int i915_driver_unload(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int ret;
ret = i915_gem_suspend(dev);
if (ret) {
DRM_ERROR("failed to idle hardware: %d\n", ret);
return ret;
}
intel_power_domains_fini(dev_priv);
intel_gpu_ips_teardown();
i915_teardown_sysfs(dev);
WARN_ON(unregister_oom_notifier(&dev_priv->mm.oom_notifier));
unregister_shrinker(&dev_priv->mm.shrinker);
io_mapping_free(dev_priv->gtt.mappable);
arch_phys_wc_del(dev_priv->gtt.mtrr);
acpi_video_unregister();
if (drm_core_check_feature(dev, DRIVER_MODESET))
intel_fbdev_fini(dev);
drm_vblank_cleanup(dev);
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
intel_modeset_cleanup(dev);
/*
* free the memory space allocated for the child device
* config parsed from VBT
*/
if (dev_priv->vbt.child_dev && dev_priv->vbt.child_dev_num) {
kfree(dev_priv->vbt.child_dev);
dev_priv->vbt.child_dev = NULL;
dev_priv->vbt.child_dev_num = 0;
}
vga_switcheroo_unregister_client(dev->pdev);
vga_client_register(dev->pdev, NULL, NULL, NULL);
}
/* Free error state after interrupts are fully disabled. */
del_timer_sync(&dev_priv->gpu_error.hangcheck_timer);
cancel_work_sync(&dev_priv->gpu_error.work);
i915_destroy_error_state(dev);
if (dev->pdev->msi_enabled)
pci_disable_msi(dev->pdev);
intel_opregion_fini(dev);
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
/* Flush any outstanding unpin_work. */
flush_workqueue(dev_priv->wq);
mutex_lock(&dev->struct_mutex);
i915_gem_cleanup_ringbuffer(dev);
i915_gem_context_fini(dev);
mutex_unlock(&dev->struct_mutex);
i915_gem_cleanup_stolen(dev);
}
intel_teardown_gmbus(dev);
intel_teardown_mchbar(dev);
destroy_workqueue(dev_priv->dp_wq);
destroy_workqueue(dev_priv->wq);
pm_qos_remove_request(&dev_priv->pm_qos);
i915_global_gtt_cleanup(dev);
intel_uncore_fini(dev);
if (dev_priv->regs != NULL)
pci_iounmap(dev->pdev, dev_priv->regs);
if (dev_priv->slab)
kmem_cache_destroy(dev_priv->slab);
pci_dev_put(dev_priv->bridge_dev);
kfree(dev_priv);
return 0;
}
void hv_kvp_deinit(void)
{
cn_del_callback(&kvp_id);
cancel_delayed_work_sync(&kvp_work);
cancel_work_sync(&kvp_sendkey_work);
}
static int cx18_probe(struct pci_dev *pci_dev,
const struct pci_device_id *pci_id)
{
int retval = 0;
int i;
u32 devtype;
struct cx18 *cx;
/* FIXME - module parameter arrays constrain max instances */
i = atomic_inc_return(&cx18_instance) - 1;
if (i >= CX18_MAX_CARDS) {
printk(KERN_ERR "cx18: cannot manage card %d, driver has a "
"limit of 0 - %d\n", i, CX18_MAX_CARDS - 1);
return -ENOMEM;
}
cx = kzalloc(sizeof(struct cx18), GFP_ATOMIC);
if (cx == NULL) {
printk(KERN_ERR "cx18: cannot manage card %d, out of memory\n",
i);
return -ENOMEM;
}
cx->pci_dev = pci_dev;
cx->instance = i;
retval = v4l2_device_register(&pci_dev->dev, &cx->v4l2_dev);
if (retval) {
printk(KERN_ERR "cx18: v4l2_device_register of card %d failed"
"\n", cx->instance);
kfree(cx);
return retval;
}
snprintf(cx->v4l2_dev.name, sizeof(cx->v4l2_dev.name), "cx18-%d",
cx->instance);
CX18_INFO("Initializing card %d\n", cx->instance);
cx18_process_options(cx);
if (cx->options.cardtype == -1) {
retval = -ENODEV;
goto err;
}
retval = cx18_init_struct1(cx);
if (retval)
goto err;
CX18_DEBUG_INFO("base addr: 0x%llx\n", (u64)cx->base_addr);
/* PCI Device Setup */
retval = cx18_setup_pci(cx, pci_dev, pci_id);
if (retval != 0)
goto free_workqueues;
/* map io memory */
CX18_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n",
(u64)cx->base_addr + CX18_MEM_OFFSET, CX18_MEM_SIZE);
cx->enc_mem = ioremap_nocache(cx->base_addr + CX18_MEM_OFFSET,
CX18_MEM_SIZE);
if (!cx->enc_mem) {
CX18_ERR("ioremap failed. Can't get a window into CX23418 "
"memory and register space\n");
CX18_ERR("Each capture card with a CX23418 needs 64 MB of "
"vmalloc address space for the window\n");
CX18_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n");
CX18_ERR("Use the vmalloc= kernel command line option to set "
"VmallocTotal to a larger value\n");
retval = -ENOMEM;
goto free_mem;
}
cx->reg_mem = cx->enc_mem + CX18_REG_OFFSET;
devtype = cx18_read_reg(cx, 0xC72028);
switch (devtype & 0xff000000) {
case 0xff000000:
CX18_INFO("cx23418 revision %08x (A)\n", devtype);
break;
case 0x01000000:
CX18_INFO("cx23418 revision %08x (B)\n", devtype);
break;
default:
CX18_INFO("cx23418 revision %08x (Unknown)\n", devtype);
break;
}
cx18_init_power(cx, 1);
cx18_init_memory(cx);
cx->scb = (struct cx18_scb __iomem *)(cx->enc_mem + SCB_OFFSET);
cx18_init_scb(cx);
cx18_gpio_init(cx);
/* Initialize integrated A/V decoder early to set PLLs, just in case */
retval = cx18_av_probe(cx);
if (retval) {
CX18_ERR("Could not register A/V decoder subdevice\n");
goto free_map;
}
/* Initialize GPIO Reset Controller to do chip resets during i2c init */
if (cx->card->hw_all & CX18_HW_GPIO_RESET_CTRL) {
if (cx18_gpio_register(cx, CX18_HW_GPIO_RESET_CTRL) != 0)
CX18_WARN("Could not register GPIO reset controller"
"subdevice; proceeding anyway.\n");
else
cx->hw_flags |= CX18_HW_GPIO_RESET_CTRL;
}
/* active i2c */
CX18_DEBUG_INFO("activating i2c...\n");
retval = init_cx18_i2c(cx);
if (retval) {
CX18_ERR("Could not initialize i2c\n");
goto free_map;
}
if (cx->card->hw_all & CX18_HW_TVEEPROM) {
/* Based on the model number the cardtype may be changed.
The PCI IDs are not always reliable. */
const struct cx18_card *orig_card = cx->card;
cx18_process_eeprom(cx);
if (cx->card != orig_card) {
/* Changed the cardtype; re-reset the I2C chips */
cx18_gpio_init(cx);
cx18_call_hw(cx, CX18_HW_GPIO_RESET_CTRL,
core, reset, (u32) CX18_GPIO_RESET_I2C);
}
}
if (cx->card->comment)
CX18_INFO("%s", cx->card->comment);
if (cx->card->v4l2_capabilities == 0) {
retval = -ENODEV;
goto free_i2c;
}
cx18_init_memory(cx);
cx18_init_scb(cx);
/* Register IRQ */
retval = request_irq(cx->pci_dev->irq, cx18_irq_handler,
IRQF_SHARED | IRQF_DISABLED,
cx->v4l2_dev.name, (void *)cx);
if (retval) {
CX18_ERR("Failed to register irq %d\n", retval);
goto free_i2c;
}
if (cx->std == 0)
cx->std = V4L2_STD_NTSC_M;
if (cx->options.tuner == -1) {
for (i = 0; i < CX18_CARD_MAX_TUNERS; i++) {
if ((cx->std & cx->card->tuners[i].std) == 0)
continue;
cx->options.tuner = cx->card->tuners[i].tuner;
break;
}
}
/* if no tuner was found, then pick the first tuner in the card list */
if (cx->options.tuner == -1 && cx->card->tuners[0].std) {
cx->std = cx->card->tuners[0].std;
if (cx->std & V4L2_STD_PAL)
cx->std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H;
else if (cx->std & V4L2_STD_NTSC)
cx->std = V4L2_STD_NTSC_M;
else if (cx->std & V4L2_STD_SECAM)
cx->std = V4L2_STD_SECAM_L;
cx->options.tuner = cx->card->tuners[0].tuner;
}
if (cx->options.radio == -1)
cx->options.radio = (cx->card->radio_input.audio_type != 0);
/* The card is now fully identified, continue with card-specific
initialization. */
cx18_init_struct2(cx);
cx18_init_subdevs(cx);
if (cx->std & V4L2_STD_525_60)
cx->is_60hz = 1;
else
cx->is_50hz = 1;
cx2341x_handler_set_50hz(&cx->cxhdl, !cx->is_60hz);
if (cx->options.radio > 0)
cx->v4l2_cap |= V4L2_CAP_RADIO;
if (cx->options.tuner > -1) {
struct tuner_setup setup;
setup.addr = ADDR_UNSET;
setup.type = cx->options.tuner;
setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */
if (cx->options.radio > 0)
setup.mode_mask |= T_RADIO;
setup.tuner_callback = (setup.type == TUNER_XC2028) ?
cx18_reset_tuner_gpio : NULL;
cx18_call_all(cx, tuner, s_type_addr, &setup);
if (setup.type == TUNER_XC2028) {
static struct xc2028_ctrl ctrl = {
.fname = XC2028_DEFAULT_FIRMWARE,
.max_len = 64,
};
struct v4l2_priv_tun_config cfg = {
.tuner = cx->options.tuner,
.priv = &ctrl,
};
cx18_call_all(cx, tuner, s_config, &cfg);
}
}
/* The tuner is fixed to the standard. The other inputs (e.g. S-Video)
are not. */
cx->tuner_std = cx->std;
if (cx->std == V4L2_STD_ALL)
cx->std = V4L2_STD_NTSC_M;
retval = cx18_streams_setup(cx);
if (retval) {
CX18_ERR("Error %d setting up streams\n", retval);
goto free_irq;
}
retval = cx18_streams_register(cx);
if (retval) {
CX18_ERR("Error %d registering devices\n", retval);
goto free_streams;
}
CX18_INFO("Initialized card: %s\n", cx->card_name);
/* Load cx18 submodules (cx18-alsa) */
request_modules(cx);
return 0;
free_streams:
cx18_streams_cleanup(cx, 1);
free_irq:
free_irq(cx->pci_dev->irq, (void *)cx);
free_i2c:
exit_cx18_i2c(cx);
free_map:
cx18_iounmap(cx);
free_mem:
release_mem_region(cx->base_addr, CX18_MEM_SIZE);
free_workqueues:
destroy_workqueue(cx->in_work_queue);
err:
if (retval == 0)
retval = -ENODEV;
CX18_ERR("Error %d on initialization\n", retval);
v4l2_device_unregister(&cx->v4l2_dev);
kfree(cx);
return retval;
}
int cx18_init_on_first_open(struct cx18 *cx)
{
int video_input;
int fw_retry_count = 3;
struct v4l2_frequency vf;
struct cx18_open_id fh;
v4l2_std_id std;
fh.cx = cx;
if (test_bit(CX18_F_I_FAILED, &cx->i_flags))
return -ENXIO;
if (test_and_set_bit(CX18_F_I_INITED, &cx->i_flags))
return 0;
while (--fw_retry_count > 0) {
/* load firmware */
if (cx18_firmware_init(cx) == 0)
break;
if (fw_retry_count > 1)
CX18_WARN("Retry loading firmware\n");
}
if (fw_retry_count == 0) {
set_bit(CX18_F_I_FAILED, &cx->i_flags);
return -ENXIO;
}
set_bit(CX18_F_I_LOADED_FW, &cx->i_flags);
/*
* Init the firmware twice to work around a silicon bug
* with the digital TS.
