Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 2aa23261 authored by Santosh Mardi's avatar Santosh Mardi
Browse files

PM / devfreq: disable certain interrupts events 



As per the current algorithm the driver is only interested
in interrupts arising due to certain thresholds being crossed.
Program interrupt registers such that only those interrupts are
handled and the rest are ignored.

Change-Id: I8e344c28967a36f96116db5c1e8a2aa00883e948
Signed-off-by: default avatarSantosh Mardi <gsantosh@codeaurora.org>
parent 436b6888

drivers/devfreq/bimc-bwmon.c

+7 −5
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2014-2017, The Linux Foundation. All rights reserved.

 * Copyright (c) 2014-2018, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -35,7 +35,8 @@ 
#define	GLB_INT_EN(m)		((m)->global_base + 0x10C)

#define MON_INT_STATUS(m)	((m)->base + 0x100)

#define MON_INT_STATUS_MASK	0x03

#define MON2_INT_STATUS_MASK	0xF0

#define MON2_INT_STATUS_MASK	0xA0

#define MON2_INT_DISABLE_MASK	0xF0

#define MON2_INT_STATUS_SHIFT	4

#define MON_INT_CLR(m)		((m)->base + 0x108)

#define	MON_INT_EN(m)		((m)->base + 0x10C)
@@ -63,7 +64,8 @@ 
#define MON3_INT_STATUS(m)	((m)->base + 0x00)

#define MON3_INT_CLR(m)		((m)->base + 0x08)

#define MON3_INT_EN(m)		((m)->base + 0x0C)

#define MON3_INT_STATUS_MASK	0x0F

#define MON3_INT_STATUS_MASK	0x0A

#define MON3_INT_DISABLE_MASK	0x0F

#define MON3_EN(m)		((m)->base + 0x10)

#define MON3_CLEAR(m)		((m)->base + 0x14)

#define MON3_MASK(m)		((m)->base + 0x18)
@@ -283,12 +285,12 @@ void mon_irq_disable(struct bwmon *m, enum mon_reg_type type) 
	case MON2:

		mon_glb_irq_disable(m);

		val = readl_relaxed(MON_INT_EN(m));

		val &= ~MON2_INT_STATUS_MASK;

		val &= ~MON2_INT_DISABLE_MASK;

		writel_relaxed(val, MON_INT_EN(m));

		break;

	case MON3:

		val = readl_relaxed(MON3_INT_EN(m));

		val &= ~MON3_INT_STATUS_MASK;

		val &= ~MON3_INT_DISABLE_MASK;

		writel_relaxed(val, MON3_INT_EN(m));

		break;

	}