* [dpdk-dev] [PATCH] net/i40e: fix link speed issue for X722
@ 2019-04-30 6:56 Beilei Xing
2019-04-30 6:56 ` Beilei Xing
2019-05-01 1:03 ` Zhang, Qi Z
0 siblings, 2 replies; 4+ messages in thread
From: Beilei Xing @ 2019-04-30 6:56 UTC (permalink / raw)
To: qi.z.zhang; +Cc: dev, stable
If disable LSC when launching testpmd with X722, shown
link speed is 20G but not 10G. It's caused by wrongly
parsed link speed.
Correct it according to X722 datasheet.
Fixes: eef2daf2e199 ("net/i40e: fix link update no wait")
Cc: stable@dpdk.org
Signed-off-by: Beilei Xing <beilei.xing@intel.com>
---
drivers/net/i40e/i40e_ethdev.c | 45 +++++++++++++++++++++++++-----------------
1 file changed, 27 insertions(+), 18 deletions(-)
diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index f6fc005..38d926b 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -2670,11 +2670,11 @@ update_link_reg(struct i40e_hw *hw, struct rte_eth_link *link)
#define I40E_PRTMAC_MACC 0x001E24E0
#define I40E_REG_MACC_25GB 0x00020000
#define I40E_REG_SPEED_MASK 0x38000000
-#define I40E_REG_SPEED_100MB 0x00000000
-#define I40E_REG_SPEED_1GB 0x08000000
-#define I40E_REG_SPEED_10GB 0x10000000
-#define I40E_REG_SPEED_20GB 0x20000000
-#define I40E_REG_SPEED_25_40GB 0x18000000
+#define I40E_REG_SPEED_0 0x00000000
+#define I40E_REG_SPEED_1 0x08000000
+#define I40E_REG_SPEED_2 0x10000000
+#define I40E_REG_SPEED_3 0x18000000
+#define I40E_REG_SPEED_4 0x20000000
uint32_t link_speed;
uint32_t reg_val;
@@ -2688,26 +2688,35 @@ update_link_reg(struct i40e_hw *hw, struct rte_eth_link *link)
/* Parse the link status */
switch (link_speed) {
- case I40E_REG_SPEED_100MB:
+ case I40E_REG_SPEED_0:
link->link_speed = ETH_SPEED_NUM_100M;
break;
- case I40E_REG_SPEED_1GB:
+ case I40E_REG_SPEED_1:
link->link_speed = ETH_SPEED_NUM_1G;
break;
- case I40E_REG_SPEED_10GB:
- link->link_speed = ETH_SPEED_NUM_10G;
- break;
- case I40E_REG_SPEED_20GB:
- link->link_speed = ETH_SPEED_NUM_20G;
+ case I40E_REG_SPEED_2:
+ if (hw->mac.type == I40E_MAC_X722)
+ link->link_speed = ETH_SPEED_NUM_2_5G;
+ else
+ link->link_speed = ETH_SPEED_NUM_10G;
break;
- case I40E_REG_SPEED_25_40GB:
- reg_val = I40E_READ_REG(hw, I40E_PRTMAC_MACC);
+ case I40E_REG_SPEED_3:
+ if (hw->mac.type == I40E_MAC_X722) {
+ link->link_speed = ETH_SPEED_NUM_5G;
+ } else {
+ reg_val = I40E_READ_REG(hw, I40E_PRTMAC_MACC);
- if (reg_val & I40E_REG_MACC_25GB)
- link->link_speed = ETH_SPEED_NUM_25G;
+ if (reg_val & I40E_REG_MACC_25GB)
+ link->link_speed = ETH_SPEED_NUM_25G;
+ else
+ link->link_speed = ETH_SPEED_NUM_40G;
+ }
+ break;
+ case I40E_REG_SPEED_4:
+ if (hw->mac.type == I40E_MAC_X722)
+ link->link_speed = ETH_SPEED_NUM_10G;
else
- link->link_speed = ETH_SPEED_NUM_40G;
-
+ link->link_speed = ETH_SPEED_NUM_20G;
break;
default:
PMD_DRV_LOG(ERR, "Unknown link speed info %u", link_speed);
--
2.5.5
^ permalink raw reply [flat|nested] 4+ messages in thread* [dpdk-dev] [PATCH] net/i40e: fix link speed issue for X722
2019-04-30 6:56 [dpdk-dev] [PATCH] net/i40e: fix link speed issue for X722 Beilei Xing
@ 2019-04-30 6:56 ` Beilei Xing
2019-05-01 1:03 ` Zhang, Qi Z
1 sibling, 0 replies; 4+ messages in thread
From: Beilei Xing @ 2019-04-30 6:56 UTC (permalink / raw)
To: qi.z.zhang; +Cc: dev, stable
If disable LSC when launching testpmd with X722, shown
link speed is 20G but not 10G. It's caused by wrongly
parsed link speed.
Correct it according to X722 datasheet.
