diff options
Diffstat (limited to 'drivers/staging/go7007/s2250-board.c')
| -rw-r--r-- | drivers/staging/go7007/s2250-board.c | 630 |
1 files changed, 630 insertions, 0 deletions
diff --git a/drivers/staging/go7007/s2250-board.c b/drivers/staging/go7007/s2250-board.c new file mode 100644 index 000000000000..fb6845e37884 --- /dev/null +++ b/drivers/staging/go7007/s2250-board.c @@ -0,0 +1,630 @@ +/* + * Copyright (C) 2008 Sensoray Company Inc. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/usb.h> +#include <linux/i2c.h> +#include <linux/videodev2.h> +#include <media/v4l2-common.h> +#include "go7007-priv.h" +#include "wis-i2c.h" + +extern int s2250loader_init(void); +extern void s2250loader_cleanup(void); + +#define TLV320_ADDRESS 0x34 +#define S2250_VIDDEC 0x86 +#define VPX322_ADDR_ANALOGCONTROL1 0x02 +#define VPX322_ADDR_BRIGHTNESS0 0x0127 +#define VPX322_ADDR_BRIGHTNESS1 0x0131 +#define VPX322_ADDR_CONTRAST0 0x0128 +#define VPX322_ADDR_CONTRAST1 0x0132 +#define VPX322_ADDR_HUE 0x00dc +#define VPX322_ADDR_SAT 0x0030 + +struct go7007_usb_board { + unsigned int flags; + struct go7007_board_info main_info; +}; + +struct go7007_usb { + struct go7007_usb_board *board; + struct semaphore i2c_lock; + struct usb_device *usbdev; + struct urb *video_urbs[8]; + struct urb *audio_urbs[8]; + struct urb *intr_urb; +}; + +static unsigned char aud_regs[] = { + 0x1e, 0x00, + 0x00, 0x17, + 0x02, 0x17, + 0x04, 0xf9, + 0x06, 0xf9, + 0x08, 0x02, + 0x0a, 0x00, + 0x0c, 0x00, + 0x0a, 0x00, + 0x0c, 0x00, + 0x0e, 0x02, + 0x10, 0x00, + 0x12, 0x01, + 0x00, 0x00, +}; + + +static unsigned char vid_regs[] = { + 0xF2, 0x0f, + 0xAA, 0x00, + 0xF8, 0xff, + 0x00, 0x00, +}; + +static u16 vid_regs_fp[] = { + 0x028, 0x067, + 0x120, 0x016, + 0x121, 0xcF2, + 0x122, 0x0F2, + 0x123, 0x00c, + 0x124, 0x2d0, + 0x125, 0x2e0, + 0x126, 0x004, + 0x128, 0x1E0, + 0x12A, 0x016, + 0x12B, 0x0F2, + 0x12C, 0x0F2, + 0x12D, 0x00c, + 0x12E, 0x2d0, + 0x12F, 0x2e0, + 0x130, 0x004, + 0x132, 0x1E0, + 0x140, 0x060, + 0x153, 0x00C, + 0x154, 0x200, + 0x150, 0x801, + 0x000, 0x000 +}; + +/* PAL specific values */ +static u16 vid_regs_fp_pal[] = +{ + 0x120, 0x017, + 0x121, 0xd22, + 0x122, 0x122, + 0x12A, 0x017, + 0x12B, 0x122, + 0x12C, 0x122, + 0x140, 0x060, + 0x000, 0x000, +}; + +struct s2250 { + int std; + int input; + int brightness; + int contrast; + int saturation; + int hue; + int reg12b_val; + int audio_input; +}; + +/* from go7007-usb.c which is Copyright (C) 2005-2006 Micronas USA Inc.*/ +static int go7007_usb_vendor_request(struct go7007 *go, u16 request, + u16 value, u16 index, void *transfer_buffer, int length, int in) +{ + struct go7007_usb *usb = go->hpi_context; + int timeout = 5000; + + if (in) { + return usb_control_msg(usb->usbdev, + usb_rcvctrlpipe(usb->usbdev, 0), request, + USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, + value, index, transfer_buffer, length, timeout); + } else { + return usb_control_msg(usb->usbdev, + usb_sndctrlpipe(usb->usbdev, 0), request, + USB_TYPE_VENDOR | USB_RECIP_DEVICE, + value, index, transfer_buffer, length, timeout); + } +} +/* end from go7007-usb.c which is Copyright (C) 2005-2006 Micronas USA Inc.