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| author | Dave Airlie <airlied@redhat.com> | 2016-11-30 14:18:51 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2016-11-30 14:18:51 +1000 |
| commit | 63207455963053ca212e61c75f43b3502ea69f0e (patch) | |
| tree | 96b2bbcee059a41eb580c17a6c473a259189072a /drivers/hid/hid-sensor-hub.c | |
| parent | 7625e05286cf3f37c8a5e633379a4d014ddbe555 (diff) | |
| parent | 348a4b6dd77d183ef4ea67673ecf30a09ae3f9d7 (diff) | |
| download | linux-63207455963053ca212e61c75f43b3502ea69f0e.tar.gz linux-63207455963053ca212e61c75f43b3502ea69f0e.tar.bz2 linux-63207455963053ca212e61c75f43b3502ea69f0e.zip | |
Merge tag 'drm-qemu-20161121' of git://git.kraxel.org/linux into drm-next
drm/virtio: fix busid in a different way, allocate more vbufs.
drm/qxl: various bugfixes and cleanups,
* tag 'drm-qemu-20161121' of git://git.kraxel.org/linux: (224 commits)
drm/virtio: allocate some extra bufs
qxl: Allow resolution which are not multiple of 8
qxl: Don't notify userspace when monitors config is unchanged
qxl: Remove qxl_bo_init() return value
qxl: Call qxl_gem_{init, fini}
qxl: Add missing '\n' to qxl_io_log() call
qxl: Remove unused prototype
qxl: Mark some internal functions as static
Revert "drm: virtio: reinstate drm_virtio_set_busid()"
drm/virtio: fix busid regression
drm: re-export drm_dev_set_unique
Linux 4.9-rc5
gp8psk: Fix DVB frontend attach
gp8psk: fix gp8psk_usb_in_op() logic
dvb-usb: move data_mutex to struct dvb_usb_device
iio: maxim_thermocouple: detect invalid storage size in read()
aoe: fix crash in page count manipulation
lightnvm: invalid offset calculation for lba_shift
Kbuild: enable -Wmaybe-uninitialized warnings by default
pcmcia: fix return value of soc_pcmcia_regulator_set
...
Diffstat (limited to 'drivers/hid/hid-sensor-hub.c')
| -rw-r--r-- | drivers/hid/hid-sensor-hub.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c index 658a607dc6d9..c5c3d6111729 100644 --- a/drivers/hid/hid-sensor-hub.c +++ b/drivers/hid/hid-sensor-hub.c @@ -251,6 +251,9 @@ int sensor_hub_get_feature(struct hid_sensor_hub_device *hsdev, u32 report_id, struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev); int report_size; int ret = 0; + u8 *val_ptr; + int buffer_index = 0; + int i; mutex_lock(&data->mutex); report = sensor_hub_report(report_id, hsdev->hdev, HID_FEATURE_REPORT); @@ -271,7 +274,17 @@ int sensor_hub_get_feature(struct hid_sensor_hub_device *hsdev, u32 report_id, goto done_proc; } ret = min(report_size, buffer_size); - memcpy(buffer, report->field[field_index]->value, ret); + + val_ptr = (u8 *)report->field[field_index]->value; + for (i = 0; i < report->field[field_index]->report_count; ++i) { + if (buffer_index >= ret) + break; + + memcpy(&((u8 *)buffer)[buffer_index], val_ptr, + report->field[field_index]->report_size / 8); + val_ptr += sizeof(__s32); + buffer_index += (report->field[field_index]->report_size / 8); + } done_proc: mutex_unlock(&data->mutex); |