diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2010-12-12 00:51:10 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-12-13 15:23:31 -0500 |
| commit | 940cd2c12ebff688cfdc14f21c4b0e5b845ad47f (patch) | |
| tree | fb5d8a4da3975d76c27e46848a1135d25015e939 /drivers/net/wireless/ath/ath9k/eeprom.c | |
| parent | 115277a3bc0683d04da797268ddafdc3bf67ca33 (diff) | |
ath9k_hw: merge the ar9287 version of ath9k_hw_get_gain_boundaries_pdadcs
Also add a comment about a potential array overrun that needs to
be reviewed.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/eeprom.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/eeprom.c | 39 |
1 files changed, 31 insertions, 8 deletions
diff --git a/drivers/net/wireless/ath/ath9k/eeprom.c b/drivers/net/wireless/ath/ath9k/eeprom.c index d54cfa4e8057..d05163159572 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom.c +++ b/drivers/net/wireless/ath/ath9k/eeprom.c @@ -309,7 +309,14 @@ void ath9k_hw_get_gain_boundaries_pdadcs(struct ath_hw *ah, int pdgain_boundary_default; struct cal_data_per_freq *data_def = pRawDataSet; struct cal_data_per_freq_4k *data_4k = pRawDataSet; + struct cal_data_per_freq_ar9287 *data_9287 = pRawDataSet; bool eeprom_4k = AR_SREV_9285(ah) || AR_SREV_9271(ah); + int intercepts; + + if (AR_SREV_9287(ah)) + intercepts = AR9287_PD_GAIN_ICEPTS; + else + intercepts = AR5416_PD_GAIN_ICEPTS; memset(&minPwrT4, 0, AR5416_NUM_PD_GAINS); ath9k_hw_get_channel_centers(ah, chan, ¢ers); @@ -324,14 +331,25 @@ void ath9k_hw_get_gain_boundaries_pdadcs(struct ath_hw *ah, bChans, numPiers, &idxL, &idxR); if (match) { - if (eeprom_4k) { + if (AR_SREV_9287(ah)) { + /* FIXME: array overrun? */ + for (i = 0; i < numXpdGains; i++) { + minPwrT4[i] = data_9287[idxL].pwrPdg[i][0]; + maxPwrT4[i] = data_9287[idxL].pwrPdg[i][4]; + ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], + data_9287[idxL].pwrPdg[i], + data_9287[idxL].vpdPdg[i], + intercepts, + vpdTableI[i]); + } + } else if (eeprom_4k) { for (i = 0; i < numXpdGains; i++) { minPwrT4[i] = data_4k[idxL].pwrPdg[i][0]; maxPwrT4[i] = data_4k[idxL].pwrPdg[i][4]; ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], data_4k[idxL].pwrPdg[i], data_4k[idxL].vpdPdg[i], - AR5416_PD_GAIN_ICEPTS, + intercepts, vpdTableI[i]); } } else { @@ -341,13 +359,18 @@ void ath9k_hw_get_gain_boundaries_pdadcs(struct ath_hw *ah, ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], data_def[idxL].pwrPdg[i], data_def[idxL].vpdPdg[i], - AR5416_PD_GAIN_ICEPTS, + intercepts, vpdTableI[i]); } } } else { for (i = 0; i < numXpdGains; i++) { - if (eeprom_4k) { + if (AR_SREV_9287(ah)) { + pVpdL = data_9287[idxL].vpdPdg[i]; + pPwrL = data_9287[idxL].pwrPdg[i]; + pVpdR = data_9287[idxR].vpdPdg[i]; + pPwrR = data_9287[idxR].pwrPdg[i]; + } else if (eeprom_4k) { pVpdL = data_4k[idxL].vpdPdg[i]; pPwrL = data_4k[idxL].pwrPdg[i]; pVpdR = data_4k[idxR].vpdPdg[i]; @@ -362,17 +385,17 @@ void ath9k_hw_get_gain_boundaries_pdadcs(struct ath_hw *ah, minPwrT4[i] = max(pPwrL[0], pPwrR[0]); maxPwrT4[i] = - min(pPwrL[AR5416_PD_GAIN_ICEPTS - 1], - pPwrR[AR5416_PD_GAIN_ICEPTS - 1]); + min(pPwrL[intercepts - 1], + pPwrR[intercepts - 1]); ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], pPwrL, pVpdL, - AR5416_PD_GAIN_ICEPTS, + intercepts, vpdTableL[i]); ath9k_hw_fill_vpd_table(minPwrT4[i], maxPwrT4[i], pPwrR, pVpdR, - AR5416_PD_GAIN_ICEPTS, + intercepts, vpdTableR[i]); for (j = 0; j <= (maxPwrT4[i] - minPwrT4[i]) / 2; j++) { |