diff options
Diffstat (limited to 'drivers')
50 files changed, 452 insertions, 346 deletions
diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index bdb953e15d2a..5c07a56962db 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -87,6 +87,7 @@ config ARM_ARCH_TIMER config ARM_ARCH_TIMER_EVTSTREAM bool "Support for ARM architected timer event stream generation" default y if ARM_ARCH_TIMER + depends on ARM_ARCH_TIMER help This option enables support for event stream generation based on the ARM architected timer. It is used for waking up CPUs executing diff --git a/drivers/clocksource/sh_mtu2.c b/drivers/clocksource/sh_mtu2.c index 4aac9ee0d0c0..3cf12834681e 100644 --- a/drivers/clocksource/sh_mtu2.c +++ b/drivers/clocksource/sh_mtu2.c @@ -313,8 +313,20 @@ static int sh_mtu2_setup(struct sh_mtu2_priv *p, struct platform_device *pdev) goto err1; } - return sh_mtu2_register(p, (char *)dev_name(&p->pdev->dev), - cfg->clockevent_rating); + ret = clk_prepare(p->clk); + if (ret < 0) + goto err2; + + ret = sh_mtu2_register(p, (char *)dev_name(&p->pdev->dev), + cfg->clockevent_rating); + if (ret < 0) + goto err3; + + return 0; + err3: + clk_unprepare(p->clk); + err2: + clk_put(p->clk); err1: iounmap(p->mapbase); err0: diff --git a/drivers/clocksource/sh_tmu.c b/drivers/clocksource/sh_tmu.c index 78b8dae49628..63557cda0a7d 100644 --- a/drivers/clocksource/sh_tmu.c +++ b/drivers/clocksource/sh_tmu.c @@ -472,12 +472,26 @@ static int sh_tmu_setup(struct sh_tmu_priv *p, struct platform_device *pdev) ret = PTR_ERR(p->clk); goto err1; } + + ret = clk_prepare(p->clk); + if (ret < 0) + goto err2; + p->cs_enabled = false; p->enable_count = 0; - return sh_tmu_register(p, (char *)dev_name(&p->pdev->dev), - cfg->clockevent_rating, - cfg->clocksource_rating); + ret = sh_tmu_register(p, (char *)dev_name(&p->pdev->dev), + cfg->clockevent_rating, + cfg->clocksource_rating); + if (ret < 0) + goto err3; + + return 0; + + err3: + clk_unprepare(p->clk); + err2: + clk_put(p->clk); err1: iounmap(p->mapbase); err0: diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c index 4f44b71b9e24..4cf5dec826e1 100644 --- a/drivers/crypto/caam/caamalg.c +++ b/drivers/crypto/caam/caamalg.c @@ -818,7 +818,7 @@ static void aead_decrypt_done(struct device *jrdev, u32 *desc, u32 err, ivsize, 1); print_hex_dump(KERN_ERR, "dst @"__stringify(__LINE__)": ", DUMP_PREFIX_ADDRESS, 16, 4, sg_virt(req->dst), - req->cryptlen, 1); + req->cryptlen - ctx->authsize, 1); #endif if (err) { @@ -972,12 +972,9 @@ static void init_aead_job(u32 *sh_desc, dma_addr_t ptr, (edesc->src_nents ? : 1); in_options = LDST_SGF; } - if (encrypt) - append_seq_in_ptr(desc, src_dma, req->assoclen + ivsize + - req->cryptlen - authsize, in_options); - else - append_seq_in_ptr(desc, src_dma, req->assoclen + ivsize + - req->cryptlen, in_options); + + append_seq_in_ptr(desc, src_dma, req->assoclen + ivsize + req->cryptlen, + in_options); if (likely(req->src == req->dst)) { if (all_contig) { @@ -998,7 +995,8 @@ static void init_aead_job(u32 *sh_desc, dma_addr_t ptr, } } if (encrypt) - append_seq_out_ptr(desc, dst_dma, req->cryptlen, out_options); + append_seq_out_ptr(desc, dst_dma, req->cryptlen + authsize, + out_options); else append_seq_out_ptr(desc, dst_dma, req->cryptlen - authsize, out_options); @@ -1048,8 +1046,8 @@ static void init_aead_giv_job(u32 *sh_desc, dma_addr_t ptr, sec4_sg_index += edesc->assoc_nents + 1 + edesc->src_nents; in_options = LDST_SGF; } - append_seq_in_ptr(desc, src_dma, req->assoclen + ivsize + - req->cryptlen - authsize, in_options); + append_seq_in_ptr(desc, src_dma, req->assoclen + ivsize + req->cryptlen, + in_options); if (contig & GIV_DST_CONTIG) { dst_dma = edesc->iv_dma; @@ -1066,7 +1064,8 @@ static void init_aead_giv_job(u32 *sh_desc, dma_addr_t ptr, } } - append_seq_out_ptr(desc, dst_dma, ivsize + req->cryptlen, out_options); + append_seq_out_ptr(desc, dst_dma, ivsize + req->cryptlen + authsize, + out_options); } /* @@ -1130,7 +1129,8 @@ static void init_ablkcipher_job(u32 *sh_desc, dma_addr_t ptr, * allocate and map the aead extended descriptor */ static struct aead_edesc *aead_edesc_alloc(struct aead_request *req, - int desc_bytes, bool *all_contig_ptr) + int desc_bytes, bool *all_contig_ptr, + bool encrypt) { struct crypto_aead *aead = crypto_aead_reqtfm(req); struct caam_ctx *ctx = crypto_aead_ctx(aead); @@ -1145,12 +1145,22 @@ static struct aead_edesc *aead_edesc_alloc(struct aead_request *req, bool assoc_chained = false, src_chained = false, dst_chained = false; int ivsize = crypto_aead_ivsize(aead); int sec4_sg_index, sec4_sg_len = 0, sec4_sg_bytes; + unsigned int authsize = ctx->authsize; assoc_nents = sg_count(req->assoc, req->assoclen, &assoc_chained); - src_nents = sg_count(req->src, req->cryptlen, &src_chained); - if (unlikely(req->dst != req->src)) - dst_nents = sg_count(req->dst, req->cryptlen, &dst_chained); + if (unlikely(req->dst != req->src)) { + src_nents = sg_count(req->src, req->cryptlen, &src_chained); + dst_nents = sg_count(req->dst, + req->cryptlen + + (encrypt ? authsize : (-authsize)), + &dst_chained); + } else { + src_nents = sg_count(req->src, + req->cryptlen + + (encrypt ? authsize : 0), + &src_chained); + } sgc = dma_map_sg_chained(jrdev, req->assoc, assoc_nents ? : 1, DMA_TO_DEVICE, assoc_chained); @@ -1234,11 +1244,9 @@ static int aead_encrypt(struct aead_request *req) u32 *desc; int ret = 0; - req->cryptlen += ctx->authsize; - /* allocate extended descriptor */ edesc = aead_edesc_alloc(req, DESC_JOB_IO_LEN * - CAAM_CMD_SZ, &all_contig); + CAAM_CMD_SZ, &all_contig, true); if (IS_ERR(edesc)) return PTR_ERR(edesc); @@ -1275,7 +1283,7 @@ static int aead_decrypt(struct aead_request *req) /* allocate extended descriptor */ edesc = aead_edesc_alloc(req, DESC_JOB_IO_LEN * - CAAM_CMD_SZ, &all_contig); + CAAM_CMD_SZ, &all_contig, false); if (IS_ERR(edesc)) return PTR_ERR(edesc); @@ -1332,7 +1340,8 @@ static struct aead_edesc *aead_giv_edesc_alloc(struct aead_givcrypt_request src_nents = sg_count(req->src, req->cryptlen, &src_chained); if (unlikely(req->dst != req->src)) - dst_nents = sg_count(req->dst, req->cryptlen, &dst_chained); + dst_nents = sg_count(req->dst, req->cryptlen + ctx->authsize, + &dst_chained); sgc = dma_map_sg_chained(jrdev, req->assoc, assoc_nents ? : 1, DMA_TO_DEVICE, assoc_chained); @@ -1426,8 +1435,6 @@ static int aead_givencrypt(struct aead_givcrypt_request *areq) u32 *desc; int ret = 0; - req->cryptlen += ctx->authsize; - /* allocate extended descriptor */ edesc = aead_giv_edesc_alloc(areq, DESC_JOB_IO_LEN * CAAM_CMD_SZ, &contig); diff --git a/drivers/crypto/caam/jr.c b/drivers/crypto/caam/jr.c index d23356d20e1c..1d80bd3636c5 100644 --- a/drivers/crypto/caam/jr.c +++ b/drivers/crypto/caam/jr.c @@ -6,6 +6,7 @@ */ #include <linux/of_irq.h> +#include <linux/of_address.h> #include "compat.h" #include "regs.h" diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c index 905de4427e7c..b44f4ddc565c 100644 --- a/drivers/crypto/talitos.c +++ b/drivers/crypto/talitos.c @@ -790,7 +790,7 @@ static void ipsec_esp_unmap(struct device *dev, if (edesc->assoc_chained) talitos_unmap_sg_chain(dev, areq->assoc, DMA_TO_DEVICE); - else + else if (areq->assoclen) /* assoc_nents counts also for IV in non-contiguous cases */ dma_unmap_sg(dev, areq->assoc, edesc->assoc_nents ? edesc->assoc_nents - 1 : 1, @@ -973,7 +973,11 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq, dma_sync_single_for_device(dev, edesc->dma_link_tbl, edesc->dma_len, DMA_BIDIRECTIONAL); } else { - to_talitos_ptr(&desc->ptr[1], sg_dma_address(areq->assoc)); + if (areq->assoclen) + to_talitos_ptr(&desc->ptr[1], + sg_dma_address(areq->assoc)); + else + to_talitos_ptr(&desc->ptr[1], edesc->iv_dma); desc->ptr[1].j_extent = 0; } @@ -1108,7 +1112,8 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, unsigned int authsize, unsigned int ivsize, int icv_stashing, - u32 cryptoflags) + u32 cryptoflags, + bool encrypt) { struct talitos_edesc *edesc; int assoc_nents = 0, src_nents, dst_nents, alloc_len, dma_len; @@ -1122,10 +1127,10 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, return ERR_PTR(-EINVAL); } - if (iv) + if (ivsize) iv_dma = dma_map_single(dev, iv, ivsize, DMA_TO_DEVICE); - if (assoc) { + if (assoclen) { /* * Currently it is assumed that iv is provided whenever assoc * is. @@ -1141,19 +1146,17 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, assoc_nents = assoc_nents ? assoc_nents + 1 : 2; } - src_nents = sg_count(src, cryptlen + authsize, &src_chained); - src_nents = (src_nents == 1) ? 