linux-kernel - [PATCH] powercap/rapl: fix build dependency on iosf

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Date:	Wed, 12 Nov 2014 10:50:36 -0800
From:	Jacob Pan <jacob.jun.pan@...ux.intel.com>
To:	LKML <linux-kernel@...r.kernel.org>,
	Rafael Wysocki <rafael.j.wysocki@...el.com>,
	Linux PM <linux-pm@...r.kernel.org>
Cc:	Ajay Thomas <ajay.thomas.david.rajamanickam@...el.com>,
	Jacob Pan <jacob.jun.pan@...ux.intel.com>
Subject: [PATCH] powercap/rapl: fix build dependency on iosf_mbi

RAPL on Atom depends on IOSF_MBI driver for setting
floor frequency. This patch adds explicit dependency on
CONFIG_IOSF_MB.

Signed-off-by: Jacob Pan <jacob.jun.pan@...ux.intel.com>
---
 drivers/powercap/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/powercap/Kconfig b/drivers/powercap/Kconfig
index a7c81b5..85727ef 100644
--- a/drivers/powercap/Kconfig
+++ b/drivers/powercap/Kconfig
@@ -17,7 +17,7 @@ if POWERCAP
 # Client driver configurations go here.
 config INTEL_RAPL
 	tristate "Intel RAPL Support"
-	depends on X86
+	depends on X86 && IOSF_MBI
 	default n
 	---help---
 	  This enables support for the Intel Running Average Power Limit (RAPL)
-- 
1.9.1

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