diff options
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c | 209 |
1 files changed, 150 insertions, 59 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c index 5978a5c8ef35..1c2ddb25e776 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c @@ -7,27 +7,29 @@ * (at your option) any later version. */ -#include <linux/module.h> -#include <linux/kernel.h> +#include <linux/device.h> #include <linux/init.h> #include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/module.h> #include <linux/netdevice.h> -#include <linux/platform_device.h> +#include <linux/mfd/syscon.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_irq.h> -#include <linux/device.h> +#include <linux/platform_device.h> #include <linux/vmalloc.h> +#include "hns_dsaf_mac.h" #include "hns_dsaf_main.h" -#include "hns_dsaf_rcb.h" #include "hns_dsaf_ppe.h" -#include "hns_dsaf_mac.h" +#include "hns_dsaf_rcb.h" const char *g_dsaf_mode_match[DSAF_MODE_MAX] = { [DSAF_MODE_DISABLE_2PORT_64VM] = "2port-64vf", [DSAF_MODE_DISABLE_6PORT_0VM] = "6port-16rss", [DSAF_MODE_DISABLE_6PORT_16VM] = "6port-16vf", + [DSAF_MODE_DISABLE_SP] = "single-port", }; int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev) @@ -35,8 +37,13 @@ int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev) int ret, i; u32 desc_num; u32 buf_size; + u32 reset_offset = 0; + u32 res_idx = 0; const char *mode_str; + struct regmap *syscon; + struct resource *res; struct device_node *np = dsaf_dev->dev->of_node; + struct platform_device *pdev = to_platform_device(dsaf_dev->dev); if (of_device_is_compatible(np, "hisilicon,hns-dsaf-v1")) dsaf_dev->dsaf_ver = AE_VERSION_1; @@ -73,42 +80,68 @@ int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev) else dsaf_dev->dsaf_tc_mode = HRD_DSAF_4TC_MODE; - dsaf_dev->sc_base = of_iomap(np, 0); - if (!dsaf_dev->sc_base) { - dev_err(dsaf_dev->dev, - "%s of_iomap 0 fail!\n", dsaf_dev->ae_dev.name); - ret = -ENOMEM; - goto unmap_base_addr; - } + syscon = syscon_node_to_regmap( + of_parse_phandle(np, "subctrl-syscon", 0)); + if (IS_ERR_OR_NULL(syscon)) { + res = platform_get_resource(pdev, IORESOURCE_MEM, res_idx++); + if (!res) { + dev_err(dsaf_dev->dev, "subctrl info is needed!\n"); + return -ENOMEM; + } + dsaf_dev->sc_base = devm_ioremap_resource(&pdev->dev, res); + if (!dsaf_dev->sc_base) { + dev_err(dsaf_dev->dev, "subctrl can not map!\n"); + return -ENOMEM; + } - dsaf_dev->sds_base = of_iomap(np, 1); - if (!dsaf_dev->sds_base) { - dev_err(dsaf_dev->dev, - "%s of_iomap 1 fail!\n", dsaf_dev->ae_dev.name); - ret = -ENOMEM; - goto unmap_base_addr; + res = platform_get_resource(pdev, IORESOURCE_MEM, res_idx++); + if (!res) { + dev_err(dsaf_dev->dev, "serdes-ctrl info is needed!\n"); + return -ENOMEM; + } + dsaf_dev->sds_base = devm_ioremap_resource(&pdev->dev, res); + if (!dsaf_dev->sds_base) { + dev_err(dsaf_dev->dev, "serdes-ctrl can not map!