Documentation of legal values for GTHS
To be patched over Rui's 09/11 bug fix patch
Signed-off-by: Sujith Thomas <sujith.thomas@xxxxxxxxx>
---
drivers/misc/intel_menlow.c | 5 +++++
1 file changed, 5 insertions(+)
Index: linux-2.6.27/drivers/misc/intel_menlow.c
===================================================================
--- linux-2.6.27.orig/drivers/misc/intel_menlow.c
+++ linux-2.6.27/drivers/misc/intel_menlow.c
@@ -52,6 +52,11 @@ MODULE_LICENSE("GPL");
#define MEMORY_ARG_CUR_BANDWIDTH 1
#define MEMORY_ARG_MAX_BANDWIDTH 0
+/*
+ * GTHS returning 'n' would mean that [0,n-1] states are supported
+ * In that case max_cstate would be n-1
+ * GTHS returning '0' would mean that no bandwidth control states are
supported
+ */
static int memory_get_int_max_bandwidth(struct thermal_cooling_device
*cdev,
unsigned long *max_state)
{
--
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