picdec: initial add the driver

PD#149244: initial add the driver

1.Add amlogic picture decoder driver;
2.device tree of picdec for p212/p230/p231/q200/skt;
3.related Makefiles/Kconfig/Headfiles update;

Change-Id: Ida1d223ac0f976d601d912bc3dce6473d9d3bf86
Signed-off-by: Guosong Zhou <guosong.zhou@amlogic.com>

MAINTAINERS

@@ -13480,6 +13480,10 @@ AMLOGIC driver for memory extend
 M: Tao Zeng <tao.zeng@amlogic.com>
 F: drivers/amlogic/memory_ext/*
 
+AMLOGIC driver for memory extend
+M: Tao Zeng <tao.zeng@amlogic.com>
+F: drivers/amlogic/memory_ext/*
+
 AMLOGIC driver for pmu
 M: Tao Zeng <tao.zeng@amlogic.com>
 F: drivers/amlogic/power/*
@@ -14099,4 +14103,10 @@ F: drivers/amlogic/input/keyboard/*
 
 AMLOGIC ION_DEV ADD CODEC_MM
 M: JinTao Xu <jintao.xu@amlogic.com>
-F: drivers/staging/android/ion/ion_codec_mm_heap.c
+F: drivers/staging/android/ion/ion_codec_mm_heap.c
+
+AMLOGIC PICTURE DECODER DRIVER
+M: Guosong Zhou <guosong.zhou@amlogic.com>
+F: drivers/amlogic/media/video_processor/Kconfig
+F: drivers/amlogic/media/video_processor/Makefile
+F: drivers/amlogic/media/video_processor/pic_dev/*

arch/arm64/boot/dts/amlogic/gxl_p212_1g.dts

@@ -928,6 +928,12 @@
 		};
 	};
 
+	picdec {
+		compatible = "amlogic, picdec";
+		memory-region = <&picdec_cma_reserved>;
+		dev_name = "picdec";
+		status = "okay";
+	};
 
 	ppmgr {
 		compatible = "amlogic, ppmgr";

arch/arm64/boot/dts/amlogic/gxl_p212_2g.dts

@@ -938,6 +938,12 @@
 		};
 	};
 
+	picdec {
+		compatible = "amlogic, picdec";
+		memory-region = <&picdec_cma_reserved>;
+		dev_name = "picdec";
+		status = "okay";
+	};
 
 	ppmgr {
 		compatible = "amlogic, ppmgr";

arch/arm64/boot/dts/amlogic/gxl_p230_2g.dts

@@ -914,6 +914,12 @@
 		};
 	};
 
+	picdec {
+		compatible = "amlogic, picdec";
+		memory-region = <&picdec_cma_reserved>;
+		dev_name = "picdec";
+		status = "okay";
+	};
 
 	ppmgr {
 		compatible = "amlogic, ppmgr";

arch/arm64/boot/dts/amlogic/gxl_p231_1g.dts

@@ -854,6 +854,12 @@
 		};
 	};
 
+	picdec {
+		compatible = "amlogic, picdec";
+		memory-region = <&picdec_cma_reserved>;
+		dev_name = "picdec";
+		status = "okay";
+	};
 
 	ppmgr {
 		compatible = "amlogic, ppmgr";

arch/arm64/boot/dts/amlogic/gxl_p231_2g.dts

@@ -854,6 +854,12 @@
 		};
 	};
 
+	picdec {
+		compatible = "amlogic, picdec";
+		memory-region = <&picdec_cma_reserved>;
+		dev_name = "picdec";
+		status = "okay";
+	};
 
 	ppmgr {
 		compatible = "amlogic, ppmgr";

arch/arm64/boot/dts/amlogic/gxl_skt.dts

@@ -982,6 +982,13 @@
 		};
 	};
 
+	picdec {
+		compatible = "amlogic, picdec";
+		memory-region = <&picdec_cma_reserved>;
+		dev_name = "picdec";
+		status = "okay";
+	};
+
 	ppmgr {
 		compatible = "amlogic, ppmgr";
 		memory-region = <&ppmgr_reserved>;

arch/arm64/boot/dts/amlogic/gxm_q200_2g.dts

@@ -941,6 +941,12 @@
 		};
 	};
 
+	picdec {
+		compatible = "amlogic, picdec";
+		memory-region = <&picdec_cma_reserved>;
+		dev_name = "picdec";
+		status = "okay";
+	};
 
 	ppmgr {
 		compatible = "amlogic, ppmgr";

arch/arm64/boot/dts/amlogic/gxm_skt.dts

@@ -815,6 +815,13 @@
 		interrupt-names = "rdma";
 	};
 
