Hello:
This patch was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <[email protected]>:
On Tue, 5 Sep 2023 15:09:45 +0800 you wrote:
> When registering the riscv-timer or clint-timer as a clock_event device,
> the driver needs to specify the value of max_delta_ticks. This value
> directly influences the max_delta_ns, which represents the maximum time
> interval for configuring subsequent clock events. Currently, both
> riscv-timer and clint-timer are set with a max_delta_ticks value of
> 0x7fff_ffff. When the timer operates at a high frequency, this values
> limists the system to sleep only for a short time. For the 1GHz case,
> the sleep cannot exceed two seconds. To address this limitation, refer to
> other timer implementations to extend it to 2^(bit-width of the timer) - 1.
> Because the bit-width of $mtimecmp is 64bit, this value becomes ULONG_MAX
> (0xffff_ffff_ffff_ffff).
>
> [...]
Here is the summary with links:
- clocksource: extend the max_delta_ns of timer-riscv and timer-clint to ULONG_MAX
https://git.kernel.org/riscv/c/d38e2e7bcb3e
You are awesome, thank you!
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