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authorRaju Rangoju <Raju.Rangoju@amd.com>2021-12-20 19:24:28 +0530
committerJakub Kicinski <kuba@kernel.org>2021-12-20 18:42:40 -0800
commit6f60ecf233f9a8c6b75c08f4133865dbe0f1fdab (patch)
tree48f69eb6b42cd1ad63dd0e3d6696cfc2c2586a81
parent2d4a0b79dc6194048f7aa49c38d827cd5b7db6f1 (diff)
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>
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-pci.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
index 0f930b17980e..efdcf484a510 100644
--- 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,