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To reclaim TX BD, we need to read hardware reading index to determine if
any DMA is complete. Since this IO spends time, do this thing only if we
really need it when TX BD has no free buffer corresponding to target skb.
The experimental result shows that reading counter decreases from 26,000
to 130 per second.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220421120903.73715-4-pkshih@realtek.com
RPWM/CPWM are registers that can set and check low power mode. Since chips
use different address, add a field to access them in common flow.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220421120903.73715-3-pkshih@realtek.com
8852CE uses different but similar IMR/ISR registers, and its masks are also
different in various states, so add config_intr_mask ops to configure masks
according to under_recovery or low_power states.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220421120903.73715-2-pkshih@realtek.com
Disable this capability to avoid timeout errors on certain platforms.
Without it, pci bus might stuck and leads to disconnection.
Signed-off-by: Po-Hao Huang <phhuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Tested-by: Chris Chiu <chris.chiu@canonical.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220420093058.31646-2-pkshih@realtek.com
This avoids below warning and makes compiler happy.
error: uninitialized symbol 'tim_offset'
Signed-off-by: Po-Hao Huang <phhuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220420093058.31646-1-pkshih@realtek.com
Using pm_runtime_resume_and_get() to replace pm_runtime_get_sync and
pm_runtime_put_noidle. This change is just to simplify the code, no
actual functional changes.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220420090247.2588680-1-chi.minghao@zte.com.cn
Using pm_runtime_resume_and_get() to replace pm_runtime_get_sync and
pm_runtime_put_noidle. This change is just to simplify the code, no
actual functional changes.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220420090214.2588618-1-chi.minghao@zte.com.cn
During setting channel, we need to backup/restore and disable/enable some
settings. The settings include SCH (scheduler channel), PPDU status report,
and RF components, DFS and ADC.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220414062027.62638-13-pkshih@realtek.com
BB does many settings during setting channel. First is to configure CCK
for 2G channels, and then basic channel and bandwidth settings with a
encoded channel index that will report to driver when we receive packets.
Configure spur elimination to avoid spur of CSI and NBI tones in certain
frequencies. Also, it initializes BT grant to arrange path sharing with
BT according to band. Finally, reset TSSI and BB hardware to ensure it
stays in initial state.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220414062027.62638-12-pkshih@realtek.com
Add parser for bb gain table and configure bb gain table for 8852c.
While ctrl_ch, obtain bb gain error settings and write them to phy.
Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220414062027.62638-7-pkshih@realtek.com
chip_ops::bb_sethw is to initialize BB settings out of BB parameters
tables. Once switching channel or initialing, we do chip_ops::bb_reset to
reset hardware counters and states to make things in expectation.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220414062027.62638-6-pkshih@realtek.com
TSSI is used to manage TX power with thermal value as a factor. This patch
is to configure bandedge to TX proper waveform.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220414062027.62638-5-pkshih@realtek.com
TX power track tables are used to do TX power compensation according to
thermal value. In order to work in existing and new chip, add new 6G
entries, and change type from u8 to s8.
Internal version table is HALRF_027_00_031.
Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220414062027.62638-4-pkshih@realtek.com
TX power depends on rate, but must follow regulation for specific country.
Once asked to set channel, we configure registers according to these TX
power tables.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220414062027.62638-3-pkshih@realtek.com
These parameters are used to initialize BB and RF hardware when we are
going to bring up interface and start to transmit and receive.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220414062027.62638-2-pkshih@realtek.com
Using pm_runtime_resume_and_get is more appropriate
for simplifing code
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220413093356.2538192-1-chi.minghao@zte.com.cn
Using pm_runtime_resume_and_get() to replace pm_runtime_get_sync and
pm_runtime_put_noidle. This change is just to simplify the code, no
actual functional changes.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220420090141.2588553-1-chi.minghao@zte.com.cn
Using pm_runtime_resume_and_get() to replace pm_runtime_get_sync and
pm_runtime_put_noidle. This change is just to simplify the code, no
actual functional changes.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220419110445.2574424-1-chi.minghao@zte.com.cn
Using pm_runtime_resume_and_get is more appropriate
for simplifing code
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220413093939.2538825-1-chi.minghao@zte.com.cn
Using pm_runtime_resume_and_get is more appropriate
for simplifing code
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220413093502.2538316-1-chi.minghao@zte.com.cn
Using pm_runtime_resume_and_get is more appropriate
for simplifing code
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220413093431.2538254-1-chi.minghao@zte.com.cn
Using pm_runtime_resume_and_get is more appropriate
for simplifing code
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220412091742.2533527-1-chi.minghao@zte.com.cn
DCTL is short for D-MAC control that V1 chip uses this H2C to configure
security CAM. Implement the callers in next patch.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220413010804.8941-3-pkshih@realtek.com
In order to support new chip that has capability of 160M, we need new
format to fill new information, so add a new V1 ID for newer use. Since
most fields are the same, fill fields according to the function ID of chip.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220413010804.8941-2-pkshih@realtek.com
There are some spelling mistakes in the comments. Fix it.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn>
Acked-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220411032458.2517551-1-lv.ruyi@zte.com.cn
There are some spelling mistakes in the comments. Fix it.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn>
Acked-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220408095803.2495336-1-lv.ruyi@zte.com.cn
Using pm_runtime_resume_and_get is more appropriate
for simplifing code
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220408081205.2494512-1-chi.minghao@zte.com.cn
Make workaround work for other 8821CE devices with different PCI ID
Signed-off-by: Jimmy Hon <honyuenkwun@gmail.com>
Reviewed-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220407075123.420696-3-honyuenkwun@gmail.com
New device ID 0xb821 found on TP-Link T2E
Tested it with c821 driver. 2.4GHz and 5GHz works.