*
* The second firmware load requires us to normalize the APU state,
* or the audio for the first analog capture will be badly incorrect.
*
* I can't seem to call APU_RESETAI and have it succeed without the
* APU capturing audio, so we start and stop it here to do the reset
*/
/* MPEG Encoding, 224 kbps, MPEG Layer II, 48 ksps */
cx18_vapi(cx, CX18_APU_START, 2, CX18_APU_ENCODING_METHOD_MPEG|0xb9, 0);
cx18_vapi(cx, CX18_APU_RESETAI, 0);
cx18_vapi(cx, CX18_APU_STOP, 1, CX18_APU_ENCODING_METHOD_MPEG);
fw_retry_count = 3;
while (--fw_retry_count > 0) {
/* load firmware */
if (cx18_firmware_init(cx) == 0)
break;
if (fw_retry_count > 1)
CX18_WARN("Retry loading firmware\n");
}
if (fw_retry_count == 0) {
set_bit(CX18_F_I_FAILED, &cx->i_flags);
return -ENXIO;
}
/*
* The second firmware load requires us to normalize the APU state,
* or the audio for the first analog capture will be badly incorrect.
*
* I can't seem to call APU_RESETAI and have it succeed without the
* APU capturing audio, so we start and stop it here to do the reset
*/
/* MPEG Encoding, 224 kbps, MPEG Layer II, 48 ksps */
cx18_vapi(cx, CX18_APU_START, 2, CX18_APU_ENCODING_METHOD_MPEG|0xb9, 0);
cx18_vapi(cx, CX18_APU_RESETAI, 0);
cx18_vapi(cx, CX18_APU_STOP, 1, CX18_APU_ENCODING_METHOD_MPEG);
/* Init the A/V decoder, if it hasn't been already */
v4l2_subdev_call(cx->sd_av, core, load_fw);
vf.tuner = 0;
vf.type = V4L2_TUNER_ANALOG_TV;
vf.frequency = 6400; /* the tuner 'baseline' frequency */
/* Set initial frequency. For PAL/SECAM broadcasts no
'default' channel exists AFAIK. */
if (cx->std == V4L2_STD_NTSC_M_JP)
vf.frequency = 1460; /* ch. 1 91250*16/1000 */
else if (cx->std & V4L2_STD_NTSC_M)
vf.frequency = 1076; /* ch. 4 67250*16/1000 */
video_input = cx->active_input;
cx->active_input++; /* Force update of input */
cx18_s_input(NULL, &fh, video_input);
/* Let the VIDIOC_S_STD ioctl do all the work, keeps the code
in one place. */
cx->std++; /* Force full standard initialization */
std = (cx->tuner_std == V4L2_STD_ALL) ? V4L2_STD_NTSC_M : cx->tuner_std;
cx18_s_std(NULL, &fh, std);
cx18_s_frequency(NULL, &fh, &vf);
return 0;
}
static void cx18_cancel_in_work_orders(struct cx18 *cx)
{
int i;
for (i = 0; i < CX18_MAX_IN_WORK_ORDERS; i++)
cancel_work_sync(&cx->in_work_order[i].work);
}
void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev)
{
clear_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags);
/*
* Stop rfkill polling.
*/
if (!test_bit(REQUIRE_DELAYED_RFKILL, &rt2x00dev->cap_flags))
rt2x00rfkill_unregister(rt2x00dev);
/*
* Disable radio.
*/
rt2x00lib_disable_radio(rt2x00dev);
/*
* Stop all work.
*/
cancel_work_sync(&rt2x00dev->intf_work);
cancel_delayed_work_sync(&rt2x00dev->autowakeup_work);
cancel_work_sync(&rt2x00dev->sleep_work);
if (rt2x00_is_usb(rt2x00dev)) {
hrtimer_cancel(&rt2x00dev->txstatus_timer);
cancel_work_sync(&rt2x00dev->rxdone_work);
cancel_work_sync(&rt2x00dev->txdone_work);
}
if (rt2x00dev->workqueue)
destroy_workqueue(rt2x00dev->workqueue);
/*
* Free the tx status fifo.
*/
kfifo_free(&rt2x00dev->txstatus_fifo);
/*
* Kill the tx status tasklet.
*/
tasklet_kill(&rt2x00dev->txstatus_tasklet);
tasklet_kill(&rt2x00dev->pretbtt_tasklet);
tasklet_kill(&rt2x00dev->tbtt_tasklet);
tasklet_kill(&rt2x00dev->rxdone_tasklet);
tasklet_kill(&rt2x00dev->autowake_tasklet);
/*
* Uninitialize device.
*/
rt2x00lib_uninitialize(rt2x00dev);
/*
* Free extra components
*/
rt2x00debug_deregister(rt2x00dev);
rt2x00leds_unregister(rt2x00dev);
/*
* Free ieee80211_hw memory.
*/
rt2x00lib_remove_hw(rt2x00dev);
/*
* Free firmware image.
*/
rt2x00lib_free_firmware(rt2x00dev);
/*
* Free queue structures.
*/
rt2x00queue_free(rt2x00dev);
/*
* Free the driver data.
*/
if (rt2x00dev->drv_data)
kfree(rt2x00dev->drv_data);
}
static int mma8452_probe(struct i2c_client *client, const struct i2c_device_id *id)
{
struct mma8452_data *mma8452;
struct mma8452_platform_data *pdata = pdata = client->dev.platform_data;
int err;
char devid;
mmaprintkf("%s enter\n",__FUNCTION__);
mma8452 = kzalloc(sizeof(struct mma8452_data), GFP_KERNEL);
if (!mma8452) {
mmaprintk("[mma8452]:alloc data failed.\n");
err = -ENOMEM;
goto exit_alloc_data_failed;
}
INIT_WORK(&mma8452->work, mma8452_work_func);
INIT_DELAYED_WORK(&mma8452->delaywork, mma8452_delaywork_func);
memset(&(mma8452->sense_data), 0, sizeof(struct mma8452_axis) );
mutex_init(&(mma8452->sense_data_mutex) );
atomic_set(&(mma8452->data_ready), 0);
init_waitqueue_head(&(mma8452->data_ready_wq) );
mma8452->start_count = 0;
mutex_init(&(mma8452->operation_mutex) );
mma8452->status = MMA8452_CLOSE;
mma8452->client = client;
i2c_set_clientdata(client, mma8452);
this_client = client;
devid = mma8452_get_devid(this_client);
if ((MMA8452_DEVID != devid) && (MMA8451_DEVID != devid)) {
pr_info("mma8452: invalid devid\n");
goto exit_invalid_devid;
}
err = mma8452_init_client(client);
if (err < 0) {
mmaprintk(KERN_ERR
"mma8452_probe: mma8452_init_client failed\n");
goto exit_request_gpio_irq_failed;
}
mma8452->input_dev = input_allocate_device();
if (!mma8452->input_dev) {
err = -ENOMEM;
mmaprintk(KERN_ERR
"mma8452_probe: Failed to allocate input device\n");
goto exit_input_allocate_device_failed;
}
set_bit(EV_ABS, mma8452->input_dev->evbit);
/* x-axis acceleration */
input_set_abs_params(mma8452->input_dev, ABS_X, -2000, 2000, 0, 0); //2g full scale range
/* y-axis acceleration */
input_set_abs_params(mma8452->input_dev, ABS_Y, -2000, 2000, 0, 0); //2g full scale range
/* z-axis acceleration */
input_set_abs_params(mma8452->input_dev, ABS_Z, -2000, 2000, 0, 0); //2g full scale range
// mma8452->input_dev->name = "compass";
mma8452->input_dev->name = "gsensor";
mma8452->input_dev->dev.parent = &client->dev;
err = input_register_device(mma8452->input_dev);
if (err < 0) {
mmaprintk(KERN_ERR
"mma8452_probe: Unable to register input device: %s\n",
mma8452->input_dev->name);
goto exit_input_register_device_failed;
}
mma8452_device.parent = &client->dev;
err = misc_register(&mma8452_device);
if (err < 0) {
mmaprintk(KERN_ERR
"mma8452_probe: mmad_device register failed\n");
goto exit_misc_device_register_mma8452_device_failed;
}
err = gsensor_sysfs_init();
if (err < 0) {
mmaprintk(KERN_ERR
"mma8452_probe: gsensor sysfs init failed\n");
goto exit_gsensor_sysfs_init_failed;
}
#ifdef CONFIG_HAS_EARLYSUSPEND
mma8452_early_suspend.suspend = mma8452_suspend;
mma8452_early_suspend.resume = mma8452_resume;
mma8452_early_suspend.level = 0x2;
register_early_suspend(&mma8452_early_suspend);
#endif
printk(KERN_INFO "mma8452 probe ok\n");
#if 0
// mma8452_start_test(this_client);
mma8452_start(client, MMA8452_RATE_12P5);
#endif
return 0;
exit_gsensor_sysfs_init_failed:
misc_deregister(&mma8452_device);
exit_misc_device_register_mma8452_device_failed:
input_unregister_device(mma8452->input_dev);
exit_input_register_device_failed:
input_free_device(mma8452->input_dev);
exit_input_allocate_device_failed:
free_irq(client->irq, mma8452);
exit_request_gpio_irq_failed:
cancel_delayed_work_sync(&mma8452->delaywork);
cancel_work_sync(&mma8452->work);
exit_invalid_devid:
kfree(mma8452);
exit_alloc_data_failed:
;
mmaprintk("%s error\n",__FUNCTION__);
return -1;
}
static int __devinit adp8860_led_probe(struct i2c_client *client)
{
