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Staging driver fixes for 3.16-rc2 

Here are a few fixes for staging and iio drivers that resolve issues
 reported in 3.16-rc1.
 
 All have been in linux-next just fine.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging driver fixes from Greg KH:
 "Here are a few fixes for staging and iio drivers that resolve issues
  reported in 3.16-rc1.

  All have been in linux-next just fine"

* tag 'staging-3.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
  imx-drm: parallel-display: Fix DPMS default state.
  staging: android: timed_output: fix use after free of dev
  staging: comedi: addi_apci_1564: add addi_watchdog dependency
  staging: rtl8723au: Reference correct firmwarefiles with MODULE_FIRMWARE()
  staging: rtl8723au: Request correct firmware file for A-cut parts
  iio: adc: checking for NULL instead of IS_ERR() in probe
  iio: adc: at91: signedness bug in at91_adc_get_trigger_value_by_name()
  iio: mxs-lradc: fix divider
  iio: Fix endianness issue in ak8975_read_axis()
  staging/iio: IIO_SIMPLE_DUMMY_BUFFER neds IIO_BUFFER
  twl4030-madc: Request processed values in twl4030_get_madc_conversion
  staging: iio: tsl2x7x_core: fix proximity treshold
  iio: Fix two mpl3115 issues in measurement conversion
  iio: hid-sensors: Get feature report from sensor hub after changing power state
hifive-unleashed-5.1
Linus Torvalds 2014-06-21 06:42:40 -10:00
parent c3cb500e89 c026a3f397
commit e6934ab460
14 changed files with 49 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/iio/adc/at91_adc.c
View File

@ -510,12 +510,11 @@ static int at91_adc_channel_init(struct iio_dev *idev)
return idev->num_channels;
}
static u8 at91_adc_get_trigger_value_by_name(struct iio_dev *idev,
static int at91_adc_get_trigger_value_by_name(struct iio_dev *idev,
struct at91_adc_trigger *triggers,
const char *trigger_name)
{
struct at91_adc_state *st = iio_priv(idev);
u8 value = 0;
int i;
for (i = 0; i < st->trigger_number; i++) {
@ -528,15 +527,16 @@ static u8 at91_adc_get_trigger_value_by_name(struct iio_dev *idev,
return -ENOMEM;
if (strcmp(trigger_name, name) == 0) {
value = triggers[i].value;
kfree(name);
break;
if (triggers[i].value == 0)
return -EINVAL;
return triggers[i].value;
}
kfree(name);
}
return value;
return -EINVAL;
}
static int at91_adc_configure_trigger(struct iio_trigger *trig, bool state)
@ -546,14 +546,14 @@ static int at91_adc_configure_trigger(struct iio_trigger *trig, bool state)
struct iio_buffer *buffer = idev->buffer;
struct at91_adc_reg_desc *reg = st->registers;
u32 status = at91_adc_readl(st, reg->trigger_register);
u8 value;
int value;
u8 bit;
value = at91_adc_get_trigger_value_by_name(idev,
st->trigger_list,
idev->trig->name);
if (value == 0)
return -EINVAL;
if (value < 0)
return value;
if (state) {
st->buffer = kmalloc(idev->scan_bytes, GFP_KERNEL);

4
drivers/iio/adc/men_z188_adc.c
View File

@ -121,8 +121,8 @@ static int men_z188_probe(struct mcb_device *dev,
indio_dev->num_channels = ARRAY_SIZE(z188_adc_iio_channels);
mem = mcb_request_mem(dev, "z188-adc");
if (!mem)
return -ENOMEM;
if (IS_ERR(mem))
return PTR_ERR(mem);
adc->base = ioremap(mem->start, resource_size(mem));
if (adc->base == NULL)

1
drivers/iio/adc/twl4030-madc.c
View File

@ -645,6 +645,7 @@ int twl4030_get_madc_conversion(int channel_no)
req.channels = (1 << channel_no);
req.method = TWL4030_MADC_SW2;
req.active = 0;
req.raw = 0;
req.func_cb = NULL;
ret = twl4030_madc_conversion(&req);
if (ret < 0)

3
drivers/iio/common/hid-sensors/hid-sensor-trigger.c
View File

@ -75,6 +75,9 @@ int hid_sensor_power_state(struct hid_sensor_common *st, bool state)
(s32)report_val);
}
sensor_hub_get_feature(st->hsdev, st->power_state.report_id,
st->power_state.index,
&state_val);
return 0;
}
EXPORT_SYMBOL(hid_sensor_power_state);

