net: amd-xgbe: Disable the CDR workaround path for Yellow Carp Devices

Yellow Carp Ethernet devices do not require
Autonegotiation CDR workaround, hence disable the same.

Co-developed-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
Signed-off-by: Raju Rangoju <Raju.Rangoju@amd.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
index 0f930b17980eee77fd67c5ed6d8c32cd61bc2b06..efdcf484a510f139dbd2d8ce5a9f171aef2ad076 100644 (file)
--- a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
@@ -282,6 +282,9 @@ static int xgbe_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
                   (rdev->device == 0x14b5)) {
                pdata->xpcs_window_def_reg = PCS_V2_YC_WINDOW_DEF;
                pdata->xpcs_window_sel_reg = PCS_V2_YC_WINDOW_SELECT;
+
+               /* Yellow Carp devices do not need cdr workaround */
+               pdata->vdata->an_cdr_workaround = 0;
        } else {
                pdata->xpcs_window_def_reg = PCS_V2_WINDOW_DEF;
                pdata->xpcs_window_sel_reg = PCS_V2_WINDOW_SELECT;
@@ -464,7 +467,7 @@ static int __maybe_unused xgbe_pci_resume(struct device *dev)
        return ret;
 }
 
-static const struct xgbe_version_data xgbe_v2a = {
+static struct xgbe_version_data xgbe_v2a = {
        .init_function_ptrs_phy_impl    = xgbe_init_function_ptrs_phy_v2,
        .xpcs_access                    = XGBE_XPCS_ACCESS_V2,
        .mmc_64bit                      = 1,
@@ -479,7 +482,7 @@ static const struct xgbe_version_data xgbe_v2a = {
        .an_cdr_workaround              = 1,
 };
 
-static const struct xgbe_version_data xgbe_v2b = {
+static struct xgbe_version_data xgbe_v2b = {
        .init_function_ptrs_phy_impl    = xgbe_init_function_ptrs_phy_v2,
        .xpcs_access                    = XGBE_XPCS_ACCESS_V2,
        .mmc_64bit                      = 1,