From c96b344466fc80cb5815eeab87c6ca9a29fb9207 Mon Sep 17 00:00:00 2001 From: Stijn Segers Date: Fri, 29 Jun 2018 22:29:05 +0200 Subject: [PATCH] kernel: bump 4.9 to 4.9.110 for 18.06 Compile-tested on ar71xx. Signed-off-by: Stijn Segers --- include/kernel-version.mk | 4 +- .../patches-4.9/500-MIPS-fw-myloader.patch | 2 +- .../pending-4.9/308-mips32r2_tune.patch | 2 +- ...ng-with-source-address-failed-policy.patch | 20 +- .../pending-4.9/834-ledtrig-libata.patch | 8 +- .../patches-4.9/0052-stmmac-form-4-12.patch | 344 ++++++++---------- 6 files changed, 179 insertions(+), 201 deletions(-) diff --git a/include/kernel-version.mk b/include/kernel-version.mk index 825a227915..6ab17a5ad3 100644 --- a/include/kernel-version.mk +++ b/include/kernel-version.mk @@ -4,12 +4,12 @@ LINUX_RELEASE?=1 LINUX_VERSION-3.18 = .71 LINUX_VERSION-4.4 = .121 -LINUX_VERSION-4.9 = .109 +LINUX_VERSION-4.9 = .110 LINUX_VERSION-4.14 = .50 LINUX_KERNEL_HASH-3.18.71 = 5abc9778ad44ce02ed6c8ab52ece8a21c6d20d21f6ed8a19287b4a38a50c1240 LINUX_KERNEL_HASH-4.4.121 = 44a88268b5088dc326b30c9b9133ac35a9a200b636b7268d08f32abeae6ca729 -LINUX_KERNEL_HASH-4.9.109 = 3dcd5654a553432119492b69e649c4ed117781bfd571edcb02346c945be359b0 +LINUX_KERNEL_HASH-4.9.110 = 379a143a70a79f0eea6c9f6638942b65e6043abdde17ad23264c0abd93c4ea7a LINUX_KERNEL_HASH-4.14.50 = 703a8d013b25dc428d936f72858fa0c702c22cb3114a040fb9bb47562e4ea2ac remove_uri_prefix=$(subst git://,,$(subst http://,,$(subst https://,,$(1)))) diff --git a/target/linux/ar71xx/patches-4.9/500-MIPS-fw-myloader.patch b/target/linux/ar71xx/patches-4.9/500-MIPS-fw-myloader.patch index 301422a7d8..304fd69b22 100644 --- a/target/linux/ar71xx/patches-4.9/500-MIPS-fw-myloader.patch +++ b/target/linux/ar71xx/patches-4.9/500-MIPS-fw-myloader.patch @@ -1,6 +1,6 @@ --- a/arch/mips/Makefile +++ b/arch/mips/Makefile -@@ -213,6 +213,7 @@ cflags-$(toolchain-virt) += -DTOOLCHAIN +@@ -218,6 +218,7 @@ cflags-$(toolchain-virt) += -DTOOLCHAIN # libs-$(CONFIG_FW_ARC) += arch/mips/fw/arc/ libs-$(CONFIG_FW_CFE) += arch/mips/fw/cfe/ diff --git a/target/linux/generic/pending-4.9/308-mips32r2_tune.patch b/target/linux/generic/pending-4.9/308-mips32r2_tune.patch index 63cf576bd8..9e1efe2713 100644 --- a/target/linux/generic/pending-4.9/308-mips32r2_tune.patch +++ b/target/linux/generic/pending-4.9/308-mips32r2_tune.patch @@ -11,7 +11,7 @@ Signed-off-by: Felix Fietkau --- a/arch/mips/Makefile +++ b/arch/mips/Makefile -@@ -148,7 +148,7 @@ cflags-$(CONFIG_CPU_R4X00) += -march=r46 +@@ -153,7 +153,7 @@ cflags-$(CONFIG_CPU_R4X00) += -march=r46 cflags-$(CONFIG_CPU_TX49XX) += -march=r4600 -Wa,--trap cflags-$(CONFIG_CPU_MIPS32_R1) += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \ -Wa,-mips32 -Wa,--trap diff --git a/target/linux/generic/pending-4.9/670-ipv6-allow-rejecting-with-source-address-failed-policy.patch b/target/linux/generic/pending-4.9/670-ipv6-allow-rejecting-with-source-address-failed-policy.patch index 2cebf55a44..4757e81ea1 100644 --- a/target/linux/generic/pending-4.9/670-ipv6-allow-rejecting-with-source-address-failed-policy.patch +++ b/target/linux/generic/pending-4.9/670-ipv6-allow-rejecting-with-source-address-failed-policy.patch @@ -141,7 +141,7 @@ Signed-off-by: Jonas Gorski static const struct rt6_info ip6_blk_hole_entry_template = { .dst = { .