developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 1 | From 3826960263176ad488830dd85649053ca41193f2 Mon Sep 17 00:00:00 2001 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 2 | From: Bo Jiao <Bo.Jiao@mediatek.com> |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 3 | Date: Wed, 22 Jun 2022 10:51:59 +0800 |
developer | 5ce5ea4 | 2022-08-31 14:12:29 +0800 | [diff] [blame] | 4 | Subject: [PATCH 1006/1009] mt76: mt7915: add L0.5 system error recovery |
| 5 | support |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 6 | |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 7 | --- |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 8 | mt7915/debugfs.c | 88 ++++++++++++--- |
| 9 | mt7915/dma.c | 48 ++++++++ |
| 10 | mt7915/init.c | 8 +- |
developer | 20747c1 | 2022-09-16 14:09:40 +0800 | [diff] [blame] | 11 | mt7915/mac.c | 281 +++++++++++++++++++++++++++++++++++++---------- |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 12 | mt7915/main.c | 19 +++- |
| 13 | mt7915/mcu.c | 95 ++++++++++++++-- |
| 14 | mt7915/mcu.h | 3 +- |
| 15 | mt7915/mmio.c | 8 +- |
| 16 | mt7915/mt7915.h | 23 ++++ |
| 17 | mt7915/regs.h | 16 +++ |
developer | 20747c1 | 2022-09-16 14:09:40 +0800 | [diff] [blame] | 18 | 10 files changed, 491 insertions(+), 98 deletions(-) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 19 | |
| 20 | diff --git a/mt7915/debugfs.c b/mt7915/debugfs.c |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 21 | index fd0c9d18..f585eb93 100644 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 22 | --- a/mt7915/debugfs.c |
| 23 | +++ b/mt7915/debugfs.c |
developer | bd398d5 | 2022-06-06 20:53:24 +0800 | [diff] [blame] | 24 | @@ -52,12 +52,17 @@ static ssize_t |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 25 | mt7915_fw_ser_set(struct file *file, const char __user *user_buf, |
| 26 | size_t count, loff_t *ppos) |
| 27 | { |
| 28 | +#define SER_LEVEL GENMASK(3, 0) |
| 29 | +#define SER_ACTION GENMASK(11, 8) |
| 30 | + |
| 31 | struct mt7915_phy *phy = file->private_data; |
| 32 | struct mt7915_dev *dev = phy->dev; |
| 33 | - bool ext_phy = phy != &dev->phy; |
| 34 | + u8 ser_action, ser_set, set_val; |
| 35 | + u8 band_idx = phy->band_idx; |
| 36 | char buf[16]; |
| 37 | int ret = 0; |
| 38 | u16 val; |
| 39 | + u32 intr; |
| 40 | |
| 41 | if (count >= sizeof(buf)) |
| 42 | return -EINVAL; |
developer | bd398d5 | 2022-06-06 20:53:24 +0800 | [diff] [blame] | 43 | @@ -73,28 +78,71 @@ mt7915_fw_ser_set(struct file *file, const char __user *user_buf, |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 44 | if (kstrtou16(buf, 0, &val)) |
| 45 | return -EINVAL; |
| 46 | |
| 47 | - switch (val) { |
| 48 | + ser_action = FIELD_GET(SER_ACTION, val); |
| 49 | + ser_set = set_val = FIELD_GET(SER_LEVEL, val); |
| 50 | + |
| 51 | + switch (ser_action) { |
| 52 | case SER_QUERY: |
| 53 | /* grab firmware SER stats */ |
| 54 | - ret = mt7915_mcu_set_ser(dev, 0, 0, ext_phy); |
| 55 | + ser_set = 0; |
| 56 | break; |
| 57 | - case SER_SET_RECOVER_L1: |
| 58 | - case SER_SET_RECOVER_L2: |
| 59 | - case SER_SET_RECOVER_L3_RX_ABORT: |
| 60 | - case SER_SET_RECOVER_L3_TX_ABORT: |
| 61 | - case SER_SET_RECOVER_L3_TX_DISABLE: |
| 62 | - case SER_SET_RECOVER_L3_BF: |
| 63 | - ret = mt7915_mcu_set_ser(dev, SER_ENABLE, BIT(val), ext_phy); |
| 64 | - if (ret) |
| 65 | - return ret; |
| 66 | - |
| 67 | - ret = mt7915_mcu_set_ser(dev, SER_RECOVER, val, ext_phy); |
| 68 | + case SER_SET: |
| 69 | + /* |
| 70 | + * 0x100: disable system error recovery function. |
| 71 | + * 0x101: enable system error recovery function. |
| 72 | + * 0x103: enable l0.5 recover function. |
| 73 | + */ |
| 74 | + ser_set = !!set_val; |
| 75 | + |
| 76 | + dev->ser.reset_enable = ser_set; |
| 77 | + intr = mt76_rr(dev, MT_WFDMA0_MCU_HOST_INT_ENA); |
| 78 | + if (dev->ser.reset_enable) |
| 79 | + intr |= MT_MCU_CMD_WDT_MASK; |
| 80 | + else |
| 81 | + intr &= ~MT_MCU_CMD_WDT_MASK; |
| 82 | + mt76_set(dev, MT_WFDMA0_MCU_HOST_INT_ENA, intr); |
| 83 | break; |
| 84 | - default: |
| 85 | + case SER_ENABLE: |
| 86 | + /* |
| 87 | + * 0x200: enable system error tracking. |
| 88 | + * 0x201: enable system error L1 recover. |
| 89 | + * 0x202: enable system error L2 recover. |
| 90 | + * 0x203: enable system error L3 rx abort. |
| 91 | + * 0x204: enable system error L3 tx abort. |
| 92 | + * 0x205: enable system error L3 tx disable. |
| 93 | + * 0x206: enable system error L3 bf recover. |
| 94 | + * 0x207: enable system error all recover. |
| 95 | + */ |
| 96 | + ser_set = set_val > 7 ? 0x7f : BIT(set_val); |
| 97 | + break; |
| 98 | + case SER_RECOVER: |
| 99 | + /* |
| 100 | + * 0x300: trigger L0.5 recover. |
| 101 | + * 0x301: trigger L1 recover. |
| 102 | + * 0x302: trigger L2 recover. |
| 103 | + * 0x303: trigger L3 rx abort. |
| 104 | + * 0x304: trigger L3 tx abort |
| 105 | + * 0x305: trigger L3 tx disable. |
| 106 | + * 0x306: trigger L3 bf recover. |
| 107 | + */ |
| 108 | + if (!ser_set) { |
| 109 | + if (dev->ser.reset_enable) { |
| 110 | + dev->reset_state |= MT_MCU_CMD_WDT_MASK; |
| 111 | + mt7915_reset(dev); |
| 112 | + } else { |
| 113 | + dev_info(dev->mt76.dev, "SER: chip full recovery not enable\n"); |
| 114 | + } |
| 115 | + goto out; |
| 116 | + } |
| 117 | break; |
| 118 | + default: |
