From b22da3d8526a935aa31e086e63f60ff3246cb61c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 07:24:11 +0000
Subject: [PATCH] add stmac read mac form eeprom
---
kernel/drivers/net/ethernet/cavium/liquidio/octeon_device.c | 32 +++++++++++---------------------
1 files changed, 11 insertions(+), 21 deletions(-)
diff --git a/kernel/drivers/net/ethernet/cavium/liquidio/octeon_device.c b/kernel/drivers/net/ethernet/cavium/liquidio/octeon_device.c
index d0ed6c4..387a57c 100644
--- a/kernel/drivers/net/ethernet/cavium/liquidio/octeon_device.c
+++ b/kernel/drivers/net/ethernet/cavium/liquidio/octeon_device.c
@@ -1044,8 +1044,7 @@
dispatch = &oct->dispatch.dlist[i].list;
while (dispatch->next != dispatch) {
temp = dispatch->next;
- list_del(temp);
- list_add_tail(temp, &freelist);
+ list_move_tail(temp, &freelist);
}
oct->dispatch.dlist[i].opcode = 0;
@@ -1057,7 +1056,7 @@
list_for_each_safe(temp, tmp2, &freelist) {
list_del(temp);
- vfree(temp);
+ kfree(temp);
}
}
@@ -1153,13 +1152,10 @@
dev_dbg(&oct->pci_dev->dev,
"Adding opcode to dispatch list linked list\n");
- dispatch = (struct octeon_dispatch *)
- vmalloc(sizeof(struct octeon_dispatch));
- if (!dispatch) {
- dev_err(&oct->pci_dev->dev,
- "No memory to add dispatch function\n");
+ dispatch = kmalloc(sizeof(*dispatch), GFP_KERNEL);
+ if (!dispatch)
return 1;
- }
+
dispatch->opcode = combined_opcode;
dispatch->dispatch_fn = fn;
dispatch->arg = fn_arg;
@@ -1311,7 +1307,7 @@
/* scratch register address is same in all the OCT-II and CN70XX models */
#define CNXX_SLI_SCRATCH1 0x3C0
-/** Get the octeon device pointer.
+/* Get the octeon device pointer.
* @param octeon_id - The id for which the octeon device pointer is required.
* @return Success: Octeon device pointer.
* @return Failure: NULL.
@@ -1328,7 +1324,7 @@
{
u64 val64;
unsigned long flags;
- u32 val32, addrhi;
+ u32 addrhi;
spin_lock_irqsave(&oct->pci_win_lock, flags);
@@ -1343,10 +1339,10 @@
writel(addrhi, oct->reg_list.pci_win_rd_addr_hi);
/* Read back to preserve ordering of writes */
- val32 = readl(oct->reg_list.pci_win_rd_addr_hi);
+ readl(oct->reg_list.pci_win_rd_addr_hi);
writel(addr & 0xffffffff, oct->reg_list.pci_win_rd_addr_lo);
- val32 = readl(oct->reg_list.pci_win_rd_addr_lo);
+ readl(oct->reg_list.pci_win_rd_addr_lo);
val64 = readq(oct->reg_list.pci_win_rd_data);
@@ -1359,7 +1355,6 @@
u64 val,
u64 addr)
{
- u32 val32;
unsigned long flags;
spin_lock_irqsave(&oct->pci_win_lock, flags);
@@ -1369,7 +1364,7 @@
/* The write happens when the LSB is written. So write MSB first. */
writel(val >> 32, oct->reg_list.pci_win_wr_data_hi);
/* Read the MSB to ensure ordering of writes. */
- val32 = readl(oct->reg_list.pci_win_wr_data_hi);
+ readl(oct->reg_list.pci_win_wr_data_hi);
writel(val & 0xffffffff, oct->reg_list.pci_win_wr_data_lo);
@@ -1415,7 +1410,7 @@
return ret;
}
-/** Get the octeon id assigned to the octeon device passed as argument.
+/* Get the octeon id assigned to the octeon device passed as argument.
* This function is exported to other modules.
* @param dev - octeon device pointer passed as a void *.
* @return octeon device id
@@ -1440,12 +1435,8 @@
/* the whole thing needs to be atomic, ideally */
if (droq) {
pkts_pend = (u32)atomic_read(&droq->pkts_pending);
- spin_lock_bh(&droq->lock);
writel(droq->pkt_count - pkts_pend, droq->pkts_sent_reg);
droq->pkt_count = pkts_pend;
- /* this write needs to be flushed before we release the lock */
- mmiowb();
- spin_unlock_bh(&droq->lock);
oct = droq->oct_dev;
}
if (iq) {
@@ -1454,7 +1445,6 @@
iq->pkt_in_done -= iq->pkts_processed;
iq->pkts_processed = 0;
/* this write needs to be flushed before we release the lock */
- mmiowb();
spin_unlock_bh(&iq->lock);
oct = iq->oct_dev;
}
--
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