring <robh@kernel.org>

^ permalink raw reply

* Re: [PATCH v1 2/2] arm64: dts: mt8183: add systimer0 device node
From: Rob Herring @ 2019-07-09  2:33 UTC (permalink / raw)
  To: Dehui Sun
  Cc: Daniel Lezcano, Thomas Gleixner, Mark Rutland, Matthias Brugger,
	linux-kernel, devicetree, linux-arm-kernel, linux-mediatek,
	srv_heupstream, erin.lo, weiyi.lu
In-Reply-To: <1560252534-11412-3-git-send-email-dehui.sun@mediatek.com>

On Tue, Jun 11, 2019 at 07:28:54PM +0800, Dehui Sun wrote:
> Add systimer0 device node for MT8183.
> 
> Signed-off-by: Dehui Sun <dehui.sun@mediatek.com>
> ---
> This patch is based on the following patches:
> https://patchwork.kernel.org/cover/10962385/
> https://patchwork.kernel.org/patch/10983939/
> ---
>  arch/arm64/boot/dts/mediatek/mt8183.dtsi | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> index c2749c4..ac3f87d 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> @@ -254,6 +254,15 @@
>  			clock-names = "spi", "wrap";
>  		};
>  
> +		systimer: systimer@10017000 {

timer@...

> +			compatible = "mediatek,mt8183-timer",
> +				     "mediatek,mt6765-timer";
> +			reg = <0 0x10017000 0 0x1000>;
> +			interrupts = <GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&topckgen CLK_TOP_CLK13M>;
> +			clock-names = "clk13m";
> +		};
> +
>  		auxadc: auxadc@11001000 {
>  			compatible = "mediatek,mt8183-auxadc",
>  				     "mediatek,mt8173-auxadc";
> -- 
> 2.1.0
> 

^ permalink raw reply

* Re: [PATCH 1/3] dt-bindings: fsl: scu: Update RTC compatible string
From: Rob Herring @ 2019-07-09  2:28 UTC (permalink / raw)
  To: Anson.Huang
  Cc: robh+dt, mark.rutland, shawnguo, s.hauer, kernel, festevam,
	a.zummo, alexandre.belloni, aisheng.dong, ulf.hansson, peng.fan,
	daniel.baluta, devicetree, linux-kernel, linux-arm-kernel,
	linux-rtc, Linux-imx
In-Reply-To: <20190611063333.48501-1-Anson.Huang@nxp.com>

On Tue, 11 Jun 2019 14:33:31 +0800, Anson.Huang@nxp.com wrote:
> From: Anson Huang <Anson.Huang@nxp.com>
> 
> Update RTC compatible string to make system controller RTC
> driver more generic for all i.MX SoCs with system controller
> inside.
> 
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> ---
> This patch should be based on below patch which is already picked by
> watchdog maintainer:
> https://patchwork.kernel.org/patch/10962183/
> ---
>  Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 

Reviewed-by: Rob Herring <robh@kernel.org>

^ permalink raw reply

* Re: [PATCH 3/3] of: unittest: simplify getting the adapter of a client
From: Rob Herring @ 2019-07-09  2:23 UTC (permalink / raw)
  Cc: linux-i2c, Peter Rosin, Wolfram Sang, Frank Rowand, devicetree,
	linux-kernel
In-Reply-To: <20190610095157.11814-4-wsa+renesas@sang-engineering.com>

On Mon, 10 Jun 2019 11:51:56 +0200, Wolfram Sang wrote:
> We have a dedicated pointer for that, so use it. Much easier to read and
> less computation involved.
> 
> Reported-by: Peter Rosin <peda@axentia.se>
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
> ---
> 
> Please apply to your subsystem tree.
> 
>  drivers/of/unittest.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 

Applied, thanks.

