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authorTakashi Iwai <tiwai@suse.de>2011-03-28 13:03:58 +0200
committerTakashi Iwai <tiwai@suse.de>2011-03-28 13:03:58 +0200
commitcdccfc8dc0bf62a1da327324a8d639139acc9279 (patch)
treedca7934b27d510c9c006558979ebc48e07a531cf /drivers/firmware/dcdbas.c
parentb21a8ee67013372f439fbd1591e91d09de49bb9c (diff)
parentc6b358748e19ce7e230b0926ac42696bc485a562 (diff)
Merge branch 'fix/misc' into topic/misc
Diffstat (limited to 'drivers/firmware/dcdbas.c')
-rw-r--r--drivers/firmware/dcdbas.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/firmware/dcdbas.c b/drivers/firmware/dcdbas.c
index 69ad529d92f..ea5ac2dc123 100644
--- a/drivers/firmware/dcdbas.c
+++ b/drivers/firmware/dcdbas.c
@@ -268,8 +268,10 @@ int dcdbas_smi_request(struct smi_cmd *smi_cmd)
}
/* generate SMI */
+ /* inb to force posted write through and make SMI happen now */
asm volatile (
- "outb %b0,%w1"
+ "outb %b0,%w1\n"
+ "inb %w1"
: /* no output args */
: "a" (smi_cmd->command_code),
"d" (smi_cmd->command_address),