Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 380 insertions, 0 deletions

diff --git a/drivers/media/pci/solo6x10/solo6x10.h b/drivers/media/pci/solo6x10/solo6x10.h
new file mode 100644
index 0000000000..126f6fb7b7
--- /dev/null
+++ b/drivers/media/pci/solo6x10/solo6x10.h
@@ -0,0 +1,380 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2010-2013 Bluecherry, LLC <https://www.bluecherrydvr.com>
+ *
+ * Original author:
+ * Ben Collins <bcollins@ubuntu.com>
+ *
+ * Additional work by:
+ * John Brooks <john.brooks@bluecherry.net>
+ */
+
+#ifndef __SOLO6X10_H
+#define __SOLO6X10_H
+
+#include <linux/pci.h>
+#include <linux/i2c.h>
+#include <linux/mutex.h>
+#include <linux/list.h>
+#include <linux/wait.h>
+#include <linux/stringify.h>
+#include <linux/io.h>
+#include <linux/atomic.h>
+#include <linux/slab.h>
+#include <linux/videodev2.h>
+#include <linux/gpio/driver.h>
+
+#include <media/v4l2-dev.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-ctrls.h>
+#include <media/videobuf2-v4l2.h>
+
+#include "solo6x10-regs.h"
+
+#ifndef PCI_VENDOR_ID_SOFTLOGIC
+#define PCI_VENDOR_ID_SOFTLOGIC		0x9413
+#define PCI_DEVICE_ID_SOLO6010		0x6010
+#define PCI_DEVICE_ID_SOLO6110		0x6110
+#endif
+
+#ifndef PCI_VENDOR_ID_BLUECHERRY
+#define PCI_VENDOR_ID_BLUECHERRY	0x1BB3
+/* Neugent Softlogic 6010 based cards */
+#define PCI_DEVICE_ID_NEUSOLO_4		0x4304
+#define PCI_DEVICE_ID_NEUSOLO_9		0x4309
+#define PCI_DEVICE_ID_NEUSOLO_16	0x4310
+/* Bluecherry Softlogic 6010 based cards */
+#define PCI_DEVICE_ID_BC_SOLO_4		0x4E04
+#define PCI_DEVICE_ID_BC_SOLO_9		0x4E09
+#define PCI_DEVICE_ID_BC_SOLO_16	0x4E10
+/* Bluecherry Softlogic 6110 based cards */
+#define PCI_DEVICE_ID_BC_6110_4		0x5304
+#define PCI_DEVICE_ID_BC_6110_8		0x5308
+#define PCI_DEVICE_ID_BC_6110_16	0x5310
+#endif /* Bluecherry */
+
+/* Used in pci_device_id, and solo_dev->type */
+#define SOLO_DEV_6010			0
+#define SOLO_DEV_6110			1
+
+#define SOLO6X10_NAME			"solo6x10"
+
+#define SOLO_MAX_CHANNELS		16
+
+#define SOLO6X10_VERSION		"3.0.0"
+
+/*
+ * The SOLO6x10 actually has 8 i2c channels, but we only use 2.
+ * 0 - Techwell chip(s)
+ * 1 - SAA7128
+ */
+#define SOLO_I2C_ADAPTERS		2
+#define SOLO_I2C_TW			0
+#define SOLO_I2C_SAA			1
+
+/* DMA Engine setup */
+#define SOLO_NR_P2M			4
+#define SOLO_NR_P2M_DESC		256
+#define SOLO_P2M_DESC_SIZE		(SOLO_NR_P2M_DESC * 16)
+
+/* Encoder standard modes */
+#define SOLO_ENC_MODE_CIF		2
+#define SOLO_ENC_MODE_HD1		1
+#define SOLO_ENC_MODE_D1		9
+
+#define SOLO_DEFAULT_QP			3
+
+#define SOLO_CID_CUSTOM_BASE		(V4L2_CID_USER_BASE | 0xf000)
+#define V4L2_CID_MOTION_TRACE		(SOLO_CID_CUSTOM_BASE+2)
+#define V4L2_CID_OSD_TEXT		(SOLO_CID_CUSTOM_BASE+3)
+
+/*
+ * Motion thresholds are in a table of 64x64 samples, with
+ * each sample representing 16x16 pixels of the source. In
+ * effect, 44x30 samples are used for NTSC, and 44x36 for PAL.
+ * The 5th sample on the 10th row is (10*64)+5 = 645.
+ *
+ * Internally it is stored as a 45x45 array (45*16 = 720, which is the
+ * maximum PAL/NTSC width).