*/ + +static int write_reg(struct i2c_client *client, u8 reg, u8 value) +{ + struct go7007 *go = i2c_get_adapdata(client->adapter); + struct go7007_usb *usb = go->hpi_context; + int rc; + int dev_addr = client->addr; + u8 *buf; + + if (go == NULL) + return -ENODEV; + + if (go->status == STATUS_SHUTDOWN) + return -EBUSY; + + buf = kzalloc(16, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + if (down_interruptible(&usb->i2c_lock) != 0) { + printk(KERN_INFO "i2c lock failed\n"); + return -EINTR; + } + rc = go7007_usb_vendor_request(go, 0x55, dev_addr, + (reg<<8 | value), + buf, + 16, 1); + + up(&usb->i2c_lock); + kfree(buf); + return rc; +} + +static int write_reg_fp(struct i2c_client *client, u16 addr, u16 val) +{ + struct go7007 *go = i2c_get_adapdata(client->adapter); + struct go7007_usb *usb = go->hpi_context; + u8 *buf; + struct s2250 *dec = i2c_get_clientdata(client); + + if (go == NULL) + return -ENODEV; + + if (go->status == STATUS_SHUTDOWN) + return -EBUSY; + + buf = kzalloc(16, GFP_KERNEL); + + if (buf == NULL) + return -ENOMEM; + + + + memset(buf, 0xcd, 6); + + if (down_interruptible(&usb->i2c_lock) != 0) { + printk(KERN_INFO "i2c lock failed\n"); + return -EINTR; + } + if (go7007_usb_vendor_request(go, 0x57, addr, val, buf, 16, 1) < 0) + return -EFAULT; + + up(&usb->i2c_lock); + if (buf[0] == 0) { + unsigned int subaddr, val_read; + + subaddr = (buf[4] << 8) + buf[5]; + val_read = (buf[2] << 8) + buf[3]; + if (val_read != val) { + printk(KERN_INFO "invalid fp write %x %x\n", + val_read, val); + return -EFAULT; + } + if (subaddr != addr) { + printk(KERN_INFO "invalid fp write addr %x %x\n", + subaddr, addr); + return -EFAULT; + } + } else + return -EFAULT; + + /* save last 12b value */ + if (addr == 0x12b) + dec->reg12b_val = val; + + return 0; +} + +static int write_regs(struct i2c_client *client, u8 *regs) +{ + int i; + + for (i = 0; !((regs[i] == 0x00) && (regs[i+1] == 0x00)); i += 2) { + if (write_reg(client, regs[i], regs[i+1]) < 0) { + printk(KERN_INFO "s2250: failed\n"); + return -1; + } + } + return 0; +} + +static int write_regs_fp(struct i2c_client *client, u16 *regs) +{ + int i; + + for (i = 0; !((regs[i] == 0x00) && (regs[i+1] == 0x00)); i += 2) { + if (write_reg_fp(client, regs[i], regs[i+1]) < 0) { + printk(KERN_INFO "s2250: failed fp\n"); + return -1; + } + } + return 0; +} + + +static int s2250_command(struct i2c_client *client, + unsigned int cmd, void *arg) +{ + struct s2250 *dec = i2c_get_clientdata(client); + + switch (cmd) { + case VIDIOC_S_INPUT: + { + int vidsys; + int *input = arg; + + vidsys = (dec->std == V4L2_STD_NTSC) ? 0x01 : 0x00; + if (*input == 0) { + /* composite */ + write_reg_fp(client, 0x20, 0x020 | vidsys); + write_reg_fp(client, 0x21, 0x662); + write_reg_fp(client, 0x140, 0x060); + } else { + /* S-Video */ + write_reg_fp(client, 0x20, 0x040 | vidsys); + write_reg_fp(client, 0x21, 0x666); + write_reg_fp(client, 0x140, 0x060); + } + dec->input = *input; + break; + } + case VIDIOC_S_STD: + { + v4l2_std_id *std = arg; + u16 vidsource; + + vidsource = (dec->input == 1) ? 