Re: [PATCH resend] N-Trig: change default value of logical/physical width/height to 1
From: Rafi Rubin <hidden>
Date: 2012-09-25 12:10:10
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 09/25/12 06:51, Jesse Sung wrote:
From: Wen-chien Jesse Sung <redacted> Since something will be divided by these variables in show_min_width()/show_min_height() and show_activate_width()/ show_activate_height(), a divided error would be triggered if they are zero.
Fair point about the divide by zero. Would it be preferable to use real values. As far as I know these devices all have logical dimensions of 9600x7200. Unfortunately both logical and physical are used as denominators, so 1 for the physicals is probably sensible. Rafi
quoted hunk ↗ jump to hunk
Signed-off-by: Wen-chien Jesse Sung <redacted> --- drivers/hid/hid-ntrig.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)diff --git a/drivers/hid/hid-ntrig.c b/drivers/hid/hid-ntrig.c index9fae2eb..86a969f 100644 --- a/drivers/hid/hid-ntrig.c +++ b/drivers/hid/hid-ntrig.c @@ -882,10 +882,10 @@ static int ntrig_probe(struct hid_device *hdev, const struct hid_device_id *id) nd->activate_slack = activate_slack; nd->act_state = activate_slack; nd->deactivate_slack = -deactivate_slack; - nd->sensor_logical_width = 0; - nd->sensor_logical_height = 0; - nd->sensor_physical_width = 0; - nd->sensor_physical_height = 0; + nd->sensor_logical_width = 1; + nd->sensor_logical_height = 1; + nd->sensor_physical_width = 1; + nd->sensor_physical_height = 1; hid_set_drvdata(hdev, nd);
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