mac80211: ath10k add leds support
This adds support for leds handled by the wireless chipset. Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
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				@ -0,0 +1,617 @@
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From: Sebastian Gottschall <s.gottschall@newmedia-net.de>
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Adds LED and GPIO Control support for 988x, 9887, 9888, 99x0, 9984 based
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chipsets with on chipset connected led's using WMI Firmware API.  The LED
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device will get available named as "ath10k-phyX" at sysfs and can be controlled
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with various triggers.  adds also debugfs interface for gpio control.
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This patch is specific for OpenWRt base, as is use old backported package
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with old wireless source. Support for QCA9984 is removed and a simbol
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is added to local-simbol file to export the actually compile the code 
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with the ATH10K_LEDS simbol.
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Signed-off-by: Sebastian Gottschall <s.gottschall@dd-wrt.com>
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Reviewed-by: Steve deRosier <derosier@cal-sierra.com>
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[kvalo: major reorg and cleanup]
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Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
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---
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v13:
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* only compile tested!
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* fix all checkpatch warnings
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* fix commit log
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* sizeof(struct ath10k_gpiocontrol) -> sizeof(*gpio)
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* unsigned -> unsigned int
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* remove GPIOLIB code, that should be added in a separate patch
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* rename gpio.c to leds.c
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* add leds.h
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* rename some functions:
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  ath10k_attach_led() -> ath10k_leds_register()
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  ath10k_unregister_led() -> ath10k_leds_unregister()
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  ath10k_reset_led_pin() -> ath10k_leds_start()
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* call ath10k_leds_unregister() before ath10k_thermal_unregister() to preserve ordering
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* call ath10k_leds_start() only from ath10k_core_start() and not from mac.c
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* rename struct ath10k_gpiocontrol as anonymous function under struct
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  ath10k::leds, no need for memory allocation
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* merge ath10k_add_led() to ath10k_attach_led(), which is it's only caller
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* remove #if IS_ENABLED() checks from most of places, memory savings from those were not worth it
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* Kconfig help text improvement and move it lower in the menu, also don't enable it by default
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* switch to set_brightness_blocking() so that the callback can sleep,
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  then no need to use ath10k_wmi_cmd_send_nowait() and can take mutex
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  to access ar->state
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* don't touch ath10k_wmi_pdev_get_temperature()
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* as QCA6174/QCA9377 are not (yet) supported don't add the command to WMI-TLV interface
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* remove debugfs interface, that should be added in another patch
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* cleanup includes
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 drivers/net/wireless/ath/ath10k/Kconfig   |  10 +++
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 drivers/net/wireless/ath/ath10k/Makefile  |   1 +
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 drivers/net/wireless/ath/ath10k/core.c    |  22 +++++++
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 drivers/net/wireless/ath/ath10k/core.h    |   9 ++-
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 drivers/net/wireless/ath/ath10k/hw.h      |   1 +
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 drivers/net/wireless/ath/ath10k/leds.c    | 103 ++++++++++++++++++++++++++++++
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 drivers/net/wireless/ath/ath10k/leds.h    |  45 +++++++++++++
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 drivers/net/wireless/ath/ath10k/mac.c     |   1 +
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 drivers/net/wireless/ath/ath10k/wmi-ops.h |  32 ++++++++++
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 drivers/net/wireless/ath/ath10k/wmi-tlv.c |   2 +
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 drivers/net/wireless/ath/ath10k/wmi.c     |  54 ++++++++++++++++
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 drivers/net/wireless/ath/ath10k/wmi.h     |  35 ++++++++++
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 12 files changed, 314 insertions(+), 1 deletion(-)
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 create mode 100644 drivers/net/wireless/ath/ath10k/leds.c
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 create mode 100644 drivers/net/wireless/ath/ath10k/leds.h
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--- a/drivers/net/wireless/ath/ath10k/Kconfig
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+++ b/drivers/net/wireless/ath/ath10k/Kconfig
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@@ -56,6 +56,16 @@ config ATH10K_DEBUGFS
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 	  If unsure, say Y to make it easier to debug problems.
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+config ATH10K_LEDS
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+	bool "Atheros ath10k LED support"
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+	depends on ATH10K
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+	select MAC80211_LEDS
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+	select LEDS_CLASS
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+	select NEW_LEDS
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+	default y
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+	---help---
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+	  This option is necessary, if you want LED support for chipset connected led pins. If unsure, say N.
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+
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 config ATH10K_SPECTRAL
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 	bool "Atheros ath10k spectral scan support"
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 	depends on ATH10K_DEBUGFS
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--- a/drivers/net/wireless/ath/ath10k/Makefile
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+++ b/drivers/net/wireless/ath/ath10k/Makefile