PCI id:
05:00.0 Network controller: Realtek Semiconductor Co., Ltd. Device b821
Subsystem: Realtek Semiconductor Co., Ltd. Device b821
Signed-off-by: Jimmy Hon <honyuenkwun@gmail.com>
Reviewed-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220407075123.420696-2-honyuenkwun@gmail.com
RSSI value per frame is reported to mac80211 but not maintained in
our own statistics, add it back to help us debug.
Signed-off-by: Po-Hao Huang <phhuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220407095858.46807-7-pkshih@realtek.com
Calling calibration to yield expected PHY performance. We do this in STA
mode, so do this in AP mode as well.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220407095858.46807-6-pkshih@realtek.com
Without this setting, hardware would not report to driver even if
management frames are transmitted successfully. So we fix it.
Signed-off-by: Po-Hao Huang <phhuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220407095858.46807-5-pkshih@realtek.com
To support stations in power saving mode, AP should notify stations
that there are frames buffered at the AP via TIM during beacons.
Driver used to transmit identical beacons that were downloaded to
hardware during the initiation phase. This beacon will become
obsolete over time.
If the beacon does not contain sufficient information, station would
not be able to percept that there is data to receive. Hence it won't
wake up and start the PS-poll procedure, this could lead to timeout
and/or lost data segments. In order to resolve this issue, driver will
now download beacon to hardware whenever the content is updated.
Enable hardware to update dtim_count for more efficiency, this reduces
the overhead of downloading beacon at every beacon interval since most
of the time only the dtim_count needs to be updated.
Change queue mapping for broadcast/multicast frames to high queue, so
these frames can be prioritized and sent when dtim_count is zero.
Signed-off-by: Po-Hao Huang <phhuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220407095858.46807-4-pkshih@realtek.com
We should only fill in frequency reported by firmware during scan.
Add this so frames won't be dropped by mac80211 due to frequency
mismatch.
Signed-off-by: Po-Hao Huang <phhuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220407095858.46807-3-pkshih@realtek.com
Adding this allows us to get notification when bitrate configuration
of the station changes. Update according parameters to firmware so
the rate control algorithm can work properly.
Signed-off-by: Po-Hao Huang <phhuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220407095858.46807-2-pkshih@realtek.com
Change the struct and the uses to const to reduce data.
$ size drivers/net/wireless/realtek/rtw89/ser.o* (x86-64 defconfig w/ rtw89)
text data bss dec hex filename
3741 8 0 3749 ea5 drivers/net/wireless/realtek/rtw89/ser.o.new
3437 312 0 3749 ea5 drivers/net/wireless/realtek/rtw89/ser.o.old
Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/2fd88e6119f62b968477ef9781abb1832d399fd6.camel@perches.com
Initialize registers to default values, such as PTA and GNT pin, and set
pin MUX according to number of antenna on hardware module.
Signed-off-by: Chia-Yuan Li <leo.li@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220408001353.17188-10-pkshih@realtek.com
Separated DIG RX gain, IGI configurations from not supportted HW using
"support_igi" capability flag.
Signed-off-by: Johnson Lin <johnson.lin@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220408001353.17188-9-pkshih@realtek.com
Disable watchdog timer to prevent it timeout suddenly.
Signed-off-by: Chia-Yuan Li <leo.li@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220408001353.17188-8-pkshih@realtek.com
The bit B_AX_SS_NONEMPTY_SS2FINFO_EN should be clear, because we configure
C-MAC as hardware TX/RX mode.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220408001353.17188-6-pkshih@realtek.com
Turn on ERR IMR, and then firmware can capture interrupts reflecting
errors to recover hardware states.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220408001353.17188-5-pkshih@realtek.com
Similarly, create functions to set specific C-MAC masks for firmware
recovery.
Signed-off-by: Chia-Yuan Li <leo.li@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220408001353.17188-4-pkshih@realtek.com