__refcnt = ATOMIC_INIT(1), -@@ -1970,6 +1987,11 @@ static struct rt6_info *ip6_route_info_c +@@ -1967,6 +1984,11 @@ static struct rt6_info *ip6_route_info_c rt->dst.output = ip6_pkt_prohibit_out; rt->dst.input = ip6_pkt_prohibit; break; @@ -153,7 +153,7 @@ Signed-off-by: Jonas Gorski case RTN_THROW: case RTN_UNREACHABLE: default: -@@ -2613,6 +2635,17 @@ static int ip6_pkt_prohibit_out(struct n +@@ -2610,6 +2632,17 @@ static int ip6_pkt_prohibit_out(struct n return ip6_pkt_drop(skb, ICMPV6_ADM_PROHIBITED, IPSTATS_MIB_OUTNOROUTES); } @@ -171,7 +171,7 @@ Signed-off-by: Jonas Gorski /* * Allocate a dst for local (unicast / anycast) address. */ -@@ -2850,7 +2883,8 @@ static int rtm_to_fib6_config(struct sk_ +@@ -2847,7 +2880,8 @@ static int rtm_to_fib6_config(struct sk_ if (rtm->rtm_type == RTN_UNREACHABLE || rtm->rtm_type == RTN_BLACKHOLE || rtm->rtm_type == RTN_PROHIBIT || @@ -181,7 +181,7 @@ Signed-off-by: Jonas Gorski cfg->fc_flags |= RTF_REJECT; if (rtm->rtm_type == RTN_LOCAL) -@@ -3222,6 +3256,9 @@ static int rt6_fill_node(struct net *net +@@ -3219,6 +3253,9 @@ static int rt6_fill_node(struct net *net case -EACCES: rtm->rtm_type = RTN_PROHIBIT; break; @@ -191,7 +191,7 @@ Signed-off-by: Jonas Gorski case -EAGAIN: rtm->rtm_type = RTN_THROW; break; -@@ -3498,6 +3535,8 @@ static int ip6_route_dev_notify(struct n +@@ -3495,6 +3532,8 @@ static int ip6_route_dev_notify(struct n #ifdef CONFIG_IPV6_MULTIPLE_TABLES net->ipv6.ip6_prohibit_entry->dst.dev = dev; net->ipv6.ip6_prohibit_entry->rt6i_idev = in6_dev_get(dev); @@ -200,7 +200,7 @@ Signed-off-by: Jonas Gorski net->ipv6.ip6_blk_hole_entry->dst.dev = dev; net->ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(dev); #endif -@@ -3509,6 +3548,7 @@ static int ip6_route_dev_notify(struct n +@@ -3506,6 +3545,7 @@ static int ip6_route_dev_notify(struct n in6_dev_put(net->ipv6.ip6_null_entry->rt6i_idev); #ifdef CONFIG_IPV6_MULTIPLE_TABLES in6_dev_put(net->ipv6.ip6_prohibit_entry->rt6i_idev); @@ -208,7 +208,7 @@ Signed-off-by: Jonas Gorski in6_dev_put(net->ipv6.ip6_blk_hole_entry->rt6i_idev); #endif } -@@ -3724,6 +3764,17 @@ static int __net_init ip6_route_net_init +@@ -3721,6 +3761,17 @@ static int __net_init ip6_route_net_init net->ipv6.ip6_blk_hole_entry->dst.ops = &net->ipv6.ip6_dst_ops; dst_init_metrics(&net->ipv6.ip6_blk_hole_entry->dst, ip6_template_metrics, true); @@ -226,7 +226,7 @@ Signed-off-by: Jonas Gorski #endif net->ipv6.sysctl.flush_delay = 0; -@@ -3742,6 +3793,8 @@ out: +@@ -3739,6 +3790,8 @@ out: return ret; #ifdef CONFIG_IPV6_MULTIPLE_TABLES @@ -235,7 +235,7 @@ Signed-off-by: Jonas Gorski out_ip6_prohibit_entry: kfree(net->ipv6.ip6_prohibit_entry); out_ip6_null_entry: -@@ -3759,6 +3812,7 @@ static void __net_exit ip6_route_net_exi +@@ -3756,6 +3809,7 @@ static void __net_exit ip6_route_net_exi #ifdef CONFIG_IPV6_MULTIPLE_TABLES