lkml.org 
[lkml]   [2022]   [Apr]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 5/9] soc: apple: Add RTKit IPC library


On Tue, Mar 22, 2022, at 18:23, Alyssa Rosenzweig wrote:
>> +enum { APPLE_RTKIT_PWR_STATE_OFF = 0x00,
>> + APPLE_RTKIT_PWR_STATE_SLEEP = 0x01,
>> + APPLE_RTKIT_PWR_STATE_GATED = 0x02,
>> + APPLE_RTKIT_PWR_STATE_QUIESCED = 0x10,
>> + APPLE_RTKIT_PWR_STATE_ON = 0x20,
>> +};
>
> It would be great to get comments added explaining what these states
> are. It's not obvious how off/sleep/gated/quiesced differ, and it's not
> obvious from the code (doesn't look like GATED is used here at all?).
> Are these Apple names or r/e'd names or a mix?

Good point. They come from XNU's serial output, I'll add comments
for those where I know exactly what they do. I'll also remove GATED
for now since that's not used yet.

>
>> + if (!rtk->syslog_buffer.size) {
>> + rtk_warn(
>> + "received syslog message but syslog_buffer.size is zero");
>> + goto done;
>> + }
>> + if (!rtk->syslog_buffer.buffer && !rtk->syslog_buffer.iomem) {
>> + rtk_warn("received syslog message but no syslog_buffer.buffer or syslog_buffer.iomem");
>> + goto done;
>> + }
>
> Nit: Wrapping is inconsistent between these two warns.

Will fix it while getting rid of the rtk_ macros.

Sven

\
 
 \ /
  Last update: 2022-04-02 14:51    [W:0.143 / U:0.320 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site