From patchwork Tue Dec 17 11:29:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Niklas Neronin X-Patchwork-Id: 851987 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) (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 1F94250276 for ; Tue, 17 Dec 2024 11:29:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.19 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734435000; cv=none; b=NhIjmQkNdTyivduAHyckLMdQ+y4VpgWIDx6xbCp7hVhJb+QzQJj/vTcCcfH4y+hN1W9jPiWWyuQzOh3If15GY0JFtkAp3TA/+nOPzpsItKkdNXDn2RBFM/qjFqqlGzntIDWpDAdnvRIX8/zxQRMdgGCp5MBOtyI6t06SLc+LKyw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734435000; c=relaxed/simple; bh=EaCMqDtjWKg5GBGxwi9bC6xq2JVR5kXx2gixI+UMdvQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=SvyBUcHepa6dkERmobFLsLG63Q8yYbm+8ZGfobd5CcrsuxEnFZYyNUxXZSPlDovt9d+J63GvID5dhyKqaFYJrrd92sJTgLLK8pqJvkour2yOKt6ZVWtnU/1Tv7/wX5GvSyjndexefc/geeNBKm36ioEVhmIbGH8g3yf7M6JboTM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=KcQQefc0; arc=none smtp.client-ip=192.198.163.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="KcQQefc0" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1734434999; x=1765970999; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=EaCMqDtjWKg5GBGxwi9bC6xq2JVR5kXx2gixI+UMdvQ=; b=KcQQefc0GmVtk+cpEHp4gHhqHgWI2yE/F4xa049AUScG6aYE/VzgwjHX c7/YIca4Yv/yRQNvmWCRFur0SwIXvCQDJkGvIOJDk8DQBmlRSPOT7leLF GzT77jQcsYV+JUPQrPfS/2SVUZcY8S1clhdKXYum471FbxCRjhs7J/Nhp GpQmwUPskrNBeg4OSIKM0vdf4KZ5DNQo9+8SD1XJm5DVi0Bsig06F3Mft vjCnq0Hox060dlFQCyWBUP84wRzLwUeNdAEJsdCZXiSFClYxtzonbe+Mp 1pl+9hiybkzGlSajlXsXX/F0R9MohLl28L7+EO1kZMgSKXRnsVuXJR6JS A==; X-CSE-ConnectionGUID: pxDjwdtHSviJy5qOd7cD8Q== X-CSE-MsgGUID: oEqNqOFSQRO7pc9GfzCD0A== X-IronPort-AV: E=McAfee;i="6700,10204,11288"; a="34146758" X-IronPort-AV: E=Sophos;i="6.12,241,1728975600"; d="scan'208";a="34146758" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Dec 2024 03:29:56 -0800 X-CSE-ConnectionGUID: p8Sm3blSS5GAVxspwV1jzw== X-CSE-MsgGUID: geZaBBQlQiyVWytCfLsf4w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="120766573" Received: from black.fi.intel.com ([10.237.72.28]) by fmviesa002.fm.intel.com with ESMTP; 17 Dec 2024 03:29:54 -0800 Received: by black.fi.intel.com (Postfix, from userid 1058) id 443D8331; Tue, 17 Dec 2024 13:29:53 +0200 (EET) From: Niklas Neronin To: WeitaoWang-oc@zhaoxin.com, mathias.nyman@linux.intel.com Cc: linux-usb@vger.kernel.org, Niklas Neronin Subject: [PATCH 2/2] Revert "xhci: Fix TRB prefetch issue of ZHAOXIN hosts" Date: Tue, 17 Dec 2024 13:29:17 +0200 Message-ID: <20241217112917.623898-3-niklas.neronin@linux.intel.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20241217112917.623898-1-niklas.neronin@linux.intel.com> References: <20241217112917.623898-1-niklas.neronin@linux.intel.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 This reverts commit 2a865a652299f5666f3b785cbe758c5f57453036. Signed-off-by: Niklas Neronin --- drivers/usb/host/xhci-mem.c | 8 ++------ drivers/usb/host/xhci-pci.c | 7 +------ drivers/usb/host/xhci.h | 2 +- 3 files changed, 4 insertions(+), 13 deletions(-) diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 471afeba2828..3a0b98a427e9 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -2439,12 +2439,8 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags) * and our use of dma addresses in the trb_address_map radix tree needs * TRB_SEGMENT_SIZE alignment, so we pick the greater alignment need. */ - if (xhci->quirks & XHCI_ZHAOXIN_TRB_FETCH) - xhci->segment_pool = dma_pool_create("xHCI ring segments", dev, - TRB_SEGMENT_SIZE * 2, TRB_SEGMENT_SIZE * 2, xhci->page_size * 2); - else - xhci->segment_pool = dma_pool_create("xHCI ring segments", dev, - TRB_SEGMENT_SIZE, TRB_SEGMENT_SIZE, xhci->page_size); + xhci->segment_pool = dma_pool_create("xHCI ring segments", dev, + TRB_SEGMENT_SIZE, TRB_SEGMENT_SIZE, xhci->page_size); /* See Table 46 and Note on Figure 55 */ xhci->device_pool = dma_pool_create("xHCI input/output contexts", dev, diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index cb07cee9ed0c..c8322bb828a6 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -473,13 +473,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) xhci->quirks |= XHCI_ZHAOXIN_HOST; xhci->quirks |= XHCI_LPM_SUPPORT; - if (pdev->device == 0x9202) { + if (pdev->device == 0x9202) xhci->quirks |= XHCI_RESET_ON_RESUME; - xhci->quirks |= XHCI_ZHAOXIN_TRB_FETCH; - } - - if (pdev->device == 0x9203) - xhci->quirks |= XHCI_ZHAOXIN_TRB_FETCH; } if (pdev->vendor == PCI_DEVICE_ID_CADENCE && diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 03c0f2226571..03a1c31228fc 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1620,7 +1620,7 @@ struct xhci_hcd { #define XHCI_EP_CTX_BROKEN_DCS BIT_ULL(42) #define XHCI_SUSPEND_RESUME_CLKS BIT_ULL(43) #define XHCI_RESET_TO_DEFAULT BIT_ULL(44) -#define XHCI_ZHAOXIN_TRB_FETCH BIT_ULL(45) +#define XHCI_ZHAOXIN_TRB_FETCH BIT_ULL(45) /* Deprecated */ #define XHCI_ZHAOXIN_HOST BIT_ULL(46) #define XHCI_WRITE_64_HI_LO BIT_ULL(47) #define XHCI_CDNS_SCTX_QUIRK BIT_ULL(48)