0x040 : 0x020; + dec->std = *std; + switch (dec->std) { + case V4L2_STD_NTSC: + write_regs_fp(client, vid_regs_fp); + write_reg_fp(client, 0x20, vidsource | 1); + break; + case V4L2_STD_PAL: + write_regs_fp(client, vid_regs_fp); + write_regs_fp(client, vid_regs_fp_pal); + write_reg_fp(client, 0x20, vidsource); + break; + default: + return -EINVAL; + } + break; + } + case VIDIOC_QUERYCTRL: + { + struct v4l2_queryctrl *ctrl = arg; + static const u32 user_ctrls[] = { + V4L2_CID_BRIGHTNESS, + V4L2_CID_CONTRAST, + V4L2_CID_SATURATION, + V4L2_CID_HUE, + 0 + }; + static const u32 *ctrl_classes[] = { + user_ctrls, + NULL + }; + + ctrl->id = v4l2_ctrl_next(ctrl_classes, ctrl->id); + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + v4l2_ctrl_query_fill(ctrl, 0, 100, 1, 50); + break; + case V4L2_CID_CONTRAST: + v4l2_ctrl_query_fill(ctrl, 0, 100, 1, 50); + break; + case V4L2_CID_SATURATION: + v4l2_ctrl_query_fill(ctrl, 0, 100, 1, 50); + break; + case V4L2_CID_HUE: + v4l2_ctrl_query_fill(ctrl, -50, 50, 1, 0); + break; + default: + ctrl->name[0] = '\0'; + return -EINVAL; + } + break; + } + case VIDIOC_S_CTRL: + { + struct v4l2_control *ctrl = arg; + int value1; + + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + printk(KERN_INFO "s2250: future setting\n"); + return -EINVAL; + case V4L2_CID_CONTRAST: + printk(KERN_INFO "s2250: future setting\n"); + return -EINVAL; + break; + case V4L2_CID_SATURATION: + if (ctrl->value > 127) + dec->saturation = 127; + else if (ctrl->value < 0) + dec->saturation = 0; + else + dec->saturation = ctrl->value; + + value1 = dec->saturation * 4140 / 100; + if (value1 > 4094) + value1 = 4094; + write_reg_fp(client, VPX322_ADDR_SAT, value1); + break; + case V4L2_CID_HUE: + if (ctrl->value > 50) + dec->hue = 50; + else if (ctrl->value < -50) + dec->hue = -50; + else + dec->hue = ctrl->value; + /* clamp the hue range */ + value1 = dec->hue * 280 / 50; + write_reg_fp(client, VPX322_ADDR_HUE, value1); + break; + } + break; + } + case VIDIOC_G_CTRL: + { + struct v4l2_control *ctrl = arg; + + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + ctrl->value = dec->brightness; + break; + case V4L2_CID_CONTRAST: + ctrl->value = dec->contrast; + break; + case V4L2_CID_SATURATION: + ctrl->value = dec->saturation; + break; + case V4L2_CID_HUE: + ctrl->value = dec->hue; + break; + } + break; + } + case VIDIOC_S_FMT: + { + struct v4l2_format *fmt = arg; + if (fmt->fmt.pix.height < 640) { + write_reg_fp(client, 0x12b, dec->reg12b_val | 0x400); + write_reg_fp(client, 0x140, 0x060); + } else { + write_reg_fp(client, 0x12b, dec->reg12b_val & ~0x400); + write_reg_fp(client, 0x140, 0x060); + } + return 0; + } + case VIDIOC_G_AUDIO: + { + struct v4l2_audio *audio = arg; + + memset(audio, 0, sizeof(*audio)); + audio->index = dec->audio_input; + /* fall through */ + } + case VIDIOC_ENUMAUDIO: + { + struct v4l2_audio *audio = arg; + + switch (audio->index) { + case 0: + strcpy(audio->name, "Line In"); + break; + case 1: + strcpy(audio->name, "Mic"); + break; + case 2: + strcpy(audio->name, "Mic Boost"); + break; + default: + audio->name[0] = '\0'; + return 0; + } + audio->capability = V4L2_AUDCAP_STEREO; + audio->mode = 0; + return 0; + } + case VIDIOC_S_AUDIO: + { + struct v4l2_audio *audio = arg; + + client->addr = TLV320_ADDRESS; + switch (audio->index) { + case 0: + write_reg(client, 0x08, 0x02); /* Line In */ + break; + case 1: + write_reg(client, 0x08, 0x04); /* Mic */ + break; + case 2: + write_reg(client, 0x08, 0x05); /* Mic Boost */ + break; + default: + return -EINVAL; + } + dec->audio_input = audio->index; + return 0; + } + + default: + printk(KERN_INFO "s2250: unknown command 0x%x\n", cmd); + break; + } + return 