From: Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>
To: "Joyce Kong (Arm Technology China)" <Joyce.Kong@arm.com>,
"dev@dpdk.org" <dev@dpdk.org>
Cc: nd <nd@arm.com>, "thomas@monjalon.net" <thomas@monjalon.net>,
"jerinj@marvell.com" <jerinj@marvell.com>,
"stephen@networkplumber.org" <stephen@networkplumber.org>,
"mb@smartsharesystems.com" <mb@smartsharesystems.com>,
"Gavin Hu (Arm Technology China)" <Gavin.Hu@arm.com>,
"ravi1.kumar@amd.com" <ravi1.kumar@amd.com>,
"rmody@marvell.com" <rmody@marvell.com>,
"shshaikh@marvell.com" <shshaikh@marvell.com>,
"xuanziyang2@huawei.com" <xuanziyang2@huawei.com>,
"cloud.wangxiaoyun@huawei.com" <cloud.wangxiaoyun@huawei.com>,
"zhouguoyang@huawei.com" <zhouguoyang@huawei.com>,
Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>,
nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH v2 3/6] net/axgbe: use common rte bit operation APIs instead
Date: Wed, 23 Oct 2019 03:16:01 +0000 [thread overview]
Message-ID: <VE1PR08MB51499213228D2B03EC57DDF4986B0@VE1PR08MB5149.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <1571799298-18873-4-git-send-email-joyce.kong@arm.com>
<snip>
>
> Remove its own bit operation APIs and use the common one, this can reduce
> the code duplication largely.
>
> Signed-off-by: Joyce Kong <joyce.kong@arm.com>
> Reviewed-by: Gavin Hu <gavin.hu@arm.com>
> ---
> drivers/net/axgbe/axgbe_common.h | 29 +----------------------------
> drivers/net/axgbe/axgbe_ethdev.c | 14 +++++++-------
> drivers/net/axgbe/axgbe_mdio.c | 14 +++++++-------
> 3 files changed, 15 insertions(+), 42 deletions(-)
>
> diff --git a/drivers/net/axgbe/axgbe_common.h
> b/drivers/net/axgbe/axgbe_common.h
> index 34f60f1..e44ec7d 100644
> --- a/drivers/net/axgbe/axgbe_common.h
> +++ b/drivers/net/axgbe/axgbe_common.h
> @@ -22,6 +22,7 @@
> #include <pthread.h>
>
> #include <rte_byteorder.h>
> +#include <rte_io_bitops.h>
> #include <rte_memory.h>
> #include <rte_malloc.h>
> #include <rte_hexdump.h>
> @@ -1674,34 +1675,6 @@ do {
> \
> #define time_after_eq(a, b) ((long)((a) - (b)) >= 0)
> #define time_before_eq(a, b) time_after_eq(b, a)
>
> -/*---bitmap support apis---*/
> -static inline int axgbe_test_bit(int nr, volatile unsigned long *addr) -{
> - int res;
> -
> - rte_mb();
> - res = ((*addr) & (1UL << nr)) != 0;
> - rte_mb();
> - return res;
> -}
This function uses rte_mb before and after the load. Where as the new API uses just 'acquire', please ensure 'acquire' is enough.
