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authorStijn Segers <foss@volatilesystems.org>2018-06-29 22:29:05 +0200
committerJohn Crispin <john@phrozen.org>2018-07-02 07:06:06 +0200
commitc96b344466fc80cb5815eeab87c6ca9a29fb9207 (patch)
treef8894c702b3991f671742cb0ce9aae79cdf808f1 /target
parent1961cdfb57c647530fc3b5729e1b5569e6fa98b0 (diff)
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kernel: bump 4.9 to 4.9.110 for 18.06
Compile-tested on ar71xx. Signed-off-by: Stijn Segers <foss@volatilesystems.org>
Diffstat (limited to 'target')
-rw-r--r--target/linux/ar71xx/patches-4.9/500-MIPS-fw-myloader.patch2
-rw-r--r--target/linux/generic/pending-4.9/308-mips32r2_tune.patch2
-rw-r--r--target/linux/generic/pending-4.9/670-ipv6-allow-rejecting-with-source-address-failed-policy.patch20
-rw-r--r--target/linux/generic/pending-4.9/834-ledtrig-libata.patch8
-rw-r--r--target/linux/sunxi/patches-4.9/0052-stmmac-form-4-12.patch344
5 files changed, 177 insertions, 199 deletions
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 <nbd@nbd.name>
--- 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 <jogo@openwrt.org>
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 <jogo@openwrt.org>
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 <jogo@openwrt.org>
/*
* 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 <jogo@openwrt.org>
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 <jogo@openwrt.org>
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 <jogo@openwrt.org>
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 <jogo@openwrt.org>
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 <jogo@openwrt.org>
#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 <jogo@openwrt.org>
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 <jogo@openwrt.org>
#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 <daniel@makrotopia.org>
/**
* 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 <daniel@makrotopia.org>
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 <daniel@makrotopia.org>
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 <daniel@makrotopia.org>
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);
}