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18 commits

Author SHA1 Message Date
Lee Jones
0a43d993ee rtlwifi: rtl8723be: Remove set but unused variable 'lc_cal'
Fixes the following W=1 kernel build warning(s):

 drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c: In function ‘_rtl8723be_phy_lc_calibrate’:
 drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c:2181:36: warning: variable ‘lc_cal’ set but not used [-Wunused-but-set-variable]

Cc: Ping-Ke Shih <pkshih@realtek.com>
Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Larry Finger <Larry.Finger@lwfinger.net>
Cc: linux-wireless@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20201102112410.1049272-29-lee.jones@linaro.org
2020-11-07 18:14:41 +02:00
Larry Finger
e6dd230a4d rtlwifi: rtl8723be Rename RT_TRACE to rtl_dbg
Change the misleading macro name to one that is more descriptive for
rtl8723be. Changes suggested by ckeckpatch.pl have been made.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200723204244.24457-13-Larry.Finger@lwfinger.net
2020-08-31 18:26:05 +03:00
Ping-Ke Shih
92541dd9dd rtlwifi: rf_lock use non-irqsave spin_lock
rf_lock is used to protect RF register access, but they will not called
from interrupt context, so *_irqsave version isn't necessary. Then, these
delays don't affect IRQ services.

The old code holds spin_lock_irqsave() that will be detected a long delay
as below:

  kworker/-276     4d...    0us : _raw_spin_lock_irqsave
  kworker/-276     4d...    0us : rtl8723_phy_rf_serial_read <-rtl8723de_phy_set_rf_reg
  kworker/-276     4d...    1us : rtl8723_phy_query_bb_reg <-rtl8723_phy_rf_serial_read
  kworker/-276     4d...    3us : rtl8723_phy_set_bb_reg <-rtl8723_phy_rf_serial_read
  kworker/-276     4d...    4us : __const_udelay <-rtl8723_phy_rf_serial_read
  kworker/-276     4d...    4us!: delay_mwaitx <-rtl8723_phy_rf_serial_read
  kworker/-276     4d... 1004us : rtl8723_phy_set_bb_reg <-rtl8723_phy_rf_serial_read
  [...]

Reported-by: Lucas Stach <dev@lynxeye.de>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-11-20 09:41:29 +02:00
zhengbin
66070e8687 rtlwifi: rtl8723be: Remove set but not used variables 'reg_ecc','reg_eac'
Fixes gcc '-Wunused-but-set-variable' warning:

drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c: In function rtl8723be_phy_iq_calibrate:
drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c:2255:7: warning: variable reg_ecc set but not used [-Wunused-but-set-variable]
drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c: In function rtl8723be_phy_iq_calibrate:
drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c:2254:34: warning: variable reg_eac set but not used [-Wunused-but-set-variable]

They are not used since commit a619d1abe2 ("rtlwifi:
rtl8723be: Add new driver")

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: zhengbin <zhengbin13@huawei.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-10-02 07:32:53 +03:00
Larry Finger
93121c03e0 rtlwifi: rtl8723be: Replace old-style license information
The traditional license information is replaced by the SPDX form. There
are no code changes.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-02-19 17:00:32 +02:00
YueHaibing
999eb686aa wireless: remove unneeded semicolon
remove unneeded semicolon

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Acked-by: Ping-Ke Shih <pkshih@realtek.com>
Acked-by: Steve deRosier <derosier@cal-sierra.com>
Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-02-01 14:25:41 +02:00
Jérémy Lefaure
53ac793593 wireless: use ARRAY_SIZE
Using the ARRAY_SIZE macro improves the readability of the code. Also,
it is not always useful to use a variable to store this constant
calculated at compile time.

Found with Coccinelle with the following semantic patch:
@r depends on (org || report)@
type T;
T[] E;
position p;
@@
(
 (sizeof(E)@p /sizeof(*E))
|
 (sizeof(E)@p /sizeof(E[...]))
|
 (sizeof(E)@p /sizeof(T))
)

Signed-off-by: Jérémy Lefaure <jeremy.lefaure@lse.epita.fr>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-12-08 15:19:46 +02:00
Ping-Ke Shih
66970e38e5 rtlwifi: Update 8723be new phy parameters and its parser.
There are new PHY table values for the RTL8723BE. The changes require
new parsing code.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-07-28 18:16:36 +03:00
Ping-Ke Shih
a70883920e rtlwifi: Do IQK only once to reduce wifi occupy antenna
Modify 8723be and 8192e only.
8812/8821 do IQK in DM, so we may do it later.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Yan-Hsuan Chuang <yhchuang@realtek.com>
Cc: Birming Chiu <birming@realtek.com>
Cc: Shaofu <shaofu@realtek.com>
Cc: Steven Ting <steventing@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2017-06-28 20:50:58 +03:00
Larry Finger
4e2b4378f9 rtlwifi: rtl8723be: Remove all instances of DBG_EMERG
This is a step toward eliminating the RT_TRACE macros. Those calls that
have DBG_EMERG as the level are always logged, and they represent error
conditions, thus they are replaced with pr_err().

