diff options
Diffstat (limited to 'arch/sh/boards/mach-x3proto/ilsel.c')
-rw-r--r-- | arch/sh/boards/mach-x3proto/ilsel.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/arch/sh/boards/mach-x3proto/ilsel.c b/arch/sh/boards/mach-x3proto/ilsel.c index aa8eb7e5428..95e34613951 100644 --- a/arch/sh/boards/mach-x3proto/ilsel.c +++ b/arch/sh/boards/mach-x3proto/ilsel.c | |||
@@ -1,14 +1,16 @@ | |||
1 | /* | 1 | /* |
2 | * arch/sh/boards/renesas/x3proto/ilsel.c | 2 | * arch/sh/boards/mach-x3proto/ilsel.c |
3 | * | 3 | * |
4 | * Helper routines for SH-X3 proto board ILSEL. | 4 | * Helper routines for SH-X3 proto board ILSEL. |
5 | * | 5 | * |
6 | * Copyright (C) 2007 Paul Mundt | 6 | * Copyright (C) 2007 - 2010 Paul Mundt |
7 | * | 7 | * |
8 | * This file is subject to the terms and conditions of the GNU General Public | 8 | * This file is subject to the terms and conditions of the GNU General Public |
9 | * License. See the file "COPYING" in the main directory of this archive | 9 | * License. See the file "COPYING" in the main directory of this archive |
10 | * for more details. | 10 | * for more details. |
11 | */ | 11 | */ |
12 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | ||
13 | |||
12 | #include <linux/init.h> | 14 | #include <linux/init.h> |
13 | #include <linux/kernel.h> | 15 | #include <linux/kernel.h> |
14 | #include <linux/module.h> | 16 | #include <linux/module.h> |
@@ -64,6 +66,8 @@ static void __ilsel_enable(ilsel_source_t set, unsigned int bit) | |||
64 | unsigned int tmp, shift; | 66 | unsigned int tmp, shift; |
65 | unsigned long addr; | 67 | unsigned long addr; |
66 | 68 | ||
69 | pr_notice("enabling ILSEL set %d\n", set); | ||
70 | |||
67 | addr = mk_ilsel_addr(bit); | 71 | addr = mk_ilsel_addr(bit); |
68 | shift = mk_ilsel_shift(bit); | 72 | shift = mk_ilsel_shift(bit); |
69 | 73 | ||
@@ -92,8 +96,10 @@ int ilsel_enable(ilsel_source_t set) | |||
92 | { | 96 | { |
93 | unsigned int bit; | 97 | unsigned int bit; |
94 | 98 | ||
95 | /* Aliased sources must use ilsel_enable_fixed() */ | 99 | if (unlikely(set > ILSEL_KEY)) { |
96 | BUG_ON(set > ILSEL_KEY); | 100 | pr_err("Aliased sources must use ilsel_enable_fixed()\n"); |
101 | return -EINVAL; | ||
102 | } | ||
97 | 103 | ||
98 | do { | 104 | do { |
99 | bit = find_first_zero_bit(&ilsel_level_map, ILSEL_LEVELS); | 105 | bit = find_first_zero_bit(&ilsel_level_map, ILSEL_LEVELS); |
@@ -140,6 +146,8 @@ void ilsel_disable(unsigned int irq) | |||
140 | unsigned long addr; | 146 | unsigned long addr; |
141 | unsigned int tmp; | 147 | unsigned int tmp; |
142 | 148 | ||
149 | pr_notice("disabling ILSEL set %d\n", irq); | ||
150 | |||
143 | addr = mk_ilsel_addr(irq); | 151 | addr = mk_ilsel_addr(irq); |
144 | 152 | ||
145 | tmp = __raw_readw(addr); | 153 | tmp = __raw_readw(addr); |