struct adp8860_backlight_platform_data *pdata =
client->dev.platform_data;
struct adp8860_bl *data = i2c_get_clientdata(client);
struct adp8860_led *led, *led_dat;
struct led_info *cur_led;
int ret, i;
led = kzalloc(sizeof(*led) * pdata->num_leds, GFP_KERNEL);
if (led == NULL) {
dev_err(&client->dev, "failed to alloc memory\n");
return -ENOMEM;
}
ret = adp8860_write(client, ADP8860_ISCFR, pdata->led_fade_law);
ret = adp8860_write(client, ADP8860_ISCT1,
(pdata->led_on_time & 0x3) << 6);
ret |= adp8860_write(client, ADP8860_ISCF,
FADE_VAL(pdata->led_fade_in, pdata->led_fade_out));
if (ret) {
dev_err(&client->dev, "failed to write\n");
goto err_free;
}
for (i = 0; i < pdata->num_leds; ++i) {
cur_led = &pdata->leds[i];
led_dat = &led[i];
led_dat->id = cur_led->flags & ADP8860_FLAG_LED_MASK;
if (led_dat->id > 7 || led_dat->id < 1) {
dev_err(&client->dev, "Invalid LED ID %d\n",
led_dat->id);
goto err;
}
if (pdata->bl_led_assign & (1 << (led_dat->id - 1))) {
dev_err(&client->dev, "LED %d used by Backlight\n",
led_dat->id);
goto err;
}
led_dat->cdev.name = cur_led->name;
led_dat->cdev.default_trigger = cur_led->default_trigger;
led_dat->cdev.brightness_set = adp8860_led_set;
led_dat->cdev.brightness = LED_OFF;
led_dat->flags = cur_led->flags >> FLAG_OFFT_SHIFT;
led_dat->client = client;
led_dat->new_brightness = LED_OFF;
INIT_WORK(&led_dat->work, adp8860_led_work);
ret = led_classdev_register(&client->dev, &led_dat->cdev);
if (ret) {
dev_err(&client->dev, "failed to register LED %d\n",
led_dat->id);
goto err;
}
ret = adp8860_led_setup(led_dat);
if (ret) {
dev_err(&client->dev, "failed to write\n");
i++;
goto err;
}
}
data->led = led;
return 0;
err:
for (i = i - 1; i >= 0; --i) {
led_classdev_unregister(&led[i].cdev);
cancel_work_sync(&led[i].work);
}
err_free:
kfree(led);
return ret;
}
u32 rda_hif_sdio_probe(MTK_WCN_HIF_SDIO_CLTCTX cltCtx, MTK_WCN_HIF_SDIO_FUNCINFO* funcInfo)
{
struct if_sdio_card *card = NULL;
struct rda5890_private *priv = NULL;
struct if_sdio_packet *packet = NULL;
int ret = -1;
unsigned long flags;
RDA5890_DBGLAP(RDA5890_DA_SDIO, RDA5890_DL_DEBUG,
"%s >>>\n", __func__);
printk(KERN_INFO "20120905 RDA5890: SDIO card attached func num %d block size %d \n", funcInfo->func_num, funcInfo->blk_sz);
if(gCard)
{
RDA5890_ERRP("rda5890 sdio has probed \n");
return 0;
}
card = kzalloc(sizeof(struct if_sdio_card), GFP_KERNEL);
if (!card) {
RDA5890_ERRP("kzalloc fail\n");
return -ENOMEM;
}
card->func = NULL;
spin_lock_init(&card->lock);
atomic_set(&card->wid_complete_flag, 0);
INIT_WORK(&card->packet_worker, if_sdio_host_to_card_worker);
card->work_thread = create_singlethread_workqueue("rda5890_if_sdio_worker");
#ifdef WIFI_POWER_MANAGER
atomic_set(&card->sleep_work_is_active, 0);
INIT_DELAYED_WORK(&card->sleep_work, if_sdio_sleep_worker);
#endif
#ifdef WIFI_UNLOCK_SYSTEM
atomic_set(&wake_lock_counter, 0);
wake_lock_init(&sleep_worker_wake_lock, WAKE_LOCK_SUSPEND, "RDA_sleep_worker_wake_lock");
#endif
priv = rda5890_add_card(card);
if (!priv) {
RDA5890_ERRP("rda5890_add_card fail\n");
ret = -ENOMEM;
goto remove_card;
}
rda5890_debugfs_init_one(priv);
card->priv = priv;
priv->card = card;
priv->hw_host_to_card = if_sdio_host_to_card;
priv->cltCtx = cltCtx;
priv->version = rda_wlan_version();
priv->version &= 0x1f;
if(priv->version != 4 && priv->version != 7
&& priv->version != 5)
{
RDA5890_ERRP("no correct version exit wlan initiate \n");
goto remove_card;
}
/*
* Enable interrupts now that everything is set up
*/
printk(KERN_INFO " mtk_wcn_hif_sdio_writeb IF_SDIO_FUN1_INT_MASK \n");
ret = mtk_wcn_hif_sdio_writeb(cltCtx, IF_SDIO_FUN1_INT_MASK, 0x07);
if (ret) {
RDA5890_ERRP("enable func interrupt fail\n");
goto remove_card;
}
#ifdef WIFI_TEST_MODE
if(!rda_5990_wifi_in_test_mode())
{
#endif
ret = rda5890_sdio_init(priv);
if(ret < 0)
goto remove_card;
gCard = card;
ret=rda5890_disable_self_cts(priv);
if(ret < 0)
goto remove_card;
ret=rda5890_disable_block_bt(priv);
if(ret < 0)
goto remove_card;
ret = rda5890_set_scan_timeout(priv);
if (ret) {
RDA5890_ERRP("rda5890_set_scan_timeout fail, ret = %d\n", ret);
goto remove_card;
}
ret= rda5890_set_listen_interval(priv, WIFI_LISTEN_INTERVAL);
if(ret < 0)
goto remove_card;
ret = rda5890_set_link_loss_threshold(priv, WIFI_LINK_LOSS_THRESHOLD);
if(ret < 0)
goto remove_card;
ret = rda5890_init_pm(priv);
if(ret < 0)
goto remove_card;
#ifdef WIFI_TEST_MODE
}
else
{
ret = rda5890_set_test_mode(priv);
if(ret < 0)
goto remove_card;
gCard = card;
}
#endif
#ifdef WIFI_SELECT_CHANNEL
// Add for choose operation band, 3rd parameter indicate which band will be used.
// 0/1: channel1-11, 2:channel1-13, 3:channel1-14, other values: channel1-13
#ifdef CHANNEL_11
if (rda5890_generic_set_uchar(priv, 0x0047, 1) < 0)
#elif defined CHANNEL_14
if (rda5890_generic_set_uchar(priv, 0x0047, 3) < 0)
#else /* CHANNEL_13 && others */
if (rda5890_generic_set_uchar(priv, 0x0047, 2) < 0)
#endif
{
RDA5890_ERRP("set op_band failed!\n");
goto remove_card;
}
else
{
#ifdef CHANNEL_11
channel_nums = 11;
#elif defined CHANNEL_12
channel_nums = 12;
#elif defined CHANNEL_14
channel_nums = 14;
#else /* CHANNEL_13 && others */
channel_nums = 13;
#endif
}
#endif
if (sdio_test_flag) {
unsigned char mac_addr[6];
RDA5890_DBGLAP(RDA5890_DA_SDIO, RDA5890_DL_TRACE,
"SDIO TESTING MODE\n");
ret = rda5890_get_mac_addr(priv, mac_addr);
printk(KERN_INFO "Test rda5890_get_mac_addr %x:%x:%x:%x:%x:%x", mac_addr[0],mac_addr[1],mac_addr[2],mac_addr[3],mac_addr[4],mac_addr[5]);
goto done;
}
ret = rda5890_start_card(priv);
if (ret) {
RDA5890_ERRP("rda5890_start_card fail, ret = %d\n", ret);
goto remove_card;
}
done:
printk(KERN_INFO "RDA5890: SDIO card started\n");
out:
RDA5890_DBGLAP(RDA5890_DA_SDIO, RDA5890_DL_DEBUG,
"%s ret:%d <<<\n", __func__, ret);
return ret;
remove_card:
if (atomic_read(&card->wid_complete_flag) && priv)
{
complete(&priv->wid_done);
printk(KERN_INFO "*****RDA5890: probe send wid complete\n");
}
flush_work(&card->packet_worker);
cancel_work_sync(&card->packet_worker);
#ifdef WIFI_POWER_MANAGER
cancel_delayed_work(&card->sleep_work);
#endif
destroy_workqueue(card->work_thread);
if(priv)
rda5890_remove_card(priv);
while (card->packets) {
packet = card->packets;
card->packets = card->packets->next;
kfree(packet);
}
kfree(card);
gCard = NULL;
goto out;
}
void tty_ldisc_hangup(struct tty_struct *tty)
{
struct tty_ldisc *ld;
int reset = tty->driver->flags & TTY_DRIVER_RESET_TERMIOS;
int err = 0;
/*
* FIXME! What are the locking issues here? This may me overdoing
* things... This question is especially important now that we've
* removed the irqlock.
*/
ld = tty_ldisc_ref(tty);
if (ld != NULL) {
/* We may have no line discipline at this point */
if (ld->ops->flush_buffer)
ld->ops->flush_buffer(tty);
tty_driver_flush_buffer(tty);
if ((test_bit(TTY_DO_WRITE_WAKEUP, &tty->flags)) &&
ld->ops->write_wakeup)
ld->ops->write_wakeup(tty);
if (ld->ops->hangup)
ld->ops->hangup(tty);
tty_ldisc_deref(ld);
}
/*
* FIXME: Once we trust the LDISC code better we can wait here for
* ldisc completion and fix the driver call race
*/
wake_up_interruptible_poll(&tty->write_wait, POLLOUT);
wake_up_interruptible_poll(&tty->read_wait, POLLIN);
/*
* Shutdown the current line discipline, and reset it to
* N_TTY if need be.
