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kernel: bump 4.9 to 4.9.110 for 18.06

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Compile-tested on ar71xx.

Signed-off-by: Stijn Segers <foss@volatilesystems.org>
This commit is contained in:
Stijn Segers 2018-06-29 22:29:05 +02:00 committed by John Crispin
parent 1961cdfb57
commit c96b344466
6 changed files with 218 additions and 240 deletions
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4
include/kernel-version.mk
View file

@ -4,12 +4,12 @@ LINUX_RELEASE?=1
LINUX_VERSION-3.18 = .71 LINUX_VERSION-3.18 = .71
LINUX_VERSION-4.4 = .121 LINUX_VERSION-4.4 = .121
LINUX_VERSION-4.9 = .109 LINUX_VERSION-4.9 = .110
LINUX_VERSION-4.14 = .50 LINUX_VERSION-4.14 = .50
LINUX_KERNEL_HASH-3.18.71 = 5abc9778ad44ce02ed6c8ab52ece8a21c6d20d21f6ed8a19287b4a38a50c1240 LINUX_KERNEL_HASH-3.18.71 = 5abc9778ad44ce02ed6c8ab52ece8a21c6d20d21f6ed8a19287b4a38a50c1240
LINUX_KERNEL_HASH-4.4.121 = 44a88268b5088dc326b30c9b9133ac35a9a200b636b7268d08f32abeae6ca729 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 LINUX_KERNEL_HASH-4.14.50 = 703a8d013b25dc428d936f72858fa0c702c22cb3114a040fb9bb47562e4ea2ac
remove_uri_prefix=$(subst git://,,$(subst http://,,$(subst https://,,$(1)))) remove_uri_prefix=$(subst git://,,$(subst http://,,$(subst https://,,$(1))))

2
target/linux/ar71xx/patches-4.9/500-MIPS-fw-myloader.patch
View file

@ -1,6 +1,6 @@
--- a/arch/mips/Makefile --- a/arch/mips/Makefile
+++ b/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_ARC) += arch/mips/fw/arc/
libs-$(CONFIG_FW_CFE) += arch/mips/fw/cfe/ libs-$(CONFIG_FW_CFE) += arch/mips/fw/cfe/

2
target/linux/generic/pending-4.9/308-mips32r2_tune.patch
View file

@ -11,7 +11,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
--- a/arch/mips/Makefile --- a/arch/mips/Makefile
+++ b/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_TX49XX) += -march=r4600 -Wa,--trap
cflags-$(CONFIG_CPU_MIPS32_R1) += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \ cflags-$(CONFIG_CPU_MIPS32_R1) += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
-Wa,-mips32 -Wa,--trap -Wa,-mips32 -Wa,--trap

20
target/linux/generic/pending-4.9/670-ipv6-allow-rejecting-with-source-address-failed-policy.patch
View file

