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-rw-r--r--package/kernel/mac80211/patches/370-0003-brcmfmac-Fix-set-and-get-tx-power-functions.patch218
1 files changed, 0 insertions, 218 deletions
diff --git a/package/kernel/mac80211/patches/370-0003-brcmfmac-Fix-set-and-get-tx-power-functions.patch b/package/kernel/mac80211/patches/370-0003-brcmfmac-Fix-set-and-get-tx-power-functions.patch
deleted file mode 100644
index 62fdd8d745..0000000000
--- a/package/kernel/mac80211/patches/370-0003-brcmfmac-Fix-set-and-get-tx-power-functions.patch
+++ /dev/null
@@ -1,218 +0,0 @@
-From: Hante Meuleman <meuleman@broadcom.com>
-Date: Fri, 18 Sep 2015 22:08:06 +0200
-Subject: [PATCH] brcmfmac: Fix set and get tx-power functions.
-
-Implementation of tx-power (get and set) related functions are
-still assuming mW interface. This is wrong as functions use dbm
-(or mbm) nowadays. As a result a tx power configuration could
-result in wrong power configuration.
-
-Reviewed-by: Arend Van Spriel <arend@broadcom.com>
-Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
-Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
-Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
-Signed-off-by: Arend van Spriel <arend@broadcom.com>
-Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
----
-
---- a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
-+++ b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
-@@ -236,89 +236,6 @@ static int brcmf_roamoff;
- module_param_named(roamoff, brcmf_roamoff, int, S_IRUSR);
- MODULE_PARM_DESC(roamoff, "do not use internal roaming engine");
-
--/* Quarter dBm units to mW
-- * Table starts at QDBM_OFFSET, so the first entry is mW for qdBm=153
-- * Table is offset so the last entry is largest mW value that fits in
-- * a u16.
-- */
--
--#define QDBM_OFFSET 153 /* Offset for first entry */
--#define QDBM_TABLE_LEN 40 /* Table size */
--
--/* Smallest mW value that will round up to the first table entry, QDBM_OFFSET.
-- * Value is ( mW(QDBM_OFFSET - 1) + mW(QDBM_OFFSET) ) / 2
-- */
--#define QDBM_TABLE_LOW_BOUND 6493 /* Low bound */
--
--/* Largest mW value that will round down to the last table entry,
-- * QDBM_OFFSET + QDBM_TABLE_LEN-1.
-- * Value is ( mW(QDBM_OFFSET + QDBM_TABLE_LEN - 1) +
-- * mW(QDBM_OFFSET + QDBM_TABLE_LEN) ) / 2.
-- */
--#define QDBM_TABLE_HIGH_BOUND 64938 /* High bound */
--
--static const u16 nqdBm_to_mW_map[QDBM_TABLE_LEN] = {
--/* qdBm: +0 +1 +2 +3 +4 +5 +6 +7 */
--/* 153: */ 6683, 7079, 7499, 7943, 8414, 8913, 9441, 10000,
--/* 161: */ 10593, 11220, 11885, 12589, 13335, 14125, 14962, 15849,
--/* 169: */ 16788, 17783, 18836, 19953, 21135, 22387, 23714, 25119,
--/* 177: */ 26607, 28184, 29854, 31623, 33497, 35481, 37584, 39811,
--/* 185: */ 42170, 44668, 47315, 50119, 53088, 56234, 59566, 63096
--};
--
--static u16 brcmf_qdbm_to_mw(u8 qdbm)
--{
-- uint factor = 1;
-- int idx = qdbm - QDBM_OFFSET;
--
-- if (idx >= QDBM_TABLE_LEN)
-- /* clamp to max u16 mW value */
-- return 0xFFFF;
--
-- /* scale the qdBm index up to the range of the table 0-40
-- * where an offset of 40 qdBm equals a factor of 10 mW.
-- */
-- while (idx < 0) {
-- idx += 40;
-- factor *= 10;
-- }
--
-- /* return the mW value scaled down to the correct factor of 10,
-- * adding in factor/2 to get proper rounding.
