1203c4805SLuis R. Rodriguez /*
25b68138eSSujith Manoharan * Copyright (c) 2008-2011 Atheros Communications Inc.
3203c4805SLuis R. Rodriguez *
4203c4805SLuis R. Rodriguez * Permission to use, copy, modify, and/or distribute this software for any
5203c4805SLuis R. Rodriguez * purpose with or without fee is hereby granted, provided that the above
6203c4805SLuis R. Rodriguez * copyright notice and this permission notice appear in all copies.
7203c4805SLuis R. Rodriguez *
8203c4805SLuis R. Rodriguez * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9203c4805SLuis R. Rodriguez * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10203c4805SLuis R. Rodriguez * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11203c4805SLuis R. Rodriguez * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12203c4805SLuis R. Rodriguez * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13203c4805SLuis R. Rodriguez * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14203c4805SLuis R. Rodriguez * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15203c4805SLuis R. Rodriguez */
16203c4805SLuis R. Rodriguez
175bb12791SLuis R. Rodriguez #include "hw.h"
1856398519SMartin Blumenstingl #include <linux/ath9k_platform.h>
19203c4805SLuis R. Rodriguez
ath9k_hw_analog_shift_regwrite(struct ath_hw * ah,u32 reg,u32 val)2079d7f4bcSSujith void ath9k_hw_analog_shift_regwrite(struct ath_hw *ah, u32 reg, u32 val)
2179d7f4bcSSujith {
2279d7f4bcSSujith REG_WRITE(ah, reg, val);
2379d7f4bcSSujith
2479d7f4bcSSujith if (ah->config.analog_shiftreg)
2579d7f4bcSSujith udelay(100);
2679d7f4bcSSujith }
2779d7f4bcSSujith
ath9k_hw_analog_shift_rmw(struct ath_hw * ah,u32 reg,u32 mask,u32 shift,u32 val)28b5aec950SSujith void ath9k_hw_analog_shift_rmw(struct ath_hw *ah, u32 reg, u32 mask,
29203c4805SLuis R. Rodriguez u32 shift, u32 val)
30203c4805SLuis R. Rodriguez {
312028523bSOleksij Rempel REG_RMW(ah, reg, ((val << shift) & mask), mask);
32203c4805SLuis R. Rodriguez
33203c4805SLuis R. Rodriguez if (ah->config.analog_shiftreg)
34203c4805SLuis R. Rodriguez udelay(100);
35203c4805SLuis R. Rodriguez }
36203c4805SLuis R. Rodriguez
ath9k_hw_interpolate(u16 target,u16 srcLeft,u16 srcRight,int16_t targetLeft,int16_t targetRight)37b5aec950SSujith int16_t ath9k_hw_interpolate(u16 target, u16 srcLeft, u16 srcRight,
38b5aec950SSujith int16_t targetLeft, int16_t targetRight)
39203c4805SLuis R. Rodriguez {
40203c4805SLuis R. Rodriguez int16_t rv;
41203c4805SLuis R. Rodriguez
42203c4805SLuis R. Rodriguez if (srcRight == srcLeft) {
43203c4805SLuis R. Rodriguez rv = targetLeft;
44203c4805SLuis R. Rodriguez } else {
45203c4805SLuis R. Rodriguez rv = (int16_t) (((target - srcLeft) * targetRight +
46203c4805SLuis R. Rodriguez (srcRight - target) * targetLeft) /
47203c4805SLuis R. Rodriguez (srcRight - srcLeft));
48203c4805SLuis R. Rodriguez }
49203c4805SLuis R. Rodriguez return rv;
50203c4805SLuis R. Rodriguez }
51203c4805SLuis R. Rodriguez
ath9k_hw_get_lower_upper_index(u8 target,u8 * pList,u16 listSize,u16 * indexL,u16 * indexR)52b5aec950SSujith bool ath9k_hw_get_lower_upper_index(u8 target, u8 *pList, u16 listSize,
53b5aec950SSujith u16 *indexL, u16 *indexR)
54203c4805SLuis R. Rodriguez {
55203c4805SLuis R. Rodriguez u16 i;
56203c4805SLuis R. Rodriguez
57203c4805SLuis R. Rodriguez if (target <= pList[0]) {
58203c4805SLuis R. Rodriguez *indexL = *indexR = 0;
59203c4805SLuis R. Rodriguez return true;
60203c4805SLuis R. Rodriguez }
61203c4805SLuis R. Rodriguez if (target >= pList[listSize - 1]) {
62203c4805SLuis R. Rodriguez *indexL = *indexR = (u16) (listSize - 1);
63203c4805SLuis R. Rodriguez return true;
64203c4805SLuis R. Rodriguez }
65203c4805SLuis R. Rodriguez
66203c4805SLuis R. Rodriguez for (i = 0; i < listSize - 1; i++) {
67203c4805SLuis R. Rodriguez if (pList[i] == target) {
68203c4805SLuis R. Rodriguez *indexL = *indexR = i;
69203c4805SLuis R. Rodriguez return true;
70203c4805SLuis R. Rodriguez }
71203c4805SLuis R. Rodriguez if (target < pList[i + 1]) {
72203c4805SLuis R. Rodriguez *indexL = i;
73203c4805SLuis R. Rodriguez *indexR = (u16) (i + 1);
74203c4805SLuis R. Rodriguez return false;
75203c4805SLuis R. Rodriguez }
76203c4805SLuis R. Rodriguez }
77203c4805SLuis R. Rodriguez return false;
78203c4805SLuis R. Rodriguez }
79203c4805SLuis R. Rodriguez
ath9k_hw_usb_gen_fill_eeprom(struct ath_hw * ah,u16 * eep_data,int eep_start_loc,int size)8004cf53f4SSujith Manoharan void ath9k_hw_usb_gen_fill_eeprom(struct ath_hw *ah, u16 *eep_data,
8104cf53f4SSujith Manoharan int eep_start_loc, int size)
8204cf53f4SSujith Manoharan {
8304cf53f4SSujith Manoharan int i = 0, j, addr;
8404cf53f4SSujith Manoharan u32 addrdata[8];
8504cf53f4SSujith Manoharan u32 data[8];
8604cf53f4SSujith Manoharan
8704cf53f4SSujith Manoharan for (addr = 0; addr < size; addr++) {
