diff mbox series

[net-next,v2,3/3] net: amd-xgbe: Disable the CDR workaround path for Yellow Carp Devices

Message ID 20211220135428.1123575-4-rrangoju@amd.com (mailing list archive)
State Accepted
Commit 6f60ecf233f9a8c6b75c08f4133865dbe0f1fdab
Delegated to: Netdev Maintainers
Headers show
Series net: amd-xgbe: Add support for Yellow Carp Ethernet device | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers success CCed 4 of 4 maintainers
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 25 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Raju Rangoju Dec. 20, 2021, 1:54 p.m. UTC 
From: Raju Rangoju <Raju.Rangoju@amd.com>

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>

---
changelog:
v1->v2:
 - Add a blank line before the comment
---
 drivers/net/ethernet/amd/xgbe/xgbe-pci.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
diff mbox series

Patch

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,