*
* Avoid racing set_ldisc or tty_ldisc_release
*/
mutex_lock(&tty->ldisc_mutex);
/*
* this is like tty_ldisc_halt, but we need to give up
* the BTM before calling cancel_work_sync, which may
* need to wait for another function taking the BTM
*/
clear_bit(TTY_LDISC, &tty->flags);
tty_unlock();
cancel_work_sync(&tty->buf.work);
mutex_unlock(&tty->ldisc_mutex);
tty_lock();
mutex_lock(&tty->ldisc_mutex);
/* At this point we have a closed ldisc and we want to
reopen it. We could defer this to the next open but
it means auditing a lot of other paths so this is
a FIXME */
if (tty->ldisc) { /* Not yet closed */
if (reset == 0) {
if (!tty_ldisc_reinit(tty, tty->termios->c_line))
err = tty_ldisc_open(tty, tty->ldisc);
else
err = 1;
}
/* If the re-open fails or we reset then go to N_TTY. The
N_TTY open cannot fail */
if (reset || err) {
BUG_ON(tty_ldisc_reinit(tty, N_TTY));
WARN_ON(tty_ldisc_open(tty, tty->ldisc));
}
tty_ldisc_enable(tty);
}
mutex_unlock(&tty->ldisc_mutex);
if (reset)
tty_reset_termios(tty);
}
static int __devinit pm8xxx_tm_probe(struct platform_device *pdev)
{
const struct pm8xxx_tm_core_data *cdata = pdev->dev.platform_data;
struct thermal_zone_device_ops *tz_ops;
struct pm8xxx_tm_chip *chip;
struct resource *res;
int rc = 0;
if (!cdata) {
pr_err("missing core data\n");
return -EINVAL;
}
chip = kzalloc(sizeof(struct pm8xxx_tm_chip), GFP_KERNEL);
if (chip == NULL) {
pr_err("kzalloc() failed.\n");
return -ENOMEM;
}
chip->dev = &pdev->dev;
memcpy(&(chip->cdata), cdata, sizeof(struct pm8xxx_tm_core_data));
res = platform_get_resource_byname(pdev, IORESOURCE_IRQ,
chip->cdata.irq_name_temp_stat);
if (res) {
chip->tempstat_irq = res->start;
} else {
pr_err("temp stat IRQ not specified\n");
goto err_free_chip;
}
res = platform_get_resource_byname(pdev, IORESOURCE_IRQ,
chip->cdata.irq_name_over_temp);
if (res) {
chip->overtemp_irq = res->start;
} else {
pr_err("over temp IRQ not specified\n");
goto err_free_chip;
}
/* Select proper thermal zone ops functions based on ADC type. */
if (chip->cdata.adc_type == PM8XXX_TM_ADC_PM8XXX_ADC)
tz_ops = &pm8xxx_thermal_zone_ops_pm8xxx_adc;
else
tz_ops = &pm8xxx_thermal_zone_ops_no_adc;
chip->tz_dev = thermal_zone_device_register(chip->cdata.tm_name,
TRIP_NUM, chip, tz_ops, 0, 0, 0, 0);
if (chip->tz_dev == NULL) {
pr_err("thermal_zone_device_register() failed.\n");
rc = -ENODEV;
goto err_free_chip;
}
rc = pm8xxx_tm_init_reg(chip);
if (rc < 0)
goto err_free_tz;
rc = pm8xxx_tm_shutdown_override(chip, SOFTWARE_OVERRIDE_DISABLED);
if (rc < 0)
goto err_free_tz;
if (chip->cdata.adc_type == PM8XXX_TM_ADC_NONE) {
rc = pm8xxx_tm_init_temp_no_adc(chip);
if (rc < 0)
goto err_free_tz;
}
/* Start in HW control; switch to SW control when user changes mode. */
chip->mode = THERMAL_DEVICE_DISABLED;
thermal_zone_device_update(chip->tz_dev);
INIT_WORK(&chip->irq_work, pm8xxx_tm_work);
rc = request_irq(chip->tempstat_irq, pm8xxx_tm_isr, IRQF_TRIGGER_RISING,
chip->cdata.irq_name_temp_stat, chip);
if (rc < 0) {
pr_err("request_irq(%d) failed: %d\n", chip->tempstat_irq, rc);
goto err_cancel_work;
}
rc = request_irq(chip->overtemp_irq, pm8xxx_tm_isr, IRQF_TRIGGER_RISING,
chip->cdata.irq_name_over_temp, chip);
if (rc < 0) {
pr_err("request_irq(%d) failed: %d\n", chip->overtemp_irq, rc);
goto err_free_irq_tempstat;
}
platform_set_drvdata(pdev, chip);
pr_info("OK\n");
return 0;
err_free_irq_tempstat:
free_irq(chip->tempstat_irq, chip);
err_cancel_work:
cancel_work_sync(&chip->irq_work);
err_free_tz:
thermal_zone_device_unregister(chip->tz_dev);
err_free_chip:
kfree(chip);
return rc;
}
static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed)
{
struct ath9k_htc_priv *priv = hw->priv;
struct ath_common *common = ath9k_hw_common(priv->ah);
struct ieee80211_conf *conf = &hw->conf;
bool chip_reset = false;
int ret = 0;
mutex_lock(&priv->mutex);
ath9k_htc_ps_wakeup(priv);
if (changed & IEEE80211_CONF_CHANGE_IDLE) {
mutex_lock(&priv->htc_pm_lock);
priv->ps_idle = !!(conf->flags & IEEE80211_CONF_IDLE);
if (priv->ps_idle)
chip_reset = true;
mutex_unlock(&priv->htc_pm_lock);
}
/*
* Monitor interface should be added before
* IEEE80211_CONF_CHANGE_CHANNEL is handled.
*/
if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
if ((conf->flags & IEEE80211_CONF_MONITOR) &&
!priv->ah->is_monitoring)
ath9k_htc_add_monitor_interface(priv);
else if (priv->ah->is_monitoring)
ath9k_htc_remove_monitor_interface(priv);
}
if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || chip_reset) {
struct ieee80211_channel *curchan = hw->conf.channel;
int pos = curchan->hw_value;
ath_dbg(common, CONFIG, "Set channel: %d MHz\n",
curchan->center_freq);
ath9k_cmn_update_ichannel(&priv->ah->channels[pos],
hw->conf.channel,
hw->conf.channel_type);
if (ath9k_htc_set_channel(priv, hw, &priv->ah->channels[pos]) < 0) {
ath_err(common, "Unable to set channel\n");
ret = -EINVAL;
goto out;
}
}
if (changed & IEEE80211_CONF_CHANGE_PS) {
if (conf->flags & IEEE80211_CONF_PS) {
ath9k_htc_setpower(priv, ATH9K_PM_NETWORK_SLEEP);
priv->ps_enabled = true;
} else {
priv->ps_enabled = false;
cancel_work_sync(&priv->ps_work);
ath9k_htc_setpower(priv, ATH9K_PM_AWAKE);
}
}
if (changed & IEEE80211_CONF_CHANGE_POWER) {
priv->txpowlimit = 2 * conf->power_level;
ath9k_cmn_update_txpow(priv->ah, priv->curtxpow,
priv->txpowlimit, &priv->curtxpow);
}
out:
ath9k_htc_ps_restore(priv);
mutex_unlock(&priv->mutex);
return ret;
}
static int tty_ldisc_halt(struct tty_struct *tty)
{
clear_bit(TTY_LDISC, &tty->flags);
return cancel_work_sync(&tty->buf.work);
}
static int __devinit gpio_keys_probe(struct platform_device *pdev)
{
struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
struct gpio_keys_drvdata *ddata;
struct device *dev = &pdev->dev;
struct input_dev *input;
int i, error, ret;
int wakeup = 0;
struct kobject *keyboard_kobj;
doCheck = true;
printk("[KEY] gpio_keys_probe\n");
ddata = kzalloc(sizeof(struct gpio_keys_drvdata) +
pdata->nbuttons * sizeof(struct gpio_button_data),
GFP_KERNEL);
input = input_allocate_device();
if (!ddata || !input) {
dev_err(dev, "failed to allocate state\n");
error = -ENOMEM;
goto fail1;
}
ddata->input = input;
ddata->n_buttons = pdata->nbuttons;
ddata->enable = pdata->enable;
ddata->disable = pdata->disable;
mutex_init(&ddata->disable_lock);
platform_set_drvdata(pdev, ddata);
input_set_drvdata(input, ddata);
input->name = pdev->name;
input->phys = "gpio-keys/input0";
input->dev.parent = &pdev->dev;
input->open = gpio_keys_open;
input->close = gpio_keys_close;
input->id.bustype = BUS_HOST;
input->id.vendor = 0x0001;
input->id.product = 0x0001;
input->id.version = 0x0100;
#ifdef CONFIG_TOUCHSCREEN_SYNAPTICS_SWEEP2WAKE
if (!strcmp(input->name, "gpio-keys")) {
sweep2wake_setdev(input);
printk(KERN_INFO "[sweep2wake]: set device %s\n", input->name);
}
#endif
PWR_MISTOUCH_gpio = pdata->PWR_MISTOUCH_gpio;
mistouch_gpio_normal = pdata->mistouch_gpio_normal;
mistouch_gpio_active = pdata->mistouch_gpio_active;
if ( PWR_MISTOUCH_gpio ) {
gpio_free(PWR_MISTOUCH_gpio);
ret = gpio_request(PWR_MISTOUCH_gpio, "PWR_MISTOUCH");
if (ret < 0) {
pr_err("[KEY]Requesting GPIO %d failes\n", PWR_MISTOUCH_gpio);
}
if ( mistouch_gpio_normal != NULL )
mistouch_gpio_normal();
else
pr_err("[KEY] mistouch_gpio_normal() is NULL\n");
}
delay_wq = create_singlethread_workqueue("gpio_key_work");
INIT_DELAYED_WORK(&delay_work, Mistouch_powerkey_func);
wake_lock_init(&key_reset_clr_wake_lock, WAKE_LOCK_SUSPEND, "gpio_input_pwr_clear");
/* Enable auto repeat feature of Linux input subsystem */
if (pdata->rep)
__set_bit(EV_REP, input->evbit);
for (i = 0; i < pdata->nbuttons; i++) {
struct gpio_keys_button *button = &pdata->buttons[i];
struct gpio_button_data *bdata = &ddata->data[i];
unsigned int type = button->type ?: EV_KEY;
bdata->input = input;
bdata->button = button;
error = gpio_keys_setup_key(pdev, bdata, button);
if (error)
goto fail2;
if (button->wakeup)
wakeup = 1;
input_set_capability(input, type, button->code);
}
error = sysfs_create_group(&pdev->dev.kobj, &gpio_keys_attr_group);
if (error) {
dev_err(dev, "Unable to export keys/switches, error: %d\n",
error);
goto fail2;
}
keyboard_kobj = kobject_create_and_add("keyboard", NULL);
if (keyboard_kobj == NULL) {
printk(KERN_ERR "[KEY] KEY_ERR: %s: subsystem_register failed\n", __func__);
return -ENOMEM;
}
if (sysfs_create_file(keyboard_kobj, &dev_attr_vol_wakeup.attr))
pr_err("%s: sysfs_create_file error", __func__);
wakeup_bitmask = 0;
set_wakeup = 0;
error = input_register_device(input);
if (error) {
dev_err(dev, "Unable to register input device, error: %d\n",
error);
goto fail3;
}
/* get current state of buttons */
for (i = 0; i < pdata->nbuttons; i++) {
if (KEY_POWER != pdata->buttons[i].code)
gpio_keys_report_event(&ddata->data[i]);
}
input_sync(input);
device_init_wakeup(&pdev->dev, wakeup);
wake_lock_init(&power_key_wake_lock, WAKE_LOCK_SUSPEND, "power_key_wake_lock");
pr_info("[KEY] gpio_keys_probe end.\n");
return 0;
fail3:
sysfs_remove_group(&pdev->dev.kobj, &gpio_keys_attr_group);
fail2:
while (--i >= 0) {
free_irq(gpio_to_irq(pdata->buttons[i].gpio), &ddata->data[i]);
if (ddata->data[i].timer_debounce)
del_timer_sync(&ddata->data[i].timer);
cancel_work_sync(&ddata->data[i].work);
gpio_free(pdata->buttons[i].gpio);
}
platform_set_drvdata(pdev, NULL);
fail1:
input_free_device(input);
kfree(ddata);
return error;
}
void rsnd_dma_stop(struct rsnd_dma *dma)
{
dma->submit_loop = 0;
cancel_work_sync(&dma->work);
dmaengine_terminate_all(dma->chan);
}
static int fjes_change_mtu(struct net_device *netdev, int new_mtu)
{
struct fjes_adapter *adapter = netdev_priv(netdev);
bool running = netif_running(netdev);
struct fjes_hw *hw = &adapter->hw;
unsigned long flags;
int ret = -EINVAL;
int idx, epidx;
for (idx = 0; fjes_support_mtu[idx] != 0; idx++) {
if (new_mtu <= fjes_support_mtu[idx]) {
new_mtu = fjes_support_mtu[idx];
if (new_mtu == netdev->mtu)
return 0;
ret = 0;
break;
}
}
if (ret)
return ret;
if (running) {
spin_lock_irqsave(&hw->rx_status_lock, flags);
for (epidx = 0; epidx < hw->max_epid; epidx++) {
if (epidx == hw->my_epid)
continue;
hw->ep_shm_info[epidx].tx.info->v1i.rx_status &=
~FJES_RX_MTU_CHANGING_DONE;
}
spin_unlock_irqrestore(&hw->rx_status_lock, flags);
netif_tx_stop_all_queues(netdev);
netif_carrier_off(netdev);
cancel_work_sync(&adapter->tx_stall_task);
napi_disable(&adapter->napi);
msleep(1000);
netif_tx_stop_all_queues(netdev);
}
netdev->mtu = new_mtu;
if (running) {
for (epidx = 0; epidx < hw->max_epid; epidx++) {
if (epidx == hw->my_epid)
continue;
spin_lock_irqsave(&hw->rx_status_lock, flags);
fjes_hw_setup_epbuf(&hw->ep_shm_info[epidx].tx,
netdev->dev_addr,
netdev->mtu);
hw->ep_shm_info[epidx].tx.info->v1i.rx_status |=
FJES_RX_MTU_CHANGING_DONE;
spin_unlock_irqrestore(&hw->rx_status_lock, flags);
}
netif_tx_wake_all_queues(netdev);
netif_carrier_on(netdev);
napi_enable(&adapter->napi);
napi_schedule(&adapter->napi);
}
return ret;
}
static int __devinit hym8563_probe(struct i2c_client *client, const struct i2c_device_id *id)
{
int rc = 0;
u8 reg = 0;
struct hym8563 *hym8563;
struct rtc_device *rtc = NULL;
struct rtc_time tm_read, tm = {
.tm_wday = 6,
.tm_year = 111,
.tm_mon = 0,
.tm_mday = 1,
.tm_hour = 12,
.tm_min = 0,
.tm_sec = 0,
};
if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))
return -ENODEV;
hym8563 = kzalloc(sizeof(struct hym8563), GFP_KERNEL);
if (!hym8563) {
return -ENOMEM;
}
gClient = client;
hym8563->client = client;
hym8563->alarm.enabled = 0;
mutex_init(&hym8563->mutex);
wake_lock_init(&hym8563->wake_lock, WAKE_LOCK_SUSPEND, "rtc_hym8563");
i2c_set_clientdata(client, hym8563);
hym8563_init_device(client);
hym8563_enable_count(client, 0);
// check power down
hym8563_i2c_read_regs(client,RTC_SEC,®,1);
if (reg&0x80) {
dev_info(&client->dev, "clock/calendar information is no longer guaranteed\n");
hym8563_set_time(client, &tm);
}
hym8563_read_datetime(client, &tm_read); //read time from hym8563
if(((tm_read.tm_year < 70) | (tm_read.tm_year > 137 )) | (tm_read.tm_mon == -1) | (rtc_valid_tm(&tm_read) != 0)) //if the hym8563 haven't initialized
{
hym8563_set_time(client, &tm); //initialize the hym8563
}
if(gpio_request(client->irq, "rtc gpio"))
{
dev_err(&client->dev, "gpio request fail\n");
gpio_free(client->irq);
goto exit;
}
hym8563->irq = gpio_to_irq(client->irq);
gpio_pull_updown(client->irq,GPIOPullUp);
if (request_threaded_irq(hym8563->irq, NULL, hym8563_wakeup_irq, IRQF_TRIGGER_LOW | IRQF_ONESHOT, client->dev.driver->name, hym8563) < 0)
{
printk("unable to request rtc irq\n");
goto exit;
}
enable_irq_wake(hym8563->irq);
rtc = rtc_device_register(client->name, &client->dev,
&hym8563_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc)) {
rc = PTR_ERR(rtc);
rtc = NULL;
goto exit;
}
hym8563->rtc = rtc;
return 0;
exit:
if (rtc)
rtc_device_unregister(rtc);
if (hym8563) {
wake_lock_destroy(&hym8563->wake_lock);
kfree(hym8563);
}
return rc;
}
static int __devexit hym8563_remove(struct i2c_client *client)
{
struct hym8563 *hym8563 = i2c_get_clientdata(client);
if (hym8563->irq > 0) {
mutex_lock(&hym8563->mutex);
hym8563->exiting = 1;
mutex_unlock(&hym8563->mutex);
free_irq(hym8563->irq, hym8563);
cancel_work_sync(&hym8563->work);
}
rtc_device_unregister(hym8563->rtc);
wake_lock_destroy(&hym8563->wake_lock);
kfree(hym8563);
hym8563 = NULL;
return 0;
}
void hym8563_shutdown(struct i2c_client * client)
{ u8 regs[2];
int ret;
//disable clkout
regs[0] = 0x00;
ret=hym8563_i2c_set_regs(client, RTC_CLKOUT, regs, 1);
if(ret<0)
printk("rtc shutdown is error\n");
}
/**
* tty_port_destroy -- destroy inited port
* @port: tty port to be doestroyed
*
* When a port was initialized using tty_port_init, one has to destroy the
* port by this function. Either indirectly by using tty_port refcounting
* (tty_port_put) or directly if refcounting is not used.
*/
void tty_port_destroy(struct tty_port *port)
{
cancel_work_sync(&port->buf.work);
tty_buffer_free_all(port);
}
static int sunxi_di_probe(struct platform_device *pdev)
{
struct device_node *node = pdev->dev.of_node;
s32 ret;
dprintk(DEBUG_INIT, "%s: enter!!\n", __func__);
if (!of_device_is_available(node)) {
printk("%s: di status disable!!\n", __func__);
return -EPERM;
}
di_data = kzalloc(sizeof(*di_data), GFP_KERNEL);
if (di_data == NULL) {
ret = -ENOMEM;
return ret;
}
atomic_set(&di_data->di_complete, 0);
atomic_set(&di_data->enable, 0);
di_data->mem_in_params.v_addr = NULL;
di_data->mem_out_params.v_addr = NULL;
init_waitqueue_head(&di_data->wait);
s_timer = kmalloc(sizeof(struct timer_list), GFP_KERNEL);
if (!s_timer) {
kfree(di_data);
ret = - ENOMEM;
printk(KERN_ERR " %s FAIL TO Request Time\n", __func__);
return -1;
}
init_timer(s_timer);
s_timer->function = &di_timer_handle;
di_data->time_value = DI_TIMEOUT;
di_wq = create_singlethread_workqueue("di_wq");
if (!di_wq) {
printk(KERN_ERR "Creat DE-Interlace workqueue failed.\n");
ret = -ENOMEM;
goto create_work_err;
}
INIT_WORK(&di_work, di_work_func);
if (sunxi_di_major == -1) {
if ((sunxi_di_major = register_chrdev (0, DI_MODULE_NAME, &sunxi_di_fops)) < 0) {
printk(KERN_ERR "%s: Failed to register character device\n", __func__);
ret = -1;
goto register_chrdev_err;
} else
dprintk(DEBUG_INIT, "%s: sunxi_di_major = %d\n", __func__, sunxi_di_major);
}
di_dev_class = class_create(THIS_MODULE, DI_MODULE_NAME);
if (IS_ERR(di_dev_class))
return -1;
di_device = device_create(di_dev_class, NULL, MKDEV(sunxi_di_major, 0), NULL, DI_MODULE_NAME);
ret = sunxi_di_params_init(pdev);
if (ret) {
printk(KERN_ERR "%s di init params failed!\n", __func__);
goto init_para_err;
}
#ifdef CONFIG_PM
di_data->di_pm_domain.ops.suspend = sunxi_di_suspend;
di_data->di_pm_domain.ops.resume = sunxi_di_resume;
di_device->pm_domain = &(di_data->di_pm_domain);
#endif
ret = sysfs_create_group(&di_device->kobj, &di_attribute_group);
if (ret) {
printk(KERN_ERR "%s di_attribute_group create failed!\n", __func__);
return ret;
}
return 0;
init_para_err:
if (sunxi_di_major > 0) {
device_destroy(di_dev_class, MKDEV(sunxi_di_major, 0));
class_destroy(di_dev_class);
unregister_chrdev(sunxi_di_major, DI_MODULE_NAME);
}
register_chrdev_err:
cancel_work_sync(&di_work);
if (NULL != di_wq) {
flush_workqueue(di_wq);
destroy_workqueue(di_wq);
di_wq = NULL;
}
create_work_err:
kfree(s_timer);
kfree(di_data);
return ret;
}
static int omap_mmc_suspend(struct platform_device *pdev, pm_message_t state)
{
int ret = 0;
int err = 0;
struct mmc_omap_host *host = platform_get_drvdata(pdev);
if (host && host->suspended)
return 0;
if (host) {
host->suspended = 1;
if (host->card_sleep){
dev_dbg(mmc_dev(host->mmc),"has been in sleep status\n");
}
else if (mmc_card_can_sleep(host->mmc)){
err = mmc_card_sleep(host->mmc);
if (err){
dev_dbg(mmc_dev(host->mmc),"MMC sleep command CMD5 return error\n");
}
else{
host->card_sleep = 1;
}
}
if (host->pdata->suspend) {
ret = host->pdata->suspend(&pdev->dev,
host->slot_id);
if (ret) {
dev_dbg(mmc_dev(host->mmc),
"Unable to handle MMC board"
" level suspend\n");
host->suspended = 0;
return ret;
}
}
cancel_work_sync(&host->mmc_carddetect_work);
ret = mmc_suspend_host(host->mmc, state);
if (ret == 0) {
omap_hsmmc_enable_clks(host);
OMAP_HSMMC_WRITE(host->base, ISE, 0);
OMAP_HSMMC_WRITE(host->base, IE, 0);
if (host->id == OMAP_MMC1_DEVID
&& !(OMAP_HSMMC_READ(host->base, HCTL)
& SDVSDET)) {
OMAP_HSMMC_WRITE(host->base, HCTL,
OMAP_HSMMC_READ(host->base, HCTL)
& SDVSCLR);
OMAP_HSMMC_WRITE(host->base, HCTL,
OMAP_HSMMC_READ(host->base, HCTL)
| SDVS30);
OMAP_HSMMC_WRITE(host->base, HCTL,
OMAP_HSMMC_READ(host->base, HCTL)
| SDBP);
}
omap_hsmmc_disable_clks(host);
} else {
host->suspended = 0;
if (host->pdata->resume) {
ret = host->pdata->resume(&pdev->dev,
host->slot_id);
if (ret)
dev_dbg(mmc_dev(host->mmc),
"Unmask interrupt failed\n");
}
}
}
return ret;
}
/**
* This function unloads the brcmsmac driver from the system.
*
* This function unconditionally unloads the brcmsmac driver module from the
* system.