8804cf53f4SSujith Manoharan addrdata[i] = AR5416_EEPROM_OFFSET +
8904cf53f4SSujith Manoharan ((addr + eep_start_loc) << AR5416_EEPROM_S);
9004cf53f4SSujith Manoharan i++;
9104cf53f4SSujith Manoharan if (i == 8) {
9204cf53f4SSujith Manoharan REG_READ_MULTI(ah, addrdata, data, i);
9304cf53f4SSujith Manoharan
9404cf53f4SSujith Manoharan for (j = 0; j < i; j++) {
9504cf53f4SSujith Manoharan *eep_data = data[j];
9604cf53f4SSujith Manoharan eep_data++;
9704cf53f4SSujith Manoharan }
9804cf53f4SSujith Manoharan i = 0;
9904cf53f4SSujith Manoharan }
10004cf53f4SSujith Manoharan }
10104cf53f4SSujith Manoharan
10204cf53f4SSujith Manoharan if (i != 0) {
10304cf53f4SSujith Manoharan REG_READ_MULTI(ah, addrdata, data, i);
10404cf53f4SSujith Manoharan
10504cf53f4SSujith Manoharan for (j = 0; j < i; j++) {
10604cf53f4SSujith Manoharan *eep_data = data[j];
10704cf53f4SSujith Manoharan eep_data++;
10804cf53f4SSujith Manoharan }
10904cf53f4SSujith Manoharan }
11004cf53f4SSujith Manoharan }
11104cf53f4SSujith Manoharan
ath9k_hw_nvram_read_array(u16 * blob,size_t blob_size,off_t offset,u16 * data)11256398519SMartin Blumenstingl static bool ath9k_hw_nvram_read_array(u16 *blob, size_t blob_size,
11356398519SMartin Blumenstingl off_t offset, u16 *data)
114ab5c4f71SGabor Juhos {
115b7dcf68fSDan Carpenter if (offset >= blob_size)
116ab5c4f71SGabor Juhos return false;
117ab5c4f71SGabor Juhos
11856398519SMartin Blumenstingl *data = blob[offset];
119ab5c4f71SGabor Juhos return true;
120ab5c4f71SGabor Juhos }
121ab5c4f71SGabor Juhos
ath9k_hw_nvram_read_pdata(struct ath9k_platform_data * pdata,off_t offset,u16 * data)12256398519SMartin Blumenstingl static bool ath9k_hw_nvram_read_pdata(struct ath9k_platform_data *pdata,
12356398519SMartin Blumenstingl off_t offset, u16 *data)
12456398519SMartin Blumenstingl {
12556398519SMartin Blumenstingl return ath9k_hw_nvram_read_array(pdata->eeprom_data,
12656398519SMartin Blumenstingl ARRAY_SIZE(pdata->eeprom_data),
12756398519SMartin Blumenstingl offset, data);
12856398519SMartin Blumenstingl }
12956398519SMartin Blumenstingl
ath9k_hw_nvram_read_firmware(const struct firmware * eeprom_blob,off_t offset,u16 * data)13056398519SMartin Blumenstingl static bool ath9k_hw_nvram_read_firmware(const struct firmware *eeprom_blob,
13156398519SMartin Blumenstingl off_t offset, u16 *data)
13256398519SMartin Blumenstingl {
13356398519SMartin Blumenstingl return ath9k_hw_nvram_read_array((u16 *) eeprom_blob->data,
13456398519SMartin Blumenstingl eeprom_blob->size / sizeof(u16),
13556398519SMartin Blumenstingl offset, data);
13656398519SMartin Blumenstingl }
13756398519SMartin Blumenstingl
ath9k_hw_nvram_read_nvmem(struct ath_hw * ah,off_t offset,u16 * data)138eb3a97a6SChristian Lamparter static bool ath9k_hw_nvram_read_nvmem(struct ath_hw *ah, off_t offset,
139eb3a97a6SChristian Lamparter u16 *data)
140eb3a97a6SChristian Lamparter {
141eb3a97a6SChristian Lamparter return ath9k_hw_nvram_read_array(ah->nvmem_blob,
142eb3a97a6SChristian Lamparter ah->nvmem_blob_len / sizeof(u16),
143eb3a97a6SChristian Lamparter offset, data);
144eb3a97a6SChristian Lamparter }
145eb3a97a6SChristian Lamparter
ath9k_hw_nvram_read(struct ath_hw * ah,u32 off,u16 * data)1460e4b9f2fSGabor Juhos bool ath9k_hw_nvram_read(struct ath_hw *ah, u32 off, u16 *data)
147203c4805SLuis R. Rodriguez {
1480e4b9f2fSGabor Juhos struct ath_common *common = ath9k_hw_common(ah);
14956398519SMartin Blumenstingl struct ath9k_platform_data *pdata = ah->dev->platform_data;
1502fd2cdfbSGabor Juhos bool ret;
1512fd2cdfbSGabor Juhos
152eb3a97a6SChristian Lamparter if (ah->nvmem_blob)
153eb3a97a6SChristian Lamparter ret = ath9k_hw_nvram_read_nvmem(ah, off, data);
154eb3a97a6SChristian Lamparter else if (ah->eeprom_blob)
15556398519SMartin Blumenstingl ret = ath9k_hw_nvram_read_firmware(ah->eeprom_blob, off, data);
156641c1f4aSGustavo A. R. Silva else if (pdata && !pdata->use_eeprom)
15756398519SMartin Blumenstingl ret = ath9k_hw_nvram_read_pdata(pdata, off, data);
158ab5c4f71SGabor Juhos else
1592fd2cdfbSGabor Juhos ret = common->bus_ops->eeprom_read(common, off, data);
160ab5c4f71SGabor Juhos
1612fd2cdfbSGabor Juhos if (!ret)
1627177d8f9SGabor Juhos ath_dbg(common, EEPROM,
1637177d8f9SGabor Juhos "unable to read eeprom region at offset %u\n", off);
1642fd2cdfbSGabor Juhos
1652fd2cdfbSGabor Juhos return ret;
166203c4805SLuis R. Rodriguez }
167203c4805SLuis R. Rodriguez
ath9k_hw_nvram_swap_data(struct ath_hw * ah,bool * swap_needed,int size)1686fa658fdSMartin Blumenstingl int ath9k_hw_nvram_swap_data(struct ath_hw *ah, bool *swap_needed, int size)
1696fa658fdSMartin Blumenstingl {
1706fa658fdSMartin Blumenstingl u16 magic;
1716fa658fdSMartin Blumenstingl u16 *eepdata;
1726fa658fdSMartin Blumenstingl int i;
