From: Johan Hovold <johan@kernel.org>
To: Mark Rutland <mark.rutland@arm.com>,
Marc Zyngier <maz@kernel.org>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org, Johan Hovold <johan@kernel.org>
Subject: [PATCH 1/3] clocksource/drivers/arm_arch_timer_mmio: Prevent driver unbind
Date: Tue, 11 Nov 2025 16:32:24 +0100 [thread overview]
Message-ID: <20251111153226.579-2-johan@kernel.org> (raw)
In-Reply-To: <20251111153226.579-1-johan@kernel.org>
Clockevents cannot be deregistered so suppress the bind attributes to
prevent the driver from being unbound and releasing the underlying
resources after registration.
Fixes: 4891f01527bb ("clocksource/drivers/arm_arch_timer: Add standalone MMIO driver")
Signed-off-by: Johan Hovold <johan@kernel.org>
---
drivers/clocksource/arm_arch_timer_mmio.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/clocksource/arm_arch_timer_mmio.c b/drivers/clocksource/arm_arch_timer_mmio.c
index ebe1987d651e..d10362692fdd 100644
--- a/drivers/clocksource/arm_arch_timer_mmio.c
+++ b/drivers/clocksource/arm_arch_timer_mmio.c
@@ -426,6 +426,7 @@ static struct platform_driver arch_timer_mmio_drv = {
.driver = {
.name = "arch-timer-mmio",
.of_match_table = arch_timer_mmio_of_table,
+ .suppress_bind_attrs = true,
},
.probe = arch_timer_mmio_probe,
};
@@ -434,6 +435,7 @@ builtin_platform_driver(arch_timer_mmio_drv);
static struct platform_driver arch_timer_mmio_acpi_drv = {
.driver = {
.name = "gtdt-arm-mmio-timer",
+ .suppress_bind_attrs = true,
},
.probe = arch_timer_mmio_probe,
};
--
2.51.0
next prev parent reply other threads:[~2025-11-11 15:33 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-11 15:32 [PATCH 0/3] clocksource/drivers: Prevent clockevent driver unbind Johan Hovold
2025-11-11 15:32 ` Johan Hovold [this message]
2025-11-11 15:45 ` [PATCH 1/3] clocksource/drivers/arm_arch_timer_mmio: Prevent " Marc Zyngier
2025-11-26 14:40 ` [tip: timers/clocksource] " tip-bot2 for Johan Hovold
2025-11-11 15:32 ` [PATCH 2/3] clocksource/drivers/nxp-pit: " Johan Hovold
2025-11-12 10:00 ` Daniel Lezcano
2025-11-12 11:01 ` Johan Hovold
2025-11-12 15:20 ` Daniel Lezcano
2025-11-26 14:40 ` [tip: timers/clocksource] " tip-bot2 for Johan Hovold
2025-11-11 15:32 ` [PATCH 3/3] clocksource/drivers/nxp-stm: " Johan Hovold
2025-11-26 14:40 ` [tip: timers/clocksource] " tip-bot2 for Johan Hovold
2025-11-12 9:48 ` [PATCH 0/3] clocksource/drivers: Prevent clockevent " Daniel Lezcano
2025-11-12 11:00 ` Johan Hovold
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