diff options
Diffstat (limited to 'package/kernel/mac80211/patches/657-0043-rtl8xxxu-Do-not-set-auto-rate-fallback-on-8188eu.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/657-0043-rtl8xxxu-Do-not-set-auto-rate-fallback-on-8188eu.patch | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/657-0043-rtl8xxxu-Do-not-set-auto-rate-fallback-on-8188eu.patch b/package/kernel/mac80211/patches/657-0043-rtl8xxxu-Do-not-set-auto-rate-fallback-on-8188eu.patch new file mode 100644 index 0000000..0039f99 --- /dev/null +++ b/package/kernel/mac80211/patches/657-0043-rtl8xxxu-Do-not-set-auto-rate-fallback-on-8188eu.patch @@ -0,0 +1,93 @@ +From 4147460f9da0764139cf09a5c662b6603145bcfa Mon Sep 17 00:00:00 2001 +From: Jes Sorensen <Jes.Sorensen@redhat.com> +Date: Wed, 24 Aug 2016 13:54:00 -0400 +Subject: [PATCH] rtl8xxxu: Do not set auto rate fallback on 8188eu + +Introduce a fileops flag to indicate whether the device has this +feature. + +Reported-by: Taehee Yoo <ap420073@gmail.com> +Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> +--- + drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h | 1 + + drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c | 1 + + drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c | 1 + + drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c | 1 + + drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c | 1 + + drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 15 ++++++++++----- + 6 files changed, 15 insertions(+), 5 deletions(-) + +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +@@ -1397,6 +1397,7 @@ struct rtl8xxxu_fileops { + u8 has_s0s1:1; + u8 has_tx_report:1; + u8 gen2_thermal_meter:1; ++ u8 has_darfrc:1; + u32 adda_1t_init; + u32 adda_1t_path_on; + u32 adda_2t_path_on_a; +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192c.c +@@ -572,6 +572,7 @@ struct rtl8xxxu_fileops rtl8192cu_fops = + .rx_agg_buf_size = 16000, + .tx_desc_size = sizeof(struct rtl8xxxu_txdesc32), + .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc16), ++ .has_darfrc = 1, + .adda_1t_init = 0x0b1b25a0, + .adda_1t_path_on = 0x0bdb25a0, + .adda_2t_path_on_a = 0x04db25a4, +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c +@@ -1649,6 +1649,7 @@ struct rtl8xxxu_fileops rtl8192eu_fops = + .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc24), + .has_s0s1 = 0, + .gen2_thermal_meter = 1, ++ .has_darfrc = 1, + .adda_1t_init = 0x0fc01616, + .adda_1t_path_on = 0x0fc01616, + .adda_2t_path_on_a = 0x0fc01616, +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723a.c +@@ -389,6 +389,7 @@ struct rtl8xxxu_fileops rtl8723au_fops = + .rx_agg_buf_size = 16000, + .tx_desc_size = sizeof(struct rtl8xxxu_txdesc32), + .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc16), ++ .has_darfrc = 1, + .adda_1t_init = 0x0b1b25a0, + .adda_1t_path_on = 0x0bdb25a0, + .adda_2t_path_on_a = 0x04db25a4, +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c +@@ -1669,6 +1669,7 @@ struct rtl8xxxu_fileops rtl8723bu_fops = + .has_s0s1 = 1, + .has_tx_report = 1, + .gen2_thermal_meter = 1, ++ .has_darfrc = 1, + .adda_1t_init = 0x01c00014, + .adda_1t_path_on = 0x01c00014, + .adda_2t_path_on_a = 0x01c00014, +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +@@ -4105,11 +4105,16 @@ static int rtl8xxxu_init_device(struct i + rtl8xxxu_write32(priv, REG_EDCA_VI_PARAM, 0x005ea324); + rtl8xxxu_write32(priv, REG_EDCA_VO_PARAM, 0x002fa226); + +- /* Set data auto rate fallback retry count */ +- rtl8xxxu_write32(priv, REG_DARFRC, 0x00000000); +- rtl8xxxu_write32(priv, REG_DARFRC + 4, 0x10080404); +- rtl8xxxu_write32(priv, REG_RARFRC, 0x04030201); +- rtl8xxxu_write32(priv, REG_RARFRC + 4, 0x08070605); ++ /* ++ * Set data auto rate fallback retry count. ++ * Notably the 8188eu doesn't seem to use this ++ */ ++ if (fops->has_darfrc) { ++ rtl8xxxu_write32(priv, REG_DARFRC, 0x00000000); ++ rtl8xxxu_write32(priv, REG_DARFRC + 4, 0x10080404); ++ rtl8xxxu_write32(priv, REG_RARFRC, 0x04030201); ++ rtl8xxxu_write32(priv, REG_RARFRC + 4, 0x08070605); ++ } + + val8 = rtl8xxxu_read8(priv, REG_FWHW_TXQ_CTRL); + val8 |= FWHW_TXQ_CTRL_AMPDU_RETRY; |