@ -141,7 +141,7 @@ Signed-off-by: Jonas Gorski <jogo@openwrt.org>
static const struct rt6_info ip6_blk_hole_entry_template = { static const struct rt6_info ip6_blk_hole_entry_template = {
.dst = { .dst = {
.__refcnt = ATOMIC_INIT(1), .__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.output = ip6_pkt_prohibit_out;
rt->dst.input = ip6_pkt_prohibit; rt->dst.input = ip6_pkt_prohibit;
break; break;
@ -153,7 +153,7 @@ Signed-off-by: Jonas Gorski <jogo@openwrt.org>
case RTN_THROW: case RTN_THROW:
case RTN_UNREACHABLE: case RTN_UNREACHABLE:
default: 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); 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. * 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 || if (rtm->rtm_type == RTN_UNREACHABLE ||
rtm->rtm_type == RTN_BLACKHOLE || rtm->rtm_type == RTN_BLACKHOLE ||
rtm->rtm_type == RTN_PROHIBIT || rtm->rtm_type == RTN_PROHIBIT ||
@ -181,7 +181,7 @@ Signed-off-by: Jonas Gorski <jogo@openwrt.org>
cfg->fc_flags |= RTF_REJECT; cfg->fc_flags |= RTF_REJECT;
if (rtm->rtm_type == RTN_LOCAL) 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: case -EACCES:
rtm->rtm_type = RTN_PROHIBIT; rtm->rtm_type = RTN_PROHIBIT;
break; break;
@ -191,7 +191,7 @@ Signed-off-by: Jonas Gorski <jogo@openwrt.org>
case -EAGAIN: case -EAGAIN:
rtm->rtm_type = RTN_THROW; rtm->rtm_type = RTN_THROW;
break; 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 #ifdef CONFIG_IPV6_MULTIPLE_TABLES
net->ipv6.ip6_prohibit_entry->dst.dev = dev; net->ipv6.ip6_prohibit_entry->dst.dev = dev;
net->ipv6.ip6_prohibit_entry->rt6i_idev = in6_dev_get(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->dst.dev = dev;
net->ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(dev); net->ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(dev);
#endif #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); in6_dev_put(net->ipv6.ip6_null_entry->rt6i_idev);
#ifdef CONFIG_IPV6_MULTIPLE_TABLES #ifdef CONFIG_IPV6_MULTIPLE_TABLES
in6_dev_put(net->ipv6.ip6_prohibit_entry->rt6i_idev); 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); in6_dev_put(net->ipv6.ip6_blk_hole_entry->rt6i_idev);
#endif #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; net->ipv6.ip6_blk_hole_entry->dst.ops = &net->ipv6.ip6_dst_ops;
dst_init_metrics(&net->ipv6.ip6_blk_hole_entry->dst, dst_init_metrics(&net->ipv6.ip6_blk_hole_entry->dst,
ip6_template_metrics, true); ip6_template_metrics, true);
@ -226,7 +226,7 @@ Signed-off-by: Jonas Gorski <jogo@openwrt.org>
#endif #endif
net->ipv6.sysctl.flush_delay = 0; net->ipv6.sysctl.flush_delay = 0;
@@ -3742,6 +3793,8 @@ out: @@ -3739,6 +3790,8 @@ out:
return ret; return ret;
#ifdef CONFIG_IPV6_MULTIPLE_TABLES #ifdef CONFIG_IPV6_MULTIPLE_TABLES
@ -235,7 +235,7 @@ Signed-off-by: Jonas Gorski <jogo@openwrt.org>
out_ip6_prohibit_entry: out_ip6_prohibit_entry:
kfree(net->ipv6.ip6_prohibit_entry); kfree(net->ipv6.ip6_prohibit_entry);
out_ip6_null_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 #ifdef CONFIG_IPV6_MULTIPLE_TABLES
kfree(net->ipv6.ip6_prohibit_entry); kfree(net->ipv6.ip6_prohibit_entry);
kfree(net->ipv6.ip6_blk_hole_entry); kfree(net->ipv6.ip6_blk_hole_entry);
@ -243,7 +243,7 @@ Signed-off-by: Jonas Gorski <jogo@openwrt.org>
#endif #endif
dst_entries_destroy(&net->ipv6.ip6_dst_ops); 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_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->dst.dev = init_net.loopback_dev;
init_net.ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev); init_net.ipv6.ip6_blk_hole_entry->rt6i_idev = in6_dev_get(init_net.loopback_dev);

8
target/linux/generic/pending-4.9/834-ledtrig-libata.patch
View file

@ -65,7 +65,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
/** /**
* ata_build_rw_tf - Build ATA taskfile for given read/write request * ata_build_rw_tf - Build ATA taskfile for given read/write request
* @tf: Target ATA taskfile * @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) if (tag < 0)
return NULL; return NULL;
} }
@ -75,7 +75,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
qc = __ata_qc_from_tag(ap, tag); qc = __ata_qc_from_tag(ap, tag);
qc->tag = 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.unhandled_irq = 1;
ap->stats.idle_irq = 1; ap->stats.idle_irq = 1;
#endif #endif
@ -85,7 +85,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
ata_sff_port_init(ap); ata_sff_port_init(ap);
return 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->pmp_link);
kfree(ap->slave_link); kfree(ap->slave_link);
@ -98,7 +98,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
kfree(ap); kfree(ap);
host->ports[i] = NULL; 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]->print_id = atomic_inc_return(&ata_print_id);
host->ports[i]->local_port_no = i + 1; host->ports[i]->local_port_no = i + 1;
} }

