From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792688050; b=RyXSjfVH3M8qbvuc3s296jrHshaCf9ZWhi3/+phycH2SanZjFB/Z7Wbo5Ta5U11Z4dMM QLwYzRUCQUJ6egWQrY7gkheDuOD/bzVvLs0X+/dvveDlxZ9SJVAIHFbShS1Gsqew5ijwr O8kK5VMZ1nNEQLXgvsPo5FLyHMbA+Dhc/y4UuK4GLYh627pFyA+lhiJUiN4ROcHFdXVBa JMx5tIdAKwBkVNueHUBEgdPDRhli0xq/1Cq3L+6cC2y0kuG6XL4GC6Ep+CyBNyF+IBwbF NU7DGcpUGse3JNw8H7+Yb95zzERQOOTKQndffwTygBFsMv2nHL5RcMsSJaDT2NwddNg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792688050; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=E+Pc2de3+8UXpGFTBFpeYIshixkB04aKV87U5y5LIW8=; b=JNCvci0cKqv2enfqjvXd0IHbHzOT68SSeR4drZ98vcWJbPdUnlcB7eJH4N9ju6YVaK71 xO1Gba/BG+ptQdnqCai+mpemGmTIggdloGAiS+oRNhbKo4ay/5obCy1WFQbxVbOTtNJBm b5oiVTMwEIJAi2FvsBOEBgrx2wG0omzabVdjtj/p7D5VIhrBt6HAi1UUST+U0tAfVYxUf 258N9dq8f07u6b37guijRalPQMjvJbm0OTr4rdj0/yM/AqWlJg722MpCjy7357izMaGEj cvSA/ksLjsKO9GmoeSLxFkfF+qewykenIVe6IWgcfDRoZ5rG75vjp52qo1qKArE3D4w== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=PYVPcbPM; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 24C13606A319 for ; Thu, 22 Oct 2026 16:54:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=PYVPcbPM Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8D7501F01825; Thu, 22 Oct 2026 16:54:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792688049; bh=E+Pc2de3+8UXpGFTBFpeYIshixkB04aKV87U5y5LIW8=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=PYVPcbPMUWpqGBtAdV+r7Ao++giI0tXRmMCVRljaD3ORLSR1vaAvGRt1mcbb58Zn2 QqFX0f/j2t48pC4sJba+AH09gFBAHoLFQlqWynWGaMoAnBAof4yFMp31LZ/qzbq3yS tty84h28uH6v7dpuFHISrsX+6YYrqq6fJ4jXswKo0u0rxGVeNfrqSqkCL4vVdX9/my slUjVs77P+frqj1R/XOe0DKtpiAoN5VSRxq4XOyPriHtRmY7/o0eKYbyzIVY/yLnF+ As5N8Jhk7tvu3a+Ul30hVlnVlHAar+O0hzhQQ9ddJMd/xHRX3dmgdmyKTiD/3ATWBA 3FBh3hZQCRokQ== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH] usb: typec: mux: fsa4480: Keep the USB 2.0 switch on in DP-only modes Reply-To: sashiko-reviews@lists.linux.dev To: "Joonhoe Kim" <26rote@gmail.com> Cc: linux-usb@vger.kernel.org In-Reply-To: <20261022165143.1327-1-26rote@gmail.com> References: <20261022165143.1327-1-26rote@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 22 Oct 2026 16:54:09 +0000 X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > DisplayPort pin assignments C and E give all four SuperSpeed lanes to > DisplayPort, but the USB 2.0 D+/D- pair is not part of the pin > assignment and stays available. The FSA4480 sits on that pair, and in > these modes the driver turns its USB switch off, so a USB 2.0 hub or > device behind a DisplayPort sink is disconnected as soon as the > DisplayPort mode is set. >=20 > Configure the USB switch the same way in all DisplayPort modes. >=20 > Fixes: c7054c31c1c9 ("usb: typec: fsa4480: rework mux & switch setup to h= andle more states") > Signed-off-by: Joonhoe Kim <26rote@gmail.com> Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261022165143.1327= -1-26rote@gmail.com?part=3D1