linux-kernel - Re: [PATCH] HID: logitech-hidpp: add support for the Powerplay mat/receiver

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Date:   Sun, 12 Jan 2020 20:54:22 +0000
From:   Filipe Laíns <lains@...hlinux.org>
To:     Jiri Kosina <jikos@...nel.org>,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] HID: logitech-hidpp: add support for the Powerplay
 mat/receiver

On Sun, 2020-01-12 at 20:50 +0000, Filipe Laíns wrote:
> The Logitech G Powerplay has a lightspeed receiver with a static
> HID++
> device with ID 7 attached to it to. It is used to configure the led
> on
> the mat. For this reason I increased the max number of devices.
> 
> I also marked all lightspeed devices as HID++ compatible. As the
> internal powerplay device does not have REPORT_TYPE_KEYBOARD or
> REPORT_TYPE_KEYBOARD it was not being marked as HID++ compatible in
  ^^^^^^^^^^^^^^^^^^^^
   REPORT_TYPE_MOUSE

Err, should I send another patch?

> logi_hidpp_dev_conn_notif_equad.
> 
> Signed-off-by: Filipe Laíns <lains@...hlinux.org>
> ---
>  drivers/hid/hid-logitech-dj.c | 10 +++++++---
>  1 file changed, 7 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-
> logitech-dj.c
> index bb50d6e7745b..732380b55b15 100644
> --- a/drivers/hid/hid-logitech-dj.c
> +++ b/drivers/hid/hid-logitech-dj.c
> @@ -16,11 +16,11 @@
>  #include <asm/unaligned.h>
>  #include "hid-ids.h"
>  
> -#define DJ_MAX_PAIRED_DEVICES			6
> +#define DJ_MAX_PAIRED_DEVICES			7
>  #define DJ_MAX_NUMBER_NOTIFS			8
>  #define DJ_RECEIVER_INDEX			0
>  #define DJ_DEVICE_INDEX_MIN			1
> -#define DJ_DEVICE_INDEX_MAX			6
> +#define DJ_DEVICE_INDEX_MAX			7
>  
>  #define DJREPORT_SHORT_LENGTH			15
>  #define DJREPORT_LONG_LENGTH			32
> @@ -971,7 +971,7 @@ static void logi_hidpp_recv_queue_notif(struct
> hid_device *hdev,
>  	case 0x0c:
>  		device_type = "eQUAD Lightspeed 1";
>  		logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report,
> &workitem);
> -		workitem.reports_supported |= STD_KEYBOARD;
> +		workitem.reports_supported |= STD_KEYBOARD | HIDPP;
>  		break;
>  	case 0x0d:
>  		device_type = "eQUAD Lightspeed 1_1";
> @@ -1850,6 +1850,10 @@ static const struct hid_device_id
> logi_dj_receivers[] = {
>  	  HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH,
>  		USB_DEVICE_ID_LOGITECH_NANO_RECEIVER_LIGHTSPEED_1_1),
>  	 .driver_data = recvr_type_gaming_hidpp},
> +	{ /* Logitech powerplay mat/receiver (0xc539) */
> +	  HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH,
> +		0xc53a),
> +	 .driver_data = recvr_type_gaming_hidpp},
>  	{ /* Logitech 27 MHz HID++ 1.0 receiver (0xc513) */
>  	  HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH,
> USB_DEVICE_ID_MX3000_RECEIVER),
>  	 .driver_data = recvr_type_27mhz},

-- 
Filipe Laíns

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