-- */
-- return (nqdBm_to_mW_map[idx] + factor / 2) / factor;
--}
--
--static u8 brcmf_mw_to_qdbm(u16 mw)
--{
-- u8 qdbm;
-- int offset;
-- uint mw_uint = mw;
-- uint boundary;
--
-- /* handle boundary case */
-- if (mw_uint <= 1)
-- return 0;
--
-- offset = QDBM_OFFSET;
--
-- /* move mw into the range of the table */
-- while (mw_uint < QDBM_TABLE_LOW_BOUND) {
-- mw_uint *= 10;
-- offset -= 40;
-- }
--
-- for (qdbm = 0; qdbm < QDBM_TABLE_LEN - 1; qdbm++) {
-- boundary = nqdBm_to_mW_map[qdbm] + (nqdBm_to_mW_map[qdbm + 1] -
-- nqdBm_to_mW_map[qdbm]) / 2;
-- if (mw_uint < boundary)
-- break;
-- }
--
-- qdbm += (u8) offset;
--
-- return qdbm;
--}
-
- static u16 chandef_to_chanspec(struct brcmu_d11inf *d11inf,
- struct cfg80211_chan_def *ch)
-@@ -2016,16 +1933,14 @@ static s32
- brcmf_cfg80211_set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
- enum nl80211_tx_power_setting type, s32 mbm)
- {
--
- struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
- struct net_device *ndev = cfg_to_ndev(cfg);
- struct brcmf_if *ifp = netdev_priv(ndev);
-- u16 txpwrmw;
-- s32 err = 0;
-- s32 disable = 0;
-- s32 dbm = MBM_TO_DBM(mbm);
-+ s32 err;
-+ s32 disable;
-+ u32 qdbm = 127;
-
-- brcmf_dbg(TRACE, "Enter\n");
-+ brcmf_dbg(TRACE, "Enter %d %d\n", type, mbm);
- if (!check_vif_up(ifp->vif))
- return -EIO;
-
-@@ -2034,12 +1949,20 @@ brcmf_cfg80211_set_tx_power(struct wiphy
- break;
- case NL80211_TX_POWER_LIMITED:
- case NL80211_TX_POWER_FIXED:
-- if (dbm < 0) {
-+ if (mbm < 0) {
- brcmf_err("TX_POWER_FIXED - dbm is negative\n");
- err = -EINVAL;
- goto done;
- }
-+ qdbm = MBM_TO_DBM(4 * mbm);
-+ if (qdbm > 127)
-+ qdbm = 127;
-+ qdbm |= WL_TXPWR_OVERRIDE;
- break;
-+ default:
-+ brcmf_err("Unsupported type %d\n", type);
-+ err = -EINVAL;
-+ goto done;
- }
- /* Make sure radio is off or on as far as software is concerned */
- disable = WL_RADIO_SW_DISABLE << 16;
-@@ -2047,52 +1970,44 @@ brcmf_cfg80211_set_tx_power(struct wiphy
- if (err)
- brcmf_err("WLC_SET_RADIO error (%d)\n", err);
-
-- if (dbm > 0xffff)
-- txpwrmw = 0xffff;
-- else
-- txpwrmw = (u16) dbm;
-- err = brcmf_fil_iovar_int_set(ifp, "qtxpower",
-- (s32)brcmf_mw_to_qdbm(txpwrmw));
-+ err = brcmf_fil_iovar_int_set(ifp, "qtxpower", qdbm);
- if (err)
- brcmf_err("qtxpower error (%d)\n", err);
-- cfg->conf->tx_power = dbm;
-
- done:
-- brcmf_dbg(TRACE, "Exit\n");
-+ brcmf_dbg(TRACE, "Exit %d (qdbm)\n", qdbm & ~WL_TXPWR_OVERRIDE);
- return err;
- }
-
--static s32 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy,
-- struct wireless_dev *wdev,
-- s32 *dbm)
-+static s32
-+brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
-+ s32 *dbm)
- {
- struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
-- struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg));
-- s32 txpwrdbm;
-- u8 result;
-- s32 err = 0;
-+ struct net_device *ndev = cfg_to_ndev(cfg);
-+ struct brcmf_if *ifp = netdev_priv(ndev);
-+ s32 qdbm = 0;
-+ s32 err;
-
- brcmf_dbg(TRACE, "Enter\n");
- if (!check_vif_up(ifp->vif))
- return -EIO;
-
-- err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &txpwrdbm);
-+ err = brcmf_fil_iovar_int_get(ifp, "qtxpower", &qdbm);
- if (err) {
- brcmf_err("error (%d)\n", err);
- goto done;
- }
--
-- result = (u8) (txpwrdbm & ~WL_TXPWR_OVERRIDE);
-- *dbm = (s32) brcmf_qdbm_to_mw(result);
-+ *dbm = (qdbm & ~WL_TXPWR_OVERRIDE) / 4;
-
- done:
-- brcmf_dbg(TRACE, "Exit\n");
-+ brcmf_dbg(TRACE, "Exit (0x%x %d)\n", qdbm, *dbm);
- return err;
- }
-
- static s32
- brcmf_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *ndev,
-- u8 key_idx, bool unicast, bool multicast)
-+ u8 key_idx, bool unicast, bool multicast)
- {
- struct brcmf_if *ifp = netdev_priv(ndev);
- u32 index;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-20 17:38:48 +0000