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@@ -18,6 +18,7 @@ ath10k_core-$(CPTCFG_ATH10K_SPECTRAL) +=
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 ath10k_core-$(CPTCFG_NL80211_TESTMODE) += testmode.o
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 ath10k_core-$(CPTCFG_ATH10K_TRACING) += trace.o
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 ath10k_core-$(CPTCFG_ATH10K_THERMAL) += thermal.o
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+ath10k_core-$(CPTCFG_ATH10K_LEDS) += leds.o
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 ath10k_core-$(CPTCFG_MAC80211_DEBUGFS) += debugfs_sta.o
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 ath10k_core-$(CONFIG_PM) += wow.o
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--- a/local-symbols
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+++ b/local-symbols
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@@ -144,6 +144,7 @@ ATH10K_DEBUG=
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 ATH10K_DEBUGFS=
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 ATH10K_SPECTRAL=
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 ATH10K_THERMAL=
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+ATH10K_LEDS=
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 ATH10K_TRACING=
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 ATH10K_DFS_CERTIFIED=
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 WCN36XX=
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--- a/drivers/net/wireless/ath/ath10k/core.c
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+++ b/drivers/net/wireless/ath/ath10k/core.c
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@@ -32,6 +32,7 @@
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 #include "htt.h"
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 #include "testmode.h"
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 #include "wmi-ops.h"
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+#include "leds.h"
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 unsigned int ath10k_debug_mask;
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 static unsigned int ath10k_cryptmode_param;
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@@ -56,6 +57,7 @@ static const struct ath10k_hw_params ath
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 		.id = QCA988X_HW_2_0_VERSION,
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 		.dev_id = QCA988X_2_0_DEVICE_ID,
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 		.name = "qca988x hw2.0",
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+		.led_pin = 1,
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 		.patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR,
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 		.uart_pin = 7,
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 		.cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_ALL,
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@@ -80,6 +82,7 @@ static const struct ath10k_hw_params ath
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 		.id = QCA9887_HW_1_0_VERSION,
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 		.dev_id = QCA9887_1_0_DEVICE_ID,
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 		.name = "qca9887 hw1.0",
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+		.led_pin = 1,
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 		.patch_load_addr = QCA9887_HW_1_0_PATCH_LOAD_ADDR,
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 		.uart_pin = 7,
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 		.cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_ALL,
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@@ -199,6 +202,7 @@ static const struct ath10k_hw_params ath
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 		.id = QCA99X0_HW_2_0_DEV_VERSION,
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 		.dev_id = QCA99X0_2_0_DEVICE_ID,
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 		.name = "qca99x0 hw2.0",
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+		.led_pin = 17,
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 		.patch_load_addr = QCA99X0_HW_2_0_PATCH_LOAD_ADDR,
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 		.uart_pin = 7,
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 		.otp_exe_param = 0x00000700,
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@@ -228,6 +232,7 @@ static const struct ath10k_hw_params ath
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 		.id = QCA9984_HW_1_0_DEV_VERSION,
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 		.dev_id = QCA9984_1_0_DEVICE_ID,
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 		.name = "qca9984/qca9994 hw1.0",
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+		.led_pin = 17,
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 		.patch_load_addr = QCA9984_HW_1_0_PATCH_LOAD_ADDR,
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 		.uart_pin = 7,
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 		.cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
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@@ -262,6 +267,7 @@ static const struct ath10k_hw_params ath
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 		.id = QCA9888_HW_2_0_DEV_VERSION,
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 		.dev_id = QCA9888_2_0_DEVICE_ID,
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 		.name = "qca9888 hw2.0",
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+		.led_pin = 17,
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 		.patch_load_addr = QCA9888_HW_2_0_PATCH_LOAD_ADDR,
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 		.uart_pin = 7,
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 		.cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
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@@ -2254,6 +2260,10 @@ int ath10k_core_start(struct ath10k *ar,
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 	if (status)
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 		goto err_hif_stop;
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+	status = ath10k_leds_start(ar);
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+	if (status)
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+		goto err_hif_stop;
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+
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 	return 0;
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 err_hif_stop:
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@@ -2471,9 +2481,18 @@ static void ath10k_core_register_work(st
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 		goto err_spectral_destroy;
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 	}
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+	status = ath10k_leds_register(ar);
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+	if (status) {
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+		ath10k_err(ar, "could not register leds: %d\n",
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+			   status);
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+		goto err_thermal_unregister;
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+	}
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+
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 	set_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags);
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 	return;
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+err_thermal_unregister:
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+	ath10k_thermal_unregister(ar);
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 err_spectral_destroy:
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 	ath10k_spectral_destroy(ar);
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 err_debug_destroy:
