From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga11.intel.com ([192.55.52.93]:29491 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751829AbbFSGQD (ORCPT ); Fri, 19 Jun 2015 02:16:03 -0400 Date: Fri, 19 Jun 2015 11:52:46 +0530 From: Srinidhi Kasagar To: bhelgaas@google.com Cc: linux-pci@vger.kernel.org, rafael.j.wysocki@intel.com, srinidhi.kasagar@intel.com Subject: [PATCH] PCI: Remove 10ms d3_delay restriction for Cherrytrail Message-ID: <20150619062238.GA13267@intel-desktop> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-pci-owner@vger.kernel.org List-ID: Just like Haswell, Intel Atom Cherrytrail also do not need the default 10ms d3_delay imposed by the PCI specification. Signed-off-by: Srinidhi Kasagar --- drivers/pci/quirks.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index c6dc1dfd25d5..9f1cf197119d 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3037,7 +3037,16 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x8c26, quirk_remove_d3_delay); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x8c4e, quirk_remove_d3_delay); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x8c02, quirk_remove_d3_delay); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x8c22, quirk_remove_d3_delay); - +/* Even few Cherrytrail devices do not need 10ms d3_delay */ +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2280, quirk_remove_d3_delay); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x22b0, quirk_remove_d3_delay); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x22b8, quirk_remove_d3_delay); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x22d8, quirk_remove_d3_delay); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x22dc, quirk_remove_d3_delay); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x22b5, quirk_remove_d3_delay); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x22b7, quirk_remove_d3_delay); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2298, quirk_remove_d3_delay); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x229c, quirk_remove_d3_delay); /* * Some devices may pass our check in pci_intx_mask_supported if * PCI_COMMAND_INTX_DISABLE works though they actually do not properly -- 1.7.9.5