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kernel-49/drivers/media/usb/go7007/s2250-board.c
Greg Kroah-Hartman f95d85c34b Merge 4.9.311 into android-4.9-q
Changes in 4.9.311
	USB: serial: pl2303: add IBM device IDs
	USB: serial: simple: add Nokia phone driver
	netdevice: add the case if dev is NULL
	virtio_console: break out of buf poll on remove
	ethernet: sun: Free the coherent when failing in probing
	af_key: add __GFP_ZERO flag for compose_sadb_supported in function pfkey_register
	block: Add a helper to validate the block size
	virtio-blk: Use blk_validate_block_size() to validate block size
	USB: usb-storage: Fix use of bitfields for hardware data in ene_ub6250.c
	coresight: Fix TRCCONFIGR.QE sysfs interface
	iio: inkern: apply consumer scale on IIO_VAL_INT cases
	iio: inkern: make a best effort on offset calculation
	clk: uniphier: Fix fixed-rate initialization
	ptrace: Check PTRACE_O_SUSPEND_SECCOMP permission on PTRACE_SEIZE
	SUNRPC: avoid race between mod_timer() and del_timer_sync()
	NFSD: prevent underflow in nfssvc_decode_writeargs()
	can: ems_usb: ems_usb_start_xmit(): fix double dev_kfree_skb() in error path
	jffs2: fix use-after-free in jffs2_clear_xattr_subsystem
	jffs2: fix memory leak in jffs2_do_mount_fs
	jffs2: fix memory leak in jffs2_scan_medium
	mm/pages_alloc.c: don't create ZONE_MOVABLE beyond the end of a node
	mempolicy: mbind_range() set_policy() after vma_merge()
	scsi: libsas: Fix sas_ata_qc_issue() handling of NCQ NON DATA commands
	Revert "Input: clear BTN_RIGHT/MIDDLE on buttonpads"
	ALSA: cs4236: fix an incorrect NULL check on list iterator
	drivers: hamradio: 6pack: fix UAF bug caused by mod_timer()
	video: fbdev: sm712fb: Fix crash in smtcfb_read()
	video: fbdev: atari: Atari 2 bpp (STe) palette bugfix
	ARM: dts: exynos: fix UART3 pins configuration in Exynos5250
	ARM: dts: exynos: add missing HDMI supplies on SMDK5250
	ARM: dts: exynos: add missing HDMI supplies on SMDK5420
	carl9170: fix missing bit-wise or operator for tx_params
	thermal: int340x: Increase bitmap size
	lib/raid6/test: fix multiple definition linking error
	DEC: Limit PMAX memory probing to R3k systems
	media: davinci: vpif: fix unbalanced runtime PM get
	brcmfmac: firmware: Allocate space for default boardrev in nvram
	brcmfmac: pcie: Replace brcmf_pcie_copy_mem_todev with memcpy_toio
	PCI: pciehp: Clear cmd_busy bit in polling mode
	crypto: authenc - Fix sleep in atomic context in decrypt_tail
	crypto: mxs-dcp - Fix scatterlist processing
	spi: tegra114: Add missing IRQ check in tegra_spi_probe
	selftests/x86: Add validity check and allow field splitting
	hwmon: (pmbus) Add mutex to regulator ops
	hwmon: (sch56xx-common) Replace WDOG_ACTIVE with WDOG_HW_RUNNING
	PM: hibernate: fix __setup handler error handling
	PM: suspend: fix return value of __setup handler
	crypto: vmx - add missing dependencies
	crypto: ccp - ccp_dmaengine_unregister release dma channels
	hwmon: (pmbus) Add Vin unit off handling
	clocksource: acpi_pm: fix return value of __setup handler
	sched/debug: Remove mpol_get/put and task_lock/unlock from sched_show_numa