> -
> -static inline void axgbe_set_bit(unsigned int nr, volatile unsigned long *addr)
> -{
> - __sync_fetch_and_or(addr, (1UL << nr));
> -}
> -
> -static inline void axgbe_clear_bit(int nr, volatile unsigned long *addr) -{
> - __sync_fetch_and_and(addr, ~(1UL << nr));
> -}
> -
> -static inline int axgbe_test_and_clear_bit(int nr, volatile unsigned long *addr)
> -{
> - unsigned long mask = (1UL << nr);
> -
> - return __sync_fetch_and_and(addr, ~mask) & mask;
> -}
> -
> static inline unsigned long msecs_to_timer_cycles(unsigned int m) {
> return rte_get_timer_hz() * (m / 1000); diff --git
> a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c
> index d1f160e..8c8e5ff 100644
> --- a/drivers/net/axgbe/axgbe_ethdev.c
> +++ b/drivers/net/axgbe/axgbe_ethdev.c
> @@ -201,8 +201,8 @@ axgbe_dev_start(struct rte_eth_dev *dev)
> axgbe_dev_enable_tx(dev);
> axgbe_dev_enable_rx(dev);
>
> - axgbe_clear_bit(AXGBE_STOPPED, &pdata->dev_state);
> - axgbe_clear_bit(AXGBE_DOWN, &pdata->dev_state);
> + rte_io_clear_bit(AXGBE_STOPPED, &pdata->dev_state);
> + rte_io_clear_bit(AXGBE_DOWN, &pdata->dev_state);
> return 0;
> }
>
> @@ -216,17 +216,17 @@ axgbe_dev_stop(struct rte_eth_dev *dev)
>
> rte_intr_disable(&pdata->pci_dev->intr_handle);
>
> - if (axgbe_test_bit(AXGBE_STOPPED, &pdata->dev_state))
> + if (rte_io_test_bit(AXGBE_STOPPED, &pdata->dev_state))
> return;
>
> - axgbe_set_bit(AXGBE_STOPPED, &pdata->dev_state);
> + rte_io_set_bit(AXGBE_STOPPED, &pdata->dev_state);
> axgbe_dev_disable_tx(dev);
> axgbe_dev_disable_rx(dev);
>
> pdata->phy_if.phy_stop(pdata);
> pdata->hw_if.exit(pdata);
> memset(&dev->data->dev_link, 0, sizeof(struct rte_eth_link));
> - axgbe_set_bit(AXGBE_DOWN, &pdata->dev_state);
> + rte_io_set_bit(AXGBE_DOWN, &pdata->dev_state);
> }
>
> /* Clear all resources like TX/RX queues. */ @@ -598,8 +598,8 @@
> eth_axgbe_dev_init(struct rte_eth_dev *eth_dev)
>
> pdata = eth_dev->data->dev_private;
> /* initial state */
> - axgbe_set_bit(AXGBE_DOWN, &pdata->dev_state);
> - axgbe_set_bit(AXGBE_STOPPED, &pdata->dev_state);
> + rte_io_set_bit(AXGBE_DOWN, &pdata->dev_state);
> + rte_io_set_bit(AXGBE_STOPPED, &pdata->dev_state);
> pdata->eth_dev = eth_dev;
>
> pci_dev = RTE_DEV_TO_PCI(eth_dev->device); diff --git
> a/drivers/net/axgbe/axgbe_mdio.c b/drivers/net/axgbe/axgbe_mdio.c index
> 2721e5c..4164564 100644
> --- a/drivers/net/axgbe/axgbe_mdio.c
> +++ b/drivers/net/axgbe/axgbe_mdio.c
> @@ -743,7 +743,7 @@ static int __axgbe_phy_config_aneg(struct
> axgbe_port *pdata) {
> int ret;
>
> - axgbe_set_bit(AXGBE_LINK_INIT, &pdata->dev_state);
> + rte_io_set_bit(AXGBE_LINK_INIT, &pdata->dev_state);
> pdata->link_check = rte_get_timer_cycles();
>