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@@ -2515,6 +2534,8 @@ void ath10k_core_unregister(struct ath10
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 	if (!test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags))
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 		return;
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+	ath10k_leds_unregister(ar);
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+
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 	ath10k_thermal_unregister(ar);
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 	/* Stop spectral before unregistering from mac80211 to remove the
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 	 * relayfs debugfs file cleanly. Otherwise the parent debugfs tree
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--- a/drivers/net/wireless/ath/ath10k/core.h
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+++ b/drivers/net/wireless/ath/ath10k/core.h
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@@ -24,6 +24,7 @@
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 #include <linux/pci.h>
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 #include <linux/uuid.h>
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 #include <linux/time.h>
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+#include <linux/leds.h>
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 #include "htt.h"
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 #include "htc.h"
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@@ -789,7 +790,6 @@ struct ath10k {
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 	u32 low_5ghz_chan;
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 	u32 high_5ghz_chan;
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 	bool ani_enabled;
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-
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 	bool p2p;
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 	struct {
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@@ -972,6 +972,13 @@ struct ath10k {
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 	} testmode;
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 	struct {
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+		struct gpio_led wifi_led;
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+		struct led_classdev cdev;
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+		char label[48];
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+		u32 gpio_state_pin;
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+	} leds;
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+
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+	struct {
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 		/* protected by data_lock */
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 		u32 fw_crash_counter;
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 		u32 fw_warm_reset_counter;
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--- a/drivers/net/wireless/ath/ath10k/hw.h
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+++ b/drivers/net/wireless/ath/ath10k/hw.h
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@@ -490,6 +490,7 @@ struct ath10k_hw_params {
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 	const char *name;
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 	u32 patch_load_addr;
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 	int uart_pin;
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+	int led_pin;
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 	u32 otp_exe_param;
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 	/* Type of hw cycle counter wraparound logic, for more info
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--- /dev/null
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+++ b/drivers/net/wireless/ath/ath10k/leds.c
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@@ -0,0 +1,103 @@
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+/*
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+ * Copyright (c) 2005-2011 Atheros Communications Inc.
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+ * Copyright (c) 2011-2017 Qualcomm Atheros, Inc.
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+ * Copyright (c) 2018 Sebastian Gottschall <s.gottschall@dd-wrt.com>
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+ * Copyright (c) 2018, The Linux Foundation. All rights reserved.
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+ *
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+ * Permission to use, copy, modify, and/or distribute this software for any
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+ * purpose with or without fee is hereby granted, provided that the above
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+ * copyright notice and this permission notice appear in all copies.
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+ *
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+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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+ */
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+
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+#include <linux/leds.h>
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+
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+#include "core.h"
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+#include "wmi.h"
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+#include "wmi-ops.h"
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+
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+#include "leds.h"
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+
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+static int ath10k_leds_set_brightness_blocking(struct led_classdev *led_cdev,
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+					       enum led_brightness brightness)
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+{
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+	struct ath10k *ar = container_of(led_cdev, struct ath10k,
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+					 leds.cdev);
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+	struct gpio_led *led = &ar->leds.wifi_led;
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+
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+	mutex_lock(&ar->conf_mutex);
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+
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+	if (ar->state != ATH10K_STATE_ON)
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+		goto out;
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+
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+	ar->leds.gpio_state_pin = (brightness != LED_OFF) ^ led->active_low;
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+	ath10k_wmi_gpio_output(ar, led->gpio, ar->leds.gpio_state_pin);
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+
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+out:
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+	mutex_unlock(&ar->conf_mutex);
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+
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+	return 0;
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+}
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+
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+int ath10k_leds_start(struct ath10k *ar)
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+{
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+	if (ar->hw_params.led_pin == 0)
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+		/* leds not supported */
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+		return 0;
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+
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+	/* under some circumstances, the gpio pin gets reconfigured
 | 
			
