From 0755c18ff114303b9fb06c24c4297bf243856a73 Mon Sep 17 00:00:00 2001 From: Daniel Golle Date: Mon, 12 Sep 2022 21:21:05 +0100 Subject: mac80211: add patch descriptions to rt2x00 patches Prepare patches for sending upstream by adding patch descriptions generated from the original OpenWrt commits adding each patch. Signed-off-by: Daniel Golle (cherry picked from commit d4feb66048f6a8f387eedfb162a1184cdae9d756) --- .../612-rt2x00-add-throughput-LED-trigger.patch | 47 +++ .../612-rt2x00-led-tpt-trigger-support.patch | 44 --- .../982-rt2x00-add-RF-self-TXDC-calibration.patch | 81 ++++ .../982-rt2x00-add-rf-self-txdc-calibration.patch | 67 ---- .../rt2x00/983-rt2x00-add-r-calibration.patch | 14 + .../rt2x00/984-rt2x00-add-RXDCOC-calibration.patch | 95 +++++ .../rt2x00/984-rt2x00-add-rxdcoc-calibration.patch | 81 ---- .../rt2x00/985-rt2x00-add-RXIQ-calibration.patch | 410 +++++++++++++++++++++ .../rt2x00/985-rt2x00-add-rxiq-calibration.patch | 395 -------------------- .../986-rt2x00-add-TX-LOFT-calibration.patch | 17 +- 10 files changed, 663 insertions(+), 588 deletions(-) create mode 100644 package/kernel/mac80211/patches/rt2x00/612-rt2x00-add-throughput-LED-trigger.patch delete mode 100644 package/kernel/mac80211/patches/rt2x00/612-rt2x00-led-tpt-trigger-support.patch create mode 100644 package/kernel/mac80211/patches/rt2x00/982-rt2x00-add-RF-self-TXDC-calibration.patch delete mode 100644 package/kernel/mac80211/patches/rt2x00/982-rt2x00-add-rf-self-txdc-calibration.patch create mode 100644 package/kernel/mac80211/patches/rt2x00/984-rt2x00-add-RXDCOC-calibration.patch delete mode 100644 package/kernel/mac80211/patches/rt2x00/984-rt2x00-add-rxdcoc-calibration.patch create mode 100644 package/kernel/mac80211/patches/rt2x00/985-rt2x00-add-RXIQ-calibration.patch delete mode 100644 package/kernel/mac80211/patches/rt2x00/985-rt2x00-add-rxiq-calibration.patch diff --git a/package/kernel/mac80211/patches/rt2x00/612-rt2x00-add-throughput-LED-trigger.patch b/package/kernel/mac80211/patches/rt2x00/612-rt2x00-add-throughput-LED-trigger.patch new file mode 100644 index 0000000000..f27873acc0 --- /dev/null +++ b/package/kernel/mac80211/patches/rt2x00/612-rt2x00-add-throughput-LED-trigger.patch @@ -0,0 +1,47 @@ +From: David Bauer +Date: Mon, 16 Dec 2019 20:47:06 +0100 +Subject: [PATCH] rt2x00: add throughput LED trigger + +This adds a (currently missing) throughput LED trigger for the rt2x00 +driver. Previously, LED triggers had to be assigned to the netdev, which +was limited to a single VAP. + +Signed-off-by: David Bauer +Tested-by: Christoph Krapp +--- + drivers/net/wireless/ralink/rt2x00/rt2x00dev.c | 17 +++++++++++++++++ + 1 file changed, 17 insertions(+) + +--- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c ++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c +@@ -1125,6 +1125,19 @@ static void rt2x00lib_remove_hw(struct r + kfree(rt2x00dev->spec.channels_info); + } + ++static const struct ieee80211_tpt_blink rt2x00_tpt_blink[] = { ++ { .throughput = 0 * 1024, .blink_time = 334 }, ++ { .throughput = 1 * 1024, .blink_time = 260 }, ++ { .throughput = 2 * 1024, .blink_time = 220 }, ++ { .throughput = 5 * 1024, .blink_time = 190 }, ++ { .throughput = 10 * 1024, .blink_time = 170 }, ++ { .throughput = 25 * 1024, .blink_time = 150 }, ++ { .throughput = 54 * 1024, .blink_time = 130 }, ++ { .throughput = 120 * 1024, .blink_time = 110 }, ++ { .throughput = 265 * 1024, .blink_time = 80 }, ++ { .throughput = 586 * 1024, .blink_time = 50 }, ++}; ++ + static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev) + { + struct hw_mode_spec *spec = &rt2x00dev->spec; +@@ -1206,6 +1219,10 @@ static int rt2x00lib_probe_hw(struct rt2 + + #undef RT2X00_TASKLET_INIT + ++ ieee80211_create_tpt_led_trigger(rt2x00dev->hw, ++ IEEE80211_TPT_LEDTRIG_FL_RADIO, rt2x00_tpt_blink, ++ ARRAY_SIZE(rt2x00_tpt_blink)); ++ + /* + * Register HW. + */ diff --git a/package/kernel/mac80211/patches/rt2x00/612-rt2x00-led-tpt-trigger-support.patch b/package/kernel/mac80211/patches/rt2x00/612-rt2x00-led-tpt-trigger-support.patch deleted file mode 100644 index 6e6564f870..0000000000 --- a/package/kernel/mac80211/patches/rt2x00/612-rt2x00-led-tpt-trigger-support.patch +++ /dev/null @@ -1,44 +0,0 @@ -From: David Bauer -Date: Mon, 16 Dec 2019 20:47:06 +0100 -Subject: [PATCH] rt2x00: add throughput LED trigger - -This adds a (currently missing) throughput LED trigger for the rt2x00 -driver. Previously, LED triggers had to be assigned to the netdev, which -was limited to a single VAP. - -Signed-off-by: David Bauer -Tested-by: Christoph Krapp - ---- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c -+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c -@@ -1125,6 +1125,19 @@ static void rt2x00lib_remove_hw(struct r - kfree(rt2x00dev->spec.channels_info); - } - -+static const struct ieee80211_tpt_blink rt2x00_tpt_blink[] = { -+ { .throughput = 0 * 1024, .blink_time = 334 }, -+ { .throughput = 1 * 1024, .blink_time = 260 }, -+ { .throughput = 2 * 1024, .blink_time = 220 }, -+ { .throughput = 5 * 1024, .blink_time = 190 }, -+ { .throughput = 10 * 1024, .blink_time = 170 }, -+ { .throughput = 25 * 1024, .blink_time = 150 }, -+ { .throughput = 54 * 1024, .blink_time = 130 }, -+ { .throughput = 120 * 1024, .blink_time = 110 }, -+ { .throughput = 265 * 1024, .blink_time = 80 }, -+ { .throughput = 586 * 1024, .blink_time = 50 }, -+}; -+ - static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev) - { - struct hw_mode_spec *spec = &rt2x00dev->spec; -@@ -1206,6 +1219,10 @@ static int rt2x00lib_probe_hw(struct rt2 - - #undef RT2X00_TASKLET_INIT - -+ ieee80211_create_tpt_led_trigger(rt2x00dev->hw, -+ IEEE80211_TPT_LEDTRIG_FL_RADIO, rt2x00_tpt_blink, -+ ARRAY_SIZE(rt2x00_tpt_blink)); -+ - /* - * Register HW. - */ diff --git a/package/kernel/mac80211/patches/rt2x00/982-rt2x00-add-RF-self-TXDC-calibration.patch b/package/kernel/mac80211/patches/rt2x00/982-rt2x00-add-RF-self-TXDC-calibration.patch new file mode 100644 index 0000000000..b74bea2020 --- /dev/null +++ b/package/kernel/mac80211/patches/rt2x00/982-rt2x00-add-RF-self-TXDC-calibration.patch @@ -0,0 +1,81 @@ +From: =?UTF-8?q?Tomislav=20Po=C5=BEega?