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authorLinus Torvalds <torvalds@linux-foundation.org>2020-05-23 10:57:55 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-05-23 10:57:55 -0700
commit8f261041b18ee80ad8afdd1621c909c4df9f6cc3 (patch)
treeaff4d89de8c61e58163b857254454c81ad4b1345
parentd3044d7d220529a4ce0cbfe00de63996935908d1 (diff)
parentbcb392871813ef9e233645557d6dd85bb1a6f41a (diff)
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Merge tag 'staging-5.7-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging/iio fixes from Greg KH: "Here are some small staging and IIO driver fixes for 5.7-rc7 Nothing major, just a collection of IIO driver fixes for reported issues, and a few small staging driver fixes that people have found. Full details are in the shortlog. All of these have been in linux-next for a while with no reported issues" * tag 'staging-5.7-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: staging: wfx: unlock on error path staging: greybus: Fix uninitialized scalar variable staging: kpc2000: fix error return code in kp2000_pcie_probe() iio: sca3000: Remove an erroneous 'get_device()' iio: adc: stm32-dfsdm: fix device used to request dma iio: adc: stm32-adc: fix device used to request dma iio: adc: ti-ads8344: Fix channel selection staging: iio: ad2s1210: Fix SPI reading iio: dac: vf610: Fix an error handling path in 'vf610_dac_probe()' iio: imu: st_lsm6dsx: unlock on error in st_lsm6dsx_shub_write_raw() iio: chemical: atlas-sensor: correct DO-SM channels
-rw-r--r--drivers/iio/accel/sca3000.c2
-rw-r--r--drivers/iio/adc/stm32-adc.c8
-rw-r--r--drivers/iio/adc/stm32-dfsdm-adc.c21
-rw-r--r--drivers/iio/adc/ti-ads8344.c8
-rw-r--r--drivers/iio/chemical/atlas-sensor.c14
-rw-r--r--drivers/iio/dac/vf610_dac.c1
-rw-r--r--drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c7
-rw-r--r--drivers/staging/greybus/uart.c4
-rw-r--r--drivers/staging/iio/resolver/ad2s1210.c17
-rw-r--r--drivers/staging/kpc2000/kpc2000/core.c9
-rw-r--r--drivers/staging/wfx/scan.c4
11 files changed, 61 insertions, 34 deletions
diff --git a/drivers/iio/accel/sca3000.c b/drivers/iio/accel/sca3000.c
index 66d768d971e1..6e429072e44a 100644
--- a/drivers/iio/accel/sca3000.c
+++ b/drivers/iio/accel/sca3000.c
@@ -980,7 +980,7 @@ static int sca3000_read_data(struct sca3000_state *st,
st->tx[0] = SCA3000_READ_REG(reg_address_high);
ret = spi_sync_transfer(st->us, xfer, ARRAY_SIZE(xfer));
if (ret) {
- dev_err(get_device(&st->us->dev), "problem reading register");
+ dev_err(&st->us->dev, "problem reading register\n");
return ret;
}
diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c
index ae622ee6d08c..dfc3a306c667 100644
--- a/drivers/iio/adc/stm32-adc.c
+++ b/drivers/iio/adc/stm32-adc.c
@@ -1812,18 +1812,18 @@ static int stm32_adc_chan_of_init(struct iio_dev *indio_dev)
return 0;
}
-static int stm32_adc_dma_request(struct iio_dev *indio_dev)
+static int stm32_adc_dma_request(struct device *dev, struct iio_dev *indio_dev)
{
struct stm32_adc *adc = iio_priv(indio_dev);