*
*/
static void __exit brcms_module_exit(void)
{
cancel_work_sync(&brcms_driver_work);
bcma_driver_unregister(&brcms_bcma_driver);
brcms_debugfs_exit();
}
static int __devinit regulator_led_probe(struct platform_device *pdev)
{
struct led_max8997_platform_data *pdata = pdev->dev.platform_data;
struct regulator_led *led;
struct regulator *vcc;
int ret = 0;
pr_info("%s\n", __func__);
if (pdata == NULL) {
dev_err(&pdev->dev, "no platform data\n");
return -ENODEV;
}
vcc = regulator_get_exclusive(&pdev->dev, "led_torch");
if (IS_ERR(vcc)) {
dev_err(&pdev->dev, "Cannot get vcc for %s\n", pdata->name);
return PTR_ERR(vcc);
}
led = kzalloc(sizeof(*led), GFP_KERNEL);
if (led == NULL) {
ret = -ENOMEM;
goto err_vcc;
}
led->cdev.max_brightness = led_regulator_get_max_brightness(vcc);
if (pdata->brightness > led->cdev.max_brightness) {
dev_err(&pdev->dev, "Invalid default brightness %d\n",
pdata->brightness);
ret = -EINVAL;
goto err_led;
}
/* Set default brightness */
led->value = pdata->brightness;
led->cdev.brightness_set = regulator_led_brightness_set;
/* Set leds name for class driver */
led->cdev.name = pdata->name;
led->cdev.flags |= LED_CORE_SUSPENDRESUME;
led->vcc = vcc;
mutex_init(&led->mutex);
INIT_WORK(&led->work, led_work);
platform_set_drvdata(pdev, led);
ret = led_classdev_register(&pdev->dev, &led->cdev);
if (ret < 0) {
cancel_work_sync(&led->work);
goto err_led;
}
/* to expose the default value to userspace */
led->cdev.brightness = led->value;
/* Set the default led status */
regulator_led_set_value(led);
return 0;
err_led:
kfree(led);
err_vcc:
regulator_put(vcc);
return ret;
}
static void _rtl_usb_rx_process_agg(struct ieee80211_hw *hw,
struct sk_buff *skb)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
u8 *rxdesc = skb->data;
struct ieee80211_hdr *hdr;
bool unicast = false;
__le16 fc;
struct ieee80211_rx_status rx_status = {0};
struct rtl_stats stats = {
.signal = 0,
.rate = 0,
};
skb_pull(skb, RTL_RX_DESC_SIZE);
rtlpriv->cfg->ops->query_rx_desc(hw, &stats, &rx_status, rxdesc, skb);
skb_pull(skb, (stats.rx_drvinfo_size + stats.rx_bufshift));
hdr = (struct ieee80211_hdr *)(skb->data);
fc = hdr->frame_control;
if (!stats.crc) {
memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
if (is_broadcast_ether_addr(hdr->addr1)) {
/*TODO*/;
} else if (is_multicast_ether_addr(hdr->addr1)) {
/*TODO*/
} else {
unicast = true;
rtlpriv->stats.rxbytesunicast += skb->len;
}
if (ieee80211_is_data(fc)) {
rtlpriv->cfg->ops->led_control(hw, LED_CTL_RX);
if (unicast)
rtlpriv->link_info.num_rx_inperiod++;
}
/* static bcn for roaming */
rtl_beacon_statistic(hw, skb);
}
}
static void _rtl_usb_rx_process_noagg(struct ieee80211_hw *hw,
struct sk_buff *skb)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
u8 *rxdesc = skb->data;
struct ieee80211_hdr *hdr;
bool unicast = false;
__le16 fc;
struct ieee80211_rx_status rx_status = {0};
struct rtl_stats stats = {
.signal = 0,
.rate = 0,
};
skb_pull(skb, RTL_RX_DESC_SIZE);
rtlpriv->cfg->ops->query_rx_desc(hw, &stats, &rx_status, rxdesc, skb);
skb_pull(skb, (stats.rx_drvinfo_size + stats.rx_bufshift));
hdr = (struct ieee80211_hdr *)(skb->data);
fc = hdr->frame_control;
if (!stats.crc) {
memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
if (is_broadcast_ether_addr(hdr->addr1)) {
/*TODO*/;
} else if (is_multicast_ether_addr(hdr->addr1)) {
/*TODO*/
} else {
unicast = true;
rtlpriv->stats.rxbytesunicast += skb->len;
}
if (ieee80211_is_data(fc)) {
rtlpriv->cfg->ops->led_control(hw, LED_CTL_RX);
if (unicast)
rtlpriv->link_info.num_rx_inperiod++;
}
/* static bcn for roaming */
rtl_beacon_statistic(hw, skb);
if (likely(rtl_action_proc(hw, skb, false)))
ieee80211_rx(hw, skb);
else
dev_kfree_skb_any(skb);
}
}
static void _rtl_rx_pre_process(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct sk_buff *_skb;
struct sk_buff_head rx_queue;
struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw));
skb_queue_head_init(&rx_queue);
if (rtlusb->usb_rx_segregate_hdl)
rtlusb->usb_rx_segregate_hdl(hw, skb, &rx_queue);
WARN_ON(skb_queue_empty(&rx_queue));
while (!skb_queue_empty(&rx_queue)) {
_skb = skb_dequeue(&rx_queue);
_rtl_usb_rx_process_agg(hw, _skb);
ieee80211_rx(hw, _skb);
}
}
#define __RX_SKB_MAX_QUEUED 64
static void _rtl_rx_work(unsigned long param)
{
struct rtl_usb *rtlusb = (struct rtl_usb *)param;
struct ieee80211_hw *hw = usb_get_intfdata(rtlusb->intf);
struct sk_buff *skb;
while ((skb = skb_dequeue(&rtlusb->rx_queue))) {
if (unlikely(IS_USB_STOP(rtlusb))) {
dev_kfree_skb_any(skb);
continue;
}
if (likely(!rtlusb->usb_rx_segregate_hdl)) {
_rtl_usb_rx_process_noagg(hw, skb);
} else {
/* TO DO */
_rtl_rx_pre_process(hw, skb);
pr_err("rx agg not supported\n");
}
}
}
static unsigned int _rtl_rx_get_padding(struct ieee80211_hdr *hdr,
unsigned int len)
{
#if NET_IP_ALIGN != 0
unsigned int padding = 0;
#endif
/* make function no-op when possible */
if (NET_IP_ALIGN == 0 || len < sizeof(*hdr))
return 0;
#if NET_IP_ALIGN != 0
/* alignment calculation as in lbtf_rx() / carl9170_rx_copy_data() */
/* TODO: deduplicate common code, define helper function instead? */
if (ieee80211_is_data_qos(hdr->frame_control)) {
u8 *qc = ieee80211_get_qos_ctl(hdr);
padding ^= NET_IP_ALIGN;
/* Input might be invalid, avoid accessing memory outside
* the buffer.
*/
if ((unsigned long)qc - (unsigned long)hdr < len &&
*qc & IEEE80211_QOS_CTL_A_MSDU_PRESENT)
padding ^= NET_IP_ALIGN;
}
if (ieee80211_has_a4(hdr->frame_control))
padding ^= NET_IP_ALIGN;
return padding;
#endif
}
#define __RADIO_TAP_SIZE_RSV 32
static void _rtl_rx_completed(struct urb *_urb)
{
struct rtl_usb *rtlusb = (struct rtl_usb *)_urb->context;
struct ieee80211_hw *hw = usb_get_intfdata(rtlusb->intf);
struct rtl_priv *rtlpriv = rtl_priv(hw);
int err = 0;
if (unlikely(IS_USB_STOP(rtlusb)))
goto free;
if (likely(0 == _urb->status)) {
unsigned int padding;
struct sk_buff *skb;
unsigned int qlen;
unsigned int size = _urb->actual_length;
struct ieee80211_hdr *hdr;
if (size < RTL_RX_DESC_SIZE + sizeof(struct ieee80211_hdr)) {
RT_TRACE(rtlpriv, COMP_USB, DBG_EMERG,
"Too short packet from bulk IN! (len: %d)\n",
size);
goto resubmit;
}
qlen = skb_queue_len(&rtlusb->rx_queue);
if (qlen >= __RX_SKB_MAX_QUEUED) {
RT_TRACE(rtlpriv, COMP_USB, DBG_EMERG,
"Pending RX skbuff queue full! (qlen: %d)\n",
qlen);
goto resubmit;
}
hdr = (void *)(_urb->transfer_buffer + RTL_RX_DESC_SIZE);
padding = _rtl_rx_get_padding(hdr, size - RTL_RX_DESC_SIZE);
skb = dev_alloc_skb(size + __RADIO_TAP_SIZE_RSV + padding);
if (!skb) {
RT_TRACE(rtlpriv, COMP_USB, DBG_EMERG,
"Can't allocate skb for bulk IN!\n");
goto resubmit;
}
_rtl_install_trx_info(rtlusb, skb, rtlusb->in_ep);
/* Make sure the payload data is 4 byte aligned. */
skb_reserve(skb, padding);
/* reserve some space for mac80211's radiotap */
skb_reserve(skb, __RADIO_TAP_SIZE_RSV);
memcpy(skb_put(skb, size), _urb->transfer_buffer, size);
skb_queue_tail(&rtlusb->rx_queue, skb);
tasklet_schedule(&rtlusb->rx_work_tasklet);
goto resubmit;
}
switch (_urb->status) {
/* disconnect */
case -ENOENT:
case -ECONNRESET:
case -ENODEV:
case -ESHUTDOWN:
goto free;
default:
break;
}
resubmit:
usb_anchor_urb(_urb, &rtlusb->rx_submitted);
err = usb_submit_urb(_urb, GFP_ATOMIC);
if (unlikely(err)) {
usb_unanchor_urb(_urb);
goto free;
}
return;
free:
/* On some architectures, usb_free_coherent must not be called from
* hardirq context. Queue urb to cleanup list.
