/* * include/asm-arm/arch-netx/pfifo.h * * Copyright (c) 2005 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 * as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef ASM_ARCH_PFIFO_H #define ASM_ARCH_PFIFO_H static inline int pfifo_push(int no, unsigned int pointer) { writel(pointer, NETX_PFIFO_BASE(no)); return 0; } static inline unsigned int pfifo_pop(int no) { return readl(NETX_PFIFO_BASE(no)); } static inline int pfifo_fill_level(int no) { return readl(NETX_PFIFO_FILL_LEVEL(no)); } static inline int pfifo_full(int no) { return readl(NETX_PFIFO_FULL) & (1<<no) ? 1 : 0; } static inline int pfifo_empty(int no) { return readl(NETX_PFIFO_EMPTY) & (1<<no) ? 1 : 0; } int pfifo_request(unsigned int pfifo_mask); void pfifo_free(unsigned int pfifo_mask); #endif /* ASM_ARCH_PFIFO_H */