lkml.org 
[lkml]   [2021]   [Jan]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [RFC PATCH 4/7] irqchip/apple-aic: Add support for Apple AIC
From
Date
On 20/01/2021 22.27, Mohamed Mediouni wrote:
> + irq_domain_set_info(d, virq, hw, &apple_aic_irq_chip,
> + d->host_data, handle_level_irq, NULL, NULL);

The AIC automatically masks IRQs on reason fetch, which means the
handle_level_irq flow is redundant. Using the fasteoi flow, as in [1],
should be more efficient.

[1] https://github.com/AsahiLinux/linux/commit/d4cb18c93

--
Hector Martin "marcan" (marcan@marcan.st)
Public Key: https://mrcn.st/pub

\
 
 \ /
  Last update: 2021-01-21 17:57    [W:0.329 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site