\n"); + return -ENOMEM; + } + } else { + dsaf_dev->sub_ctrl = syscon; } - dsaf_dev->ppe_base = of_iomap(np, 2); - if (!dsaf_dev->ppe_base) { - dev_err(dsaf_dev->dev, - "%s of_iomap 2 fail!\n", dsaf_dev->ae_dev.name); - ret = -ENOMEM; - goto unmap_base_addr; + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ppe-base"); + if (!res) { + res = platform_get_resource(pdev, IORESOURCE_MEM, res_idx++); + if (!res) { + dev_err(dsaf_dev->dev, "ppe-base info is needed!\n"); + return -ENOMEM; + } } - - dsaf_dev->io_base = of_iomap(np, 3); - if (!dsaf_dev->io_base) { - dev_err(dsaf_dev->dev, - "%s of_iomap 3 fail!\n", dsaf_dev->ae_dev.name); - ret = -ENOMEM; - goto unmap_base_addr; + dsaf_dev->ppe_base = devm_ioremap_resource(&pdev->dev, res); + if (!dsaf_dev->ppe_base) { + dev_err(dsaf_dev->dev, "ppe-base resource can not map!\n"); + return -ENOMEM; + } + dsaf_dev->ppe_paddr = res->start; + + if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) { + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, + "dsaf-base"); + if (!res) { + res = platform_get_resource(pdev, IORESOURCE_MEM, + res_idx); + if (!res) { + dev_err(dsaf_dev->dev, + "dsaf-base info is needed!\n"); + return -ENOMEM; + } + } + dsaf_dev->io_base = devm_ioremap_resource(&pdev->dev, res); + if (!dsaf_dev->io_base) { + dev_err(dsaf_dev->dev, "dsaf-base resource can not map!\n"); + return -ENOMEM; + } } - dsaf_dev->cpld_base = of_iomap(np, 4); - if (!dsaf_dev->cpld_base) - dev_dbg(dsaf_dev->dev, "NO CPLD ADDR"); - ret = of_property_read_u32(np, "desc-num", &desc_num); if (ret < 0 || desc_num < HNS_DSAF_MIN_DESC_CNT || desc_num > HNS_DSAF_MAX_DESC_CNT) { @@ -118,6 +151,13 @@ int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev) } dsaf_dev->desc_num = desc_num; + ret = of_property_read_u32(np, "reset-field-offset", &reset_offset); + if (ret < 0) { + dev_dbg(dsaf_dev->dev, + "get reset-field-offset fail, ret=%d!\r\n", ret); + } + dsaf_dev->reset_offset = reset_offset; + ret = of_property_read_u32(np, "buf-size", &buf_size); if (ret < 0) { dev_err(dsaf_dev->dev, @@ -149,8 +189,6 @@ unmap_base_addr: iounmap(dsaf_dev->sds_base); if (dsaf_dev->sc_base) iounmap(dsaf_dev->sc_base); - if (dsaf_dev->cpld_base) - iounmap(dsaf_dev->cpld_base); return ret; } @@ -167,9 +205,6 @@ static void hns_dsaf_free_cfg(struct dsaf_device *dsaf_dev) if (dsaf_dev->sc_base) iounmap(dsaf_dev->sc_base); - - if (dsaf_dev->cpld_base) - iounmap(dsaf_dev->cpld_base); } /** @@ -217,9 +252,7 @@ static void hns_dsaf_mix_def_qid_cfg(struct dsaf_device *dsaf_dev) u32 q_id, q_num_per_port; u32 i; - hns_rcb_get_queue_mode(dsaf_dev->dsaf_mode, - HNS_DSAF_COMM_SERVICE_NW_IDX, - &max_vfn, &max_q_per_vf); + hns_rcb_get_queue_mode(dsaf_dev->dsaf_mode, &max_vfn, &max_q_per_vf); q_num_per_port = max_vfn * max_q_per_vf; for (i = 0, q_id = 0; i < DSAF_SERVICE_NW_NUM; i++) { @@ -239,9 +272,7 @@ static void hns_dsaf_inner_qid_cfg(struct dsaf_device *dsaf_dev) if (AE_IS_VER1(dsaf_dev->dsaf_ver)) return; - hns_rcb_get_queue_mode(dsaf_dev->dsaf_mode, - HNS_DSAF_COMM_SERVICE_NW_IDX, - &max_vfn, &max_q_per_vf); + hns_rcb_get_queue_mode(dsaf_dev->dsaf_mode, &max_vfn, &max_q_per_vf); q_num_per_port = max_vfn * max_q_per_vf; for (mac_id = 0, q_id = 0; mac_id < DSAF_SERVICE_NW_NUM; mac_id++) { @@ -712,13 +743,15 @@ static void hns_dsaf_tbl_tcam_data_ucast_pul( void hns_dsaf_set_promisc_mode(struct dsaf_device *dsaf_dev, u32 en) { - dsaf_set_dev_bit(dsaf_dev, DSAF_CFG_0_REG, DSAF_CFG_MIX_MODE_S, !!en); + if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) + dsaf_set_dev_bit(dsaf_dev, DSAF_CFG_0_REG, + DSAF_CFG_MIX_MODE_S, !!en); } void hns_dsaf_set_inner_lb(struct dsaf_device *dsaf_dev, u32 mac_id, u32 en) { if (AE_IS_VER1(dsaf_dev->dsaf_ver) || - dsaf_dev->mac_cb[mac_id].mac_type == HNAE_PORT_DEBUG) + dsaf_dev->mac_cb[mac_id]->mac_type == HNAE_PORT_DEBUG) return; dsaf_set_dev_bit(dsaf_dev, DSAFV2_SERDES_LBK_0_REG + 4 * mac_id, @@ -1022,12 +1055,52 @@ static void hns_dsaf_tbl_tcam_init(struct dsaf_device *dsaf_dev) * @mac_cb: mac contrl block */ static void hns_dsaf_pfc_en_cfg(struct dsaf_device *dsaf_dev, - int mac_id, int en) + int mac_id, int tc_en) +{ + dsaf_write_dev(dsaf_dev, DSAF_PFC_EN_0_REG + mac_id * 4, tc_en); +} + +static void hns_dsaf_set_pfc_pause(struct dsaf_device *dsaf_dev, + int mac_id, int tx_en, int rx_en) +{ + if (AE_IS_VER1(dsaf_dev->dsaf_ver)) { + if (!tx_en || !rx_en) + dev_err(dsaf_dev->dev, "dsaf v1 can not close pfc!\n"); + + return; + } + + dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4, + DSAF_PFC_PAUSE_RX_EN_B, !!rx_en); + dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4, + DSAF_PFC_PAUSE_TX_EN_B, !!tx_en); +} + +int hns_dsaf_set_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id, + u32 en) { - if (!en) - dsaf_write_dev(dsaf_dev, DSAF_PFC_EN_0_REG + mac_id * 4, 0); + if (AE_IS_VER1(dsaf_dev->dsaf_ver)) { + if (!en) + dev_err(dsaf_dev->dev, "dsafv1 can't close rx_pause!\n"); + + return -EINVAL; + } + + dsaf_set_dev_bit(dsaf_dev, DSAF_PAUSE_CFG_REG + mac_id * 4, + DSAF_MAC_PAUSE_RX_EN_B, !!en); + + return 0; +} + +void hns_dsaf_get_rx_mac_pause_en(struct dsaf_device *dsaf_dev, int mac_id, + u32 *en) +{ + if (AE_IS_VER1(dsaf_dev->dsaf_ver)) + *en = 1; else - dsaf_write_dev(dsaf_dev, DSAF_PFC_EN_0_REG + mac_id * 4, 0xff); + *en = dsaf_get_dev_bit(dsaf_dev, + DSAF_PAUSE_CFG_REG + mac_id * 4, + DSAF_MAC_PAUSE_RX_EN_B); } /** @@ -1039,6 +1112,7 @@ static void hns_dsaf_comm_init(struct dsaf_device *dsaf_dev) { u32 i; u32 o_dsaf_cfg; + bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver); o_dsaf_cfg = dsaf_read_dev(dsaf_dev, DSAF_CFG_0_REG); dsaf_set_bit(o_dsaf_cfg, DSAF_CFG_EN_S, dsaf_dev->dsaf_en); @@ -1064,8 +1138,10 @@ static void hns_dsaf_comm_init(struct