| 119 | + goto out; |
| 120 | } |
| 121 | - |
| 122 | - return ret ? ret : count; |
| 123 | + ret = mt7915_mcu_set_ser(dev, ser_action, ser_set, band_idx); |
| 124 | + if (ret) |
| 125 | + return ret; |
| 126 | +out: |
| 127 | + return count; |
| 128 | } |
| 129 | |
| 130 | static ssize_t |
developer | bd398d5 | 2022-06-06 20:53:24 +0800 | [diff] [blame] | 131 | @@ -143,6 +191,12 @@ mt7915_fw_ser_get(struct file *file, char __user *user_buf, |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 132 | "::E R , SER_LMAC_WISR7_B1 = 0x%08x\n", |
| 133 | mt76_rr(dev, MT_SWDEF_LAMC_WISR7_BN1_STATS)); |
| 134 | |
| 135 | + desc += scnprintf(buff + desc, bufsz - desc, |
| 136 | + "\nWF RESET STATUS: EN %d, WM %d, WA %d\n", |
| 137 | + dev->ser.reset_enable, |
| 138 | + dev->ser.wf_reset_wm_count, |
| 139 | + dev->ser.wf_reset_wa_count); |
| 140 | + |
| 141 | ret = simple_read_from_buffer(user_buf, count, ppos, buff, desc); |
| 142 | kfree(buff); |
| 143 | return ret; |
| 144 | diff --git a/mt7915/dma.c b/mt7915/dma.c |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 145 | index edae8453..e3918860 100644 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 146 | --- a/mt7915/dma.c |
| 147 | +++ b/mt7915/dma.c |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 148 | @@ -514,6 +514,54 @@ int mt7915_dma_init(struct mt7915_dev *dev, struct mt7915_phy *phy2) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 149 | return 0; |
| 150 | } |
| 151 | |
| 152 | +int mt7915_dma_reset(struct mt7915_dev *dev, bool force) |
| 153 | +{ |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 154 | + struct mt76_phy *mphy_ext = dev->mt76.phys[MT_BAND1]; |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 155 | + int i; |
| 156 | + |
| 157 | + /* clean up hw queues */ |
| 158 | + for (i = 0; i < ARRAY_SIZE(dev->mt76.phy.q_tx); i++) { |
| 159 | + mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[i], true); |
| 160 | + if (mphy_ext) |
| 161 | + mt76_queue_tx_cleanup(dev, mphy_ext->q_tx[i], true); |
| 162 | + } |
| 163 | + |
| 164 | + for (i = 0; i < ARRAY_SIZE(dev->mt76.q_mcu); i++) |
| 165 | + mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[i], true); |
| 166 | + |
| 167 | + mt76_for_each_q_rx(&dev->mt76, i) |
| 168 | + mt76_queue_rx_cleanup(dev, &dev->mt76.q_rx[i]); |
| 169 | + |
| 170 | + /* reset wfsys */ |
| 171 | + if (force) |
| 172 | + mt7915_wfsys_reset(dev); |
| 173 | + |
| 174 | + /* disable wfdma */ |
| 175 | + mt7915_dma_disable(dev, force); |
| 176 | + |
| 177 | + /* reset hw queues */ |
| 178 | + for (i = 0; i < __MT_TXQ_MAX; i++) { |
| 179 | + mt76_queue_reset(dev, dev->mphy.q_tx[i]); |
| 180 | + if (mphy_ext) |
| 181 | + mt76_queue_reset(dev, mphy_ext->q_tx[i]); |
| 182 | + } |
| 183 | + |
| 184 | + for (i = 0; i < __MT_MCUQ_MAX; i++) |
| 185 | + mt76_queue_reset(dev, dev->mt76.q_mcu[i]); |
| 186 | + |
| 187 | + mt76_for_each_q_rx(&dev->mt76, i) |
| 188 | + mt76_queue_reset(dev, &dev->mt76.q_rx[i]); |
| 189 | + |
| 190 | + mt76_tx_status_check(&dev->mt76, true); |
| 191 | + |
| 192 | + mt7915_dma_enable(dev); |
| 193 | + |
| 194 | + mt76_for_each_q_rx(&dev->mt76, i) |
| 195 | + mt76_queue_rx_reset(dev, i); |
| 196 | + |
| 197 | + return 0; |
| 198 | +} |
| 199 | + |
| 200 | void mt7915_dma_cleanup(struct mt7915_dev *dev) |
| 201 | { |
| 202 | mt7915_dma_disable(dev, true); |
| 203 | diff --git a/mt7915/init.c b/mt7915/init.c |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 204 | index 479b984f..d83ba2bc 100644 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 205 | --- a/mt7915/init.c |
| 206 | +++ b/mt7915/init.c |
| 207 | @@ -262,7 +262,7 @@ static void mt7915_led_set_brightness(struct led_classdev *led_cdev, |
| 208 | mt7915_led_set_config(led_cdev, 0xff, 0); |
| 209 | } |
| 210 | |
| 211 | -static void |
| 212 | +void |
| 213 | mt7915_init_txpower(struct mt7915_dev *dev, |
| 214 | struct ieee80211_supported_band *sband) |
| 215 | { |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 216 | @@ -449,7 +449,7 @@ mt7915_mac_init_band(struct mt7915_dev *dev, u8 band) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 217 | mt76_clear(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_RXD_G5_EN); |
| 218 | } |
| 219 | |
| 220 | -static void mt7915_mac_init(struct mt7915_dev *dev) |
| 221 | +void mt7915_mac_init(struct mt7915_dev *dev) |
| 222 | { |
| 223 | int i; |
| 224 | u32 rx_len = is_mt7915(&dev->mt76) ? 0x400 : 0x680; |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 225 | @@ -479,7 +479,7 @@ static void mt7915_mac_init(struct mt7915_dev *dev) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 226 | } |
| 227 | } |
| 228 | |
| 229 | -static int mt7915_txbf_init(struct mt7915_dev *dev) |
| 230 | +int mt7915_txbf_init(struct mt7915_dev *dev) |
| 231 | { |
| 232 | int ret; |
| 233 | |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 234 | @@ -1161,6 +1161,8 @@ int mt7915_register_device(struct mt7915_dev *dev) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 235 | |
| 236 | mt7915_init_debugfs(&dev->phy); |
| 237 | |
| 238 | + dev->ser.hw_init_done = true; |
| 239 | + |
| 240 | return 0; |
| 241 | |
| 242 | unreg_thermal: |
| 243 | diff --git a/mt7915/mac.c b/mt7915/mac.c |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 244 | index 5609108b..e0210c3e 100644 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 245 | --- a/mt7915/mac.c |
