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bh=b//zDllkXn+N6wHnmQVoU019nyMDE8fxzSYmDMfEnV8=; b=ufqOZYNEfzcEgb3xs9lvuO/q7+qQtPrICkNSRKGx8RqvVlbIS87lamMGZZIFosu60vBjkp qDdVa8dRfBhRKDBQ== From: "tip-bot2 for Martin Blumenstingl" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: timers/core] clocksource/drivers/arm_global_timer: Fix maximum prescaler value Cc: Martin Blumenstingl , Daniel Lezcano , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20240218174138.1942418-2-martin.blumenstingl@googlemail.com> References: <20240218174138.1942418-2-martin.blumenstingl@googlemail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <171075645864.12214.2790928900981194474.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit The following commit has been merged into the timers/core branch of tip: Commit-ID: b34b9547cee41575a4fddf390f615570759dc999 Gitweb: https://git.kernel.org/tip/b34b9547cee41575a4fddf390f615570759dc999 Author: Martin Blumenstingl AuthorDate: Sun, 18 Feb 2024 18:41:37 +01:00 Committer: Daniel Lezcano CommitterDate: Mon, 19 Feb 2024 00:48:54 +01:00 clocksource/drivers/arm_global_timer: Fix maximum prescaler value The prescaler in the "Global Timer Control Register bit assignments" is documented to use bits [15:8], which means that the maximum prescaler register value is 0xff. Fixes: 171b45a4a70e ("clocksource/drivers/arm_global_timer: Implement rate compensation whenever source clock changes") Signed-off-by: Martin Blumenstingl Signed-off-by: Daniel Lezcano Link: https://lore.kernel.org/r/20240218174138.1942418-2-martin.blumenstingl@googlemail.com --- drivers/clocksource/arm_global_timer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clocksource/arm_global_timer.c b/drivers/clocksource/arm_global_timer.c index 44a61dc..e1c773b 100644 --- a/drivers/clocksource/arm_global_timer.c +++ b/drivers/clocksource/arm_global_timer.c @@ -32,7 +32,7 @@ #define GT_CONTROL_IRQ_ENABLE BIT(2) /* banked */ #define GT_CONTROL_AUTO_INC BIT(3) /* banked */ #define GT_CONTROL_PRESCALER_SHIFT 8 -#define GT_CONTROL_PRESCALER_MAX 0xF +#define GT_CONTROL_PRESCALER_MAX 0xFF #define GT_CONTROL_PRESCALER_MASK (GT_CONTROL_PRESCALER_MAX << \ GT_CONTROL_PRESCALER_SHIFT)