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authorSeth Forshee <seth.forshee@canonical.com>2012-06-16 16:47:51 +0400
committerJohn W. Linville <linville@tuxdriver.com>2012-06-20 23:14:32 +0400
commit2810a619ca5716e315090119e5695e97814b1e60 (patch)
tree9c2d511770dec33d5c77fe4c7e485878729da7f7 /drivers/net/wireless/brcm80211/brcmsmac/channel.c
parenta3ce5cc1a60fd2e237599d4b9bc247422a7523c2 (diff)
downloadlinux-2810a619ca5716e315090119e5695e97814b1e60.tar.xz
brcm80211: smac: clean up channel.c
Much of the code is either unsed or never put to any useful purpose. Remove this code in advance of reworking the driver's regulatory support. Reviewed-by: Arend Van Spriel <arend@broadcom.com> Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com> Reviewed-by: Brett Rudley <brudley@broadcom.com> Signed-off-by: Seth Forshee <seth.forshee@canonical.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmsmac/channel.c')
-rw-r--r--drivers/net/wireless/brcm80211/brcmsmac/channel.c138
1 files changed, 5 insertions, 133 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/channel.c b/drivers/net/wireless/brcm80211/brcmsmac/channel.c
index 089cc873109a..c311ef7e99a7 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/channel.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/channel.c
@@ -58,18 +58,8 @@
LOCALE_CHAN_12_13 | \
LOCALE_CHAN_14)
-#define LOCALE_RADAR_SET_NONE 0
-#define LOCALE_RADAR_SET_1 1
-
#define LOCALE_RESTRICTED_NONE 0
#define LOCALE_RESTRICTED_SET_2G_SHORT 1
-#define LOCALE_RESTRICTED_CHAN_165 2
-#define LOCALE_CHAN_ALL_5G 3
-#define LOCALE_RESTRICTED_JAPAN_LEGACY 4
-#define LOCALE_RESTRICTED_11D_2G 5
-#define LOCALE_RESTRICTED_11D_5G 6
-#define LOCALE_RESTRICTED_LOW_HI 7
-#define LOCALE_RESTRICTED_12_13_14 8
#define LOCALE_2G_IDX_i 0
#define LOCALE_5G_IDX_11 0
@@ -118,8 +108,6 @@
(((c) < 100) ? 2 : \
(((c) < 149) ? 3 : 4))))
-#define ISDFS_EU(fl) (((fl) & BRCMS_DFS_EU) == BRCMS_DFS_EU)
-
struct brcms_cm_band {
/* struct locale_info flags */
u8 locale_flags;
@@ -127,9 +115,6 @@ struct brcms_cm_band {
struct brcms_chanvec valid_channels;
/* List of restricted use channels */
const struct brcms_chanvec *restricted_channels;
- /* List of radar sensitive channels */
- const struct brcms_chanvec *radar_channels;
- u8 PAD[8];
};
/* locale per-channel tx power limits for MIMO frames
@@ -158,7 +143,6 @@ struct brcms_cm_info {
char srom_ccode[BRCM_CNTRY_BUF_SZ]; /* Country Code in SROM */
uint srom_regrev; /* Regulatory Rev for the SROM ccode */
const struct country_info *country; /* current country def */
- char ccode[BRCM_CNTRY_BUF_SZ]; /* current internal Country Code */
uint regrev; /* current Regulatory Revision */
char country_abbrev[BRCM_CNTRY_BUF_SZ]; /* current advertised ccode */
/* per-band state (one per phy/radio) */
@@ -171,14 +155,10 @@ struct brcms_cm_info {
/* locale channel and power info. */
struct locale_info {
u32 valid_channels;
- /* List of radar sensitive channels */
- u8 radar_channels;
/* List of channels used only if APs are detected */
u8 restricted_channels;
/* Max tx pwr in qdBm for each sub-band */
s8 maxpwr[BRCMS_MAXPWR_TBL_SIZE];
- /* Country IE advertised max tx pwr in dBm per sub-band */
- s8 pub_maxpwr[BAND_5G_PWR_LVLS];
u8 flags;
};
@@ -196,46 +176,10 @@ static const struct brcms_chanvec chanvec_none = {
0x00, 0x00, 0x00, 0x00}
};
-/* All 2.4 GHz HW channels */
-static const struct brcms_chanvec chanvec_all_2G = {
