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drivers: soc: qcom: rpmh: Correctly set dirty flag

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Currently rpmh dirty flag is set for all cases regardless of
data is really updated or not. Correct it to update for
only those cases where data is updated.

Change-Id: I2c87ffbf1bae23ddd4b4cb7dced213cac267df59
Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
This commit is contained in:
Maulik Shah 2018-06-29 11:19:18 +05:30
commit 800b8a605c
1 changed files with 12 additions and 5 deletions
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17
drivers/soc/qcom/rpmh.c
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@ -1,5 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2016-2019, The Linux Foundation. All rights reserved. */
/* Copyright (c) 2016-2020, The Linux Foundation. All rights reserved. */
#include <linux/atomic.h>
#include <linux/bug.h>
@ -175,20 +175,27 @@ static struct cache_req *cache_rpm_request(struct rpmh_ctrlr *ctrlr,
existing:
switch (state) {
case RPMH_ACTIVE_ONLY_STATE:
if (req->sleep_val != UINT_MAX)
if (req->sleep_val != UINT_MAX) {
req->wake_val = cmd->data;
ctrlr->dirty = true;
}
break;
case RPMH_WAKE_ONLY_STATE:
req->wake_val = cmd->data;
if (req->wake_val != cmd->data) {
req->wake_val = cmd->data;
ctrlr->dirty = true;
}
break;
case RPMH_SLEEP_STATE:
req->sleep_val = cmd->data;
if (req->sleep_val != cmd->data) {
req->sleep_val = cmd->data;
ctrlr->dirty = true;
}
break;
default:
break;
}
ctrlr->dirty = true;
unlock:
spin_unlock_irqrestore(&ctrlr->cache_lock, flags);