| 246 | +++ b/mt7915/mac.c |
| 247 | @@ -3,6 +3,7 @@ |
| 248 | |
| 249 | #include <linux/etherdevice.h> |
| 250 | #include <linux/timekeeping.h> |
| 251 | +#include <linux/pci.h> |
| 252 | #include "mt7915.h" |
| 253 | #include "../dma.h" |
| 254 | #include "mac.h" |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 255 | @@ -1331,85 +1332,187 @@ mt7915_update_beacons(struct mt7915_dev *dev) |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 256 | mt7915_update_vif_beacon, mphy_ext->hw); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 257 | } |
| 258 | |
| 259 | -static void |
| 260 | -mt7915_dma_reset(struct mt7915_dev *dev) |
| 261 | +void mt7915_tx_token_put(struct mt7915_dev *dev) |
| 262 | { |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 263 | - struct mt76_phy *mphy_ext = dev->mt76.phys[MT_BAND1]; |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 264 | - u32 hif1_ofs = MT_WFDMA0_PCIE1(0) - MT_WFDMA0(0); |
| 265 | - int i; |
| 266 | + struct mt76_txwi_cache *txwi; |
| 267 | + int id; |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 268 | + |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 269 | + spin_lock_bh(&dev->mt76.token_lock); |
| 270 | + idr_for_each_entry(&dev->mt76.token, txwi, id) { |
| 271 | + mt7915_txwi_free(dev, txwi, NULL, NULL); |
| 272 | + dev->mt76.token_count--; |
| 273 | + } |
| 274 | + spin_unlock_bh(&dev->mt76.token_lock); |
| 275 | + idr_destroy(&dev->mt76.token); |
| 276 | +} |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 277 | + |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 278 | +static int |
| 279 | +mt7915_mac_reset(struct mt7915_dev *dev) |
| 280 | +{ |
| 281 | + struct mt7915_phy *phy2; |
| 282 | + struct mt76_phy *ext_phy; |
| 283 | + struct mt76_dev *mdev = &dev->mt76; |
| 284 | + int i, ret; |
| 285 | + u32 irq_mask; |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 286 | |
| 287 | - mt76_clear(dev, MT_WFDMA0_GLO_CFG, |
| 288 | - MT_WFDMA0_GLO_CFG_TX_DMA_EN | |
| 289 | - MT_WFDMA0_GLO_CFG_RX_DMA_EN); |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 290 | + ext_phy = dev->mt76.phys[MT_BAND1]; |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 291 | + phy2 = ext_phy ? ext_phy->priv : NULL; |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 292 | |
| 293 | - if (is_mt7915(&dev->mt76)) |
| 294 | - mt76_clear(dev, MT_WFDMA1_GLO_CFG, |
| 295 | - MT_WFDMA1_GLO_CFG_TX_DMA_EN | |
| 296 | - MT_WFDMA1_GLO_CFG_RX_DMA_EN); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 297 | if (dev->hif2) { |
| 298 | - mt76_clear(dev, MT_WFDMA0_GLO_CFG + hif1_ofs, |
| 299 | - MT_WFDMA0_GLO_CFG_TX_DMA_EN | |
| 300 | - MT_WFDMA0_GLO_CFG_RX_DMA_EN); |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 301 | - |
| 302 | - if (is_mt7915(&dev->mt76)) |
| 303 | - mt76_clear(dev, MT_WFDMA1_GLO_CFG + hif1_ofs, |
| 304 | - MT_WFDMA1_GLO_CFG_TX_DMA_EN | |
| 305 | - MT_WFDMA1_GLO_CFG_RX_DMA_EN); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 306 | + mt76_wr(dev, MT_INT1_MASK_CSR, 0x0); |
| 307 | + mt76_wr(dev, MT_INT1_SOURCE_CSR, ~0); |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 308 | } |
| 309 | |
| 310 | - usleep_range(1000, 2000); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 311 | + if (dev_is_pci(mdev->dev)) { |
| 312 | + mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0x0); |
| 313 | + if (dev->hif2) |
| 314 | + mt76_wr(dev, MT_PCIE1_MAC_INT_ENABLE, 0x0); |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 315 | + } |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 316 | |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 317 | - for (i = 0; i < __MT_TXQ_MAX; i++) { |
| 318 | - mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[i], true); |
| 319 | - if (mphy_ext) |
| 320 | - mt76_queue_tx_cleanup(dev, mphy_ext->q_tx[i], true); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 321 | + set_bit(MT76_RESET, &dev->mphy.state); |
| 322 | + set_bit(MT76_MCU_RESET, &dev->mphy.state); |
| 323 | + wake_up(&dev->mt76.mcu.wait); |
| 324 | + if (ext_phy) { |
| 325 | + set_bit(MT76_RESET, &ext_phy->state); |
| 326 | + set_bit(MT76_MCU_RESET, &ext_phy->state); |
| 327 | } |
| 328 | |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 329 | - for (i = 0; i < __MT_MCUQ_MAX; i++) |
| 330 | - mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[i], true); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 331 | + /* lock/unlock all queues to ensure that no tx is pending */ |
| 332 | + mt76_txq_schedule_all(&dev->mphy); |
| 333 | + if (ext_phy) |
| 334 | + mt76_txq_schedule_all(ext_phy); |
| 335 | |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 336 | - mt76_for_each_q_rx(&dev->mt76, i) |
| 337 | - mt76_queue_rx_reset(dev, i); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 338 | + /* disable all tx/rx napi */ |
| 339 | + mt76_worker_disable(&dev->mt76.tx_worker); |
| 340 | + mt76_for_each_q_rx(mdev, i) { |
| 341 | + if (mdev->q_rx[i].ndesc) |
| 342 | + napi_disable(&dev->mt76.napi[i]); |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 343 | + } |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 344 | + napi_disable(&dev->mt76.tx_napi); |