struct dma_slave_config config;
int ret;
- adc->dma_chan = dma_request_chan(&indio_dev->dev, "rx");
+ adc->dma_chan = dma_request_chan(dev, "rx");
if (IS_ERR(adc->dma_chan)) {
ret = PTR_ERR(adc->dma_chan);
if (ret != -ENODEV) {
if (ret != -EPROBE_DEFER)
- dev_err(&indio_dev->dev,
+ dev_err(dev,
"DMA channel request failed with %d\n",
ret);
return ret;
@@ -1930,7 +1930,7 @@ static int stm32_adc_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
- ret = stm32_adc_dma_request(indio_dev);
+ ret = stm32_adc_dma_request(dev, indio_dev);
if (ret < 0)
return ret;
diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c
index 76a60d93fe23..506bf519f64c 100644
--- a/drivers/iio/adc/stm32-dfsdm-adc.c
+++ b/drivers/iio/adc/stm32-dfsdm-adc.c
@@ -62,7 +62,7 @@ enum sd_converter_type {
struct stm32_dfsdm_dev_data {
int type;
- int (*init)(struct iio_dev *indio_dev);
+ int (*init)(struct device *dev, struct iio_dev *indio_dev);
unsigned int num_channels;
const struct regmap_config *regmap_cfg;
};
@@ -1365,11 +1365,12 @@ static void stm32_dfsdm_dma_release(struct iio_dev *indio_dev)
}
}
-static int stm32_dfsdm_dma_request(struct iio_dev *indio_dev)
+static int stm32_dfsdm_dma_request(struct device *dev,
+ struct iio_dev *indio_dev)
{
struct stm32_dfsdm_adc *adc = iio_priv(indio_dev);
- adc->dma_chan = dma_request_chan(&indio_dev->dev, "rx");
+ adc->dma_chan = dma_request_chan(dev, "rx");
if (IS_ERR(adc->dma_chan)) {
int ret = PTR_ERR(adc->dma_chan);
@@ -1425,7 +1426,7 @@ static int stm32_dfsdm_adc_chan_init_one(struct iio_dev *indio_dev,
&adc->dfsdm->ch_list[ch->channel]);
}
-static int stm32_dfsdm_audio_init(struct iio_dev *indio_dev)
+static int stm32_dfsdm_audio_init(struct device *dev, struct iio_dev *indio_dev)
{
struct iio_chan_spec *ch;
struct stm32_dfsdm_adc *adc = iio_priv(indio_dev);
@@ -1452,10 +1453,10 @@ static int stm32_dfsdm_audio_init(struct iio_dev *indio_dev)
indio_dev->num_channels = 1;
indio_dev->channels = ch;
- return stm32_dfsdm_dma_request(indio_dev);
+ return stm32_dfsdm_dma_request(dev, indio_dev);
}
-static int stm32_dfsdm_adc_init(struct iio_dev *indio_dev)
+static int stm32_dfsdm_adc_init(struct device *dev, struct iio_dev *indio_dev)
{
struct iio_chan_spec *ch;
struct stm32_dfsdm_adc *adc = iio_priv(indio_dev);
@@ -1499,17 +1500,17 @@ static int stm32_dfsdm_adc_init(struct iio_dev *indio_dev)
init_completion(&adc->completion);
/* Optionally request DMA */
- ret = stm32_dfsdm_dma_request(indio_dev);
+ ret = stm32_dfsdm_dma_request(dev, indio_dev);
if (ret) {
if (ret != -ENODEV) {
if (ret != -EPROBE_DEFER)
- dev_err(&indio_dev->dev,
+ dev_err(dev,
"DMA channel request failed with %d\n",
ret);
return ret;
}
- dev_dbg(&indio_dev->dev, "No DMA support\n");
+ dev_dbg(dev, "No DMA support\n");
return 0;
}
@@ -1622,7 +1623,7 @@ static int stm32_dfsdm_adc_probe(struct platform_device *pdev)
adc->dfsdm->fl_list[adc->fl_id].sync_mode = val;
adc->dev_data = dev_data;
- ret = dev_data->init(iio);
+ ret = dev_data->init(dev, iio);
if (ret < 0)