	perf/core: Fix address filter parser for multiple filters
	perf/x86/intel/pt: Fix address filter config for 32-bit kernel
	video: fbdev: smscufx: Fix null-ptr-deref in ufx_usb_probe()
	video: fbdev: fbcvt.c: fix printing in fb_cvt_print_name()
	ARM: dts: qcom: ipq4019: fix sleep clock
	soc: ti: wkup_m3_ipc: Fix IRQ check in wkup_m3_ipc_probe
	media: usb: go7007: s2250-board: fix leak in probe()
	ASoC: ti: davinci-i2s: Add check for clk_enable()
	ALSA: spi: Add check for clk_enable()
	arm64: dts: ns2: Fix spi-cpol and spi-cpha property
	arm64: dts: broadcom: Fix sata nodename
	printk: fix return value of printk.devkmsg __setup handler
	ASoC: mxs-saif: Handle errors for clk_enable
	ASoC: atmel_ssc_dai: Handle errors for clk_enable
	memory: emif: Add check for setup_interrupts
	memory: emif: check the pointer temp in get_device_details()
	ALSA: firewire-lib: fix uninitialized flag for AV/C deferred transaction
	ASoC: atmel: Add missing of_node_put() in at91sam9g20ek_audio_probe
	ASoC: wm8350: Handle error for wm8350_register_irq
	ASoC: fsi: Add check for clk_enable
	video: fbdev: omapfb: Add missing of_node_put() in dvic_probe_of
	ASoC: dmaengine: do not use a NULL prepare_slave_config() callback
	ASoC: mxs: Fix error handling in mxs_sgtl5000_probe
	ASoC: imx-es8328: Fix error return code in imx_es8328_probe()
	mtd: onenand: Check for error irq
	drm/edid: Don't clear formats if using deep color
	ath9k_htc: fix uninit value bugs
	ray_cs: Check ioremap return value
	power: supply: ab8500: Fix memory leak in ab8500_fg_sysfs_init
	HID: i2c-hid: fix GET/SET_REPORT for unnumbered reports
	iwlwifi: Fix -EIO error code that is never returned
	scsi: pm8001: Fix command initialization in pm80XX_send_read_log()
	scsi: pm8001: Fix command initialization in pm8001_chip_ssp_tm_req()
	scsi: pm8001: Fix payload initialization in pm80xx_set_thermal_config()
	scsi: pm8001: Fix abort all task initialization
	TOMOYO: fix __setup handlers return values
	ext2: correct max file size computing
	drm/tegra: Fix reference leak in tegra_dsi_ganged_probe
	KVM: x86: Fix emulation in writing cr8
	KVM: x86/emulator: Defer not-present segment check in __load_segment_descriptor()
	i2c: xiic: Make bus names unique
	power: supply: wm8350-power: Handle error for wm8350_register_irq
	power: supply: wm8350-power: Add missing free in free_charger_irq
	powerpc/sysdev: fix incorrect use to determine if list is empty
	mfd: mc13xxx: Add check for mc13xxx_irq_request
	MIPS: RB532: fix return value of __setup handler
	USB: storage: ums-realtek: fix error code in rts51x_read_mem()
	af_netlink: Fix shift out of bounds in group mask calculation
	i2c: mux: demux-pinctrl: do not deactivate a master that is not active
	mfd: asic3: Add missing iounmap() on error asic3_mfd_probe
	mxser: fix xmit_buf leak in activate when LSR == 0xff
	pwm: lpc18xx-sct: Initialize driver data and hardware before pwmchip_add()
	iio: adc: Add check for devm_request_threaded_irq
	clk: qcom: clk-rcg2: Update the frac table for pixel clock
	remoteproc: qcom_wcnss: Add missing of_node_put() in wcnss_alloc_memory_region
	clk: loongson1: Terminate clk_div_table with sentinel element