> ret = pdata->phy_if.phy_impl.an_config(pdata);
> @@ -807,9 +807,9 @@ static int axgbe_phy_config_aneg(struct axgbe_port
> *pdata)
>
> ret = __axgbe_phy_config_aneg(pdata);
> if (ret)
> - axgbe_set_bit(AXGBE_LINK_ERR, &pdata->dev_state);
> + rte_io_set_bit(AXGBE_LINK_ERR, &pdata->dev_state);
> else
> - axgbe_clear_bit(AXGBE_LINK_ERR, &pdata->dev_state);
> + rte_io_clear_bit(AXGBE_LINK_ERR, &pdata->dev_state);
>
> pthread_mutex_unlock(&pdata->an_mutex);
>
> @@ -880,7 +880,7 @@ static void axgbe_phy_status(struct axgbe_port
> *pdata)
> unsigned int link_aneg;
> int an_restart;
>
> - if (axgbe_test_bit(AXGBE_LINK_ERR, &pdata->dev_state)) {
> + if (rte_io_test_bit(AXGBE_LINK_ERR, &pdata->dev_state)) {
> pdata->phy.link = 0;
> goto adjust_link;
> }
> @@ -900,10 +900,10 @@ static void axgbe_phy_status(struct axgbe_port
> *pdata)
> return;
> }
> axgbe_phy_status_result(pdata);
> - if (axgbe_test_bit(AXGBE_LINK_INIT, &pdata->dev_state))
> - axgbe_clear_bit(AXGBE_LINK_INIT, &pdata-
> >dev_state);
> + if (rte_io_test_bit(AXGBE_LINK_INIT, &pdata->dev_state))
> + rte_io_clear_bit(AXGBE_LINK_INIT, &pdata-
> >dev_state);
> } else {
> - if (axgbe_test_bit(AXGBE_LINK_INIT, &pdata->dev_state)) {
> + if (rte_io_test_bit(AXGBE_LINK_INIT, &pdata->dev_state)) {
> axgbe_check_link_timeout(pdata);
>
> if (link_aneg)
> --
> 2.7.4
next prev parent reply other threads:[~2019-10-23 3:16 UTC|newest]
Thread overview: 141+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-15 7:49 [dpdk-dev] [PATCH v1 0/5] implement common rte bit operation APIs in PMDs Joyce Kong
2019-10-15 7:49 ` [dpdk-dev] [PATCH v1 1/5] lib/eal: implement the family of rte bit operation APIs Joyce Kong
2019-10-15 16:53 ` Stephen Hemminger
2019-10-18 9:00 ` Joyce Kong (Arm Technology China)
2019-10-16 7:54 ` Jerin Jacob
2019-10-18 9:02 ` Joyce Kong (Arm Technology China)
2019-10-23 3:12 ` Joyce Kong (Arm Technology China)
2019-10-16 19:05 ` Stephen Hemminger
2019-10-17 13:32 ` [dpdk-dev] [PATCH v1 1/5] lib/eal: implement the family of rte bitoperation APIs Morten Brørup
2019-10-18 8:58 ` Joyce Kong (Arm Technology China)
2019-10-23 3:07 ` Joyce Kong (Arm Technology China)
2019-10-23 7:45 ` Morten Brørup
2019-10-23 17:30 ` Honnappa Nagarahalli
2019-10-24 3:38 ` Gavin Hu (Arm Technology China)
2019-11-01 13:48 ` Honnappa Nagarahalli
2019-11-03 15:45 ` Gavin Hu (Arm Technology China)
2019-10-15 7:49 ` [dpdk-dev] [PATCH v1 2/5] net/axgbe: use common rte bit operation APIs instead Joyce Kong
2019-10-15 7:49 ` [dpdk-dev] [PATCH v1 3/5] net/bnx2x: " Joyce Kong
2019-10-15 7:50 ` [dpdk-dev] [PATCH v1 4/5] net/hinic: " Joyce Kong
2019-10-15 7:50 ` [dpdk-dev] [PATCH v1 5/5] net/qede: " Joyce Kong