17368fbe792SMartin Blumenstingl bool needs_byteswap = false;
1746fa658fdSMartin Blumenstingl struct ath_common *common = ath9k_hw_common(ah);
1756fa658fdSMartin Blumenstingl
1766fa658fdSMartin Blumenstingl if (!ath9k_hw_nvram_read(ah, AR5416_EEPROM_MAGIC_OFFSET, &magic)) {
1776fa658fdSMartin Blumenstingl ath_err(common, "Reading Magic # failed\n");
1786fa658fdSMartin Blumenstingl return -EIO;
1796fa658fdSMartin Blumenstingl }
1806fa658fdSMartin Blumenstingl
18165dc1a5dSFelix Fietkau if (swab16(magic) == AR5416_EEPROM_MAGIC) {
18268fbe792SMartin Blumenstingl needs_byteswap = true;
18368fbe792SMartin Blumenstingl ath_dbg(common, EEPROM,
18468fbe792SMartin Blumenstingl "EEPROM needs byte-swapping to correct endianness.\n");
18568fbe792SMartin Blumenstingl } else if (magic != AR5416_EEPROM_MAGIC) {
18668fbe792SMartin Blumenstingl if (ath9k_hw_use_flash(ah)) {
18768fbe792SMartin Blumenstingl ath_dbg(common, EEPROM,
18868fbe792SMartin Blumenstingl "Ignoring invalid EEPROM magic (0x%04x).\n",
18968fbe792SMartin Blumenstingl magic);
19068fbe792SMartin Blumenstingl } else {
19168fbe792SMartin Blumenstingl ath_err(common,
19268fbe792SMartin Blumenstingl "Invalid EEPROM magic (0x%04x).\n", magic);
19368fbe792SMartin Blumenstingl return -EINVAL;
19468fbe792SMartin Blumenstingl }
19568fbe792SMartin Blumenstingl }
19668fbe792SMartin Blumenstingl
19768fbe792SMartin Blumenstingl if (needs_byteswap) {
1986fa658fdSMartin Blumenstingl if (ah->ah_flags & AH_NO_EEP_SWAP) {
1996fa658fdSMartin Blumenstingl ath_info(common,
2006fa658fdSMartin Blumenstingl "Ignoring endianness difference in EEPROM magic bytes.\n");
2016fa658fdSMartin Blumenstingl } else {
2026fa658fdSMartin Blumenstingl eepdata = (u16 *)(&ah->eeprom);
2036fa658fdSMartin Blumenstingl
2046fa658fdSMartin Blumenstingl for (i = 0; i < size; i++)
2056fa658fdSMartin Blumenstingl eepdata[i] = swab16(eepdata[i]);
2066fa658fdSMartin Blumenstingl }
20768fbe792SMartin Blumenstingl }
20868fbe792SMartin Blumenstingl
2094bca5303SMartin Blumenstingl if (ah->eep_ops->get_eepmisc(ah) & AR5416_EEPMISC_BIG_ENDIAN) {
21068fbe792SMartin Blumenstingl *swap_needed = true;
21168fbe792SMartin Blumenstingl ath_dbg(common, EEPROM,
2124bca5303SMartin Blumenstingl "Big Endian EEPROM detected according to EEPMISC register.\n");
2134bca5303SMartin Blumenstingl } else {
2144bca5303SMartin Blumenstingl *swap_needed = false;
21568fbe792SMartin Blumenstingl }
2166fa658fdSMartin Blumenstingl
2176fa658fdSMartin Blumenstingl return 0;
2186fa658fdSMartin Blumenstingl }
2196fa658fdSMartin Blumenstingl
ath9k_hw_nvram_validate_checksum(struct ath_hw * ah,int size)2206fa658fdSMartin Blumenstingl bool ath9k_hw_nvram_validate_checksum(struct ath_hw *ah, int size)
2216fa658fdSMartin Blumenstingl {
2226fa658fdSMartin Blumenstingl u32 i, sum = 0;
2236fa658fdSMartin Blumenstingl u16 *eepdata = (u16 *)(&ah->eeprom);
2246fa658fdSMartin Blumenstingl struct ath_common *common = ath9k_hw_common(ah);
2256fa658fdSMartin Blumenstingl
2266fa658fdSMartin Blumenstingl for (i = 0; i < size; i++)
2276fa658fdSMartin Blumenstingl sum ^= eepdata[i];
2286fa658fdSMartin Blumenstingl
2296fa658fdSMartin Blumenstingl if (sum != 0xffff) {
2306fa658fdSMartin Blumenstingl ath_err(common, "Bad EEPROM checksum 0x%x\n", sum);
2316fa658fdSMartin Blumenstingl return false;
2326fa658fdSMartin Blumenstingl }
2336fa658fdSMartin Blumenstingl
2346fa658fdSMartin Blumenstingl return true;
2356fa658fdSMartin Blumenstingl }
2366fa658fdSMartin Blumenstingl
ath9k_hw_nvram_check_version(struct ath_hw * ah,int version,int minrev)2376fa658fdSMartin Blumenstingl bool ath9k_hw_nvram_check_version(struct ath_hw *ah, int version, int minrev)
2386fa658fdSMartin Blumenstingl {
2396fa658fdSMartin Blumenstingl struct ath_common *common = ath9k_hw_common(ah);
2406fa658fdSMartin Blumenstingl
2416fa658fdSMartin Blumenstingl if (ah->eep_ops->get_eeprom_ver(ah) != version ||
2426fa658fdSMartin Blumenstingl ah->eep_ops->get_eeprom_rev(ah) < minrev) {
2436fa658fdSMartin Blumenstingl ath_err(common, "Bad EEPROM VER 0x%04x or REV 0x%04x\n",
2446fa658fdSMartin Blumenstingl ah->eep_ops->get_eeprom_ver(ah),
2456fa658fdSMartin Blumenstingl ah->eep_ops->get_eeprom_rev(ah));
24619f2ce3fSDan Carpenter return false;
2476fa658fdSMartin Blumenstingl }
2486fa658fdSMartin Blumenstingl
2496fa658fdSMartin Blumenstingl return true;
2506fa658fdSMartin Blumenstingl }
2516fa658fdSMartin Blumenstingl
ath9k_hw_fill_vpd_table(u8 pwrMin,u8 pwrMax,u8 * pPwrList,u8 * pVpdList,u16 numIntercepts,u8 * pRetVpdList)252b5aec950SSujith void ath9k_hw_fill_vpd_table(u8 pwrMin, u8 pwrMax, u8 *pPwrList,
253203c4805SLuis R. Rodriguez u8 *pVpdList, u16 numIntercepts,
254203c4805SLuis R. Rodriguez u8 *pRetVpdList)
255203c4805SLuis R. Rodriguez {
256203c4805SLuis R. Rodriguez u16 i, k;