+	picdec {
+		compatible = "amlogic, picdec";
+		memory-region = <&picdec_cma_reserved>;
+		dev_name = "picdec";
+		status = "okay";
+	};
+
 	ppmgr {
 		compatible = "amlogic, ppmgr";
 		memory-region = <&ppmgr_reserved>;

arch/arm64/configs/meson64_defconfig

@@ -282,6 +282,7 @@ CONFIG_AMLOGIC_POST_PROCESS_MANAGER=y
 CONFIG_AMLOGIC_POST_PROCESS_MANAGER_PPSCALER=y
 CONFIG_AMLOGIC_VIDEOBUF2_ION=y
 CONFIG_AMLOGIC_IONVIDEO=y
+CONFIG_AMLOGIC_PIC_DEC=y
 CONFIG_AMLOGIC_MEDIA_ENHANCEMENT=y
 CONFIG_AMLOGIC_MEDIA_ENHANCEMENT_VECM=y
 CONFIG_AMLOGIC_MMC=y

drivers/amlogic/media/video_processor/Kconfig

@@ -16,6 +16,7 @@ if AMLOGIC_MEDIA_VIDEO_PROCESSOR
 source "drivers/amlogic/media/video_processor/video_dev/Kconfig"
 source "drivers/amlogic/media/video_processor/ppmgr/Kconfig"
 source "drivers/amlogic/media/video_processor/ionvideo/Kconfig"
+source "drivers/amlogic/media/video_processor/pic_dev/Kconfig"
 
 endif
 

drivers/amlogic/media/video_processor/Makefile

@@ -1,3 +1,4 @@
 obj-$(CONFIG_AMLOGIC_V4L_VIDEO2) += video_dev/
 obj-$(CONFIG_AMLOGIC_POST_PROCESS_MANAGER) += ppmgr/
 obj-$(CONFIG_AMLOGIC_IONVIDEO)	+= ionvideo/
+obj-$(CONFIG_AMLOGIC_PIC_DEC)	+= pic_dev/

drivers/amlogic/media/video_processor/pic_dev/Kconfig

@@ -0,0 +1,14 @@
+#
+# Amlogic picture decoder device configuation
+#
+
+menu "Amlogic picture decoder support"
+
+config AMLOGIC_PIC_DEC
+		tristate "Amlogic picture decoder"
+		default n
+		select AM_PTSSERVER
+		help
+				Driver for picture decoder.
+
+endmenu

drivers/amlogic/media/video_processor/pic_dev/Makefile

@@ -0,0 +1,5 @@
+#
+# Makefile for the amlogic picture decoder device driver.
+#
+
+obj-$(CONFIG_AMLOGIC_PIC_DEC) += picdec.o

drivers/amlogic/media/video_processor/pic_dev/picdec.h

@@ -0,0 +1,114 @@
+/*
+ * drivers/amlogic/media/video_processor/pic_dev/picdec.h
+ *
+ * Copyright (C) 2017 Amlogic, Inc. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 _PICDEC_INCLUDE__
+#define _PICDEC_INCLUDE__
+
+#include <linux/interrupt.h>
+/* #include <mach/am_regs.h> */
+#include <linux/amlogic/media/canvas/canvas.h>
+#include <linux/fb.h>
+#include <linux/list.h>
+#include <linux/uaccess.h>
+#include <linux/sysfs.h>
+#include <linux/spinlock.h>
+#include <linux/kthread.h>
+#include <linux/io-mapping.h>
+#include <linux/ctype.h>
+#include <linux/of.h>
+#include <linux/sizes.h>
+#include <linux/dma-mapping.h>
+#include <linux/of_fdt.h>
+#include <linux/dma-contiguous.h>
+/**************************************************************
+ *
+ *                         macro define
+ *
+ **************************************************************
+ */
+
+struct picdec_device_s {
+	char name[20];
+	struct platform_device *pdev;
+	int task_running;
+	int dump;
+	char *dump_path;
+	unsigned int open_count;
+	int major;
+	unsigned int dbg_enable;
+	struct class *cla;
+	struct device *dev;
+	resource_size_t buffer_start;
+	unsigned int buffer_size;
+	resource_size_t assit_buf_start;
+	const struct vinfo_s *vinfo;
+	int disp_width;
+	int disp_height;
+	int origin_width;
+	int origin_height;
+	int frame_render;
+	int frame_post;
+	int target_width;
+	int target_height;
+	int p2p_mode;
+	int output_format_mode;
+	struct ge2d_context_s *context;
+	int cur_index;
+	int use_reserved;
+	struct page *cma_pages;
+	struct io_mapping *mapping;
+	void  __iomem *vir_addr;
+	int cma_mode;
+};
+
+struct source_input_s {
+	char *input;
+	int frame_width;
+	int frame_height;
+	int format;
+	int rotate;
+};
+
+struct compat_source_input_s {
+	compat_uptr_t input;
+	int frame_width;
+	int frame_height;
+	int format;
+	int rotate;
+};
+
+#define PICDEC_IOC_MAGIC  'P'
+#define PICDEC_IOC_FRAME_RENDER     _IOW(PICDEC_IOC_MAGIC, 0x00, \
+struct source_input_s)
+#define PICDEC_IOC_FRAME_POST     _IOW(PICDEC_IOC_MAGIC, 0X01, unsigned int)
+#define PICDEC_IOC_CONFIG_FRAME  _IOW(PICDEC_IOC_MAGIC, 0X02, unsigned int)
+
+#define PICDEC_IOC_FRAME_RENDER32 _IOW(PICDEC_IOC_MAGIC, 0x00, \
+struct compat_source_input_s)
+
+void stop_picdec_task(void);
+int picdec_buffer_init(void);
+void get_picdec_buf_info(resource_size_t *start, unsigned int *size,
+						 struct io_mapping **mapping);
+int picdec_fill_buffer(struct vframe_s *vf, struct ge2d_context_s *context,
+	struct config_para_ex_s *ge2d_config);
+extern void set_freerun_mode(int mode);
+int picdec_cma_buf_init(void);
+int picdec_cma_buf_uninit(void);
+extern int start_picdec_task(void);
+extern int start_picdec_simulate_task(void);
+#endif				/* _PICDEC_INCLUDE__ */