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+	 * to default state by the firmware, so we need to
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+	 * reconfigure it this behaviour has only ben seen on
 | 
			
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+	 * QCA9984 and QCA99XX devices so far
 | 
			
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+	 */
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+	ath10k_wmi_gpio_config(ar, ar->hw_params.led_pin, 0,
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+			       WMI_GPIO_PULL_NONE, WMI_GPIO_INTTYPE_DISABLE);
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+	ath10k_wmi_gpio_output(ar, ar->hw_params.led_pin, 1);
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		||||
+
 | 
			
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+	return 0;
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+}
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+
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+int ath10k_leds_register(struct ath10k *ar)
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+{
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+	int ret;
 | 
			
		||||
+
 | 
			
		||||
+	if (ar->hw_params.led_pin == 0)
 | 
			
		||||
+		/* leds not supported */
 | 
			
		||||
+		return 0;
 | 
			
		||||
+
 | 
			
		||||
+	snprintf(ar->leds.label, sizeof(ar->leds.label), "ath10k-%s",
 | 
			
		||||
+		 wiphy_name(ar->hw->wiphy));
 | 
			
		||||
+	ar->leds.wifi_led.active_low = 1;
 | 
			
		||||
+	ar->leds.wifi_led.gpio = ar->hw_params.led_pin;
 | 
			
		||||
+	ar->leds.wifi_led.name = ar->leds.label;
 | 
			
		||||
+	ar->leds.wifi_led.default_state = LEDS_GPIO_DEFSTATE_KEEP;
 | 
			
		||||
+
 | 
			
		||||
+	ar->leds.cdev.name = ar->leds.label;
 | 
			
		||||
+	ar->leds.cdev.brightness_set_blocking = ath10k_leds_set_brightness_blocking;
 | 
			
		||||
+
 | 
			
		||||
+	/* FIXME: this assignment doesn't make sense as it's NULL, remove it? */
 | 
			
		||||
+	ar->leds.cdev.default_trigger = ar->leds.wifi_led.default_trigger;
 | 
			
		||||
+
 | 
			
		||||
+	ret = led_classdev_register(wiphy_dev(ar->hw->wiphy), &ar->leds.cdev);
 | 
			
		||||
+	if (ret)
 | 
			
		||||
+		return ret;
 | 
			
		||||
+
 | 
			
		||||
+	return 0;
 | 
			
		||||
+}
 | 
			
		||||
+
 | 
			
		||||
+void ath10k_leds_unregister(struct ath10k *ar)
 | 
			
		||||
+{
 | 
			
		||||
+	if (ar->hw_params.led_pin == 0)
 | 
			
		||||
+		/* leds not supported */
 | 
			
		||||
+		return;
 | 
			
		||||
+
 | 
			
		||||
+	led_classdev_unregister(&ar->leds.cdev);
 | 
			
		||||
+}
 | 
			
		||||
+
 | 
			
		||||
--- /dev/null
 | 
			
		||||
+++ b/drivers/net/wireless/ath/ath10k/leds.h
 | 
			
		||||
@@ -0,0 +1,41 @@
 | 
			
		||||
+/*
 | 
			
		||||
+ * Copyright (c) 2018, The Linux Foundation. All rights reserved.
 | 
			
		||||
+ *
 | 
			
		||||
+ * Permission to use, copy, modify, and/or distribute this software for any
 | 
			
		||||
+ * purpose with or without fee is hereby granted, provided that the above
 | 
			