0 : src_nents; - - if (!dst) { - dst_nents = 0; - } else { - if (dst == src) { - dst_nents = src_nents; - } else { - dst_nents = sg_count(dst, cryptlen + authsize, - &dst_chained); - dst_nents = (dst_nents == 1) ? 0 : dst_nents; - } + if (!dst || dst == src) { + src_nents = sg_count(src, cryptlen + authsize, &src_chained); + src_nents = (src_nents == 1) ? 0 : src_nents; + dst_nents = dst ? src_nents : 0; + } else { /* dst && dst != src*/ + src_nents = sg_count(src, cryptlen + (encrypt ? 0 : authsize), + &src_chained); + src_nents = (src_nents == 1) ? 0 : src_nents; + dst_nents = sg_count(dst, cryptlen + (encrypt ? authsize : 0), + &dst_chained); + dst_nents = (dst_nents == 1) ? 0 : dst_nents; } /* @@ -1173,9 +1176,16 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, edesc = kmalloc(alloc_len, GFP_DMA | flags); if (!edesc) { - talitos_unmap_sg_chain(dev, assoc, DMA_TO_DEVICE); + if (assoc_chained) + talitos_unmap_sg_chain(dev, assoc, DMA_TO_DEVICE); + else if (assoclen) + dma_unmap_sg(dev, assoc, + assoc_nents ? assoc_nents - 1 : 1, + DMA_TO_DEVICE); + if (iv_dma) dma_unmap_single(dev, iv_dma, ivsize, DMA_TO_DEVICE); + dev_err(dev, "could not allocate edescriptor\n"); return ERR_PTR(-ENOMEM); } @@ -1197,7 +1207,7 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev, } static struct talitos_edesc *aead_edesc_alloc(struct aead_request *areq, u8 *iv, - int icv_stashing) + int icv_stashing, bool encrypt) { struct crypto_aead *authenc = crypto_aead_reqtfm(areq); struct talitos_ctx *ctx = crypto_aead_ctx(authenc); @@ -1206,7 +1216,7 @@ static struct talitos_edesc *aead_edesc_alloc(struct aead_request *areq, u8 *iv, return talitos_edesc_alloc(ctx->dev, areq->assoc, areq->src, areq->dst, iv, areq->assoclen, areq->cryptlen, ctx->authsize, ivsize, icv_stashing, - areq->base.flags); + areq->base.flags, encrypt); } static int aead_encrypt(struct aead_request *req) @@ -1216,7 +1226,7 @@ static int aead_encrypt(struct aead_request *req) struct talitos_edesc *edesc; /* allocate extended descriptor */ - edesc = aead_edesc_alloc(req, req->iv, 0); + edesc = aead_edesc_alloc(req, req->iv, 0, true); if (IS_ERR(edesc)) return PTR_ERR(edesc); @@ -1239,7 +1249,7 @@ static int aead_decrypt(struct aead_request *req) req->cryptlen -= authsize; /* allocate extended descriptor */ - edesc = aead_edesc_alloc(req, req->iv, 1); + edesc = aead_edesc_alloc(req, req->iv, 1, false); if (IS_ERR(edesc)) return PTR_ERR(edesc); @@ -1285,7 +1295,7 @@ static int aead_givencrypt(struct aead_givcrypt_request *req) struct talitos_edesc *edesc; /* allocate extended descriptor */ - edesc = aead_edesc_alloc(areq, req->giv, 0); + edesc = aead_edesc_alloc(areq, req->giv, 0, true); if (IS_ERR(edesc)) return PTR_ERR(edesc); @@ -1441,7 +1451,7 @@ static int common_nonsnoop(struct talitos_edesc *edesc, } static struct talitos_edesc *ablkcipher_edesc_alloc(struct ablkcipher_request * - areq) + areq, bool encrypt) { struct crypto_ablkcipher *cipher = crypto_ablkcipher_reqtfm(areq); struct talitos_ctx *ctx = crypto_ablkcipher_ctx(cipher); @@ -1449,7 +1459,7 @@ static struct talitos_edesc *ablkcipher_edesc_alloc(struct ablkcipher_request * return talitos_edesc_alloc(ctx->dev, NULL, areq->src, areq->dst, areq->info, 0, areq->nbytes, 0, ivsize, 0, - areq->base.flags); + areq->base.flags, encrypt); } static int ablkcipher_encrypt(struct ablkcipher_request *areq) @@ -1459,7 +1469,7 @@ static int ablkcipher_encrypt(struct ablkcipher_request *areq) struct talitos_edesc *edesc; /* allocate extended descriptor */ - edesc = ablkcipher_edesc_alloc(areq); + edesc = ablkcipher_edesc_alloc(areq, true); if (IS_ERR(edesc)) return PTR_ERR(edesc); @@ -1476,7 +1486,7 @@ static int ablkcipher_decrypt(struct ablkcipher_request *areq) struct talitos_edesc *edesc; /* allocate extended descriptor */ - edesc = ablkcipher_edesc_alloc(areq); + edesc = ablkcipher_edesc_alloc(areq, false); if (IS_ERR(edesc)) return PTR_ERR(edesc); @@ -1628,7 +1638,7 @@ static struct talitos_edesc *ahash_edesc_alloc(struct ahash_request *areq, struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq); return talitos_edesc_alloc(ctx->dev, NULL, req_ctx->psrc, NULL, NULL, 0, - nbytes, 0, 0, 0, areq->base.flags); + nbytes, 0, 0, 0, areq->base.flags, false); } static int ahash_init(struct ahash_request *areq) diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 9031171c141b..341c6016812d 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -957,12 +957,13 @@ void __init gic_init_bases(unsigned int gic_nr, int irq_start, if (WARN_ON(!gic->domain)) return; + if (gic_nr == 0) { #ifdef CONFIG_SMP - set_smp_cross_call(gic_raise_softirq); - register_cpu_notifier(&gic_cpu_notifier); + set_smp_cross_call(gic_raise_softirq); + register_cpu_notifier(&gic_cpu_notifier); #endif - - set_handle_irq(gic_handle_irq); + set_handle_irq(gic_handle_irq); + } gic_chip.flags |= gic_arch_extn.flags; gic_dist_init(gic); diff --git a/drivers/leds/leds-pwm.c b/drivers/leds/leds-pwm.c index 2848171b8576..b31d8e99c419 100644 --- a/drivers/leds/leds-pwm.c +++ b/drivers/leds/leds-pwm.c @@ -82,22 +82,12 @@ static inline size_t sizeof_pwm_leds_priv(int num_leds) (sizeof(struct led_pwm_data) * num_leds); } -static struct led_pwm_priv *led_pwm_create_of(struct platform_device *pdev) +static int led_pwm_create_of(struct platform_device *pdev, + struct led_pwm_priv *priv) { struct device_node *node = pdev->dev.of_node; struct device_node *child; - struct led_pwm_priv *priv; - int count, ret; - - /* count LEDs in this device, so we know how much to allocate */ - count = of_get_child_count(node); - if (!count) - return NULL; - - priv = devm_kzalloc(&pdev->dev, sizeof_pwm_leds_priv(count), - GFP_KERNEL); - if (!priv) - return NULL; + int ret; for_each_child_of_node(node, child) { struct led_pwm_data *led_dat = &priv->leds[priv->num_leds]; @@ -109,6 +99,7 @@ static struct led_pwm_priv *led_pwm_create_of(struct platform_device *pdev) if (IS_ERR(led_dat->pwm)) { dev_err(&pdev->dev, "unable to request PWM for %s\n", led_dat->cdev.name); + ret = PTR_ERR(led_dat->pwm); goto err; } /* Get the period from PWM core when n*/ @@ -137,28 +128,36 @@ static struct led_pwm_priv *led_pwm_create_of(struct platform_device *pdev) priv->num_leds++; } - return priv; + return 0; err: while (priv->num_leds--) led_classdev_unregister(&priv->leds[priv->num_leds].cdev); - return NULL; + return ret; } static int led_pwm_probe(struct platform_device *pdev) { struct led_pwm_platform_data *pdata = dev_get_platdata(&pdev->dev); struct led_pwm_priv *priv; - int i, ret = 0; + int count, i; + int ret = 0; + + if (pdata) + count = pdata->num_leds; + else + count = of_get_child_count(pdev->dev.of_node); + + if (!count) + return -EINVAL; - if (pdata && pdata->num_leds) { - priv = devm_kzalloc(&pdev->dev, - sizeof_pwm_leds_priv(pdata->num_leds), - GFP_KERNEL); - if (!priv) - return -ENOMEM; + priv = devm_kzalloc(&pdev->dev, sizeof_pwm_leds_priv(count), + GFP_KERNEL); + if (!priv) + return -ENOMEM; - for (i = 0; i < pdata->num_leds; i++) { + if (pdata) { + for (i = 0; i < count; i++) { struct led_pwm *cur_led = &pdata->leds[i]; struct led_pwm_data *led_dat = &priv->leds[i]; @@ -188,11 +187,11 @@ static int