package/kernel/mac80211/patches/311-v4.16-0002-brcmfmac-Register-sizes-on-hardware-are-not-dependen.patch

   1 From 1e6f676f43aa4270ebc5cff8e32a55f72362e042 Mon Sep 17 00:00:00 2001
   2 From: Ian Molton <ian@mnementh.co.uk>
   3 Date: Mon, 13 Nov 2017 21:35:39 +0100
   4 Subject: [PATCH] brcmfmac: Register sizes on hardware are not dependent on
   5  compiler types
   6
   7 The 4 IO functions in this patch are incorrect as they use compiler types
   8 to determine how many bytes to send to the hardware.
   9
  10 Signed-off-by: Ian Molton <ian@mnementh.co.uk>
  11 Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com>
  12 Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
  13 ---
  14  .../wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c  | 22 +++++++++++-----------
  15  1 file changed, 11 insertions(+), 11 deletions(-)
  16
  17 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
  18 +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
  19 @@ -264,7 +264,7 @@ static int brcmf_sdiod_request_data(stru
  20         func = sdiodev->func[fn];
  21
  22         switch (regsz) {
  23 -       case sizeof(u8):
  24 +       case 1:
  25                 if (write) {
  26                         if (fn)
  27                                 sdio_writeb(func, *(u8 *)data, addr, &ret);
  28 @@ -278,13 +278,13 @@ static int brcmf_sdiod_request_data(stru
  29                                 *(u8 *)data = sdio_f0_readb(func, addr, &ret);
  30                 }
  31                 break;
  32 -       case sizeof(u16):
  33 +       case 2:
  34                 if (write)
  35                         sdio_writew(func, *(u16 *)data, addr, &ret);
  36                 else
  37                         *(u16 *)data = sdio_readw(func, addr, &ret);
  38                 break;
  39 -       case sizeof(u32):
  40 +       case 4:
  41                 if (write)
  42                         sdio_writel(func, *(u32 *)data, addr, &ret);
  43                 else
  44 @@ -368,7 +368,7 @@ brcmf_sdiod_set_sbaddr_window(struct brc
  45         for (i = 0; i < 3; i++) {
  46                 err = brcmf_sdiod_regrw_helper(sdiodev,
  47                                                SBSDIO_FUNC1_SBADDRLOW + i,
  48 -                                              sizeof(u8), &addr[i], true);
  49 +                                              1, &addr[i], true);
  50                 if (err) {
  51                         brcmf_err("failed at addr: 0x%0x\n",
  52                                   SBSDIO_FUNC1_SBADDRLOW + i);
  53 @@ -407,7 +407,7 @@ u8 brcmf_sdiod_regrb(struct brcmf_sdio_d
  54         int retval;
  55
  56         brcmf_dbg(SDIO, "addr:0x%08x\n", addr);
  57 -       retval = brcmf_sdiod_regrw_helper(sdiodev, addr, sizeof(data), &data,
  58 +       retval = brcmf_sdiod_regrw_helper(sdiodev, addr, 1, &data,
  59                                           false);
  60         brcmf_dbg(SDIO, "data:0x%02x\n", data);
  61
  62 @@ -423,10 +423,10 @@ u32 brcmf_sdiod_regrl(struct brcmf_sdio_
  63         int retval;
  64
  65         brcmf_dbg(SDIO, "addr:0x%08x\n", addr);
  66 -       retval = brcmf_sdiod_addrprep(sdiodev, sizeof(data), &addr);
  67 +       retval = brcmf_sdiod_addrprep(sdiodev, 4, &addr);
  68         if (retval)
  69                 goto done;
  70 -       retval = brcmf_sdiod_regrw_helper(sdiodev, addr, sizeof(data), &data,
  71 +       retval = brcmf_sdiod_regrw_helper(sdiodev, addr, 4, &data,
  72                                           false);
  73         brcmf_dbg(SDIO, "data:0x%08x\n", data);
  74
  75 @@ -443,7 +443,7 @@ void brcmf_sdiod_regwb(struct brcmf_sdio
  76         int retval;
  77
  78         brcmf_dbg(SDIO, "addr:0x%08x, data:0x%02x\n", addr, data);
  79 -       retval = brcmf_sdiod_regrw_helper(sdiodev, addr, sizeof(data), &data,
  80 +       retval = brcmf_sdiod_regrw_helper(sdiodev, addr, 1, &data,
  81                                           true);
  82         if (ret)
  83                 *ret = retval;
  84 @@ -455,10 +455,10 @@ void brcmf_sdiod_regwl(struct brcmf_sdio
  85         int retval;
  86
  87         brcmf_dbg(SDIO, "addr:0x%08x, data:0x%08x\n", addr, data);
  88 -       retval = brcmf_sdiod_addrprep(sdiodev, sizeof(data), &addr);
  89 +       retval = brcmf_sdiod_addrprep(sdiodev, 4, &addr);
  90         if (retval)
  91                 goto done;
  92 -       retval = brcmf_sdiod_regrw_helper(sdiodev, addr, sizeof(data), &data,
  93 +       retval = brcmf_sdiod_regrw_helper(sdiodev, addr, 4, &data,
  94                                           true);
  95
  96  done:
  97 @@ -876,7 +876,7 @@ int brcmf_sdiod_abort(struct brcmf_sdio_
  98
  99         /* issue abort cmd52 command through F0 */
 100         brcmf_sdiod_request_data(sdiodev, SDIO_FUNC_0, SDIO_CCCR_ABORT,
 101 -                                sizeof(t_func), &t_func, true);
 102 +                                1, &t_func, true);
 103
 104         brcmf_dbg(SDIO, "Exit\n");
 105         return 0;