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authorRob Herring <r.herring@freescale.com>2010-06-08 09:48:08 -0400
committerGrant Likely <grant.likely@secretlab.ca>2010-07-05 18:14:25 -0400
commita7c194b007ec40a130207e9ace9cecf598fc6ac5 (patch)
treed5be1544285ab73d202b96ae20545d8d08d9bd1f /drivers/of/irq.c
parent7dc2e1134a22dc242175d5321c0c9e97d16eb87b (diff)
of/irq: little endian fixes
Fix some endian issues in the irq mapping OF code. Signed-off-by: Rob Herring <r.herring@freescale.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca> CC: Michal Simek <monstr@monstr.eu> CC: Wolfram Sang <w.sang@pengutronix.de> CC: Stephen Rothwell <sfr@canb.auug.org.au> CC: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'drivers/of/irq.c')
-rw-r--r--drivers/of/irq.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/of/irq.c b/drivers/of/irq.c
index 598454fbdd1e..623eb661c629 100644
--- a/drivers/of/irq.c
+++ b/drivers/of/irq.c
@@ -95,7 +95,7 @@ int of_irq_map_raw(struct device_node *parent, const u32 *intspec, u32 ointsize,
95 const u32 *addr, struct of_irq *out_irq) 95 const u32 *addr, struct of_irq *out_irq)
96{ 96{
97 struct device_node *ipar, *tnode, *old = NULL, *newpar = NULL; 97 struct device_node *ipar, *tnode, *old = NULL, *newpar = NULL;
98 const u32 *tmp, *imap, *imask; 98 const __be32 *tmp, *imap, *imask;
99 u32 intsize = 1, addrsize, newintsize = 0, newaddrsize = 0; 99 u32 intsize = 1, addrsize, newintsize = 0, newaddrsize = 0;
100 int imaplen, match, i; 100 int imaplen, match, i;
101 101
@@ -111,7 +111,7 @@ int of_irq_map_raw(struct device_node *parent, const u32 *intspec, u32 ointsize,
111 do { 111 do {
112 tmp = of_get_property(ipar, "#interrupt-cells", NULL); 112 tmp = of_get_property(ipar, "#interrupt-cells", NULL);
113 if (tmp != NULL) { 113 if (tmp != NULL) {
114 intsize = *tmp; 114 intsize = be32_to_cpu(*tmp);
115 break; 115 break;
116 } 116 }
117 tnode = ipar; 117 tnode = ipar;
@@ -140,7 +140,7 @@ int of_irq_map_raw(struct device_node *parent, const u32 *intspec, u32 ointsize,
140 } while (old && tmp == NULL); 140 } while (old && tmp == NULL);
141 of_node_put(old); 141 of_node_put(old);
142 old = NULL; 142 old = NULL;
143 addrsize = (tmp == NULL) ? 2 : *tmp; 143 addrsize = (tmp == NULL) ? 2 : be32_to_cpu(*tmp);
144 144
145 pr_debug(" -> addrsize=%d\n", addrsize); 145 pr_debug(" -> addrsize=%d\n", addrsize);
146 146
@@ -152,8 +152,9 @@ int of_irq_map_raw(struct device_node *parent, const u32 *intspec, u32 ointsize,
152 if (of_get_property(ipar, "interrupt-controller", NULL) != 152 if (of_get_property(ipar, "interrupt-controller", NULL) !=
153 NULL) { 153 NULL) {
154 pr_debug(" -> got it !\n"); 154 pr_debug(" -> got it !\n");
155 memcpy(out_irq->specifier, intspec, 155 for (i = 0; i < intsize; i++)
156 intsize * sizeof(u32)); 156 out_irq->specifier[i] =
157 of_read_number(intspec +i, 1);
157 out_irq->size = intsize; 158 out_irq->size = intsize;
158 out_irq->controller = ipar; 159 out_irq->controller = ipar;
159 of_node_put(old); 160 of_node_put(old);
@@ -223,9 +224,9 @@ int of_irq_map_raw(struct device_node *parent, const u32 *intspec, u32 ointsize,
223 pr_debug(" -> parent lacks #interrupt-cells!\n"); 224 pr_debug(" -> parent lacks #interrupt-cells!\n");
224 goto fail; 225 goto fail;
225 } 226 }
226 newintsize = *tmp; 227 newintsize = be32_to_cpu(*tmp);
227 tmp = of_get_property(newpar, "#address-cells", NULL); 228 tmp = of_get_property(newpar, "#address-cells", NULL);
228 newaddrsize = (tmp == NULL) ? 0 : *tmp; 229 newaddrsize = (tmp == NULL) ? 0 : be32_to_cpu(*tmp);
229 230
230 pr_debug(" -> newintsize=%d, newaddrsize=%d\n", 231 pr_debug(" -> newintsize=%d, newaddrsize=%d\n",
231 newintsize, newaddrsize); 232 newintsize, newaddrsize);
@@ -307,7 +308,7 @@ int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq
307 tmp = of_get_property(p, "#interrupt-cells", NULL); 308 tmp = of_get_property(p, "#interrupt-cells", NULL);
308 if (tmp == NULL) 309 if (tmp == NULL)
309 goto out; 310 goto out;
310 intsize = *tmp; 311 intsize = be32_to_cpu(*tmp);
311 312
312 pr_debug(" intsize=%d intlen=%d\n", intsize, intlen); 313 pr_debug(" intsize=%d intlen=%d\n", intsize, intlen);
313 314