>From 3a4213ec9284c04e1a6a3b14094819e70ac951d9 Mon Sep 17 00:00:00 2001
From: Vijay Kumar <vijaykumar.gn@xxxxxx>
Date: Thu, 19 Nov 2009 15:06:30 +0530
Subject: [PATCH 2/3] Correct VDD2 DVFS OPP threshold
VDD2 OPP is linked with VDD1 OPP. THis patch removes hardcoded VDD2 OPP
values and make threshold generic
Signed-off-by: Vishwanath B.S. <vishwanath.bs@xxxxxx>
Signed-off-by: Vijay Kumar <vijaykumar.gn@xxxxxx>
---
arch/arm/mach-omap2/resource34xx.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm/mach-omap2/resource34xx.c b/arch/arm/mach-omap2/resource34xx.c
index cc85601..3bdb1f9 100644
--- a/arch/arm/mach-omap2/resource34xx.c
+++ b/arch/arm/mach-omap2/resource34xx.c
@@ -372,7 +372,7 @@ int set_opp(struct shared_resource *resp, u32 target_level)
int ind;
if (resp == vdd1_resp) {
- if (target_level < 3)
+ if (target_level < MAX_VDD2_OPP)
resource_release("vdd2_opp", &vdd2_dev);
resource_set_opp_level(VDD1_OPP, target_level, 0);
@@ -381,7 +381,7 @@ int set_opp(struct shared_resource *resp, u32 target_level)
* is at 100Mhz or above.
* throughput in KiB/s for 100 Mhz = 100 * 1000 * 4.
*/
- if (target_level >= 3)
+ if (target_level > MIN_VDD2_OPP)
resource_request("vdd2_opp", &vdd2_dev,
(4 * (l3_opps + MAX_VDD2_OPP)->rate / 1000));
@@ -391,7 +391,7 @@ int set_opp(struct shared_resource *resp, u32 target_level)
/* Convert the tput in KiB/s to Bus frequency in MHz */
req_l3_freq = (tput * 1000)/4;
- for (ind = 2; ind <= MAX_VDD2_OPP; ind++)
+ for (ind = MIN_VDD2_OPP; ind <= MAX_VDD2_OPP; ind++)
if ((l3_opps + ind)->rate >= req_l3_freq) {
target_level = ind;
break;
--
1.5.4.3
========================
Thanks and Regards
Vijay--
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