70 static void *map_paste_region(struct vas_window *txwin)  in map_paste_region()  argument
77 	name = kasprintf(GFP_KERNEL, "window-v%d-w%d", txwin->vinst->vas_id,  in map_paste_region()
78 				txwin->winid);  in map_paste_region()
82 	txwin->paste_addr_name = name;  in map_paste_region()
83 	vas_win_paste_addr(txwin, &start, &len);  in map_paste_region()
338 static void init_rsvd_tx_buf_count(struct vas_window *txwin,  in init_rsvd_tx_buf_count()  argument
341 	write_hvwc_reg(txwin, VREG(TX_RSVD_BUF_COUNT), 0ULL);  in init_rsvd_tx_buf_count()
908 static void init_winctx_for_txwin(struct vas_window *txwin,  in init_winctx_for_txwin()  argument
929 	winctx->wcreds_max = txwin->wcreds_max;  in init_winctx_for_txwin()
932 	winctx->nx_win = txwin->rxwin->nx_win;  in init_winctx_for_txwin()
949 	winctx->rx_win_id = txwin->rxwin->winid;  in init_winctx_for_txwin()
954 	if (txwin->vinst->virq)  in init_winctx_for_txwin()
955 		winctx->fault_win_id = txwin->vinst->fault_win->winid;  in init_winctx_for_txwin()
961 	if (txwin->vinst->virq)  in init_winctx_for_txwin()
962 		winctx->irq_port = txwin->vinst->irq_port;  in init_winctx_for_txwin()
965 			encode_pswid(txwin->vinst->vas_id, txwin->winid);  in init_winctx_for_txwin()
996 	struct vas_window *txwin;  in vas_tx_win_open()  local
1026 	txwin = vas_window_alloc(vinst);  in vas_tx_win_open()
1027 	if (IS_ERR(txwin)) {  in vas_tx_win_open()
1028 		rc = PTR_ERR(txwin);  in vas_tx_win_open()
1032 	txwin->cop = cop;  in vas_tx_win_open()
1033 	txwin->tx_win = 1;  in vas_tx_win_open()
1034 	txwin->rxwin = rxwin;  in vas_tx_win_open()
1035 	txwin->nx_win = txwin->rxwin->nx_win;  in vas_tx_win_open()
1036 	txwin->user_win = attr->user_win;  in vas_tx_win_open()
1037 	txwin->wcreds_max = attr->wcreds_max ?: VAS_WCREDS_DEFAULT;  in vas_tx_win_open()
1039 	init_winctx_for_txwin(txwin, attr, &winctx);  in vas_tx_win_open()
1041 	init_winctx_regs(txwin, &winctx);  in vas_tx_win_open()
1051 	if (!txwin->user_win) {  in vas_tx_win_open()
1052 		txwin->paste_kaddr = map_paste_region(txwin);  in vas_tx_win_open()
1053 		if (IS_ERR(txwin->paste_kaddr)) {  in vas_tx_win_open()
1054 			rc = PTR_ERR(txwin->paste_kaddr);  in vas_tx_win_open()
1076 		txwin->pid = get_task_pid(current, PIDTYPE_PID);  in vas_tx_win_open()
1080 		txwin->mm = get_task_mm(current);  in vas_tx_win_open()
1082 		if (!txwin->mm) {  in vas_tx_win_open()
1083 			put_pid(txwin->pid);  in vas_tx_win_open()
1090 		mmgrab(txwin->mm);  in vas_tx_win_open()
1091 		mmput(txwin->mm);  in vas_tx_win_open()
1092 		mm_context_add_vas_window(txwin->mm);  in vas_tx_win_open()
1100 		txwin->tgid = find_get_pid(task_tgid_vnr(current));  in vas_tx_win_open()
1114 	set_vinst_win(vinst, txwin);  in vas_tx_win_open()
1116 	return txwin;  in vas_tx_win_open()
1119 	vas_window_free(txwin);  in vas_tx_win_open()
1135 int vas_paste_crb(struct vas_window *txwin, int offset, bool re)  in vas_paste_crb()  argument
1141 	trace_vas_paste_crb(current, txwin);  in vas_paste_crb()
1148 	WARN_ON_ONCE(txwin->nx_win && !re);  in vas_paste_crb()
1150 	addr = txwin->paste_kaddr;  in vas_paste_crb()
1170 	pr_debug("Txwin #%d: Msg count %llu\n", txwin->winid,  in vas_paste_crb()
1171 			read_hvwc_reg(txwin, VREG(LRFIFO_PUSH)));  in vas_paste_crb()