	clk: clps711x: Terminate clk_div_table with sentinel element
	clk: tegra: tegra124-emc: Fix missing put_device() call in emc_ensure_emc_driver
	NFS: remove unneeded check in decode_devicenotify_args()
	pinctrl: mediatek: Fix missing of_node_put() in mtk_pctrl_init
	pinctrl: nomadik: Add missing of_node_put() in nmk_pinctrl_probe
	pinctrl/rockchip: Add missing of_node_put() in rockchip_pinctrl_probe
	tty: hvc: fix return value of __setup handler
	kgdboc: fix return value of __setup handler
	kgdbts: fix return value of __setup handler
	jfs: fix divide error in dbNextAG
	netfilter: nf_conntrack_tcp: preserve liberal flag in tcp options
	net: phy: broadcom: Fix brcm_fet_config_init()
	qlcnic: dcb: default to returning -EOPNOTSUPP
	net/x25: Fix null-ptr-deref caused by x25_disconnect
	selinux: use correct type for context length
	loop: use sysfs_emit() in the sysfs xxx show()
	Fix incorrect type in assignment of ipv6 port for audit
	irqchip/nvic: Release nvic_base upon failure
	ACPICA: Avoid walking the ACPI Namespace if it is not there
	ACPI/APEI: Limit printable size of BERT table data
	PM: core: keep irq flags in device_pm_check_callbacks()
	spi: tegra20: Use of_device_get_match_data()
	ext4: don't BUG if someone dirty pages without asking ext4 first
	ntfs: add sanity check on allocation size
	video: fbdev: nvidiafb: Use strscpy() to prevent buffer overflow
	video: fbdev: w100fb: Reset global state
	video: fbdev: cirrusfb: check pixclock to avoid divide by zero
	video: fbdev: omapfb: acx565akm: replace snprintf with sysfs_emit
	ARM: dts: qcom: fix gic_irq_domain_translate warnings for msm8960
	ARM: dts: bcm2837: Add the missing L1/L2 cache information
	video: fbdev: omapfb: panel-dsi-cm: Use sysfs_emit() instead of snprintf()
	video: fbdev: omapfb: panel-tpo-td043mtea1: Use sysfs_emit() instead of snprintf()
	ASoC: soc-core: skip zero num_dai component in searching dai name
	media: cx88-mpeg: clear interrupt status register before streaming video
	ARM: tegra: tamonten: Fix I2C3 pad setting
	ARM: mmp: Fix failure to remove sram device
	video: fbdev: sm712fb: Fix crash in smtcfb_write()
	media: hdpvr: initialize dev->worker at hdpvr_register_videodev
	mmc: host: Return an error when ->enable_sdio_irq() ops is missing
	scsi: qla2xxx: Fix incorrect reporting of task management failure
	KVM: Prevent module exit until all VMs are freed
	ubifs: Add missing iput if do_tmpfile() failed in rename whiteout
	ubifs: setflags: Make dirtied_ino_d 8 bytes aligned
	gfs2: Make sure FITRIM minlen is rounded up to fs block size
	pinctrl: pinconf-generic: Print arguments for bias-pull-*
	ACPI: CPPC: Avoid out of bounds access when parsing _CPC data
	mm/mmap: return 1 from stack_guard_gap __setup() handler
	mm/memcontrol: return 1 from cgroup.memory __setup() handler
	ubi: fastmap: Return error code if memory allocation fails in add_aeb()
	ASoC: topology: Allow TLV control to be either read or write
	ARM: dts: spear1340: Update serial node properties
	ARM: dts: spear13xx: Update SPI dma properties
	openvswitch: Fixed nd target mask field in the flow dump.