dsaf_device *dsaf_dev) hns_dsaf_sw_port_type_cfg(dsaf_dev, DSAF_SW_PORT_TYPE_NON_VLAN); /*set dsaf pfc to 0 for parseing rx pause*/ - for (i = 0; i < DSAF_COMM_CHN; i++) + for (i = 0; i < DSAF_COMM_CHN; i++) { hns_dsaf_pfc_en_cfg(dsaf_dev, i, 0); + hns_dsaf_set_pfc_pause(dsaf_dev, i, is_ver1, is_ver1); + } /*msk and clr exception irqs */ for (i = 0; i < DSAF_COMM_CHN; i++) { @@ -1264,6 +1340,9 @@ static int hns_dsaf_init(struct dsaf_device *dsaf_dev) u32 i; int ret; + if (HNS_DSAF_IS_DEBUG(dsaf_dev)) + return 0; + ret = hns_dsaf_init_hw(dsaf_dev); if (ret) return ret; @@ -2013,6 +2092,8 @@ void hns_dsaf_update_stats(struct dsaf_device *dsaf_dev, u32 node_num) { struct dsaf_hw_stats *hw_stats = &dsaf_dev->hw_stats[node_num]; + bool is_ver1 = AE_IS_VER1(dsaf_dev->dsaf_ver); + u32 reg_tmp; hw_stats->pad_drop += dsaf_read_dev(dsaf_dev, DSAF_INODE_PAD_DISCARD_NUM_0_REG + 0x80 * (u64)node_num); @@ -2022,8 +2103,12 @@ void hns_dsaf_update_stats(struct dsaf_device *dsaf_dev, u32 node_num) DSAF_INODE_FINAL_IN_PKT_NUM_0_REG + 0x80 * (u64)node_num); hw_stats->rx_pkt_id += dsaf_read_dev(dsaf_dev, DSAF_INODE_SBM_PID_NUM_0_REG + 0x80 * (u64)node_num); - hw_stats->rx_pause_frame += dsaf_read_dev(dsaf_dev, - DSAF_INODE_FINAL_IN_PAUSE_NUM_0_REG + 0x80 * (u64)node_num); + + reg_tmp = is_ver1 ? DSAF_INODE_FINAL_IN_PAUSE_NUM_0_REG : + DSAFV2_INODE_FINAL_IN_PAUSE_NUM_0_REG; + hw_stats->rx_pause_frame += + dsaf_read_dev(dsaf_dev, reg_tmp + 0x80 * (u64)node_num); + hw_stats->release_buf_num += dsaf_read_dev(dsaf_dev, DSAF_INODE_SBM_RELS_NUM_0_REG + 0x80 * (u64)node_num); hw_stats->sbm_drop += dsaf_read_dev(dsaf_dev, @@ -2056,6 +2141,8 @@ void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data) u32 i = 0; u32 j; u32 *p = data; + u32 reg_tmp; + bool is_ver1 = AE_IS_VER1(ddev->dsaf_ver); /* dsaf common registers */ p[0] = dsaf_read_dev(ddev, DSAF_SRAM_INIT_OVER_0_REG); @@ -2120,8 +2207,9 @@ void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data) DSAF_INODE_FINAL_IN_PKT_NUM_0_REG + j * 0x80); p[190 + i] = dsaf_read_dev(ddev, DSAF_INODE_SBM_PID_NUM_0_REG + j * 0x80); - p[193 + i] = dsaf_read_dev(ddev, - DSAF_INODE_FINAL_IN_PAUSE_NUM_0_REG + j * 0x80); + reg_tmp = is_ver1 ? DSAF_INODE_FINAL_IN_PAUSE_NUM_0_REG : + DSAFV2_INODE_FINAL_IN_PAUSE_NUM_0_REG; + p[193 + i] = dsaf_read_dev(ddev, reg_tmp + j * 0x80); p[196 + i] = dsaf_read_dev(ddev, DSAF_INODE_SBM_RELS_NUM_0_REG + j * 0x80); p[199 + i] = dsaf_read_dev(ddev, @@ -2368,8 +2456,11 @@ void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data) p[496] = dsaf_read_dev(ddev, DSAF_NETPORT_CTRL_SIG_0_REG + port * 0x4); p[497] = dsaf_read_dev(ddev, DSAF_XGE_CTRL_SIG_CFG_0_REG + port * 0x4); + if (!is_ver1) + p[498] = dsaf_read_dev(ddev, DSAF_PAUSE_CFG_REG + port * 0x4); + /* mark end of dsaf regs */ - for (i = 498; i < 504; i++) + for (i = 499; i < 504; i++) p[i] = 0xdddddddd; } |