= +Date: Mon, 8 Jan 2018 13:42:27 +0100 +Subject: [PATCH] rt2x00: add RF self TXDC calibration +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Add TX self calibration based on mtk driver. + +Signed-off-by: Tomislav Požega +--- + .../net/wireless/ralink/rt2x00/rt2800lib.c | 51 +++++++++++++++++++ + 1 file changed, 51 insertions(+) + +--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c ++++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +@@ -8438,6 +8438,56 @@ static void rt2800_init_rfcsr_5592(struc + rt2800_led_open_drain_enable(rt2x00dev); + } + ++static void rt2800_rf_self_txdc_cal(struct rt2x00_dev *rt2x00dev) ++{ ++ u8 rfb5r1_org, rfb7r1_org, rfvalue; ++ u32 mac0518, mac051c, mac0528, mac052c; ++ u8 i; ++ ++ rt2x00_info(rt2x00dev, "RF Tx self calibration start\n"); ++ mac0518 = rt2800_register_read(rt2x00dev, RF_CONTROL0); ++ mac051c = rt2800_register_read(rt2x00dev, RF_BYPASS0); ++ mac0528 = rt2800_register_read(rt2x00dev, RF_CONTROL2); ++ mac052c = rt2800_register_read(rt2x00dev, RF_BYPASS2); ++ ++ rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x0); ++ rt2800_register_write(rt2x00dev, RF_BYPASS2, 0x0); ++ ++ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0xC); ++ rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x3306); ++ rt2800_register_write(rt2x00dev, RF_CONTROL2, 0x3330); ++ rt2800_register_write(rt2x00dev, RF_BYPASS2, 0xfffff); ++ rfb5r1_org = rt2800_rfcsr_read_bank(rt2x00dev, 5, 1); ++ rfb7r1_org = rt2800_rfcsr_read_bank(rt2x00dev, 7, 1); ++ ++ rt2800_rfcsr_write_bank(rt2x00dev, 5, 1, 0x4); ++ for (i = 0; i < 100; i = i + 1) { ++ udelay(50); ++ rfvalue = rt2800_rfcsr_read_bank(rt2x00dev, 5, 1); ++ if((rfvalue & 0x04) != 0x4) ++ break; ++ } ++ rt2800_rfcsr_write_bank(rt2x00dev, 5, 1, rfb5r1_org); ++ ++ rt2800_rfcsr_write_bank(rt2x00dev, 7, 1, 0x4); ++ for (i = 0; i < 100; i = i + 1) { ++ udelay(50); ++ rfvalue = rt2800_rfcsr_read_bank(rt2x00dev, 7, 1); ++ if((rfvalue & 0x04) != 0x4) ++ break; ++ } ++ rt2800_rfcsr_write_bank(rt2x00dev, 7, 1, rfb7r1_org); ++ ++ rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x0); ++ rt2800_register_write(rt2x00dev, RF_BYPASS2, 0x0); ++ rt2800_register_write(rt2x00dev, RF_CONTROL0, mac0518); ++ rt2800_register_write(rt2x00dev, RF_BYPASS0, mac051c); ++ rt2800_register_write(rt2x00dev, RF_CONTROL2, mac0528); ++ rt2800_register_write(rt2x00dev, RF_BYPASS2, mac052c); ++ ++ rt2x00_info(rt2x00dev, "RF Tx self calibration end\n"); ++} ++ + static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev, + bool set_bw, bool is_ht40) + { +@@ -9045,6 +9095,7 @@ static void rt2800_init_rfcsr_6352(struc + rt2800_rfcsr_write_dccal(rt2x00dev, 5, 0x00); + rt2800_rfcsr_write_dccal(rt2x00dev, 17, 0x7C); + ++ rt2800_rf_self_txdc_cal(rt2x00dev); + rt2800_bw_filter_calibration(rt2x00dev, true); + rt2800_bw_filter_calibration(rt2x00dev, false); + } diff --git a/package/kernel/mac80211/patches/rt2x00/982-rt2x00-add-rf-self-txdc-calibration.patch b/package/kernel/mac80211/patches/rt2x00/982-rt2x00-add-rf-self-txdc-calibration.patch deleted file mode 100644 index b798dcc6d8..0000000000 --- a/package/kernel/mac80211/patches/rt2x00/982-rt2x00-add-rf-self-txdc-calibration.patch +++ /dev/null @@ -1,67 +0,0 @@ ---- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c -+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c -@@ -8438,6 +8438,56 @@ static void rt2800_init_rfcsr_5592(struc - rt2800_led_open_drain_enable(rt2x00dev); - } - -+static void rt2800_rf_self_txdc_cal(struct rt2x00_dev *rt2x00dev) -+{ -+ u8 rfb5r1_org, rfb7r1_org, rfvalue; -+ u32 mac0518, mac051c, mac0528, mac052c; -+ u8 i; -+ -+ rt2x00_info(rt2x00dev, "RF Tx self calibration start\n"); -+ mac0518 = rt2800_register_read(rt2x00dev, RF_CONTROL0); -+ mac051c = rt2800_register_read(rt2x00dev, RF_BYPASS0); -+ mac0528 = rt2800_register_read(rt2x00dev, RF_CONTROL2); -+ mac052c = rt2800_register_read(rt2x00dev, RF_BYPASS2); -+ -+ rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x0); -+ rt2800_register_write(rt2x00dev, RF_BYPASS2, 0x0); -+ -+ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0xC); -+ rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x3306); -+ rt2800_register_write(rt2x00dev, RF_CONTROL2, 0x3330); -+ rt2800_register_write(rt2x00dev, RF_BYPASS2, 0xfffff); -+ rfb5r1_org = rt2800_rfcsr_read_bank(rt2x00dev, 5, 1); -+ rfb7r1_org = rt2800_rfcsr_read_bank(rt2x00dev, 7, 1); -+ -+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 1, 0x4); -+ for (i = 0; i < 100; i = i + 1) { -+ udelay(50); -+ rfvalue = rt2800_rfcsr_read_bank(rt2x00dev, 5, 1); -+ if((rfvalue & 0x04) != 0x4) -+ break; -+ } -+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 1, rfb5r1_org); -+ -+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 1, 0x4); -+ for (i = 0; i < 100; i = i + 1) { -+ udelay(50); -+ rfvalue = rt2800_rfcsr_read_bank(rt2x00dev, 7, 1); -+ if((rfvalue & 0x04) != 0x4) -+ break; -+ } -+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 1, rfb7r1_org); -+ -+ rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x0); -+ rt2800_register_write(rt2x00dev, RF_BYPASS2, 0x0); -+ rt2800_register_write(rt2x00dev, RF_CONTROL0, mac0518); -+ rt2800_register_write(rt2x00dev, RF_BYPASS0, mac051c); -+ rt2800_register_write(rt2x00dev, RF_CONTROL2, mac0528); -+ rt2800_register_write(rt2x00dev, RF_BYPASS2, mac052c); -+ -+ rt2x00_info(rt2x00dev, "RF Tx self calibration end\n"); -+} -+ - static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev, - bool set_bw, bool is_ht40) - { -@@ -9045,6 +9095,7 @@ static void rt2800_init_rfcsr_6352(struc - rt2800_rfcsr_write_dccal(rt2x00dev, 5, 0x00); - rt2800_rfcsr_write_dccal(rt2x00dev, 17, 0x7C); - -+ rt2800_rf_self_txdc_cal(rt2x00dev); - rt2800_bw_filter_calibration(rt2x00dev, true); - rt2800_bw_filter_calibration(rt2x00dev, false); - } diff --git a/package/kernel/mac80211/patches/rt2x00/983-rt2x00-add-r-calibration.patch b/package/kernel/mac80211/patches/rt2x00/983-rt2x00-add-r-calibration.patch index cf21c39a6c..04ea802117 100644 --- a/package/kernel/mac80211/patches/rt2x00/983-rt2x00-add-r-calibration.patch +++ b/package/kernel/mac80211/patches/rt2x00/983-rt2x00-add-r-calibration.patch @@ -1,3 +1,17 @@ +From: =?UTF-8?q?Tomislav=20Po=C5=BEega?= +Date: Mon, 8 Jan 2018 13:42:58 +0100 +Subject: [PATCH] rt2x00: add r calibration +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Add r calibration code as found in mtk driver. + +Signed-off-by: Tomislav Požega +--- + .../net/wireless/ralink/rt2x00/rt2800lib.c | 150 ++++++++++++++++++ + 1 file changed, 150 insertions(+) + --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c @@ -8488,6 +8488,155 @@ static void rt2800_rf_self_txdc_cal(stru diff --git a/package/kernel/mac80211/patches/rt2x00/984-rt2x00-add-RXDCOC-calibration.patch b/package/kernel/mac80211/patches/rt2x00/984-rt2x00-add-RXDCOC-calibration.patch new file mode 100644 index 0000000000..821af87ec1 --- /dev/null +++ b/package/kernel/mac80211/patches/rt2x00/984-rt2x00-add-RXDCOC-calibration.patch @@ -0,0 +1,95 @@ +From: =?UTF-8?q?Tomislav=20Po=C5=BEega?= +Date: Mon, 8 Jan 2018 13:43:37 +0100 +Subject: [PATCH] rt2x00: add RXDCOC calibration +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Add RXDCOC calibration code from mtk driver. + +Signed-off-by: Tomislav Požega +--- + .../net/wireless/ralink/rt2x00/rt2800lib.c | 65 +++++++++++++++++++ + 1 file changed, 65 insertions(+) + +--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c ++++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +@@ -8637,6 +8637,70 @@ static void rt2800_r_calibration(struct + rt2800_register_write(rt2x00dev, PWR_PIN_CFG, MAC_PWR_PIN_CFG); + } + ++static void rt2800_rxdcoc_calibration(struct rt2x00_dev *rt2x00dev) ++{ ++ u8 bbpreg = 0; ++ u32 macvalue = 0, macvalue1 = 0; ++ u8 saverfb0r2, saverfb5r4, saverfb7r4, rfvalue; ++ int i; ++ ++ saverfb0r2 = rt2800_rfcsr_read_bank(rt2x00dev, 0, 2); ++ rfvalue = saverfb0r2; ++ rfvalue |= 0x03; ++ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, rfvalue); ++ ++ rt2800_bbp_write(rt2x00dev, 158, 141); ++ bbpreg = rt2800_bbp_read(rt2x00dev, 159); ++ bbpreg |= 0x10; ++ rt2800_bbp_write(rt2x00dev, 159, bbpreg); ++ ++ macvalue = rt2800_register_read(rt2x00dev, MAC_SYS_CTRL); ++ rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x8); ++ ++ for (i = 0; i < 10000; i++) { ++ macvalue1 = rt2800_register_read(rt2x00dev, MAC_STATUS_CFG); ++ if (macvalue1 & 0x1) ++ udelay(50); ++ else ++ break; ++ } ++ ++ saverfb5r4 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 0); ++ saverfb7r4 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 4); ++ saverfb5r4 = saverfb5r4 & (~0x40); ++ saverfb7r4 = saverfb7r4 & (~0x40); ++ rt2800_rfcsr_write_dccal(rt2x00dev, 4, 0x64); ++ rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, saverfb5r4); ++ rt2800_rfcsr_write_bank(rt2x00dev, 7, 4, saverfb7r4); ++ ++ rt2800_bbp_write(rt2x00dev, 158, 141); ++ bbpreg = rt2800_bbp_read(rt2x00dev, 159); ++ bbpreg = bbpreg & (~0x40); ++ rt2800_bbp_write(rt2x00dev, 159, bbpreg); ++ bbpreg |= 0x48; ++ rt2800_bbp_write(rt2x00dev, 159, bbpreg); ++ ++ for (i = 0; i < 10000; i++) { ++ bbpreg = rt2800_bbp_read(rt2x00dev, 159); ++ if ((bbpreg & 0x40)==0) ++ break; ++ udelay(50); ++ } ++ ++ bbpreg = rt2800_bbp_read(rt2x00dev, 159); ++ bbpreg = bbpreg & (~0x40); ++ rt2800_bbp_write(rt2x00dev, 159, bbpreg); ++ ++ rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, macvalue); ++ ++ rt2800_bbp_write(rt2x00dev, 158, 141); ++ bbpreg = rt2800_bbp_read(rt2x00dev, 159); ++ bbpreg &= (~0x10); ++ rt2800_bbp_write(rt2x00dev, 159, bbpreg); ++ ++ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, saverfb0r2); ++} ++ + static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev, + bool set_bw, bool is_ht40) + { +@@ -9246,6 +9310,7 @@ static void rt2800_init_rfcsr_6352(struc + + rt2800_r_calibration(rt2x00dev); + rt2800_rf_self_txdc_cal(rt2x00dev); ++ rt2800_rxdcoc_calibration(rt2x00dev); + rt2800_bw_filter_calibration(rt2x00dev, true); + rt2800_bw_filter_calibration(rt2x00dev, false); + } diff --git a/package/kernel/mac80211/patches/rt2x00/984-rt2x00-add-rxdcoc-calibration.patch b/package/kernel/mac80211/patches/rt2x00/984-rt2x00-add-rxdcoc-calibration.patch deleted file mode 100644 index 1f8684b0bf..0000000000 --- a/package/kernel/mac80211/patches/rt2x00/984-rt2x00-add-rxdcoc-calibration.patch +++ /dev/null @@ -1,81 +0,0 @@ ---- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c -+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c -@@ -8637,6 +8637,70 @@ static void rt2800_r_calibration(struct - rt2800_register_write(rt2x00dev, PWR_PIN_CFG, MAC_PWR_PIN_CFG); - } - -+static void rt2800_rxdcoc_calibration(struct rt2x00_dev *rt2x00dev) -+{ -+ u8 bbpreg = 0; -+ u32 macvalue = 0, macvalue1 = 0; -+ u8 saverfb0r2, saverfb5r4, saverfb7r4, rfvalue; -+ int i; -+ -+ saverfb0r2 = rt2800_rfcsr_read_bank(rt2x00dev, 0, 2); -+ rfvalue = saverfb0r2; -+ rfvalue |= 0x03; -+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, rfvalue); -+ -+ rt2800_bbp_write(rt2x00dev, 158, 141); -+ bbpreg = rt2800_bbp_read(rt2x00dev, 159); -+ bbpreg |= 0x10; -+ rt2800_bbp_write(rt2x00dev, 159, bbpreg); -+ -+ macvalue = rt2800_register_read(rt2x00dev, MAC_SYS_CTRL); -+ rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x8); -+ -+ for (i = 0; i < 10000; i++) { -+ macvalue1 = rt2800_register_read(rt2x00dev, MAC_STATUS_CFG); -+ if (macvalue1 & 0x1) -+ udelay(50); -+ else -+ break; -+ } -+ -+ saverfb5r4 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 0); -+ saverfb7r4 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 4); -+ saverfb5r4 = saverfb5r4 & (~0x40); -+ saverfb7r4 = saverfb7r4 & (~0x40); -+ rt2800_rfcsr_write_dccal(rt2x00dev, 4, 0x64); -+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, saverfb5r4); -+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 4, saverfb7r4); -+ -+ rt2800_bbp_write(rt2x00dev, 158, 141); -+ bbpreg = rt2800_bbp_read(rt2x00dev, 159); -+ bbpreg = bbpreg & (~0x40); -+ rt2800_bbp_write(rt2x00dev, 159, bbpreg); -+ bbpreg |= 0x48; -+ rt2800_bbp_write(rt2x00dev, 159, bbpreg); -+ -+ for (i = 0; i < 10000; i++) { -+ bbpreg = rt2800_bbp_read(rt2x00dev, 159); -+ if ((bbpreg & 0x40)==0) -+ break; -+ udelay(50); -+ } -+ -+ bbpreg = rt2800_bbp_read(rt2x00dev, 159); -+ bbpreg = bbpreg & (~0x40); -+ rt2800_bbp_write(rt2x00dev, 159, bbpreg); -+ -+ rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, macvalue); -+ -+ rt2800_bbp_write(rt2x00dev, 158, 141); -+ bbpreg = rt2800_bbp_read(rt2x00dev, 159); -+ bbpreg &= (~0x10); -+ rt2800_bbp_write(rt2x00dev, 159, bbpreg); -+ -+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, saverfb0r2); -+} -+ - static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev, - bool set_bw, bool is_ht40) - { -@@ -9246,6 +9310,7 @@ static void rt2800_init_rfcsr_6352(struc - - rt2800_r_calibration(rt2x00dev); - rt2800_rf_self_txdc_cal(rt2x00dev); -+ rt2800_rxdcoc_calibration(rt2x00dev); - rt2800_bw_filter_calibration(rt2x00dev, true); - rt2800_bw_filter_calibration(rt2x00dev, false); - } diff --git a/package/kernel/mac80211/patches/rt2x00/985-rt2x00-add-RXIQ-calibration.patch b/package/kernel/mac80211/patches/rt2x00/985-rt2x00-add-RXIQ-calibration.patch new file mode 100644 index 0000000000..1c07cc7520 --- /dev/null +++ b/package/kernel/mac80211/patches/rt2x00/985-rt2x00-add-RXIQ-calibration.patch @@ -0,0 +1,410 @@ +From: =?UTF-8?q?Tomislav=20Po=C5=BEega?= +Date: Mon, 8 Jan 2018 13:43:56 +0100 +Subject: [PATCH] rt2x00: add RXIQ calibration +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Add RXIQ calibration found in mtk driver. With old openwrt builds this +gets us ~8Mbps more of RX bandwidth (test with iPA/eLNA layout). + +Signed-off-by: Tomislav Požega +--- + .../net/wireless/ralink/rt2x00/rt2800lib.c | 379 ++++++++++++++++++ + 1 file changed, 379 insertions(+) + +--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c ++++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +@@ -8701,6 +8701,384 @@ static void rt2800_rxdcoc_calibration(st + rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, saverfb0r2); + } + ++static u32 rt2800_do_sqrt_accumulation(u32 si) { ++ u32 root, root_pre, bit; ++ char i; ++ bit = 1 << 15; ++ root = 0; ++ for (i = 15; i >= 0; i = i - 1) { ++ root_pre = root + bit; ++ if ((root_pre*root_pre) <= si) ++ root = root_pre; ++ bit = bit >> 1; ++ } ++ ++ return root; ++} ++ ++static void rt2800_rxiq_calibration(struct rt2x00_dev *rt2x00dev) { ++ u8 rfb0r1, rfb0r2, rfb0r42; ++ u8 rfb4r0, rfb4r19; ++ u8 rfb5r3, rfb5r4, rfb5r17, rfb5r18, rfb5r19, rfb5r20; ++ u8 rfb6r0, rfb6r19; ++ u8 rfb7r3, rfb7r4, rfb7r17, rfb7r18, rfb7r19, rfb7r20; ++ ++ u8 bbp1, bbp4; ++ u8 bbpr241, bbpr242; ++ u32 i; ++ u8 ch_idx; ++ u8 bbpval; ++ u8 rfval, vga_idx = 0; ++ int mi = 0, mq = 0, si = 0, sq = 0, riq = 0; ++ int sigma_i, sigma_q, r_iq, g_rx; ++ int g_imb; ++ int ph_rx; ++ u32 savemacsysctrl = 0; ++ u32 orig_RF_CONTROL0 = 0; ++ u32 orig_RF_BYPASS0 = 0; ++ u32 orig_RF_CONTROL1 = 0; ++ u32 orig_RF_BYPASS1 = 0; ++ u32 orig_RF_CONTROL3 = 0; ++ u32 orig_RF_BYPASS3 = 0; ++ u32 macstatus, bbpval1 = 0; ++ u8 rf_vga_table[] = {0x20, 0x21, 0x22, 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f}; ++ ++ savemacsysctrl = rt2800_register_read(rt2x00dev, MAC_SYS_CTRL); ++ orig_RF_CONTROL0 = rt2800_register_read(rt2x00dev, RF_CONTROL0); ++ orig_RF_BYPASS0 = rt2800_register_read(rt2x00dev, RF_BYPASS0); ++ orig_RF_CONTROL1 = rt2800_register_read(rt2x00dev, RF_CONTROL1); ++ orig_RF_BYPASS1 = rt2800_register_read(rt2x00dev, RF_BYPASS1); ++ orig_RF_CONTROL3 = rt2800_register_read(rt2x00dev, RF_CONTROL3); ++ orig_RF_BYPASS3 = rt2800_register_read(rt2x00dev, RF_BYPASS3); ++ ++ bbp1 = rt2800_bbp_read(rt2x00dev, 1); ++ bbp4 = rt2800_bbp_read(rt2x00dev, 4); ++ ++ rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x0); ++ ++ for (i = 0; i < 10000; i++) { ++ macstatus = rt2800_register_read(rt2x00dev, MAC_STATUS_CFG); ++ if (macstatus & 0x3) ++ udelay(50); ++ else ++ break; ++ } ++ ++ if (i == 10000) ++ rt2x00_warn(rt2x00dev, "Wait MAC Status to MAX !!!\n"); ++ ++ bbpval = bbp4 & (~0x18); ++ bbpval = bbp4 | 0x00; ++ rt2800_bbp_write(rt2x00dev, 4, bbpval); ++ ++ bbpval = rt2800_bbp_read(rt2x00dev, 21); ++ bbpval = bbpval | 1; ++ rt2800_bbp_write(rt2x00dev, 21, bbpval); ++ bbpval = bbpval & 0xfe; ++ rt2800_bbp_write(rt2x00dev, 21, bbpval); ++ ++ rt2800_register_write(rt2x00dev, RF_CONTROL1, 0x00000202); ++ rt2800_register_write(rt2x00dev, RF_BYPASS1, 0x00000303); ++ if (test_bit(CAPABILITY_EXTERNAL_PA_TX0, &rt2x00dev->cap_flags)) ++ rt2800_register_write(rt2x00dev, RF_CONTROL3, 0x0101); ++ else ++ rt2800_register_write(rt2x00dev, RF_CONTROL3, 0x0000); ++ ++ rt2800_register_write(rt2x00dev, RF_BYPASS3, 0xf1f1); ++ ++ rfb0r1 = rt2800_rfcsr_read_bank(rt2x00dev, 0, 1); ++ rfb0r2 = rt2800_rfcsr_read_bank(rt2x00dev, 0, 2); ++ rfb0r42 = rt2800_rfcsr_read_bank(rt2x00dev, 0, 42); ++ rfb4r0 = rt2800_rfcsr_read_bank(rt2x00dev, 4, 0); ++ rfb4r19 = rt2800_rfcsr_read_bank(rt2x00dev, 4, 19); ++ rfb5r3 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 3); ++ rfb5r4 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 4); ++ rfb5r17 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 17); ++ rfb5r18 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 18); ++ rfb5r19 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 19); ++ rfb5r20 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 20); ++ ++ rfb6r0 = rt2800_rfcsr_read_bank(rt2x00dev, 6, 0); ++ rfb6r19 = rt2800_rfcsr_read_bank(rt2x00dev, 6, 19); ++ rfb7r3 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 3); ++ rfb7r4 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 4); ++ rfb7r17 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 17); ++ rfb7r18 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 18); ++ rfb7r19 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 19); ++ rfb7r20 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 20); ++ ++ rt2800_rfcsr_write_chanreg(rt2x00dev, 0, 0x87); ++ rt2800_rfcsr_write_chanreg(rt2x00dev, 19, 0x27); ++ rt2800_rfcsr_write_dccal(rt2x00dev, 3, 0x38); ++ rt2800_rfcsr_write_dccal(rt2x00dev, 4, 0x38); ++ rt2800_rfcsr_write_dccal(rt2x00dev, 17, 0x80); ++ rt2800_rfcsr_write_dccal(rt2x00dev, 18, 0xC1); ++ rt2800_rfcsr_write_dccal(rt2x00dev, 19, 0x60); ++ rt2800_rfcsr_write_dccal(rt2x00dev, 20, 0x00); ++ ++ rt2800_bbp_write(rt2x00dev, 23, 0x0); ++ rt2800_bbp_write(rt2x00dev, 24, 0x0); ++ ++ rt2800_bbp_dcoc_write(rt2x00dev, 5, 0x0); ++ ++ bbpr241 = rt2800_bbp_read(rt2x00dev, 241); ++ bbpr242 = rt2800_bbp_read(rt2x00dev, 242); ++ ++ rt2800_bbp_write(rt2x00dev, 241, 0x10); ++ rt2800_bbp_write(rt2x00dev, 242, 0x84); ++ rt2800_bbp_write(rt2x00dev, 244, 0x31); ++ ++ bbpval = rt2800_bbp_dcoc_read(rt2x00dev, 3); ++ bbpval = bbpval & (~0x7); ++ rt2800_bbp_dcoc_write(rt2x00dev, 3, bbpval); ++ ++ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00000004); ++ udelay(1); ++ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00000006); ++ usleep_range(1, 200); ++ rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x00003376); ++ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00001006); ++ udelay(1); ++ if (test_bit(CAPABILITY_EXTERNAL_PA_TX0, &rt2x00dev->cap_flags)) { ++ rt2800_bbp_write(rt2x00dev, 23, 0x06); ++ rt2800_bbp_write(rt2x00dev, 24, 0x06); ++ } else { ++ rt2800_bbp_write(rt2x00dev, 23, 0x02); ++ rt2800_bbp_write(rt2x00dev, 24, 0x02); ++ } ++ ++ for (ch_idx = 0; ch_idx < 2; ch_idx = ch_idx + 1) { ++ if (ch_idx == 0) { ++ rfval = rfb0r1 & (~0x3); ++ rfval = rfb0r1 | 0x1; ++ rt2800_rfcsr_write_bank(rt2x00dev, 0, 1, rfval); ++ rfval = rfb0r2 & (~0x33); ++ rfval = rfb0r2 | 0x11; ++ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, rfval); ++ rfval = rfb0r42 & (~0x50); ++ rfval = rfb0r42 | 0x10; ++ rt2800_rfcsr_write_bank(rt2x00dev, 0, 42, rfval); ++ ++ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00001006); ++ udelay(1); ++ ++ bbpval = bbp1 & (~ 0x18); ++ bbpval = bbpval | 0x00; ++ rt2800_bbp_write(rt2x00dev, 1, bbpval); ++ ++ rt2800_bbp_dcoc_write(rt2x00dev, 1, 0x00); ++ } else { ++ rfval = rfb0r1 & (~0x3); ++ rfval = rfb0r1 | 0x2; ++ rt2800_rfcsr_write_bank(rt2x00dev, 0, 1, rfval); ++ rfval = rfb0r2 & (~0x33); ++ rfval = rfb0r2 | 0x22; ++ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, rfval); ++ rfval = rfb0r42 & (~0x50); ++ rfval = rfb0r42 | 0x40; ++ rt2800_rfcsr_write_bank(rt2x00dev, 0, 42, rfval); ++ ++ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00002006); ++ udelay(1); ++ ++ bbpval = bbp1 & (~ 0x18); ++ bbpval = bbpval | 0x08; ++ rt2800_bbp_write(rt2x00dev, 1, bbpval); ++ ++ rt2800_bbp_dcoc_write(rt2x00dev, 1, 0x01); ++ } ++ udelay(500); ++ ++ vga_idx = 0; ++ while (vga_idx < 11) { ++ rt2800_rfcsr_write_dccal(rt2x00dev, 3, rf_vga_table[vga_idx]); ++ rt2800_rfcsr_write_dccal(rt2x00dev, 4, rf_vga_table[vga_idx]); ++ ++ rt2800_bbp_dcoc_write(rt2x00dev, 0, 0x93); ++ ++ for (i = 0; i < 10000; i++) { ++ bbpval = rt2800_bbp_read(rt2x00dev, 159); ++ if ((bbpval & 0xff) == 0x93) ++ udelay(50); ++ else ++ break; ++ } ++ ++ if ((bbpval & 0xff) == 0x93) { ++ rt2x00_warn(rt2x00dev, "Fatal Error: Calibration doesn't finish"); ++ goto restore_value; ++ } ++ ++ for (i = 0; i < 5; i++) { ++ u32 bbptemp = 0; ++ u8 value = 0; ++ int result = 0; ++ ++ rt2800_bbp_write(rt2x00dev, 158, 0x1e); ++ rt2800_bbp_write(rt2x00dev, 159, i); ++ rt2800_bbp_write(rt2x00dev, 158, 0x22); ++ value = rt2800_bbp_read(rt2x00dev, 159); ++ bbptemp = bbptemp + (value << 24); ++ rt2800_bbp_write(rt2x00dev, 158, 0x21); ++ value = rt2800_bbp_read(rt2x00dev, 159); ++ bbptemp = bbptemp + (value << 16); ++ rt2800_bbp_write(rt2x00dev, 158, 0x20); ++ value = rt2800_bbp_read(rt2x00dev, 159); ++ bbptemp = bbptemp + (value << 8); ++ rt2800_bbp_write(rt2x00dev, 158, 0x1f); ++ value = rt2800_bbp_read(rt2x00dev, 159); ++ bbptemp = bbptemp + value; ++ ++ if ((i < 2) && (bbptemp & 0x800000)) ++ result = (bbptemp & 0xffffff) - 0x1000000; ++ else if (i == 4) ++ result = bbptemp; ++ else ++ result = bbptemp; ++ ++ if (i == 0) ++ mi = result/4096; ++ else if (i == 1) ++ mq = result/4096; ++ else if (i == 2) ++ si = bbptemp/4096; ++ else if (i == 3) ++ sq = bbptemp/4096; ++ else ++ riq = result/4096; ++ } ++ ++ bbpval1 = si - mi*mi; ++ rt2x00_dbg(rt2x00dev, "RXIQ si=%d, sq=%d, riq=%d, bbpval %d, vga_idx %d", si, sq, riq, bbpval1, vga_idx); ++ ++ if (bbpval1 >= (100*100)) ++ break; ++ ++ if (bbpval1 <= 100) ++ vga_idx = vga_idx + 9; ++ else if (bbpval1 <= 158) ++ vga_idx = vga_idx + 8; ++ else if (bbpval1 <= 251) ++ vga_idx = vga_idx + 7; ++ else if (bbpval1 <= 398) ++ vga_idx = vga_idx + 6; ++ else if (bbpval1 <= 630) ++ vga_idx = vga_idx + 5; ++ else if (bbpval1 <= 1000) ++ vga_idx = vga_idx + 4; ++ else if (bbpval1 <= 1584) ++ vga_idx = vga_idx + 3; ++ else if (bbpval1 <= 2511) ++ vga_idx = vga_idx + 2; ++ else ++ vga_idx = vga_idx + 1; ++ } ++ ++ sigma_i = rt2800_do_sqrt_accumulation(100*(si - mi*mi)); ++ sigma_q = rt2800_do_sqrt_accumulation(100*(sq - mq*mq)); ++ r_iq = 10*(riq-(mi*mq)); ++ ++ rt2x00_dbg(rt2x00dev, "Sigma_i=%d, Sigma_q=%d, R_iq=%d", sigma_i, sigma_q, r_iq); ++ ++ if (((sigma_i <= 1400 ) && (sigma_i >= 1000)) ++ && ((sigma_i - sigma_q) <= 112) ++ && ((sigma_i - sigma_q) >= -112) ++ && ((mi <= 32) && (mi >= -32)) ++ && ((mq <= 32) && (mq >= -32))) { ++ r_iq = 10*(riq-(mi*mq)); ++ rt2x00_dbg(rt2x00dev, "RXIQ Sigma_i=%d, Sigma_q=%d, R_iq=%d\n", sigma_i, sigma_q, r_iq); ++ ++ g_rx = (1000 * sigma_q) / sigma_i; ++ g_imb = ((-2) * 128 * (1000 - g_rx)) / (1000 + g_rx); ++ ph_rx = (r_iq * 2292) / (sigma_i * sigma_q); ++ rt2x00_info(rt2x00dev, "RXIQ G_imb=%d, Ph_rx=%d\n", g_imb, ph_rx); ++ ++ if ((ph_rx > 20) || (ph_rx < -20)) { ++ ph_rx = 0; ++ rt2x00_warn(rt2x00dev, "RXIQ calibration FAIL"); ++ } ++ ++ if ((g_imb > 12) || (g_imb < -12)) { ++ g_imb = 0; ++ rt2x00_warn(rt2x00dev, "RXIQ calibration FAIL"); ++ } ++ } ++ else { ++ g_imb = 0; ++ ph_rx = 0; ++ rt2x00_dbg(rt2x00dev, "RXIQ Sigma_i=%d, Sigma_q=%d, R_iq=%d\n", sigma_i, sigma_q, r_iq); ++ rt2x00_warn(rt2x00dev, "RXIQ calibration FAIL"); ++ } ++ ++ if (ch_idx == 0) { ++ rt2800_bbp_write(rt2x00dev, 158, 0x37); ++ rt2800_bbp_write(rt2x00dev, 159, g_imb & 0x3f); ++ rt2800_bbp_write(rt2x00dev, 158, 0x35); ++ rt2800_bbp_write(rt2x00dev, 159, ph_rx & 0x3f); ++ } else { ++ rt2800_bbp_write(rt2x00dev, 158, 0x55); ++ rt2800_bbp_write(rt2x00dev, 159, g_imb & 0x3f); ++ rt2800_bbp_write(rt2x00dev, 158, 0x53); ++ rt2800_bbp_write(rt2x00dev, 159, ph_rx & 0x3f); ++ } ++ } ++ ++restore_value: ++ rt2800_bbp_write(rt2x00dev, 158, 0x3); ++ bbpval = rt2800_bbp_read(rt2x00dev, 159); ++ rt2800_bbp_write(rt2x00dev, 159, (bbpval | 0x07)); ++ ++ rt2800_bbp_write(rt2x00dev, 158, 0x00); ++ rt2800_bbp_write(rt2x00dev, 159, 0x00); ++ rt2800_bbp_write(rt2x00dev, 1, bbp1); ++ rt2800_bbp_write(rt2x00dev, 4, bbp4); ++ rt2800_bbp_write(rt2x00dev, 241, bbpr241); ++ rt2800_bbp_write(rt2x00dev, 242, bbpr242); ++ ++ rt2800_bbp_write(rt2x00dev, 244, 0x00); ++ bbpval = rt2800_bbp_read(rt2x00dev, 21); ++ bbpval |= 0x1; ++ rt2800_bbp_write(rt2x00dev, 21, bbpval); ++ usleep_range(10, 200); ++ bbpval &= 0xfe; ++ rt2800_bbp_write(rt2x00dev, 21, bbpval); ++ ++ rt2800_rfcsr_write_bank(rt2x00dev, 0, 1, rfb0r1); ++ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, rfb0r2); ++ rt2800_rfcsr_write_bank(rt2x00dev, 0, 42, rfb0r42); ++ ++ rt2800_rfcsr_write_bank(rt2x00dev, 4, 0, rfb4r0); ++ rt2800_rfcsr_write_bank(rt2x00dev, 4, 19, rfb4r19); ++ rt2800_rfcsr_write_bank(rt2x00dev, 5, 3, rfb5r3); ++ rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, rfb5r4); ++ rt2800_rfcsr_write_bank(rt2x00dev, 5, 17, rfb5r17); ++ rt2800_rfcsr_write_bank(rt2x00dev, 5, 18, rfb5r18); ++ rt2800_rfcsr_write_bank(rt2x00dev, 5, 19, rfb5r19); ++ rt2800_rfcsr_write_bank(rt2x00dev, 5, 20, rfb5r20); ++ ++ rt2800_rfcsr_write_bank(rt2x00dev, 6, 0, rfb6r0); ++ rt2800_rfcsr_write_bank(rt2x00dev, 6, 19, rfb6r19); ++ rt2800_rfcsr_write_bank(rt2x00dev, 7, 3, rfb7r3); ++ rt2800_rfcsr_write_bank(rt2x00dev, 7, 4, rfb7r4); ++ rt2800_rfcsr_write_bank(rt2x00dev, 7, 17, rfb7r17); ++ rt2800_rfcsr_write_bank(rt2x00dev, 7, 18, rfb7r18); ++ rt2800_rfcsr_write_bank(rt2x00dev, 7, 19, rfb7r19); ++ rt2800_rfcsr_write_bank(rt2x00dev, 7, 20, rfb7r20); ++ ++ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00000006); ++ udelay(1); ++ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00000004); ++ udelay(1); ++ rt2800_register_write(rt2x00dev, RF_CONTROL0, orig_RF_CONTROL0); ++ udelay(1); ++ rt2800_register_write(rt2x00dev, RF_BYPASS0, orig_RF_BYPASS0); ++ rt2800_register_write(rt2x00dev, RF_CONTROL1, orig_RF_CONTROL1); ++ rt2800_register_write(rt2x00dev, RF_BYPASS1, orig_RF_BYPASS1); ++ rt2800_register_write(rt2x00dev, RF_CONTROL3, orig_RF_CONTROL3); ++ rt2800_register_write(rt2x00dev, RF_BYPASS3, orig_RF_BYPASS3); ++ rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, savemacsysctrl); ++} ++ + static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev, + bool set_bw, bool is_ht40) + { +@@ -9313,6 +9691,7 @@ static void rt2800_init_rfcsr_6352(struc + rt2800_rxdcoc_calibration(rt2x00dev); + rt2800_bw_filter_calibration(rt2x00dev, true); + rt2800_bw_filter_calibration(rt2x00dev, false); ++ rt2800_rxiq_calibration(rt2x00dev); + } + + static void rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) diff --git a/package/kernel/mac80211/patches/rt2x00/985-rt2x00-add-rxiq-calibration.patch b/package/kernel/mac80211/patches/rt2x00/985-rt2x00-add-rxiq-calibration.patch deleted file mode 100644 index 98f2e245ce..0000000000 --- a/package/kernel/mac80211/patches/rt2x00/985-rt2x00-add-rxiq-calibration.patch +++ /dev/null @@ -1,395 +0,0 @@ ---- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c -+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c -@@ -8701,6 +8701,384 @@ static void rt2800_rxdcoc_calibration(st - rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, saverfb0r2); - } - -+static u32 rt2800_do_sqrt_accumulation(u32 si) { -+ u32 root, root_pre, bit; -+ char i; -+ bit = 1 << 15; -+ root = 0; -+ for (i = 15; i >= 0; i = i - 1) { -+ root_pre = root + bit; -+ if ((root_pre*root_pre) <= si) -+ root = root_pre; -+ bit = bit >> 1; -+ } -+ -+ return root; -+} -+ -+static void rt2800_rxiq_calibration(struct rt2x00_dev *rt2x00dev) { -+ u8 rfb0r1, rfb0r2, rfb0r42; -+ u8 rfb4r0, rfb4r19; -+ u8 rfb5r3, rfb5r4, rfb5r17, rfb5r18, rfb5r19, rfb5r20; -+ u8 rfb6r0, rfb6r19; -+ u8 rfb7r3, rfb7r4, rfb7r17, rfb7r18, rfb7r19, rfb7r20; -+ -+ u8 bbp1, bbp4; -+ u8 bbpr241, bbpr242; -+ u32 i; -+ u8 ch_idx; -+ u8 bbpval; -+ u8 rfval, vga_idx = 0; -+ int mi = 0, mq = 0, si = 0, sq = 0, riq = 0; -+ int sigma_i, sigma_q, r_iq, g_rx; -+ int g_imb; -+ int ph_rx; -+ u32 savemacsysctrl = 0; -+ u32 orig_RF_CONTROL0 = 0; -+ u32 orig_RF_BYPASS0 = 0; -+ u32 orig_RF_CONTROL1 = 0; -+ u32 orig_RF_BYPASS1 = 0; -+ u32 orig_RF_CONTROL3 = 0; -+ u32 orig_RF_BYPASS3 = 0; -+ u32 macstatus, bbpval1 = 0; -+ u8 rf_vga_table[] = {0x20, 0x21, 0x22, 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f}; -+ -+ savemacsysctrl = rt2800_register_read(rt2x00dev, MAC_SYS_CTRL); -+ orig_RF_CONTROL0 = rt2800_register_read(rt2x00dev, RF_CONTROL0); -+ orig_RF_BYPASS0 = rt2800_register_read(rt2x00dev, RF_BYPASS0); -+ orig_RF_CONTROL1 = rt2800_register_read(rt2x00dev, RF_CONTROL1); -+ orig_RF_BYPASS1 = rt2800_register_read(rt2x00dev, RF_BYPASS1); -+ orig_RF_CONTROL3 = rt2800_register_read(rt2x00dev, RF_CONTROL3); -+ orig_RF_BYPASS3 = rt2800_register_read(rt2x00dev, RF_BYPASS3); -+ -+ bbp1 = rt2800_bbp_read(rt2x00dev, 1); -+ bbp4 = rt2800_bbp_read(rt2x00dev, 4); -+ -+ rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x0); -+ -+ for (i = 0; i < 10000; i++) { -+ macstatus = rt2800_register_read(rt2x00dev, MAC_STATUS_CFG); -+ if (macstatus & 0x3) -+ udelay(50); -+ else -+ break; -+ } -+ -+ if (i == 10000) -+ rt2x00_warn(rt2x00dev, "Wait MAC Status to MAX !!!