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rtl8xxxu: Parse efuse power indices for 8723bu 

This should (hopefully) parse the power indices correctly for the
8723bu.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Jes Sorensen 2016-02-29 17:05:22 -05:00 committed by Kalle Valo
parent 21db997330
commit 3be2699908
2 changed files with 71 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
View File

@ -2358,12 +2358,55 @@ static int rtl8723au_parse_efuse(struct rtl8xxxu_priv *priv)
static int rtl8723bu_parse_efuse(struct rtl8xxxu_priv *priv)
{
struct rtl8723bu_efuse *efuse = &priv->efuse_wifi.efuse8723bu;
int i;
if (efuse->rtl_id != cpu_to_le16(0x8129))
return -EINVAL;
ether_addr_copy(priv->mac_addr, efuse->mac_addr);
memcpy(priv->cck_tx_power_index_A, efuse->tx_power_index_A.cck_base,
sizeof(efuse->tx_power_index_A.cck_base));
memcpy(priv->cck_tx_power_index_B, efuse->tx_power_index_B.cck_base,
sizeof(efuse->tx_power_index_B.cck_base));
memcpy(priv->ht40_1s_tx_power_index_A,
efuse->tx_power_index_A.ht40_base,
sizeof(efuse->tx_power_index_A.ht40_base));
memcpy(priv->ht40_1s_tx_power_index_B,
efuse->tx_power_index_B.ht40_base,
sizeof(efuse->tx_power_index_B.ht40_base));
priv->ofdm_tx_power_diff[0].a =
efuse->tx_power_index_A.ht20_ofdm_1s_diff.a;
priv->ofdm_tx_power_diff[0].b =
efuse->tx_power_index_B.ht20_ofdm_1s_diff.a;
priv->ht20_tx_power_diff[0].a =
efuse->tx_power_index_A.ht20_ofdm_1s_diff.b;
priv->ht20_tx_power_diff[0].b =
efuse->tx_power_index_B.ht20_ofdm_1s_diff.b;
priv->ht40_tx_power_diff[0].a = 0;
priv->ht40_tx_power_diff[0].b = 0;
for (i = 1; i < RTL8723B_TX_COUNT; i++) {
priv->ofdm_tx_power_diff[i].a =
efuse->tx_power_index_A.pwr_diff[i - 1].ofdm;
priv->ofdm_tx_power_diff[i].b =
efuse->tx_power_index_B.pwr_diff[i - 1].ofdm;
priv->ht20_tx_power_diff[i].a =
efuse->tx_power_index_A.pwr_diff[i - 1].ht20;
priv->ht20_tx_power_diff[i].b =
efuse->tx_power_index_B.pwr_diff[i - 1].ht20;
priv->ht40_tx_power_diff[i].a =
efuse->tx_power_index_A.pwr_diff[i - 1].ht40;
priv->ht40_tx_power_diff[i].b =
efuse->tx_power_index_B.pwr_diff[i - 1].ht40;
}
priv->has_xtalk = 1;
priv->xtalk = priv->efuse_wifi.efuse8723bu.xtal_k & 0x3f;

43
drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
View File

@ -54,6 +54,7 @@
#define RTL8723A_CHANNEL_GROUPS 3
#define RTL8723A_MAX_RF_PATHS 2
#define RTL8723B_CHANNEL_GROUPS 6
#define RTL8723B_TX_COUNT 4
#define RTL8723B_MAX_RF_PATHS 4
#define RTL8XXXU_MAX_CHANNEL_GROUPS 6
#define RF6052_MAX_TX_PWR 0x3f
@ -634,16 +635,25 @@ struct rtl8192cu_efuse {
u8 customer_id;
};
struct rtl8723bu_pwr_idx {
#ifdef __LITTLE_ENDIAN
int ht20:4;
int ht40:4;
int ofdm:4;
int cck:4;
#else
int cck:4;
int ofdm:4;
int ht40:4;
int ht20:4;
#endif
} __attribute__((packed));
struct rtl8723bu_efuse_tx_power {
u8 cck_base[6];
u8 ht40_base[5];
struct rtl8723au_idx ht20_ofdm_1s_diff;
struct rtl8723au_idx ht40_ht20_2s_diff;
struct rtl8723au_idx ofdm_cck_2s_diff; /* not used */
struct rtl8723au_idx ht40_ht20_3s_diff;
struct rtl8723au_idx ofdm_cck_3s_diff; /* not used */
struct rtl8723au_idx ht40_ht20_4s_diff;
struct rtl8723au_idx ofdm_cck_4s_diff; /* not used */
struct rtl8723bu_pwr_idx pwr_diff[3];
u8 dummy5g[24]; /* max channel group (14) + power diff offset (10) */
};
@ -1057,15 +1067,18 @@ struct rtl8xxxu_priv {
* bits 0-3: path A, bits 4-7: path B, all values 4 bits signed
*/
struct rtl8723au_idx ht40_2s_tx_power_index_diff[
RTL8XXXU_MAX_CHANNEL_GROUPS];
struct rtl8723au_idx ht20_tx_power_index_diff[
RTL8XXXU_MAX_CHANNEL_GROUPS];
struct rtl8723au_idx ofdm_tx_power_index_diff[
RTL8XXXU_MAX_CHANNEL_GROUPS];
struct rtl8723au_idx ht40_max_power_offset[
RTL8XXXU_MAX_CHANNEL_GROUPS];
struct rtl8723au_idx ht20_max_power_offset[
RTL8XXXU_MAX_CHANNEL_GROUPS];
RTL8723A_CHANNEL_GROUPS];
struct rtl8723au_idx ht20_tx_power_index_diff[RTL8723A_CHANNEL_GROUPS];
struct rtl8723au_idx ofdm_tx_power_index_diff[RTL8723A_CHANNEL_GROUPS];
struct rtl8723au_idx ht40_max_power_offset[RTL8723A_CHANNEL_GROUPS];
struct rtl8723au_idx ht20_max_power_offset[RTL8723A_CHANNEL_GROUPS];
/*
* Newer generation chips only keep power diffs per TX count,
* not per channel group.
*/
struct rtl8723au_idx ofdm_tx_power_diff[RTL8723B_TX_COUNT];
struct rtl8723au_idx ht20_tx_power_diff[RTL8723B_TX_COUNT];
struct rtl8723au_idx ht40_tx_power_diff[RTL8723B_TX_COUNT];
u32 chip_cut:4;
u32 rom_rev:4;
u32 is_multi_func:1;