	KVM: x86: Forbid VMM to set SYNIC/STIMER MSRs when SynIC wasn't activated
	rtc: wm8350: Handle error for wm8350_register_irq
	ARM: 9187/1: JIVE: fix return value of __setup handler
	KVM: x86/svm: Clear reserved bits written to PerfEvtSeln MSRs
	ath5k: fix OOB in ath5k_eeprom_read_pcal_info_5111
	ptp: replace snprintf with sysfs_emit
	powerpc: dts: t104xrdb: fix phy type for FMAN 4/5
	scsi: mvsas: Replace snprintf() with sysfs_emit()
	scsi: bfa: Replace snprintf() with sysfs_emit()
	iommu/arm-smmu-v3: fix event handling soft lockup
	dm ioctl: prevent potential spectre v1 gadget
	scsi: pm8001: Fix pm8001_mpi_task_abort_resp()
	scsi: aha152x: Fix aha152x_setup() __setup handler return value
	bnxt_en: Eliminate unintended link toggle during FW reset
	MIPS: fix fortify panic when copying asm exception handlers
	scsi: libfc: Fix use after free in fc_exch_abts_resp()
	usb: dwc3: omap: fix "unbalanced disables for smps10_out1" on omap5evm
	xtensa: fix DTC warning unit_address_format
	Bluetooth: Fix use after free in hci_send_acl
	init/main.c: return 1 from handled __setup() functions
	w1: w1_therm: fixes w1_seq for ds28ea00 sensors
	SUNRPC/call_alloc: async tasks mustn't block waiting for memory
	serial: samsung_tty: do not unlock port->lock for uart_write_wakeup()
	virtio_console: eliminate anonymous module_init & module_exit
	jfs: prevent NULL deref in diFree
	mm: fix race between MADV_FREE reclaim and blkdev direct IO read
	scsi: zorro7xx: Fix a resource leak in zorro7xx_remove_one()
	net: stmmac: Fix unset max_speed difference between DT and non-DT platforms
	drm/imx: Fix memory leak in imx_pd_connector_get_modes
	drbd: Fix five use after free bugs in get_initial_state
	mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0)
	mm/mempolicy: fix mpol_new leak in shared_policy_replace
	x86/pm: Save the MSR validity status at context setup
	x86/speculation: Restore speculation related MSRs during S3 resume
	arm64: patch_text: Fixup last cpu should be master
	tools build: Use $(shell ) instead of `` to get embedded libperl's ccopts
	dmaengine: Revert "dmaengine: shdma: Fix runtime PM imbalance on error"
	mm: don't skip swap entry even if zap_details specified
	arm64: module: remove (NOLOAD) from linker script
	xfrm: policy: match with both mark and mask on user interfaces
	veth: Ensure eth header is in skb's linear part
	net: ethernet: stmmac: fix altr_tse_pcs function when using a fixed-link
	nfc: nci: add flush_workqueue to prevent uaf
	cifs: potential buffer overflow in handling symlinks
	drm/amdkfd: Check for potential null return of kmalloc_array()
	scsi: ibmvscsis: Increase INITIAL_SRP_LIMIT to 1024
	net: micrel: fix KS8851_MLL Kconfig
	gpu: ipu-v3: Fix dev_dbg frequency output
	scsi: mvsas: Add PCI ID of RocketRaid 2640
	drivers: net: slip: fix NPD bug in sl_tx_timeout()
	mm, page_alloc: fix build_zonerefs_node()
	mm: kmemleak: take a full lowmem check in kmemleak_*_phys()
	ALSA: pcm: Test for "silence" field in struct "pcm_format_data"
	ARM: davinci: da850-evm: Avoid NULL pointer dereference
	smp: Fix offline cpu check in flush_smp_call_function_queue()
	i2c: pasemi: Wait for write xfers to finish
	gcc-plugins: latent_entropy: use /dev/urandom
	Linux 4.9.311

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ia8f55c5ae2f0eb71b0893d8271a10dfd3c78b3b8
2022-04-25 16:25:23 +03:00

638 lines
14 KiB
C

/*
* 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.
*/
#include <linux/module.h>
#include <linux/usb.h>
#include <linux/i2c.h>
#include <linux/videodev2.h>
#include <linux/slab.h>
#include <media/v4l2-device.h>
#include <media/v4l2-common.h>
#include <media/v4l2-subdev.h>
#include "go7007-priv.h"
MODULE_DESCRIPTION("Sensoray 2250/2251 i2c v4l2 subdev driver");
MODULE_LICENSE("GPL v2");
/*
* Note: this board has two i2c devices: a vpx3226f and a tlv320aic23b.
* Due to the unusual way these are accessed on this device we do not
* reuse the i2c drivers, but instead they are implemented in this
* driver. It would be nice to improve on this, though.
