diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c index 7cdb3e740522b72001866d4cfe56d3140531a7c2..a1883da0543b89f9406687802dad9271a82b9072 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c @@ -384,9 +384,11 @@ int mt76x0_init_hardware(struct mt76x0_dev *dev) mt76x0_chip_onoff(dev, true, true); - ret = mt76x0_wait_asic_ready(dev); - if (ret) + if (!mt76x02_wait_for_mac(&dev->mt76)) { + ret = -ETIMEDOUT; goto err; + } + ret = mt76x0_mcu_init(dev); if (ret) goto err; @@ -399,9 +401,10 @@ int mt76x0_init_hardware(struct mt76x0_dev *dev) } /* Wait for ASIC ready after FW load. */ - ret = mt76x0_wait_asic_ready(dev); - if (ret) + if (!mt76x02_wait_for_mac(&dev->mt76)) { + ret = -ETIMEDOUT; goto err; + } mt76x0_reset_csr_bbp(dev); mt76x0_init_usb_dma(dev); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h b/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h index fc9857f61771ccbc9d712c94402c455f498b8853..84d1afc21f57f35a868028cb14ae238fd3a624eb 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/mt76x0.h @@ -26,6 +26,7 @@ #include #include "../mt76.h" +#include "../mt76x02_mac.h" #include "regs.h" #define MT_CALIBRATE_INTERVAL (4 * HZ) @@ -263,8 +264,6 @@ static inline bool is_mt7610e(struct mt76x0_dev *dev) void mt76x0_init_debugfs(struct mt76x0_dev *dev); -int mt76x0_wait_asic_ready(struct mt76x0_dev *dev); - /* Compatibility with mt76 */ #define mt76_rmw_field(_dev, _reg, _field, _val) \ mt76_rmw(_dev, _reg, _field, FIELD_PREP(_field, _val)) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c index 54ae1f113be23dd51b1ab7fafb79bd3d991af893..670973363c9f601cdd876b732bb31e6e8ff608c9 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/usb.c @@ -287,9 +287,10 @@ static int mt76x0_probe(struct usb_interface *usb_intf, /* Disable the HW, otherwise MCU fail to initalize on hot reboot */ mt76x0_chip_onoff(dev, false, false); - ret = mt76x0_wait_asic_ready(dev); - if (ret) + if (!mt76x02_wait_for_mac(&dev->mt76)) { + ret = -ETIMEDOUT; goto err; + } asic_rev = mt76_rr(dev, MT_ASIC_VERSION); mac_rev = mt76_rr(dev, MT_MAC_CSR0); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h new file mode 100644 index 0000000000000000000000000000000000000000..4bf14fd8916d51dd47dc8194d410d5f9169b859e --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.h @@ -0,0 +1,42 @@ +/* + * Copyright (C) 2016 Felix Fietkau + * Copyright (C) 2018 Stanislaw Gruszka + * + * 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 __MT76X02_MAC_H +#define __MT76X02_MAC_H + +static inline bool mt76x02_wait_for_mac(struct mt76_dev *dev) +{ + const u32 MAC_CSR0 = 0x1000; + int i; + + for (i = 0; i < 500; i++) { + if (test_bit(MT76_REMOVED, &dev->state)) + return -EIO; + + switch (dev->bus->rr(dev, MAC_CSR0)) { + case 0: + case ~0: + break; + default: + return true; + } + usleep_range(5000, 10000); + } + return false; +} + +#endif diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2.h b/drivers/net/wireless/mediatek/mt76/mt76x2.h index dca3209bf5f1cb2ba2ed5194c6b2c2dfc4e0cee3..4c952b8a777c400be7f9e10026d9f9785d5b3af2 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x2.h @@ -163,23 +163,6 @@ struct mt76x2_sta { int inactive_count; }; -static inline bool mt76x2_wait_for_mac(struct mt76x2_dev *dev) -{ - int i; - - for (i = 0; i < 500; i++) { - switch (mt76_rr(dev, MT_MAC_CSR0)) { - case 0: - case ~0: - break; - default: - return true; - } - usleep_range(5000, 10000); - } - return false; -} - static inline bool is_mt7612(struct mt76x2_dev *dev) { return mt76_chip(&dev->mt76) == 0x7612; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c index b814391f79ac8b5a63d53ab3d7f4a55633785186..75a4e171da6d6941cd76fc34b3f10d8a98dbf344 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_init.c @@ -101,7 +101,7 @@ static int mt76x2_mac_reset(struct mt76x2_dev *dev, bool hard) u32 val; int i, k; - if (!mt76x2_wait_for_mac(dev)) + if (!mt76x02_wait_for_mac(&dev->mt76)) return -ETIMEDOUT; val = mt76_rr(dev, MT_WPDMA_GLO_CFG); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h b/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h index 5af0107ba7487d80cab8c767b86fdee5e7edcb55..0f07fc1a19abc7f45e24982a148aba32a5340b00 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_mac.h @@ -18,6 +18,7 @@ #define __MT76x2_MAC_H #include "mt76.h" +#include "mt76x02_mac.h" struct mt76x2_dev; struct mt76x2_sta; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2u_init.c b/drivers/net/wireless/mediatek/mt76/mt76x2u_init.c index 9b81e7641c06924110eadad2215f46183edfa1b0..276e30608cea640039f4b9185e82666944c71be4 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2u_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2u_init.c @@ -184,7 +184,7 @@ int mt76x2u_init_hardware(struct mt76x2_dev *dev) mt76x2_reset_wlan(dev, true); mt76x2u_power_on(dev); - if (!mt76x2_wait_for_mac(dev)) + if (!mt76x02_wait_for_mac(&dev->mt76)) return -ETIMEDOUT; err = mt76x2u_mcu_fw_init(dev); @@ -197,7 +197,7 @@ int mt76x2u_init_hardware(struct mt76x2_dev *dev) return -EIO; /* wait for asic ready after fw load. */ - if (!mt76x2_wait_for_mac(dev)) + if (!mt76x02_wait_for_mac(&dev->mt76)) return -ETIMEDOUT; mt76_wr(dev, MT_HEADER_TRANS_CTRL_REG, 0);