257203c4805SLuis R. Rodriguez u8 currPwr = pwrMin;
258203c4805SLuis R. Rodriguez u16 idxL = 0, idxR = 0;
259203c4805SLuis R. Rodriguez
260203c4805SLuis R. Rodriguez for (i = 0; i <= (pwrMax - pwrMin) / 2; i++) {
261203c4805SLuis R. Rodriguez ath9k_hw_get_lower_upper_index(currPwr, pPwrList,
262203c4805SLuis R. Rodriguez numIntercepts, &(idxL),
263203c4805SLuis R. Rodriguez &(idxR));
264203c4805SLuis R. Rodriguez if (idxR < 1)
265203c4805SLuis R. Rodriguez idxR = 1;
266203c4805SLuis R. Rodriguez if (idxL == numIntercepts - 1)
267203c4805SLuis R. Rodriguez idxL = (u16) (numIntercepts - 2);
268203c4805SLuis R. Rodriguez if (pPwrList[idxL] == pPwrList[idxR])
269203c4805SLuis R. Rodriguez k = pVpdList[idxL];
270203c4805SLuis R. Rodriguez else
271203c4805SLuis R. Rodriguez k = (u16)(((currPwr - pPwrList[idxL]) * pVpdList[idxR] +
272203c4805SLuis R. Rodriguez (pPwrList[idxR] - currPwr) * pVpdList[idxL]) /
273203c4805SLuis R. Rodriguez (pPwrList[idxR] - pPwrList[idxL]));
274203c4805SLuis R. Rodriguez pRetVpdList[i] = (u8) k;
275203c4805SLuis R. Rodriguez currPwr += 2;
276203c4805SLuis R. Rodriguez }
277203c4805SLuis R. Rodriguez }
278203c4805SLuis R. Rodriguez
ath9k_hw_get_legacy_target_powers(struct ath_hw * ah,struct ath9k_channel * chan,struct cal_target_power_leg * powInfo,u16 numChannels,struct cal_target_power_leg * pNewPower,u16 numRates,bool isExtTarget)279b5aec950SSujith void ath9k_hw_get_legacy_target_powers(struct ath_hw *ah,
280203c4805SLuis R. Rodriguez struct ath9k_channel *chan,
281203c4805SLuis R. Rodriguez struct cal_target_power_leg *powInfo,
282203c4805SLuis R. Rodriguez u16 numChannels,
283203c4805SLuis R. Rodriguez struct cal_target_power_leg *pNewPower,
284203c4805SLuis R. Rodriguez u16 numRates, bool isExtTarget)
285203c4805SLuis R. Rodriguez {
286203c4805SLuis R. Rodriguez struct chan_centers centers;
287203c4805SLuis R. Rodriguez u16 clo, chi;
288203c4805SLuis R. Rodriguez int i;
289203c4805SLuis R. Rodriguez int matchIndex = -1, lowIndex = -1;
290203c4805SLuis R. Rodriguez u16 freq;
291203c4805SLuis R. Rodriguez
292203c4805SLuis R. Rodriguez ath9k_hw_get_channel_centers(ah, chan, ¢ers);
293203c4805SLuis R. Rodriguez freq = (isExtTarget) ? centers.ext_center : centers.ctl_center;
294203c4805SLuis R. Rodriguez
295203c4805SLuis R. Rodriguez if (freq <= ath9k_hw_fbin2freq(powInfo[0].bChannel,
296203c4805SLuis R. Rodriguez IS_CHAN_2GHZ(chan))) {
297203c4805SLuis R. Rodriguez matchIndex = 0;
298203c4805SLuis R. Rodriguez } else {
299203c4805SLuis R. Rodriguez for (i = 0; (i < numChannels) &&
300203c4805SLuis R. Rodriguez (powInfo[i].bChannel != AR5416_BCHAN_UNUSED); i++) {
301203c4805SLuis R. Rodriguez if (freq == ath9k_hw_fbin2freq(powInfo[i].bChannel,
302203c4805SLuis R. Rodriguez IS_CHAN_2GHZ(chan))) {
303203c4805SLuis R. Rodriguez matchIndex = i;
304203c4805SLuis R. Rodriguez break;
30573f57f83SRoel Kluin } else if (freq < ath9k_hw_fbin2freq(powInfo[i].bChannel,
30673f57f83SRoel Kluin IS_CHAN_2GHZ(chan)) && i > 0 &&
30773f57f83SRoel Kluin freq > ath9k_hw_fbin2freq(powInfo[i - 1].bChannel,
30873f57f83SRoel Kluin IS_CHAN_2GHZ(chan))) {
309203c4805SLuis R. Rodriguez lowIndex = i - 1;
310203c4805SLuis R. Rodriguez break;
311203c4805SLuis R. Rodriguez }
312203c4805SLuis R. Rodriguez }
313203c4805SLuis R. Rodriguez if ((matchIndex == -1) && (lowIndex == -1))
314203c4805SLuis R. Rodriguez matchIndex = i - 1;
315203c4805SLuis R. Rodriguez }
316203c4805SLuis R. Rodriguez
317203c4805SLuis R. Rodriguez if (matchIndex != -1) {
318203c4805SLuis R. Rodriguez *pNewPower = powInfo[matchIndex];
319203c4805SLuis R. Rodriguez } else {
320203c4805SLuis R. Rodriguez clo = ath9k_hw_fbin2freq(powInfo[lowIndex].bChannel,
321203c4805SLuis R. Rodriguez IS_CHAN_2GHZ(chan));
322203c4805SLuis R. Rodriguez chi = ath9k_hw_fbin2freq(powInfo[lowIndex + 1].bChannel,
323203c4805SLuis R. Rodriguez IS_CHAN_2GHZ(chan));
324203c4805SLuis R. Rodriguez
325203c4805SLuis R. Rodriguez for (i = 0; i < numRates; i++) {
326203c4805SLuis R. Rodriguez pNewPower->tPow2x[i] =
327203c4805SLuis R. Rodriguez (u8)ath9k_hw_interpolate(freq, clo, chi,
328203c4805SLuis R. Rodriguez powInfo[lowIndex].tPow2x[i],
329203c4805SLuis R. Rodriguez powInfo[lowIndex + 1].tPow2x[i]);
330203c4805SLuis R. Rodriguez }
331203c4805SLuis R. Rodriguez }
332203c4805SLuis R. Rodriguez }
333203c4805SLuis R. Rodriguez
ath9k_hw_get_target_powers(struct ath_hw * ah,struct ath9k_channel * chan,struct cal_target_power_ht * powInfo,u16 numChannels,struct cal_target_power_ht * pNewPower,u16 numRates,bool isHt40Target)334b5aec950SSujith void ath9k_hw_get_target_powers(struct ath_hw *ah,
335203c4805SLuis R. Rodriguez struct ath9k_channel *chan,
336203c4805SLuis R. Rodriguez struct cal_target_power_ht *powInfo,
337203c4805SLuis R. Rodriguez u16 numChannels,