422
target/linux/sunxi/patches-4.9/0052-stmmac-form-4-12.patch
View file

@ -3095,7 +3095,7 @@
if (priv->hw->mode->set_16kib_bfsize) if (priv->hw->mode->set_16kib_bfsize)
bfsize = priv->hw->mode->set_16kib_bfsize(dev->mtu); 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; priv->dma_buf_sz = bfsize;
@ -3351,10 +3351,17 @@
- priv->tx_skbuff_dma[i].buf, - priv->tx_skbuff_dma[i].buf,
- priv->tx_skbuff_dma[i].len, - priv->tx_skbuff_dma[i].len,
- DMA_TO_DEVICE); - DMA_TO_DEVICE);
- }
+ for (i = 0; i < DMA_TX_SIZE; i++) + for (i = 0; i < DMA_TX_SIZE; i++)
+ stmmac_free_tx_buffer(priv, queue, 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 + * free_dma_rx_desc_resources - free RX dma desc resources
+ * @priv: private structure + * @priv: private structure
@ -3383,10 +3390,11 @@
+ +
+ kfree(rx_q->rx_skbuff_dma); + kfree(rx_q->rx_skbuff_dma);
+ kfree(rx_q->rx_skbuff); + kfree(rx_q->rx_skbuff);
+ } }
+} }
+
+/** /**
- * alloc_dma_desc_resources - alloc TX/RX resources.
+ * free_dma_tx_desc_resources - free TX dma desc resources + * free_dma_tx_desc_resources - free TX dma desc resources
+ * @priv: private structure + * @priv: private structure
+ */ + */
@ -3419,36 +3427,90 @@
+ +
+/** +/**
+ * alloc_dma_rx_desc_resources - alloc RX resources. + * alloc_dma_rx_desc_resources - alloc RX resources.
+ * @priv: private structure * @priv: private structure
+ * Description: according to which descriptor can be used (extend or basic) * Description: according to which descriptor can be used (extend or basic)
+ * this function allocates the resources for TX and RX paths. In case of * 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 * reception, for example, it pre-allocated the RX socket buffer in order to
+ * allow zero-copy mechanism. * 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) +static int alloc_dma_rx_desc_resources(struct stmmac_priv *priv)
+{ {
+ u32 rx_count = priv->plat->rx_queues_to_use; + u32 rx_count = priv->plat->rx_queues_to_use;
+ int ret = -ENOMEM; int ret = -ENOMEM;
+ u32 queue; + 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 */ + /* RX queues buffers and DMA */
+ for (queue = 0; queue < rx_count; queue++) { + for (queue = 0; queue < rx_count; queue++) {
+ struct stmmac_rx_queue *rx_q = &priv->rx_queue[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->queue_index = queue;
+ rx_q->priv_data = priv; + 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, + rx_q->rx_skbuff_dma = kmalloc_array(DMA_RX_SIZE,
+ sizeof(dma_addr_t), + 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) + if (!rx_q->rx_skbuff_dma)
+ return -ENOMEM; + 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, + rx_q->rx_skbuff = kmalloc_array(DMA_RX_SIZE,
+ sizeof(struct sk_buff *), + sizeof(struct sk_buff *),
+ GFP_KERNEL); + GFP_KERNEL);
+ if (!rx_q->rx_skbuff) + if (!rx_q->rx_skbuff)
+ goto err_dma; goto err_dma;
+ +
+ if (priv->extend_desc) { + if (priv->extend_desc) {
+ rx_q->dma_erx = dma_zalloc_coherent(priv->device, + rx_q->dma_erx = dma_zalloc_coherent(priv->device,
@ -3469,12 +3531,19 @@
+ GFP_KERNEL); + GFP_KERNEL);
+ if (!rx_q->dma_rx) + if (!rx_q->dma_rx)
+ goto err_dma; + goto err_dma;
+ } }
+ } }
+
+ return 0; return 0;
+
+err_dma: 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); + free_dma_rx_desc_resources(priv);
+ +
+ return ret; + return ret;
@ -3531,7 +3600,7 @@
+ GFP_KERNEL); + GFP_KERNEL);
+ if (!tx_q->dma_tx) + if (!tx_q->dma_tx)
+ goto err_dma_buffers; + goto err_dma_buffers;
} + }
+ } + }
+ +
+ return 0; + return 0;
@ -3560,183 +3629,14 @@
+ +
+ ret = alloc_dma_tx_desc_resources(priv); + ret = alloc_dma_tx_desc_resources(priv);
+ +
+ return ret; return ret;
+} }
+
+/** +/**
+ * free_dma_desc_resources - free dma desc resources + * free_dma_desc_resources - free dma desc resources
+ * @priv: private structure + * @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 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)
+{
+ 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;
- }
+ 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.