+ */
+#define SOLO_MOTION_SZ (45)
+
+enum SOLO_I2C_STATE {
+	IIC_STATE_IDLE,
+	IIC_STATE_START,
+	IIC_STATE_READ,
+	IIC_STATE_WRITE,
+	IIC_STATE_STOP
+};
+
+/* Defined in Table 4-16, Page 68-69 of the 6010 Datasheet */
+struct solo_p2m_desc {
+	u32	ctrl;
+	u32	cfg;
+	u32	dma_addr;
+	u32	ext_addr;
+};
+
+struct solo_p2m_dev {
+	struct mutex		mutex;
+	struct completion	completion;
+	int			desc_count;
+	int			desc_idx;
+	struct solo_p2m_desc	*descs;
+	int			error;
+};
+
+#define OSD_TEXT_MAX		44
+
+struct solo_vb2_buf {
+	struct vb2_v4l2_buffer vb;
+	struct list_head list;
+};
+
+enum solo_enc_types {
+	SOLO_ENC_TYPE_STD,
+	SOLO_ENC_TYPE_EXT,
+};
+
+struct solo_enc_dev {
+	struct solo_dev	*solo_dev;
+	/* V4L2 Items */
+	struct v4l2_ctrl_handler hdl;
+	struct v4l2_ctrl *md_thresholds;
+	struct video_device	*vfd;
+	/* General accounting */
+	struct mutex		lock;
+	spinlock_t		motion_lock;
+	u8			ch;
+	u8			mode, gop, qp, interlaced, interval;
+	u8			bw_weight;
+	u16			motion_thresh;
+	bool			motion_global;
+	bool			motion_enabled;
+	u16			width;
+	u16			height;
+
+	/* OSD buffers */
+	char			osd_text[OSD_TEXT_MAX + 1];
+	u8			osd_buf[SOLO_EOSD_EXT_SIZE_MAX]
+					__aligned(4);
+
+	/* VOP stuff */
+	u8			vop[64];
+	int			vop_len;
+	u8			jpeg_header[1024];
+	int			jpeg_len;
+
+	u32			fmt;
+	enum solo_enc_types	type;
+	u32			sequence;
+	struct vb2_queue	vidq;
+	struct list_head	vidq_active;
+	int			desc_count;
+	int			desc_nelts;
+	struct solo_p2m_desc	*desc_items;
+	dma_addr_t		desc_dma;
+	spinlock_t		av_lock;
+};
+
+/* The SOLO6x10 PCI Device */
+struct solo_dev {
+	/* General stuff */
+	struct pci_dev		*pdev;
+	int			type;
+	unsigned int		time_sync;
+	unsigned int		usec_lsb;
+	unsigned int		clock_mhz;
+	u8 __iomem		*reg_base;
+	int			nr_chans;
+	int			nr_ext;
+	u32			irq_mask;
+	u32			motion_mask;
+	struct v4l2_device	v4l2_dev;
+#ifdef CONFIG_GPIOLIB
+	/* GPIO */
+	struct gpio_chip	gpio_dev;
+#endif
+
+	/* tw28xx accounting */
+	u8			tw2865, tw2864, tw2815;
+	u8			tw28_cnt;
+
+	/* i2c related items */
+	struct i2c_adapter	i2c_adap[SOLO_I2C_ADAPTERS];
+	enum SOLO_I2C_STATE	i2c_state;
+	struct mutex		i2c_mutex;
+	int			i2c_id;
+	wait_queue_head_t	i2c_wait;
+	struct i2c_msg		*i2c_msg;
+	unsigned int		i2c_msg_num;
+	unsigned int		i2c_msg_ptr;
+
+	/* P2M DMA Engine */
+	struct solo_p2m_dev	p2m_dev[SOLO_NR_P2M];
+	atomic_t		p2m_count;
+	int			p2m_jiffies;
+	unsigned int		p2m_timeouts;
+
+	/* V4L2 Display items */
+	struct video_device	*vfd;
+	unsigned int		erasing;
+	unsigned int		frame_blank;
+	u8			cur_disp_ch;
+	wait_queue_head_t	disp_thread_wait;
+	struct v4l2_ctrl_handler disp_hdl;
+
+	/* V4L2 Encoder items */
+	struct solo_enc_dev	*v4l2_enc[SOLO_MAX_CHANNELS];
+	u16			enc_bw_remain;
+	/* IDX into hw mp4 encoder */
+	u8			enc_idx;
+
+	/* Current video settings */
+	u32			video_type;
+	u16			video_hsize, video_vsize;
+	u16			vout_hstart, vout_vstart;
+	u16			vin_hstart, vin_vstart;
+	u8			fps;
+
+	/* JPEG Qp setting */
+	spinlock_t      jpeg_qp_lock;
+	u32		jpeg_qp[2];
+
+	/* Audio components */
+	struct snd_card		*snd_card;
+	struct snd_pcm		*snd_pcm;
+	atomic_t		snd_users;
+	int			g723_hw_idx;
+
+	/* sysfs stuffs */
+	struct device		dev;
+	int			sdram_size;
+	struct bin_attribute	sdram_attr;
+	unsigned int		sys_config;
+
+	/* Ring thread */
+	struct task_struct	*ring_thread;
+	wait_queue_head_t	ring_thread_wait;
+
+	/* VOP_HEADER handling */
+	void                    *vh_buf;
+	dma_addr_t		vh_dma;
+	int			vh_size;
+
+	/* Buffer handling */
+	struct vb2_queue	vidq;
+	u32			sequence;
+	struct task_struct      *kthread;
+	struct mutex		lock;
+	spinlock_t		slock;
+	int			old_write;