*/
usb_anchor_urb(_urb, &rtlusb->rx_cleanup_urbs);
}
#undef __RADIO_TAP_SIZE_RSV
static void _rtl_usb_cleanup_rx(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw));
struct urb *urb;
usb_kill_anchored_urbs(&rtlusb->rx_submitted);
tasklet_kill(&rtlusb->rx_work_tasklet);
cancel_work_sync(&rtlpriv->works.lps_change_work);
flush_workqueue(rtlpriv->works.rtl_wq);
destroy_workqueue(rtlpriv->works.rtl_wq);
skb_queue_purge(&rtlusb->rx_queue);
while ((urb = usb_get_from_anchor(&rtlusb->rx_cleanup_urbs))) {
usb_free_coherent(urb->dev, urb->transfer_buffer_length,
urb->transfer_buffer, urb->transfer_dma);
usb_free_urb(urb);
}
}
static int _rtl_usb_receive(struct ieee80211_hw *hw)
{
struct urb *urb;
int err;
int i;
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw));
WARN_ON(0 == rtlusb->rx_urb_num);
/* 1600 == 1514 + max WLAN header + rtk info */
WARN_ON(rtlusb->rx_max_size < 1600);
for (i = 0; i < rtlusb->rx_urb_num; i++) {
err = -ENOMEM;
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb) {
RT_TRACE(rtlpriv, COMP_USB, DBG_EMERG,
"Failed to alloc URB!!\n");
goto err_out;
}
err = _rtl_prep_rx_urb(hw, rtlusb, urb, GFP_KERNEL);
if (err < 0) {
RT_TRACE(rtlpriv, COMP_USB, DBG_EMERG,
"Failed to prep_rx_urb!!\n");
usb_free_urb(urb);
goto err_out;
}
usb_anchor_urb(urb, &rtlusb->rx_submitted);
err = usb_submit_urb(urb, GFP_KERNEL);
if (err)
goto err_out;
usb_free_urb(urb);
}
return 0;
err_out:
usb_kill_anchored_urbs(&rtlusb->rx_submitted);
_rtl_usb_cleanup_rx(hw);
return err;
}
static int rtl_usb_start(struct ieee80211_hw *hw)
{
int err;
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw));
err = rtlpriv->cfg->ops->hw_init(hw);
if (!err) {
rtl_init_rx_config(hw);
/* Enable software */
SET_USB_START(rtlusb);
/* should after adapter start and interrupt enable. */
set_hal_start(rtlhal);
/* Start bulk IN */
err = _rtl_usb_receive(hw);
}
return err;
}
static int __devinit gpio_keys_probe(struct platform_device *pdev)
{
struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
struct gpio_keys_drvdata *ddata;
struct device *dev = &pdev->dev;
struct input_dev *input;
int i, error;
int wakeup = 0;
ddata = kzalloc(sizeof(struct gpio_keys_drvdata) +
pdata->nbuttons * sizeof(struct gpio_button_data),
GFP_KERNEL);
input = input_allocate_device();
if (!ddata || !input) {
dev_err(dev, "failed to allocate state\n");
error = -ENOMEM;
goto fail1;
}
ddata->input = input;
ddata->n_buttons = pdata->nbuttons;
mutex_init(&ddata->disable_lock);
platform_set_drvdata(pdev, ddata);
input->name = pdev->name;
input->phys = "gpio-keys/input0";
input->dev.parent = &pdev->dev;
input->id.bustype = BUS_HOST;
input->id.vendor = 0x0001;
input->id.product = 0x0001;
input->id.version = 0x0100;
/* Enable auto repeat feature of Linux input subsystem */
if (pdata->rep)
__set_bit(EV_REP, input->evbit);
for (i = 0; i < pdata->nbuttons; i++) {
struct gpio_keys_button *button = &pdata->buttons[i];
struct gpio_button_data *bdata = &ddata->data[i];
unsigned int type = button->type ?: EV_KEY;
bdata->input = input;
bdata->button = button;
error = gpio_keys_setup_key(pdev, bdata, button);
if (error)
goto fail2;
if (button->wakeup)
wakeup = 1;
#ifdef CONFIG_MACH_C1_NA_SPR_EPIC2_REV00
if(button->code== HALL_CODE)
{
input_set_capability(input, EV_SW, SW_LID);
if(gpio_get_value(button->gpio))
{
input->sw[SW_LID] = 0;
}
else
{
input->sw[SW_LID] = 1;
}
}
else
{
#endif
input_set_capability(input, type, button->code);
#ifdef CONFIG_MACH_C1_NA_SPR_EPIC2_REV00
}
#endif
}
set_bit(KEY_CAMERA & KEY_MAX, input->keybit); /* for factory key test */
error = sysfs_create_group(&pdev->dev.kobj, &gpio_keys_attr_group);
if (error) {
dev_err(dev, "Unable to export keys/switches, error: %d\n",
error);
goto fail2;
}
error = input_register_device(input);
if (error) {
dev_err(dev, "Unable to register input device, error: %d\n",
error);
goto fail3;
}
/* get current state of buttons */
for (i = 0; i < pdata->nbuttons; i++)
gpio_keys_report_event(&ddata->data[i]);
input_sync(input);
device_init_wakeup(&pdev->dev, wakeup);
return 0;
fail3:
sysfs_remove_group(&pdev->dev.kobj, &gpio_keys_attr_group);
fail2:
while (--i >= 0) {
free_irq(gpio_to_irq(pdata->buttons[i].gpio), &ddata->data[i]);
if (pdata->buttons[i].debounce_interval)
del_timer_sync(&ddata->data[i].timer);
cancel_work_sync(&ddata->data[i].work);
gpio_free(pdata->buttons[i].gpio);
}
platform_set_drvdata(pdev, NULL);
fail1:
input_free_device(input);
kfree(ddata);
return error;
}
static int qpnp_haptic_probe(struct spmi_device *spmi)
{
struct qpnp_hap *hap;
struct resource *hap_resource;
int rc, i;
hap = devm_kzalloc(&spmi->dev, sizeof(*hap), GFP_KERNEL);
if (!hap)
return -ENOMEM;
hap->spmi = spmi;
hap_resource = spmi_get_resource(spmi, 0, IORESOURCE_MEM, 0);
if (!hap_resource) {
dev_err(&spmi->dev, "Unable to get haptic base address\n");
return -EINVAL;
}
hap->base = hap_resource->start;
dev_set_drvdata(&spmi->dev, hap);
rc = qpnp_hap_parse_dt(hap);
if (rc) {
dev_err(&spmi->dev, "DT parsing failed\n");
return rc;
}
rc = qpnp_hap_config(hap);
if (rc) {
dev_err(&spmi->dev, "hap config failed\n");
return rc;
}
mutex_init(&hap->lock);
mutex_init(&hap->wf_lock);
INIT_WORK(&hap->work, qpnp_hap_worker);
hrtimer_init(&hap->hap_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
hap->hap_timer.function = qpnp_hap_timer;
hap->timed_dev.name = "vibrator";
hap->timed_dev.get_time = qpnp_hap_get_time;
hap->timed_dev.enable = qpnp_hap_td_enable;
rc = timed_output_dev_register(&hap->timed_dev);
if (rc < 0) {
dev_err(&spmi->dev, "timed_output registration failed\n");
goto timed_output_fail;
}
for (i = 0; i < ARRAY_SIZE(qpnp_hap_attrs); i++) {
rc = sysfs_create_file(&hap->timed_dev.dev->kobj,
&qpnp_hap_attrs[i].attr);
if (rc < 0) {
dev_err(&spmi->dev, "sysfs creation failed\n");
goto sysfs_fail;
}
}
return 0;
sysfs_fail:
for (i--; i >= 0; i--)
sysfs_remove_file(&hap->timed_dev.dev->kobj,
&qpnp_hap_attrs[i].attr);
timed_output_dev_unregister(&hap->timed_dev);
timed_output_fail:
cancel_work_sync(&hap->work);
hrtimer_cancel(&hap->hap_timer);
mutex_destroy(&hap->lock);
mutex_destroy(&hap->wf_lock);
return rc;
}
/**
* dwc3_otg_init - Initializes otg related registers
* @dwc: Pointer to out controller context structure
*
* Returns 0 on success otherwise negative errno.
*/
int dwc3_otg_init(struct dwc3 *dwc)
{
u32 reg;
int ret = 0;
struct dwc3_otg *dotg;
dev_dbg(dwc->dev, "dwc3_otg_init\n");
/*
* GHWPARAMS6[10] bit is SRPSupport.
* This bit also reflects DWC_USB3_EN_OTG
*/
reg = dwc3_readl(dwc->regs, DWC3_GHWPARAMS6);
if (!(reg & DWC3_GHWPARAMS6_SRP_SUPPORT)) {
/*
* No OTG support in the HW core.
* We return 0 to indicate no error, since this is acceptable
* situation, just continue probe the dwc3 driver without otg.
*/
dev_dbg(dwc->dev, "dwc3_otg address space is not supported\n");
return 0;
}
/* Allocate and init otg instance */
dotg = kzalloc(sizeof(struct dwc3_otg), GFP_KERNEL);
if (!dotg) {
dev_err(dwc->dev, "unable to allocate dwc3_otg\n");
return -ENOMEM;
}
/* DWC3 has separate IRQ line for OTG events (ID/BSV etc.) */
dotg->irq = platform_get_irq_byname(to_platform_device(dwc->dev),
"otg_irq");
if (dotg->irq < 0) {
dev_err(dwc->dev, "%s: missing OTG IRQ\n", __func__);
ret = -ENODEV;
goto err1;
}
dotg->regs = dwc->regs;
dotg->otg.set_peripheral = dwc3_otg_set_peripheral;
dotg->otg.set_host = dwc3_otg_set_host;
/* This reference is used by dwc3 modules for checking otg existance */
dwc->dotg = dotg;
dotg->otg.phy = kzalloc(sizeof(struct usb_phy), GFP_KERNEL);
if (!dotg->otg.phy) {
dev_err(dwc->dev, "unable to allocate dwc3_otg.phy\n");
ret = -ENOMEM;
goto err1;
}
dotg->otg.phy->otg = &dotg->otg;
dotg->otg.phy->dev = dwc->dev;
ret = usb_set_transceiver(dotg->otg.phy);
if (ret) {
dev_err(dotg->otg.phy->dev,
"%s: failed to set transceiver, already exists\n",
__func__);
goto err2;
}
dwc3_otg_reset(dotg);
dotg->otg.phy->state = OTG_STATE_UNDEFINED;
INIT_WORK(&dotg->sm_work, dwc3_otg_sm_work);
ret = request_irq(dotg->irq, dwc3_otg_interrupt, IRQF_SHARED,
"dwc3_otg", dotg);
if (ret) {
dev_err(dotg->otg.phy->dev, "failed to request irq #%d --> %d\n",
dotg->irq, ret);
goto err3;
}
return 0;
err3:
cancel_work_sync(&dotg->sm_work);
usb_set_transceiver(NULL);
err2:
kfree(dotg->otg.phy);
err1:
dwc->dotg = NULL;
kfree(dotg);
return ret;
}
static int __devinit gpio_keys_probe(struct platform_device *pdev)
{
struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
struct gpio_keys_drvdata *ddata;
struct device *dev = &pdev->dev;
struct input_dev *input;
int i, error;
int wakeup = 0;
ddata = kzalloc(sizeof(struct gpio_keys_drvdata) +
pdata->nbuttons * sizeof(struct gpio_button_data),
GFP_KERNEL);
input = input_allocate_device();
if (!ddata || !input) {
dev_err(dev, "failed to allocate state\n");
error = -ENOMEM;
goto fail1;
}
ddata->input = input;
ddata->n_buttons = pdata->nbuttons;
ddata->enable = pdata->enable;
ddata->disable = pdata->disable;
#ifdef CONFIG_MACH_GC1
ddata->gpio_strobe_insert = pdata->gpio_strobe_insert;
#endif
mutex_init(&ddata->disable_lock);
platform_set_drvdata(pdev, ddata);
input_set_drvdata(input, ddata);
input->name = pdata->name ? : pdev->name;
input->phys = "gpio-keys/input0";