| 345 | |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 346 | - mt76_tx_status_check(&dev->mt76, true); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 347 | + /* token reinit */ |
| 348 | + mt7915_tx_token_put(dev); |
| 349 | + idr_init(&dev->mt76.token); |
| 350 | |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 351 | - /* re-init prefetch settings after reset */ |
| 352 | - mt7915_dma_prefetch(dev); |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 353 | + mt7915_dma_reset(dev, true); |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 354 | + |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 355 | + local_bh_disable(); |
| 356 | + mt76_for_each_q_rx(mdev, i) { |
| 357 | + if (mdev->q_rx[i].ndesc) { |
| 358 | + napi_enable(&dev->mt76.napi[i]); |
| 359 | + napi_schedule(&dev->mt76.napi[i]); |
| 360 | + } |
| 361 | + } |
| 362 | + local_bh_enable(); |
| 363 | + clear_bit(MT76_MCU_RESET, &dev->mphy.state); |
| 364 | + clear_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 365 | + |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 366 | + mt76_wr(dev, MT_INT_MASK_CSR, dev->mt76.mmio.irqmask); |
| 367 | + mt76_wr(dev, MT_INT_SOURCE_CSR, ~0); |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 368 | |
| 369 | - mt76_set(dev, MT_WFDMA0_GLO_CFG, |
| 370 | - MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN); |
| 371 | - if (is_mt7915(&dev->mt76)) |
| 372 | - mt76_set(dev, MT_WFDMA1_GLO_CFG, |
| 373 | - MT_WFDMA1_GLO_CFG_TX_DMA_EN | |
| 374 | - MT_WFDMA1_GLO_CFG_RX_DMA_EN | |
| 375 | - MT_WFDMA1_GLO_CFG_OMIT_TX_INFO | |
| 376 | - MT_WFDMA1_GLO_CFG_OMIT_RX_INFO); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 377 | if (dev->hif2) { |
| 378 | - mt76_set(dev, MT_WFDMA0_GLO_CFG + hif1_ofs, |
| 379 | - MT_WFDMA0_GLO_CFG_TX_DMA_EN | |
| 380 | - MT_WFDMA0_GLO_CFG_RX_DMA_EN); |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 381 | - |
| 382 | - if (is_mt7915(&dev->mt76)) |
| 383 | - mt76_set(dev, MT_WFDMA1_GLO_CFG + hif1_ofs, |
| 384 | - MT_WFDMA1_GLO_CFG_TX_DMA_EN | |
| 385 | - MT_WFDMA1_GLO_CFG_RX_DMA_EN | |
| 386 | - MT_WFDMA1_GLO_CFG_OMIT_TX_INFO | |
| 387 | - MT_WFDMA1_GLO_CFG_OMIT_RX_INFO); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 388 | + mt76_wr(dev, MT_INT1_MASK_CSR, irq_mask); |
| 389 | + mt76_wr(dev, MT_INT1_SOURCE_CSR, ~0); |
| 390 | + } |
| 391 | + if (dev_is_pci(mdev->dev)) { |
| 392 | + mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff); |
| 393 | + if (dev->hif2) |
| 394 | + mt76_wr(dev, MT_PCIE1_MAC_INT_ENABLE, 0xff); |
| 395 | + } |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 396 | + |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 397 | + /* load firmware */ |
| 398 | + ret = mt7915_run_firmware(dev); |
| 399 | + if (ret) |
| 400 | + goto out; |
| 401 | + |
| 402 | + /* set the necessary init items */ |
| 403 | + ret = mt7915_mcu_set_eeprom(dev, dev->flash_mode); |
| 404 | + if (ret) |
| 405 | + goto out; |
| 406 | + |
| 407 | + mt7915_mac_init(dev); |
| 408 | + mt7915_init_txpower(dev, &dev->mphy.sband_2g.sband); |
| 409 | + mt7915_init_txpower(dev, &dev->mphy.sband_5g.sband); |
| 410 | + ret = mt7915_txbf_init(dev); |
developer | bd398d5 | 2022-06-06 20:53:24 +0800 | [diff] [blame] | 411 | + |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 412 | + if (test_bit(MT76_STATE_RUNNING, &dev->mphy.state)) { |
| 413 | + ret = __mt7915_start(dev->mphy.hw); |
| 414 | + if (ret) |
| 415 | + goto out; |
developer | bd398d5 | 2022-06-06 20:53:24 +0800 | [diff] [blame] | 416 | } |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 417 | + |
| 418 | + if (ext_phy && test_bit(MT76_STATE_RUNNING, &ext_phy->state)) { |
| 419 | + ret = __mt7915_start(ext_phy->hw); |
| 420 | + if (ret) |
| 421 | + goto out; |
developer | bd398d5 | 2022-06-06 20:53:24 +0800 | [diff] [blame] | 422 | + } |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 423 | + |
| 424 | +out: |
| 425 | + /* reset done */ |
| 426 | + clear_bit(MT76_RESET, &dev->mphy.state); |
| 427 | + if (phy2) |
| 428 | + clear_bit(MT76_RESET, &phy2->mt76->state); |
| 429 | + |
| 430 | + local_bh_disable(); |
| 431 | + napi_enable(&dev->mt76.tx_napi); |
| 432 | + napi_schedule(&dev->mt76.tx_napi); |
| 433 | + local_bh_enable(); |
| 434 | + |
| 435 | + mt76_worker_enable(&dev->mt76.tx_worker); |
| 436 | + |
| 437 | + return ret; |
| 438 | } |
| 439 | |
| 440 | -void mt7915_tx_token_put(struct mt7915_dev *dev) |
| 441 | +static void |
| 442 | +mt7915_mac_full_reset(struct mt7915_dev *dev) |
| 443 | { |
| 444 | - struct mt76_txwi_cache *txwi; |
| 445 | - int id; |
| 446 | + struct mt7915_phy *phy2; |
| 447 | + struct mt76_phy *ext_phy; |
| 448 | + int i; |
| 449 | |
| 450 | - spin_lock_bh(&dev->mt76.token_lock); |
| 451 | - idr_for_each_entry(&dev->mt76.token, txwi, id) { |
| 452 | - mt7915_txwi_free(dev, txwi, NULL, NULL); |
| 453 | - dev->mt76.token_count--; |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 454 | + ext_phy = dev->mt76.phys[MT_BAND1]; |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 455 | + phy2 = ext_phy ? ext_phy->priv : NULL; |
| 456 | + |
| 457 | + dev->ser.hw_full_reset = true; |
| 458 | + if (READ_ONCE(dev->reset_state) & MT_MCU_CMD_WA_WDT) |
| 459 | + dev->ser.wf_reset_wa_count++; |
| 460 | + else |
| 461 | + dev->ser.wf_reset_wm_count++; |
| 462 | + |
