diff options
Diffstat (limited to 'target/linux/sunxi/patches-4.9/0050-stmmac-form-4-10.patch')
-rw-r--r-- | target/linux/sunxi/patches-4.9/0050-stmmac-form-4-10.patch | 120 |
1 files changed, 60 insertions, 60 deletions
diff --git a/target/linux/sunxi/patches-4.9/0050-stmmac-form-4-10.patch b/target/linux/sunxi/patches-4.9/0050-stmmac-form-4-10.patch index e6ca1447ff..7549d4995a 100644 --- a/target/linux/sunxi/patches-4.9/0050-stmmac-form-4-10.patch +++ b/target/linux/sunxi/patches-4.9/0050-stmmac-form-4-10.patch @@ -2317,7 +2317,7 @@ priv->xstats.tx_clean++; -@@ -1393,22 +1394,17 @@ static void stmmac_tx_clean(struct stmma +@@ -1398,22 +1399,17 @@ static void stmmac_tx_clean(struct stmma netdev_completed_queue(priv->dev, pkts_compl, bytes_compl); if (unlikely(netif_queue_stopped(priv->dev) && @@ -2345,7 +2345,7 @@ } static inline void stmmac_enable_dma_irq(struct stmmac_priv *priv) -@@ -1512,7 +1508,7 @@ static void stmmac_mmc_setup(struct stmm +@@ -1517,7 +1513,7 @@ static void stmmac_mmc_setup(struct stmm dwmac_mmc_ctrl(priv->mmcaddr, mode); memset(&priv->mmc, 0, sizeof(struct stmmac_counters)); } else @@ -2354,7 +2354,7 @@ } /** -@@ -1525,18 +1521,18 @@ static void stmmac_mmc_setup(struct stmm +@@ -1530,18 +1526,18 @@ static void stmmac_mmc_setup(struct stmm static void stmmac_selec_desc_mode(struct stmmac_priv *priv) { if (priv->plat->enh_desc) { @@ -2377,7 +2377,7 @@ priv->hw->desc = &ndesc_ops; } } -@@ -1577,8 +1573,8 @@ static void stmmac_check_ether_addr(stru +@@ -1582,8 +1578,8 @@ static void stmmac_check_ether_addr(stru priv->dev->dev_addr, 0); if (!is_valid_ether_addr(priv->dev->dev_addr)) eth_hw_addr_random(priv->dev); @@ -2388,7 +2388,7 @@ } } -@@ -1592,16 +1588,12 @@ static void stmmac_check_ether_addr(stru +@@ -1597,16 +1593,12 @@ static void stmmac_check_ether_addr(stru */ static int stmmac_init_dma_engine(struct stmmac_priv *priv) { @@ -2408,7 +2408,7 @@ } if (priv->extend_desc && (priv->mode == STMMAC_RING_MODE)) -@@ -1613,8 +1605,8 @@ static int stmmac_init_dma_engine(struct +@@ -1618,8 +1610,8 @@ static int stmmac_init_dma_engine(struct return ret; } @@ -2419,7 +2419,7 @@ if (priv->synopsys_id >= DWMAC_CORE_4_00) { priv->rx_tail_addr = priv->dma_rx_phy + -@@ -1686,7 +1678,8 @@ static int stmmac_hw_setup(struct net_de +@@ -1691,7 +1683,8 @@ static int stmmac_hw_setup(struct net_de /* DMA initialization and SW reset */ ret = stmmac_init_dma_engine(priv); if (ret < 0) { @@ -2429,7 +2429,7 @@ return ret; } -@@ -1715,7 +1708,7 @@ static int stmmac_hw_setup(struct net_de +@@ -1720,7 +1713,7 @@ static int stmmac_hw_setup(struct net_de ret = priv->hw->mac->rx_ipc(priv->hw); if (!ret) { @@ -2438,7 +2438,7 @@ priv->plat->rx_coe = STMMAC_RX_COE_NONE; priv->hw->rx_csum = 0; } -@@ -1740,10 +1733,11 @@ static int stmmac_hw_setup(struct net_de +@@ -1745,10 +1738,11 @@ static int stmmac_hw_setup(struct net_de #ifdef CONFIG_DEBUG_FS ret = stmmac_init_fs(dev); if (ret < 0) @@ -2452,7 +2452,7 @@ priv->hw->dma->start_tx(priv->ioaddr); priv->hw->dma->start_rx(priv->ioaddr); -@@ -1798,8 +1792,9 @@ static int stmmac_open(struct net_device +@@ -1803,8 +1797,9 @@ static int stmmac_open(struct net_device priv->hw->pcs != STMMAC_PCS_RTBI) { ret = stmmac_init_phy(dev); if (ret) { @@ -2464,7 +2464,7 @@ return ret; } } -@@ -1814,33 +1809,36 @@ static int stmmac_open(struct net_device +@@ -1819,33 +1814,36 @@ static int stmmac_open(struct net_device ret = alloc_dma_desc_resources(priv); if (ret < 0) { @@ -2508,7 +2508,7 @@ goto init_error; } -@@ -1849,8 +1847,9 @@ static int stmmac_open(struct net_device +@@ -1854,8 +1852,9 @@ static int stmmac_open(struct net_device ret = request_irq(priv->wol_irq, stmmac_interrupt, IRQF_SHARED, dev->name, dev); if (unlikely(ret < 0)) { @@ -2520,7 +2520,7 @@ goto wolirq_error; } } -@@ -1860,8 +1859,9 @@ static int stmmac_open(struct net_device +@@ -1865,8 +1864,9 @@ static int stmmac_open(struct net_device ret = request_irq(priv->lpi_irq, stmmac_interrupt, IRQF_SHARED, dev->name, dev); if (unlikely(ret < 0)) { @@ -2532,7 +2532,7 @@ goto lpiirq_error; } } -@@ -1880,8 +1880,8 @@ wolirq_error: +@@ -1885,8 +1885,8 @@ wolirq_error: init_error: free_dma_desc_resources(priv); dma_desc_error: @@ -2543,7 +2543,7 @@ return ret; } -@@ -1900,10 +1900,9 @@ static int stmmac_release(struct net_dev +@@ -1905,10 +1905,9 @@ static int stmmac_release(struct net_dev del_timer_sync(&priv->eee_ctrl_timer); /* Stop and disconnect the PHY */ @@ -2557,7 +2557,7 @@ } netif_stop_queue(dev); -@@ -1963,13 +1962,13 @@ static void stmmac_tso_allocator(struct +@@ -1968,13 +1967,13 @@ static void stmmac_tso_allocator(struct priv->cur_tx = STMMAC_GET_ENTRY(priv->cur_tx, DMA_TX_SIZE); desc = priv->dma_tx + priv->cur_tx; @@ -2573,7 +2573,7 @@ 0, 0); tmp_len -= TSO_MAX_BUFF_SIZE; -@@ -2014,8 +2013,6 @@ static netdev_tx_t stmmac_tso_xmit(struc +@@ -2019,8 +2018,6 @@ static netdev_tx_t stmmac_tso_xmit(struc u8 proto_hdr_len; int i; @@ -2582,7 +2582,7 @@ /* Compute header lengths */ proto_hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); -@@ -2025,9 +2022,10 @@ static netdev_tx_t stmmac_tso_xmit(struc +@@ -2030,9 +2027,10 @@ static netdev_tx_t stmmac_tso_xmit(struc if (!netif_queue_stopped(dev)) { netif_stop_queue(dev); /* This is a hard error, log it. */ @@ -2595,7 +2595,7 @@ return NETDEV_TX_BUSY; } -@@ -2065,11 +2063,11 @@ static netdev_tx_t stmmac_tso_xmit(struc +@@ -2070,11 +2068,11 @@ static netdev_tx_t stmmac_tso_xmit(struc priv->tx_skbuff_dma[first_entry].len = skb_headlen(skb); priv->tx_skbuff[first_entry] = skb; @@ -2609,7 +2609,7 @@ /* If needed take extra descriptors to fill the remaining payload */ tmp_pay_len = pay_len - TSO_MAX_BUFF_SIZE; -@@ -2098,8 +2096,8 @@ static netdev_tx_t stmmac_tso_xmit(struc +@@ -2103,8 +2101,8 @@ static netdev_tx_t stmmac_tso_xmit(struc priv->cur_tx = STMMAC_GET_ENTRY(priv->cur_tx, DMA_TX_SIZE); if (unlikely(stmmac_tx_avail(priv) <= (MAX_SKB_FRAGS + 1))) { @@ -2620,7 +2620,7 @@ netif_stop_queue(dev); } -@@ -2143,7 +2141,7 @@ static netdev_tx_t stmmac_tso_xmit(struc +@@ -2155,7 +2153,7 @@ static netdev_tx_t stmmac_tso_xmit(struc * descriptor and then barrier is needed to make sure that * all is coherent before granting the DMA engine. */ @@ -2629,7 +2629,7 @@ if (netif_msg_pktdata(priv)) { pr_info("%s: curr=%d dirty=%d f=%d, e=%d, f_p=%p, nfrags %d\n", -@@ -2162,11 +2160,9 @@ static netdev_tx_t stmmac_tso_xmit(struc +@@ -2174,11 +2172,9 @@ static netdev_tx_t stmmac_tso_xmit(struc priv->hw->dma->set_tx_tail_ptr(priv->ioaddr, priv->tx_tail_addr, STMMAC_CHAN0); @@ -2641,7 +2641,7 @@ dev_err(priv->device, "Tx dma map failed\n"); dev_kfree_skb(skb); priv->dev->stats.tx_dropped++; -@@ -2198,14 +2194,13 @@ static netdev_tx_t stmmac_xmit(struct sk +@@ -2210,14 +2206,13 @@ static netdev_tx_t stmmac_xmit(struct sk return stmmac_tso_xmit(skb, dev); } @@ -2659,7 +2659,7 @@ } return NETDEV_TX_BUSY; } -@@ -2258,13 +2253,11 @@ static netdev_tx_t stmmac_xmit(struct sk +@@ -2270,13 +2265,11 @@ static netdev_tx_t stmmac_xmit(struct sk priv->tx_skbuff[entry] = NULL; @@ -2678,7 +2678,7 @@ priv->tx_skbuff_dma[entry].map_as_page = true; priv->tx_skbuff_dma[entry].len = len; -@@ -2282,9 +2275,10 @@ static netdev_tx_t stmmac_xmit(struct sk +@@ -2294,9 +2287,10 @@ static netdev_tx_t stmmac_xmit(struct sk if (netif_msg_pktdata(priv)) { void *tx_head; @@ -2692,7 +2692,7 @@ if (priv->extend_desc) tx_head = (void *)priv->dma_etx; -@@ -2293,13 +2287,13 @@ static netdev_tx_t stmmac_xmit(struct sk +@@ -2305,13 +2299,13 @@ static netdev_tx_t stmmac_xmit(struct sk priv->hw->desc->display_ring(tx_head, DMA_TX_SIZE, false); @@ -2709,7 +2709,7 @@ netif_stop_queue(dev); } -@@ -2335,13 +2329,11 @@ static netdev_tx_t stmmac_xmit(struct sk +@@ -2347,13 +2341,11 @@ static netdev_tx_t stmmac_xmit(struct sk if (dma_mapping_error(priv->device, des)) goto dma_map_err; @@ -2728,7 +2728,7 @@ priv->tx_skbuff_dma[first_entry].len = nopaged_len; priv->tx_skbuff_dma[first_entry].last_segment = last_segment; -@@ -2362,7 +2354,7 @@ static netdev_tx_t stmmac_xmit(struct sk +@@ -2374,7 +2366,7 @@ static netdev_tx_t stmmac_xmit(struct sk * descriptor and then barrier is needed to make sure that * all is coherent before granting the DMA engine. */ @@ -2737,7 +2737,7 @@ } netdev_sent_queue(dev, skb->len); -@@ -2373,12 +2365,10 @@ static netdev_tx_t stmmac_xmit(struct sk +@@ -2385,12 +2377,10 @@ static netdev_tx_t stmmac_xmit(struct sk priv->hw->dma->set_tx_tail_ptr(priv->ioaddr, priv->tx_tail_addr, STMMAC_CHAN0); @@ -2751,7 +2751,7 @@ dev_kfree_skb(skb); priv->dev->stats.tx_dropped++; return NETDEV_TX_OK; -@@ -2449,16 +2439,16 @@ static inline void stmmac_rx_refill(stru +@@ -2461,16 +2451,16 @@ static inline void stmmac_rx_refill(stru DMA_FROM_DEVICE); if (dma_mapping_error(priv->device, priv->rx_skbuff_dma[entry])) { @@ -2771,7 +2771,7 @@ } if (priv->hw->mode->refill_desc3) priv->hw->mode->refill_desc3(priv, p); -@@ -2466,17 +2456,17 @@ static inline void stmmac_rx_refill(stru +@@ -2478,17 +2468,17 @@ static inline void stmmac_rx_refill(stru if (priv->rx_zeroc_thresh > 0) priv->rx_zeroc_thresh--; @@ -2793,7 +2793,7 @@ entry = STMMAC_GET_ENTRY(entry, DMA_RX_SIZE); } -@@ -2500,7 +2490,7 @@ static int stmmac_rx(struct stmmac_priv +@@ -2512,7 +2502,7 @@ static int stmmac_rx(struct stmmac_priv if (netif_msg_rx_status(priv)) { void *rx_head; @@ -2802,7 +2802,7 @@ if (priv->extend_desc) rx_head = (void *)priv->dma_erx; else -@@ -2562,9 +2552,9 @@ static int stmmac_rx(struct stmmac_priv +@@ -2574,9 +2564,9 @@ static int stmmac_rx(struct stmmac_priv unsigned int des; if (unlikely(priv->synopsys_id >= DWMAC_CORE_4_00)) @@ -2814,7 +2814,7 @@ frame_len = priv->hw->desc->get_rx_frame_len(p, coe); -@@ -2573,9 +2563,9 @@ static int stmmac_rx(struct stmmac_priv +@@ -2585,9 +2575,9 @@ static int stmmac_rx(struct stmmac_priv * ignored */ if (frame_len > priv->dma_buf_sz) { @@ -2827,7 +2827,7 @@ priv->dev->stats.rx_length_errors++; break; } -@@ -2587,11 +2577,11 @@ static int stmmac_rx(struct stmmac_priv +@@ -2599,11 +2589,11 @@ static int stmmac_rx(struct stmmac_priv frame_len -= ETH_FCS_LEN; if (netif_msg_rx_status(priv)) { @@ -2843,7 +2843,7 @@ } /* The zero-copy is always used for all the sizes -@@ -2628,8 +2618,9 @@ static int stmmac_rx(struct stmmac_priv +@@ -2640,8 +2630,9 @@ static int stmmac_rx(struct stmmac_priv } else { skb = priv->rx_skbuff[entry]; if (unlikely(!skb)) { @@ -2855,7 +2855,7 @@ priv->dev->stats.rx_dropped++; break; } -@@ -2645,7 +2636,8 @@ static int stmmac_rx(struct stmmac_priv +@@ -2657,7 +2648,8 @@ static int stmmac_rx(struct stmmac_priv } if (netif_msg_pktdata(priv)) { @@ -2865,7 +2865,7 @@ print_pkt(skb->data, frame_len); } -@@ -2748,7 +2740,7 @@ static int stmmac_change_mtu(struct net_ +@@ -2760,7 +2752,7 @@ static int stmmac_change_mtu(struct net_ int max_mtu; if (netif_running(dev)) { @@ -2874,7 +2874,7 @@ return -EBUSY; } -@@ -2840,7 +2832,7 @@ static irqreturn_t stmmac_interrupt(int +@@ -2852,7 +2844,7 @@ static irqreturn_t stmmac_interrupt(int pm_wakeup_event(priv->device, 0); if (unlikely(!dev)) { @@ -2883,7 +2883,7 @@ return IRQ_NONE; } -@@ -2898,7 +2890,6 @@ static void stmmac_poll_controller(struc +@@ -2910,7 +2902,6 @@ static void stmmac_poll_controller(struc */ static int stmmac_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { @@ -2891,7 +2891,7 @@ int ret = -EOPNOTSUPP; if (!netif_running(dev)) -@@ -2908,9 +2899,9 @@ static int stmmac_ioctl(struct net_devic +@@ -2920,9 +2911,9 @@ static int stmmac_ioctl(struct net_devic case SIOCGMIIPHY: case SIOCGMIIREG: case SIOCSMIIREG: @@ -2903,7 +2903,7 @@ break; case SIOCSHWTSTAMP: ret = stmmac_hwtstamp_ioctl(dev, rq); -@@ -2938,14 +2929,17 @@ static void sysfs_display_ring(void *hea +@@ -2950,14 +2941,17 @@ static void sysfs_display_ring(void *hea x = *(u64 *) ep; seq_printf(seq, "%d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n", i, (unsigned int)virt_to_phys(ep), @@ -2924,7 +2924,7 @@ p++; } seq_printf(seq, "\n"); -@@ -2977,6 +2971,8 @@ static int stmmac_sysfs_ring_open(struct +@@ -2989,6 +2983,8 @@ static int stmmac_sysfs_ring_open(struct return single_open(file, stmmac_sysfs_ring_read, inode->i_private); } @@ -2933,7 +2933,7 @@ static const struct file_operations stmmac_rings_status_fops = { .owner = THIS_MODULE, .open = stmmac_sysfs_ring_open, -@@ -2999,11 +2995,11 @@ static int stmmac_sysfs_dma_cap_read(str +@@ -3011,11 +3007,11 @@ static int stmmac_sysfs_dma_cap_read(str seq_printf(seq, "\tDMA HW features\n"); seq_printf(seq, "==============================\n"); @@ -2948,7 +2948,7 @@ (priv->dma_cap.half_duplex) ? "Y" : "N"); seq_printf(seq, "\tHash Filter: %s\n", (priv->dma_cap.hash_filter) ? "Y" : "N"); -@@ -3021,9 +3017,9 @@ static int stmmac_sysfs_dma_cap_read(str +@@ -3033,9 +3029,9 @@ static int stmmac_sysfs_dma_cap_read(str (priv->dma_cap.rmon) ? "Y" : "N"); seq_printf(seq, "\tIEEE 1588-2002 Time Stamp: %s\n", (priv->dma_cap.time_stamp) ? "Y" : "N"); @@ -2960,7 +2960,7 @@ (priv->dma_cap.eee) ? "Y" : "N"); seq_printf(seq, "\tAV features: %s\n", (priv->dma_cap.av) ? "Y" : "N"); seq_printf(seq, "\tChecksum Offload in TX: %s\n", -@@ -3070,8 +3066,7 @@ static int stmmac_init_fs(struct net_dev +@@ -3082,8 +3078,7 @@ static int stmmac_init_fs(struct net_dev priv->dbgfs_dir = debugfs_create_dir(dev->name, stmmac_fs_dir); if (!priv->dbgfs_dir || IS_ERR(priv->dbgfs_dir)) { @@ -2970,7 +2970,7 @@ return -ENOMEM; } -@@ -3083,7 +3078,7 @@ static int stmmac_init_fs(struct net_dev +@@ -3095,7 +3090,7 @@ static int stmmac_init_fs(struct net_dev &stmmac_rings_status_fops); if (!priv->dbgfs_rings_status || IS_ERR(priv->dbgfs_rings_status)) { @@ -2979,7 +2979,7 @@ debugfs_remove_recursive(priv->dbgfs_dir); return -ENOMEM; -@@ -3095,7 +3090,7 @@ static int stmmac_init_fs(struct net_dev +@@ -3107,7 +3102,7 @@ static int stmmac_init_fs(struct net_dev dev, &stmmac_dma_cap_fops); if (!priv->dbgfs_dma_cap || IS_ERR(priv->dbgfs_dma_cap)) { @@ -2988,7 +2988,7 @@ debugfs_remove_recursive(priv->dbgfs_dir); return -ENOMEM; -@@ -3167,11 +3162,11 @@ static int stmmac_hw_init(struct stmmac_ +@@ -3179,11 +3174,11 @@ static int stmmac_hw_init(struct stmmac_ } else { if (chain_mode) { priv->hw->mode = &chain_mode_ops; @@ -3002,7 +3002,7 @@ priv->mode = STMMAC_RING_MODE; } } -@@ -3179,7 +3174,7 @@ static int stmmac_hw_init(struct stmmac_ +@@ -3191,7 +3186,7 @@ static int stmmac_hw_init(struct stmmac_ /* Get the HW capability (new GMAC newer than 3.50a) */ priv->hw_cap_support = stmmac_get_hw_features(priv); if (priv->hw_cap_support) { @@ -3011,7 +3011,7 @@ /* We can override some gmac/dma configuration fields: e.g. * enh_desc, tx_coe (e.g. that are passed through the -@@ -3204,8 +3199,9 @@ static int stmmac_hw_init(struct stmmac_ +@@ -3216,8 +3211,9 @@ static int stmmac_hw_init(struct stmmac_ else if (priv->dma_cap.rx_coe_type1) priv->plat->rx_coe = STMMAC_RX_COE_TYPE1; @@ -3023,7 +3023,7 @@ /* To use alternate (extended), normal or GMAC4 descriptor structures */ if (priv->synopsys_id >= DWMAC_CORE_4_00) -@@ -3215,20 +3211,20 @@ static int stmmac_hw_init(struct stmmac_ +@@ -3227,20 +3223,20 @@ static int stmmac_hw_init(struct stmmac_ if (priv->plat->rx_coe) { priv->hw->rx_csum = priv->plat->rx_coe; @@ -3049,7 +3049,7 @@ return 0; } -@@ -3287,8 +3283,8 @@ int stmmac_dvr_probe(struct device *devi +@@ -3299,8 +3295,8 @@ int stmmac_dvr_probe(struct device *devi priv->stmmac_clk = devm_clk_get(priv->device, STMMAC_RESOURCE_NAME); if (IS_ERR(priv->stmmac_clk)) { @@ -3060,7 +3060,7 @@ /* If failed to obtain stmmac_clk and specific clk_csr value * is NOT passed from the platform, probe fail. */ -@@ -3337,7 +3333,7 @@ int stmmac_dvr_probe(struct device *devi +@@ -3349,7 +3345,7 @@ int stmmac_dvr_probe(struct device *devi if ((priv->plat->tso_en) && (priv->dma_cap.tsoen)) { ndev->hw_features |= NETIF_F_TSO; priv->tso = true; @@ -3069,7 +3069,7 @@ } ndev->features |= ndev->hw_features | NETIF_F_HIGHDMA; ndev->watchdog_timeo = msecs_to_jiffies(watchdog); -@@ -3357,13 +3353,13 @@ int stmmac_dvr_probe(struct device *devi +@@ -3369,13 +3365,13 @@ int stmmac_dvr_probe(struct device *devi */ if ((priv->synopsys_id >= DWMAC_CORE_3_50) && (!priv->plat->riwt_off)) { priv->use_riwt = 1; @@ -3085,7 +3085,7 @@ /* If a specific clk_csr value is passed from the platform * this means that the CSR Clock Range selection cannot be -@@ -3384,15 +3380,17 @@ int stmmac_dvr_probe(struct device *devi +@@ -3396,15 +3392,17 @@ int stmmac_dvr_probe(struct device *devi /* MDIO bus Registration */ ret = stmmac_mdio_register(ndev); if (ret < 0) { @@ -3107,7 +3107,7 @@ goto error_netdev_register; } -@@ -3403,7 +3401,7 @@ error_netdev_register: +@@ -3415,7 +3413,7 @@ error_netdev_register: priv->hw->pcs != STMMAC_PCS_TBI && priv->hw->pcs != STMMAC_PCS_RTBI) stmmac_mdio_unregister(ndev); @@ -3116,7 +3116,7 @@ netif_napi_del(&priv->napi); error_hw_init: clk_disable_unprepare(priv->pclk); -@@ -3427,7 +3425,7 @@ int stmmac_dvr_remove(struct device *dev +@@ -3439,7 +3437,7 @@ int stmmac_dvr_remove(struct device *dev struct net_device *ndev = dev_get_drvdata(dev); struct stmmac_priv *priv = netdev_priv(ndev); @@ -3125,7 +3125,7 @@ priv->hw->dma->stop_rx(priv->ioaddr); priv->hw->dma->stop_tx(priv->ioaddr); -@@ -3465,8 +3463,8 @@ int stmmac_suspend(struct device *dev) +@@ -3477,8 +3475,8 @@ int stmmac_suspend(struct device *dev) if (!ndev || !netif_running(ndev)) return 0; @@ -3136,7 +3136,7 @@ spin_lock_irqsave(&priv->lock, flags); -@@ -3560,8 +3558,8 @@ int stmmac_resume(struct device *dev) +@@ -3572,8 +3570,8 @@ int stmmac_resume(struct device *dev) spin_unlock_irqrestore(&priv->lock, flags); |