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authorOmar Ramirez Luna <omar.ramirez@copitl.com>2012-10-24 17:09:19 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-10-24 16:31:31 -0700
commit5ae4fd94a3b2d2b285cff294a5a23c52e21db208 (patch)
tree29a45299d2f00273195e81cbc396c3935e7664b1 /drivers/staging/tidspbridge
parentstaging: tidspbridge: ioremap dsp sync addr (diff)
downloadlinux-dev-5ae4fd94a3b2d2b285cff294a5a23c52e21db208.tar.xz
linux-dev-5ae4fd94a3b2d2b285cff294a5a23c52e21db208.zip
staging: tidspbridge: ioremap physical address of the stack segment in shm
Due to data type change, readl can no longer receive a u32. Signed-off-by: Omar Ramirez Luna <omar.ramirez@copitl.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/tidspbridge')
-rw-r--r--drivers/staging/tidspbridge/rmgr/node.c21
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/staging/tidspbridge/rmgr/node.c b/drivers/staging/tidspbridge/rmgr/node.c
index c2fc6137c770..294e9b40f516 100644
--- a/drivers/staging/tidspbridge/rmgr/node.c
+++ b/drivers/staging/tidspbridge/rmgr/node.c
@@ -304,8 +304,7 @@ int node_allocate(struct proc_object *hprocessor,
u32 pul_value;
u32 dynext_base;
u32 off_set = 0;
- u32 ul_stack_seg_addr, ul_stack_seg_val;
- u32 ul_gpp_mem_base;
+ u32 ul_stack_seg_val;
struct cfg_hostres *host_res;
struct bridge_dev_context *pbridge_context;
u32 mapped_addr = 0;
@@ -581,6 +580,9 @@ func_cont:
if (strcmp((char *)
pnode->dcd_props.obj_data.node_obj.ndb_props.
stack_seg_name, STACKSEGLABEL) == 0) {
+ void __iomem *stack_seg;
+ u32 stack_seg_pa;
+
status =
hnode_mgr->nldr_fxns.
get_fxn_addr(pnode->nldr_node_obj, "DYNEXT_BEG",
@@ -608,14 +610,21 @@ func_cont:
goto func_end;
}
- ul_gpp_mem_base = (u32) host_res->mem_base[1];
off_set = pul_value - dynext_base;
- ul_stack_seg_addr = ul_gpp_mem_base + off_set;
- ul_stack_seg_val = readl(ul_stack_seg_addr);
+ stack_seg_pa = host_res->mem_phys[1] + off_set;
+ stack_seg = ioremap(stack_seg_pa, SZ_32);
+ if (!stack_seg) {
+ status = -ENOMEM;
+ goto func_end;
+ }
+
+ ul_stack_seg_val = readl(stack_seg);
+
+ iounmap(stack_seg);
dev_dbg(bridge, "%s: StackSegVal = 0x%x, StackSegAddr ="
" 0x%x\n", __func__, ul_stack_seg_val,
- ul_stack_seg_addr);
+ host_res->mem_base[1] + off_set);
pnode->create_args.asa.task_arg_obj.stack_seg =
ul_stack_seg_val;