return ret;
diff --git a/drivers/iio/adc/ti-ads8344.c b/drivers/iio/adc/ti-ads8344.c
index abe4b56c847c..8a8792010c20 100644
--- a/drivers/iio/adc/ti-ads8344.c
+++ b/drivers/iio/adc/ti-ads8344.c
@@ -32,16 +32,17 @@ struct ads8344 {
u8 rx_buf[3];
};
-#define ADS8344_VOLTAGE_CHANNEL(chan, si) \
+#define ADS8344_VOLTAGE_CHANNEL(chan, addr) \
{ \
.type = IIO_VOLTAGE, \
.indexed = 1, \
.channel = chan, \
.info_mask_separate = BIT(IIO_CHAN_INFO_RAW), \
.info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), \
+ .address = addr, \
}
-#define ADS8344_VOLTAGE_CHANNEL_DIFF(chan1, chan2, si) \
+#define ADS8344_VOLTAGE_CHANNEL_DIFF(chan1, chan2, addr) \
{ \
.type = IIO_VOLTAGE, \
.indexed = 1, \
@@ -50,6 +51,7 @@ struct ads8344 {
.differential = 1, \
.info_mask_separate = BIT(IIO_CHAN_INFO_RAW), \
.info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), \
+ .address = addr, \
}
static const struct iio_chan_spec ads8344_channels[] = {
@@ -105,7 +107,7 @@ static int ads8344_read_raw(struct iio_dev *iio,
switch (mask) {
case IIO_CHAN_INFO_RAW:
mutex_lock(&adc->lock);
- *value = ads8344_adc_conversion(adc, channel->scan_index,
+ *value = ads8344_adc_conversion(adc, channel->address,
channel->differential);
mutex_unlock(&adc->lock);
if (*value < 0)
diff --git a/drivers/iio/chemical/atlas-sensor.c b/drivers/iio/chemical/atlas-sensor.c
index 82d470561ad3..7b199ce16ecf 100644
--- a/drivers/iio/chemical/atlas-sensor.c
+++ b/drivers/iio/chemical/atlas-sensor.c
@@ -194,7 +194,19 @@ static const struct iio_chan_spec atlas_orp_channels[] = {
};
static const struct iio_chan_spec atlas_do_channels[] = {
- ATLAS_CONCENTRATION_CHANNEL(0, ATLAS_REG_DO_DATA),
+ {
+ .type = IIO_CONCENTRATION,
+ .address = ATLAS_REG_DO_DATA,
+ .info_mask_separate =
+ BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE),
+ .scan_index = 0,
+ .scan_type = {
+ .sign = 'u',
+ .realbits = 32,
+ .storagebits = 32,
+ .endianness = IIO_BE,
+ },
+ },
IIO_CHAN_SOFT_TIMESTAMP(1),
{
.type = IIO_TEMP,
diff --git a/drivers/iio/dac/vf610_dac.c b/drivers/iio/dac/vf610_dac.c
index 71f8a5c471c4..7f1e9317c3f3 100644
--- a/drivers/iio/dac/vf610_dac.c
+++ b/drivers/iio/dac/vf610_dac.c
@@ -223,6 +223,7 @@ static int vf610_dac_probe(struct platform_device *pdev)
return 0;
error_iio_device_register:
+ vf610_dac_exit(info);
clk_disable_unprepare(info->clk);
return ret;
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c
index 64ef07a30726..1cf98195f84d 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c
@@ -544,8 +544,10 @@ st_lsm6dsx_shub_write_raw(struct iio_dev *iio_dev,
ref_sensor = iio_priv(hw->iio_devs[ST_LSM6DSX_ID_ACC]);
odr = st_lsm6dsx_check_odr(ref_sensor, val, &odr_val);
- if (odr < 0)
- return odr;
+ if (odr < 0) {
+ err = odr;
+ goto release;
+ }
sensor->ext_info.slv_odr = val;
sensor->odr = odr;
@@ -557,6 +559,7 @@ st_lsm6dsx_shub_write_raw(struct iio_dev *iio_dev,
break;
}
+release:
iio_device_release_direct_mode(iio_dev);
return err;
diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c
