From: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
To: jkosina@suse.cz
Cc: linux-input@vger.kernel.org,
Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Subject: [PATCH] HID: hid-sensor-hub: fix report size
Date: Fri, 18 Oct 2013 09:48:44 -0700 [thread overview]
Message-ID: <1382114924-25654-1-git-send-email-srinivas.pandruvada@linux.intel.com> (raw)
The number of bytes in a field needs to take account of report_count
field. Need to multiply report_size and report_count to get total
number of bytes.
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
---
drivers/hid/hid-sensor-hub.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c
index 88fc5ae..a184e19 100644
--- a/drivers/hid/hid-sensor-hub.c
+++ b/drivers/hid/hid-sensor-hub.c
@@ -326,7 +326,8 @@ int sensor_hub_input_get_attribute_info(struct hid_sensor_hub_device *hsdev,
field->logical == attr_usage_id) {
sensor_hub_fill_attr_info(info, i, report->id,
field->unit, field->unit_exponent,
- field->report_size);
+ field->report_size *
+ field->report_count);
ret = 0;
} else {
for (j = 0; j < field->maxusage; ++j) {
@@ -338,7 +339,8 @@ int sensor_hub_input_get_attribute_info(struct hid_sensor_hub_device *hsdev,
i, report->id,
field->unit,
field->unit_exponent,
- field->report_size);
+ field->report_size *
+ field->report_count);
ret = 0;
break;
}
@@ -425,9 +427,10 @@ static int sensor_hub_raw_event(struct hid_device *hdev,
hid_dbg(hdev, "%d collection_index:%x hid:%x sz:%x\n",
i, report->field[i]->usage->collection_index,
report->field[i]->usage->hid,
- report->field[i]->report_size/8);
-
- sz = report->field[i]->report_size/8;
+ (report->field[i]->report_size *
+ report->field[i]->report_count)/8);
+ sz = (report->field[i]->report_size *
+ report->field[i]->report_count)/8;
if (pdata->pending.status && pdata->pending.attr_usage_id ==
report->field[i]->usage->hid) {
hid_dbg(hdev, "data was pending ...\n");
--
1.8.3.2
next reply other threads:[~2013-10-18 16:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-18 16:48 Srinivas Pandruvada [this message]
2013-10-25 9:01 ` [PATCH] HID: hid-sensor-hub: fix report size Jiri Kosina
-- strict thread matches above, loose matches on Subject: below --
2013-10-26 17:04 Srinivas Pandruvada
2013-10-30 13:27 ` Jiri Kosina
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