package/kernel/mac80211/patches/312-v4.16-0007-brcmfmac-remove-unnecessary-call-to-brcmf_sdiod_set_.patch

   1 From c900072bd6faff089aa4fb7b19136a2a0fe3baf0 Mon Sep 17 00:00:00 2001
   2 From: Ian Molton <ian@mnementh.co.uk>
   3 Date: Fri, 8 Dec 2017 13:10:32 +0100
   4 Subject: [PATCH] brcmfmac: remove unnecessary call to
   5  brcmf_sdiod_set_backplane_window()
   6
   7 All functions that might require the window address changing call
   8 brcmf_sdiod_set_backplane_window() prior to access. Thus resetting
   9 the window is not required.
  10
  11 Signed-off-by: Ian Molton <ian@mnementh.co.uk>
  12 [arend: corrected the driver prefix in the subject]
  13 Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
  14 Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
  15 ---
  16  drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 5 -----
  17  1 file changed, 5 deletions(-)
  18
  19 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
  20 +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
  21 @@ -723,11 +723,6 @@ brcmf_sdiod_ramrw(struct brcmf_sdio_dev
  22
  23         dev_kfree_skb(pkt);
  24
  25 -       /* Return the window to backplane enumeration space for core access */
  26 -       if (brcmf_sdiod_set_backplane_window(sdiodev, sdiodev->sbwad))
  27 -               brcmf_err("FAILED to set window back to 0x%x\n",
  28 -                         sdiodev->sbwad);
  29 -
  30         sdio_release_host(sdiodev->func[1]);
  31
  32         return err;