338203c4805SLuis R. Rodriguez struct cal_target_power_ht *pNewPower,
339203c4805SLuis R. Rodriguez u16 numRates, bool isHt40Target)
340203c4805SLuis R. Rodriguez {
341203c4805SLuis R. Rodriguez struct chan_centers centers;
342203c4805SLuis R. Rodriguez u16 clo, chi;
343203c4805SLuis R. Rodriguez int i;
344203c4805SLuis R. Rodriguez int matchIndex = -1, lowIndex = -1;
345203c4805SLuis R. Rodriguez u16 freq;
346203c4805SLuis R. Rodriguez
347203c4805SLuis R. Rodriguez ath9k_hw_get_channel_centers(ah, chan, ¢ers);
348203c4805SLuis R. Rodriguez freq = isHt40Target ? centers.synth_center : centers.ctl_center;
349203c4805SLuis R. Rodriguez
350203c4805SLuis R. Rodriguez if (freq <= ath9k_hw_fbin2freq(powInfo[0].bChannel, IS_CHAN_2GHZ(chan))) {
351203c4805SLuis R. Rodriguez matchIndex = 0;
352203c4805SLuis R. Rodriguez } else {
353203c4805SLuis R. Rodriguez for (i = 0; (i < numChannels) &&
354203c4805SLuis R. Rodriguez (powInfo[i].bChannel != AR5416_BCHAN_UNUSED); i++) {
355203c4805SLuis R. Rodriguez if (freq == ath9k_hw_fbin2freq(powInfo[i].bChannel,
356203c4805SLuis R. Rodriguez IS_CHAN_2GHZ(chan))) {
357203c4805SLuis R. Rodriguez matchIndex = i;
358203c4805SLuis R. Rodriguez break;
359203c4805SLuis R. Rodriguez } else
36073f57f83SRoel Kluin if (freq < ath9k_hw_fbin2freq(powInfo[i].bChannel,
36173f57f83SRoel Kluin IS_CHAN_2GHZ(chan)) && i > 0 &&
36273f57f83SRoel Kluin freq > ath9k_hw_fbin2freq(powInfo[i - 1].bChannel,
36373f57f83SRoel Kluin IS_CHAN_2GHZ(chan))) {
364203c4805SLuis R. Rodriguez lowIndex = i - 1;
365203c4805SLuis R. Rodriguez break;
366203c4805SLuis R. Rodriguez }
367203c4805SLuis R. Rodriguez }
368203c4805SLuis R. Rodriguez if ((matchIndex == -1) && (lowIndex == -1))
369203c4805SLuis R. Rodriguez matchIndex = i - 1;
370203c4805SLuis R. Rodriguez }
371203c4805SLuis R. Rodriguez
372203c4805SLuis R. Rodriguez if (matchIndex != -1) {
373203c4805SLuis R. Rodriguez *pNewPower = powInfo[matchIndex];
374203c4805SLuis R. Rodriguez } else {
375203c4805SLuis R. Rodriguez clo = ath9k_hw_fbin2freq(powInfo[lowIndex].bChannel,
376203c4805SLuis R. Rodriguez IS_CHAN_2GHZ(chan));
377203c4805SLuis R. Rodriguez chi = ath9k_hw_fbin2freq(powInfo[lowIndex + 1].bChannel,
378203c4805SLuis R. Rodriguez IS_CHAN_2GHZ(chan));
379203c4805SLuis R. Rodriguez
380203c4805SLuis R. Rodriguez for (i = 0; i < numRates; i++) {
381203c4805SLuis R. Rodriguez pNewPower->tPow2x[i] = (u8)ath9k_hw_interpolate(freq,
382203c4805SLuis R. Rodriguez clo, chi,
383203c4805SLuis R. Rodriguez powInfo[lowIndex].tPow2x[i],
384203c4805SLuis R. Rodriguez powInfo[lowIndex + 1].tPow2x[i]);
385203c4805SLuis R. Rodriguez }
386203c4805SLuis R. Rodriguez }
387203c4805SLuis R. Rodriguez }
388203c4805SLuis R. Rodriguez
ath9k_hw_get_max_edge_power(u16 freq,struct cal_ctl_edges * pRdEdgesPower,bool is2GHz,int num_band_edges)389b5aec950SSujith u16 ath9k_hw_get_max_edge_power(u16 freq, struct cal_ctl_edges *pRdEdgesPower,
390203c4805SLuis R. Rodriguez bool is2GHz, int num_band_edges)
391203c4805SLuis R. Rodriguez {
3924ddfcd7dSFelix Fietkau u16 twiceMaxEdgePower = MAX_RATE_POWER;
393203c4805SLuis R. Rodriguez int i;
394203c4805SLuis R. Rodriguez
395203c4805SLuis R. Rodriguez for (i = 0; (i < num_band_edges) &&
396203c4805SLuis R. Rodriguez (pRdEdgesPower[i].bChannel != AR5416_BCHAN_UNUSED); i++) {
397203c4805SLuis R. Rodriguez if (freq == ath9k_hw_fbin2freq(pRdEdgesPower[i].bChannel, is2GHz)) {
398e702ba18SFelix Fietkau twiceMaxEdgePower = CTL_EDGE_TPOWER(pRdEdgesPower[i].ctl);
399203c4805SLuis R. Rodriguez break;
400203c4805SLuis R. Rodriguez } else if ((i > 0) &&
401203c4805SLuis R. Rodriguez (freq < ath9k_hw_fbin2freq(pRdEdgesPower[i].bChannel,
402203c4805SLuis R. Rodriguez is2GHz))) {
403203c4805SLuis R. Rodriguez if (ath9k_hw_fbin2freq(pRdEdgesPower[i - 1].bChannel,
404203c4805SLuis R. Rodriguez is2GHz) < freq &&
405e702ba18SFelix Fietkau CTL_EDGE_FLAGS(pRdEdgesPower[i - 1].ctl)) {
406203c4805SLuis R. Rodriguez twiceMaxEdgePower =
407e702ba18SFelix Fietkau CTL_EDGE_TPOWER(pRdEdgesPower[i - 1].ctl);
408203c4805SLuis R. Rodriguez }
409203c4805SLuis R. Rodriguez break;
410203c4805SLuis R. Rodriguez }
411203c4805SLuis R. Rodriguez }
412203c4805SLuis R. Rodriguez
413203c4805SLuis R. Rodriguez return twiceMaxEdgePower;
414203c4805SLuis R. Rodriguez }
415203c4805SLuis R. Rodriguez
ath9k_hw_get_scaled_power(struct ath_hw * ah,u16 power_limit,u8 antenna_reduction)416ea6f792bSGabor Juhos u16 ath9k_hw_get_scaled_power(struct ath_hw *ah, u16 power_limit,
417ea6f792bSGabor Juhos u8 antenna_reduction)
418ea6f792bSGabor Juhos {
4198f942b9bSGabor Juhos u16 reduction = antenna_reduction;
420ea6f792bSGabor Juhos
421ea6f792bSGabor Juhos /*
422ea6f792bSGabor Juhos * Reduce scaled Power by number of chains active
423ea6f792bSGabor Juhos * to get the per chain tx power level.