- {0xfe, 0x7f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00}
-};
-
-/* All 5 GHz HW channels */
-static const struct brcms_chanvec chanvec_all_5G = {
- {0x00, 0x00, 0x00, 0x00, 0x54, 0x55, 0x11, 0x11,
- 0x01, 0x00, 0x00, 0x00, 0x10, 0x11, 0x11, 0x11,
- 0x11, 0x11, 0x20, 0x22, 0x22, 0x00, 0x00, 0x11,
- 0x11, 0x11, 0x11, 0x01}
-};
-
-/*
- * Radar channel sets
- */
-
-/* Channels 52 - 64, 100 - 140 */
-static const struct brcms_chanvec radar_set1 = {
- {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x11, /* 52 - 60 */
- 0x01, 0x00, 0x00, 0x00, 0x10, 0x11, 0x11, 0x11, /* 64, 100 - 124 */
- 0x11, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 128 - 140 */
- 0x00, 0x00, 0x00, 0x00}
-};
-
/*
* Restricted channel sets
*/
-/* Channels 34, 38, 42, 46 */
-static const struct brcms_chanvec restricted_set_japan_legacy = {
- {0x00, 0x00, 0x00, 0x00, 0x44, 0x44, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00}
-};
-
/* Channels 12, 13 */
static const struct brcms_chanvec restricted_set_2g_short = {
{0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -244,47 +188,11 @@ static const struct brcms_chanvec restricted_set_2g_short = {
0x00, 0x00, 0x00, 0x00}
};
-/* Channel 165 */
-static const struct brcms_chanvec restricted_chan_165 = {
- {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00}
-};
-
-/* Channels 36 - 48 & 149 - 165 */
-static const struct brcms_chanvec restricted_low_hi = {
- {0x00, 0x00, 0x00, 0x00, 0x10, 0x11, 0x01, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x20, 0x22, 0x22, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00}
-};
-
-/* Channels 12 - 14 */
-static const struct brcms_chanvec restricted_set_12_13_14 = {
- {0x00, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00}
-};
-
/* global memory to provide working buffer for expanded locale */
-static const struct brcms_chanvec *g_table_radar_set[] = {
- &chanvec_none,
- &radar_set1
-};
-
static const struct brcms_chanvec *g_table_restricted_chan[] = {
&chanvec_none, /* restricted_set_none */
&restricted_set_2g_short,
- &restricted_chan_165,
- &chanvec_all_5G,
- &restricted_set_japan_legacy,
- &chanvec_all_2G, /* restricted_set_11d_2G */
- &chanvec_all_5G, /* restricted_set_11d_5G */
- &restricted_low_hi,
- &restricted_set_12_13_14
};
static const struct brcms_chanvec locale_2g_01_11 = {
@@ -445,11 +353,9 @@ static void brcms_c_locale_get_channels(const struct locale_info *locale,
*/
static const struct locale_info locale_i = { /* locale i. channel 1 - 13 */
LOCALE_CHAN_01_11 | LOCALE_CHAN_12_13,
- LOCALE_RADAR_SET_NONE,
LOCALE_RESTRICTED_SET_2G_SHORT,
{QDB(19), QDB(19), QDB(19),
QDB(19), QDB(19), QDB(19)},
- {20, 20, 20, 0},
BRCMS_EIRP
};
@@ -459,10 +365,8 @@ static const struct locale_info locale_i = { /* locale i. channel 1 - 13 */
static const struct locale_info locale_11 = {
/* locale 11. channel 36 - 48, 52 - 64, 100 - 140, 149 - 165 */
LOCALE_CHAN_36_64 | LOCALE_CHAN_100_140 | LOCALE_CHAN_149_165,
- LOCALE_RADAR_SET_1,
LOCALE_RESTRICTED_NONE,
{QDB(21), QDB(21), QDB(21), QDB(21), QDB(21)},
- {23, 23, 23, 30, 30},
BRCMS_EIRP | BRCMS_DFS_EU
};
@@ -544,13 +448,6 @@ static const struct locale_mimo_info *brcms_c_get_mimo_5g(u8 locale_idx)
return g_mimo_5g_table[locale_idx];
}
-static int
-brcms_c_country_aggregate_map(struct brcms_cm_info *wlc_cm, const char *ccode,
- char *mapped_ccode, uint *mapped_regrev)
-{
- return false;
-}
-
/*
* Indicates whether the country provided is valid to pass
* to cfg80211 or not.