input->dev.parent = &pdev->dev;
#ifdef CONFIG_MACH_GC1
input->evbit[0] |= BIT_MASK(EV_SW);
input_set_capability(input, EV_SW, SW_STROBE_INSERT);
#endif
input->open = gpio_keys_open;
input->close = gpio_keys_close;
input->id.bustype = BUS_HOST;
input->id.vendor = 0x0001;
input->id.product = 0x0001;
input->id.version = 0x0100;
/* Enable auto repeat feature of Linux input subsystem */
if (pdata->rep)
__set_bit(EV_REP, input->evbit);
for (i = 0; i < pdata->nbuttons; i++) {
struct gpio_keys_button *button = &pdata->buttons[i];
struct gpio_button_data *bdata = &ddata->data[i];
unsigned int type = button->type ?: EV_KEY;
bdata->input = input;
bdata->button = button;
error = gpio_keys_setup_key(pdev, bdata, button);
if (error)
goto fail2;
if (button->wakeup)
wakeup = 1;
input_set_capability(input, type, button->code);
#ifdef CONFIG_MACH_U1
slide2wake_setdev(input);
#endif
}
error = sysfs_create_group(&pdev->dev.kobj, &gpio_keys_attr_group);
if (error) {
dev_err(dev, "Unable to export keys/switches, error: %d\n",
error);
goto fail2;
}
ddata->sec_key =
device_create(sec_class, NULL, 0, ddata, "sec_key");
if (IS_ERR(ddata->sec_key))
dev_err(dev, "Failed to create sec_key device\n");
error = sysfs_create_group(&ddata->sec_key->kobj, &sec_key_attr_group);
if (error) {
dev_err(dev, "Failed to create the test sysfs: %d\n",
error);
goto fail2;
}
error = input_register_device(input);
if (error) {
dev_err(dev, "Unable to register input device, error: %d\n",
error);
goto fail3;
}
/* get current state of buttons */
for (i = 0; i < pdata->nbuttons; i++)
gpio_keys_report_event(&ddata->data[i]);
input_sync(input);
#ifdef CONFIG_FAST_BOOT
/*Fake power off*/
input_set_capability(input, EV_KEY, KEY_FAKE_PWR);
setup_timer(&fake_timer, gpio_keys_fake_off_check,
(unsigned long)input);
wake_lock_init(&fake_lock, WAKE_LOCK_SUSPEND, "fake_lock");
#endif
device_init_wakeup(&pdev->dev, wakeup);
return 0;
fail3:
sysfs_remove_group(&pdev->dev.kobj, &gpio_keys_attr_group);
sysfs_remove_group(&ddata->sec_key->kobj, &sec_key_attr_group);
fail2:
while (--i >= 0) {
free_irq(gpio_to_irq(pdata->buttons[i].gpio), &ddata->data[i]);
if (ddata->data[i].timer_debounce)
del_timer_sync(&ddata->data[i].timer);
cancel_work_sync(&ddata->data[i].work);
gpio_free(pdata->buttons[i].gpio);
}
platform_set_drvdata(pdev, NULL);
fail1:
input_free_device(input);
kfree(ddata);
return error;
}
void disable_debug_timer(struct ssp_data *data)
{
del_timer_sync(&data->debug_timer);
cancel_work_sync(&data->work_debug);
}
static int mag_enable_data(int handle,int enable)
{
struct mag_context *cxt = NULL;
int err =0;
cxt = mag_context_obj;
if(NULL == cxt->drv_obj[handle])
{
MAG_ERR("no real mag driver\n");
return -1;
}
if(1 == enable)
{
MAG_LOG("MAG(%d) enable \n",handle);
cxt->is_first_data_after_enable = true;
cxt->active_data_sensor |= 1<<handle;
if(ID_M_V_ORIENTATION == handle)
{
cxt->mag_ctl.o_enable(1);
cxt->mag_ctl.o_open_report_data(1);
}
if(ID_M_V_MAGNETIC == handle)
{
cxt->mag_ctl.m_enable(1);
cxt->mag_ctl.m_open_report_data(1);
}
if((0!=cxt->active_data_sensor) && (false == cxt->is_polling_run))
{
if(false == cxt->mag_ctl.is_report_input_direct)
{
MAG_LOG("MAG(%d) mod timer \n",handle);
mod_timer(&cxt->timer, jiffies + atomic_read(&cxt->delay)/(1000/HZ));
cxt->is_polling_run = true;
}
}
}
if(0 == enable)
{
MAG_LOG("MAG(%d) disable \n",handle);
cxt->active_data_sensor &= ~(1<<handle);
if(ID_M_V_ORIENTATION == handle)
{
cxt->mag_ctl.o_enable(0);
cxt->mag_ctl.o_open_report_data(0);
}
if(ID_M_V_MAGNETIC == handle)
{
cxt->mag_ctl.m_enable(0);
cxt->mag_ctl.m_open_report_data(0);
}
if(0 == cxt->active_data_sensor && true == cxt->is_polling_run)
{
if(false == cxt->mag_ctl.is_report_input_direct)
{
MAG_LOG("MAG(%d) del timer \n",handle);
cxt->is_polling_run = false;
del_timer_sync(&cxt->timer);
cancel_work_sync(&cxt->report);
cxt->drv_data[handle].mag_data.values[0] = MAG_INVALID_VALUE;
cxt->drv_data[handle].mag_data.values[1] = MAG_INVALID_VALUE;
cxt->drv_data[handle].mag_data.values[2] = MAG_INVALID_VALUE;
}
}
}
//mag_real_enable(handle,enable);
return 0;
}
/* Internal Trigger (default) Mode */
static void vibrator_enable_internal_trigger(struct timed_output_dev *dev, int value)
{
struct i2c_client *client = this_client;
struct drv2605_data *pDrv2605data = i2c_get_clientdata(client);
//struct Haptics *pvibdata = container_of(dev, struct Haptics, to_dev);
char mode;
mutex_lock(&vibdata.lock);
hrtimer_cancel(&vibdata.timer);
cancel_work_sync(&vibdata.work);
wake_lock(&vibdata.wklock);
if (value) {
switch(pDrv2605data->usermode){
case 1:
drv260x_write_reg_val(client, nubia_wave_sequence1, sizeof(nubia_wave_sequence1));
break;
case 2:
drv260x_write_reg_val(client, nubia_wave_sequence2, sizeof(nubia_wave_sequence2));
break;
case 3:
drv260x_write_reg_val(client, nubia_wave_sequence3, sizeof(nubia_wave_sequence3));
break;
case 4:
drv260x_write_reg_val(client, nubia_wave_sequence4, sizeof(nubia_wave_sequence4));
break;
case 5:
drv260x_write_reg_val(client, nubia_wave_sequence5, sizeof(nubia_wave_sequence5));
break;
case 6:
drv260x_write_reg_val(client, nubia_wave_sequence6, sizeof(nubia_wave_sequence6));
break;
case 7:
drv260x_write_reg_val(client, nubia_wave_sequence7, sizeof(nubia_wave_sequence7));
break;
case 8:
drv260x_write_reg_val(client, nubia_wave_sequence8, sizeof(nubia_wave_sequence8));
break;
case 9:
drv260x_write_reg_val(client, nubia_wave_sequence9, sizeof(nubia_wave_sequence9));
break;
case 10:
drv260x_write_reg_val(client, nubia_wave_sequence10, sizeof(nubia_wave_sequence10));
break;
default:
printk(KERN_ERR "%s: Unknown usermode(%d).\n", __func__, pDrv2605data->usermode);
break;
}
mode = drv260x_read_reg(client, MODE_REG) & DRV260X_MODE_MASK;
if (pDrv2605data->audio_haptics_enabled && mode == MODE_AUDIOHAPTIC)
setAudioHapticsEnabled(client, NO);
drv260x_change_mode(client, MODE_INTERNAL_TRIGGER);
pDrv2605data->vibrator_is_playing = YES;
switch_set_state(&pDrv2605data->sw_dev, SW_STATE_SEQUENCE_PLAYBACK);
drv260x_set_go_bit(client, GO);
if (value > 0) {
if (value > MAX_TIMEOUT)
value = MAX_TIMEOUT;
hrtimer_start(&vibdata.timer, ns_to_ktime((u64)value * NSEC_PER_MSEC), HRTIMER_MODE_REL);
}
} else {
vibrator_off(client);
}
mutex_unlock(&vibdata.lock);
}
static int __devinit gpio_keys_probe(struct platform_device *pdev)
{
struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
struct gpio_keys_drvdata *ddata;
struct device *dev = &pdev->dev;
struct input_dev *input;
int i, error;
int wakeup = 0;
#ifdef CONFIG_MACH_BOSE_ATT
gpiokey_driver_state = true;
#endif
ddata = kzalloc(sizeof(struct gpio_keys_drvdata) +
pdata->nbuttons * sizeof(struct gpio_button_data),
GFP_KERNEL);
input = input_allocate_device();
if (!ddata || !input) {
dev_err(dev, "failed to allocate state\n");
error = -ENOMEM;
goto fail1;
}
ddata->input = input;
ddata->n_buttons = pdata->nbuttons;
ddata->enable = pdata->enable;
ddata->disable = pdata->disable;
mutex_init(&ddata->disable_lock);
platform_set_drvdata(pdev, ddata);
input_set_drvdata(input, ddata);
input->name = pdev->name;
input->phys = "sec_key/input0";
input->dev.parent = &pdev->dev;
input->open = gpio_keys_open;
input->close = gpio_keys_close;
input->id.bustype = BUS_HOST;
input->id.vendor = 0x0001;
input->id.product = 0x0001;
input->id.version = 0x0100;
/* Enable auto repeat feature of Linux input subsystem */
if (pdata->rep)
__set_bit(EV_REP, input->evbit);
for (i = 0; i < pdata->nbuttons; i++) {
struct gpio_keys_button *button = &pdata->buttons[i];
struct gpio_button_data *bdata = &ddata->data[i];
unsigned int type = button->type ?: EV_KEY;
bdata->input = input;
bdata->button = button;
error = gpio_keys_setup_key(pdev, bdata, button);
if (error)
goto fail2;
if (button->wakeup)
wakeup = 1;
input_set_capability(input, type, button->code);
}
set_bit(KEY_CAMERA & KEY_MAX, input->keybit); //for factory key test
error = sysfs_create_group(&pdev->dev.kobj, &gpio_keys_attr_group);
if (error) {
dev_err(dev, "Unable to export keys/switches, error: %d\n",
error);
goto fail2;
}
error = input_register_device(input);
if (error) {
dev_err(dev, "Unable to register input device, error: %d\n",
error);
goto fail3;
}
/* get current state of buttons */
for (i = 0; i < pdata->nbuttons; i++)
gpio_keys_report_event(&ddata->data[i]);
input_sync(input);
device_init_wakeup(&pdev->dev, wakeup);
if (device_create_file(&pdev->dev, &dev_attr_key_pressed) < 0)
{
printk("%s \n",__FUNCTION__);
pr_err("Failed to create device file(%s)!\n", dev_attr_key_pressed.attr.name);
}
return 0;
fail3:
sysfs_remove_group(&pdev->dev.kobj, &gpio_keys_attr_group);
fail2:
while (--i >= 0) {
free_irq(gpio_to_irq(pdata->buttons[i].gpio), &ddata->data[i]);
if (ddata->data[i].timer_debounce)
del_timer_sync(&ddata->data[i].timer);
cancel_work_sync(&ddata->data[i].work);
gpio_free(pdata->buttons[i].gpio);
}
platform_set_drvdata(pdev, NULL);
fail1:
input_free_device(input);
kfree(ddata);
return error;
}
/**
* wusbhc_sec_stop - stop the security management process
* @wusbhc: the WUSB host controller
*
* Wait for any pending GTK rekeys to stop.
*/
void wusbhc_sec_stop(struct wusbhc *wusbhc)
{
cancel_work_sync(&wusbhc->gtk_rekey_done_work);
}