2019-10-15 16:51 ` [dpdk-dev] [PATCH v1 0/5] implement common rte bit operation APIs in PMDs Stephen Hemminger
2019-10-18 9:01 ` Joyce Kong (Arm Technology China)
2019-10-23 2:54 ` [dpdk-dev] [PATCH v2 0/6] " Joyce Kong
2019-10-25 13:14 ` David Marchand
2019-10-29 16:42 ` Thomas Monjalon
2019-10-30 9:55 ` Gavin Hu (Arm Technology China)
2019-10-30 10:17 ` Thomas Monjalon
2019-10-30 12:32 ` Jerin Jacob
2019-10-30 13:02 ` Morten Brørup
2019-10-31 10:39 ` Gavin Hu (Arm Technology China)
2019-10-23 2:54 ` [dpdk-dev] [PATCH v2 1/6] lib/eal: implement the family of rte bit operation APIs Joyce Kong
2019-10-23 3:09 ` Honnappa Nagarahalli
2019-10-23 4:56 ` Jerin Jacob
2019-10-23 7:46 ` Morten Brørup
2019-10-23 2:54 ` [dpdk-dev] [PATCH v2 2/6] test/iobitops: add io bit operation test case Joyce Kong
2019-10-23 2:54 ` [dpdk-dev] [PATCH v2 3/6] net/axgbe: use common rte bit operation APIs instead Joyce Kong
2019-10-23 3:16 ` Honnappa Nagarahalli [this message]
2019-10-23 2:54 ` [dpdk-dev] [PATCH v2 4/6] net/bnx2x: " Joyce Kong
2019-10-23 2:54 ` [dpdk-dev] [PATCH v2 5/6] net/hinic: " Joyce Kong
2019-10-23 2:54 ` [dpdk-dev] [PATCH v2 6/6] net/qede: " Joyce Kong
2019-11-18 10:06 ` [dpdk-dev] [PATCH v3 0/6] implement common rte bit operation APIs in PMDs Joyce Kong
2019-11-18 10:06 ` [dpdk-dev] [PATCH v3 1/6] lib/eal: implement the family of rte bit operation APIs Joyce Kong
2019-11-18 10:52 ` [dpdk-dev] [PATCH v3 1/6] lib/eal: implement the family of rte bitoperation APIs Morten Brørup
2019-11-19 9:22 ` Joyce Kong (Arm Technology China)
2019-11-18 10:06 ` [dpdk-dev] [PATCH v3 2/6] test/bitops: add bit operation test case Joyce Kong
2019-11-18 10:06 ` [dpdk-dev] [PATCH v3 3/6] net/axgbe: use common rte bit operation APIs instead Joyce Kong
2019-11-18 10:06 ` [dpdk-dev] [PATCH v3 4/6] net/bnx2x: " Joyce Kong
2019-11-18 10:06 ` [dpdk-dev] [PATCH v3 5/6] net/qede: " Joyce Kong
2019-11-18 10:06 ` [dpdk-dev] [PATCH v3 6/6] net/hinic: " Joyce Kong
2019-11-20 10:12 ` [dpdk-dev] [PATCH v4 0/6] implement common rte bit operation APIs in PMDs Joyce Kong
2019-11-20 10:12 ` [dpdk-dev] [PATCH v4 1/6] lib/eal: implement the family of rte bit operation APIs Joyce Kong
2019-11-20 13:40 ` [dpdk-dev] [PATCH v4 1/6] lib/eal: implement the family of rte bitoperation APIs Morten Brørup
2019-11-20 10:12 ` [dpdk-dev] [PATCH v4 2/6] test/bitops: add bit operation test case Joyce Kong
2019-11-20 10:12 ` [dpdk-dev] [PATCH v4 3/6] net/axgbe: use common rte bit operation APIs instead Joyce Kong
2019-11-20 10:12 ` [dpdk-dev] [PATCH v4 4/6] net/bnx2x: " Joyce Kong
2019-11-20 10:12 ` [dpdk-dev] [PATCH v4 5/6] net/qede: " Joyce Kong
2019-11-20 10:12 ` [dpdk-dev] [PATCH v4 6/6] net/hinic: " Joyce Kong