Rob

^ permalink raw reply

* Re: [PATCH v4 1/2] dt-bindings: interrupt-controller: Amazon's Annapurna Labs FIC
From: Rob Herring @ 2019-07-09  2:23 UTC (permalink / raw)
  To: Talel Shenhar
  Cc: nicolas.ferre, jason, marc.zyngier, mark.rutland, mchehab+samsung,
	davem, shawn.lin, tglx, devicetree, gregkh, linux-kernel, dwmw,
	benh, jonnyc, hhhawa, ronenk, hanochu, barakw
In-Reply-To: <1560155683-29584-2-git-send-email-talel@amazon.com>

On Mon, Jun 10, 2019 at 11:34:42AM +0300, Talel Shenhar wrote:
> Document Amazon's Annapurna Labs Fabric Interrupt Controller SoC binding.
> 
> Signed-off-by: Talel Shenhar <talel@amazon.com>
> ---
>  .../interrupt-controller/amazon,al-fic.txt         | 29 ++++++++++++++++++++++
>  1 file changed, 29 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/interrupt-controller/amazon,al-fic.txt
> 
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/amazon,al-fic.txt b/Documentation/devicetree/bindings/interrupt-controller/amazon,al-fic.txt
> new file mode 100644
> index 0000000..4e82fd5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interrupt-controller/amazon,al-fic.txt
> @@ -0,0 +1,29 @@
> +Amazon's Annapurna Labs Fabric Interrupt Controller
> +
> +Required properties:
> +
> +- compatible: should be "amazon,al-fic"
> +- reg: physical base address and size of the registers
> +- interrupt-controller: identifies the node as an interrupt controller
> +- #interrupt-cells: must be 2.
> +  First cell defines the index of the interrupt within the controller.
> +  Second cell is used to specify the trigger type and must be one of the
> +  following:
> +    - bits[3:0] trigger type and level flags
> +	1 = low-to-high edge triggered
> +	4 = active high level-sensitive

No need to define this here. Reference the standard definition.

> +- interrupt-parent: specifies the parent interrupt controller.

Drop this. It is implied and could be in the parent.

> +- interrupts: describes which input line in the interrupt parent, this
> +  fic's output is connected to. This field property depends on the parent's
> +  binding
> +
> +Example:
> +
> +amazon_fic: interrupt-controller@0xfd8a8500 {

Drop the '0x'

> +	compatible = "amazon,al-fic";
> +	interrupt-controller;
> +	#interrupt-cells = <2>;
> +	reg = <0x0 0xfd8a8500 0x0 0x1000>;
> +	interrupt-parent = <&gic>;
> +	interrupts = <GIC_SPI 0x0 IRQ_TYPE_LEVEL_HIGH>;
> +};
> -- 
> 2.7.4
> 

^ permalink raw reply

* Re: [PATCH v5 08/15] spi: imx: add new i.mx6ul compatible name in binding doc
From: Rob Herring @ 2019-07-09  2:17 UTC (permalink / raw)
  To: yibin.gong
  Cc: robh+dt, mark.rutland, shawnguo, s.hauer, kernel, broonie,
	festevam, vkoul, dan.j.williams, u.kleine-koenig, catalin.marinas,
	l.stach, will.deacon, linux-spi, linux-imx, linux-arm-kernel,
	linux-kernel, dmaengine, devicetree
In-Reply-To: <20190610081753.11422-9-yibin.gong@nxp.com>

On Mon, 10 Jun 2019 16:17:46 +0800, yibin.gong@nxp.com wrote:
> From: Robin Gong <yibin.gong@nxp.com>
> 
> ERR009165 fixed from i.mx6ul, add its compatible name in binding
> doc.
> 
> Signed-off-by: Robin Gong <yibin.gong@nxp.com>
> Acked-by: Mark Brown <broonie@kernel.org>
> ---
>  Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt | 1 +
>  1 file changed, 1 insertion(+)
> 

Reviewed-by: Rob Herring <robh@kernel.org>

^ permalink raw reply

* Re: [PATCH 2/7] dt-bindings: mmc: Add Actions Semi SD/MMC/SDIO controller binding
From: Rob Herring @ 2019-07-09  2:16 UTC (permalink / raw)
  To: Andreas Färber
  Cc: Manivannan Sadhasivam, ulf.hansson, sboyd, linux-arm-kernel,
	linux-mmc, linux-kernel, devicetree, thomas.liau, linux-actions,
	linus.walleij, linux-clk
In-Reply-To: <5d164528-c797-5f94-f905-719d4f69542c@suse.de>

On Mon, Jun 10, 2019 at 03:45:37PM +0200, Andreas Färber wrote:
> Am 08.06.19 um 21:53 schrieb Manivannan Sadhasivam:
> > Add devicetree binding for Actions Semi Owl SoC's SD/MMC/SDIO controller.
> > 
> > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> > ---
> >  .../devicetree/bindings/mmc/owl-mmc.txt       | 37 +++++++++++++++++++
> >  1 file changed, 37 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/mmc/owl-mmc.txt
> 
> Rob, should this be YAML now?