*/
#define TLV320_ADDRESS 0x34
#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 mutex 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 {
struct v4l2_subdev sd;
struct v4l2_ctrl_handler hdl;
v4l2_std_id std;
int input;
int brightness;
int contrast;
int saturation;
int hue;
int reg12b_val;
int audio_input;
struct i2c_client *audio;
};
static inline struct s2250 *to_state(struct v4l2_subdev *sd)
{
return container_of(sd, struct s2250, sd);
}
/* 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;
int rc;
int dev_addr = client->addr << 1; /* firmware wants 8-bit address */
u8 *buf;
if (go == NULL)
return -ENODEV;
if (go->status == STATUS_SHUTDOWN)
return -EBUSY;
buf = kzalloc(16, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
usb = go->hpi_context;
if (mutex_lock_interruptible(&usb->i2c_lock) != 0) {
dev_info(&client->dev, "i2c lock failed\n");
kfree(buf);
return -EINTR;
}
rc = go7007_usb_vendor_request(go, 0x55, dev_addr,
(reg<<8 | value),
buf,
16, 1);
mutex_unlock(&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;
int rc;
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);
usb = go->hpi_context;
if (mutex_lock_interruptible(&usb->i2c_lock) != 0) {
dev_info(&client->dev, "i2c lock failed\n");
kfree(buf);
return -EINTR;
}
rc = go7007_usb_vendor_request(go, 0x57, addr, val, buf, 16, 1);
mutex_unlock(&usb->i2c_lock);
if (rc < 0) {
kfree(buf);
return rc;
}
if (buf[0] == 0) {
unsigned int subaddr, val_read;
subaddr = (buf[4] << 8) + buf[5];
val_read = (buf[2] << 8) + buf[3];
kfree(buf);
if (val_read != val) {
dev_info(&client->dev, "invalid fp write %x %x\n",
val_read, val);
return -EFAULT;
}
if (subaddr != addr) {
dev_info(&client->dev, "invalid fp write addr %x %x\n",
subaddr, addr);
return -EFAULT;
}
} else {
kfree(buf);
return -EFAULT;
}
/* save last 12b value */
if (addr == 0x12b)
dec->reg12b_val = val;
return 0;
}
static int read_reg_fp(struct i2c_client *client, u16 addr, u16 *val)
{
struct go7007 *go = i2c_get_adapdata(client->adapter);
struct go7007_usb *usb;
int rc;
u8 *buf;
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);
usb = go->hpi_context;
if (mutex_lock_interruptible(&usb->i2c_lock) != 0) {
dev_info(&client->dev, "i2c lock failed\n");
kfree(buf);
return -EINTR;
}
rc = go7007_usb_vendor_request(go, 0x58, addr, 0, buf, 16, 1);
mutex_unlock(&usb->i2c_lock);
if (rc < 0) {
kfree(buf);
return rc;
}
*val = (buf[0] << 8) | buf[1];
kfree(buf);
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) {
dev_info(&client->dev, "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) {
dev_info(&client->dev, "failed fp\n");
return -1;
}
}
return 0;
}
/* ------------------------------------------------------------------------- */
static int s2250_s_video_routing(struct v4l2_subdev *sd, u32 input, u32 output,
u32 config)
{
struct s2250 *state = to_state(sd);
struct i2c_client *client = v4l2_get_subdevdata(sd);
int vidsys;
vidsys = (state->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 if (input == 1) {
/* S-Video */
write_reg_fp(client, 0x20, 0x040 | vidsys);
write_reg_fp(client, 0x21, 0x666);
write_reg_fp(client, 0x140, 0x060);
} else {
return -EINVAL;
}
state->input = input;
return 0;
}
static int s2250_s_std(struct v4l2_subdev *sd, v4l2_std_id norm)
{