+	struct list_head	vidq_active;
+};
+
+static inline u32 solo_reg_read(struct solo_dev *solo_dev, int reg)
+{
+	return readl(solo_dev->reg_base + reg);
+}
+
+static inline void solo_reg_write(struct solo_dev *solo_dev, int reg,
+				  u32 data)
+{
+	u16 val;
+
+	writel(data, solo_dev->reg_base + reg);
+	pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val);
+}
+
+static inline void solo_irq_on(struct solo_dev *dev, u32 mask)
+{
+	dev->irq_mask |= mask;
+	solo_reg_write(dev, SOLO_IRQ_MASK, dev->irq_mask);
+}
+
+static inline void solo_irq_off(struct solo_dev *dev, u32 mask)
+{
+	dev->irq_mask &= ~mask;
+	solo_reg_write(dev, SOLO_IRQ_MASK, dev->irq_mask);
+}
+
+/* Init/exit routines for subsystems */
+int solo_disp_init(struct solo_dev *solo_dev);
+void solo_disp_exit(struct solo_dev *solo_dev);
+
+int solo_gpio_init(struct solo_dev *solo_dev);
+void solo_gpio_exit(struct solo_dev *solo_dev);
+
+int solo_i2c_init(struct solo_dev *solo_dev);
+void solo_i2c_exit(struct solo_dev *solo_dev);
+
+int solo_p2m_init(struct solo_dev *solo_dev);
+void solo_p2m_exit(struct solo_dev *solo_dev);
+
+int solo_v4l2_init(struct solo_dev *solo_dev, unsigned nr);
+void solo_v4l2_exit(struct solo_dev *solo_dev);
+
+int solo_enc_init(struct solo_dev *solo_dev);
+void solo_enc_exit(struct solo_dev *solo_dev);
+
+int solo_enc_v4l2_init(struct solo_dev *solo_dev, unsigned nr);
+void solo_enc_v4l2_exit(struct solo_dev *solo_dev);
+
+int solo_g723_init(struct solo_dev *solo_dev);
+void solo_g723_exit(struct solo_dev *solo_dev);
+
+/* ISR's */
+int solo_i2c_isr(struct solo_dev *solo_dev);
+void solo_p2m_isr(struct solo_dev *solo_dev, int id);
+void solo_p2m_error_isr(struct solo_dev *solo_dev);
+void solo_enc_v4l2_isr(struct solo_dev *solo_dev);
+void solo_g723_isr(struct solo_dev *solo_dev);
+void solo_motion_isr(struct solo_dev *solo_dev);
+void solo_video_in_isr(struct solo_dev *solo_dev);
+
+/* i2c read/write */
+u8 solo_i2c_readbyte(struct solo_dev *solo_dev, int id, u8 addr, u8 off);
+void solo_i2c_writebyte(struct solo_dev *solo_dev, int id, u8 addr, u8 off,
+			u8 data);
+
+/* P2M DMA */
+int solo_p2m_dma_t(struct solo_dev *solo_dev, int wr,
+		   dma_addr_t dma_addr, u32 ext_addr, u32 size,
+		   int repeat, u32 ext_size);
+int solo_p2m_dma(struct solo_dev *solo_dev, int wr,
+		 void *sys_addr, u32 ext_addr, u32 size,
+		 int repeat, u32 ext_size);
+void solo_p2m_fill_desc(struct solo_p2m_desc *desc, int wr,
+			dma_addr_t dma_addr, u32 ext_addr, u32 size,
+			int repeat, u32 ext_size);
+int solo_p2m_dma_desc(struct solo_dev *solo_dev,
+		      struct solo_p2m_desc *desc, dma_addr_t desc_dma,
+		      int desc_cnt);
+
+/* Global s_std ioctl */
+int solo_set_video_type(struct solo_dev *solo_dev, bool is_50hz);
+void solo_update_mode(struct solo_enc_dev *solo_enc);
+
+/* Set the threshold for motion detection */
+int solo_set_motion_threshold(struct solo_dev *solo_dev, u8 ch, u16 val);
+int solo_set_motion_block(struct solo_dev *solo_dev, u8 ch,
+		const u16 *thresholds);
+#define SOLO_DEF_MOT_THRESH		0x0300
+
+/* Write text on OSD */
+int solo_osd_print(struct solo_enc_dev *solo_enc);
+
+/* EEPROM commands */
+unsigned int solo_eeprom_ewen(struct solo_dev *solo_dev, int w_en);
+__be16 solo_eeprom_read(struct solo_dev *solo_dev, int loc);
+int solo_eeprom_write(struct solo_dev *solo_dev, int loc,
+		      __be16 data);
+
+/* JPEG Qp functions */
+void solo_s_jpeg_qp(struct solo_dev *solo_dev, unsigned int ch,
+		    unsigned int qp);
+int solo_g_jpeg_qp(struct solo_dev *solo_dev, unsigned int ch);
+
+#define CHK_FLAGS(v, flags) (((v) & (flags)) == (flags))
+
+#endif /* __SOLO6X10_H */