[PATCH 1/3] hid-hyperv: Do not use hid_parse_report() directly

From: Henrik Rydberg
Date: Sun Apr 22 2012 - 08:18:33 EST


Upcoming changes will split the semantics of hid_parse_report()
and hid_parse(), so make sure drivers use hid_parse() in probe().

Compiled, not tested.

Cc: "K. Y. Srinivasan" <kys@xxxxxxxxxxxxx>
Signed-off-by: Henrik Rydberg <rydberg@xxxxxxxxxxx>
---
drivers/hid/hid-hyperv.c | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
index 4066324..032e6c0 100644
--- a/drivers/hid/hid-hyperv.c
+++ b/drivers/hid/hid-hyperv.c
@@ -430,6 +430,15 @@ cleanup:
return ret;
}

+static int mousevsc_hid_parse(struct hid_device *hid)
+{
+ struct hv_device *dev = hid_get_drvdata(hid);
+ struct mousevsc_dev *input_dev = hv_get_drvdata(dev);
+
+ return hid_parse_report(hid, input_dev->report_desc,
+ input_dev->report_desc_size);
+}
+
static int mousevsc_hid_open(struct hid_device *hid)
{
return 0;
@@ -449,6 +458,7 @@ static void mousevsc_hid_stop(struct hid_device *hid)
}

static struct hid_ll_driver mousevsc_ll_driver = {
+ .parse = mousevsc_hid_parse,
.open = mousevsc_hid_open,
.close = mousevsc_hid_close,
.start = mousevsc_hid_start,
@@ -510,9 +520,9 @@ static int mousevsc_probe(struct hv_device *device,
if (ret)
goto probe_err1;

- ret = hid_parse_report(hid_dev, input_dev->report_desc,
- input_dev->report_desc_size);
+ hid_set_drvdata(hid_dev, device);

+ ret = hid_parse(hid_dev);
if (ret) {
hid_err(hid_dev, "parse failed\n");
goto probe_err2;
--
1.7.10

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