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-12-30 15:54:21 +02:00
Larry Finger
531940f964 rtlwifi: Replace local debug macro RT_ASSERT
This macro can be replaced with WARN_ONCE. In addition to using a
standard debugging macro for these critical errors, we also get
a stack dump.

In rtl8821ae/hw.c, a senseless comment was removed, and an incorrect
indentation was fixed.

This patch also fixes two places in each of rtl8192ee, rtl8723be,
and rtl8821ae where the logical condition was incorrect.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-12-30 15:54:19 +02:00
Joe Perches
ad5748893b rtlwifi: Add switch variable to 'switch case not processed' messages
Help along debugging by showing what switch/case variable is not
being processed in these messages.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-09-27 18:44:19 +03:00
Masanari Iida
8a1902374f rtlwifi: Fix typo in printk
This patch fix spelling typos found in drivers/net/wireless/realtek.

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Reviewed-by: Julian Calaby <julian.calaby@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08 16:42:51 +03:00
Joe Perches
4713bd1c74 rtlwifi: Add missing newlines to RT_TRACE calls
RT_TRACE does not add a newline to the end of a message and always
emits at KERN_DEBUG so these are susceptible to message interleaving
from other processes without the newline.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08 12:58:38 +03:00
Arnd Bergmann
08aba42fcc rtlwifi: use s8 instead of char
Compiling the rtlwifi drivers for ARM with gcc -Wextra warns about lots of
incorrect code that results from 'char' being unsigned here, e.g.

realtek/rtlwifi/rc.c:113:18: error: comparison is always true due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8188ee/dm.c:1070:22: error: comparison is always false due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8192ce/trx.c:54:16: error: comparison is always false due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8192cu/mac.c:601:16: error: comparison is always false due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8192de/trx.c:53:16: error: comparison is always false due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8192ee/phy.c:1268:12: error: comparison is always true due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8192se/rf.c:150:20: error: comparison is always false due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8723be/dm.c:877:29: error: comparison is always false due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8723be/phy.c:386:16: error: comparison is always true due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8821ae/dm.c:1514:38: error: comparison is always false due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8821ae/phy.c:1558:11: error: comparison is always false due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8821ae/phy.c:386:24: error: comparison is always false due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/rtl8821ae/trx.c:55:12: error: comparison is always false due to limited range of data type [-Werror=type-limits]
realtek/rtlwifi/stats.c:31:16: error: comparison is always false due to limited range of data type [-Werror=type-limits]

This patch changes all uses of 'char' in this driver that refer to
8-bit integers to use 's8' instead, which is signed on all architectures.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-06-29 18:48:15 +03:00
Heinrich Schuchardt
6b3c33e985 rtlwifi: rtl8723be: avoid undefined behavior
Do not return undefined value for transmission power
if the rate is invalid.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-06-14 17:20:50 +03:00
Larry Finger
b3c4201bce rtlwifi: rtl8723be: Fix Smatch warnings
Smatch reports the following:

  CHECK   drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c
drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c:1726 _rtl8723be_phy_path_a_rx_iqk() warn: inconsistent indenting
drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c:2304 _rtl8723be_phy_lc_calibrate() warn: inconsistent indenting
drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c:2609 _rtl8723be_phy_set_rf_power_state() warn: inconsistent indenting
  CHECK   drivers/net/wireless/realtek/rtlwifi/rtl8723be/rf.c
drivers/net/wireless/realtek/rtlwifi/rtl8723be/rf.c:306 _rtl8723be_get_txpower_writeval_by_regulatory() warn: inconsistent indenting

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-04-06 21:36:27 +03:00
Larry Finger
f1d2b4d338 rtlwifi: rtl818x: Move drivers into new realtek directory
Now that a new mac80211-based driver for Realtek devices has been submitted,
it is time to reorganize the directories. Rather than having directories
rtlwifi and rtl818x be in drivers/net/wireless/, they will now be in
drivers/net/wireless/realtek/. This change simplifies the directory
structure, but does not result in any configuration changes that are
visable to the user.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-10-14 13:33:10 +03:00
Renamed from drivers/net/wireless/rtlwifi/rtl8723be/phy.c (Browse further)