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X-CSE-ConnectionGUID: Shrl9glOS9eZEgHB/ZE/lA== X-CSE-MsgGUID: Dpj1WBAlTh+6EBisk//Vvw== X-IronPort-AV: E=McAfee;i="6800,10657,11531"; a="63093567" X-IronPort-AV: E=Sophos;i="6.17,312,1747724400"; d="scan'208";a="63093567" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Oct 2025 05:19:45 -0700 X-CSE-ConnectionGUID: gG0xkmzTT+2jbxeYjZUpCg== X-CSE-MsgGUID: O9PRIGNiSiacB+a42S6WVQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,244,1754982000"; d="scan'208";a="183606993" Received: from ijarvine-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.245.189]) by orviesa008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Oct 2025 05:19:43 -0700 From: =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= Date: Tue, 21 Oct 2025 15:19:39 +0300 (EEST) To: FUKAUMI Naoki cc: Manivannan Sadhasivam , linux-rockchip@lists.infradead.org, linux-pci@vger.kernel.org Subject: Re: ROCK 5B/5B+ RTL8852BE probe failure on v6.18-rc In-Reply-To: <3BA1DC4878E9DC7E+85e7ef2c-a762-4c12-8955-64212bc192da@radxa.com> Message-ID: References: <7755D0222F97F8A4+6c855efa-561f-4fd9-aadd-a4de3d244c7e@radxa.com> <3BA1DC4878E9DC7E+85e7ef2c-a762-4c12-8955-64212bc192da@radxa.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251021_051946_278279_9DCE59E0 X-CRM114-Status: GOOD ( 29.62 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org On Tue, 21 Oct 2025, FUKAUMI Naoki wrote: > Hi Manivannan, > > Thank you for your reply. > > On 10/21/25 20:02, Manivannan Sadhasivam wrote: > > On Tue, Oct 21, 2025 at 07:12:21PM +0900, FUKAUMI Naoki wrote: > > > Hi, > > > > > > I've observed an issue where the RTL8852BE fails to probe on the ROCK 5B > > > and > > > ROCK 5B+ using Linux v6.18-rc. > > > > > > [ 7.719288] rtw89_8852be 0002:21:00.0: loaded firmware > > > rtw89/rtw8852b_fw-1.bin > > > [ 7.720192] rtw89_8852be 0002:21:00.0: enabling device (0000 -> 0003) > > > [ 7.728596] rtw89_8852be 0002:21:00.0: Firmware version 0.29.29.5 > > > (da87cccd), cmd version 0, type 5 > > > [ 7.729407] rtw89_8852be 0002:21:00.0: Firmware version 0.29.29.5 > > > (da87cccd), cmd version 0, type 3 > > > [ 11.420623] rtw89_8852be 0002:21:00.0: failed to dump efuse physical > > > map > > > [ 11.422859] rtw89_8852be 0002:21:00.0: failed to setup chip information > > > [ 11.425273] rtw89_8852be 0002:21:00.0: probe with driver rtw89_8852be > > > failed with error -16 > > > > > > This issue does not reproduce on v6.16. The issue does not reproduce with > > > the MT7921E or the AX210. Furthermore, the issue does not reproduce on the > > > ROCK 5A or the ROCK 5 ITX+. > > > > > > The issue appears not to reproduce in or prior to commit 14bed9bc81ba. The > > > issue reproduces, albeit with a low incidence rate, after commit > > > bf76f23aa1c1. > > > > Both of these commits are merge commits and they seem to be not related to > > PCI > > or WiFi. > > > > > It reproduces, but not 100%, on v6.17, and is likely 100% > > > reproducible on v6.18-rc. > > > > > > The dmesg output and the result of lspci -vv when the issue occurs can be > > > found below: > > > https://gist.github.com/RadxaNaoki/bf57b6d3d88c1e4310a23247e7bac9de > > > > > > What should I investigate next? > > > > > > > So the patch from Niklas [1] didn't solve the issue on these board + WiFi > > chip > > combo? > > Yes, I am reproducing the issue with the patch applied, and it also reproduces > on v6.17. > > The RTL8852BE on the ROCK 5B+ is an onboard component, while the ROCK 5B uses > an M.2 module; the issue does not appear on the ROCK 5A or ROCK 5 ITX+ even > with the same M.2 module and the same kernel/userland. Hi, There have been quite a few changes into rtw89 post-6.16. Depending on how easy it is to reproduce the issue, a bisection might be useful to pinpoint the cause. > Best regards, > > -- > FUKAUMI Naoki > Radxa Computer (Shenzhen) Co., Ltd. > > > - Mani > > > > [1] > > https://lore.kernel.org/linux-pci/20251017163252.598812-2-cassel@kernel.org/ > > > > > -- i. _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip