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Set SAR configs to the corresponding CRs (control registers) according to
RF path. Then, declare to support SAR by antenna in chip info.
Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20250326020643.14487-12-pkshih@realtek.com
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Set SAR configs to the corresponding CRs (control registers) according to
RF path. Then, declare to support SAR by antenna in chip info.
Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20250326020643.14487-11-pkshih@realtek.com
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The force TX power function is disabled, but the force TX power value is
preserved, causing misunderstand the behavior in debug. Clear all values.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20250325031021.15619-1-pkshih@realtek.com
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Some of 11ax AP set the UL HE-SIG-A2 reserved subfield to all 0s, which
will cause the 11be chip to recognize trigger frame as EHT. We propose
a method to bypass the "UL HE-SIG-A2 reserved subfield" and always uses
HE TB in response to the AP's trigger frame.
Signed-off-by: Dian-Syuan Yang <dian_syuan0116@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20250306021144.12854-6-pkshih@realtek.com
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The 8922A now supports dynamic antenna gain. However, in firmware
before v0.35.64.0, different transmit powers cannot be applied to
each RF path. To comply with regulatory limits in these older
firmware, the lower of the two requested transmit powers will
be used for both paths when they differ.
Signed-off-by: Kuan-Chung Chen <damon.chen@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20250306021144.12854-5-pkshih@realtek.com
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common flow
The agg_limit and txcnt_limit are used by BT-coexistence to reduce
WiFi TX time at once to share time with Bluetooth devices. Since
these registers address are different from WiFi 6 and 7 chips, define
them accordingly.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20250217063053.38936-2-pkshih@realtek.com
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The registers of EDCCA log for PHY 1 isn't a simple offset, so define
them accordingly. Then the function use register set to access reports
according to phy_idx.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20250117072828.16728-8-pkshih@realtek.com
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The PPDU status of probe response will fail to parse the IE due to being
filtered by the to_self check. Therefore, we parse RSSI from PHY report in
RX descriptor.
Signed-off-by: Chih-Kang Chang <gary.chang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20241128055433.11851-5-pkshih@realtek.com
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For WiFi 6 chips, firmware secure boot will run on a IDMEM mode specified
in firmware header. Retrieve the mode from firmware, and set to registers
accordingly.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20241030022135.11688-6-pkshih@realtek.com
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If the PPDU length for VHT rate exceeds 0x40000, calculating the PSDU
length will overflow. TMAC will determine the length to be too small and
as a result, all packets will be sent as ZLD (Zero Length Delimiter).
Fixes: 5f7e92c59b8e ("wifi: rtw89: 8852b: set AMSDU limit to 5000")
Signed-off-by: Chia-Yuan Li <leo.li@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240815134054.44649-1-pkshih@realtek.com
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TX EVM will significantly decrease for long packets when
the TX idle time increases. Introduce digital compensation
based on TX idle time, to mitigate TX EVM degradation, and
TX throughput improved from 1871 to 1947 Mbps.
Signed-off-by: Kuan-Chung Chen <damon.chen@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240809072012.84152-3-pkshih@realtek.com
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Add support for ieee80211::rfkill_poll ops. This enables periodic
monitoring of the hardware rfkill state, triggering updates when the
status changes.
Signed-off-by: Kuan-Chung Chen <damon.chen@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240724052626.12774-3-pkshih@realtek.com
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Add chip_info of RTL8852BT accordingly, including firmware elements
support, MAC memory quota (WDE, PLE and etc), SER IMR used by firmware,
BTC registers, register based H2C/C2H, WoWLAN stub.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240720021340.12102-4-pkshih@realtek.com
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DACK (digital-to-analog converters calibration) is used to calibrate DAC
to output signals as expected.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240627025849.25198-4-pkshih@realtek.com
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IQ signal calibration is a very important calibration to yield good RF
performance. We do this calibration once we are going to an AP. During
scanning phase, without this calibration RF performance is still
acceptable because it transmits and receives with low data rate at
this phase.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240627025849.25198-2-pkshih@realtek.com
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DPK is short for digital pre-distortion calibration. It can adjusts digital
waveform according to PA linear characteristics dynamically to enhance
TX EVM for high power.
Do this calibration when we are going to run on AP channel. To prevent
power offset out of boundary, it monitors thermal and set proper boundary
to register.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240621073458.55187-3-pkshih@realtek.com
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TSSI is transmitter signal strength indication, which is a close-loop
hardware circuit to feedback actual transmitting power as a reference for
next transmission.
It does full calibration when we are going to connect an AP. When switching
bands or channels for scanning or some reasons, reset hardware status to
prevent use wrong power value feedback from previous transmission.
It also loads tables of compensation values reflecting current temperature
into registers according to channel and band group to transmit packets
with expected power.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240621073458.55187-2-pkshih@realtek.com
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We add polling after sending LPS H2C to ensure that the Firmware is
received and executes RPWM thereafter. Otherwise, if the Firmware
executes RPWM without receiving LPS H2C, it will cause beacon loss in
WoWLAN mode due to the inability to obtain channel and bandwidth
information from H2C.
Signed-off-by: Chih-Kang Chang <gary.chang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240620055825.17592-8-pkshih@realtek.com
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The 802.11ax chip also needs rtw89_mac_cpu_io_rx(), which notifies Firmware
to start or stop WoWLAN and waits until Firmware process over. Then,
the driver can continue processing to avoid unexpected behavior.
Signed-off-by: Chih-Kang Chang <gary.chang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240620055825.17592-4-pkshih@realtek.com
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Need to update WoWLAN wakeup reason register after firmware version
0.35.22.0 for RTL8922A, and 0.27.80.0 for RTL8852CE.
Signed-off-by: Chih-Kang Chang <gary.chang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20240620055825.17592-3-pkshih@realtek.com
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Many common settings can share to 8851B, 8852B and 8852BT, so add an inline
function rtw89_is_rtl885xb() to be concise. Meanwhile review and align
settings for existing chips.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://msgid.link/20240607070659.80263-4-pkshih@realtek.com
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The channel configuration of 8852BT is very similar but a little different
to 8852B, so use chip ID as condition to add extra handles including
external loss compensation, ADC configurations, spur settings and so on.
Don't affect existing 8852BE.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://msgid.link/20240607070659.80263-3-pkshih@realtek.com
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RFE type 5 of 8852B is a type of hardware module, which can use different
external components, so update register settings accordingly.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://msgid.link/20240423121247.24714-2-pkshih@realtek.com
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8922A needs to set UL MU/OFDMA power and fine tune power
error tolerance for proper response to AP's trigger frame.
Signed-off-by: Kuan-Chung Chen <damon.chen@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://msgid.link/20240401063818.12880-1-pkshih@realtek.com
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The hardware command parser of txptctrl (TX protocol control) has overly
stringent timeout conditions, which results in false alarm. So disable it.
Signed-off-by: Chia-Yuan Li <leo.li@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://msgid.link/20240321025603.20614-1-pkshih@realtek.com
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The setting during suspend or resume is different between different
generation, so update it.
Signed-off-by: Chin-Yen Lee <timlee@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240302005828.13666-6-pkshih@realtek.com
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The registers to configure mac function for WoWLAN mode that are different
from different generation, so update them.
Signed-off-by: Chin-Yen Lee <timlee@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240302005828.13666-5-pkshih@realtek.com
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The statue register is for driver to check if WoWLAN mode works or stops
successfully. It is changed for new generation, so update it.
Signed-off-by: Chin-Yen Lee <timlee@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240302005828.13666-3-pkshih@realtek.com
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To avoid using bit fields for H2C command, rearrange the structure.
And also patch the corresponding code for the using of this structure.
No logic changes for existing chips.
Signed-off-by: Ching-Te Ku <ku920601@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240229074514.219276-4-pkshih@realtek.com
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Under some circumstances, coexistence mechanism want to keep grant BT or
WiFi, such as inquiry and WiFi is connecting, to ensure BT or WiFi can
transmit or receive data in that period.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240229074514.219276-3-pkshih@realtek.com
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When hardware grant BT initially but transition to grant WiFi, the PLT
(polluted) bit is set to assist coexistence mechanism to debug if
grant signal is expected.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240229074514.219276-2-pkshih@realtek.com
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Configure RF registers according to band, channel, bandwidth. Since this
chip will support MLO, it needs check the operating mode to decide paths
we are going to configure.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240215055741.14148-4-pkshih@realtek.com
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In additional to configure band, channel and bandwidth registers, it also
configure CCK support on 2GHZ band, spur elimination, and RX gain.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240215055741.14148-3-pkshih@realtek.com
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To set channel, add a function to get TXSB (TX subband) that is hardware
index to indicate primary channel. Then, configure band, channel,
bandwidth and TXSB via registers.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240215055741.14148-2-pkshih@realtek.com
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Modify reg for BE generation when AP stop, otherwise have warning
messages "Polling beacon packet empty fail".
Signed-off-by: Chih-Kang Chang <gary.chang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240209065229.34515-10-pkshih@realtek.com
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ctrl_nbtg_bt_tx()
ctrl_nbtg_bt_tx is used to control AGC settings under non-shared path
condition, which is affected by BT TX. To speed up IO, merge continual
bit mask into one IO. Also, correct a register definition.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240209065229.34515-9-pkshih@realtek.com
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Hardware can use spatial reuse to reduce interference in OBSS environment,
and originally use MAC header to match BSS color and AID. Change to use
PLCP to match them earlier to prevent margin timing.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240209065229.34515-7-pkshih@realtek.com
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DLE (data link engine) could hold quota when we are going to enable/disable
MAC-1 block, so trigger hardware to return all held quota.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240209065229.34515-4-pkshih@realtek.com
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Add a chip_ops for WiFi 7 chips to set additional RF configurations
including MLO and PLL settings.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240202030642.108385-12-pkshih@realtek.com
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We are going to do RF calibrations in firmware, so driver needs to provide
channel information for calibrations, which can do the same things as
they did in driver.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240202030642.108385-3-pkshih@realtek.com
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The ps_state register is used for driver to check if the WiFi chip leave
power save mode successfully. The register is changed for new generation,
so update it.
Signed-off-by: Chin-Yen Lee <timlee@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240126063356.17857-7-pkshih@realtek.com
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Get thermal value as a clue to do RF calibration if the delta is larger
than a threshold, but 8922A doesn't need this, so we only read out the
value when debugging to reduce IO.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240124033802.12508-1-pkshih@realtek.com
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Implement indirect interface v2 to read/write RF registers via PHY
registers for 8922A.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240124033637.12330-5-pkshih@realtek.com
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This function is to set TX/RX path. Especially for 1SS rate, it can select
to TX on one or two antenna. Before this operation, stop hardware to
prevent transmitting/receiving unexpected packets. After that, restore
settings and reset hardware to prevent it stays on abnormal state.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240124033637.12330-4-pkshih@realtek.com
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To set TX/RX path or set channel, we need these helpers to stop TX and
restore settings. The sch_tx stands for scheduler TX channel, and the
cfg_ppdu is to stop reporting PPDU status, so we should stop them during
setting.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240124033637.12330-3-pkshih@realtek.com
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Be higher resolution of SER timer unit from 32ms to 16ms to detect
abnormal situation more accurately, and set hardware watchdog timer to 4ms.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240121071826.10159-2-pkshih@realtek.com
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These functions are to control baseband AGC while BT coexists with WiFi.
Among these functions, ctrl_btg_bt_rx is used to control AGC related
settings, which is affected by BT RX, while BT shares the same path with
WiFi; ctrl_nbtg_bt_tx is used to control AGC settings under non-shared
path condition, which is affected by BT TX.
Signed-off-by: Chung-Hsuan Hung <hsuan8331@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240120003831.7014-7-pkshih@realtek.com
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The ::power_trim is to write bias value programmed in efuse to normalize
TX power, and then using ::set_txpwr_ctrl to set reference TX power value.
The ::set_txpwr is to set final TX power according to regulation of current
country.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240120003831.7014-6-pkshih@realtek.com
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Firmware H2C commands and C2H events can go via registers, so define them
accordingly. The page registers are to arrange local buffer of WiFi chip.
RRSR is to define rate selection to transmit BA or ACK. EDCCA is to set
threshold of engine detection mechanism by BB hardware.
Like other chips, define these registers and we can share the same flow.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240120003831.7014-5-pkshih@realtek.com
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The chip_ops::bb_preinit and ::bb_postinit are called before and after
loading BB parameters from tables of firmware file. The ::bb_reset is
used to reset hardware state, and currently it is not needed by 8922AE so
leave it as empty. The ::bb_sethw is to implement conditional parameters.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240120003831.7014-4-pkshih@realtek.com
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