From: Alan Cox <alan@linux.intel.com>
Date: Tue, 1 Jun 2010 11:51:00 +0000 (+0100)
Subject: intel_scu_ipc: Length fix
X-Git-Tag: v2.6.35-rc2~63
X-Git-Url: http://ftp.safe.ca/?p=safe%2Fjmp%2Flinux-2.6;a=commitdiff_plain;h=2e8949f09e3097c629f33323eaf280cf5c88c81a

intel_scu_ipc: Length fix

Commands with data must set the length in the message.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/drivers/platform/x86/intel_scu_ipc.c b/drivers/platform/x86/intel_scu_ipc.c
index 576c3ed..40658e3 100644
--- a/drivers/platform/x86/intel_scu_ipc.c
+++ b/drivers/platform/x86/intel_scu_ipc.c
@@ -524,7 +524,7 @@ int intel_scu_ipc_command(int cmd, int sub, u32 *in, int inlen,
 	for (i = 0; i < inlen; i++)
 		ipc_data_writel(*in++, 4 * i);
 
-	ipc_command(cmd << 12 | sub);
+	ipc_command((cmd << 12) | sub | (inlen << 18));
 	err = busy_loop();
 
 	for (i = 0; i < outlen; i++)