projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 85b84133 HM |
1 | /* |
| 2 | * Copyright (c) 2013 Broadcom Corporation | |
| 3 | * | |
| 4 | * Permission to use, copy, modify, and/or distribute this software for any | |
| 5 | * purpose with or without fee is hereby granted, provided that the above | |
| 6 | * copyright notice and this permission notice appear in all copies. | |
| 7 | * | |
| 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
| 9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
| 10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | |
| 11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
| 12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
| 13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
| 14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
| 15 | */ | |
| 16 | ||
| 17 | ||
| 18 | #include <linux/types.h> | |
| 19 | #include <linux/slab.h> | |
| 20 | #include <linux/netdevice.h> | |
| 21 | ||
| 22 | #include <brcmu_wifi.h> | |
| 122d3d04 | 23 | #include "core.h" |
| d14f78b9 | 24 | #include "bus.h" |
| a8e8ed34 | 25 | #include "debug.h" |
| 85b84133 HM |
26 | #include "proto.h" |
| 27 | #include "bcdc.h" | |
| 9a1bb602 | 28 | #include "msgbuf.h" |
| 85b84133 HM |
29 | |
| 30 | ||
| 31 | int brcmf_proto_attach(struct brcmf_pub *drvr) | |
| 32 | { | |
| 33 | struct brcmf_proto *proto; | |
| 34 | ||
| 8851cce0 HM |
35 | brcmf_dbg(TRACE, "Enter\n"); |
| 36 | ||
| 85b84133 HM |
37 | proto = kzalloc(sizeof(*proto), GFP_ATOMIC); |
| 38 | if (!proto) | |
| 39 | goto fail; | |
| 40 | ||
| 41 | drvr->proto = proto; | |
| 85b84133 | 42 | |
| 9a1bb602 HM |
43 | if (drvr->bus_if->proto_type == BRCMF_PROTO_BCDC) { |
| 44 | if (brcmf_proto_bcdc_attach(drvr)) | |
| 45 | goto fail; | |
| 46 | } else if (drvr->bus_if->proto_type == BRCMF_PROTO_MSGBUF) { | |
| 47 | if (brcmf_proto_msgbuf_attach(drvr)) | |
| 48 | goto fail; | |
| 49 | } else { | |
| 50 | brcmf_err("Unsupported proto type %d\n", | |
| 51 | drvr->bus_if->proto_type); | |
| 52 | goto fail; | |
| 53 | } | |
| 7b8a466e | 54 | if ((proto->txdata == NULL) || (proto->hdrpull == NULL) || |
| 8851cce0 HM |
55 | (proto->query_dcmd == NULL) || (proto->set_dcmd == NULL) || |
| 56 | (proto->configure_addr_mode == NULL) || | |
| 70b7d94b | 57 | (proto->delete_peer == NULL) || (proto->add_tdls_peer == NULL)) { |
| 85b84133 HM |
58 | brcmf_err("Not all proto handlers have been installed\n"); |
| 59 | goto fail; | |
| 60 | } | |
| 61 | return 0; | |
| 62 | ||
| 63 | fail: | |
| 64 | kfree(proto); | |
| 65 | drvr->proto = NULL; | |
| 66 | return -ENOMEM; | |
| 67 | } | |
| 68 | ||
| 69 | void brcmf_proto_detach(struct brcmf_pub *drvr) | |
| 70 | { | |
| 8851cce0 HM |
71 | brcmf_dbg(TRACE, "Enter\n"); |
| 72 | ||
| 85b84133 | 73 | if (drvr->proto) { |
| 9a1bb602 HM |
74 | if (drvr->bus_if->proto_type == BRCMF_PROTO_BCDC) |
| 75 | brcmf_proto_bcdc_detach(drvr); | |
| 76 | else if (drvr->bus_if->proto_type == BRCMF_PROTO_MSGBUF) | |
| 77 | brcmf_proto_msgbuf_detach(drvr); | |
| 85b84133 HM |
78 | kfree(drvr->proto); |
| 79 | drvr->proto = NULL; | |
| 80 | } | |
| 81 | } |