		||||
+ * copyright notice and this permission notice appear in all copies.
 | 
			
		||||
+ *
 | 
			
		||||
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 | 
			
		||||
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 | 
			
		||||
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 | 
			
		||||
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 | 
			
		||||
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 | 
			
		||||
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 | 
			
		||||
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 | 
			
		||||
+ */
 | 
			
		||||
+#ifndef _LEDS_H_
 | 
			
		||||
+#define _LEDS_H_
 | 
			
		||||
+
 | 
			
		||||
+#include "core.h"
 | 
			
		||||
+
 | 
			
		||||
+#ifdef CPTCFG_ATH10K_LEDS
 | 
			
		||||
+void ath10k_leds_unregister(struct ath10k *ar);
 | 
			
		||||
+int ath10k_leds_start(struct ath10k *ar);
 | 
			
		||||
+int ath10k_leds_register(struct ath10k *ar);
 | 
			
		||||
+#else
 | 
			
		||||
+static inline void ath10k_leds_unregister(struct ath10k *ar)
 | 
			
		||||
+{
 | 
			
		||||
+}
 | 
			
		||||
+
 | 
			
		||||
+static inline int ath10k_leds_start(struct ath10k *ar)
 | 
			
		||||
+{
 | 
			
		||||
+	return 0;
 | 
			
		||||
+}
 | 
			
		||||
+
 | 
			
		||||
+static inline int ath10k_leds_register(struct ath10k *ar)
 | 
			
		||||
+{
 | 
			
		||||
+	return 0;
 | 
			
		||||
+}
 | 
			
		||||
+
 | 
			
		||||
+#endif
 | 
			
		||||
+#endif /* _LEDS_H_ */
 | 
			
		||||
--- a/drivers/net/wireless/ath/ath10k/mac.c
 | 
			
		||||
+++ b/drivers/net/wireless/ath/ath10k/mac.c
 | 
			
		||||
@@ -32,6 +32,7 @@
 | 
			
		||||
 #include "wmi-tlv.h"
 | 
			
		||||
 #include "wmi-ops.h"
 | 
			
		||||
 #include "wow.h"
 | 
			
		||||
+#include "leds.h"
 | 
			
		||||
 
 | 
			
		||||
 /*********/
 | 
			
		||||
 /* Rates */
 | 
			
		||||
--- a/drivers/net/wireless/ath/ath10k/wmi-ops.h
 | 
			
		||||
+++ b/drivers/net/wireless/ath/ath10k/wmi-ops.h
 | 
			
		||||
@@ -197,6 +197,10 @@ struct wmi_ops {
 | 
			
		||||
 					(struct ath10k *ar,
 | 
			
		||||
 					 enum wmi_bss_survey_req_type type);
 | 
			
		||||
 	struct sk_buff *(*gen_echo)(struct ath10k *ar, u32 value);
 | 
			
		||||
+	struct sk_buff *(*gen_gpio_config)(struct ath10k *ar, u32 gpio_num,
 | 
			
		||||
+					   u32 input, u32 pull_type, u32 intr_mode);
 | 
			
		||||
+ 
 | 
			
		||||
+	struct sk_buff *(*gen_gpio_output)(struct ath10k *ar, u32 gpio_num, u32 set);
 | 
			
		||||
 };
 | 
			
		||||
 
 | 
			
		||||
 int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, u32 cmd_id);
 | 
			
		||||
@@ -951,6 +955,35 @@ ath10k_wmi_force_fw_hang(struct ath10k *
 | 
			
		||||
 	return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->force_fw_hang_cmdid);
 | 
			
		||||
 }
 | 
			
		||||
 
 | 
			
		||||
+static inline int ath10k_wmi_gpio_config(struct ath10k *ar, u32 gpio_num,
 | 
			
		||||
+					 u32 input, u32 pull_type, u32 intr_mode)
 | 
			
		||||
+{
 | 
			
		||||
+	struct sk_buff *skb;
 | 
			
		||||
+
 | 
			
		||||
+	if (!ar->wmi.ops->gen_gpio_config)
 | 
			
		||||
+		return -EOPNOTSUPP;
 | 
			
		||||
+
 | 
			
		||||
+	skb = ar->wmi.ops->gen_gpio_config(ar, gpio_num, input, pull_type, intr_mode);
 | 
			
		||||
+	if (IS_ERR(skb))
 | 
			
		||||
+		return PTR_ERR(skb);
 | 
			
		||||
+
 | 
			
		||||
+	return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->gpio_config_cmdid);
 | 
			
		||||
+}
 | 
			
		||||
+
 | 
			
		||||
+static inline int ath10k_wmi_gpio_output(struct ath10k *ar, u32 gpio_num, u32 set)
 | 
			
