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Groups > linux.kernel > #1614234 > unrolled thread
| Started by | Salil Mehta <salil.mehta@huawei.com> |
|---|---|
| First post | 2017-03-31 20:10 +0200 |
| Last post | 2017-03-31 20:10 +0200 |
| Articles | 2 — 1 participant |
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[PATCH V3 net-next 00/18] net: hns: Misc. HNS Bug Fixes & Code Improvements Salil Mehta <salil.mehta@huawei.com> - 2017-03-31 20:10 +0200
[PATCH V3 net-next 02/18] net: hns: Modify GMAC init TX threshold value Salil Mehta <salil.mehta@huawei.com> - 2017-03-31 20:10 +0200
| From | Salil Mehta <salil.mehta@huawei.com> |
|---|---|
| Date | 2017-03-31 20:10 +0200 |
| Subject | [PATCH V3 net-next 00/18] net: hns: Misc. HNS Bug Fixes & Code Improvements |
| Message-ID | <tr905-7Ov-5@gated-at.bofh.it> |
This patch set introduces various HNS bug fixes, optimizations and code improvements. Daode Huang (1): net: hns: bug fix of ethtool show the speed Kejian Yan (7): net: hns: Remove the redundant adding and deleting mac function net: hns: Remove redundant mac_get_id() net: hns: Remove redundant mac table operations net: hns: Clean redundant code from hns_mdio.c file net: hns: Optimise the code in hns_mdio_wait_ready() net: hns: Simplify the exception sequence in hns_ppe_init() net: hns: Adjust the SBM module buffer threshold Salil Mehta (1): net: hns: Some checkpatch.pl script & warning fixes lipeng (9): net: hns: Fix the implementation of irq affinity function net: hns: Modify GMAC init TX threshold value net: hns: Optimize the code for GMAC pad and crc Config net: hns: Remove redundant memset during buffer release net: hns: Optimize hns_nic_common_poll for better performance net: hns: Fix to adjust buf_size of ring according to mtu net: hns: Replace netif_tx_lock to ring spin lock net: hns: Correct HNS RSS key set function net: hns: Avoid Hip06 chip TX packet line bug drivers/net/ethernet/hisilicon/hns/hnae.c | 7 +- drivers/net/ethernet/hisilicon/hns/hnae.h | 47 ++- drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c | 127 +++++-- drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c | 61 ++-- drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c | 41 +-- drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h | 5 +- drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c | 249 +------------ drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h | 14 +- drivers/net/ethernet/hisilicon/hns/hns_dsaf_ppe.c | 17 +- drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c | 143 ++++++-- drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h | 26 +- drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h | 6 +- .../net/ethernet/hisilicon/hns/hns_dsaf_xgmac.c | 13 - drivers/net/ethernet/hisilicon/hns/hns_enet.c | 400 ++++++++++++++++----- drivers/net/ethernet/hisilicon/hns/hns_enet.h | 3 +- drivers/net/ethernet/hisilicon/hns/hns_ethtool.c | 34 +- drivers/net/ethernet/hisilicon/hns_mdio.c | 20 +- 17 files changed, 653 insertions(+), 560 deletions(-) -- 2.7.4
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| From | Salil Mehta <salil.mehta@huawei.com> |
|---|---|
| Date | 2017-03-31 20:10 +0200 |
| Subject | [PATCH V3 net-next 02/18] net: hns: Modify GMAC init TX threshold value |
| Message-ID | <tr99L-86R-7@gated-at.bofh.it> |
| In reply to | #1614234 |
From: lipeng <lipeng321@huawei.com> This patch reduces GMAC TX threshold value to avoid gmac hang-up with speed 100M/duplex half. Signed-off-by: lipeng <lipeng321@huawei.com> Signed-off-by: JinchuanTian <tianjinchuan1@huawei.com> Reviewed-by: Yisen Zhuang <yisen.zhuang@huawei.com> Signed-off-by: Salil Mehta <salil.mehta@huawei.com> --- drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c | 6 ++++++ drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h | 4 ++++ 2 files changed, 10 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c index 3382441..a8dbe00 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c @@ -325,6 +325,12 @@ static void hns_gmac_init(void *mac_drv) hns_gmac_tx_loop_pkt_dis(mac_drv); if (drv->mac_cb->mac_type == HNAE_PORT_DEBUG) hns_gmac_set_uc_match(mac_drv, 0); + + /* reduce gmac tx water line to avoid gmac hang-up + * in speed 100M and duplex half. + */ + dsaf_set_dev_field(drv, GMAC_TX_WATER_LINE_REG, GMAC_TX_WATER_LINE_MASK, + GMAC_TX_WATER_LINE_SHIFT, 8); } void hns_gmac_update_stats(void *mac_drv) diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h index 8fa18fc..4b8af68 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h @@ -466,6 +466,7 @@ #define GMAC_DUPLEX_TYPE_REG 0x0008UL #define GMAC_FD_FC_TYPE_REG 0x000CUL +#define GMAC_TX_WATER_LINE_REG 0x0010UL #define GMAC_FC_TX_TIMER_REG 0x001CUL #define GMAC_FD_FC_ADDR_LOW_REG 0x0020UL #define GMAC_FD_FC_ADDR_HIGH_REG 0x0024UL @@ -912,6 +913,9 @@ #define GMAC_DUPLEX_TYPE_B 0 +#define GMAC_TX_WATER_LINE_MASK ((1UL << 8) - 1) +#define GMAC_TX_WATER_LINE_SHIFT 0 + #define GMAC_FC_TX_TIMER_S 0 #define GMAC_FC_TX_TIMER_M 0xffff -- 2.7.4
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