[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20241001201702.3252954-11-anthony.l.nguyen@intel.com>
Date: Tue, 1 Oct 2024 13:16:57 -0700
From: Tony Nguyen <anthony.l.nguyen@...el.com>
To: davem@...emloft.net,
kuba@...nel.org,
pabeni@...hat.com,
edumazet@...gle.com,
netdev@...r.kernel.org
Cc: Sergey Temerkhanov <sergey.temerkhanov@...el.com>,
anthony.l.nguyen@...el.com,
richardcochran@...il.com,
Simon Horman <horms@...nel.org>,
Pucha Himasekhar Reddy <himasekharx.reddy.pucha@...el.com>
Subject: [PATCH net-next 10/12] ice: Initial support for E825C hardware in ice_adapter
From: Sergey Temerkhanov <sergey.temerkhanov@...el.com>
Address E825C devices by PCI ID since dual IP core configurations
need 1 ice_adapter for both devices.
Signed-off-by: Sergey Temerkhanov <sergey.temerkhanov@...el.com>
Reviewed-by: Simon Horman <horms@...nel.org>
Tested-by: Pucha Himasekhar Reddy <himasekharx.reddy.pucha@...el.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@...el.com>
---
drivers/net/ethernet/intel/ice/ice_adapter.c | 16 +++++++++++++---
1 file changed, 13 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/intel/ice/ice_adapter.c b/drivers/net/ethernet/intel/ice/ice_adapter.c
index ad84d8ad49a6..903d0bc9e3e5 100644
--- a/drivers/net/ethernet/intel/ice/ice_adapter.c
+++ b/drivers/net/ethernet/intel/ice/ice_adapter.c
@@ -9,12 +9,14 @@
#include <linux/spinlock.h>
#include <linux/xarray.h>
#include "ice_adapter.h"
+#include "ice.h"
static DEFINE_XARRAY(ice_adapters);
static DEFINE_MUTEX(ice_adapters_mutex);
/* PCI bus number is 8 bits. Slot is 5 bits. Domain can have the rest. */
#define INDEX_FIELD_DOMAIN GENMASK(BITS_PER_LONG - 1, 13)
+#define INDEX_FIELD_DEV GENMASK(31, 16)
#define INDEX_FIELD_BUS GENMASK(12, 5)
#define INDEX_FIELD_SLOT GENMASK(4, 0)
@@ -24,9 +26,17 @@ static unsigned long ice_adapter_index(const struct pci_dev *pdev)
WARN_ON(domain > FIELD_MAX(INDEX_FIELD_DOMAIN));
- return FIELD_PREP(INDEX_FIELD_DOMAIN, domain) |
- FIELD_PREP(INDEX_FIELD_BUS, pdev->bus->number) |
- FIELD_PREP(INDEX_FIELD_SLOT, PCI_SLOT(pdev->devfn));
+ switch (pdev->device) {
+ case ICE_DEV_ID_E825C_BACKPLANE:
+ case ICE_DEV_ID_E825C_QSFP:
+ case ICE_DEV_ID_E825C_SFP:
+ case ICE_DEV_ID_E825C_SGMII:
+ return FIELD_PREP(INDEX_FIELD_DEV, pdev->device);
+ default:
+ return FIELD_PREP(INDEX_FIELD_DOMAIN, domain) |
+ FIELD_PREP(INDEX_FIELD_BUS, pdev->bus->number) |
+ FIELD_PREP(INDEX_FIELD_SLOT, PCI_SLOT(pdev->devfn));
+ }
}
static struct ice_adapter *ice_adapter_new(void)
--
2.42.0
Powered by blists - more mailing lists