2019-11-28 6:44 ` [dpdk-dev] [PATCH v5 0/6] implement common rte bit operation APIs in PMDs Joyce Kong
2019-11-28 6:44 ` [dpdk-dev] [PATCH v5 1/6] lib/eal: implement the family of rte bit operation APIs Joyce Kong
2019-11-28 6:44 ` [dpdk-dev] [PATCH v5 2/6] test/bitops: add bit operation test case Joyce Kong
2019-11-28 6:44 ` [dpdk-dev] [PATCH v5 3/6] net/axgbe: use common rte bit operation APIs instead Joyce Kong
2019-12-02 6:09 ` Gavin Hu (Arm Technology China)
2019-12-02 9:12 ` Thomas Monjalon
2019-12-02 9:24 ` [dpdk-dev] [PATCH v5 3/6] net/axgbe: use common rte bitoperation " Morten Brørup
2019-12-02 9:30 ` Thomas Monjalon
2019-12-02 16:53 ` Stephen Hemminger
2019-12-03 6:52 ` Gavin Hu (Arm Technology China)
2019-11-28 6:44 ` [dpdk-dev] [PATCH v5 4/6] net/bnx2x: use common rte bit operation " Joyce Kong
2019-11-28 6:44 ` [dpdk-dev] [PATCH v5 5/6] net/qede: " Joyce Kong
2019-11-28 6:44 ` [dpdk-dev] [PATCH v5 6/6] net/hinic: " Joyce Kong
2019-12-18 6:00 ` [dpdk-dev] [PATCH v6 0/6] implement common rte bit operation APIs in PMDs Joyce Kong
2019-12-18 6:55 ` Gavin Hu
2020-01-17 13:03 ` David Marchand
2019-12-18 6:00 ` [dpdk-dev] [PATCH v6 1/6] lib/eal: implement the family of rte bit operation APIs Joyce Kong
2019-12-20 6:52 ` Honnappa Nagarahalli
2019-12-21 16:07 ` Honnappa Nagarahalli
2019-12-21 18:07 ` Stephen Hemminger
2019-12-23 5:04 ` Honnappa Nagarahalli
2019-12-23 16:36 ` Stephen Hemminger
2019-12-30 3:02 ` Gavin Hu
2020-01-07 0:44 ` Honnappa Nagarahalli
2020-01-07 1:26 ` Stephen Hemminger
2020-01-07 4:41 ` Honnappa Nagarahalli
2020-01-07 0:41 ` Honnappa Nagarahalli
2019-12-21 18:08 ` Stephen Hemminger
2019-12-23 5:45 ` Honnappa Nagarahalli
2019-12-23 8:59 ` Jerin Jacob
2019-12-18 6:00 ` [dpdk-dev] [PATCH v6 2/6] test/bitops: add bit operation test case Joyce Kong
2019-12-18 6:00 ` [dpdk-dev] [PATCH v6 3/6] net/axgbe: use common rte bit operation APIs instead Joyce Kong
2019-12-18 6:00 ` [dpdk-dev] [PATCH v6 4/6] net/bnx2x: " Joyce Kong
2019-12-18 6:00 ` [dpdk-dev] [PATCH v6 5/6] net/qede: " Joyce Kong
2019-12-18 6:00 ` [dpdk-dev] [PATCH v6 6/6] net/hinic: " Joyce Kong
2020-03-09 9:54 ` [dpdk-dev] [PATCH v7 0/6] implement common rte bit operation APIs in PMDs Joyce Kong
2020-03-09 9:54 ` [dpdk-dev] [PATCH v7 1/6] lib/eal: implement the family of PMD bit operation APIs Joyce Kong
2020-03-09 15:50 ` Stephen Hemminger
2020-03-31 22:35 ` Thomas Monjalon
2020-04-01 8:27 ` Gavin Hu
2020-04-01 9:45 ` Thomas Monjalon
2020-04-02 7:20 ` Gavin Hu
2020-04-02 8:07 ` Thomas Monjalon
2020-04-02 8:11 ` Jerin Jacob
2020-04-02 9:02 ` Gavin Hu
2020-03-09 9:54 ` [dpdk-dev] [PATCH v7 2/6] test/pmdbitops: add PMD bit operation test case Joyce Kong