424ea6f792bSGabor Juhos */
425ea6f792bSGabor Juhos switch (ar5416_get_ntxchains(ah->txchainmask)) {
426ea6f792bSGabor Juhos case 1:
427ea6f792bSGabor Juhos break;
428ea6f792bSGabor Juhos case 2:
4296010e72cSGabor Juhos reduction += POWER_CORRECTION_FOR_TWO_CHAIN;
430ea6f792bSGabor Juhos break;
431ea6f792bSGabor Juhos case 3:
4326010e72cSGabor Juhos reduction += POWER_CORRECTION_FOR_THREE_CHAIN;
433ea6f792bSGabor Juhos break;
434ea6f792bSGabor Juhos }
435ea6f792bSGabor Juhos
4368f942b9bSGabor Juhos if (power_limit > reduction)
4378f942b9bSGabor Juhos power_limit -= reduction;
4388f942b9bSGabor Juhos else
4398f942b9bSGabor Juhos power_limit = 0;
440ea6f792bSGabor Juhos
441b037b107SSven Eckelmann return min_t(u16, power_limit, MAX_RATE_POWER);
442ea6f792bSGabor Juhos }
443ea6f792bSGabor Juhos
ath9k_hw_update_regulatory_maxpower(struct ath_hw * ah)444a55f8588SSujith void ath9k_hw_update_regulatory_maxpower(struct ath_hw *ah)
445a55f8588SSujith {
446a55f8588SSujith struct ath_common *common = ath9k_hw_common(ah);
447a55f8588SSujith struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
448a55f8588SSujith
449a55f8588SSujith switch (ar5416_get_ntxchains(ah->txchainmask)) {
450a55f8588SSujith case 1:
451a55f8588SSujith break;
452a55f8588SSujith case 2:
4536010e72cSGabor Juhos regulatory->max_power_level += POWER_CORRECTION_FOR_TWO_CHAIN;
454a55f8588SSujith break;
455a55f8588SSujith case 3:
4566010e72cSGabor Juhos regulatory->max_power_level += POWER_CORRECTION_FOR_THREE_CHAIN;
457a55f8588SSujith break;
458a55f8588SSujith default:
459d2182b69SJoe Perches ath_dbg(common, EEPROM, "Invalid chainmask configuration\n");
460a55f8588SSujith break;
461a55f8588SSujith }
462a55f8588SSujith }
463a55f8588SSujith
ath9k_hw_get_gain_boundaries_pdadcs(struct ath_hw * ah,struct ath9k_channel * chan,void * pRawDataSet,u8 * bChans,u16 availPiers,u16 tPdGainOverlap,u16 * pPdGainBoundaries,u8 * pPDADCValues,u16 numXpdGains)464115277a3SFelix Fietkau void ath9k_hw_get_gain_boundaries_pdadcs(struct ath_hw *ah,
465115277a3SFelix Fietkau struct ath9k_channel *chan,
466115277a3SFelix Fietkau void *pRawDataSet,
467115277a3SFelix Fietkau u8 *bChans, u16 availPiers,
468115277a3SFelix Fietkau u16 tPdGainOverlap,
469115277a3SFelix Fietkau u16 *pPdGainBoundaries, u8 *pPDADCValues,
470115277a3SFelix Fietkau u16 numXpdGains)
471115277a3SFelix Fietkau {
472115277a3SFelix Fietkau int i, j, k;
473115277a3SFelix Fietkau int16_t ss;
474115277a3SFelix Fietkau u16 idxL = 0, idxR = 0, numPiers;
475115277a3SFelix Fietkau static u8 vpdTableL[AR5416_NUM_PD_GAINS]
476115277a3SFelix Fietkau [AR5416_MAX_PWR_RANGE_IN_HALF_DB];
477115277a3SFelix Fietkau static u8 vpdTableR[AR5416_NUM_PD_GAINS]
478115277a3SFelix Fietkau [AR5416_MAX_PWR_RANGE_IN_HALF_DB];
479115277a3SFelix Fietkau static u8 vpdTableI[AR5416_NUM_PD_GAINS]
480115277a3SFelix Fietkau [AR5416_MAX_PWR_RANGE_IN_HALF_DB];
481115277a3SFelix Fietkau
482115277a3SFelix Fietkau u8 *pVpdL, *pVpdR, *pPwrL, *pPwrR;
483115277a3SFelix Fietkau u8 minPwrT4[AR5416_NUM_PD_GAINS];
484115277a3SFelix Fietkau u8 maxPwrT4[AR5416_NUM_PD_GAINS];
485115277a3SFelix Fietkau int16_t vpdStep;
486115277a3SFelix Fietkau int16_t tmpVal;
487115277a3SFelix Fietkau u16 sizeCurrVpdTable, maxIndex, tgtIndex;
488115277a3SFelix Fietkau bool match;
489115277a3SFelix Fietkau int16_t minDelta = 0;
490115277a3SFelix Fietkau struct chan_centers centers;
491115277a3SFelix Fietkau int pdgain_boundary_default;
492115277a3SFelix Fietkau struct cal_data_per_freq *data_def = pRawDataSet;
493115277a3SFelix Fietkau struct cal_data_per_freq_4k *data_4k = pRawDataSet;
494940cd2c1SFelix Fietkau struct cal_data_per_freq_ar9287 *data_9287 = pRawDataSet;
495115277a3SFelix Fietkau bool eeprom_4k = AR_SREV_9285(ah) || AR_SREV_9271(ah);
496940cd2c1SFelix Fietkau int intercepts;
497940cd2c1SFelix Fietkau
498940cd2c1SFelix Fietkau if (AR_SREV_9287(ah))
499940cd2c1SFelix Fietkau intercepts = AR9287_PD_GAIN_ICEPTS;
500940cd2c1SFelix Fietkau else
501940cd2c1SFelix Fietkau intercepts = AR5416_PD_GAIN_ICEPTS;
502115277a3SFelix Fietkau
503115277a3SFelix Fietkau memset(&minPwrT4, 0, AR5416_NUM_PD_GAINS);
504115277a3SFelix Fietkau ath9k_hw_get_channel_centers(ah, chan, ¢ers);
