[PATCH] net/axgbe:Add support for V4000 Kracken2e

[Vinay Govindaiah]

Add device ID's for Kracken2e to enable
driver to support this device.

Signed-off-by: Vinay Govindaiah <vinay.govindaiah at amd.com>
---
 drivers/net/axgbe/axgbe_common.h |  2 ++
 drivers/net/axgbe/axgbe_ethdev.c | 16 ++++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/drivers/net/axgbe/axgbe_common.h b/drivers/net/axgbe/axgbe_common.h
index 93e6c177b6..6e4e23027d 100644
--- a/drivers/net/axgbe/axgbe_common.h
+++ b/drivers/net/axgbe/axgbe_common.h
@@ -905,6 +905,8 @@
 #define PCS_V2_RV_WINDOW_SELECT		0x1064
 #define PCS_V2_YC_WINDOW_DEF		0x18060
 #define PCS_V2_YC_WINDOW_SELECT		0x18064
+#define PCS_KR_WINDOW_SELECT            0x8080
+#define PCS_KR_WINDOW_DEF               0x8060
 
 /* PCS register entry bit positions and sizes */
 #define PCS_V2_WINDOW_DEF_OFFSET_INDEX	6
diff --git a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c
index cf3b0d9ef5..aa7d332b44 100644
--- a/drivers/net/axgbe/axgbe_ethdev.c
+++ b/drivers/net/axgbe/axgbe_ethdev.c
@@ -185,6 +185,7 @@ static const struct axgbe_xstats axgbe_xstats_strings[] = {
 
 #define	Fam17h	0x17
 #define	Fam19h	0x19
+#define	Fam1Ah	0x1A
 
 #define	CPUID_VENDOR_AuthenticAMD_ebx	0x68747541
 #define	CPUID_VENDOR_AuthenticAMD_ecx	0x444d4163
@@ -2291,6 +2292,21 @@ eth_axgbe_dev_init(struct rte_eth_dev *eth_dev)
 			unknown_cpu = 1;
 		}
 		break;
+		case Fam1Ah:
+		/* V4000 (krackan2e) */
+		if (cpu_model == 0x68) {
+			pdata->xpcs_window_def_reg = PCS_KR_WINDOW_DEF;
+			pdata->xpcs_window_sel_reg = PCS_KR_WINDOW_SELECT;
+
+			/* V4000-Krkan2e devices do not need cdr workaround */
+			pdata->vdata->an_cdr_workaround = 0;
+
+			/* V4000-Krkan2e devices do not need rrc */
+			pdata->vdata->enable_rrc = 0;
+		} else {
+			unknown_cpu = 1;
+		}
+		break;
 		default:
 			unknown_cpu = 1;
 			break;
-- 
2.34.1