]> www.infradead.org Git - users/dwmw2/linux.git/commit
Revert "rt2800: enable TX_PIN_CFG_LNA_PE_ bits per band"
authorStanislaw Gruszka <sgruszka@redhat.com>
Thu, 29 Aug 2019 11:29:59 +0000 (13:29 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 19 Sep 2019 07:10:57 +0000 (09:10 +0200)
commitfbf07d827d8236bc4d70da9fd4aa0e04af342e86
treebe409ca0e86b805d20ccc8232eaac4e59dfbdaa4
parent868921b1f3d519d80f1598e49864e9beea04d987
Revert "rt2800: enable TX_PIN_CFG_LNA_PE_ bits per band"

commit 13fa451568ab9e8b3074ef741477c7938c713c42 upstream.

This reverts commit 9ad3b55654455258a9463384edb40077439d879f.

As reported by Sergey:

"I got some problem after upgrade kernel to 5.2 version (debian testing
linux-image-5.2.0-2-amd64). 5Ghz client  stopped to see AP.
Some tests with 1metre distance between client-AP: 2.4Ghz  -22dBm, for
5Ghz - 53dBm !, for longer distance (8m + walls) 2.4 - 61dBm, 5Ghz not
visible."

It was identified that rx signal level degradation was caused by
9ad3b5565445 ("rt2800: enable TX_PIN_CFG_LNA_PE_ bits per band").
So revert this commit.

Cc: <stable@vger.kernel.org> # v5.1+
Reported-and-tested-by: Sergey Maranchuk <slav0nic0@gmail.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/wireless/ralink/rt2x00/rt2800lib.c