kfree(net->ipv6.ip6_prohibit_entry); kfree(net->ipv6.ip6_blk_hole_entry); @@ -243,7 +243,7 @@ Signed-off-by: Jonas Gorski #endif dst_entries_destroy(&net->ipv6.ip6_dst_ops); } -@@ -3832,6 +3886,9 @@ void __init ip6_route_init_special_entri +@@ -3829,6 +3883,9 @@ void __init ip6_route_init_special_entri init_net.ipv6.ip6_prohibit_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev); init_net.ipv6.ip6_blk_hole_entry->dst.dev = init_net.loopback_dev; init_net.ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev); diff --git a/target/linux/generic/pending-4.9/834-ledtrig-libata.patch b/target/linux/generic/pending-4.9/834-ledtrig-libata.patch index 78255a9550..4b319bd399 100644 --- a/target/linux/generic/pending-4.9/834-ledtrig-libata.patch +++ b/target/linux/generic/pending-4.9/834-ledtrig-libata.patch @@ -65,7 +65,7 @@ Signed-off-by: Daniel Golle /** * ata_build_rw_tf - Build ATA taskfile for given read/write request * @tf: Target ATA taskfile -@@ -4994,6 +5007,9 @@ struct ata_queued_cmd *ata_qc_new_init(s +@@ -4991,6 +5004,9 @@ struct ata_queued_cmd *ata_qc_new_init(s if (tag < 0) return NULL; } @@ -75,7 +75,7 @@ Signed-off-by: Daniel Golle qc = __ata_qc_from_tag(ap, tag); qc->tag = tag; -@@ -5895,6 +5911,9 @@ struct ata_port *ata_port_alloc(struct a +@@ -5892,6 +5908,9 @@ struct ata_port *ata_port_alloc(struct a ap->stats.unhandled_irq = 1; ap->stats.idle_irq = 1; #endif @@ -85,7 +85,7 @@ Signed-off-by: Daniel Golle ata_sff_port_init(ap); return ap; -@@ -5916,6 +5935,12 @@ static void ata_host_release(struct devi +@@ -5913,6 +5932,12 @@ static void ata_host_release(struct devi kfree(ap->pmp_link); kfree(ap->slave_link); @@ -98,7 +98,7 @@ Signed-off-by: Daniel Golle kfree(ap); host->ports[i] = NULL; } -@@ -6362,7 +6387,23 @@ int ata_host_register(struct ata_host *h +@@ -6359,7 +6384,23 @@ int ata_host_register(struct ata_host *h host->ports[i]->print_id = atomic_inc_return(&ata_print_id); host->ports[i]->local_port_no = i + 1; } diff --git a/target/linux/sunxi/patches-4.9/0052-stmmac-form-4-12.patch b/target/linux/sunxi/patches-4.9/0052-stmmac-form-4-12.patch index 1ed1294694..a1b018186f 100644 --- a/target/linux/sunxi/patches-4.9/0052-stmmac-form-4-12.patch +++ b/target/linux/sunxi/patches-4.9/0052-stmmac-form-4-12.patch @@ -3095,7 +3095,7 @@ if (priv->hw->mode->set_16kib_bfsize) bfsize = priv->hw->mode->set_16kib_bfsize(dev->mtu); -@@ -1033,257 +1234,516 @@ static int init_dma_desc_rings(struct ne +@@ -1033,235 +1234,409 @@ static int init_dma_desc_rings(struct ne priv->dma_buf_sz = bfsize; @@ -3351,10 +3351,17 @@ - priv->tx_skbuff_dma[i].buf, - priv->tx_skbuff_dma[i].len, - DMA_TO_DEVICE); +- } + for (i = 0; i < DMA_TX_SIZE; i++) + stmmac_free_tx_buffer(priv, queue, i); +} -+ + +- if (priv->tx_skbuff[i]) { +- dev_kfree_skb_any(priv->tx_skbuff[i]); +- priv->tx_skbuff[i] = NULL; +- priv->tx_skbuff_dma[i].buf = 0; +- priv->tx_skbuff_dma[i].map_as_page = false; +- } +/** + * free_dma_rx_desc_resources - free RX dma desc resources + * @priv: private structure @@ -3383,10 +3390,11 @@ + + kfree(rx_q->rx_skbuff_dma); + kfree(rx_q->rx_skbuff); -+ } -+} -+ -+/** + } + } + + /** +- * alloc_dma_desc_resources - alloc TX/RX resources. + * free_dma_tx_desc_resources - free TX dma desc resources + * @priv: private structure + */ @@ -3419,36 +3427,90 @@ + +/** + * alloc_dma_rx_desc_resources - alloc RX resources. -+ * @priv: private structure -+ * Description: according to which descriptor can be used (extend or basic) -+ * this function allocates the resources for TX and RX paths. In case of -+ * reception, for example, it pre-allocated the RX socket buffer in order to -+ * allow zero-copy mechanism. -+ */ + * @priv: private structure + * Description: according to which descriptor can be used (extend or basic) + * this function allocates the resources for TX and RX paths. In case of + * reception, for example, it pre-allocated the RX socket buffer in order to + * allow zero-copy mechanism. + */ +-static int alloc_dma_desc_resources(struct stmmac_priv *priv) +static int alloc_dma_rx_desc_resources(struct stmmac_priv *priv) -+{ + { + u32 rx_count = priv->plat->rx_queues_to_use; -+ int ret = -ENOMEM; + int ret = -ENOMEM; + u32 queue; -+ + +- priv->rx_skbuff_dma = kmalloc_array(DMA_RX_SIZE, sizeof(dma_addr_t), +- GFP_KERNEL); +- if (!priv->rx_skbuff_dma) +- return -ENOMEM; + /* RX queues buffers and DMA */ + for (queue = 0; queue < rx_count; queue++) { + struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; -+ + +- priv->rx_skbuff = kmalloc_array(DMA_RX_SIZE, sizeof(struct sk_buff *), +- GFP_KERNEL); +- if (!priv->rx_skbuff) +- goto err_rx_skbuff; +- +- priv->tx_skbuff_dma = kmalloc_array(DMA_TX_SIZE, +- sizeof(*priv->tx_skbuff_dma), +- GFP_KERNEL); +- if (!priv->tx_skbuff_dma) +- goto err_tx_skbuff_dma; +- +- priv->tx_skbuff = kmalloc_array(DMA_TX_SIZE, sizeof(struct sk_buff *), +- GFP_KERNEL); +- if (!priv->tx_skbuff) +- goto err_tx_skbuff; +- +- if (priv->extend_desc) { +- priv->dma_erx = dma_zalloc_coherent(priv->device, DMA_RX_SIZE * +- sizeof(struct +- dma_extended_desc), +- &priv->dma_rx_phy, +- GFP_KERNEL); +- if (!priv->dma_erx) +- goto err_dma; + rx_q->queue_index = queue; + rx_q->priv_data = priv; -+ + +- priv->dma_etx = dma_zalloc_coherent(priv->device, DMA_TX_SIZE * +- sizeof(struct +- dma_extended_desc), +- &priv->dma_tx_phy, + rx_q->rx_skbuff_dma = kmalloc_array(DMA_RX_SIZE, + sizeof(dma_addr_t), -+ GFP_KERNEL); + GFP_KERNEL); +- if (!priv->dma_etx) { +- dma_free_coherent(priv->device, DMA_RX_SIZE * +- sizeof(struct dma_extended_desc), +- priv->dma_erx, priv->dma_rx_phy); +- goto err_dma; +- } +- } else { +- priv->dma_rx = dma_zalloc_coherent(priv->device, DMA_RX_SIZE * +- sizeof(struct dma_desc), +- &priv->dma_rx_phy, +- GFP_KERNEL); +- if (!priv->dma_rx) +- goto err_dma; + if (!rx_q->rx_skbuff_dma) + return -ENOMEM; -+ + +- priv->dma_tx = dma_zalloc_coherent(priv->device, DMA_TX_SIZE * +- sizeof(struct dma_desc), +- &priv->dma_tx_phy, +- GFP_KERNEL); +- if (!priv->dma_tx) { +- dma_free_coherent(priv->device, DMA_RX_SIZE * +- sizeof(struct dma_desc), +- priv->dma_rx, priv->dma_rx_phy); + rx_q->rx_skbuff = kmalloc_array(DMA_RX_SIZE, + sizeof(struct sk_buff *), + GFP_KERNEL); + if (!rx_q->rx_skbuff) -+ goto err_dma; + goto err_dma; + + if (priv->extend_desc) { + rx_q->dma_erx = dma_zalloc_coherent(priv->device, @@ -3469,12 +3531,19 @@ + GFP_KERNEL); + if (!rx_q->dma_rx) + goto err_dma; -+ } -+ } -+ -+ return 0; -+ -+err_dma: + } + } + + return 0; + + err_dma: +- kfree(priv->tx_skbuff); +-err_tx_skbuff: +- kfree(priv->tx_skbuff_dma); +-err_tx_skbuff_dma: +- kfree(priv->rx_skbuff); +-err_rx_skbuff: +- kfree(priv->rx_skbuff_dma); + free_dma_rx_desc_resources(priv); + + return ret; @@ -3531,7 +3600,7 @@ + GFP_KERNEL); + if (!tx_q->dma_tx) + goto err_dma_buffers; - } ++ } + } + + return 0; @@ -3560,126 +3629,85 @@ + + ret = alloc_dma_tx_desc_resources(priv); + -+ return ret; -+} -+ + return ret; + } + +/** + * free_dma_desc_resources - free dma desc resources + * @priv: private structure + */ -+static void free_dma_desc_resources(struct stmmac_priv *priv) -+{ + static void free_dma_desc_resources(struct stmmac_priv *priv) + { +- /* Release the DMA TX/RX socket buffers */ +- dma_free_rx_skbufs(priv); +- dma_free_tx_skbufs(priv); +- +- /* Free DMA regions of consistent memory previously allocated */ +- if (!priv->extend_desc) { +- dma_free_coherent(priv->device, +- DMA_TX_SIZE * sizeof(struct dma_desc), +- priv->dma_tx, priv->dma_tx_phy); +- dma_free_coherent(priv->device, +- DMA_RX_SIZE * sizeof(struct dma_desc), +- priv->dma_rx, priv->dma_rx_phy); +- } else { +- dma_free_coherent(priv->device, DMA_TX_SIZE * +- sizeof(struct dma_extended_desc), +- priv->dma_etx, priv->dma_tx_phy); +- dma_free_coherent(priv->device, DMA_RX_SIZE * +- sizeof(struct dma_extended_desc), +- priv->dma_erx, priv->dma_rx_phy); +- } +- kfree(priv->rx_skbuff_dma); +- kfree(priv->rx_skbuff); +- kfree(priv->tx_skbuff_dma); +- kfree(priv->tx_skbuff); + /* Release the DMA RX socket buffers */ + free_dma_rx_desc_resources(priv); + + /* Release the DMA TX socket buffers */ + free_dma_tx_desc_resources(priv); -+} -+ -+/** -+ * stmmac_mac_enable_rx_queues - Enable MAC rx queues -+ * @priv: driver private structure -+ * Description: It is used for enabling the rx queues in the MAC -+ */ -+static void stmmac_mac_enable_rx_queues(struct stmmac_priv *priv) -+{ + } + + /** +@@ -1271,19 +1646,104 @@ static void free_dma_desc_resources(stru + */ + static void stmmac_mac_enable_rx_queues(struct stmmac_priv *priv) + { +- int rx_count = priv->dma_cap.number_rx_queues; +- int queue = 0; + u32 rx_queues_count = priv->plat->rx_queues_to_use; + int queue; + u8 mode; -- if (priv->tx_skbuff[i]) { -- dev_kfree_skb_any(priv->tx_skbuff[i]); -- priv->tx_skbuff[i] = NULL; -- priv->tx_skbuff_dma[i].buf = 0; -- priv->tx_skbuff_dma[i].map_as_page = false; -- } +- /* If GMAC does not have multiple queues, then this is not necessary*/ +- if (rx_count == 1) +- return; + for (queue = 0; queue < rx_queues_count; queue++) { + mode = priv->plat->rx_queues_cfg[queue].mode_to_use; + priv->hw->mac->rx_queue_enable(priv->hw, mode, queue); - } - } ++ } ++} - /** -- * alloc_dma_desc_resources - alloc TX/RX resources. -- * @priv: private structure -- * Description: according to which descriptor can be used (extend or basic) -- * this function allocates the resources for TX and RX paths. In case of -- * reception, for example, it pre-allocated the RX socket buffer in order to -- * allow zero-copy mechanism. +- /** +- * If the core is synthesized with multiple rx queues / multiple +- * dma channels, then rx queues will be disabled by default. +- * For now only rx queue 0 is enabled. +- */ +- priv->hw->mac->rx_queue_enable(priv->hw, queue); ++/** + * stmmac_start_rx_dma - start RX DMA channel + * @priv: driver private structure + * @chan: RX channel index + * Description: + * This starts a RX DMA channel - */ --static int alloc_dma_desc_resources(struct stmmac_priv *priv) ++ */ +static void stmmac_start_rx_dma(struct stmmac_priv *priv, u32 chan) - { -- int ret = -ENOMEM; -- -- priv->rx_skbuff_dma = kmalloc_array(DMA_RX_SIZE, sizeof(dma_addr_t), -- GFP_KERNEL); -- if (!priv->rx_skbuff_dma) -- return -ENOMEM; -- -- priv->rx_skbuff = kmalloc_array(DMA_RX_SIZE, sizeof(struct sk_buff *), -- GFP_KERNEL); -- if (!priv->rx_skbuff) -- goto err_rx_skbuff; -- -- priv->tx_skbuff_dma = kmalloc_array(DMA_TX_SIZE, -- sizeof(*priv->tx_skbuff_dma), -- GFP_KERNEL); -- if (!priv->tx_skbuff_dma) -- goto err_tx_skbuff_dma; -- -- priv->tx_skbuff = kmalloc_array(DMA_TX_SIZE, sizeof(struct sk_buff *), -- GFP_KERNEL); -- if (!priv->tx_skbuff) -- goto err_tx_skbuff; -- -- if (priv->extend_desc) { -- priv->dma_erx = dma_zalloc_coherent(priv->device, DMA_RX_SIZE * -- sizeof(struct -- dma_extended_desc), -- &priv->dma_rx_phy, -- GFP_KERNEL); -- if (!priv->dma_erx) -- goto err_dma; -- -- priv->dma_etx = dma_zalloc_coherent(priv->device, DMA_TX_SIZE * -- sizeof(struct -- dma_extended_desc), -- &priv->dma_tx_phy, -- GFP_KERNEL); -- if (!priv->dma_etx) { -- dma_free_coherent(priv->device, DMA_RX_SIZE * -- sizeof(struct dma_extended_desc), -- priv->dma_erx, priv->dma_rx_phy); -- goto err_dma; -- } -- } else { -- priv->dma_rx = dma_zalloc_coherent(priv->device, DMA_RX_SIZE * -- sizeof(struct dma_desc), -- &priv->dma_rx_phy, -- GFP_KERNEL); -- if (!priv->dma_rx) -- goto err_dma; ++{ + netdev_dbg(priv->dev, "DMA RX processes started in channel %d\n", chan); + priv->hw->dma->start_rx(priv->ioaddr, chan); +} - -- priv->dma_tx = dma_zalloc_coherent(priv->device, DMA_TX_SIZE * -- sizeof(struct dma_desc), -- &priv->dma_tx_phy, -- GFP_KERNEL); -- if (!priv->dma_tx) { -- dma_free_coherent(priv->device, DMA_RX_SIZE * -- sizeof(struct dma_desc), -- priv->dma_rx, priv->dma_rx_phy); -- goto err_dma; -- } -- } ++ +/** + * stmmac_start_tx_dma - start TX DMA channel + * @priv: driver private structure @@ -3692,8 +3720,7 @@ + netdev_dbg(priv->dev, "DMA TX processes started in channel %d\n", chan); + priv->hw->dma->start_tx(priv->ioaddr, chan); +} - -- return 0; ++ +/** + * stmmac_stop_rx_dma - stop RX DMA channel + * @priv: driver private structure @@ -3706,16 +3733,7 @@ + netdev_dbg(priv->dev, "DMA RX processes stopped in channel %d\n", chan); + priv->hw->dma->stop_rx(priv->ioaddr, chan); +} - --err_dma: -- kfree(priv->tx_skbuff); --err_tx_skbuff: -- kfree(priv->tx_skbuff_dma); --err_tx_skbuff_dma: -- kfree(priv->rx_skbuff); --err_rx_skbuff: -- kfree(priv->rx_skbuff_dma); -- return ret; ++ +/** + * stmmac_stop_tx_dma - stop TX DMA channel + * @priv: driver private structure @@ -3727,9 +3745,8 @@ +{ + netdev_dbg(priv->dev, "DMA TX processes stopped in channel %d\n", chan); + priv->hw->dma->stop_tx(priv->ioaddr, chan); - } - --static void free_dma_desc_resources(struct stmmac_priv *priv) ++} ++ +/** + * stmmac_start_all_dma - start all RX and TX DMA channels + * @priv: driver private structure @@ -3737,31 +3754,7 @@ + * This starts all the RX and TX DMA channels + */ +static void stmmac_start_all_dma(struct stmmac_priv *priv) - { -- /* Release the DMA TX/RX socket buffers */ -- dma_free_rx_skbufs(priv); -- dma_free_tx_skbufs(priv); -- -- /* Free DMA regions of consistent memory previously allocated */ -- if (!priv->extend_desc) { -- dma_free_coherent(priv->device, -- DMA_TX_SIZE * sizeof(struct dma_desc), -- priv->dma_tx, priv->dma_tx_phy); -- dma_free_coherent(priv->device, -- DMA_RX_SIZE * sizeof(struct dma_desc), -- priv->dma_rx, priv->dma_rx_phy); -- } else { -- dma_free_coherent(priv->device, DMA_TX_SIZE * -- sizeof(struct dma_extended_desc), -- priv->dma_etx, priv->dma_tx_phy); -- dma_free_coherent(priv->device, DMA_RX_SIZE * -- sizeof(struct dma_extended_desc), -- priv->dma_erx, priv->dma_rx_phy); -- } -- kfree(priv->rx_skbuff_dma); -- kfree(priv->rx_skbuff); -- kfree(priv->tx_skbuff_dma); -- kfree(priv->tx_skbuff); ++{ + u32 rx_channels_count = priv->plat->rx_queues_to_use; + u32 tx_channels_count = priv->plat->tx_queues_to_use; + u32 chan = 0; @@ -3771,38 +3764,23 @@ + + for (chan = 0; chan < tx_channels_count; chan++) + stmmac_start_tx_dma(priv, chan); - } - - /** -- * stmmac_mac_enable_rx_queues - Enable MAC rx queues -- * @priv: driver private structure -- * Description: It is used for enabling the rx queues in the MAC ++} ++ ++/** + * stmmac_stop_all_dma - stop all RX and TX DMA channels + * @priv: driver private structure + * Description: + * This stops the RX and TX DMA channels - */ --static void stmmac_mac_enable_rx_queues(struct stmmac_priv *priv) ++ */ +static void stmmac_stop_all_dma(struct stmmac_priv *priv) - { -- int rx_count = priv->dma_cap.number_rx_queues; -- int queue = 0; ++{ + u32 rx_channels_count = priv->plat->rx_queues_to_use; + u32 tx_channels_count = priv->plat->tx_queues_to_use; + u32 chan = 0; - -- /* If GMAC does not have multiple queues, then this is not necessary*/ -- if (rx_count == 1) -- return; ++ + for (chan = 0; chan < rx_channels_count; chan++) + stmmac_stop_rx_dma(priv, chan); - -- /** -- * If the core is synthesized with multiple rx queues / multiple -- * dma channels, then rx queues will be disabled by default. -- * For now only rx queue 0 is enabled. -- */ -- priv->hw->mac->rx_queue_enable(priv->hw, queue); ++ + for (chan = 0; chan < tx_channels_count; chan++) + stmmac_stop_tx_dma(priv, chan); } -- 2.25.1