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authorLorenzo Pieralisi <lorenzo.pieralisi@arm.com>2014-10-15 18:29:54 +0100
committerDaniel Lezcano <daniel.lezcano@linaro.org>2014-11-19 10:16:28 +0100
commit18f95a3640dbf421ab9532e517070a0c1cd4d582 (patch)
tree74f6a5d328f8d0f5026db63d5760c355bf938cc5
parentdrivers: cpuidle: Add idle-state-name description to ARM idle states (diff)
downloadlinux-dev-18f95a3640dbf421ab9532e517070a0c1cd4d582.tar.xz
linux-dev-18f95a3640dbf421ab9532e517070a0c1cd4d582.zip
drivers: cpuidle: Remove cpuidle-arm64 duplicate error messages
Current CPUidle driver for arm64 machines spits errors upon idle state initialization and cpuidle driver registration failures. These error messages are already printed in core code so there is no need to print them again. This patch removes the duplicate print messages from the cpuidle-arm64 driver. Acked-by: Kevin Hilman <khilman@linaro.org> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
-rw-r--r--drivers/cpuidle/cpuidle-arm64.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/drivers/cpuidle/cpuidle-arm64.c b/drivers/cpuidle/cpuidle-arm64.c
index 50997ea942fc..1b10f92ecd5a 100644
--- a/drivers/cpuidle/cpuidle-arm64.c
+++ b/drivers/cpuidle/cpuidle-arm64.c
@@ -104,11 +104,8 @@ static int __init arm64_idle_init(void)
* reason to initialize the idle driver if only wfi is supported.
*/
ret = dt_init_idle_driver(drv, arm64_idle_state_match, 1);
- if (ret <= 0) {
- if (ret)
- pr_err("failed to initialize idle states\n");
+ if (ret <= 0)
return ret ? : -ENODEV;
- }
/*
* Call arch CPU operations in order to initialize
@@ -122,12 +119,6 @@ static int __init arm64_idle_init(void)
}
}
- ret = cpuidle_register(drv, NULL);
- if (ret) {
- pr_err("failed to register cpuidle driver\n");
- return ret;
- }
-
- return 0;
+ return cpuidle_register(drv, NULL);
}
device_initcall(arm64_idle_init);