Fixes: eef2daf2e199 ("net/i40e: fix link update no wait")
Cc: stable@dpdk.org
Signed-off-by: Beilei Xing <beilei.xing@intel.com>
---
drivers/net/i40e/i40e_ethdev.c | 45 +++++++++++++++++++++++++-----------------
1 file changed, 27 insertions(+), 18 deletions(-)
diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index f6fc005..38d926b 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -2670,11 +2670,11 @@ update_link_reg(struct i40e_hw *hw, struct rte_eth_link *link)
#define I40E_PRTMAC_MACC 0x001E24E0
#define I40E_REG_MACC_25GB 0x00020000
#define I40E_REG_SPEED_MASK 0x38000000
-#define I40E_REG_SPEED_100MB 0x00000000
-#define I40E_REG_SPEED_1GB 0x08000000
-#define I40E_REG_SPEED_10GB 0x10000000
-#define I40E_REG_SPEED_20GB 0x20000000
-#define I40E_REG_SPEED_25_40GB 0x18000000
+#define I40E_REG_SPEED_0 0x00000000
+#define I40E_REG_SPEED_1 0x08000000
+#define I40E_REG_SPEED_2 0x10000000
+#define I40E_REG_SPEED_3 0x18000000
+#define I40E_REG_SPEED_4 0x20000000
uint32_t link_speed;
uint32_t reg_val;
@@ -2688,26 +2688,35 @@ update_link_reg(struct i40e_hw *hw, struct rte_eth_link *link)
/* Parse the link status */
switch (link_speed) {
- case I40E_REG_SPEED_100MB:
+ case I40E_REG_SPEED_0:
link->link_speed = ETH_SPEED_NUM_100M;
break;
- case I40E_REG_SPEED_1GB:
+ case I40E_REG_SPEED_1:
link->link_speed = ETH_SPEED_NUM_1G;
break;
- case I40E_REG_SPEED_10GB:
- link->link_speed = ETH_SPEED_NUM_10G;
- break;
- case I40E_REG_SPEED_20GB:
- link->link_speed = ETH_SPEED_NUM_20G;
+ case I40E_REG_SPEED_2:
+ if (hw->mac.type == I40E_MAC_X722)
+ link->link_speed = ETH_SPEED_NUM_2_5G;
+ else
+ link->link_speed = ETH_SPEED_NUM_10G;
break;
- case I40E_REG_SPEED_25_40GB:
- reg_val = I40E_READ_REG(hw, I40E_PRTMAC_MACC);
+ case I40E_REG_SPEED_3:
+ if (hw->mac.type == I40E_MAC_X722) {
+ link->link_speed = ETH_SPEED_NUM_5G;
+ } else {
+ reg_val = I40E_READ_REG(hw, I40E_PRTMAC_MACC);
- if (reg_val & I40E_REG_MACC_25GB)
- link->link_speed = ETH_SPEED_NUM_25G;
+ if (reg_val & I40E_REG_MACC_25GB)
+ link->link_speed = ETH_SPEED_NUM_25G;
+ else
+ link->link_speed = ETH_SPEED_NUM_40G;
+ }
+ break;
+ case I40E_REG_SPEED_4:
+ if (hw->mac.type == I40E_MAC_X722)
+ link->link_speed = ETH_SPEED_NUM_10G;
else
- link->link_speed = ETH_SPEED_NUM_40G;
-
+ link->link_speed = ETH_SPEED_NUM_20G;
break;
default:
PMD_DRV_LOG(ERR, "Unknown link speed info %u", link_speed);
--
2.5.5
^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [dpdk-dev] [PATCH] net/i40e: fix link speed issue for X722
2019-04-30 6:56 [dpdk-dev] [PATCH] net/i40e: fix link speed issue for X722 Beilei Xing
2019-04-30 6:56 ` Beilei Xing
@ 2019-05-01 1:03 ` Zhang, Qi Z
2019-05-01 1:03 ` Zhang, Qi Z
1 sibling, 1 reply; 4+ messages in thread
From: Zhang, Qi Z @ 2019-05-01 1:03 UTC (permalink / raw)
To: Xing, Beilei; +Cc: dev, stable
> -----Original Message-----
> From: Xing, Beilei
> Sent: Tuesday, April 30, 2019 2:57 PM
> To: Zhang, Qi Z <qi.z.zhang@intel.com>
> Cc: dev@dpdk.org; stable@dpdk.org
> Subject: [PATCH] net/i40e: fix link speed issue for X722
>
> If disable LSC when launching testpmd with X722, shown link speed is 20G but
> not 10G. It's caused by wrongly parsed link speed.
> Correct it according to X722 datasheet.
>
> Fixes: eef2daf2e199 ("net/i40e: fix link update no wait")
> Cc: stable@dpdk.org
>
> Signed-off-by: Beilei Xing <beilei.xing@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
Applied to dpdk-next-net-intel.
Thanks
Qi
^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [dpdk-dev] [PATCH] net/i40e: fix link speed issue for X722
2019-05-01 1:03 ` Zhang, Qi Z
@ 2019-05-01 1:03 ` Zhang, Qi Z
0 siblings, 0 replies; 4+ messages in thread
From: Zhang, Qi Z @ 2019-05-01 1:03 UTC (permalink / raw)
To: Xing, Beilei; +Cc: dev, stable
> -----Original Message-----
> From: Xing, Beilei
> Sent: Tuesday, April 30, 2019 2:57 PM
> To: Zhang, Qi Z <qi.z.zhang@intel.com>
> Cc: dev@dpdk.org; stable@dpdk.org
> Subject: [PATCH] net/i40e: fix link speed issue for X722
>
> If disable LSC when launching testpmd with X722, shown link speed is 20G but
> not 10G. It's caused by wrongly parsed link speed.
> Correct it according to X722 datasheet.
>
> Fixes: eef2daf2e199 ("net/i40e: fix link update no wait")
> Cc: stable@dpdk.org
>
> Signed-off-by: Beilei Xing <beilei.xing@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
Applied to dpdk-next-net-intel.
Thanks
Qi
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2019-05-01 1:03 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2019-04-30 6:56 [dpdk-dev] [PATCH] net/i40e: fix link speed issue for X722 Beilei Xing
2019-04-30 6:56 ` Beilei Xing
2019-05-01 1:03 ` Zhang, Qi Z
2019-05-01 1:03 ` Zhang, Qi Z
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