+ * 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
+ * @chan: TX channel index
+ * Description:
+ * This starts a TX DMA channel
+ */
+static void stmmac_start_tx_dma(struct stmmac_priv *priv, u32 chan)
+{
+ 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
+ * @chan: RX channel index
+ * Description:
+ * This stops a RX DMA channel
+ */
+static void stmmac_stop_rx_dma(struct stmmac_priv *priv, u32 chan)
+{
+ 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
+ * @chan: TX channel index
+ * Description:
+ * This stops a TX DMA channel
+ */
+static void stmmac_stop_tx_dma(struct stmmac_priv *priv, u32 chan)
+{
+ 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
+ * Description:
+ * 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 */ - /* Release the DMA TX/RX socket buffers */
- dma_free_rx_skbufs(priv); - dma_free_rx_skbufs(priv);
@ -3762,6 +3662,99 @@
- kfree(priv->rx_skbuff); - kfree(priv->rx_skbuff);
- kfree(priv->tx_skbuff_dma); - kfree(priv->tx_skbuff_dma);
- kfree(priv->tx_skbuff); - 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);
}
/**
@@ -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 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);
+ }
+}
- /**
- * 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 void stmmac_start_rx_dma(struct stmmac_priv *priv, u32 chan)
+{
+ netdev_dbg(priv->dev, "DMA RX processes started in channel %d\n", chan);
+ priv->hw->dma->start_rx(priv->ioaddr, chan);
+}
+
+/**
+ * stmmac_start_tx_dma - start TX DMA channel
+ * @priv: driver private structure
+ * @chan: TX channel index
+ * Description:
+ * This starts a TX DMA channel
+ */
+static void stmmac_start_tx_dma(struct stmmac_priv *priv, u32 chan)
+{
+ netdev_dbg(priv->dev, "DMA TX processes started in channel %d\n", chan);
+ priv->hw->dma->start_tx(priv->ioaddr, chan);
+}
+
+/**
+ * stmmac_stop_rx_dma - stop RX DMA channel
+ * @priv: driver private structure
+ * @chan: RX channel index
+ * Description:
+ * This stops a RX DMA channel
+ */
+static void stmmac_stop_rx_dma(struct stmmac_priv *priv, u32 chan)
+{
+ netdev_dbg(priv->dev, "DMA RX processes stopped in channel %d\n", chan);
+ priv->hw->dma->stop_rx(priv->ioaddr, chan);
+}
+
+/**
+ * stmmac_stop_tx_dma - stop TX DMA channel
+ * @priv: driver private structure
+ * @chan: TX channel index
+ * Description:
+ * This stops a TX DMA channel
+ */
+static void stmmac_stop_tx_dma(struct stmmac_priv *priv, u32 chan)
+{
+ netdev_dbg(priv->dev, "DMA TX processes stopped in channel %d\n", chan);
+ priv->hw->dma->stop_tx(priv->ioaddr, chan);
+}
+
+/**
+ * stmmac_start_all_dma - start all RX and TX DMA channels
+ * @priv: driver private structure
+ * Description:
+ * This starts all the RX and TX DMA channels
+ */
+static void stmmac_start_all_dma(struct stmmac_priv *priv)
+{
+ u32 rx_channels_count = priv->plat->rx_queues_to_use; + u32 rx_channels_count = priv->plat->rx_queues_to_use;
+ u32 tx_channels_count = priv->plat->tx_queues_to_use; + u32 tx_channels_count = priv->plat->tx_queues_to_use;
+ u32 chan = 0; + u32 chan = 0;
@ -3771,38 +3764,23 @@
+ +
+ for (chan = 0; chan < tx_channels_count; chan++) + for (chan = 0; chan < tx_channels_count; chan++)
+ stmmac_start_tx_dma(priv, 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 + * stmmac_stop_all_dma - stop all RX and TX DMA channels
+ * @priv: driver private structure + * @priv: driver private structure
+ * Description: + * Description:
+ * This stops the RX and TX DMA channels + * 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) +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 rx_channels_count = priv->plat->rx_queues_to_use;
+ u32 tx_channels_count = priv->plat->tx_queues_to_use; + u32 tx_channels_count = priv->plat->tx_queues_to_use;
+ u32 chan = 0; + 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++) + for (chan = 0; chan < rx_channels_count; chan++)
+ stmmac_stop_rx_dma(priv, 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++) + for (chan = 0; chan < tx_channels_count; chan++)
+ stmmac_stop_tx_dma(priv, chan); + stmmac_stop_tx_dma(priv, chan);
} }