From: Raju Rangoju Date: Mon, 20 Dec 2021 13:54:26 +0000 (+0530) Subject: net: amd-xgbe: Add Support for Yellow Carp Ethernet device X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=dbb6c58b5a61d0c26a3da65ebb728727c305c3a1;p=linux.git net: amd-xgbe: Add Support for Yellow Carp Ethernet device Yellow Carp Ethernet devices use the existing PCI ID but the window settings for the indirect PCS access have been altered. Add the check for Yellow Carp Ethernet devices to use the new register values. Co-developed-by: Shyam Sundar S K Signed-off-by: Shyam Sundar S K Signed-off-by: Raju Rangoju Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-common.h b/drivers/net/ethernet/amd/xgbe/xgbe-common.h index 533b8519ec352..0075939121d12 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-common.h +++ b/drivers/net/ethernet/amd/xgbe/xgbe-common.h @@ -898,6 +898,8 @@ #define PCS_V2_WINDOW_SELECT 0x9064 #define PCS_V2_RV_WINDOW_DEF 0x1060 #define PCS_V2_RV_WINDOW_SELECT 0x1064 +#define PCS_V2_YC_WINDOW_DEF 0x18060 +#define PCS_V2_YC_WINDOW_SELECT 0x18064 /* PCS register entry bit positions and sizes */ #define PCS_V2_WINDOW_DEF_OFFSET_INDEX 6 diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c index 90cb55eb54665..0f930b17980ee 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c @@ -278,6 +278,10 @@ static int xgbe_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) (rdev->vendor == PCI_VENDOR_ID_AMD) && (rdev->device == 0x15d0)) { pdata->xpcs_window_def_reg = PCS_V2_RV_WINDOW_DEF; pdata->xpcs_window_sel_reg = PCS_V2_RV_WINDOW_SELECT; + } else if (rdev && (rdev->vendor == PCI_VENDOR_ID_AMD) && + (rdev->device == 0x14b5)) { + pdata->xpcs_window_def_reg = PCS_V2_YC_WINDOW_DEF; + pdata->xpcs_window_sel_reg = PCS_V2_YC_WINDOW_SELECT; } else { pdata->xpcs_window_def_reg = PCS_V2_WINDOW_DEF; pdata->xpcs_window_sel_reg = PCS_V2_WINDOW_SELECT;