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Groups > linux.kernel > #1577189

[PATCH 08/10] clocksource/drivers/arm_arch_timer: Remove fsl-a008585 parameter

From Daniel Lezcano <daniel.lezcano@linaro.org>
Newsgroups linux.kernel
Subject [PATCH 08/10] clocksource/drivers/arm_arch_timer: Remove fsl-a008585 parameter
Date 2017-02-09 00:30 +0100
Message-ID <t8JQt-6Ho-5@gated-at.bofh.it> (permalink)
References <t8JGN-6E5-9@gated-at.bofh.it> <t8JGN-6E5-13@gated-at.bofh.it>
Organization linux.* mail to news gateway

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From: Ding Tianhong <dingtianhong@huawei.com>

Having a command line option to flip the errata handling for a
particular erratum is a little bit unusual, and it's vastly superior to
pass this in the DT. By common consensus, it's best to kill off the
command line parameter.

Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
[Mark: split patch, reword commit message]
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
---
 Documentation/admin-guide/kernel-parameters.txt |  9 ---------
 drivers/clocksource/arm_arch_timer.c            | 14 --------------
 2 files changed, 23 deletions(-)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index be7c0d9..d8fc55a 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -549,15 +549,6 @@
 			loops can be debugged more effectively on production
 			systems.
 
-	clocksource.arm_arch_timer.fsl-a008585=
-			[ARM64]
-			Format: <bool>
-			Enable/disable the workaround of Freescale/NXP
-			erratum A-008585.  This can be useful for KVM
-			guests, if the guest device tree doesn't show the
-			erratum.  If unspecified, the workaround is
-			enabled based on the device tree.
-
 	clearcpuid=BITNUM [X86]
 			Disable CPUID feature X for the kernel. See
 			arch/x86/include/asm/cpufeatures.h for the valid bit
diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c
index 4c8c3fb..6a9d031 100644
--- a/drivers/clocksource/arm_arch_timer.c
+++ b/drivers/clocksource/arm_arch_timer.c
@@ -101,20 +101,6 @@ EXPORT_SYMBOL_GPL(arch_timer_read_ool_enabled);
 
 static int fsl_a008585_enable = -1;
 
-static int __init early_fsl_a008585_cfg(char *buf)
-{
-	int ret;
-	bool val;
-
-	ret = strtobool(buf, &val);
-	if (ret)
-		return ret;
-
-	fsl_a008585_enable = val;
-	return 0;
-}
-early_param("clocksource.arm_arch_timer.fsl-a008585", early_fsl_a008585_cfg);
-
 u32 __fsl_a008585_read_cntp_tval_el0(void)
 {
 	return __fsl_a008585_read_reg(cntp_tval_el0);
-- 
2.7.4

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Thread

[GIT PULL] clockevents for 4.11 Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-02-09 00:20 +0100
  [PATCH 04/10] clocksource/drivers/tcb_clksrc: Use 32 bit tcb as sched_clock Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-02-09 00:20 +0100
  [PATCH 03/10] clocksource/drivers/gemini: Add driver for the Cortina Gemini Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-02-09 00:20 +0100
  [PATCH 05/10] clocksource/drivers/ostm: Document renesas-ostm timer DT bindings Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-02-09 00:20 +0100
  [PATCH 08/10] clocksource/drivers/arm_arch_timer: Remove fsl-a008585 parameter Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-02-09 00:30 +0100
  [PATCH 10/10] clocksource/drivers/arm_arch_timer: Work around Hisilicon erratum 161010101 Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-02-09 00:30 +0100
  [PATCH 01/10] clockevents: Add a clkevt-of mechanism like clksrc-of Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-02-09 00:30 +0100
    [PATCH 06/10] clocksource/drivers/ostm: Add renesas-ostm timer driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-02-09 01:20 +0100
    [PATCH 02/10] clocksource: add DT bindings for Cortina Gemini Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-02-09 01:30 +0100
    [PATCH 09/10] clocksource/drivers/arm_arch_timer: Introduce generic errata handling infrastructure Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-02-09 02:00 +0100
    [PATCH 07/10] clocksource/drivers/arm_arch_timer: Add dt binding for hisilicon-161010101 erratum Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-02-09 02:00 +0100

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