Would be nice and might get reviewed faster, but I'll leave that to Ulf 
to start requiring.

> 
> > 
> > diff --git a/Documentation/devicetree/bindings/mmc/owl-mmc.txt b/Documentation/devicetree/bindings/mmc/owl-mmc.txt
> > new file mode 100644
> > index 000000000000..a702f8d66cec
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/mmc/owl-mmc.txt
> > @@ -0,0 +1,37 @@
> > +Actions Semi Owl SoCs SD/MMC/SDIO controller
> > +
> > +Required properties:
> > +- compatible: should be "actions,owl-mmc"
> > +- reg: offset and length of the register set for the device.
> > +- interrupts: single interrupt specifier.
> > +- clocks: single clock specifier of the controller clock.
> > +- resets: phandle to the reset line.
> > +- dma-names: should be "mmc".
> > +- dmas: single DMA channel specifier
> 
> I recall the main blocker for MMC being regulators, i.e. the I²C
> attached multi-function PMIC. Yet I don't see any such required property
> here, nor any patch series implementing it. Seems like this relies on
> U-Boot having initialized SD/eMMC? Do you intend to make them optional
> or did you want to hold off merging this one until the rest is done?
> 
> > +
> > +Optional properties:
> > +- pinctrl-names: pinctrl state names "default" must be defined.
> > +- pinctrl-0: phandle referencing pin configuration of the controller.
> > +- bus-width: see mmc.txt
> > +- cap-sd-highspeed: see mmc.txt
> > +- cap-mmc-highspeed: see mmc.txt
> > +- sd-uhs-sdr12: see mmc.txt
> > +- sd-uhs-sdr25: see mmc.txt
> > +- sd-uhs-sdr50: see mmc.txt
> > +- non-removable: see mmc.txt
> 
> I'm not convinced duplicating common properties is a good idea here, in
> particular pinctrl.

The main value is to define which common properties are valid for this 
binding (and by omission which ones aren't valid).

Rob

^ permalink raw reply

* Re: [PATCH v3 1/2] dt-bindings: Add docs for EL15203000
From: Rob Herring @ 2019-07-09  2:10 UTC (permalink / raw)
  To: Oleh Kravchenko; +Cc: devicetree, linux-leds
In-Reply-To: <20190608110004.8248-1-oleg@kaa.org.ua>

On Sat,  8 Jun 2019 14:00:03 +0300, Oleh Kravchenko wrote:
> Add documentation and example for dt-bindings EL15203000.
> LED board (aka RED LED board) from Crane Merchandising Systems.
> 
> Signed-off-by: Oleh Kravchenko <oleg@kaa.org.ua>
> ---
>  .../bindings/leds/leds-el15203000.txt         | 53 +++++++++++++++++++
>  1 file changed, 53 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/leds/leds-el15203000.txt
> 

Reviewed-by: Rob Herring <robh@kernel.org>

^ permalink raw reply

* Re: [PATCH v5 10/13] dt-bindings: media: sunxi-ir: Add H6 compatible
From: Rob Herring @ 2019-07-09  2:08 UTC (permalink / raw)
  Cc: Mauro Carvalho Chehab, Mark Rutland, Maxime Ripard, Chen-Yu Tsai,
	devicetree, linux-kernel, linux-sunxi, linux-arm-kernel,
	linux-media, Clément Péron, Sean Young
In-Reply-To: <20190607231100.5894-11-peron.clem@gmail.com>

On Sat,  8 Jun 2019 01:10:57 +0200, =?UTF-8?q?Cl=C3=A9ment=20P=C3=A9ron?= wrote:
> There are some minor differences between A31 or A64 with H6 IR peripheral.
> 
> But A31 IR driver is compatible with H6.
> 
> Signed-off-by: Clément Péron <peron.clem@gmail.com>
> Acked-by: Sean Young <sean@mess.org>
> ---
>  Documentation/devicetree/bindings/media/sunxi-ir.txt | 1 +
>  1 file changed, 1 insertion(+)
> 

