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wifi: rtw89: TX power limit/limit_ru consider negative
Some chips' RF TX power limit/limit_ru tables start to configure some negative values. Fix the setting logic to prevent negative values from polluting fields of others. Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com> Signed-off-by: Ping-Ke Shih <pkshih@realtek.com> Signed-off-by: Kalle Valo <kvalo@kernel.org> Link: https://lore.kernel.org/r/20220812093116.56791-2-pkshih@realtek.com
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parent
3832a54249
commit
7f700c2566
2 changed files with 20 additions and 16 deletions
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@ -1463,7 +1463,7 @@ static void rtw8852a_set_txpwr_limit(struct rtw89_dev *rtwdev,
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struct rtw89_txpwr_limit lmt[NTX_NUM_8852A];
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u32 addr, val;
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const s8 *ptr;
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u8 i, j, k;
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u8 i, j;
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rtw89_debug(rtwdev, RTW89_DBG_TXPWR,
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"[TXPWR] set txpwr limit with ch=%d bw=%d\n", ch, bw);
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@ -1474,10 +1474,11 @@ static void rtw8852a_set_txpwr_limit(struct rtw89_dev *rtwdev,
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for (j = 0; j < __MAC_TXPWR_LMT_PAGE_SIZE; j += 4) {
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addr = R_AX_PWR_LMT + j + __MAC_TXPWR_LMT_PAGE_SIZE * i;
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ptr = (s8 *)&lmt[i] + j;
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val = 0;
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for (k = 0; k < 4; k++)
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val |= (ptr[k] << (8 * k));
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val = FIELD_PREP(GENMASK(7, 0), ptr[0]) |
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FIELD_PREP(GENMASK(15, 8), ptr[1]) |
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FIELD_PREP(GENMASK(23, 16), ptr[2]) |
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FIELD_PREP(GENMASK(31, 24), ptr[3]);
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rtw89_mac_txpwr_write32(rtwdev, phy_idx, addr, val);
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}
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@ -1495,7 +1496,7 @@ static void rtw8852a_set_txpwr_limit_ru(struct rtw89_dev *rtwdev,
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struct rtw89_txpwr_limit_ru lmt_ru[NTX_NUM_8852A];
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u32 addr, val;
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const s8 *ptr;
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u8 i, j, k;
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u8 i, j;
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rtw89_debug(rtwdev, RTW89_DBG_TXPWR,
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"[TXPWR] set txpwr limit ru with ch=%d bw=%d\n", ch, bw);
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@ -1507,10 +1508,11 @@ static void rtw8852a_set_txpwr_limit_ru(struct rtw89_dev *rtwdev,
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addr = R_AX_PWR_RU_LMT + j +
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__MAC_TXPWR_LMT_RU_PAGE_SIZE * i;
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ptr = (s8 *)&lmt_ru[i] + j;
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val = 0;
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for (k = 0; k < 4; k++)
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val |= (ptr[k] << (8 * k));
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val = FIELD_PREP(GENMASK(7, 0), ptr[0]) |
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FIELD_PREP(GENMASK(15, 8), ptr[1]) |
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FIELD_PREP(GENMASK(23, 16), ptr[2]) |
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FIELD_PREP(GENMASK(31, 24), ptr[3]);
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rtw89_mac_txpwr_write32(rtwdev, phy_idx, addr, val);
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}
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@ -2115,7 +2115,7 @@ static void rtw8852c_set_txpwr_limit(struct rtw89_dev *rtwdev,
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struct rtw89_txpwr_limit lmt[NTX_NUM_8852C];
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u32 addr, val;
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const s8 *ptr;
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u8 i, j, k;
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u8 i, j;
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rtw89_debug(rtwdev, RTW89_DBG_TXPWR,
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"[TXPWR] set txpwr limit with ch=%d bw=%d\n", ch, bw);
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@ -2126,10 +2126,11 @@ static void rtw8852c_set_txpwr_limit(struct rtw89_dev *rtwdev,
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for (j = 0; j < __MAC_TXPWR_LMT_PAGE_SIZE; j += 4) {
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addr = R_AX_PWR_LMT + j + __MAC_TXPWR_LMT_PAGE_SIZE * i;
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ptr = (s8 *)&lmt[i] + j;
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val = 0;
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for (k = 0; k < 4; k++)
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val |= (ptr[k] << (8 * k));
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val = FIELD_PREP(GENMASK(7, 0), ptr[0]) |
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FIELD_PREP(GENMASK(15, 8), ptr[1]) |
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FIELD_PREP(GENMASK(23, 16), ptr[2]) |
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FIELD_PREP(GENMASK(31, 24), ptr[3]);
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rtw89_mac_txpwr_write32(rtwdev, phy_idx, addr, val);
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}
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@ -2147,7 +2148,7 @@ static void rtw8852c_set_txpwr_limit_ru(struct rtw89_dev *rtwdev,
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struct rtw89_txpwr_limit_ru lmt_ru[NTX_NUM_8852C];
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u32 addr, val;
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const s8 *ptr;
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u8 i, j, k;
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u8 i, j;
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rtw89_debug(rtwdev, RTW89_DBG_TXPWR,
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"[TXPWR] set txpwr limit ru with ch=%d bw=%d\n", ch, bw);
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@ -2159,10 +2160,11 @@ static void rtw8852c_set_txpwr_limit_ru(struct rtw89_dev *rtwdev,
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addr = R_AX_PWR_RU_LMT + j +
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__MAC_TXPWR_LMT_RU_PAGE_SIZE * i;
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ptr = (s8 *)&lmt_ru[i] + j;
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val = 0;
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for (k = 0; k < 4; k++)
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val |= (ptr[k] << (8 * k));
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val = FIELD_PREP(GENMASK(7, 0), ptr[0]) |
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FIELD_PREP(GENMASK(15, 8), ptr[1]) |
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FIELD_PREP(GENMASK(23, 16), ptr[2]) |
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FIELD_PREP(GENMASK(31, 24), ptr[3]);
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rtw89_mac_txpwr_write32(rtwdev, phy_idx, addr, val);
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}
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