| 463 | + wake_up(&dev->mt76.mcu.wait); |
| 464 | + ieee80211_stop_queues(mt76_hw(dev)); |
| 465 | + if (ext_phy) |
| 466 | + ieee80211_stop_queues(ext_phy->hw); |
| 467 | + |
| 468 | + cancel_delayed_work_sync(&dev->mphy.mac_work); |
| 469 | + if (ext_phy) |
| 470 | + cancel_delayed_work_sync(&ext_phy->mac_work); |
| 471 | + |
| 472 | + mutex_lock(&dev->mt76.mutex); |
| 473 | + for (i = 0; i < 10; i++) { |
| 474 | + if (!mt7915_mac_reset(dev)) |
| 475 | + break; |
developer | 20747c1 | 2022-09-16 14:09:40 +0800 | [diff] [blame] | 476 | } |
| 477 | - spin_unlock_bh(&dev->mt76.token_lock); |
| 478 | - idr_destroy(&dev->mt76.token); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 479 | + mutex_unlock(&dev->mt76.mutex); |
| 480 | + |
| 481 | + if (i == 10) |
| 482 | + dev_err(dev->mt76.dev, "chip full reset failed\n"); |
| 483 | + |
| 484 | + ieee80211_restart_hw(mt76_hw(dev)); |
| 485 | + if (ext_phy) |
| 486 | + ieee80211_restart_hw(ext_phy->hw); |
| 487 | + |
| 488 | + ieee80211_wake_queues(mt76_hw(dev)); |
| 489 | + if (ext_phy) |
| 490 | + ieee80211_wake_queues(ext_phy->hw); |
| 491 | + |
| 492 | + dev->ser.hw_full_reset = false; |
| 493 | + ieee80211_queue_delayed_work(mt76_hw(dev), &dev->mphy.mac_work, |
| 494 | + MT7915_WATCHDOG_TIME); |
| 495 | + if (ext_phy) |
| 496 | + ieee80211_queue_delayed_work(ext_phy->hw, |
| 497 | + &ext_phy->mac_work, |
| 498 | + MT7915_WATCHDOG_TIME); |
| 499 | } |
| 500 | |
| 501 | /* system error recovery */ |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 502 | @@ -1424,6 +1527,36 @@ void mt7915_mac_reset_work(struct work_struct *work) |
developer | 1d9fede | 2022-08-29 15:24:07 +0800 | [diff] [blame] | 503 | ext_phy = dev->mt76.phys[MT_BAND1]; |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 504 | phy2 = ext_phy ? ext_phy->priv : NULL; |
| 505 | |
| 506 | + /* chip full reset */ |
| 507 | + if (dev->ser.reset_type == SER_TYPE_FULL_RESET) { |
| 508 | + u32 intr; |
| 509 | + |
| 510 | + /* disable WA/WM WDT */ |
| 511 | + intr = mt76_rr(dev, MT_WFDMA0_MCU_HOST_INT_ENA); |
| 512 | + intr &= ~MT_MCU_CMD_WDT_MASK; |
| 513 | + mt76_set(dev, MT_WFDMA0_MCU_HOST_INT_ENA, intr); |
| 514 | + |
| 515 | + mt7915_mac_full_reset(dev); |
| 516 | + |
| 517 | + /* enable the mcu irq*/ |
| 518 | + mt7915_irq_enable(dev, MT_INT_MCU_CMD); |
| 519 | + mt7915_irq_disable(dev, 0); |
| 520 | + |
| 521 | + /* re-enable WA/WM WDT */ |
| 522 | + intr = mt76_rr(dev, MT_WFDMA0_MCU_HOST_INT_ENA); |
| 523 | + intr |= MT_MCU_CMD_WDT_MASK; |
| 524 | + mt76_set(dev, MT_WFDMA0_MCU_HOST_INT_ENA, intr); |
| 525 | + |
| 526 | + dev->reset_state = MT_MCU_CMD_NORMAL_STATE; |
| 527 | + dev->ser.reset_type = SER_TYPE_NONE; |
| 528 | + dev_info(dev->mt76.dev, "SER: chip full reset completed, WM %d, WA %d\n", |
| 529 | + dev->ser.wf_reset_wm_count, |
| 530 | + dev->ser.wf_reset_wa_count); |
| 531 | + return; |
| 532 | + } |
| 533 | + |
| 534 | + /* chip partial reset */ |
| 535 | + dev->ser.reset_type = SER_TYPE_NONE; |
| 536 | if (!(READ_ONCE(dev->reset_state) & MT_MCU_CMD_STOP_DMA)) |
| 537 | return; |
| 538 | |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 539 | @@ -1449,7 +1582,7 @@ void mt7915_mac_reset_work(struct work_struct *work) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 540 | mt76_wr(dev, MT_MCU_INT_EVENT, MT_MCU_INT_EVENT_DMA_STOPPED); |
| 541 | |
| 542 | if (mt7915_wait_reset_state(dev, MT_MCU_CMD_RESET_DONE)) { |
| 543 | - mt7915_dma_reset(dev); |
| 544 | + mt7915_dma_reset(dev, false); |
| 545 | |
| 546 | mt7915_tx_token_put(dev); |
| 547 | idr_init(&dev->mt76.token); |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 548 | @@ -1498,6 +1631,34 @@ void mt7915_mac_reset_work(struct work_struct *work) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 549 | MT7915_WATCHDOG_TIME); |
| 550 | } |
| 551 | |
| 552 | +void mt7915_reset(struct mt7915_dev *dev) |
| 553 | +{ |
| 554 | + if (!dev->ser.hw_init_done) |
| 555 | + return; |
| 556 | + |
| 557 | + if (dev->ser.hw_full_reset) |
| 558 | + return; |
| 559 | + |
| 560 | + /* wm/wa exception: do full recovery */ |
| 561 | + if (READ_ONCE(dev->reset_state) & MT_MCU_CMD_WDT_MASK) { |
| 562 | + dev_info(dev->mt76.dev, "SER: chip full recovery start, WM %d, WA %d\n", |
| 563 | + dev->ser.wf_reset_wm_count, |
| 564 | + dev->ser.wf_reset_wa_count); |
| 565 | + |
| 566 | + dev->ser.reset_type = SER_TYPE_FULL_RESET; |
| 567 | + |
| 568 | + mt7915_irq_disable(dev, MT_INT_MCU_CMD); |
| 569 | + queue_work(dev->mt76.wq, &dev->reset_work); |
| 570 | + return; |
| 571 | + } |
| 572 | + |
| 573 | + dev_info(dev->mt76.dev, "SER: chip partial recovery, reset_state(0x%08X)\n", |
| 574 | + READ_ONCE(dev->reset_state)); |
| 575 | + dev->ser.reset_type = SER_TYPE_PARTIAL_RESET; |
| 576 | + queue_work(dev->mt76.wq, &dev->reset_work); |
| 577 | + wake_up(&dev->reset_wait); |
| 578 | +} |
| 579 | + |
| 580 | void mt7915_mac_update_stats(struct mt7915_phy *phy) |
| 581 | { |
| 582 | struct mt7915_dev *dev = phy->dev; |
| 583 | diff --git a/mt7915/main.c b/mt7915/main.c |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 584 | index abfdc729..98dce0f4 100644 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 585 | --- a/mt7915/main.c |
| 586 | +++ b/mt7915/main.c |
| 587 | @@ -20,17 +20,13 @@ static bool mt7915_dev_running(struct mt7915_dev *dev) |