@@ -620,7 +517,6 @@ brcms_c_countrycode_map(struct brcms_cm_info *wlc_cm, const char *ccode,
const struct country_info *country;
uint srom_regrev = wlc_cm->srom_regrev;
const char *srom_ccode = wlc_cm->srom_ccode;
- int mapped;
/* check for currently supported ccode size */
if (strlen(ccode) > (BRCM_CNTRY_BUF_SZ - 1)) {
@@ -639,12 +535,7 @@ brcms_c_countrycode_map(struct brcms_cm_info *wlc_cm, const char *ccode,
*/
if (!strcmp(srom_ccode, ccode)) {
*mapped_regrev = srom_regrev;
- mapped = 0;
wiphy_err(wlc->wiphy, "srom_code == ccode %s\n", __func__);
- } else {
- mapped =
- brcms_c_country_aggregate_map(wlc_cm, ccode, mapped_ccode,
- mapped_regrev);
}
/* find the matching built-in country definition */
@@ -902,8 +793,6 @@ brcms_c_channels_init(struct brcms_cm_info *wlc_cm,
wlc_cm->bandstate[band->bandunit].restricted_channels =
g_table_restricted_chan[li->restricted_channels];
- wlc_cm->bandstate[band->bandunit].radar_channels =
- g_table_radar_set[li->radar_channels];
/*
* set the channel availability, masking out the channels
@@ -938,17 +827,11 @@ brcms_c_set_country_common(struct brcms_cm_info *wlc_cm,
{
const struct locale_info *locale;
struct brcms_c_info *wlc = wlc_cm->wlc;
- char prev_country_abbrev[BRCM_CNTRY_BUF_SZ];
/* save current country state */
wlc_cm->country = country;
- memset(&prev_country_abbrev, 0, BRCM_CNTRY_BUF_SZ);
- strncpy(prev_country_abbrev, wlc_cm->country_abbrev,
- BRCM_CNTRY_BUF_SZ - 1);
-
strncpy(wlc_cm->country_abbrev, country_abbrev, BRCM_CNTRY_BUF_SZ - 1);
- strncpy(wlc_cm->ccode, ccode, BRCM_CNTRY_BUF_SZ - 1);
wlc_cm->regrev = regrev;
if ((wlc->pub->_n_enab & SUPPORT_11N) !=
@@ -1014,16 +897,12 @@ brcms_c_set_countrycode_rev(struct brcms_cm_info *wlc_cm,
static int
brcms_c_set_countrycode(struct brcms_cm_info *wlc_cm, const char *ccode)
{
- char country_abbrev[BRCM_CNTRY_BUF_SZ];
- strncpy(country_abbrev, ccode, BRCM_CNTRY_BUF_SZ);
- return brcms_c_set_countrycode_rev(wlc_cm, country_abbrev, ccode, -1);
+ return brcms_c_set_countrycode_rev(wlc_cm, ccode, ccode, -1);
}
struct brcms_cm_info *brcms_c_channel_mgr_attach(struct brcms_c_info *wlc)
{
struct brcms_cm_info *wlc_cm;
- char country_abbrev[BRCM_CNTRY_BUF_SZ];
- const struct country_info *country;
struct brcms_pub *pub = wlc->pub;
struct ssb_sprom *sprom = &wlc->hw->d11core->bus->sprom;
@@ -1040,21 +919,14 @@ struct brcms_cm_info *brcms_c_channel_mgr_attach(struct brcms_c_info *wlc)
if (sprom->alpha2 && brcms_c_country_valid(sprom->alpha2))
strncpy(wlc->pub->srom_ccode, sprom->alpha2, sizeof(sprom->alpha2));
- /*
- * internal country information which must match
- * regulatory constraints in firmware
- */
- memset(country_abbrev, 0, BRCM_CNTRY_BUF_SZ);
- strncpy(country_abbrev, "X2", sizeof(country_abbrev) - 1);
- country = brcms_c_country_lookup(wlc, country_abbrev);
-
/* save default country for exiting 11d regulatory mode */
- strncpy(wlc->country_default, country_abbrev, BRCM_CNTRY_BUF_SZ - 1);
+ strncpy(wlc->country_default, "X2", BRCM_CNTRY_BUF_SZ - 1);
/* initialize autocountry_default to driver default */
- strncpy(wlc->autocountry_default, "X2", BRCM_CNTRY_BUF_SZ - 1);
+ strncpy(wlc->autocountry_default, wlc->country_default,
+ BRCM_CNTRY_BUF_SZ - 1);
- brcms_c_set_countrycode(wlc_cm, country_abbrev);
+ brcms_c_set_countrycode(wlc_cm, wlc->country_default);
return wlc_cm;
}