target/linux/layerscape/patches-5.4/812-pcie-0006-MLK-20716-PCI-add-quirk-for-cyw4356-to-disable-D3-mo.patch

   1 From c116c7d1393e5afdcbb2e4defd002bb3445f5708 Mon Sep 17 00:00:00 2001
   2 From: Andy Duan <fugang.duan@nxp.com>
   3 Date: Mon, 7 Jan 2019 18:45:41 +0800
   4 Subject: [PATCH] MLK-20716 PCI: add quirk for cyw4356 to disable D3 mode
   5
   6 Add quirk for cyw4356 to disable D3 mode because current firmware
   7 still doesn't support D3 mode.
   8
   9 Reviewed-by: Richard Zhu <hongxing.zhu@nxp.com>
  10 Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
  11 Signed-off-by: Arulpandiyan Vadivel <arulpandiyan_vadivel@mentor.com>
  12 Signed-off-by: Shrikant Bobade <Shrikant_Bobade@mentor.com>
  13 (cherry picked from commit 22212c60d7fb067e28a2fed16914515e3d6d3950)
  14 ---
  15  drivers/pci/quirks.c | 4 ++++
  16  1 file changed, 4 insertions(+)
  17
  18 --- a/drivers/pci/quirks.c
  19 +++ b/drivers/pci/quirks.c
  20 @@ -1357,6 +1357,10 @@ DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_VENDOR
  21     occur when mode detecting */
  22  DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_VENDOR_ID_VIA, PCI_ANY_ID,
  23                                 PCI_CLASS_STORAGE_IDE, 8, quirk_no_ata_d3);
  24 +/* Quirk the CYW4356 WIFI chip because the firmware still doesn't support
  25 +   D3 mode */
  26 +DECLARE_PCI_FIXUP_CLASS_EARLY(PCI_VENDOR_ID_BROADCOM, 0x43ec,
  27 +                               PCI_CLASS_NETWORK_OTHER, 8, quirk_no_ata_d3);
  28
  29  /*
  30   * This was originally an Alpha-specific thing, but it really fits here.