| 588 | return phy && test_bit(MT76_STATE_RUNNING, &phy->mt76->state); |
| 589 | } |
| 590 | |
| 591 | -static int mt7915_start(struct ieee80211_hw *hw) |
| 592 | +int __mt7915_start(struct ieee80211_hw *hw) |
| 593 | { |
| 594 | struct mt7915_dev *dev = mt7915_hw_dev(hw); |
| 595 | struct mt7915_phy *phy = mt7915_hw_phy(hw); |
| 596 | bool running; |
| 597 | int ret; |
| 598 | |
| 599 | - flush_work(&dev->init_work); |
| 600 | - |
| 601 | - mutex_lock(&dev->mt76.mutex); |
| 602 | - |
| 603 | running = mt7915_dev_running(dev); |
| 604 | |
| 605 | if (!running) { |
developer | 4721e25 | 2022-06-21 16:41:28 +0800 | [diff] [blame] | 606 | @@ -84,6 +80,18 @@ static int mt7915_start(struct ieee80211_hw *hw) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 607 | mt7915_mac_reset_counters(phy); |
| 608 | |
| 609 | out: |
| 610 | + return ret; |
| 611 | +} |
| 612 | + |
| 613 | +static int mt7915_start(struct ieee80211_hw *hw) |
| 614 | +{ |
| 615 | + struct mt7915_dev *dev = mt7915_hw_dev(hw); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 616 | + int ret; |
| 617 | + |
| 618 | + flush_work(&dev->init_work); |
| 619 | + |
| 620 | + mutex_lock(&dev->mt76.mutex); |
| 621 | + ret = __mt7915_start(hw); |
| 622 | mutex_unlock(&dev->mt76.mutex); |
| 623 | |
| 624 | return ret; |
developer | 4721e25 | 2022-06-21 16:41:28 +0800 | [diff] [blame] | 625 | @@ -95,6 +103,7 @@ static void mt7915_stop(struct ieee80211_hw *hw) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 626 | struct mt7915_phy *phy = mt7915_hw_phy(hw); |
| 627 | |
| 628 | cancel_delayed_work_sync(&phy->mt76->mac_work); |
| 629 | + cancel_work_sync(&dev->reset_work); |
| 630 | |
| 631 | mutex_lock(&dev->mt76.mutex); |
| 632 | |
| 633 | diff --git a/mt7915/mcu.c b/mt7915/mcu.c |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 634 | index 8731f7d0..79844323 100644 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 635 | --- a/mt7915/mcu.c |
| 636 | +++ b/mt7915/mcu.c |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 637 | @@ -150,19 +150,90 @@ mt7915_mcu_set_sta_ht_mcs(struct ieee80211_sta *sta, u8 *ht_mcs, |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 638 | ht_mcs[nss] = sta->ht_cap.mcs.rx_mask[nss] & mask[nss]; |
| 639 | } |
| 640 | |
| 641 | +static int |
| 642 | +mt7915_fw_exception_chk(struct mt7915_dev *dev) |
| 643 | +{ |
| 644 | + u32 reg_val; |
| 645 | + |
| 646 | + reg_val = mt76_rr(dev, MT_EXCEPTION_ADDR); |
| 647 | + |
| 648 | + if (is_mt7915(&dev->mt76)) |
| 649 | + reg_val >>= 8; |
| 650 | + |
| 651 | + return !!(reg_val & 0xff); |
| 652 | +} |
| 653 | + |
| 654 | +static void |
| 655 | +mt7915_fw_heart_beat_chk(struct mt7915_dev *dev) |
| 656 | +{ |
| 657 | +#define WM_TIMEOUT_COUNT_CHECK 5 |
| 658 | +#define WM_HANG_COUNT_CHECK 9 |
| 659 | + static u32 cidx_rec[5], didx_rec[5]; |
| 660 | + u32 cnt, cidx, didx, queue; |
| 661 | + u32 idx, i; |
| 662 | + |
| 663 | + if (dev->ser.hw_full_reset) |
| 664 | + return; |
| 665 | + |
| 666 | + if (dev->ser.cmd_fail_cnt >= WM_TIMEOUT_COUNT_CHECK) { |
| 667 | + cnt = mt76_rr(dev, WF_WFDMA_MEM_DMA_RX_RING_CTL + 4); |
| 668 | + cidx = mt76_rr(dev, WF_WFDMA_MEM_DMA_RX_RING_CTL + 8); |
| 669 | + didx = mt76_rr(dev, WF_WFDMA_MEM_DMA_RX_RING_CTL + 12); |
| 670 | + queue = (didx > cidx) ? |
| 671 | + (didx - cidx - 1) : (didx - cidx + cnt - 1); |
| 672 | + |
| 673 | + idx = (dev->ser.cmd_fail_cnt - WM_TIMEOUT_COUNT_CHECK) % 5; |
| 674 | + cidx_rec[idx] = cidx; |
| 675 | + didx_rec[idx] = didx; |
| 676 | + |
| 677 | + if ((cnt - 1) == queue && |
| 678 | + dev->ser.cmd_fail_cnt >= WM_HANG_COUNT_CHECK) { |
| 679 | + |
| 680 | + for (i = 0; i < 5; i++) { |
| 681 | + if (cidx_rec[i] != cidx || |
| 682 | + didx_rec[i] != didx) |
| 683 | + return; |
| 684 | + } |
| 685 | + dev_err(dev->mt76.dev, "detect mem dma hang!\n"); |
| 686 | + if (dev->ser.reset_enable) { |
| 687 | + dev->reset_state |= MT_MCU_CMD_WDT_MASK; |
| 688 | + mt7915_reset(dev); |
| 689 | + } |
| 690 | + dev->ser.cmd_fail_cnt = 0; |
| 691 | + } |
| 692 | + } |
| 693 | +} |
| 694 | + |
| 695 | static int |
| 696 | mt7915_mcu_parse_response(struct mt76_dev *mdev, int cmd, |
| 697 | struct sk_buff *skb, int seq) |
| 698 | { |
| 699 | + struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76); |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 700 | struct mt76_connac2_mcu_rxd *rxd; |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 701 | int ret = 0; |
| 702 | |
| 703 | if (!skb) { |
| 704 | dev_err(mdev->dev, "Message %08x (seq %d) timeout\n", |
| 705 | cmd, seq); |
| 706 | + |
| 707 | + dev->ser.cmd_fail_cnt++; |
| 708 | + |
| 709 | + if (dev->ser.cmd_fail_cnt < 5) { |
| 710 | + int exp_type = mt7915_fw_exception_chk(dev); |
| 711 | + |
| 712 | + dev_err(mdev->dev, "Fw is status(%d)\n", exp_type); |
| 713 | + if (exp_type && dev->ser.reset_enable) { |
| 714 | + dev->reset_state |= MT_MCU_CMD_WDT_MASK; |
| 715 | + mt7915_reset(dev); |
| 716 | + } |
| 717 | + } |
| 718 | + mt7915_fw_heart_beat_chk(dev); |
| 719 | + |
| 720 | return -ETIMEDOUT; |
| 721 | } |
| 722 | |
| 723 | + dev->ser.cmd_fail_cnt = 0; |
| 724 | + |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 725 | rxd = (struct mt76_connac2_mcu_rxd *)skb->data; |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 726 | if (seq != rxd->seq) |
