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authorSergey Temerkhanov <sergey.temerkhanov@intel.com>2024-08-21 15:09:55 +0200
committerTony Nguyen <anthony.l.nguyen@intel.com>2024-10-01 11:11:38 -0700
commitfdb7f54700b1c88e734323a62fea986d9ce5a9c6 (patch)
tree39bd7ec21ee034103827b1a5bc723082028f58c0 /drivers/net/ethernet/intel/ice/ice_adapter.c
parent97ed20a01f5b96e8738b53f56ae84b06953a2853 (diff)
ice: Initial support for E825C hardware in ice_adapter
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@intel.com> Reviewed-by: Simon Horman <horms@kernel.org> Tested-by: Pucha Himasekhar Reddy <himasekharx.reddy.pucha@intel.com> (A Contingent worker at Intel) Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_adapter.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_adapter.c16
1 files 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)