9
drivers/iio/magnetometer/ak8975.c
View File

@ -373,8 +373,6 @@ static int ak8975_read_axis(struct iio_dev *indio_dev, int index, int *val)
{
struct ak8975_data *data = iio_priv(indio_dev);
struct i2c_client *client = data->client;
u16 meas_reg;
s16 raw;
int ret;
mutex_lock(&data->lock);
@ -422,16 +420,11 @@ static int ak8975_read_axis(struct iio_dev *indio_dev, int index, int *val)
dev_err(&client->dev, "Read axis data fails\n");
goto exit;
}
meas_reg = ret;
mutex_unlock(&data->lock);
/* Endian conversion of the measured values. */
raw = (s16) (le16_to_cpu(meas_reg));
/* Clamp to valid range. */
raw = clamp_t(s16, raw, -4096, 4095);
*val = raw;
*val = clamp_t(s16, ret, -4096, 4095);
return IIO_VAL_INT;
exit:

6
drivers/iio/pressure/mpl3115.c
View File

@ -98,7 +98,7 @@ static int mpl3115_read_raw(struct iio_dev *indio_dev,
mutex_unlock(&data->lock);
if (ret < 0)
return ret;
*val = sign_extend32(be32_to_cpu(tmp) >> 12, 23);
*val = be32_to_cpu(tmp) >> 12;
return IIO_VAL_INT;
case IIO_TEMP: /* in 0.0625 celsius / LSB */
mutex_lock(&data->lock);
@ -112,7 +112,7 @@ static int mpl3115_read_raw(struct iio_dev *indio_dev,
mutex_unlock(&data->lock);
if (ret < 0)
return ret;
*val = sign_extend32(be32_to_cpu(tmp) >> 20, 15);
*val = sign_extend32(be32_to_cpu(tmp) >> 20, 11);
return IIO_VAL_INT;
default:
return -EINVAL;
@ -185,7 +185,7 @@ static const struct iio_chan_spec mpl3115_channels[] = {
BIT(IIO_CHAN_INFO_SCALE),
.scan_index = 0,
.scan_type = {
.sign = 's',
.sign = 'u',
.realbits = 20,
.storagebits = 32,
.shift = 12,

1
drivers/staging/android/timed_output.c
View File

@ -97,7 +97,6 @@ void timed_output_dev_unregister(struct timed_output_dev *tdev)
{
tdev->enable(tdev, 0);
device_destroy(timed_output_class, MKDEV(0, tdev->index));
dev_set_drvdata(tdev->dev, NULL);
}
EXPORT_SYMBOL_GPL(timed_output_dev_unregister);

1
drivers/staging/comedi/Kconfig
View File

@ -651,6 +651,7 @@ config COMEDI_ADDI_APCI_1516
config COMEDI_ADDI_APCI_1564
tristate "ADDI-DATA APCI_1564 support"
select COMEDI_ADDI_WATCHDOG
---help---
Enable support for ADDI-DATA APCI_1564 cards

9
drivers/staging/iio/Kconfig
View File

@ -36,10 +36,11 @@ config IIO_SIMPLE_DUMMY_EVENTS
Add some dummy events to the simple dummy driver.
config IIO_SIMPLE_DUMMY_BUFFER
boolean "Buffered capture support"
select IIO_KFIFO_BUF
help
Add buffered data capture to the simple dummy driver.
boolean "Buffered capture support"
select IIO_BUFFER
select IIO_KFIFO_BUF
help
Add buffered data capture to the simple dummy driver.
endif # IIO_SIMPLE_DUMMY