led_pwm_probe(struct platform_device *pdev) if (ret < 0) goto err; } - priv->num_leds = pdata->num_leds; + priv->num_leds = count; } else { - priv = led_pwm_create_of(pdev); - if (!priv) - return -ENODEV; + ret = led_pwm_create_of(pdev, priv); + if (ret) + return ret; } platform_set_drvdata(pdev, priv); diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 4dd5ee2a34cc..36eab0c4fb33 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -4110,7 +4110,7 @@ static int bond_check_params(struct bond_params *params) if (!miimon) { pr_warning("Warning: miimon must be specified, otherwise bonding will not detect link failure, speed and duplex which are essential for 802.3ad operation\n"); pr_warning("Forcing miimon to 100msec\n"); - miimon = 100; + miimon = BOND_DEFAULT_MIIMON; } } @@ -4147,7 +4147,7 @@ static int bond_check_params(struct bond_params *params) if (!miimon) { pr_warning("Warning: miimon must be specified, otherwise bonding will not detect link failure and link speed which are essential for TLB/ALB load balancing\n"); pr_warning("Forcing miimon to 100msec\n"); - miimon = 100; + miimon = BOND_DEFAULT_MIIMON; } } diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c index 9a5223c7b4d1..ea6f640782b7 100644 --- a/drivers/net/bonding/bond_options.c +++ b/drivers/net/bonding/bond_options.c @@ -45,10 +45,15 @@ int bond_option_mode_set(struct bonding *bond, int mode) return -EPERM; } - if (BOND_MODE_IS_LB(mode) && bond->params.arp_interval) { - pr_err("%s: %s mode is incompatible with arp monitoring.\n", - bond->dev->name, bond_mode_tbl[mode].modename); - return -EINVAL; + if (BOND_NO_USES_ARP(mode) && bond->params.arp_interval) { + pr_info("%s: %s mode is incompatible with arp monitoring, start mii monitoring\n", + bond->dev->name, bond_mode_tbl[mode].modename); + /* disable arp monitoring */ + bond->params.arp_interval = 0; + /* set miimon to default value */ + bond->params.miimon = BOND_DEFAULT_MIIMON; + pr_info("%s: Setting MII monitoring interval to %d.\n", + bond->dev->name, bond->params.miimon); } /* don't cache arp_validate between modes */ diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c index 0ec2a7e8c8a9..abf5e106edc5 100644 --- a/drivers/net/bonding/bond_sysfs.c +++ b/drivers/net/bonding/bond_sysfs.c @@ -523,9 +523,7 @@ static ssize_t bonding_store_arp_interval(struct device *d, ret = -EINVAL; goto out; } - if (bond->params.mode == BOND_MODE_ALB || - bond->params.mode == BOND_MODE_TLB || - bond->params.mode == BOND_MODE_8023AD) { + if (BOND_NO_USES_ARP(bond->params.mode)) { pr_info("%s: ARP monitoring cannot be used with ALB/TLB/802.3ad. Only MII monitoring is supported on %s.\n", bond->dev->name, bond->dev->name); ret = -EINVAL; diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h index ca31286aa028..a9f4f9f4d8ce 100644 --- a/drivers/net/bonding/bonding.h +++ b/drivers/net/bonding/bonding.h @@ -35,6 +35,8 @@ #define BOND_MAX_ARP_TARGETS 16 +#define BOND_DEFAULT_MIIMON 100 + #define IS_UP(dev) \ ((((dev)->flags & IFF_UP) == IFF_UP) && \ netif_running(dev) && \ @@ -55,6 +57,11 @@ ((mode) == BOND_MODE_TLB) || \ ((mode) == BOND_MODE_ALB)) +#define BOND_NO_USES_ARP(mode) \ + (((mode) == BOND_MODE_8023AD) || \ + ((mode) == BOND_MODE_TLB) || \ + ((mode) == BOND_MODE_ALB)) + #define TX_QUEUE_OVERRIDE(mode) \ (((mode) == BOND_MODE_ACTIVEBACKUP) || \ ((mode) == BOND_MODE_ROUNDROBIN)) diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c index e3fc07cf2f62..77061eebb034 100644 --- a/drivers/net/can/c_can/c_can.c +++ b/drivers/net/can/c_can/c_can.c @@ -712,22 +712,31 @@ static int c_can_set_mode(struct net_device *dev, enum can_mode mode) return 0; } -static int c_can_get_berr_counter(const struct net_device *dev, - struct can_berr_counter *bec) +static int __c_can_get_berr_counter(const struct net_device *dev, + struct can_berr_counter *bec) { unsigned int reg_err_counter; struct c_can_priv *priv = netdev_priv(dev); - c_can_pm_runtime_get_sync(priv); - reg_err_counter = priv->read_reg(priv, C_CAN_ERR_CNT_REG); bec->rxerr = (reg_err_counter & ERR_CNT_REC_MASK) >> ERR_CNT_REC_SHIFT; bec->txerr = reg_err_counter & ERR_CNT_TEC_MASK; + return 0; +} + +static int c_can_get_berr_counter(const struct net_device *dev, + struct can_berr_counter *bec) +{ + struct c_can_priv *priv = netdev_priv(dev); + int err; + + c_can_pm_runtime_get_sync(priv); + err = __c_can_get_berr_counter(dev, bec); c_can_pm_runtime_put_sync(priv); - return 0; + return err; } /* @@ -754,6 +763,7 @@ static void c_can_do_tx(struct net_device *dev) if (!(val & (1 << (msg_obj_no - 1)))) { can_get_echo_skb(dev, msg_obj_no - C_CAN_MSG_OBJ_TX_FIRST); + c_can_object_get(dev, 0, msg_obj_no, IF_COMM_ALL); stats->tx_bytes += priv->read_reg(priv, C_CAN_IFACE(MSGCTRL_REG, 0)) & IF_MCONT_DLC_MASK; @@ -872,7 +882,7 @@ static int c_can_handle_state_change(struct net_device *dev, if (unlikely(!skb)) return 0; - c_can_get_berr_counter(dev, &bec); + __c_can_get_berr_counter(dev, &bec); reg_err_counter = priv->read_reg(priv, C_CAN_ERR_CNT_REG); rx_err_passive = (reg_err_counter & ERR_CNT_RP_MASK) >> ERR_CNT_RP_SHIFT; diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index ae08cf129ebb..aaed97bee471 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -1020,13 +1020,13 @@ static int flexcan_probe(struct platform_device *pdev) dev_err(&pdev->dev, "no ipg clock defined\n"); return PTR_ERR(clk_ipg); } - clock_freq = clk_get_rate(clk_ipg); clk_per = devm_clk_get(&pdev->dev, "per"); if (IS_ERR(clk_per)) { dev_err(&pdev->dev, "no per clock defined\n"); return PTR_ERR(clk_per); } + clock_freq = clk_get_rate(clk_per); } mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c index 7164a999f50f..f17c3018b7c7 100644 --- a/drivers/net/can/sja1000/sja1000.c +++ b/drivers/net/can/sja1000/sja1000.c @@ -494,20 +494,20 @@ irqreturn_t sja1000_interrupt(int irq, void *dev_id) uint8_t isrc, status; int n = 0; - /* Shared interrupts and IRQ off? */ - if (priv->read_reg(priv, SJA1000_IER) == IRQ_OFF) - return IRQ_NONE; - if (priv->pre_irq) priv->pre_irq(priv); + /* Shared interrupts and IRQ off? */ + if (priv->read_reg(priv, SJA1000_IER) == IRQ_OFF) + goto out; + while ((isrc = priv->read_reg(priv, SJA1000_IR)) && (n < SJA1000_MAX_IRQ)) { - n++; + status = priv->read_reg(priv, SJA1000_SR); /* check for absent controller due to hw unplug */ if (status == 0xFF && sja1000_is_absent(priv)) - return IRQ_NONE; + goto out; if (isrc & IRQ_WUI) netdev_warn(dev, "wakeup interrupt\n"); @@ -535,7 +535,7 @@ irqreturn_t sja1000_interrupt(int irq, void *dev_id) status = priv->read_reg(priv, SJA1000_SR); /* check for absent controller */ if (status == 0xFF && sja1000_is_absent(priv)) - return IRQ_NONE; + goto out; } } if (isrc & (IRQ_DOI | IRQ_EI | IRQ_BEI | IRQ_EPI | IRQ_ALI)) { @@ -543,8 +543,9 @@ irqreturn_t sja1000_interrupt(int irq, void *dev_id) if (sja1000_err(dev, isrc, status)) break; } + n++; } - +out: if (priv->post_irq) priv->post_irq(priv); diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index a9e068423ba0..369b736dde05 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -10629,10 +10629,8 @@ static void tg3_sd_scan_scratchpad(struct tg3 *tp, struct tg3_ocir *ocir) static ssize_t tg3_show_temp(struct device *dev, struct device_attribute *devattr, char *buf) { - struct pci_dev *pdev = to_pci_dev(dev); - struct net_device *netdev = pci_get_drvdata(pdev); - struct tg3 *tp = netdev_priv(netdev); struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr); + struct tg3 *tp = dev_get_drvdata(dev); u32 temperature; spin_lock_bh(&tp->lock); @@ -10650,29 +10648,25 @@ static SENSOR_DEVICE_ATTR(temp1_crit, S_IRUGO, tg3_show_temp, NULL, static SENSOR_DEVICE_ATTR(temp1_max, S_IRUGO, tg3_show_temp, NULL, TG3_TEMP_MAX_OFFSET); -static struct attribute *tg3_attributes[] = { +static struct attribute *tg3_attrs[] = { &sensor_dev_attr_temp1_input.dev_attr.attr, &sensor_dev_attr_temp1_crit.dev_attr.attr, &sensor_dev_attr_temp1_max.dev_attr.attr, NULL }; - -static const struct attribute_group tg3_group = { - .attrs = tg3_attributes, -}; +ATTRIBUTE_GROUPS(tg3); static void tg3_hwmon_close(struct tg3 *tp) { if (tp->hwmon_dev) { hwmon_device_unregister(tp->hwmon_dev); tp->hwmon_dev = NULL; - sysfs_remove_group(&tp->pdev->dev.kobj, &tg3_group); } } static void tg3_hwmon_open(struct tg3 *tp) { - int i, err; + int i; u32 size = 0; struct pci_dev *pdev = tp->pdev; struct tg3_ocir ocirs[TG3_SD_NUM_RECS]; @@ -10690,18 +10684,11 @@ static void tg3_hwmon_open(struct tg3 *tp) if (!size) return; - /* Register hwmon sysfs hooks */ - err = sysfs_create_group(&pdev->dev.kobj, &tg3_group); - if (err) { - dev_err(&pdev->dev, "Cannot create sysfs group, aborting\n"); - return; - } - - tp->hwmon_dev = hwmon_device_register(&pdev->dev); + tp->hwmon_dev = hwmon_device_register_with_groups(&pdev->dev, "tg3", + tp, tg3_groups); if (IS_ERR(tp->hwmon_dev)) { tp->hwmon_dev = NULL; dev_err(&pdev->dev, "Cannot register hwmon device, aborting\n"); - sysfs_remove_group(&pdev->dev.kobj, &tg3_group); } } diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h index f4825db5d179..5878df619b53 100644 --- a/drivers/net/ethernet/emulex/benet/be.h +++ b/drivers/net/ethernet/emulex/benet/be.h @@ -503,6 +503,7 @@ struct be_adapter { }; #define be_physfn(adapter) (!adapter->virtfn) +#define be_virtfn(adapter) (adapter->virtfn) #define sriov_enabled(adapter) (adapter->num_vfs > 0) #define sriov_want(adapter) (be_physfn(adapter) && \ (num_vfs || pci_num_vf(adapter->pdev))) diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c index dbcd5262c016..e0e8bc1ef14c 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -1032,6 +1032,13 @@ int be_cmd_cq_create(struct be_adapter *adapter, struct be_queue_info *cq, } else { req->hdr.version = 2; req->page_size = 1; /* 1 for 4K */ + + /* coalesce-wm field in this cmd is not relevant to Lancer. + * Lancer uses COMMON_MODIFY_CQ to set this field + */ + if (!lancer_chip(adapter)) + AMAP_SET_BITS(struct amap_cq_context_v2, coalescwm, + ctxt, coalesce_wm); AMAP_SET_BITS(struct amap_cq_context_v2, nodelay, ctxt, no_delay); AMAP_SET_BITS(struct amap_cq_context_v2, count, ctxt, diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index abde97471636..fee64bf10446 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -2658,8 +2658,8 @@ static int be_close(struct net_device *netdev) be_roce_dev_close(adapter); - for_all_evt_queues(adapter, eqo, i) { - if (adapter->flags & BE_FLAGS_NAPI_ENABLED) { + if (adapter->flags & BE_FLAGS_NAPI_ENABLED) { + for_all_evt_queues(adapter, eqo, i) { napi_disable(&eqo->napi); be_disable_busy_poll(eqo); } @@ -3253,12 +3253,10 @@ static int be_mac_setup(struct be_adapter *adapter) memcpy(mac, adapter->netdev->dev_addr, ETH_ALEN); } - /* On BE3 VFs this cmd may fail due to lack of privilege. - * Ignore the failure as in this case pmac_id is fetched - * in the IFACE_CREATE cmd. - */ - be_cmd_pmac_add(adapter, mac, adapter->if_handle, - &adapter->pmac_id[0], 0); + /* For BE3-R VFs, the PF programs the initial MAC address */ + if (!(BEx_chip(adapter) && be_virtfn(adapter))) + be_cmd_pmac_add(adapter, mac, adapter->if_handle, + &adapter->pmac_id[0], 0); return 0; } @@ -4599,6 +4597,7 @@ static int be_suspend(struct pci_dev *pdev, pm_message_t state) if (adapter->wol) be_setup_wol(adapter, true); + be_intr_set(adapter, false); cancel_delayed_work_sync(&adapter->func_recovery_work); netif_device_detach(netdev); @@ -4634,6 +4633,7 @@ static int be_resume(struct pci_dev *pdev) if (status) return status; + be_intr_set(adapter, true); /* tell fw we're ready to fire cmds */ status = be_cmd_fw_init(adapter); if (status) diff --git a/drivers/net/ethernet/intel/e1000/e1000.h b/drivers/net/ethernet/intel/e1000/e1000.h index 58c147271a36..f9313b36c887 100644 --- a/drivers/net/ethernet/intel/e1000/e1000.h +++ b/drivers/net/ethernet/intel/e1000/e1000.h @@ -83,6 +83,11 @@ struct e1000_adapter; #define E1000_MAX_INTR 10 +/* + * Count for polling __E1000_RESET condition every 10-20msec. + */ +#define E1000_CHECK_RESET_COUNT 50 + /* TX/RX descriptor defines */ #define E1000_DEFAULT_TXD 256 #define E1000_MAX_TXD 256 @@ -312,8 +317,6 @@ struct e1000_adapter { struct delayed_work watchdog_task; struct delayed_work fifo_stall_task; struct delayed_work phy_info_task; - - struct mutex mutex; }; enum e1000_state_t { diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index e38622825fa7..46e6544ed1b7 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c @@ -494,13 +494,20 @@ static void e1000_down_and_stop(struct e1000_adapter *adapter) { set_bit(__E1000_DOWN, &adapter->flags); - /* Only kill reset task if adapter is not resetting */ - if (!test_bit(__E1000_RESETTING, &adapter->flags)) - cancel_work_sync(&adapter->reset_task); - cancel_delayed_work_sync(&adapter->watchdog_task); + + /* + * Since the watchdog task can reschedule other tasks, we should cancel + * it first, otherwise we can run into the situation when a work is + * still running after the adapter has been turned down. + */ + cancel_delayed_work_sync(&adapter->phy_info_task); cancel_delayed_work_sync(&adapter->fifo_stall_task); + + /* Only kill reset task if adapter is not resetting */ + if (!test_bit(__E1000_RESETTING, &adapter->flags)) + cancel_work_sync(&adapter->reset_task); } void e1000_down(struct e1000_adapter *adapter) @@ -544,21 +551,8 @@ void e1000_down(struct e1000_adapter *adapter) e1000_clean_all_rx_rings(adapter); } -static void e1000_reinit_safe(struct e1000_adapter *adapter) -{ - while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) - msleep(1); - mutex_lock(&adapter->mutex); - e1000_down(adapter); - e1000_up(adapter); - mutex_unlock(&adapter->mutex); - clear_bit(__E1000_RESETTING, &adapter->flags); -} - void e1000_reinit_locked(struct e1000_adapter *adapter) { - /* if rtnl_lock is not held the call path is bogus */ - ASSERT_RTNL(); WARN_ON(in_interrupt()); while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) msleep(1); @@ -1316,7 +1310,6 @@ static int e1000_sw_init(struct e1000_adapter *adapter) e1000_irq_disable(adapter); spin_lock_init(&adapter->stats_lock); - mutex_init(&adapter->mutex); set_bit(__E1000_DOWN, &adapter->flags); @@ -1440,6 +1433,10 @@ static int e1000_close(struct net_device *netdev) { struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; + int count = E1000_CHECK_RESET_COUNT; + + while (test_bit(__E1000_RESETTING, &adapter->flags) && count--) + usleep_range(10000, 20000); WARN_ON(test_bit(__E1000_RESETTING, &adapter->flags)); e1000_down(adapter); @@ -2325,11 +2322,8 @@ static void e1000_update_phy_info_task(struct work_struct *work) struct e1000_adapter *adapter = container_of(work, struct e1000_adapter, phy_info_task.work); - if (test_bit(__E1000_DOWN, &adapter->flags)) - return; - mutex_lock(&adapter->mutex); + e1000_phy_get_info(&adapter->hw, &adapter->phy_info); - mutex_unlock(&adapter->mutex); } /** @@ -2345,9 +2339,6 @@ static void e1000_82547_tx_fifo_stall_task(struct work_struct *work) struct net_device *netdev = adapter->netdev; u32 tctl; - if (test_bit(__E1000_DOWN, &adapter->flags)) - return; - mutex_lock(&adapter->mutex); if (atomic_read(&adapter->tx_fifo_stall)) { if ((er32(TDT) == er32(TDH)) && (er32(TDFT) == er32(TDFH)) && @@ -2368,7 +2359,6 @@ static void e1000_82547_tx_fifo_stall_task(struct work_struct *work) schedule_delayed_work(&adapter->fifo_stall_task, 1); } } - mutex_unlock(&adapter->mutex); } bool e1000_has_link(struct e1000_adapter *adapter) @@ -2422,10 +2412,6 @@ static void e1000_watchdog(struct work_struct *work) struct e1000_tx_ring *txdr = adapter->tx_ring; u32 link, tctl; - if (test_bit(__E1000_DOWN, &adapter->flags)) - return; - - mutex_lock(&adapter->mutex); link = e1000_has_link(adapter); if ((netif_carrier_ok(netdev)) && link) goto