\n"); -+ -+ bbpval = bbp4 & (~0x18); -+ bbpval = bbp4 | 0x00; -+ rt2800_bbp_write(rt2x00dev, 4, bbpval); -+ -+ bbpval = rt2800_bbp_read(rt2x00dev, 21); -+ bbpval = bbpval | 1; -+ rt2800_bbp_write(rt2x00dev, 21, bbpval); -+ bbpval = bbpval & 0xfe; -+ rt2800_bbp_write(rt2x00dev, 21, bbpval); -+ -+ rt2800_register_write(rt2x00dev, RF_CONTROL1, 0x00000202); -+ rt2800_register_write(rt2x00dev, RF_BYPASS1, 0x00000303); -+ if (test_bit(CAPABILITY_EXTERNAL_PA_TX0, &rt2x00dev->cap_flags)) -+ rt2800_register_write(rt2x00dev, RF_CONTROL3, 0x0101); -+ else -+ rt2800_register_write(rt2x00dev, RF_CONTROL3, 0x0000); -+ -+ rt2800_register_write(rt2x00dev, RF_BYPASS3, 0xf1f1); -+ -+ rfb0r1 = rt2800_rfcsr_read_bank(rt2x00dev, 0, 1); -+ rfb0r2 = rt2800_rfcsr_read_bank(rt2x00dev, 0, 2); -+ rfb0r42 = rt2800_rfcsr_read_bank(rt2x00dev, 0, 42); -+ rfb4r0 = rt2800_rfcsr_read_bank(rt2x00dev, 4, 0); -+ rfb4r19 = rt2800_rfcsr_read_bank(rt2x00dev, 4, 19); -+ rfb5r3 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 3); -+ rfb5r4 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 4); -+ rfb5r17 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 17); -+ rfb5r18 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 18); -+ rfb5r19 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 19); -+ rfb5r20 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 20); -+ -+ rfb6r0 = rt2800_rfcsr_read_bank(rt2x00dev, 6, 0); -+ rfb6r19 = rt2800_rfcsr_read_bank(rt2x00dev, 6, 19); -+ rfb7r3 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 3); -+ rfb7r4 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 4); -+ rfb7r17 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 17); -+ rfb7r18 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 18); -+ rfb7r19 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 19); -+ rfb7r20 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 20); -+ -+ rt2800_rfcsr_write_chanreg(rt2x00dev, 0, 0x87); -+ rt2800_rfcsr_write_chanreg(rt2x00dev, 19, 0x27); -+ rt2800_rfcsr_write_dccal(rt2x00dev, 3, 0x38); -+ rt2800_rfcsr_write_dccal(rt2x00dev, 4, 0x38); -+ rt2800_rfcsr_write_dccal(rt2x00dev, 17, 0x80); -+ rt2800_rfcsr_write_dccal(rt2x00dev, 18, 0xC1); -+ rt2800_rfcsr_write_dccal(rt2x00dev, 19, 0x60); -+ rt2800_rfcsr_write_dccal(rt2x00dev, 20, 0x00); -+ -+ rt2800_bbp_write(rt2x00dev, 23, 0x0); -+ rt2800_bbp_write(rt2x00dev, 24, 0x0); -+ -+ rt2800_bbp_dcoc_write(rt2x00dev, 5, 0x0); -+ -+ bbpr241 = rt2800_bbp_read(rt2x00dev, 241); -+ bbpr242 = rt2800_bbp_read(rt2x00dev, 242); -+ -+ rt2800_bbp_write(rt2x00dev, 241, 0x10); -+ rt2800_bbp_write(rt2x00dev, 242, 0x84); -+ rt2800_bbp_write(rt2x00dev, 244, 0x31); -+ -+ bbpval = rt2800_bbp_dcoc_read(rt2x00dev, 3); -+ bbpval = bbpval & (~0x7); -+ rt2800_bbp_dcoc_write(rt2x00dev, 3, bbpval); -+ -+ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00000004); -+ udelay(1); -+ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00000006); -+ usleep_range(1, 200); -+ rt2800_register_write(rt2x00dev, RF_BYPASS0, 0x00003376); -+ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00001006); -+ udelay(1); -+ if (test_bit(CAPABILITY_EXTERNAL_PA_TX0, &rt2x00dev->cap_flags)) { -+ rt2800_bbp_write(rt2x00dev, 23, 0x06); -+ rt2800_bbp_write(rt2x00dev, 24, 0x06); -+ } else { -+ rt2800_bbp_write(rt2x00dev, 23, 0x02); -+ rt2800_bbp_write(rt2x00dev, 24, 0x02); -+ } -+ -+ for (ch_idx = 0; ch_idx < 2; ch_idx = ch_idx + 1) { -+ if (ch_idx == 0) { -+ rfval = rfb0r1 & (~0x3); -+ rfval = rfb0r1 | 0x1; -+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 1, rfval); -+ rfval = rfb0r2 & (~0x33); -+ rfval = rfb0r2 | 0x11; -+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, rfval); -+ rfval = rfb0r42 & (~0x50); -+ rfval = rfb0r42 | 0x10; -+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 42, rfval); -+ -+ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00001006); -+ udelay(1); -+ -+ bbpval = bbp1 & (~ 0x18); -+ bbpval = bbpval | 0x00; -+ rt2800_bbp_write(rt2x00dev, 1, bbpval); -+ -+ rt2800_bbp_dcoc_write(rt2x00dev, 1, 0x00); -+ } else { -+ rfval = rfb0r1 & (~0x3); -+ rfval = rfb0r1 | 0x2; -+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 1, rfval); -+ rfval = rfb0r2 & (~0x33); -+ rfval = rfb0r2 | 0x22; -+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, rfval); -+ rfval = rfb0r42 & (~0x50); -+ rfval = rfb0r42 | 0x40; -+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 42, rfval); -+ -+ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00002006); -+ udelay(1); -+ -+ bbpval = bbp1 & (~ 0x18); -+ bbpval = bbpval | 0x08; -+ rt2800_bbp_write(rt2x00dev, 1, bbpval); -+ -+ rt2800_bbp_dcoc_write(rt2x00dev, 1, 0x01); -+ } -+ udelay(500); -+ -+ vga_idx = 0; -+ while (vga_idx < 11) { -+ rt2800_rfcsr_write_dccal(rt2x00dev, 3, rf_vga_table[vga_idx]); -+ rt2800_rfcsr_write_dccal(rt2x00dev, 4, rf_vga_table[vga_idx]); -+ -+ rt2800_bbp_dcoc_write(rt2x00dev, 0, 0x93); -+ -+ for (i = 0; i < 10000; i++) { -+ bbpval = rt2800_bbp_read(rt2x00dev, 159); -+ if ((bbpval & 0xff) == 0x93) -+ udelay(50); -+ else -+ break; -+ } -+ -+ if ((bbpval & 0xff) == 0x93) { -+ rt2x00_warn(rt2x00dev, "Fatal Error: Calibration doesn't finish"); -+ goto restore_value; -+ } -+ -+ for (i = 0; i < 5; i++) { -+ u32 bbptemp = 0; -+ u8 value = 0; -+ int result = 0; -+ -+ rt2800_bbp_write(rt2x00dev, 158, 0x1e); -+ rt2800_bbp_write(rt2x00dev, 159, i); -+ rt2800_bbp_write(rt2x00dev, 158, 0x22); -+ value = rt2800_bbp_read(rt2x00dev, 159); -+ bbptemp = bbptemp + (value << 24); -+ rt2800_bbp_write(rt2x00dev, 158, 0x21); -+ value = rt2800_bbp_read(rt2x00dev, 159); -+ bbptemp = bbptemp + (value << 16); -+ rt2800_bbp_write(rt2x00dev, 158, 0x20); -+ value = rt2800_bbp_read(rt2x00dev, 159); -+ bbptemp = bbptemp + (value << 8); -+ rt2800_bbp_write(rt2x00dev, 158, 0x1f); -+ value = rt2800_bbp_read(rt2x00dev, 159); -+ bbptemp = bbptemp + value; -+ -+ if ((i < 2) && (bbptemp & 0x800000)) -+ result = (bbptemp & 0xffffff) - 0x1000000; -+ else if (i == 4) -+ result = bbptemp; -+ else -+ result = bbptemp; -+ -+ if (i == 0) -+ mi = result/4096; -+ else if (i == 1) -+ mq = result/4096; -+ else if (i == 2) -+ si = bbptemp/4096; -+ else if (i == 3) -+ sq = bbptemp/4096; -+ else -+ riq = result/4096; -+ } -+ -+ bbpval1 = si - mi*mi; -+ rt2x00_dbg(rt2x00dev, "RXIQ si=%d, sq=%d, riq=%d, bbpval %d, vga_idx %d", si, sq, riq, bbpval1, vga_idx); -+ -+ if (bbpval1 >= (100*100)) -+ break; -+ -+ if (bbpval1 <= 100) -+ vga_idx = vga_idx + 9; -+ else if (bbpval1 <= 158) -+ vga_idx = vga_idx + 8; -+ else if (bbpval1 <= 251) -+ vga_idx = vga_idx + 7; -+ else if (bbpval1 <= 398) -+ vga_idx = vga_idx + 6; -+ else if (bbpval1 <= 630) -+ vga_idx = vga_idx + 5; -+ else if (bbpval1 <= 1000) -+ vga_idx = vga_idx + 4; -+ else if (bbpval1 <= 1584) -+ vga_idx = vga_idx + 3; -+ else if (bbpval1 <= 2511) -+ vga_idx = vga_idx + 2; -+ else -+ vga_idx = vga_idx + 1; -+ } -+ -+ sigma_i = rt2800_do_sqrt_accumulation(100*(si - mi*mi)); -+ sigma_q = rt2800_do_sqrt_accumulation(100*(sq - mq*mq)); -+ r_iq = 10*(riq-(mi*mq)); -+ -+ rt2x00_dbg(rt2x00dev, "Sigma_i=%d, Sigma_q=%d, R_iq=%d", sigma_i, sigma_q, r_iq); -+ -+ if (((sigma_i <= 1400 ) && (sigma_i >= 1000)) -+ && ((sigma_i - sigma_q) <= 112) -+ && ((sigma_i - sigma_q) >= -112) -+ && ((mi <= 32) && (mi >= -32)) -+ && ((mq <= 32) && (mq >= -32))) { -+ r_iq = 10*(riq-(mi*mq)); -+ rt2x00_dbg(rt2x00dev, "RXIQ Sigma_i=%d, Sigma_q=%d, R_iq=%d\n", sigma_i, sigma_q, r_iq); -+ -+ g_rx = (1000 * sigma_q) / sigma_i; -+ g_imb = ((-2) * 128 * (1000 - g_rx)) / (1000 + g_rx); -+ ph_rx = (r_iq * 2292) / (sigma_i * sigma_q); -+ rt2x00_info(rt2x00dev, "RXIQ G_imb=%d, Ph_rx=%d\n", g_imb, ph_rx); -+ -+ if ((ph_rx > 20) || (ph_rx < -20)) { -+ ph_rx = 0; -+ rt2x00_warn(rt2x00dev, "RXIQ calibration FAIL"); -+ } -+ -+ if ((g_imb > 12) || (g_imb < -12)) { -+ g_imb = 0; -+ rt2x00_warn(rt2x00dev, "RXIQ calibration FAIL"); -+ } -+ } -+ else { -+ g_imb = 0; -+ ph_rx = 0; -+ rt2x00_dbg(rt2x00dev, "RXIQ Sigma_i=%d, Sigma_q=%d, R_iq=%d\n", sigma_i, sigma_q, r_iq); -+ rt2x00_warn(rt2x00dev, "RXIQ calibration FAIL"); -+ } -+ -+ if (ch_idx == 0) { -+ rt2800_bbp_write(rt2x00dev, 158, 0x37); -+ rt2800_bbp_write(rt2x00dev, 159, g_imb & 0x3f); -+ rt2800_bbp_write(rt2x00dev, 158, 0x35); -+ rt2800_bbp_write(rt2x00dev, 159, ph_rx & 0x3f); -+ } else { -+ rt2800_bbp_write(rt2x00dev, 158, 0x55); -+ rt2800_bbp_write(rt2x00dev, 159, g_imb & 0x3f); -+ rt2800_bbp_write(rt2x00dev, 158, 0x53); -+ rt2800_bbp_write(rt2x00dev, 159, ph_rx & 0x3f); -+ } -+ } -+ -+restore_value: -+ rt2800_bbp_write(rt2x00dev, 158, 0x3); -+ bbpval = rt2800_bbp_read(rt2x00dev, 159); -+ rt2800_bbp_write(rt2x00dev, 159, (bbpval | 0x07)); -+ -+ rt2800_bbp_write(rt2x00dev, 158, 0x00); -+ rt2800_bbp_write(rt2x00dev, 159, 0x00); -+ rt2800_bbp_write(rt2x00dev, 1, bbp1); -+ rt2800_bbp_write(rt2x00dev, 4, bbp4); -+ rt2800_bbp_write(rt2x00dev, 241, bbpr241); -+ rt2800_bbp_write(rt2x00dev, 242, bbpr242); -+ -+ rt2800_bbp_write(rt2x00dev, 244, 0x00); -+ bbpval = rt2800_bbp_read(rt2x00dev, 21); -+ bbpval |= 0x1; -+ rt2800_bbp_write(rt2x00dev, 21, bbpval); -+ usleep_range(10, 200); -+ bbpval &= 0xfe; -+ rt2800_bbp_write(rt2x00dev, 21, bbpval); -+ -+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 1, rfb0r1); -+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, rfb0r2); -+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 42, rfb0r42); -+ -+ rt2800_rfcsr_write_bank(rt2x00dev, 4, 0, rfb4r0); -+ rt2800_rfcsr_write_bank(rt2x00dev, 4, 19, rfb4r19); -+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 3, rfb5r3); -+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, rfb5r4); -+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 17, rfb5r17); -+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 18, rfb5r18); -+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 19, rfb5r19); -+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 20, rfb5r20); -+ -+ rt2800_rfcsr_write_bank(rt2x00dev, 6, 0, rfb6r0); -+ rt2800_rfcsr_write_bank(rt2x00dev, 6, 19, rfb6r19); -+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 3, rfb7r3); -+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 4, rfb7r4); -+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 17, rfb7r17); -+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 18, rfb7r18); -+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 19, rfb7r19); -+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 20, rfb7r20); -+ -+ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00000006); -+ udelay(1); -+ rt2800_register_write(rt2x00dev, RF_CONTROL0, 0x00000004); -+ udelay(1); -+ rt2800_register_write(rt2x00dev, RF_CONTROL0, orig_RF_CONTROL0); -+ udelay(1); -+ rt2800_register_write(rt2x00dev, RF_BYPASS0, orig_RF_BYPASS0); -+ rt2800_register_write(rt2x00dev, RF_CONTROL1, orig_RF_CONTROL1); -+ rt2800_register_write(rt2x00dev, RF_BYPASS1, orig_RF_BYPASS1); -+ rt2800_register_write(rt2x00dev, RF_CONTROL3, orig_RF_CONTROL3); -+ rt2800_register_write(rt2x00dev, RF_BYPASS3, orig_RF_BYPASS3); -+ rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, savemacsysctrl); -+} -+ - static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev, - bool set_bw, bool is_ht40) - { -@@ -9313,6 +9691,7 @@ static void rt2800_init_rfcsr_6352(struc - rt2800_rxdcoc_calibration(rt2x00dev); - rt2800_bw_filter_calibration(rt2x00dev, true); - rt2800_bw_filter_calibration(rt2x00dev, false); -+ rt2800_rxiq_calibration(rt2x00dev); - } - - static void rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev) diff --git a/package/kernel/mac80211/patches/rt2x00/986-rt2x00-add-TX-LOFT-calibration.patch b/package/kernel/mac80211/patches/rt2x00/986-rt2x00-add-TX-LOFT-calibration.patch index 6a685f80ab..a816aaf52a 100644 --- a/package/kernel/mac80211/patches/rt2x00/986-rt2x00-add-TX-LOFT-calibration.patch +++ b/package/kernel/mac80211/patches/rt2x00/986-rt2x00-add-TX-LOFT-calibration.patch @@ -1,3 +1,18 @@ +From: =?UTF-8?q?Tomislav=20Po=C5=BEega?= +Date: Thu, 11 Jan 2018 19:53:49 +0100 +Subject: [PATCH] rt2x00: add TX LOFT calibration +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Add TX LOFT calibration from mtk driver. + +Signed-off-by: Tomislav Požega +--- + .../net/wireless/ralink/rt2x00/rt2800lib.c | 938 ++++++++++++++++++ + .../net/wireless/ralink/rt2x00/rt2800lib.h | 10 + + 2 files changed, 948 insertions(+) + --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c @@ -9079,6 +9079,943 @@ restore_value: @@ -630,7 +645,7 @@ + + if (vga_gain[ch_idx] < 0) + vga_gain[ch_idx] = 0; -+ } ++ } + + rfvalue = rfvga_gain_table[vga_gain[ch_idx]]; + -- cgit v1.2.3