index 55c51143bb09..4ffb334cd5cd 100644
--- a/drivers/staging/greybus/uart.c
+++ b/drivers/staging/greybus/uart.c
@@ -537,9 +537,9 @@ static void gb_tty_set_termios(struct tty_struct *tty,
}
if (C_CRTSCTS(tty) && C_BAUD(tty) != B0)
- newline.flow_control |= GB_SERIAL_AUTO_RTSCTS_EN;
+ newline.flow_control = GB_SERIAL_AUTO_RTSCTS_EN;
else
- newline.flow_control &= ~GB_SERIAL_AUTO_RTSCTS_EN;
+ newline.flow_control = 0;
if (memcmp(&gb_tty->line_coding, &newline, sizeof(newline))) {
memcpy(&gb_tty->line_coding, &newline, sizeof(newline));
diff --git a/drivers/staging/iio/resolver/ad2s1210.c b/drivers/staging/iio/resolver/ad2s1210.c
index 4b25a3a314ed..ed404355ea4c 100644
--- a/drivers/staging/iio/resolver/ad2s1210.c
+++ b/drivers/staging/iio/resolver/ad2s1210.c
@@ -130,17 +130,24 @@ static int ad2s1210_config_write(struct ad2s1210_state *st, u8 data)
static int ad2s1210_config_read(struct ad2s1210_state *st,
unsigned char address)
{
- struct spi_transfer xfer = {
- .len = 2,
- .rx_buf = st->rx,
- .tx_buf = st->tx,
+ struct spi_transfer xfers[] = {
+ {
+ .len = 1,
+ .rx_buf = &st->rx[0],
+ .tx_buf = &st->tx[0],
+ .cs_change = 1,
+ }, {
+ .len = 1,
+ .rx_buf = &st->rx[1],
+ .tx_buf = &st->tx[1],
+ },
};
int ret = 0;
ad2s1210_set_mode(MOD_CONFIG, st);
st->tx[0] = address | AD2S1210_MSB_IS_HIGH;
st->tx[1] = AD2S1210_REG_FAULT;
- ret = spi_sync_transfer(st->sdev, &xfer, 1);
+ ret = spi_sync_transfer(st->sdev, xfers, 2);
if (ret < 0)
return ret;
diff --git a/drivers/staging/kpc2000/kpc2000/core.c b/drivers/staging/kpc2000/kpc2000/core.c
index 7b00d7069e21..358d7b2f4ad1 100644
--- a/drivers/staging/kpc2000/kpc2000/core.c
+++ b/drivers/staging/kpc2000/kpc2000/core.c
@@ -298,7 +298,6 @@ static int kp2000_pcie_probe(struct pci_dev *pdev,
{
int err = 0;
struct kp2000_device *pcard;
- int rv;
unsigned long reg_bar_phys_addr;
unsigned long reg_bar_phys_len;
unsigned long dma_bar_phys_addr;
@@ -445,11 +444,11 @@ static int kp2000_pcie_probe(struct pci_dev *pdev,
if (err < 0)
goto err_release_dma;
- rv = request_irq(pcard->pdev->irq, kp2000_irq_handler, IRQF_SHARED,
- pcard->name, pcard);
- if (rv) {
+ err = request_irq(pcard->pdev->irq, kp2000_irq_handler, IRQF_SHARED,
+ pcard->name, pcard);
+ if (err) {
dev_err(&pcard->pdev->dev,
- "%s: failed to request_irq: %d\n", __func__, rv);
+ "%s: failed to request_irq: %d\n", __func__, err);
goto err_disable_msi;
}
diff --git a/drivers/staging/wfx/scan.c b/drivers/staging/wfx/scan.c
index 6e1e50048651..9aa14331affd 100644
--- a/drivers/staging/wfx/scan.c
+++ b/drivers/staging/wfx/scan.c
@@ -57,8 +57,10 @@ static int send_scan_req(struct wfx_vif *wvif,
wvif->scan_abort = false;
reinit_completion(&wvif->scan_complete);
timeout = hif_scan(wvif, req, start_idx, i - start_idx);
- if (timeout < 0)
+ if (timeout < 0) {
+ wfx_tx_unlock(wvif->wdev);
return timeout;
+ }
ret = wait_for_completion_timeout(&wvif->scan_complete, timeout);
if (req->channels[start_idx]->max_power != wvif->vif->bss_conf.txpower)
hif_set_output_power(wvif, wvif->vif->bss_conf.txpower);