link_up; @@ -2516,7 +2502,7 @@ link_up: adapter->tx_timeout_count++; schedule_work(&adapter->reset_task); /* exit immediately since reset is imminent */ - goto unlock; + return; } } @@ -2544,9 +2530,6 @@ link_up: /* Reschedule the task */ if (!test_bit(__E1000_DOWN, &adapter->flags)) schedule_delayed_work(&adapter->watchdog_task, 2 * HZ); - -unlock: - mutex_unlock(&adapter->mutex); } enum latency_range { @@ -3495,10 +3478,8 @@ static void e1000_reset_task(struct work_struct *work) struct e1000_adapter *adapter = container_of(work, struct e1000_adapter, reset_task); - if (test_bit(__E1000_DOWN, &adapter->flags)) - return; e_err(drv, "Reset adapter\n"); - e1000_reinit_safe(adapter); + e1000_reinit_locked(adapter); } /** @@ -4963,6 +4944,11 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake) netif_device_detach(netdev); if (netif_running(netdev)) { + int count = E1000_CHECK_RESET_COUNT; + + while (test_bit(__E1000_RESETTING, &adapter->flags) && count--) + usleep_range(10000, 20000); + WARN_ON(test_bit(__E1000_RESETTING, &adapter->flags)); e1000_down(adapter); } diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index b0f3666b1d7f..c3143da497c8 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -2062,14 +2062,15 @@ static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct igb_adapter *adapter = netdev_priv(netdev); - wol->supported = WAKE_UCAST | WAKE_MCAST | - WAKE_BCAST | WAKE_MAGIC | - WAKE_PHY; wol->wolopts = 0; if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED)) return; + wol->supported = WAKE_UCAST | WAKE_MCAST | + WAKE_BCAST | WAKE_MAGIC | + WAKE_PHY; + /* apply any specific unsupported masks here */ switch (adapter->hw.device_id) { default: diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 0c55079ebee3..cc06854296a3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -4251,8 +4251,8 @@ static void ixgbe_disable_fwd_ring(struct ixgbe_fwd_adapter *vadapter, rx_ring->l2_accel_priv = NULL; } -int ixgbe_fwd_ring_down(struct net_device *vdev, - struct ixgbe_fwd_adapter *accel) +static int ixgbe_fwd_ring_down(struct net_device *vdev, + struct ixgbe_fwd_adapter *accel) { struct ixgbe_adapter *adapter = accel->real_adapter; unsigned int rxbase = accel->rx_base_queue; @@ -7986,10 +7986,9 @@ skip_sriov: NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_RXHASH | - NETIF_F_RXCSUM | - NETIF_F_HW_L2FW_DOFFLOAD; + NETIF_F_RXCSUM; - netdev->hw_features = netdev->features; + netdev->hw_features = netdev->features | NETIF_F_HW_L2FW_DOFFLOAD; switch (adapter->hw.mac.type) { case ixgbe_mac_82599EB: diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c index e4c676006be9..39217e5ff7dc 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.c @@ -46,6 +46,7 @@ static bool ixgbe_get_i2c_data(u32 *i2cctl); static void ixgbe_i2c_bus_clear(struct ixgbe_hw *hw); static enum ixgbe_phy_type ixgbe_get_phy_type_from_id(u32 phy_id); static s32 ixgbe_get_phy_id(struct ixgbe_hw *hw); +static s32 ixgbe_identify_qsfp_module_generic(struct ixgbe_hw *hw); /** * ixgbe_identify_phy_generic - Get physical layer module @@ -1164,7 +1165,7 @@ err_read_i2c_eeprom: * * Searches for and identifies the QSFP module and assigns appropriate PHY type **/ -s32 ixgbe_identify_qsfp_module_generic(struct ixgbe_hw *hw) +static s32 ixgbe_identify_qsfp_module_generic(struct ixgbe_hw *hw) { struct ixgbe_adapter *adapter = hw->back; s32 status = IXGBE_ERR_PHY_ADDR_INVALID; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h index aae900a256da..fffcbdd2bf0e 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h @@ -145,7 +145,6 @@ s32 ixgbe_get_phy_firmware_version_generic(struct ixgbe_hw *hw, s32 ixgbe_reset_phy_nl(struct ixgbe_hw *hw); s32 ixgbe_identify_module_generic(struct ixgbe_hw *hw); s32 ixgbe_identify_sfp_module_generic(struct ixgbe_hw *hw); -s32 ixgbe_identify_qsfp_module_generic(struct ixgbe_hw *hw); s32 ixgbe_get_sfp_init_sequence_offsets(struct ixgbe_hw *hw, u16 *list_offset, u16 *data_offset); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_selftest.c b/drivers/net/ethernet/mellanox/mlx4/en_selftest.c index 40626690e8a8..c11d063473e5 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_selftest.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_selftest.c @@ -140,7 +140,6 @@ void mlx4_en_ex_selftest(struct net_device *dev, u32 *flags, u64 *buf) { struct mlx4_en_priv *priv = netdev_priv(dev); struct mlx4_en_dev *mdev = priv->mdev; - struct mlx4_en_tx_ring *tx_ring; int i, carrier_ok; memset(buf, 0, sizeof(u64) * MLX4_EN_NUM_SELF_TEST); @@ -150,16 +149,10 @@ void mlx4_en_ex_selftest(struct net_device *dev, u32 *flags, u64 *buf) carrier_ok = netif_carrier_ok(dev); netif_carrier_off(dev); -retry_tx: /* Wait until all tx queues are empty. * there should not be any additional incoming traffic * since we turned the carrier off */ msleep(200); - for (i = 0; i < priv->tx_ring_num && carrier_ok; i++) { - tx_ring = priv->tx_ring[i]; - if (tx_ring->prod != (tx_ring->cons + tx_ring->last_nr_txbb)) - goto retry_tx; - } if (priv->mdev->dev->caps.flags & MLX4_DEV_CAP_FLAG_UC_LOOPBACK) { diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c index f2a2128165dd..737c1a881f78 100644 --- a/drivers/net/ethernet/realtek/8139cp.c +++ b/drivers/net/ethernet/realtek/8139cp.c @@ -678,9 +678,6 @@ static void cp_tx (struct cp_private *cp) le32_to_cpu(txd->opts1) & 0xffff, PCI_DMA_TODEVICE); - bytes_compl += skb->len; - pkts_compl++; - if (status & LastFrag) { if (status & (TxError | TxFIFOUnder)) { netif_dbg(cp, tx_err, cp->dev, @@ -702,6 +699,8 @@ static void cp_tx (struct cp_private *cp) netif_dbg(cp, tx_done, cp->dev, "tx done, slot %d\n", tx_tail); } + bytes_compl += skb->len; + pkts_compl++; dev_kfree_skb_irq(skb); } diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 799387570766..c737f0ea5de7 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -3465,6 +3465,11 @@ static void rtl8168g_1_hw_phy_config(struct rtl8169_private *tp) rtl_writephy(tp, 0x14, 0x9065); rtl_writephy(tp, 0x14, 0x1065); + /* Check ALDPS bit, disable it if enabled */ + rtl_writephy(tp, 0x1f, 0x0a43); + if (rtl_readphy(tp, 0x10) & 0x0004) + rtl_w1w0_phy(tp, 0x10, 0x0000, 0x0004); + rtl_writephy(tp, 0x1f, 0x0000); } diff --git a/drivers/net/ethernet/sfc/mcdi.h b/drivers/net/ethernet/sfc/mcdi.h index 656a3277c2b2..15816cacb548 100644 --- a/drivers/net/ethernet/sfc/mcdi.h +++ b/drivers/net/ethernet/sfc/mcdi.h @@ -75,6 +75,8 @@ struct efx_mcdi_mon { unsigned long last_update; struct device *device; struct efx_mcdi_mon_attribute *attrs; + struct attribute_group group; + const struct attribute_group *groups[2]; unsigned int n_attrs; }; diff --git a/drivers/net/ethernet/sfc/mcdi_mon.c b/drivers/net/ethernet/sfc/mcdi_mon.c index 4cc5d95b2a5a..d72ad4fc3617 100644 --- a/drivers/net/ethernet/sfc/mcdi_mon.c +++ b/drivers/net/ethernet/sfc/mcdi_mon.c @@ -139,17 +139,10 @@ static int efx_mcdi_mon_update(struct efx_nic *efx) return rc; } -static ssize_t efx_mcdi_mon_show_name(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - return sprintf(buf, "%s\n", KBUILD_MODNAME); -} - static int efx_mcdi_mon_get_entry(struct device *dev, unsigned int index, efx_dword_t *entry) { - struct efx_nic *efx = dev_get_drvdata(dev); + struct efx_nic *efx = dev_get_drvdata(dev->parent); struct efx_mcdi_mon *hwmon = efx_mcdi_mon(efx); int rc; @@ -263,7 +256,7 @@ static ssize_t efx_mcdi_mon_show_label(struct device *dev, efx_mcdi_sensor_type[mon_attr->type].label); } -static int +static void efx_mcdi_mon_add_attr(struct efx_nic *efx, const char *name, ssize_t (*reader)(struct device *, struct device_attribute *, char *), @@ -272,7 +265,6 @@ efx_mcdi_mon_add_attr(struct efx_nic *efx, const char *name, { struct efx_mcdi_mon *hwmon = efx_mcdi_mon(efx); struct efx_mcdi_mon_attribute *attr = &hwmon->attrs[hwmon->n_attrs]; - int rc; strlcpy(attr->name, name, sizeof(attr->name)); attr->index = index; @@ -286,10 +278,7 @@ efx_mcdi_mon_add_attr(struct efx_nic *efx, const char *name, attr->dev_attr.attr.name = attr->name; attr->dev_attr.attr.mode = S_IRUGO; attr->dev_attr.show = reader; - rc = device_create_file(&efx->pci_dev->dev, &attr->dev_attr); - if (rc == 0) - ++hwmon->n_attrs; - return rc; + hwmon->group.attrs[hwmon->n_attrs++] = &attr->dev_attr.attr; } int efx_mcdi_mon_probe(struct efx_nic *efx) @@ -338,26 +327,22 @@ int efx_mcdi_mon_probe(struct efx_nic *efx) efx_mcdi_mon_update(efx); /* Allocate space for the maximum possible number of - * attributes for this set of sensors: name of the driver plus + * attributes for this set of sensors: * value, min, max, crit, alarm and label for each sensor. */ - n_attrs = 1 + 6 * n_sensors; + n_attrs = 6 * n_sensors; hwmon->attrs = kcalloc(n_attrs, sizeof(*hwmon->attrs), GFP_KERNEL); if (!hwmon->attrs) { rc = -ENOMEM; goto fail; } - - hwmon->device = hwmon_device_register(&efx->pci_dev->dev); - if (IS_ERR(hwmon->device)) { - rc = PTR_ERR(hwmon->device); + hwmon->group.attrs = kcalloc(n_attrs + 1, sizeof(struct attribute *), + GFP_KERNEL); + if (!hwmon->group.attrs) { + rc = -ENOMEM; goto fail; } - rc = efx_mcdi_mon_add_attr(efx, "name", efx_mcdi_mon_show_name, 0, 0, 0); - if (rc) - goto fail; - for (i = 0, j = -1, type = -1; ; i++) { enum efx_hwmon_type hwmon_type; const char *hwmon_prefix; @@ -372,7 +357,7 @@ int efx_mcdi_mon_probe(struct efx_nic *efx) page = type / 32; j = -1; if (page == n_pages) - return 0; + goto hwmon_register; MCDI_SET_DWORD(inbuf, SENSOR_INFO_EXT_IN_PAGE, page); @@ -453,28 +438,22 @@ int efx_mcdi_mon_probe(struct efx_nic *efx) if (min1 != max1) { snprintf(name, sizeof(name), "%s%u_input", hwmon_prefix, hwmon_index); - rc = efx_mcdi_mon_add_attr( + efx_mcdi_mon_add_attr( efx, name, efx_mcdi_mon_show_value, i, type, 0); - if (rc) - goto fail; if (hwmon_type != EFX_HWMON_POWER) { snprintf(name, sizeof(name), "%s%u_min", hwmon_prefix, hwmon_index); - rc = efx_mcdi_mon_add_attr( + efx_mcdi_mon_add_attr( efx, name, efx_mcdi_mon_show_limit, i, type, min1); - if (rc) - goto fail; } snprintf(name, sizeof(name), "%s%u_max", hwmon_prefix, hwmon_index); - rc = efx_mcdi_mon_add_attr( + efx_mcdi_mon_add_attr( efx, name, efx_mcdi_mon_show_limit, i, type, max1); - if (rc) - goto fail; if (min2 != max2) { /* Assume max2 is critical value. @@ -482,32 +461,38 @@ int efx_mcdi_mon_probe(struct efx_nic *efx) */ snprintf(name, sizeof(name), "%s%u_crit", hwmon_prefix, hwmon_index); - rc = efx_mcdi_mon_add_attr( + efx_mcdi_mon_add_attr( efx, name, efx_mcdi_mon_show_limit, i, type, max2); - if (rc) - goto fail; } } snprintf(name, sizeof(name), "%s%u_alarm", hwmon_prefix, hwmon_index); - rc = efx_mcdi_mon_add_attr( + efx_mcdi_mon_add_attr( efx, name, efx_mcdi_mon_show_alarm, i, type, 0); - if (rc) - goto fail; if (type < ARRAY_SIZE(efx_mcdi_sensor_type) && efx_mcdi_sensor_type[type].label) { snprintf(name, sizeof(name), "%s%u_label", hwmon_prefix, hwmon_index); - rc = efx_mcdi_mon_add_attr( + efx_mcdi_mon_add_attr( efx, name, efx_mcdi_mon_show_label, i, type, 0); - if (rc) - goto fail; } } +hwmon_register: + hwmon->groups[0] = &hwmon->group; + hwmon->device = hwmon_device_register_with_groups(&efx->pci_dev->dev, + KBUILD_MODNAME, NULL, + hwmon->groups); + if (IS_ERR(hwmon->device)) { + rc = PTR_ERR(hwmon->device); + goto fail; + } + + return 0; + fail: efx_mcdi_mon_remove(efx); return rc; @@ -516,14 +501,11 @@ fail: void efx_mcdi_mon_remove(struct efx_nic *efx) { struct efx_mcdi_mon *hwmon = efx_mcdi_mon(efx); - unsigned int i; - for (i = 0; i < hwmon->n_attrs; i++) - device_remove_file(&efx->pci_dev->dev, - &hwmon->attrs[i].dev_attr); - kfree(hwmon->attrs); if (hwmon->device) hwmon_device_unregister(hwmon->device); + kfree(hwmon->attrs); + kfree(hwmon->group.attrs); efx_nic_free_buffer(efx, &hwmon->dma_buf); } diff --git a/drivers/net/ethernet/smsc/smc91x.h b/drivers/net/ethernet/smsc/smc91x.h index c9d4c872e81d..749654b976bc 100644 --- a/drivers/net/ethernet/smsc/smc91x.h +++ b/drivers/net/ethernet/smsc/smc91x.h @@ -46,7 +46,8 @@ defined(CONFIG_MACH_LITTLETON) ||\ defined(CONFIG_MACH_ZYLONITE2) ||\ defined(CONFIG_ARCH_VIPER) ||\ - defined(CONFIG_MACH_STARGATE2) + defined(CONFIG_MACH_STARGATE2) ||\ + defined(CONFIG_ARCH_VERSATILE) #include <asm/mach-types.h> @@ -154,6 +155,8 @@ static inline void SMC_outw(u16 val, void __iomem *ioaddr, int reg) #define SMC_outl(v, a, r) writel(v, (a) + (r)) #define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) #define SMC_outsl(a, r, p, l) writesl((a) + (r), p, l) +#define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) +#define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) #define SMC_IRQ_FLAGS (-1) /* from resource */ /* We actually can't write halfwords properly if not word aligned */ @@ -206,23 +209,6 @@ SMC_outw(u16 val, void __iomem *ioaddr, int reg) #define RPC_LSA_DEFAULT RPC_LED_TX_RX #define RPC_LSB_DEFAULT RPC_LED_100_10 -#elif defined(CONFIG_ARCH_VERSATILE) - -#define SMC_CAN_USE_8BIT 1 -#define SMC_CAN_USE_16BIT 1 -#define SMC_CAN_USE_32BIT 1 -#define SMC_NOWAIT 1 - -#define SMC_inb(a, r) readb((a) + (r)) -#define SMC_inw(a, r) readw((a) + (r)) -#define SMC_inl(a, r) readl((a) + (r)) -#define SMC_outb(v, a, r) writeb(v, (a) + (r)) -#define SMC_outw(v, a, r) writew(v, (a) + (r)) -#define SMC_outl(v, a, r) writel(v, (a) + (r)) -#define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) -#define SMC_outsl(a, r, p, l) writesl((a) + (r), p, l) -#define SMC_IRQ_FLAGS (-1) /* from resource */ - #elif defined(CONFIG_MN10300) /* diff --git a/drivers/net/ethernet/via/via-velocity.c b/drivers/net/ethernet/via/via-velocity.c index d022bf936572..ad61d26a44f3 100644 --- a/drivers/net/ethernet/via/via-velocity.c +++ b/drivers/net/ethernet/via/via-velocity.c @@ -2172,16 +2172,13 @@ static int velocity_poll(struct napi_struct *napi, int budget) unsigned int rx_done; unsigned long flags; - spin_lock_irqsave(&vptr->lock, flags); /* * Do rx and tx twice for performance (taken from the VIA * out-of-tree driver). */ - rx_done = velocity_rx_srv(vptr, budget / 2); - velocity_tx_srv(vptr); - rx_done += velocity_rx_srv(vptr, budget - rx_done); + rx_done = velocity_rx_srv(vptr, budget); + spin_lock_irqsave(&vptr->lock, flags); velocity_tx_srv(vptr); - /* If budget not fully consumed, exit the polling mode */ if (rx_done < budget) { napi_complete(napi); @@ -2342,6 +2339,8 @@ static int velocity_change_mtu(struct net_device *dev, int new_mtu) if (ret < 0) goto out_free_tmp_vptr_1; + napi_disable(&vptr->napi); + spin_lock_irqsave(&vptr->lock, flags); netif_stop_queue(dev); @@ -2362,6 +2361,8 @@ static int velocity_change_mtu(struct net_device *dev, int new_mtu) velocity_give_many_rx_descs(vptr); + napi_enable(&vptr->napi); + mac_enable_int(vptr->mac_regs); netif_start_queue(dev); diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index dc76670c2f2a..9093004f9b63 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -744,7 +744,7 @@ err: rcu_read_lock(); vlan = rcu_dereference(q->vlan); if (vlan) - vlan->dev->stats.tx_dropped++; + this_cpu_inc(vlan->pcpu_stats->tx_dropped); rcu_read_unlock(); return err; @@ -767,7 +767,6 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q, const struct sk_buff *skb, const struct iovec *iv, int len) { - struct macvlan_dev *vlan; int ret; int vnet_hdr_len = 0; int vlan_offset = 0; @@ -821,15 +820,6 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q, copied += len; done: - rcu_read_lock(); - vlan = rcu_dereference(q->vlan); - if (vlan) { - preempt_disable(); - macvlan_count_rx(vlan, copied - vnet_hdr_len, ret == 0, 0); - preempt_enable(); - } - rcu_read_unlock(); - return ret ? ret : copied; } diff --git a/drivers/net/phy/vitesse.c b/drivers/net/phy/vitesse.c index 508e4359338b..14372c65a7e8 100644 --- a/drivers/net/phy/vitesse.c +++ b/drivers/net/phy/vitesse.c @@ -64,6 +64,7 @@ #define PHY_ID_VSC8234 0x000fc620 #define PHY_ID_VSC8244 0x000fc6c0 +#define PHY_ID_VSC8514 0x00070670 #define PHY_ID_VSC8574 0x000704a0 #define PHY_ID_VSC8662 0x00070660 #define PHY_ID_VSC8221 0x000fc550 @@ -131,6 +132,7 @@ static int vsc82xx_config_intr(struct phy_device *phydev) err = phy_write(phydev, MII_VSC8244_IMASK, (phydev->drv->phy_id == PHY_ID_VSC8234 || phydev->drv->phy_id == PHY_ID_VSC8244 || + phydev->drv->phy_id == PHY_ID_VSC8514 || phydev->drv->phy_id == PHY_ID_VSC8574) ? MII_VSC8244_IMASK_MASK : MII_VSC8221_IMASK_MASK); @@ -246,6 +248,18 @@ static struct phy_driver vsc82xx_driver[] = { .config_intr = &vsc82xx_config_intr, .driver = { .owner = THIS_MODULE,}, }, { + .phy_id = PHY_ID_VSC8514, + .name = "Vitesse VSC8514", + .phy_id_mask = 0x000ffff0, + .features = PHY_GBIT_FEATURES, + .flags = PHY_HAS_INTERRUPT, + .config_init = &vsc824x_config_init, + .config_aneg = &vsc82x4_config_aneg, + .read_status = &genphy_read_status, + .ack_interrupt = &vsc824x_ack_interrupt, + .config_intr = &vsc82xx_config_intr, + .driver = { .owner = THIS_MODULE,}, +}, { .phy_id = PHY_ID_VSC8574, .name = "Vitesse VSC8574", .phy_id_mask = 0x000ffff0, @@ -315,6 +329,7 @@ module_exit(vsc82xx_exit); static struct mdio_device_id __maybe_unused vitesse_tbl[] = { { PHY_ID_VSC8234, 0x000ffff0 }, { PHY_ID_VSC8244, 0x000fffc0 }, + { PHY_ID_VSC8514, 0x000ffff0 }, { PHY_ID_VSC8574, 0x000ffff0 }, { PHY_ID_VSC8662, 0x000ffff0 }, { PHY_ID_VSC8221, 0x000ffff0 }, diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 34b0de09d881..736050d6b451 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -1366,6 +1366,8 @@ static int team_user_linkup_option_get(struct team *team, return 0; } +static void __team_carrier_check(struct team *team); + static int team_user_linkup_option_set(struct team *team, struct team_gsetter_ctx *ctx) { @@ -1373,6 +1375,7 @@ static int team_user_linkup_option_set(struct team *team, port->user.linkup = ctx->data.bool_val; team_refresh_port_linkup(port); + __team_carrier_check(port->team); return 0; } @@ -1392,6 +1395,7 @@ static int team_user_linkup_en_option_set(struct team *team, port->user.linkup_enabled = ctx->data.bool_val; team_refresh_port_linkup(port); + __team_carrier_check(port->team); return 0; } diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 7bab4de658a9..916241d16c67 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -299,35 +299,76 @@ static struct sk_buff *page_to_skb(struct receive_queue *rq, return skb; } -static int receive_mergeable(struct receive_queue *rq, struct sk_buff *head_skb) +static struct sk_buff *receive_small(void *buf, unsigned int len) { - struct skb_vnet_hdr *hdr = skb_vnet_hdr(head_skb); + struct sk_buff * skb = buf; + + len -= sizeof(struct virtio_net_hdr); + skb_trim(skb, len); + + return skb; +} + +static struct sk_buff *receive_big(struct net_device *dev, + struct receive_queue *rq, + void *buf, + unsigned int len) +{ + struct page *page = buf; + struct sk_buff *skb = page_to_skb(rq, page, 0, len, PAGE_SIZE); + + if (unlikely(!skb)) + goto err; + + return skb; + +err: + dev->stats.rx_dropped++; + give_pages(rq, page); + return NULL; +} + +static struct sk_buff *receive_mergeable(struct net_device *dev, + struct receive_queue *rq, + void *buf, + unsigned int len) +{ + struct skb_vnet_hdr *hdr = buf; + int num_buf = hdr->mhdr.num_buffers; + struct page *page = virt_to_head_page(buf); + int offset = buf - page_address(page); + struct sk_buff *head_skb = page_to_skb(rq, page, offset, len, + MERGE_BUFFER_LEN); struct sk_buff *curr_skb = head_skb; - char *buf; - struct page *page; - int num_buf, len, offset; - num_buf = hdr->mhdr.num_buffers; + if (unlikely(!curr_skb)) + goto err_skb; + while (--num_buf) { - int num_skb_frags = skb_shinfo(curr_skb)->nr_frags; + int num_skb_frags; + buf = virtqueue_get_buf(rq->vq, &len); if (unlikely(!buf)) { - pr_debug("%s: rx error: %d buffers missing\n", - head_skb->dev->name, hdr->mhdr.num_buffers); - head_skb->dev->stats.rx_length_errors++; - return -EINVAL; + pr_debug("%s: rx error: %d buffers out of %d missing\n", + dev->name, num_buf, hdr->mhdr.num_buffers); + dev->stats.rx_length_errors++; + goto err_buf; } if (unlikely(len > MERGE_BUFFER_LEN)) { pr_debug("%s: rx error: merge buffer too long\n", - head_skb->dev->name); + dev->name); len = MERGE_BUFFER_LEN; } + + page = virt_to_head_page(buf); + --rq->num; + + num_skb_frags = skb_shinfo(curr_skb)->nr_frags; if (unlikely(num_skb_frags == MAX_SKB_FRAGS)) { struct sk_buff *nskb = alloc_skb(0, GFP_ATOMIC); - if (unlikely(!nskb)) { - head_skb->dev->stats.rx_dropped++; - return -ENOMEM; - } + + if (unlikely(!nskb)) + goto err_skb; if (curr_skb == head_skb) skb_shinfo(curr_skb)->frag_list = nskb; else @@ -341,8 +382,7 @@ static int receive_mergeable(struct receive_queue *rq, struct sk_buff *head_skb) head_skb->len += len; head_skb->truesize += MERGE_BUFFER_LEN; } - page = virt_to_head_page(buf); - offset = buf - (char *)page_address(page); + offset = buf - page_address(page); if (skb_can_coalesce(curr_skb, num_skb_frags, page, offset)) { put_page(page); skb_coalesce_rx_frag(curr_skb, num_skb_frags - 1, @@ -351,9 +391,28 @@ static int receive_mergeable(struct receive_queue *rq, struct sk_buff *head_skb) skb_add_rx_frag(curr_skb, num_skb_frags, page, offset, len, MERGE_BUFFER_LEN); } + } + + return head_skb; + +err_skb: + put_page(page); + while (--num_buf) { + buf = virtqueue_get_buf(rq->vq, &len); + if (unlikely(!buf)) { + pr_debug("%s: rx error: %d buffers missing\n", + dev->name, num_buf); + dev->stats.rx_length_errors++; + break; + } + page = virt_to_head_page(buf); + put_page(page); --rq->num; } - return 0; +err_buf: + dev->stats.rx_dropped++; + dev_kfree_skb(head_skb); + return NULL; } static void receive_buf(struct receive_queue *rq, void *buf, unsigned int len) @@ -362,7 +421,6 @@ static void receive_buf(struct receive_queue *rq, void *buf, unsigned int len) struct net_device *dev = vi->dev; struct virtnet_stats *stats = this_cpu_ptr(vi->stats); struct sk_buff *skb; - struct page *page; struct skb_vnet_hdr *hdr; if (unlikely(len < sizeof(struct virtio_net_hdr) + ETH_HLEN)) { @@ -377,33 +435,15 @@ static void receive_buf(struct receive_queue *rq, void *buf, unsigned int len) return; } - if (!vi->mergeable_rx_bufs && !vi->big_packets) { - skb = buf; - len -= sizeof(struct virtio_net_hdr); - skb_trim(skb, len); - } else if (vi->mergeable_rx_bufs) { - struct page *page = virt_to_head_page(buf); - skb = page_to_skb(rq, page, - (char *)buf - (char *)page_address(page), - len, MERGE_BUFFER_LEN); - if (unlikely(!skb)) { - dev->stats.rx_dropped++; - put_page(page); - return; - } - if (receive_mergeable(rq, skb)) { - dev_kfree_skb(skb); - return; - } - } else { - page = buf; - skb = page_to_skb(rq, page, 0, len, PAGE_SIZE); - if (unlikely(!skb)) { - dev->stats.rx_dropped++; - give_pages(rq, page); - return; - } - } + if (vi->mergeable_rx_bufs) + skb = receive_mergeable(dev, rq, buf, len); + else if (vi->big_packets) + skb = receive_big(dev, rq, buf, len); + else + skb = receive_small(buf, len); + + if (unlikely(!skb)) + return; hdr = skb_vnet_hdr(skb); @@ -1084,7 +1124,7 @@ static void virtnet_set_rx_mode(struct net_device *dev) if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_MAC, VIRTIO_NET_CTRL_MAC_TABLE_SET, sg, NULL)) - dev_warn(&dev->dev, "Failed to set MAC fitler table.\n"); + dev_warn(&dev->dev, "Failed to set MAC filter table.