		||||
+{
 | 
			
		||||
+	struct sk_buff *skb;
 | 
			
		||||
+
 | 
			
		||||
+	if (!ar->wmi.ops->gen_gpio_config)
 | 
			
		||||
+		return -EOPNOTSUPP;
 | 
			
		||||
+
 | 
			
		||||
+	skb = ar->wmi.ops->gen_gpio_output(ar, gpio_num, set);
 | 
			
		||||
+	if (IS_ERR(skb))
 | 
			
		||||
+		return PTR_ERR(skb);
 | 
			
		||||
+
 | 
			
		||||
+	return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->gpio_output_cmdid);
 | 
			
		||||
+}
 | 
			
		||||
+
 | 
			
		||||
 static inline int
 | 
			
		||||
 ath10k_wmi_dbglog_cfg(struct ath10k *ar, u64 module_enable, u32 log_level)
 | 
			
		||||
 {
 | 
			
		||||
--- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c
 | 
			
		||||
+++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
 | 
			
		||||
@@ -3619,6 +3619,8 @@ static const struct wmi_ops wmi_tlv_ops
 | 
			
		||||
 	.gen_echo = ath10k_wmi_tlv_op_gen_echo,
 | 
			
		||||
 	.gen_vdev_spectral_conf = ath10k_wmi_tlv_op_gen_vdev_spectral_conf,
 | 
			
		||||
 	.gen_vdev_spectral_enable = ath10k_wmi_tlv_op_gen_vdev_spectral_enable,
 | 
			
		||||
+	/* .gen_gpio_config not implemented */
 | 
			
		||||
+	/* .gen_gpio_output not implemented */
 | 
			
		||||
 };
 | 
			
		||||
 
 | 
			
		||||
 static const struct wmi_peer_flags_map wmi_tlv_peer_flags_map = {
 | 
			
		||||
--- a/drivers/net/wireless/ath/ath10k/wmi.c
 | 
			
		||||
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
 | 
			
		||||
@@ -6575,6 +6575,49 @@ ath10k_wmi_op_gen_peer_set_param(struct
 | 
			
		||||
 	return skb;
 | 
			
		||||
 }
 | 
			
		||||
 
 | 
			
		||||
+static struct sk_buff *ath10k_wmi_op_gen_gpio_config(struct ath10k *ar,
 | 
			
		||||
+						     u32 gpio_num, u32 input,
 | 
			
		||||
+						     u32 pull_type, u32 intr_mode)
 | 
			
		||||
+{
 | 
			
		||||
+	struct wmi_gpio_config_cmd *cmd;
 | 
			
		||||
+	struct sk_buff *skb;
 | 
			
		||||
+
 | 
			
		||||
+	skb = ath10k_wmi_alloc_skb(ar, sizeof(*cmd));
 | 
			
		||||
+	if (!skb)
 | 
			
		||||
+		return ERR_PTR(-ENOMEM);
 | 
			
		||||
+
 | 
			
		||||
+	cmd = (struct wmi_gpio_config_cmd *)skb->data;
 | 
			
		||||
+	cmd->pull_type = __cpu_to_le32(pull_type);
 | 
			
		||||
+	cmd->gpio_num = __cpu_to_le32(gpio_num);
 | 
			
		||||
+	cmd->input = __cpu_to_le32(input);
 | 
			
		||||
+	cmd->intr_mode = __cpu_to_le32(intr_mode);
 | 
			
		||||
+
 | 
			
		||||
+	ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi gpio_config gpio_num 0x%08x input 0x%08x pull_type 0x%08x intr_mode 0x%08x\n",
 | 
			
		||||
+		   gpio_num, input, pull_type, intr_mode);
 | 
			
		||||
+
 | 
			
		||||
+	return skb;
 | 
			
		||||
+}
 | 
			
		||||
+
 | 
			
		||||
+static struct sk_buff *ath10k_wmi_op_gen_gpio_output(struct ath10k *ar,
 | 
			
		||||
+						     u32 gpio_num, u32 set)
 | 
			
		||||
+{
 | 
			
		||||
+	struct wmi_gpio_output_cmd *cmd;
 | 
			
		||||
+	struct sk_buff *skb;
 | 
			
		||||
+
 | 
			
		||||
+	skb = ath10k_wmi_alloc_skb(ar, sizeof(*cmd));
 | 
			
		||||
+	if (!skb)
 | 
			
		||||
+		return ERR_PTR(-ENOMEM);
 | 
			
		||||
+
 | 
			
		||||
+	cmd = (struct wmi_gpio_output_cmd *)skb->data;
 | 
			
		||||
+	cmd->gpio_num = __cpu_to_le32(gpio_num);
 | 
			
		||||
+	cmd->set = __cpu_to_le32(set);
 | 
			
		||||
+
 | 
			
		||||
+	ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi gpio_output gpio_num 0x%08x set 0x%08x\n",
 | 
			
