[dpdk-dev] [PATCH v7 3/6] net/axgbe: use common rte bit operation APIs instead
Joyce Kong
joyce.kong at arm.com
Mon Mar 9 10:54:07 CET 2020
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 at arm.com>
Reviewed-by: Gavin Hu <gavin.hu at arm.com>
---
drivers/net/axgbe/axgbe_common.h | 29 +----------------------------
drivers/net/axgbe/axgbe_ethdev.c | 14 +++++++-------
drivers/net/axgbe/axgbe_ethdev.h | 2 +-
drivers/net/axgbe/axgbe_mdio.c | 15 ++++++++-------
4 files changed, 17 insertions(+), 43 deletions(-)
diff --git a/drivers/net/axgbe/axgbe_common.h b/drivers/net/axgbe/axgbe_common.h
index fdb037dd5..a4a685181 100644
--- a/drivers/net/axgbe/axgbe_common.h
+++ b/drivers/net/axgbe/axgbe_common.h
@@ -38,6 +38,7 @@
#include <rte_common.h>
#include <rte_cycles.h>
#include <rte_io.h>
+#include <rte_pmd_bitops.h>
#define BIT(nr) (1 << (nr))
#ifndef ARRAY_SIZE
@@ -1677,34 +1678,6 @@ 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;
-}
-
-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 d0b6f091f..fe1f92843 100644
--- a/drivers/net/axgbe/axgbe_ethdev.c
+++ b/drivers/net/axgbe/axgbe_ethdev.c
@@ -277,8 +277,8 @@ 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_clear_bit32_relaxed(AXGBE_STOPPED, &pdata->dev_state);
+ rte_clear_bit32_relaxed(AXGBE_DOWN, &pdata->dev_state);
return 0;
}
@@ -292,17 +292,17 @@ 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_get_bit32_relaxed(AXGBE_STOPPED, &pdata->dev_state))
return;
- axgbe_set_bit(AXGBE_STOPPED, &pdata->dev_state);
+ rte_set_bit32_relaxed(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_set_bit32_relaxed(AXGBE_DOWN, &pdata->dev_state);
}
/* Clear all resources like TX/RX queues. */
@@ -1031,8 +1031,8 @@ 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_set_bit32_relaxed(AXGBE_DOWN, &pdata->dev_state);
+ rte_set_bit32_relaxed(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_ethdev.h b/drivers/net/axgbe/axgbe_ethdev.h
index a1083b17b..259221964 100644
--- a/drivers/net/axgbe/axgbe_ethdev.h
+++ b/drivers/net/axgbe/axgbe_ethdev.h
@@ -511,7 +511,7 @@ struct axgbe_port {
unsigned int xpcs_window_mask;
/* Flags representing axgbe_state */
- unsigned long dev_state;
+ uint32_t dev_state;
struct axgbe_hw_if hw_if;
struct axgbe_phy_if phy_if;
diff --git a/drivers/net/axgbe/axgbe_mdio.c b/drivers/net/axgbe/axgbe_mdio.c
index 4b280b72d..2bb7f5263 100644
--- a/drivers/net/axgbe/axgbe_mdio.c
+++ b/drivers/net/axgbe/axgbe_mdio.c
@@ -875,7 +875,7 @@ static int __axgbe_phy_config_aneg(struct axgbe_port *pdata)
{
int ret;
- axgbe_set_bit(AXGBE_LINK_INIT, &pdata->dev_state);
+ rte_set_bit32_relaxed(AXGBE_LINK_INIT, &pdata->dev_state);
pdata->link_check = rte_get_timer_cycles();
ret = pdata->phy_if.phy_impl.an_config(pdata);
@@ -937,9 +937,9 @@ 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_set_bit32_relaxed(AXGBE_LINK_ERR, &pdata->dev_state);
else
- axgbe_clear_bit(AXGBE_LINK_ERR, &pdata->dev_state);
+ rte_clear_bit32_relaxed(AXGBE_LINK_ERR, &pdata->dev_state);
pthread_mutex_unlock(&pdata->an_mutex);
@@ -1026,7 +1026,7 @@ static void axgbe_phy_status(struct axgbe_port *pdata)
unsigned int reg = 0;
unsigned long autoneg_start_time;
- if (axgbe_test_bit(AXGBE_LINK_ERR, &pdata->dev_state)) {
+ if (rte_get_bit32_relaxed(AXGBE_LINK_ERR, &pdata->dev_state)) {
pdata->phy.link = 0;
goto adjust_link;
}
@@ -1070,10 +1070,11 @@ static void axgbe_phy_status(struct axgbe_port *pdata)
}
}
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_get_bit32_relaxed(AXGBE_LINK_INIT, &pdata->dev_state))
+ rte_clear_bit32_relaxed(AXGBE_LINK_INIT,
+ &pdata->dev_state);
} else {
- if (axgbe_test_bit(AXGBE_LINK_INIT, &pdata->dev_state)) {
+ if (rte_get_bit32_relaxed(AXGBE_LINK_INIT, &pdata->dev_state)) {
axgbe_check_link_timeout(pdata);
if (link_aneg)
--
2.17.1
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