diff options
| author |   Even Xu <even.xu@intel.com> | 2018-09-11 16:44:16 -0700 |
|---|---|---|
| committer |   Jiri Kosina <jkosina@suse.cz> | 2018-09-24 11:20:06 +0200 |
| commit | 816e7ed1c85dbb5e477139d6f28ffd175d0a609e (patch) | |
| tree | 11dc50533ba3c8a5df07e4cafd97d2e26c45f9ac /drivers/hid | |
| parent | HID: intel-ish-hid: ishtp: add helper functions for client buffer operation (diff) | |
| download | linux-dev-816e7ed1c85dbb5e477139d6f28ffd175d0a609e.tar.xz linux-dev-816e7ed1c85dbb5e477139d6f28ffd175d0a609e.zip | |
HID: intel-ish-hid: use helper function to access client buffer
ishtp bus driver exposed helper functions for client buffer accessing,
so change to use these functions in ishtp-hid-client driver to avoid
access client buffer directly.
Signed-off-by: Even Xu <even.xu@intel.com>
Reviewed-by: Andriy Shevchenko <andriy.shevchenko@intel.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | drivers/hid/intel-ish-hid/ishtp-hid-client.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/drivers/hid/intel-ish-hid/ishtp-hid-client.c b/drivers/hid/intel-ish-hid/ishtp-hid-client.c index 11ce54fcd098..bb8402f10831 100644 --- a/drivers/hid/intel-ish-hid/ishtp-hid-client.c +++ b/drivers/hid/intel-ish-hid/ishtp-hid-client.c @@ -323,20 +323,11 @@ static void ish_cl_event_cb(struct ishtp_cl_device *device) struct ishtp_cl *hid_ishtp_cl = ishtp_get_drvdata(device); struct ishtp_cl_rb *rb_in_proc; size_t r_length; - unsigned long flags; if (!hid_ishtp_cl) return; - spin_lock_irqsave(&hid_ishtp_cl->in_process_spinlock, flags); - while (!list_empty(&hid_ishtp_cl->in_process_list.list)) { - rb_in_proc = list_entry( - hid_ishtp_cl->in_process_list.list.next, - struct ishtp_cl_rb, list); - list_del_init(&rb_in_proc->list); - spin_unlock_irqrestore(&hid_ishtp_cl->in_process_spinlock, - flags); - + while ((rb_in_proc = ishtp_cl_rx_get_rb(hid_ishtp_cl)) != NULL) { if (!rb_in_proc->buffer.data) return; @@ -346,9 +337,7 @@ static void ish_cl_event_cb(struct ishtp_cl_device *device) process_recv(hid_ishtp_cl, rb_in_proc->buffer.data, r_length); ishtp_cl_io_rb_recycle(rb_in_proc); - spin_lock_irqsave(&hid_ishtp_cl->in_process_spinlock, flags); } - spin_unlock_irqrestore(&hid_ishtp_cl->in_process_spinlock, flags); } /** |