| 727 | return -EAGAIN; |
developer | 20747c1 | 2022-09-16 14:09:40 +0800 | [diff] [blame] | 728 | @@ -2268,18 +2339,10 @@ mt7915_mcu_init_rx_airtime(struct mt7915_dev *dev) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 729 | sizeof(req), true); |
| 730 | } |
| 731 | |
| 732 | -int mt7915_mcu_init(struct mt7915_dev *dev) |
| 733 | +int mt7915_run_firmware(struct mt7915_dev *dev) |
| 734 | { |
| 735 | - static const struct mt76_mcu_ops mt7915_mcu_ops = { |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 736 | - .headroom = sizeof(struct mt76_connac2_mcu_txd), |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 737 | - .mcu_skb_send_msg = mt7915_mcu_send_message, |
| 738 | - .mcu_parse_response = mt7915_mcu_parse_response, |
| 739 | - .mcu_restart = mt76_connac_mcu_restart, |
| 740 | - }; |
| 741 | int ret; |
| 742 | |
| 743 | - dev->mt76.mcu_ops = &mt7915_mcu_ops; |
| 744 | - |
| 745 | /* force firmware operation mode into normal state, |
| 746 | * which should be set before firmware download stage. |
| 747 | */ |
developer | 20747c1 | 2022-09-16 14:09:40 +0800 | [diff] [blame] | 748 | @@ -2328,6 +2391,20 @@ int mt7915_mcu_init(struct mt7915_dev *dev) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 749 | MCU_WA_PARAM_RED, 0, 0); |
| 750 | } |
| 751 | |
| 752 | +int mt7915_mcu_init(struct mt7915_dev *dev) |
| 753 | +{ |
| 754 | + static const struct mt76_mcu_ops mt7915_mcu_ops = { |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 755 | + .headroom = sizeof(struct mt76_connac2_mcu_txd), |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 756 | + .mcu_skb_send_msg = mt7915_mcu_send_message, |
| 757 | + .mcu_parse_response = mt7915_mcu_parse_response, |
| 758 | + .mcu_restart = mt76_connac_mcu_restart, |
| 759 | + }; |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 760 | + |
| 761 | + dev->mt76.mcu_ops = &mt7915_mcu_ops; |
| 762 | + |
| 763 | + return mt7915_run_firmware(dev); |
| 764 | +} |
| 765 | + |
| 766 | void mt7915_mcu_exit(struct mt7915_dev *dev) |
| 767 | { |
| 768 | __mt76_mcu_restart(&dev->mt76); |
| 769 | diff --git a/mt7915/mcu.h b/mt7915/mcu.h |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 770 | index aab1a6a3..c4850644 100644 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 771 | --- a/mt7915/mcu.h |
| 772 | +++ b/mt7915/mcu.h |
developer | d59e477 | 2022-07-14 13:48:49 +0800 | [diff] [blame] | 773 | @@ -453,8 +453,9 @@ enum { |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 774 | |
| 775 | enum { |
| 776 | SER_QUERY, |
| 777 | + SER_SET, |
| 778 | /* recovery */ |
| 779 | - SER_SET_RECOVER_L1, |
| 780 | + SER_SET_RECOVER_L1 = 1, |
| 781 | SER_SET_RECOVER_L2, |
| 782 | SER_SET_RECOVER_L3_RX_ABORT, |
| 783 | SER_SET_RECOVER_L3_TX_ABORT, |
| 784 | diff --git a/mt7915/mmio.c b/mt7915/mmio.c |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 785 | index 9c2c5086..2e73bd79 100644 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 786 | --- a/mt7915/mmio.c |
| 787 | +++ b/mt7915/mmio.c |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 788 | @@ -29,6 +29,7 @@ static const u32 mt7915_reg[] = { |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 789 | [SWDEF_BASE_ADDR] = 0x41f200, |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 790 | [TXQ_WED_RING_BASE] = 0xd7300, |
| 791 | [RXQ_WED_RING_BASE] = 0xd7410, |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 792 | + [EXCEPTION_BASE_ADDR] = 0x219848, |
| 793 | }; |
| 794 | |
| 795 | static const u32 mt7916_reg[] = { |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 796 | @@ -47,6 +48,7 @@ static const u32 mt7916_reg[] = { |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 797 | [SWDEF_BASE_ADDR] = 0x411400, |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 798 | [TXQ_WED_RING_BASE] = 0xd7300, |
| 799 | [RXQ_WED_RING_BASE] = 0xd7410, |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 800 | + [EXCEPTION_BASE_ADDR] = 0x022050BC, |
| 801 | }; |
| 802 | |
| 803 | static const u32 mt7986_reg[] = { |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 804 | @@ -65,6 +67,7 @@ static const u32 mt7986_reg[] = { |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 805 | [SWDEF_BASE_ADDR] = 0x411400, |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 806 | [TXQ_WED_RING_BASE] = 0x24420, |
| 807 | [RXQ_WED_RING_BASE] = 0x24520, |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 808 | + [EXCEPTION_BASE_ADDR] = 0x02204FFC, |
| 809 | }; |
| 810 | |
| 811 | static const u32 mt7915_offs[] = { |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 812 | @@ -748,10 +751,9 @@ static void mt7915_irq_tasklet(struct tasklet_struct *t) |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 813 | u32 val = mt76_rr(dev, MT_MCU_CMD); |
| 814 | |
| 815 | mt76_wr(dev, MT_MCU_CMD, val); |
| 816 | - if (val & MT_MCU_CMD_ERROR_MASK) { |
| 817 | + if (val & (MT_MCU_CMD_ERROR_MASK | MT_MCU_CMD_WDT_MASK)) { |
| 818 | dev->reset_state = val; |
| 819 | - queue_work(dev->mt76.wq, &dev->reset_work); |
| 820 | - wake_up(&dev->reset_wait); |
| 821 | + mt7915_reset(dev); |
| 822 | } |
| 823 | } |
| 824 | } |
| 825 | diff --git a/mt7915/mt7915.h b/mt7915/mt7915.h |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 826 | index 93afa3d2..6868813a 100644 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 827 | --- a/mt7915/mt7915.h |
