From patchwork Tue Feb 27 02:45:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kevin Lo X-Patchwork-Id: 776448 Received: from mail.kevlo.org (ns.kevlo.org [220.134.220.36]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 61361746E for ; Tue, 27 Feb 2024 02:51:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=220.134.220.36 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709002320; cv=none; b=QDq6j3Oz761T87msFo6OmwVv0DM896tpT9oz9oLLiaQpjJna1Dp4f9jq99cgbzJiHLYVUsMfzkM93rCO04/LLuOYYXHbQ4FBywOQDi+i0bl3KzWccwdgZp/Y5ZIKeChTe742O0w0//I1R4T5yRBVeMl21R3vir34lXhDsJMMUUY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709002320; c=relaxed/simple; bh=3kmg2rcjI53Rr2QIt03wBMWRGGEOd5noondpHfO46jI=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=ngfqEbKIBi+YWepqXYSaJk7XQzSz5wuuxEr+hVggYtwAghnpNeycbE9yv77LAV1o60jjD88d4kwOz0VrUOSAcEj6ihXC5BwN6UlLzIe6x1yDKuO/V3Aq0kqry+glMStKTgXB5jbVcRSd7tOw1H3GTTQspcQiixRwNGhUKPiNECM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kevlo.org; spf=pass smtp.mailfrom=kevlo.org; arc=none smtp.client-ip=220.134.220.36 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kevlo.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kevlo.org Received: from localhost (ns.kevlo.org [local]) by ns.kevlo.org (OpenSMTPD) with ESMTPA id 61ec6d79; Tue, 27 Feb 2024 10:45:15 +0800 (CST) Date: Tue, 27 Feb 2024 10:45:15 +0800 From: Kevin Lo To: ath11k@lists.infradead.org Cc: Kalle Valo , Jeff Johnson , linux-wireless@vger.kernel.org Subject: [PATCH] wifi: ath11k: adjust a comment to reflect reality Message-ID: Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline In ath11k_mhi_set_mhictrl_reset(), I observed on QCA6390/QCN9074/WCN6855, MHISTATUS has SYSERR bit always been set after SOC_GLOBAL_RESET. Signed-off-by: Kevin Lo diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c index 3de7fa6f88d0..1198e80d9dff 100644 --- a/drivers/net/wireless/ath/ath11k/mhi.c +++ b/drivers/net/wireless/ath/ath11k/mhi.c @@ -158,8 +158,8 @@ void ath11k_mhi_set_mhictrl_reset(struct ath11k_base *ab) ath11k_dbg(ab, ATH11K_DBG_PCI, "mhistatus 0x%x\n", val); - /* Observed on QCA6390 that after SOC_GLOBAL_RESET, MHISTATUS - * has SYSERR bit set and thus need to set MHICTRL_RESET + /* After SOC_GLOBAL_RESET, MHISTATUS has SYSERR bit + * always been set and thus need to set MHICTRL_RESET * to clear SYSERR. */ ath11k_pcic_write32(ab, MHICTRL, MHICTRL_RESET_MASK);