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Commit 3c6c8416 authored by qctecmdr Service's avatar qctecmdr Service Committed by Gerrit - the friendly Code Review server
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Merge "usb: gadget: f_gsi: Add QTI_CTRL_DATA_BUF_INFO ioctl"

parents a6561520 f91e8e39

drivers/usb/gadget/function/f_gsi.c

+31 −0
Original line number Diff line number Diff line
@@ -1173,6 +1173,7 @@ static long gsi_ctrl_dev_ioctl(struct file *fp, unsigned int cmd, 
	struct f_gsi *gsi;

	struct gsi_ctrl_pkt *cpkt;

	struct ep_info info;

	struct data_buf_info data_info;

	enum ipa_usb_teth_prot prot_id =

		*(enum ipa_usb_teth_prot *)(fp->private_data);

	struct gsi_inst_status *inst_cur = &inst_status[prot_id];
@@ -1302,6 +1303,36 @@ static long gsi_ctrl_dev_ioctl(struct file *fp, unsigned int cmd, 
		log_event_dbg("Sent NTB datagrams count %d",

			gsi->d_port.ntb_info.ntb_max_datagrams);

		break;

	case QTI_CTRL_DATA_BUF_INFO:

		if (gsi->d_port.out_ep) {

			data_info.epout_buf_len =

				gsi->d_port.out_request.buf_len;

			data_info.epout_total_buf_len =

				gsi->d_port.out_request.buf_len *

				gsi->d_port.out_request.num_bufs;

			log_event_dbg("prot id :%d OUT: buf_len:%u total_len: %u",

				gsi->prot_id, data_info.epout_buf_len,

				data_info.epout_total_buf_len);

		}



		if (gsi->d_port.in_ep) {

			data_info.epin_buf_len =

				gsi->d_port.in_request.buf_len;

			data_info.epin_total_buf_len =

				gsi->d_port.in_request.buf_len *

				gsi->d_port.in_request.num_bufs;

			log_event_dbg("prot id :%d IN: buf_len:%u total_len:%u\n",

				gsi->prot_id, data_info.epin_buf_len,

				data_info.epin_total_buf_len);

		}



		ret = copy_to_user((void __user *)arg, &data_info,

			sizeof(data_info));

		if (ret) {

			log_event_err("QTI_CTRL_DATA_BUF_INFO: copy_to_user failed");

			ret = -EFAULT;

		}

		break;

	default:

		log_event_err("wrong parameter");

		ret = -EINVAL;

include/uapi/linux/usb/usb_ctrl_qti.h

+9 −1
Original line number Diff line number Diff line
@@ -11,6 +11,8 @@ 
#define QTI_CTRL_EP_LOOKUP _IOR(QTI_CTRL_IOCTL_MAGIC, 3, struct ep_info)

#define QTI_CTRL_MODEM_OFFLINE _IO(QTI_CTRL_IOCTL_MAGIC, 4)

#define QTI_CTRL_MODEM_ONLINE _IO(QTI_CTRL_IOCTL_MAGIC, 5)

#define QTI_CTRL_DATA_BUF_INFO \

	_IOR(QTI_CTRL_IOCTL_MAGIC, 6, struct data_buf_info)



enum peripheral_ep_type {

	DATA_EP_TYPE_RESERVED	= 0x0,
@@ -37,5 +39,11 @@ struct ep_info { 


};



#endif

struct data_buf_info {

	__u32 epout_buf_len;

	__u32 epout_total_buf_len;

	__u32 epin_buf_len;

	__u32 epin_total_buf_len;

};



#endif