| 828 | +++ b/mt7915/mt7915.h |
developer | 20747c1 | 2022-09-16 14:09:40 +0800 | [diff] [blame] | 829 | @@ -350,6 +350,15 @@ struct mt7915_dev { |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 830 | struct work_struct reset_work; |
| 831 | wait_queue_head_t reset_wait; |
| 832 | u32 reset_state; |
| 833 | + struct { |
| 834 | + bool hw_full_reset:1; |
| 835 | + bool hw_init_done:1; |
| 836 | + bool reset_enable:1; |
| 837 | + u32 reset_type; |
| 838 | + u32 cmd_fail_cnt; |
| 839 | + u32 wf_reset_wm_count; |
| 840 | + u32 wf_reset_wa_count; |
| 841 | + }ser; |
| 842 | |
| 843 | struct list_head sta_rc_list; |
| 844 | struct list_head sta_poll_list; |
developer | 20747c1 | 2022-09-16 14:09:40 +0800 | [diff] [blame] | 845 | @@ -414,6 +423,12 @@ enum { |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 846 | __MT_WFDMA_MAX, |
| 847 | }; |
| 848 | |
| 849 | +enum { |
| 850 | + SER_TYPE_NONE, |
| 851 | + SER_TYPE_PARTIAL_RESET, |
| 852 | + SER_TYPE_FULL_RESET, |
| 853 | +}; |
| 854 | + |
| 855 | enum { |
developer | f64861f | 2022-06-22 11:44:53 +0800 | [diff] [blame] | 856 | MT_RX_SEL0, |
| 857 | MT_RX_SEL1, |
developer | 20747c1 | 2022-09-16 14:09:40 +0800 | [diff] [blame] | 858 | @@ -512,6 +527,14 @@ s8 mt7915_eeprom_get_power_delta(struct mt7915_dev *dev, int band); |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 859 | int mt7915_dma_init(struct mt7915_dev *dev, struct mt7915_phy *phy2); |
| 860 | void mt7915_dma_prefetch(struct mt7915_dev *dev); |
| 861 | void mt7915_dma_cleanup(struct mt7915_dev *dev); |
| 862 | +void mt7915_reset(struct mt7915_dev *dev); |
| 863 | +int mt7915_dma_reset(struct mt7915_dev *dev, bool force); |
| 864 | +int __mt7915_start(struct ieee80211_hw *hw); |
| 865 | +void mt7915_init_txpower(struct mt7915_dev *dev, |
| 866 | + struct ieee80211_supported_band *sband); |
| 867 | +int mt7915_txbf_init(struct mt7915_dev *dev); |
| 868 | +void mt7915_mac_init(struct mt7915_dev *dev); |
| 869 | +int mt7915_run_firmware(struct mt7915_dev *dev); |
| 870 | int mt7915_mcu_init(struct mt7915_dev *dev); |
| 871 | int mt7915_mcu_twt_agrt_update(struct mt7915_dev *dev, |
| 872 | struct mt7915_vif *mvif, |
| 873 | diff --git a/mt7915/regs.h b/mt7915/regs.h |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 874 | index 2e445373..3f283a83 100644 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 875 | --- a/mt7915/regs.h |
| 876 | +++ b/mt7915/regs.h |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 877 | @@ -28,6 +28,7 @@ enum reg_rev { |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 878 | SWDEF_BASE_ADDR, |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 879 | TXQ_WED_RING_BASE, |
| 880 | RXQ_WED_RING_BASE, |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 881 | + EXCEPTION_BASE_ADDR, |
| 882 | __MT_REG_MAX, |
| 883 | }; |
| 884 | |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 885 | @@ -110,6 +111,11 @@ enum offs_rev { |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 886 | #define __REG(id) (dev->reg.reg_rev[(id)]) |
| 887 | #define __OFFS(id) (dev->reg.offs_rev[(id)]) |
| 888 | |
| 889 | +/* MEM WFDMA */ |
| 890 | +#define WF_WFDMA_MEM_DMA 0x58000000 |
| 891 | + |
| 892 | +#define WF_WFDMA_MEM_DMA_RX_RING_CTL (WF_WFDMA_MEM_DMA + (0x510)) |
| 893 | + |
| 894 | /* MCU WFDMA0 */ |
| 895 | #define MT_MCU_WFDMA0_BASE 0x2000 |
| 896 | #define MT_MCU_WFDMA0(ofs) (MT_MCU_WFDMA0_BASE + (ofs)) |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 897 | @@ -565,6 +571,10 @@ enum offs_rev { |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 898 | #define MT_WFDMA0_PRI_DLY_INT_CFG1 MT_WFDMA0(0x2f4) |
| 899 | #define MT_WFDMA0_PRI_DLY_INT_CFG2 MT_WFDMA0(0x2f8) |
| 900 | |
| 901 | +#define MT_WFDMA0_MCU_HOST_INT_ENA MT_WFDMA0(0x1f4) |
| 902 | +#define MT_WFDMA0_MT_WA_WDT_INT BIT(31) |
| 903 | +#define MT_WFDMA0_MT_WM_WDT_INT BIT(30) |
| 904 | + |
| 905 | /* WFDMA1 */ |
| 906 | #define MT_WFDMA1_BASE 0xd5000 |
| 907 | #define MT_WFDMA1(ofs) (MT_WFDMA1_BASE + (ofs)) |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 908 | @@ -721,6 +731,10 @@ enum offs_rev { |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 909 | #define MT_MCU_CMD_NORMAL_STATE BIT(5) |
| 910 | #define MT_MCU_CMD_ERROR_MASK GENMASK(5, 1) |
| 911 | |
| 912 | +#define MT_MCU_CMD_WA_WDT BIT(31) |
| 913 | +#define MT_MCU_CMD_WM_WDT BIT(30) |
| 914 | +#define MT_MCU_CMD_WDT_MASK GENMASK(31, 30) |
| 915 | + |
| 916 | /* TOP RGU */ |
| 917 | #define MT_TOP_RGU_BASE 0x18000000 |
| 918 | #define MT_TOP_PWR_CTRL (MT_TOP_RGU_BASE + (0x0)) |
developer | c226de8 | 2022-10-03 12:24:57 +0800 | [diff] [blame] | 919 | @@ -996,6 +1010,8 @@ enum offs_rev { |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 920 | #define MT_CPU_UTIL_PEAK_IDLE_CNT MT_CPU_UTIL(0x0c) |
| 921 | #define MT_CPU_UTIL_CTRL MT_CPU_UTIL(0x1c) |
| 922 | |
| 923 | +#define MT_EXCEPTION_ADDR __REG(EXCEPTION_BASE_ADDR) |
| 924 | + |
| 925 | /* LED */ |
| 926 | #define MT_LED_TOP_BASE 0x18013000 |
| 927 | #define MT_LED_PHYS(_n) (MT_LED_TOP_BASE + (_n)) |
| 928 | -- |
developer | 81ca9d6 | 2022-10-14 11:23:22 +0800 | [diff] [blame] | 929 | 2.25.1 |
developer | e3d0147 | 2022-05-09 14:01:49 +0800 | [diff] [blame] | 930 | |