\n"); kfree(buf); } diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 919b6509455c..64f0e0d18b81 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -39,6 +39,7 @@ #include <linux/udp.h> #include <net/tcp.h> +#include <net/ip6_checksum.h> #include <xen/xen.h> #include <xen/events.h> diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index bd6f743d87a7..892ea6161376 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -1404,11 +1404,22 @@ enum { }; #define PMCRAID_AEN_CMD_MAX (__PMCRAID_AEN_CMD_MAX - 1) +static struct genl_multicast_group pmcraid_mcgrps[] = { + { .name = "events", /* not really used - see ID discussion below */ }, +}; + static struct genl_family pmcraid_event_family = { - .id = GENL_ID_GENERATE, + /* + * Due to prior multicast group abuse (the code having assumed that + * the family ID can be used as a multicast group ID) we need to + * statically allocate a family (and thus group) ID. + */ + .id = GENL_ID_PMCRAID, .name = "pmcraid", .version = 1, - .maxattr = PMCRAID_AEN_ATTR_MAX + .maxattr = PMCRAID_AEN_ATTR_MAX, + .mcgrps = pmcraid_mcgrps, + .n_mcgrps = ARRAY_SIZE(pmcraid_mcgrps), }; /** @@ -1511,9 +1522,8 @@ static int pmcraid_notify_aen( return result; } - result = - genlmsg_multicast(&pmcraid_event_family, skb, 0, - pmcraid_event_family.id, GFP_ATOMIC); + result = genlmsg_multicast(&pmcraid_event_family, skb, + 0, 0, GFP_ATOMIC); /* If there are no listeners, genlmsg_multicast may return non-zero * value. diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c index 3ed666fe840a..9025edd7dc45 100644 --- a/drivers/spi/spi-bcm2835.c +++ b/drivers/spi/spi-bcm2835.c @@ -377,7 +377,7 @@ out_master_put: static int bcm2835_spi_remove(struct platform_device *pdev) { - struct spi_master *master = spi_master_get(platform_get_drvdata(pdev)); + struct spi_master *master = platform_get_drvdata(pdev); struct bcm2835_spi *bs = spi_master_get_devdata(master); free_irq(bs->irq, master); diff --git a/drivers/spi/spi-bcm63xx.c b/drivers/spi/spi-bcm63xx.c index 80d56b214eb5..469ecd876358 100644 --- a/drivers/spi/spi-bcm63xx.c +++ b/drivers/spi/spi-bcm63xx.c @@ -435,7 +435,7 @@ out: static int bcm63xx_spi_remove(struct platform_device *pdev) { - struct spi_master *master = spi_master_get(platform_get_drvdata(pdev)); + struct spi_master *master = platform_get_drvdata(pdev); struct bcm63xx_spi *bs = spi_master_get_devdata(master); /* reset spi block */ diff --git a/drivers/spi/spi-mpc512x-psc.c b/drivers/spi/spi-mpc512x-psc.c index 9602bbd8d7ea..87676587d783 100644 --- a/drivers/spi/spi-mpc512x-psc.c +++ b/drivers/spi/spi-mpc512x-psc.c @@ -557,7 +557,7 @@ free_master: static int mpc512x_psc_spi_do_remove(struct device *dev) { - struct spi_master *master = spi_master_get(dev_get_drvdata(dev)); + struct spi_master *master = dev_get_drvdata(dev); struct mpc512x_psc_spi *mps = spi_master_get_devdata(master); clk_disable_unprepare(mps->clk_mclk); diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c index 73afb56c08cc..3adebfa22e3d 100644 --- a/drivers/spi/spi-mxs.c +++ b/drivers/spi/spi-mxs.c @@ -565,7 +565,7 @@ static int mxs_spi_remove(struct platform_device *pdev) struct mxs_spi *spi; struct mxs_ssp *ssp; - master = spi_master_get(platform_get_drvdata(pdev)); + master = platform_get_drvdata(pdev); spi = spi_master_get_devdata(master); ssp = &spi->ssp; diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index cb0e1f1137ad..7765b1999537 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1073,6 +1073,8 @@ pxa2xx_spi_acpi_get_pdata(struct platform_device *pdev) static struct acpi_device_id pxa2xx_spi_acpi_match[] = { { "INT33C0", 0 }, { "INT33C1", 0 }, + { "INT3430", 0 }, + { "INT3431", 0 }, { "80860F0E", 0 }, { }, }; @@ -1291,6 +1293,9 @@ static int pxa2xx_spi_resume(struct device *dev) /* Enable the SSP clock */ clk_prepare_enable(ssp->clk); + /* Restore LPSS private register bits */ + lpss_ssp_setup(drv_data); + /* Start the queue running */ status = spi_master_resume(drv_data->master); if (status != 0) { diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c index 58449ad4ad0d..9e829cee7357 100644 --- a/drivers/spi/spi-rspi.c +++ b/drivers/spi/spi-rspi.c @@ -885,14 +885,13 @@ static void rspi_release_dma(struct rspi_data *rspi) static int rspi_remove(struct platform_device *pdev) { - struct rspi_data *rspi = spi_master_get(platform_get_drvdata(pdev)); + struct rspi_data *rspi = platform_get_drvdata(pdev); spi_unregister_master(rspi->master); rspi_release_dma(rspi); free_irq(platform_get_irq(pdev, 0), rspi); clk_put(rspi->clk); iounmap(rspi->addr); - spi_master_put(rspi->master); return 0; } diff --git a/drivers/spi/spi-ti-qspi.c b/drivers/spi/spi-ti-qspi.c index 0b71270fbf67..4396bd448540 100644 --- a/drivers/spi/spi-ti-qspi.c +++ b/drivers/spi/spi-ti-qspi.c @@ -161,7 +161,7 @@ static int ti_qspi_setup(struct spi_device *spi) qspi->spi_max_frequency, clk_div); ret = pm_runtime_get_sync(qspi->dev); - if (ret) { + if (ret < 0) { dev_err(qspi->dev, "pm_runtime_get_sync() failed\n"); return ret; } @@ -459,11 +459,10 @@ static int ti_qspi_probe(struct platform_device *pdev) if (!of_property_read_u32(np, "num-cs", &num_cs)) master->num_chipselect = num_cs; - platform_set_drvdata(pdev, master); - qspi = spi_master_get_devdata(master); qspi->master = master; qspi->dev = &pdev->dev; + platform_set_drvdata(pdev, qspi); r = platform_get_resource(pdev, IORESOURCE_MEM, 0); @@ -517,10 +516,26 @@ free_master: static int ti_qspi_remove(struct platform_device *pdev) { - struct ti_qspi *qspi = platform_get_drvdata(pdev); + struct spi_master *master; + struct ti_qspi *qspi; + int ret; + + master = platform_get_drvdata(pdev); + qspi = spi_master_get_devdata(master); + + ret = pm_runtime_get_sync(qspi->dev); + if (ret < 0) { + dev_err(qspi->dev, "pm_runtime_get_sync() failed\n"); + return ret; + } ti_qspi_write(qspi, QSPI_WC_INT_DISABLE, QSPI_INTR_ENABLE_CLEAR_REG); + pm_runtime_put(qspi->dev); + pm_runtime_disable(&pdev->dev); + + spi_unregister_master(master); + return 0; } diff --git a/drivers/spi/spi-txx9.c b/drivers/spi/spi-txx9.c index 637cce2b8bdd..18c9bb2b5f39 100644 --- a/drivers/spi/spi-txx9.c +++ b/drivers/spi/spi-txx9.c @@ -425,7 +425,7 @@ exit: static int txx9spi_remove(struct platform_device *dev) { - struct spi_master *master = spi_master_get(platform_get_drvdata(dev)); + struct spi_master *master = platform_get_drvdata(dev); struct txx9spi *c = spi_master_get_devdata(master); destroy_workqueue(c->workqueue); diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 18cc625d887f..349ebba4b199 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1415,7 +1415,7 @@ int devm_spi_register_master(struct device *dev, struct spi_master *master) return -ENOMEM; ret = spi_register_master(master); - if (ret != 0) { + if (!ret) { *ptr = master; devres_add(dev, ptr); } else { diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index 67beb8444930..f7beb6eb40c7 100644 --- a/drivers/uio/uio.c +++ b/drivers/uio/uio.c @@ -653,6 +653,8 @@ static int uio_mmap_physical(struct vm_area_struct *vma) return -EINVAL; mem = idev->info->mem + mi; + if (mem->addr & ~PAGE_MASK) + return -ENODEV; if (vma->vm_end - vma->vm_start > mem->size) return -EINVAL; diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c index 62ccf5424ba8..028387192b60 100644 --- a/drivers/xen/grant-table.c +++ b/drivers/xen/grant-table.c @@ -930,9 +930,10 @@ int gnttab_map_refs(struct gnttab_map_grant_ref *map_ops, ret = m2p_add_override(mfn, pages[i], kmap_ops ? &kmap_ops[i] : NULL); if (ret) - return ret; + goto out; } + out: if (lazy) arch_leave_lazy_mmu_mode(); @@ -969,9 +970,10 @@ int gnttab_unmap_refs(struct gnttab_unmap_grant_ref *unmap_ops, ret = m2p_remove_override(pages[i], kmap_ops ? &kmap_ops[i] : NULL); if (ret) - return ret; + goto out; } + out: if (lazy) arch_leave_lazy_mmu_mode(); diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index a224bc74b6b9..1eac0731c349 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -555,6 +555,11 @@ xen_swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl, sg_dma_len(sgl) = 0; return 0; } + xen_dma_map_page(hwdev, pfn_to_page(map >> PAGE_SHIFT), + map & ~PAGE_MASK, + sg->length, + dir, + attrs); sg->dma_address = xen_phys_to_bus(map); } else { /* we are not interested in the dma_addr returned by |