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rtw88: refine flow to get tx power index

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Add a structure for power parameters including base,
offset, limit and a function to get tx power parameters.
Then, refine flow to get tx power index through the
function.

Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com>
Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Zong-Zhe Yang 2019-05-29 15:54:46 +08:00 committed by Kalle Valo
parent 0d350f0a91
commit b741422218
2 changed files with 44 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

55
drivers/net/wireless/realtek/rtw88/phy.c
View File

@ -1603,40 +1603,51 @@ static s8 rtw_phy_get_tx_power_limit(struct rtw_dev *rtwdev, u8 band,
return (s8)rtwdev->chip->max_power_index;
}
static u8
rtw_phy_get_tx_power_index(struct rtw_dev *rtwdev, u8 rf_path, u8 rate,
enum rtw_bandwidth bandwidth, u8 channel, u8 regd)
void rtw_get_tx_power_params(struct rtw_dev *rtwdev, u8 path, u8 rate, u8 bw,
u8 ch, u8 regd, struct rtw_power_params *pwr_param)
{
struct rtw_hal *hal = &rtwdev->hal;
struct rtw_txpwr_idx *pwr_idx;
u8 tx_power;
u8 group;
u8 band;
s8 offset, limit;
u8 group, band;
u8 *base = &pwr_param->pwr_base;
s8 *offset = &pwr_param->pwr_offset;
s8 *limit = &pwr_param->pwr_limit;
pwr_idx = &rtwdev->efuse.txpwr_idx_table[rf_path];
group = rtw_get_channel_group(channel);
pwr_idx = &rtwdev->efuse.txpwr_idx_table[path];
group = rtw_get_channel_group(ch);
/* base power index for 2.4G/5G */
if (channel <= 14) {
if (ch <= 14) {
band = PHY_BAND_2G;
tx_power = rtw_phy_get_2g_tx_power_index(rtwdev,
&pwr_idx->pwr_idx_2g,
bandwidth, rate, group);
offset = hal->tx_pwr_by_rate_offset_2g[rf_path][rate];
*base = rtw_phy_get_2g_tx_power_index(rtwdev,
&pwr_idx->pwr_idx_2g,
bw, rate, group);
*offset = hal->tx_pwr_by_rate_offset_2g[path][rate];
} else {
band = PHY_BAND_5G;
tx_power = rtw_phy_get_5g_tx_power_index(rtwdev,
&pwr_idx->pwr_idx_5g,
bandwidth, rate, group);
offset = hal->tx_pwr_by_rate_offset_5g[rf_path][rate];
*base = rtw_phy_get_5g_tx_power_index(rtwdev,
&pwr_idx->pwr_idx_5g,
bw, rate, group);
*offset = hal->tx_pwr_by_rate_offset_5g[path][rate];
}
limit = rtw_phy_get_tx_power_limit(rtwdev, band, bandwidth, rf_path,
rate, channel, regd);
*limit = rtw_phy_get_tx_power_limit(rtwdev, band, bw, path,
rate, ch, regd);
}
if (offset > limit)
offset = limit;
u8
rtw_phy_get_tx_power_index(struct rtw_dev *rtwdev, u8 rf_path, u8 rate,
enum rtw_bandwidth bandwidth, u8 channel, u8 regd)
{
struct rtw_power_params pwr_param = {0};
u8 tx_power;
s8 offset;
rtw_get_tx_power_params(rtwdev, rf_path, rate, bandwidth,
channel, regd, &pwr_param);
tx_power = pwr_param.pwr_base;
offset = min_t(s8, pwr_param.pwr_offset, pwr_param.pwr_limit);
tx_power += offset;

11
drivers/net/wireless/realtek/rtw88/phy.h
View File

@ -105,6 +105,17 @@ static inline int rtw_check_supported_rfe(struct rtw_dev *rtwdev)
void rtw_phy_dig_write(struct rtw_dev *rtwdev, u8 igi);
struct rtw_power_params {
u8 pwr_base;
s8 pwr_offset;
s8 pwr_limit;
};
void
rtw_get_tx_power_params(struct rtw_dev *rtwdev, u8 path,
u8 rate, u8 bw, u8 ch, u8 regd,
struct rtw_power_params *pwr_param);
#define MASKBYTE0 0xff
#define MASKBYTE1 0xff00
#define MASKBYTE2 0xff0000