From: Jes Sorensen <jes.soren...@redhat.com>
Newer chips (8723bu/8192eu) has S0S1 settings which needs to be dealt
with during LC calibration.
Signed-off-by: Jes Sorensen <jes.soren...@redhat.com>
---
drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c | 7 +++++++
drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h | 1 +
2 files changed, 8 insertions(+)
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
index b2aa723..c990a09 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c
@@ -4835,12 +4835,17 @@ static void rtl8723a_phy_lc_calibrate(struct
rtl8xxxu_priv *priv)
}
/* Start LC calibration */
+ if (priv->fops->has_s0s1)
+ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_S0S1, 0xdfbe0);
val32 = rtl8xxxu_read_rfreg(priv, RF_A, RF6052_REG_MODE_AG);
val32 |= 0x08000;
rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_MODE_AG, val32);
msleep(100);
+ if (priv->fops->has_s0s1)
+ rtl8xxxu_write_rfreg(priv, RF_A, RF6052_REG_S0S1, 0xdffe0);
+
/* Restore original parameters */
if (lstf & OFDM_LSTF_MASK) {
/* Path-A */
@@ -7359,6 +7364,7 @@ static struct rtl8xxxu_fileops rtl8723bu_fops = {
.writeN_block_size = 1024,
.mbox_ext_reg = REG_HMBOX_EXT0_8723B,
.mbox_ext_width = 4,
+ .has_s0s1 = 1,
.adda_1t_init = 0x01c00014,
.adda_1t_path_on = 0x01c00014,
.adda_2t_path_on_a = 0x01c00014,
@@ -7393,6 +7399,7 @@ static struct rtl8xxxu_fileops rtl8192eu_fops = {
.writeN_block_size = 128,
.mbox_ext_reg = REG_HMBOX_EXT0_8723B,
.mbox_ext_width = 4,
+ .has_s0s1 = 1,
.adda_1t_init = 0x0fc01616,
.adda_1t_path_on = 0x0fc01616,
.adda_2t_path_on_a = 0x0fc01616,
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
index 76398de..4a974a6 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
@@ -855,6 +855,7 @@ struct rtl8xxxu_fileops {
int writeN_block_size;
u16 mbox_ext_reg;
char mbox_ext_width;
+ char has_s0s1;
u32 adda_1t_init;
u32 adda_1t_path_on;
u32 adda_2t_path_on_a;
--
2.5.0
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