Reviewed-by: Rob Herring <robh@kernel.org>

^ permalink raw reply

* Re: [PATCH v5 07/13] dt-bindings: media: sunxi-ir: Add A64 compatible
From: Rob Herring @ 2019-07-09  2:08 UTC (permalink / raw)
  Cc: Mauro Carvalho Chehab, Mark Rutland, Maxime Ripard, Chen-Yu Tsai,
	devicetree, linux-kernel, linux-sunxi, linux-arm-kernel,
	linux-media, Clément Péron, Sean Young
In-Reply-To: <20190607231100.5894-8-peron.clem@gmail.com>

On Sat,  8 Jun 2019 01:10:54 +0200, =?UTF-8?q?Cl=C3=A9ment=20P=C3=A9ron?= wrote:
> There are some minor differences between A31 and A64 driver.
> 
> But A31 IR driver is compatible with A64.
> 
> Signed-off-by: Clément Péron <peron.clem@gmail.com>
> Acked-by: Sean Young <sean@mess.org>
> ---
>  Documentation/devicetree/bindings/media/sunxi-ir.txt | 1 +
>  1 file changed, 1 insertion(+)
> 

Reviewed-by: Rob Herring <robh@kernel.org>

^ permalink raw reply

* Re: [PATCH v5 01/13] dt-bindings: media: sunxi-ir: Add A31 compatible
From: Rob Herring @ 2019-07-09  2:07 UTC (permalink / raw)
  Cc: Mauro Carvalho Chehab, Mark Rutland, Maxime Ripard, Chen-Yu Tsai,
	devicetree, linux-kernel, linux-sunxi, linux-arm-kernel,
	linux-media, Clément Péron, Sean Young
In-Reply-To: <20190607231100.5894-2-peron.clem@gmail.com>

On Sat,  8 Jun 2019 01:10:48 +0200, =?UTF-8?q?Cl=C3=A9ment=20P=C3=A9ron?= wrote:
> Allwinner A31 has introduced a new memory mapping and a
> reset line.
> 
> The difference in memory mapping are :
> 
> - In the configure register there is a new sample bit
>   and Allwinner has introduced the active threshold feature.
> 
> - In the status register a new STAT bit is present.
> 
> Note: CGPO and DRQ_EN bits are removed on A31 but present on A13
> and on new SoCs like A64/H6.
> This is actually not an issue as these bits are togglable and new
> SoCs have a dedicated bindings.
> 
> Introduce this bindings to make a difference since this generation.
> And declare the reset line required since A31.
> 
> Signed-off-by: Clément Péron <peron.clem@gmail.com>
> Acked-by: Sean Young <sean@mess.org>
> Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
> ---
>  Documentation/devicetree/bindings/media/sunxi-ir.txt | 9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)
> 

Reviewed-by: Rob Herring <robh@kernel.org>

^ permalink raw reply

* Re: [PATCH 1/2] dt-bindings: rtc: new binding for Amlogic VRTC
From: Rob Herring @ 2019-07-09  2:07 UTC (permalink / raw)
  To: Kevin Hilman
  Cc: linux-rtc, Alexandre Belloni, linux-amlogic, linux-arm-kernel,
	linux-kernel, devicetree, Kevin Hilman
In-Reply-To: <20190607194343.18359-1-khilman@kernel.org>

On Fri,  7 Jun 2019 12:43:42 -0700, Kevin Hilman wrote:
> From: Kevin Hilman <khilman@baylibre.com>
> 
> Add binding fo the new VRTC driver for Amlogic SoCs.  The 64-bit
> family of SoCs only has an RTC managed by firmware, and this VRTC
> driver provides the simple, one-register firmware interface.
> 
> Signed-off-by: Kevin Hilman <khilman@baylibre.com>
> ---
>  .../devicetree/bindings/rtc/rtc-meson-vrtc.txt   | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/rtc/rtc-meson-vrtc.txt
> 

Reviewed-by: Rob Herring <robh@kernel.org>

^ permalink raw reply


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