0; +} + +static struct i2c_driver s2250_driver; + +static struct i2c_client s2250_client_templ = { + .name = "Sensoray 2250", + .driver = &s2250_driver, +}; + +static int s2250_detect(struct i2c_adapter *adapter, int addr, int kind) +{ + struct i2c_client *client; + struct s2250 *dec; + u8 *data; + struct go7007 *go = i2c_get_adapdata(adapter); + struct go7007_usb *usb = go->hpi_context; + + client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL); + if (client == NULL) + return -ENOMEM; + memcpy(client, &s2250_client_templ, + sizeof(s2250_client_templ)); + client->adapter = adapter; + + dec = kmalloc(sizeof(struct s2250), GFP_KERNEL); + if (dec == NULL) { + kfree(client); + return -ENOMEM; + } + + dec->std = V4L2_STD_NTSC; + dec->brightness = 50; + dec->contrast = 50; + dec->saturation = 50; + dec->hue = 0; + client->addr = TLV320_ADDRESS; + i2c_set_clientdata(client, dec); + + printk(KERN_DEBUG + "s2250: initializing video decoder on %s\n", + adapter->name); + + /* initialize the audio */ + client->addr = TLV320_ADDRESS; + if (write_regs(client, aud_regs) < 0) { + printk(KERN_ERR + "s2250: error initializing audio\n"); + kfree(client); + kfree(dec); + return 0; + } + client->addr = S2250_VIDDEC; + i2c_set_clientdata(client, dec); + + if (write_regs(client, vid_regs) < 0) { + printk(KERN_ERR + "s2250: error initializing decoder\n"); + kfree(client); + kfree(dec); + return 0; + } + if (write_regs_fp(client, vid_regs_fp) < 0) { + printk(KERN_ERR + "s2250: error initializing decoder\n"); + kfree(client); + kfree(dec); + return 0; + } + /* set default channel */ + /* composite */ + write_reg_fp(client, 0x20, 0x020 | 1); + write_reg_fp(client, 0x21, 0x662); + write_reg_fp(client, 0x140, 0x060); + + /* set default audio input */ + dec->audio_input = 0; + write_reg(client, 0x08, 0x02); /* Line In */ + + if (down_interruptible(&usb->i2c_lock) == 0) { + data = kzalloc(16, GFP_KERNEL); + if (data != NULL) { + int rc; + rc = go7007_usb_vendor_request(go, 0x41, 0, 0, + data, 16, 1); + if (rc > 0) { + u8 mask; + data[0] = 0; + mask = 1<<5; + data[0] &= ~mask; + data[1] |= mask; + go7007_usb_vendor_request(go, 0x40, 0, + (data[1]<<8) + + data[1], + data, 16, 0); + } + kfree(data); + } + up(&usb->i2c_lock); + } + + i2c_attach_client(client); + printk("s2250: initialized successfully\n"); + return 0; +} + +static int s2250_detach(struct i2c_client *client) +{ + struct s2250 *dec = i2c_get_clientdata(client); + int r; + + r = i2c_detach_client(client); + if (r < 0) + return r; + + kfree(client); + kfree(dec); + return 0; +} + +static struct i2c_driver s2250_driver = { + .driver = { + .name = "Sensoray 2250 board driver", + }, + .id = I2C_DRIVERID_S2250, + .detach_client = s2250_detach, + .command = s2250_command, +}; + +static int __init s2250_init(void) +{ + int r; + + r = s2250loader_init(); + if (r < 0) + return r; + + r = i2c_add_driver(&s2250_driver); + if (r < 0) + return r; + return wis_i2c_add_driver(s2250_driver.id, s2250_detect); +} + +static void __exit s2250_cleanup(void) +{ + wis_i2c_del_driver(s2250_detect); + i2c_del_driver(&s2250_driver); + + s2250loader_cleanup(); +} + +module_init(s2250_init); +module_exit(s2250_cleanup); + +MODULE_AUTHOR(""); +MODULE_DESCRIPTION("Board driver for Sensoryray 2250"); +MODULE_LICENSE("GPL v2"); |