505115277a3SFelix Fietkau
506115277a3SFelix Fietkau for (numPiers = 0; numPiers < availPiers; numPiers++) {
507115277a3SFelix Fietkau if (bChans[numPiers] == AR5416_BCHAN_UNUSED)
508115277a3SFelix Fietkau break;
509115277a3SFelix Fietkau }
510115277a3SFelix Fietkau
511115277a3SFelix Fietkau match = ath9k_hw_get_lower_upper_index((u8)FREQ2FBIN(centers.synth_center,
512115277a3SFelix Fietkau IS_CHAN_2GHZ(chan)),
513115277a3SFelix Fietkau bChans, numPiers, &idxL, &idxR);
514115277a3SFelix Fietkau
515115277a3SFelix Fietkau if (match) {
516940cd2c1SFelix Fietkau if (AR_SREV_9287(ah)) {
517940cd2c1SFelix Fietkau for (i = 0; i < numXpdGains; i++) {
518940cd2c1SFelix Fietkau minPwrT4[i] = data_9287[idxL].pwrPdg[i][0];
51983d6f1f1SArnd Bergmann maxPwrT4[i] = data_9287[idxL].pwrPdg[i][intercepts - 1];
520940cd2c1SFelix Fietkau ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
521940cd2c1SFelix Fietkau data_9287[idxL].pwrPdg[i],
522940cd2c1SFelix Fietkau data_9287[idxL].vpdPdg[i],
523940cd2c1SFelix Fietkau intercepts,
524940cd2c1SFelix Fietkau vpdTableI[i]);
525940cd2c1SFelix Fietkau }
526940cd2c1SFelix Fietkau } else if (eeprom_4k) {
527115277a3SFelix Fietkau for (i = 0; i < numXpdGains; i++) {
528115277a3SFelix Fietkau minPwrT4[i] = data_4k[idxL].pwrPdg[i][0];
52983d6f1f1SArnd Bergmann maxPwrT4[i] = data_4k[idxL].pwrPdg[i][intercepts - 1];
530115277a3SFelix Fietkau ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
531115277a3SFelix Fietkau data_4k[idxL].pwrPdg[i],
532115277a3SFelix Fietkau data_4k[idxL].vpdPdg[i],
533940cd2c1SFelix Fietkau intercepts,
534115277a3SFelix Fietkau vpdTableI[i]);
535115277a3SFelix Fietkau }
536115277a3SFelix Fietkau } else {
537115277a3SFelix Fietkau for (i = 0; i < numXpdGains; i++) {
538115277a3SFelix Fietkau minPwrT4[i] = data_def[idxL].pwrPdg[i][0];
53983d6f1f1SArnd Bergmann maxPwrT4[i] = data_def[idxL].pwrPdg[i][intercepts - 1];
540115277a3SFelix Fietkau ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
541115277a3SFelix Fietkau data_def[idxL].pwrPdg[i],
542115277a3SFelix Fietkau data_def[idxL].vpdPdg[i],
543940cd2c1SFelix Fietkau intercepts,
544115277a3SFelix Fietkau vpdTableI[i]);
545115277a3SFelix Fietkau }
546115277a3SFelix Fietkau }
547115277a3SFelix Fietkau } else {
548115277a3SFelix Fietkau for (i = 0; i < numXpdGains; i++) {
549940cd2c1SFelix Fietkau if (AR_SREV_9287(ah)) {
550940cd2c1SFelix Fietkau pVpdL = data_9287[idxL].vpdPdg[i];
551940cd2c1SFelix Fietkau pPwrL = data_9287[idxL].pwrPdg[i];
552940cd2c1SFelix Fietkau pVpdR = data_9287[idxR].vpdPdg[i];
553940cd2c1SFelix Fietkau pPwrR = data_9287[idxR].pwrPdg[i];
554940cd2c1SFelix Fietkau } else if (eeprom_4k) {
555115277a3SFelix Fietkau pVpdL = data_4k[idxL].vpdPdg[i];
556115277a3SFelix Fietkau pPwrL = data_4k[idxL].pwrPdg[i];
557115277a3SFelix Fietkau pVpdR = data_4k[idxR].vpdPdg[i];
558115277a3SFelix Fietkau pPwrR = data_4k[idxR].pwrPdg[i];
559115277a3SFelix Fietkau } else {
560115277a3SFelix Fietkau pVpdL = data_def[idxL].vpdPdg[i];
561115277a3SFelix Fietkau pPwrL = data_def[idxL].pwrPdg[i];
562115277a3SFelix Fietkau pVpdR = data_def[idxR].vpdPdg[i];
563115277a3SFelix Fietkau pPwrR = data_def[idxR].pwrPdg[i];
564115277a3SFelix Fietkau }
565115277a3SFelix Fietkau
566115277a3SFelix Fietkau minPwrT4[i] = max(pPwrL[0], pPwrR[0]);
567115277a3SFelix Fietkau
568115277a3SFelix Fietkau maxPwrT4[i] =
569940cd2c1SFelix Fietkau min(pPwrL[intercepts - 1],
570940cd2c1SFelix Fietkau pPwrR[intercepts - 1]);
571115277a3SFelix Fietkau
572115277a3SFelix Fietkau
573115277a3SFelix Fietkau ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
574115277a3SFelix Fietkau pPwrL, pVpdL,
575940cd2c1SFelix Fietkau intercepts,
576115277a3SFelix Fietkau vpdTableL[i]);
577115277a3SFelix Fietkau ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i],
578115277a3SFelix Fietkau pPwrR, pVpdR,
579940cd2c1SFelix Fietkau intercepts,
580115277a3SFelix Fietkau vpdTableR[i]);
581115277a3SFelix Fietkau
582115277a3SFelix Fietkau for (j = 0; j <= (maxPwrT4[i] - minPwrT4[i]) / 2; j++) {
583115277a3SFelix Fietkau vpdTableI[i][j] =
584115277a3SFelix Fietkau (u8)(ath9k_hw_interpolate((u16)
585115277a3SFelix Fietkau FREQ2FBIN(centers.
