From 2e8949f09e3097c629f33323eaf280cf5c88c81a Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Tue, 1 Jun 2010 12:51:00 +0100 Subject: [PATCH] intel_scu_ipc: Length fix Commands with data must set the length in the message. Signed-off-by: Alan Cox Signed-off-by: Linus Torvalds --- drivers/platform/x86/intel_scu_ipc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/x86/intel_scu_ipc.c b/drivers/platform/x86/intel_scu_ipc.c index 576c3ed92435..40658e3385b4 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++) -- 2.39.2