struct s2250 *state = to_state(sd);
struct i2c_client *client = v4l2_get_subdevdata(sd);
u16 vidsource;
vidsource = (state->input == 1) ? 0x040 : 0x020;
if (norm & V4L2_STD_625_50) {
write_regs_fp(client, vid_regs_fp);
write_regs_fp(client, vid_regs_fp_pal);
write_reg_fp(client, 0x20, vidsource);
} else {
write_regs_fp(client, vid_regs_fp);
write_reg_fp(client, 0x20, vidsource | 1);
}
state->std = norm;
return 0;
}
static int s2250_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct s2250 *state = container_of(ctrl->handler, struct s2250, hdl);
struct i2c_client *client = v4l2_get_subdevdata(&state->sd);
u16 oldvalue;
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
read_reg_fp(client, VPX322_ADDR_BRIGHTNESS0, &oldvalue);
write_reg_fp(client, VPX322_ADDR_BRIGHTNESS0,
ctrl->val | (oldvalue & ~0xff));
read_reg_fp(client, VPX322_ADDR_BRIGHTNESS1, &oldvalue);
write_reg_fp(client, VPX322_ADDR_BRIGHTNESS1,
ctrl->val | (oldvalue & ~0xff));
write_reg_fp(client, 0x140, 0x60);
break;
case V4L2_CID_CONTRAST:
read_reg_fp(client, VPX322_ADDR_CONTRAST0, &oldvalue);
write_reg_fp(client, VPX322_ADDR_CONTRAST0,
ctrl->val | (oldvalue & ~0x3f));
read_reg_fp(client, VPX322_ADDR_CONTRAST1, &oldvalue);
write_reg_fp(client, VPX322_ADDR_CONTRAST1,
ctrl->val | (oldvalue & ~0x3f));
write_reg_fp(client, 0x140, 0x60);
break;
case V4L2_CID_SATURATION:
write_reg_fp(client, VPX322_ADDR_SAT, ctrl->val);
break;
case V4L2_CID_HUE:
write_reg_fp(client, VPX322_ADDR_HUE, ctrl->val);
break;
default:
return -EINVAL;
}
return 0;
}
static int s2250_set_fmt(struct v4l2_subdev *sd,
struct v4l2_subdev_pad_config *cfg,
struct v4l2_subdev_format *format)
{
struct v4l2_mbus_framefmt *fmt = &format->format;
struct s2250 *state = to_state(sd);
struct i2c_client *client = v4l2_get_subdevdata(sd);
if (format->pad)
return -EINVAL;
if (format->which == V4L2_SUBDEV_FORMAT_TRY)
return 0;
if (fmt->height < 640) {
write_reg_fp(client, 0x12b, state->reg12b_val | 0x400);
write_reg_fp(client, 0x140, 0x060);
} else {
write_reg_fp(client, 0x12b, state->reg12b_val & ~0x400);
write_reg_fp(client, 0x140, 0x060);
}
return 0;
}
static int s2250_s_audio_routing(struct v4l2_subdev *sd, u32 input, u32 output,
u32 config)
{
struct s2250 *state = to_state(sd);
switch (input) {
case 0:
write_reg(state->audio, 0x08, 0x02); /* Line In */
break;
case 1:
write_reg(state->audio, 0x08, 0x04); /* Mic */
break;
case 2:
write_reg(state->audio, 0x08, 0x05); /* Mic Boost */
break;
default:
return -EINVAL;
}
state->audio_input = input;
return 0;
}
static int s2250_log_status(struct v4l2_subdev *sd)
{
struct s2250 *state = to_state(sd);
v4l2_info(sd, "Standard: %s\n", state->std == V4L2_STD_NTSC ? "NTSC" :
state->std == V4L2_STD_PAL ? "PAL" :
state->std == V4L2_STD_SECAM ? "SECAM" :
"unknown");
v4l2_info(sd, "Input: %s\n", state->input == 0 ? "Composite" :
state->input == 1 ? "S-video" :
"error");
v4l2_info(sd, "Audio input: %s\n", state->audio_input == 0 ? "Line In" :
state->audio_input == 1 ? "Mic" :
state->audio_input == 2 ? "Mic Boost" :
"error");
return v4l2_ctrl_subdev_log_status(sd);
}
/* --------------------------------------------------------------------------*/
static const struct v4l2_ctrl_ops s2250_ctrl_ops = {
.s_ctrl = s2250_s_ctrl,
};
static const struct v4l2_subdev_core_ops s2250_core_ops = {
