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SubjectRe: [PATCH 4/7] HID: N-trig MTM Driver fix And cleanup Patch 4
Very interesting.

Minor side point. This would be the patch to add the usb includes.

Rafi

On 03/08/2010 04:13 PM, mickib1@gmail.com wrote:
> From: micki<micki@micki-laptop.(none)>
>
> Add ntrig_send_report - enable us to configure firmware.
>
> N-trig is changing the way people interact with computers by providing a dual-mode pen and true multi-touch input device, specifically designed for today's advanced computing world.
> N-trig DuoSense® solution provides a real Hands-on computing® experience, and sets the stage for OEMs and ISVs to introduce innovative computer products and applications for an intuitive, Hands-on® experience directly onscreen.
> DuoSense digitizers are easily integrated into existing technologies, support all LCDs, keep devices slim and light, and can be implemented in a broad range of products, ranging from small notebooks to large LCDs.
> N-trig has offices in Israel, the US, Taiwan and Japan.
>
> Signed-off-by: Micki Balanga<micki@n-trig.com>
> ---
> drivers/hid/hid-ntrig.c | 50 +++++++++++++++++++++++++++++++++++++++++++++++
> 1 files changed, 50 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/hid/hid-ntrig.c b/drivers/hid/hid-ntrig.c
> index 8130c3c..8cdb3c2 100644
> --- a/drivers/hid/hid-ntrig.c
> +++ b/drivers/hid/hid-ntrig.c
> @@ -17,6 +17,8 @@
> * Add debug Paramater change Driver name in hid_driver structure
> * 1.2 - N-trig - Change ntrig_input_mapping
> * 1.3 - N-trig - Change ntrig_input_mapped
> + * 1.4 - N-trig - Add ntrig_send_report function
> + * send set feature command to firmware
> */
>
> /*
> @@ -361,6 +363,54 @@ static int ntrig_event(struct hid_device *hid, struct hid_field *field,
> return 1;
> }
>
> +/*
> + * This function used to configure N-trig firmware
> + * The first command we need to send to firmware is change
> + * to Multi-touch Mode we don't receive a reply
> + */
> +static int ntrig_send_report(struct hid_device *hid)
> +{
> + struct hid_report *report;
> + struct list_head *report_list =
> + &hid->report_enum[HID_FEATURE_REPORT].report_list;
> +
> + if (list_empty(report_list)) {
> + ntrig_dbg("no feature reports found\n");
> + return -ENODEV;
> + }
> + report = list_first_entry(report_list, struct hid_report, list);
> + if (report->maxfield< 1)
> + return -ENODEV;
> +
> + list_for_each_entry(report,
> + report_list, list) {
> + if (report->maxfield< 1) {
> + ntrig_dbg("no fields in the report\n");
> + continue;
> + }
> + ntrig_dbg("Report ID %x\n", report->id);
> + switch (report->id) {
> + case REPORTID_DRIVER_ALIVE:
> + usbhid_submit_report(hid, report, USB_DIR_OUT);
> + break;
> + /*
> + * These command will implement later accroding to demand
> + */
> + case REPORTID_GET_VERSION: /* FALLTHRU */
> + case REPORTID_SET_MODE_DUAL: /* FALLTHRU */
> + case REPORTID_CALIBRATION: /* FALLTHRU */
> + case REPORTID_GET_MODE: /* FALLTHRU */
> + case REPORTID_SET_MODE_PEN: /* FALLTHRU */
> + case REPORTID_SET_MODE_TOUCH: /* FALLTHRU */
> + case REPORTID_CALIBRATION_RESPOND:/* FALLTHRU */
> + case HID_CAPACITORS_CALIB: /* FALLTHRU */
> + case HID_GET_CAPACITORS_CALIB_DONE:
> + break;
> + }
> + }
> + return 0;
> +}
> +
> static int ntrig_probe(struct hid_device *hdev, const struct hid_device_id *id)
> {
> int ret;

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