12
drivers/staging/iio/adc/mxs-lradc.c
View File

@ -846,6 +846,14 @@ static int mxs_lradc_read_single(struct iio_dev *iio_dev, int chan, int *val)
LRADC_CTRL1);
mxs_lradc_reg_clear(lradc, 0xff, LRADC_CTRL0);
/* Enable / disable the divider per requirement */
if (test_bit(chan, &lradc->is_divided))
mxs_lradc_reg_set(lradc, 1 << LRADC_CTRL2_DIVIDE_BY_TWO_OFFSET,
LRADC_CTRL2);
else
mxs_lradc_reg_clear(lradc,
1 << LRADC_CTRL2_DIVIDE_BY_TWO_OFFSET, LRADC_CTRL2);
/* Clean the slot's previous content, then set new one. */
mxs_lradc_reg_clear(lradc, LRADC_CTRL4_LRADCSELECT_MASK(0),
LRADC_CTRL4);
@ -961,15 +969,11 @@ static int mxs_lradc_write_raw(struct iio_dev *iio_dev,
if (val == scale_avail[MXS_LRADC_DIV_DISABLED].integer &&
val2 == scale_avail[MXS_LRADC_DIV_DISABLED].nano) {
/* divider by two disabled */
writel(1 << LRADC_CTRL2_DIVIDE_BY_TWO_OFFSET,
lradc->base + LRADC_CTRL2 + STMP_OFFSET_REG_CLR);
clear_bit(chan->channel, &lradc->is_divided);
ret = 0;
} else if (val == scale_avail[MXS_LRADC_DIV_ENABLED].integer &&
val2 == scale_avail[MXS_LRADC_DIV_ENABLED].nano) {
/* divider by two enabled */
writel(1 << LRADC_CTRL2_DIVIDE_BY_TWO_OFFSET,
lradc->base + LRADC_CTRL2 + STMP_OFFSET_REG_SET);
set_bit(chan->channel, &lradc->is_divided);
ret = 0;
}

8
drivers/staging/iio/light/tsl2x7x_core.c
View File

@ -667,9 +667,13 @@ static int tsl2x7x_chip_on(struct iio_dev *indio_dev)
chip->tsl2x7x_config[TSL2X7X_PRX_COUNT] =
chip->tsl2x7x_settings.prox_pulse_count;
chip->tsl2x7x_config[TSL2X7X_PRX_MINTHRESHLO] =
chip->tsl2x7x_settings.prox_thres_low;
(chip->tsl2x7x_settings.prox_thres_low) & 0xFF;
chip->tsl2x7x_config[TSL2X7X_PRX_MINTHRESHHI] =
(chip->tsl2x7x_settings.prox_thres_low >> 8) & 0xFF;
chip->tsl2x7x_config[TSL2X7X_PRX_MAXTHRESHLO] =
chip->tsl2x7x_settings.prox_thres_high;
(chip->tsl2x7x_settings.prox_thres_high) & 0xFF;
chip->tsl2x7x_config[TSL2X7X_PRX_MAXTHRESHHI] =
(chip->tsl2x7x_settings.prox_thres_high >> 8) & 0xFF;
/* and make sure we're not already on */
if (chip->tsl2x7x_chip_status == TSL2X7X_CHIP_WORKING) {

7
drivers/staging/imx-drm/parallel-display.c
View File

@ -173,6 +173,13 @@ static int imx_pd_register(struct drm_device *drm,
if (ret)
return ret;
/* set the connector's dpms to OFF so that
* drm_helper_connector_dpms() won't return
* immediately since the current state is ON
* at this point.
*/
imxpd->connector.dpms = DRM_MODE_DPMS_OFF;
drm_encoder_helper_add(&imxpd->encoder, &imx_pd_encoder_helper_funcs);
drm_encoder_init(drm, &imxpd->encoder, &imx_pd_encoder_funcs,
DRM_MODE_ENCODER_NONE);

2
drivers/staging/rtl8723au/hal/rtl8723a_hal_init.c
View File

@ -298,7 +298,7 @@ int rtl8723a_FirmwareDownload(struct rtw_adapter *padapter)
RT_TRACE(_module_hal_init_c_, _drv_info_, ("+%s\n", __func__));
if (IS_8723A_A_CUT(pHalData->VersionID)) {
fw_name = "rtlwifi/rtl8723aufw.bin";
fw_name = "rtlwifi/rtl8723aufw_A.bin";
RT_TRACE(_module_hal_init_c_, _drv_info_,
("rtl8723a_FirmwareDownload: R8723FwImageArray_UMC "
"for RTL8723A A CUT\n"));

4
drivers/staging/rtl8723au/os_dep/os_intfs.c
View File

@ -29,7 +29,9 @@ MODULE_AUTHOR("Realtek Semiconductor Corp.");
MODULE_AUTHOR("Larry Finger <Larry.Finger@lwfinger.net>");
MODULE_AUTHOR("Jes Sorensen <Jes.Sorensen@redhat.com>");
MODULE_VERSION(DRIVERVERSION);
MODULE_FIRMWARE("rtlwifi/rtl8821aefw.bin");
MODULE_FIRMWARE("rtlwifi/rtl8723aufw_A.bin");
MODULE_FIRMWARE("rtlwifi/rtl8723aufw_B.bin");
MODULE_FIRMWARE("rtlwifi/rtl8723aufw_B_NoBT.bin");
/* module param defaults */
static int rtw_chip_version = 0x00;