.log_status = s2250_log_status,
};
static const struct v4l2_subdev_audio_ops s2250_audio_ops = {
.s_routing = s2250_s_audio_routing,
};
static const struct v4l2_subdev_video_ops s2250_video_ops = {
.s_std = s2250_s_std,
.s_routing = s2250_s_video_routing,
};
static const struct v4l2_subdev_pad_ops s2250_pad_ops = {
.set_fmt = s2250_set_fmt,
};
static const struct v4l2_subdev_ops s2250_ops = {
.core = &s2250_core_ops,
.audio = &s2250_audio_ops,
.video = &s2250_video_ops,
.pad = &s2250_pad_ops,
};
/* --------------------------------------------------------------------------*/
static int s2250_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct i2c_client *audio;
struct i2c_adapter *adapter = client->adapter;
struct s2250 *state;
struct v4l2_subdev *sd;
u8 *data;
struct go7007 *go = i2c_get_adapdata(adapter);
struct go7007_usb *usb = go->hpi_context;
int err = -EIO;
audio = i2c_new_dummy(adapter, TLV320_ADDRESS >> 1);
if (audio == NULL)
return -ENOMEM;
state = kzalloc(sizeof(struct s2250), GFP_KERNEL);
if (state == NULL) {
i2c_unregister_device(audio);
return -ENOMEM;
}
sd = &state->sd;
v4l2_i2c_subdev_init(sd, client, &s2250_ops);
v4l2_info(sd, "initializing %s at address 0x%x on %s\n",
"Sensoray 2250/2251", client->addr, client->adapter->name);
v4l2_ctrl_handler_init(&state->hdl, 4);
v4l2_ctrl_new_std(&state->hdl, &s2250_ctrl_ops,
V4L2_CID_BRIGHTNESS, -128, 127, 1, 0);
v4l2_ctrl_new_std(&state->hdl, &s2250_ctrl_ops,
V4L2_CID_CONTRAST, 0, 0x3f, 1, 0x32);
v4l2_ctrl_new_std(&state->hdl, &s2250_ctrl_ops,
V4L2_CID_SATURATION, 0, 4094, 1, 2070);
v4l2_ctrl_new_std(&state->hdl, &s2250_ctrl_ops,
V4L2_CID_HUE, -512, 511, 1, 0);
sd->ctrl_handler = &state->hdl;
if (state->hdl.error) {
err = state->hdl.error;
goto fail;
}
state->std = V4L2_STD_NTSC;
state->brightness = 50;
state->contrast = 50;
state->saturation = 50;
state->hue = 0;
state->audio = audio;
/* initialize the audio */
if (write_regs(audio, aud_regs) < 0) {
dev_err(&client->dev, "error initializing audio\n");
goto fail;
}
if (write_regs(client, vid_regs) < 0) {
dev_err(&client->dev, "error initializing decoder\n");
goto fail;
}
if (write_regs_fp(client, vid_regs_fp) < 0) {
dev_err(&client->dev, "error initializing decoder\n");
goto fail;
}
/* 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 */
state->audio_input = 0;
write_reg(client, 0x08, 0x02); /* Line In */
if (mutex_lock_interruptible(&usb->i2c_lock) == 0) {
data = kzalloc(16, GFP_KERNEL);
if (data != NULL) {
int 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);
}
mutex_unlock(&usb->i2c_lock);
}
v4l2_info(sd, "initialized successfully\n");
return 0;
fail:
i2c_unregister_device(audio);
v4l2_ctrl_handler_free(&state->hdl);
kfree(state);
return err;
}
static int s2250_remove(struct i2c_client *client)
{
struct s2250 *state = to_state(i2c_get_clientdata(client));
v4l2_device_unregister_subdev(&state->sd);
v4l2_ctrl_handler_free(&state->hdl);
kfree(state);
return 0;
}
static const struct i2c_device_id s2250_id[] = {
{ "s2250", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, s2250_id);
static struct i2c_driver s2250_driver = {
.driver = {
.name = "s2250",
},
.probe = s2250_probe,
.remove = s2250_remove,
.id_table = s2250_id,
};
module_i2c_driver(s2250_driver);