		||||
+		   gpio_num, set);
 | 
			
		||||
+
 | 
			
		||||
+	return skb;
 | 
			
		||||
+}
 | 
			
		||||
+
 | 
			
		||||
 static struct sk_buff *
 | 
			
		||||
 ath10k_wmi_op_gen_set_psmode(struct ath10k *ar, u32 vdev_id,
 | 
			
		||||
 			     enum wmi_sta_ps_mode psmode)
 | 
			
		||||
@@ -8076,6 +8119,9 @@ static const struct wmi_ops wmi_ops = {
 | 
			
		||||
 	.fw_stats_fill = ath10k_wmi_main_op_fw_stats_fill,
 | 
			
		||||
 	.get_vdev_subtype = ath10k_wmi_op_get_vdev_subtype,
 | 
			
		||||
 	.gen_echo = ath10k_wmi_op_gen_echo,
 | 
			
		||||
+	.gen_gpio_config = ath10k_wmi_op_gen_gpio_config,
 | 
			
		||||
+	.gen_gpio_output = ath10k_wmi_op_gen_gpio_output,
 | 
			
		||||
+
 | 
			
		||||
 	/* .gen_bcn_tmpl not implemented */
 | 
			
		||||
 	/* .gen_prb_tmpl not implemented */
 | 
			
		||||
 	/* .gen_p2p_go_bcn_ie not implemented */
 | 
			
		||||
@@ -8146,6 +8192,8 @@ static const struct wmi_ops wmi_10_1_ops
 | 
			
		||||
 	.fw_stats_fill = ath10k_wmi_10x_op_fw_stats_fill,
 | 
			
		||||
 	.get_vdev_subtype = ath10k_wmi_op_get_vdev_subtype,
 | 
			
		||||
 	.gen_echo = ath10k_wmi_op_gen_echo,
 | 
			
		||||
+	.gen_gpio_config = ath10k_wmi_op_gen_gpio_config,
 | 
			
		||||
+	.gen_gpio_output = ath10k_wmi_op_gen_gpio_output,
 | 
			
		||||
 	/* .gen_bcn_tmpl not implemented */
 | 
			
		||||
 	/* .gen_prb_tmpl not implemented */
 | 
			
		||||
 	/* .gen_p2p_go_bcn_ie not implemented */
 | 
			
		||||
@@ -8217,6 +8265,8 @@ static const struct wmi_ops wmi_10_2_ops
 | 
			
		||||
 	.gen_delba_send = ath10k_wmi_op_gen_delba_send,
 | 
			
		||||
 	.fw_stats_fill = ath10k_wmi_10x_op_fw_stats_fill,
 | 
			
		||||
 	.get_vdev_subtype = ath10k_wmi_op_get_vdev_subtype,
 | 
			
		||||
+	.gen_gpio_config = ath10k_wmi_op_gen_gpio_config,
 | 
			
		||||
+	.gen_gpio_output = ath10k_wmi_op_gen_gpio_output,
 | 
			
		||||
 	/* .gen_pdev_enable_adaptive_cca not implemented */
 | 
			
		||||
 };
 | 
			
		||||
 
 | 
			
		||||
@@ -8287,6 +8337,8 @@ static const struct wmi_ops wmi_10_2_4_o
 | 
			
		||||
 	.gen_pdev_enable_adaptive_cca =
 | 
			
		||||
 		ath10k_wmi_op_gen_pdev_enable_adaptive_cca,
 | 
			
		||||
 	.get_vdev_subtype = ath10k_wmi_10_2_4_op_get_vdev_subtype,
 | 
			
		||||
+	.gen_gpio_config = ath10k_wmi_op_gen_gpio_config,
 | 
			
		||||
+	.gen_gpio_output = ath10k_wmi_op_gen_gpio_output,
 | 
			
		||||
 	/* .gen_bcn_tmpl not implemented */
 | 
			
		||||
 	/* .gen_prb_tmpl not implemented */
 | 
			
		||||
 	/* .gen_p2p_go_bcn_ie not implemented */
 | 
			
		||||
@@ -8362,6 +8414,8 @@ static const struct wmi_ops wmi_10_4_ops
 | 
			
		||||
 	.gen_pdev_bss_chan_info_req = ath10k_wmi_10_2_op_gen_pdev_bss_chan_info,
 | 
			
