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Message-ID: <20090116082706.17571.31102.stgit@oreo.research.nokia.com>
Date: Fri, 16 Jan 2009 10:27:06 +0200
From: Hiroshi DOYU <Hiroshi.DOYU@...ia.com>
To: linux-kernel@...r.kernel.org
Cc: linux-arm-kernel@...ts.arm.linux.org.uk, linux-omap@...r.kernel.org
Subject: [PATCH 01/10] omap mailbox: cleanup omap2 register definition with
macro
Signed-off-by: Hiroshi DOYU <Hiroshi.DOYU@...ia.com>
---
arch/arm/mach-omap2/mailbox.c | 77 +++++++++++++++--------------------------
1 files changed, 29 insertions(+), 48 deletions(-)
diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c
index 32b7af3..0609e2d 100644
--- a/arch/arm/mach-omap2/mailbox.c
+++ b/arch/arm/mach-omap2/mailbox.c
@@ -1,9 +1,9 @@
/*
- * Mailbox reservation modules for OMAP2
+ * Mailbox reservation modules for OMAP2/3
*
- * Copyright (C) 2006 Nokia Corporation
+ * Copyright (C) 2006-2008 Nokia Corporation
* Written by: Hiroshi DOYU <Hiroshi.DOYU@...ia.com>
- * and Paul Mundt <paul.mundt@...ia.com>
+ * and Paul Mundt
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
@@ -18,40 +18,19 @@
#include <mach/mailbox.h>
#include <mach/irqs.h>
-#define MAILBOX_REVISION 0x00
-#define MAILBOX_SYSCONFIG 0x10
-#define MAILBOX_SYSSTATUS 0x14
-#define MAILBOX_MESSAGE_0 0x40
-#define MAILBOX_MESSAGE_1 0x44
-#define MAILBOX_MESSAGE_2 0x48
-#define MAILBOX_MESSAGE_3 0x4c
-#define MAILBOX_MESSAGE_4 0x50
-#define MAILBOX_MESSAGE_5 0x54
-#define MAILBOX_FIFOSTATUS_0 0x80
-#define MAILBOX_FIFOSTATUS_1 0x84
-#define MAILBOX_FIFOSTATUS_2 0x88
-#define MAILBOX_FIFOSTATUS_3 0x8c
-#define MAILBOX_FIFOSTATUS_4 0x90
-#define MAILBOX_FIFOSTATUS_5 0x94
-#define MAILBOX_MSGSTATUS_0 0xc0
-#define MAILBOX_MSGSTATUS_1 0xc4
-#define MAILBOX_MSGSTATUS_2 0xc8
-#define MAILBOX_MSGSTATUS_3 0xcc
-#define MAILBOX_MSGSTATUS_4 0xd0
-#define MAILBOX_MSGSTATUS_5 0xd4
-#define MAILBOX_IRQSTATUS_0 0x100
-#define MAILBOX_IRQENABLE_0 0x104
-#define MAILBOX_IRQSTATUS_1 0x108
-#define MAILBOX_IRQENABLE_1 0x10c
-#define MAILBOX_IRQSTATUS_2 0x110
-#define MAILBOX_IRQENABLE_2 0x114
-#define MAILBOX_IRQSTATUS_3 0x118
-#define MAILBOX_IRQENABLE_3 0x11c
+#define MAILBOX_REVISION 0x000
+#define MAILBOX_SYSCONFIG 0x010
+#define MAILBOX_SYSSTATUS 0x014
+#define MAILBOX_MESSAGE(m) (0x040 + 4 * (m))
+#define MAILBOX_FIFOSTATUS(m) (0x080 + 4 * (m))
+#define MAILBOX_MSGSTATUS(m) (0x0c0 + 4 * (m))
+#define MAILBOX_IRQSTATUS(u) (0x100 + 8 * (u))
+#define MAILBOX_IRQENABLE(u) (0x108 + 8 * (u))
-static unsigned long mbox_base;
+#define MAILBOX_IRQ_NEWMSG(u) (1 << (2 * (u)))
+#define MAILBOX_IRQ_NOTFULL(u) (1 << (2 * (u) + 1))
-#define MAILBOX_IRQ_NOTFULL(n) (1 << (2 * (n) + 1))
-#define MAILBOX_IRQ_NEWMSG(n) (1 << (2 * (n)))
+static unsigned long mbox_base;
struct omap_mbox2_fifo {
unsigned long msg;
@@ -209,15 +188,15 @@ static struct omap_mbox_ops omap2_mbox_ops = {
/* DSP */
static struct omap_mbox2_priv omap2_mbox_dsp_priv = {
.tx_fifo = {
- .msg = MAILBOX_MESSAGE_0,
- .fifo_stat = MAILBOX_FIFOSTATUS_0,
+ .msg = MAILBOX_MESSAGE(0),
+ .fifo_stat = MAILBOX_FIFOSTATUS(0),
},
.rx_fifo = {
- .msg = MAILBOX_MESSAGE_1,
- .msg_stat = MAILBOX_MSGSTATUS_1,
+ .msg = MAILBOX_MESSAGE(1),
+ .msg_stat = MAILBOX_MSGSTATUS(1),
},
- .irqenable = MAILBOX_IRQENABLE_0,
- .irqstatus = MAILBOX_IRQSTATUS_0,
+ .irqenable = MAILBOX_IRQENABLE(0),
+ .irqstatus = MAILBOX_IRQSTATUS(0),
.notfull_bit = MAILBOX_IRQ_NOTFULL(0),
.newmsg_bit = MAILBOX_IRQ_NEWMSG(1),
};
@@ -232,15 +211,15 @@ EXPORT_SYMBOL(mbox_dsp_info);
/* IVA */
static struct omap_mbox2_priv omap2_mbox_iva_priv = {
.tx_fifo = {
- .msg = MAILBOX_MESSAGE_2,
- .fifo_stat = MAILBOX_FIFOSTATUS_2,
+ .msg = MAILBOX_MESSAGE(2),
+ .fifo_stat = MAILBOX_FIFOSTATUS(2),
},
.rx_fifo = {
- .msg = MAILBOX_MESSAGE_3,
- .msg_stat = MAILBOX_MSGSTATUS_3,
+ .msg = MAILBOX_MESSAGE(3),
+ .msg_stat = MAILBOX_MSGSTATUS(3),
},
- .irqenable = MAILBOX_IRQENABLE_3,
- .irqstatus = MAILBOX_IRQSTATUS_3,
+ .irqenable = MAILBOX_IRQENABLE(3),
+ .irqstatus = MAILBOX_IRQSTATUS(3),
.notfull_bit = MAILBOX_IRQ_NOTFULL(2),
.newmsg_bit = MAILBOX_IRQ_NEWMSG(3),
};
@@ -320,4 +299,6 @@ static void __exit omap2_mbox_exit(void)
module_init(omap2_mbox_init);
module_exit(omap2_mbox_exit);
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("omap mailbox: omap2/3 architecture specific functions");
+MODULE_AUTHOR("Hiroshi DOYU <Hiroshi.DOYU@...ia.com>, Paul Mundt");
--
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