Thread (10 messages) 10 messages, 2 authors, 2021-09-21

Re: [PATCH 3/4] rtw88: support adaptivity for ETSI/JP DFS region

From: Kalle Valo <hidden>
Date: 2021-09-21 14:47:59

Pkshih [off-list ref] writes:
quoted
quoted
--- a/drivers/net/wireless/realtek/rtw88/main.c
+++ b/drivers/net/wireless/realtek/rtw88/main.c
@@ -23,6 +23,7 @@ EXPORT_SYMBOL(rtw_disable_lps_deep_mode);
 bool rtw_bf_support = true;
 unsigned int rtw_debug_mask;
 EXPORT_SYMBOL(rtw_debug_mask);
+bool rtw_edcca_enabled = true;
You are making rtw_edcca_enabled per driver, should it instead be per
device? If something is changed via debugfs the assumption is that the
value is per device.

For example, let's say you have two rtw88 devices attached on the same
system, device A and B. If a user changes edcca via debugfs on device A
it will also change the state in device B. Is that the desired
functionality? If yes, I think you should add a comment to
rtw_edcca_enabled explaining that.
As mentioned in commit message, the debugfs is expected to be used when debugging
in noisy environment. In that case, we think all rtw88 devices will probably
be affected. Besides, we believe that turning EDCCA off is a temporary state under
debugging.

Based on the two points, it seems no need to maintain rtw_edcca_enabled by device,
so a comment will be added to explain this.
Ok, fair enough.

-- 
https://patchwork.kernel.org/project/linux-wireless/list/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
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