		||||
 	.gen_echo = ath10k_wmi_op_gen_echo,
 | 
			
		||||
 	.gen_pdev_get_tpc_config = ath10k_wmi_10_2_4_op_gen_pdev_get_tpc_config,
 | 
			
		||||
+	.gen_gpio_config = ath10k_wmi_op_gen_gpio_config,
 | 
			
		||||
+	.gen_gpio_output = ath10k_wmi_op_gen_gpio_output,
 | 
			
		||||
 };
 | 
			
		||||
 
 | 
			
		||||
 int ath10k_wmi_attach(struct ath10k *ar)
 | 
			
		||||
--- a/drivers/net/wireless/ath/ath10k/wmi.h
 | 
			
		||||
+++ b/drivers/net/wireless/ath/ath10k/wmi.h
 | 
			
		||||
@@ -2899,6 +2899,41 @@ enum wmi_10_4_feature_mask {
 | 
			
		||||
 
 | 
			
		||||
 };
 | 
			
		||||
 
 | 
			
		||||
+/* WMI_GPIO_CONFIG_CMDID */
 | 
			
		||||
+enum {
 | 
			
		||||
+	WMI_GPIO_PULL_NONE,
 | 
			
		||||
+	WMI_GPIO_PULL_UP,
 | 
			
		||||
+	WMI_GPIO_PULL_DOWN,
 | 
			
		||||
+};
 | 
			
		||||
+
 | 
			
		||||
+enum {
 | 
			
		||||
+	WMI_GPIO_INTTYPE_DISABLE,
 | 
			
		||||
+	WMI_GPIO_INTTYPE_RISING_EDGE,
 | 
			
		||||
+	WMI_GPIO_INTTYPE_FALLING_EDGE,
 | 
			
		||||
+	WMI_GPIO_INTTYPE_BOTH_EDGE,
 | 
			
		||||
+	WMI_GPIO_INTTYPE_LEVEL_LOW,
 | 
			
		||||
+	WMI_GPIO_INTTYPE_LEVEL_HIGH
 | 
			
		||||
+};
 | 
			
		||||
+
 | 
			
		||||
+/* WMI_GPIO_CONFIG_CMDID */
 | 
			
		||||
+struct wmi_gpio_config_cmd {
 | 
			
		||||
+	__le32 gpio_num;             /* GPIO number to be setup */
 | 
			
		||||
+	__le32 input;                /* 0 - Output/ 1 - Input */
 | 
			
		||||
+	__le32 pull_type;            /* Pull type defined above */
 | 
			
		||||
+	__le32 intr_mode;            /* Interrupt mode defined above (Input) */
 | 
			
		||||
+} __packed;
 | 
			
		||||
+
 | 
			
		||||
+/* WMI_GPIO_OUTPUT_CMDID */
 | 
			
		||||
+struct wmi_gpio_output_cmd {
 | 
			
		||||
+	__le32 gpio_num;    /* GPIO number to be setup */
 | 
			
		||||
+	__le32 set;         /* Set the GPIO pin*/
 | 
			
		||||
+} __packed;
 | 
			
		||||
+
 | 
			
		||||
+/* WMI_GPIO_INPUT_EVENTID */
 | 
			
		||||
+struct wmi_gpio_input_event {
 | 
			
		||||
+	__le32 gpio_num;    /* GPIO number which changed state */
 | 
			
		||||
+} __packed;
 | 
			
		||||
+
 | 
			
		||||
 struct wmi_ext_resource_config_10_4_cmd {
 | 
			
		||||
 	/* contains enum wmi_host_platform_type */
 | 
			
		||||
 	__le32 host_platform_config;
 | 
			
		||||
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		Reference in New Issue
	
	Block a user