586115277a3SFelix Fietkau synth_center,
587115277a3SFelix Fietkau IS_CHAN_2GHZ
588115277a3SFelix Fietkau (chan)),
589115277a3SFelix Fietkau bChans[idxL], bChans[idxR],
590115277a3SFelix Fietkau vpdTableL[i][j], vpdTableR[i][j]));
591115277a3SFelix Fietkau }
592115277a3SFelix Fietkau }
593115277a3SFelix Fietkau }
594115277a3SFelix Fietkau
595115277a3SFelix Fietkau k = 0;
596115277a3SFelix Fietkau
597115277a3SFelix Fietkau for (i = 0; i < numXpdGains; i++) {
598115277a3SFelix Fietkau if (i == (numXpdGains - 1))
599115277a3SFelix Fietkau pPdGainBoundaries[i] =
600115277a3SFelix Fietkau (u16)(maxPwrT4[i] / 2);
601115277a3SFelix Fietkau else
602115277a3SFelix Fietkau pPdGainBoundaries[i] =
603115277a3SFelix Fietkau (u16)((maxPwrT4[i] + minPwrT4[i + 1]) / 4);
604115277a3SFelix Fietkau
605115277a3SFelix Fietkau pPdGainBoundaries[i] =
606115277a3SFelix Fietkau min((u16)MAX_RATE_POWER, pPdGainBoundaries[i]);
607115277a3SFelix Fietkau
608115277a3SFelix Fietkau minDelta = 0;
609115277a3SFelix Fietkau
610115277a3SFelix Fietkau if (i == 0) {
611115277a3SFelix Fietkau if (AR_SREV_9280_20_OR_LATER(ah))
612115277a3SFelix Fietkau ss = (int16_t)(0 - (minPwrT4[i] / 2));
613115277a3SFelix Fietkau else
614115277a3SFelix Fietkau ss = 0;
615115277a3SFelix Fietkau } else {
616115277a3SFelix Fietkau ss = (int16_t)((pPdGainBoundaries[i - 1] -
617115277a3SFelix Fietkau (minPwrT4[i] / 2)) -
618115277a3SFelix Fietkau tPdGainOverlap + 1 + minDelta);
619115277a3SFelix Fietkau }
620115277a3SFelix Fietkau vpdStep = (int16_t)(vpdTableI[i][1] - vpdTableI[i][0]);
621115277a3SFelix Fietkau vpdStep = (int16_t)((vpdStep < 1) ? 1 : vpdStep);
622115277a3SFelix Fietkau
623115277a3SFelix Fietkau while ((ss < 0) && (k < (AR5416_NUM_PDADC_VALUES - 1))) {
624115277a3SFelix Fietkau tmpVal = (int16_t)(vpdTableI[i][0] + ss * vpdStep);
625115277a3SFelix Fietkau pPDADCValues[k++] = (u8)((tmpVal < 0) ? 0 : tmpVal);
626115277a3SFelix Fietkau ss++;
627115277a3SFelix Fietkau }
628115277a3SFelix Fietkau
629115277a3SFelix Fietkau sizeCurrVpdTable = (u8) ((maxPwrT4[i] - minPwrT4[i]) / 2 + 1);
630115277a3SFelix Fietkau tgtIndex = (u8)(pPdGainBoundaries[i] + tPdGainOverlap -
631115277a3SFelix Fietkau (minPwrT4[i] / 2));
632115277a3SFelix Fietkau maxIndex = (tgtIndex < sizeCurrVpdTable) ?
633115277a3SFelix Fietkau tgtIndex : sizeCurrVpdTable;
634115277a3SFelix Fietkau
635115277a3SFelix Fietkau while ((ss < maxIndex) && (k < (AR5416_NUM_PDADC_VALUES - 1))) {
636115277a3SFelix Fietkau pPDADCValues[k++] = vpdTableI[i][ss++];
637115277a3SFelix Fietkau }
638115277a3SFelix Fietkau
639115277a3SFelix Fietkau vpdStep = (int16_t)(vpdTableI[i][sizeCurrVpdTable - 1] -
640115277a3SFelix Fietkau vpdTableI[i][sizeCurrVpdTable - 2]);
641115277a3SFelix Fietkau vpdStep = (int16_t)((vpdStep < 1) ? 1 : vpdStep);
642115277a3SFelix Fietkau
643115277a3SFelix Fietkau if (tgtIndex >= maxIndex) {
644115277a3SFelix Fietkau while ((ss <= tgtIndex) &&
645115277a3SFelix Fietkau (k < (AR5416_NUM_PDADC_VALUES - 1))) {
646115277a3SFelix Fietkau tmpVal = (int16_t)((vpdTableI[i][sizeCurrVpdTable - 1] +
647115277a3SFelix Fietkau (ss - maxIndex + 1) * vpdStep));
648115277a3SFelix Fietkau pPDADCValues[k++] = (u8)((tmpVal > 255) ?
649115277a3SFelix Fietkau 255 : tmpVal);
650115277a3SFelix Fietkau ss++;
651115277a3SFelix Fietkau }
652115277a3SFelix Fietkau }
653115277a3SFelix Fietkau }
654115277a3SFelix Fietkau
655115277a3SFelix Fietkau if (eeprom_4k)
656115277a3SFelix Fietkau pdgain_boundary_default = 58;
657115277a3SFelix Fietkau else
658115277a3SFelix Fietkau pdgain_boundary_default = pPdGainBoundaries[i - 1];
659115277a3SFelix Fietkau
660115277a3SFelix Fietkau while (i < AR5416_PD_GAINS_IN_MASK) {
661115277a3SFelix Fietkau pPdGainBoundaries[i] = pdgain_boundary_default;
662115277a3SFelix Fietkau i++;
663115277a3SFelix Fietkau }
664115277a3SFelix Fietkau
665115277a3SFelix Fietkau while (k < AR5416_NUM_PDADC_VALUES) {
666115277a3SFelix Fietkau pPDADCValues[k] = pPDADCValues[k - 1];
667115277a3SFelix Fietkau k++;
668115277a3SFelix Fietkau }
669115277a3SFelix Fietkau }
670115277a3SFelix Fietkau
ath9k_hw_eeprom_init(struct ath_hw * ah)671f637cfd6SLuis R. Rodriguez int ath9k_hw_eeprom_init(struct ath_hw *ah)
672203c4805SLuis R. Rodriguez {
67315c9ee7aSSenthil Balasubramanian if (AR_SREV_9300_20_OR_LATER(ah))
67415c9ee7aSSenthil Balasubramanian ah->eep_ops = &eep_ar9300_ops;
67515c9ee7aSSenthil Balasubramanian else if (AR_SREV_9287(ah)) {
6760b8f6f2bSLuis R. Rodriguez ah->eep_ops = &eep_ar9287_ops;
677d7e7d229SLuis R. Rodriguez } else if (AR_SREV_9285(ah) || AR_SREV_9271(ah)) {
678203c4805SLuis R. Rodriguez ah->eep_ops = &eep_4k_ops;
679203c4805SLuis R. Rodriguez } else {
680203c4805SLuis R. Rodriguez ah->eep_ops = &eep_def_ops;
681203c4805SLuis R. Rodriguez }
682203c4805SLuis R. Rodriguez
683203c4805SLuis R. Rodriguez if (!ah->eep_ops->fill_eeprom(ah))
684203c4805SLuis R. Rodriguez return -EIO;
685203c4805SLuis R. Rodriguez
686*76d7b996SMinghao Chi return ah->eep_ops->check_eeprom(ah);
687203c4805SLuis R. Rodriguez }
688