2020-03-09 9:54 ` [dpdk-dev] [PATCH v7 3/6] net/axgbe: use common rte bit operation APIs instead Joyce Kong
2020-03-09 9:54 ` [dpdk-dev] [PATCH v7 4/6] net/bnx2x: " Joyce Kong
2020-03-09 9:54 ` [dpdk-dev] [PATCH v7 5/6] net/qede: " Joyce Kong
2020-03-09 9:54 ` [dpdk-dev] [PATCH v7 6/6] net/hinic: " Joyce Kong
2020-04-16 5:38 ` [dpdk-dev] [PATCH v8 0/6] implement common bit operation APIs Joyce Kong
2020-04-16 5:38 ` [dpdk-dev] [PATCH v8 1/6] lib/eal: implement the family of " Joyce Kong
2020-04-16 18:55 ` [dpdk-dev] [PATCH v8 1/6] lib/eal: implement the family of commonbit " Morten Brørup
2020-04-17 8:18 ` Joyce Kong
2020-04-17 9:38 ` [dpdk-dev] [PATCH v8 1/6] lib/eal: implement the family of common bit " Jerin Jacob
2020-04-20 2:46 ` Joyce Kong
2020-04-16 5:38 ` [dpdk-dev] [PATCH v8 2/6] test/bitops: add bit operation test case Joyce Kong
2020-04-16 5:38 ` [dpdk-dev] [PATCH v8 3/6] net/axgbe: use common rte bit operation APIs instead Joyce Kong
2020-04-16 5:38 ` [dpdk-dev] [PATCH v8 4/6] net/bnx2x: " Joyce Kong
2020-04-16 5:38 ` [dpdk-dev] [PATCH v8 5/6] net/qede: " Joyce Kong
2020-04-16 5:38 ` [dpdk-dev] [PATCH v8 6/6] net/hinic: " Joyce Kong
2020-04-24 3:21 ` [dpdk-dev] [PATCH v9 0/6] implement common bit operation APIs Joyce Kong
2020-04-24 3:21 ` [dpdk-dev] [PATCH v9 1/6] lib/eal: implement the family of " Joyce Kong
2020-04-24 8:08 ` Thomas Monjalon
2020-04-26 2:07 ` Joyce Kong
2020-04-25 19:59 ` Thomas Monjalon
2020-04-26 7:18 ` Joyce Kong
2020-04-26 9:23 ` Thomas Monjalon
2020-04-24 3:21 ` [dpdk-dev] [PATCH v9 2/6] test/bitops: add bit operation test case Joyce Kong
2020-04-24 3:21 ` [dpdk-dev] [PATCH v9 3/6] net/axgbe: use common rte bit operation APIs instead Joyce Kong
2020-04-24 3:21 ` [dpdk-dev] [PATCH v9 4/6] net/bnx2x: " Joyce Kong
2020-04-24 3:21 ` [dpdk-dev] [PATCH v9 5/6] net/qede: " Joyce Kong
2020-04-24 3:21 ` [dpdk-dev] [PATCH v9 6/6] net/hinic: " Joyce Kong
2020-04-27 7:58 ` [dpdk-dev] [PATCH v10 0/6] implement common bit operation APIs Joyce Kong
2020-06-16 12:36 ` Thomas Monjalon
2020-04-27 7:58 ` [dpdk-dev] [PATCH v10 1/6] lib/eal: implement the family of " Joyce Kong
2020-04-27 7:58 ` [dpdk-dev] [PATCH v10 2/6] test/bitops: add bit operation test case Joyce Kong
2020-04-27 7:58 ` [dpdk-dev] [PATCH v10 3/6] net/axgbe: use common rte bit operation APIs instead Joyce Kong
2020-04-27 7:58 ` [dpdk-dev] [PATCH v10 4/6] net/bnx2x: " Joyce Kong
2024-02-17 12:01 ` Mattias Rönnblom
2024-02-17 14:25 ` Thomas Monjalon
2020-04-27 7:58 ` [dpdk-dev] [PATCH v10 5/6] net/qede: " Joyce Kong
2020-04-27 7:58 ` [dpdk-dev] [PATCH v10 6/6] net/hinic: " Joyce Kong
2020-06-16 12:31 ` Thomas Monjalon
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