From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- arch/arm/mach-netx/include/mach/pfifo.h | 54 +++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 arch/arm/mach-netx/include/mach/pfifo.h (limited to 'arch/arm/mach-netx/include/mach/pfifo.h') diff --git a/arch/arm/mach-netx/include/mach/pfifo.h b/arch/arm/mach-netx/include/mach/pfifo.h new file mode 100644 index 000000000..42c59068f --- /dev/null +++ b/arch/arm/mach-netx/include/mach/pfifo.h @@ -0,0 +1,54 @@ +/* + * arch/arm/mach-netx/include/mach/pfifo.h + * + * Copyright (c) 2005 Sascha Hauer , 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<