From 50a212ec906f7524620675f0c57357691c26c81f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 16 Oct 2024 01:20:19 +0000
Subject: [PATCH] 修改GPIO导出默认初始值
---
kernel/drivers/atm/idt77252.c | 38 +++++++++++++++++++++++++-------------
1 files changed, 25 insertions(+), 13 deletions(-)
diff --git a/kernel/drivers/atm/idt77252.c b/kernel/drivers/atm/idt77252.c
index 3e00ab8..a217b50 100644
--- a/kernel/drivers/atm/idt77252.c
+++ b/kernel/drivers/atm/idt77252.c
@@ -641,8 +641,8 @@
scq = kzalloc(sizeof(struct scq_info), GFP_KERNEL);
if (!scq)
return NULL;
- scq->base = dma_zalloc_coherent(&card->pcidev->dev, SCQ_SIZE,
- &scq->paddr, GFP_KERNEL);
+ scq->base = dma_alloc_coherent(&card->pcidev->dev, SCQ_SIZE,
+ &scq->paddr, GFP_KERNEL);
if (scq->base == NULL) {
kfree(scq);
return NULL;
@@ -835,6 +835,7 @@
unsigned long flags;
int error;
int aal;
+ u32 word4;
if (skb->len == 0) {
printk("%s: invalid skb->len (%d)\n", card->name, skb->len);
@@ -846,6 +847,8 @@
tbd = &IDT77252_PRV_TBD(skb);
vcc = ATM_SKB(skb)->vcc;
+ word4 = (skb->data[0] << 24) | (skb->data[1] << 16) |
+ (skb->data[2] << 8) | (skb->data[3] << 0);
IDT77252_PRV_PADDR(skb) = dma_map_single(&card->pcidev->dev, skb->data,
skb->len, DMA_TO_DEVICE);
@@ -859,8 +862,7 @@
tbd->word_1 = SAR_TBD_OAM | ATM_CELL_PAYLOAD | SAR_TBD_EPDU;
tbd->word_2 = IDT77252_PRV_PADDR(skb) + 4;
tbd->word_3 = 0x00000000;
- tbd->word_4 = (skb->data[0] << 24) | (skb->data[1] << 16) |
- (skb->data[2] << 8) | (skb->data[3] << 0);
+ tbd->word_4 = word4;
if (test_bit(VCF_RSV, &vc->flags))
vc = card->vcs[0];
@@ -890,8 +892,7 @@
tbd->word_2 = IDT77252_PRV_PADDR(skb) + 4;
tbd->word_3 = 0x00000000;
- tbd->word_4 = (skb->data[0] << 24) | (skb->data[1] << 16) |
- (skb->data[2] << 8) | (skb->data[3] << 0);
+ tbd->word_4 = word4;
break;
case ATM_AAL5:
@@ -971,8 +972,8 @@
{
struct rsq_entry *rsqe;
- card->rsq.base = dma_zalloc_coherent(&card->pcidev->dev, RSQSIZE,
- &card->rsq.paddr, GFP_KERNEL);
+ card->rsq.base = dma_alloc_coherent(&card->pcidev->dev, RSQSIZE,
+ &card->rsq.paddr, GFP_KERNEL);
if (card->rsq.base == NULL) {
printk("%s: can't allocate RSQ.\n", card->name);
return -1;
@@ -1379,7 +1380,6 @@
printk("%s: can't allocate TSQ.\n", card->name);
return -1;
}
- memset(card->tsq.base, 0, TSQSIZE);
card->tsq.last = card->tsq.base + TSQ_NUM_ENTRIES - 1;
card->tsq.next = card->tsq.last;
@@ -2915,6 +2915,7 @@
recycle_rx_pool_skb(card, &vc->rcv.rx_pool);
}
+ kfree(vc);
}
}
}
@@ -2956,6 +2957,15 @@
clear_bit(VCF_IDLE, &vc->flags);
writel(TCMDQ_START | 0, SAR_REG_TCMDQ);
return 0;
+}
+
+static void
+close_card_ubr0(struct idt77252_dev *card)
+{
+ struct vc_map *vc = card->vcs[0];
+
+ free_scq(card, vc->scq);
+ kfree(vc);
}
static int
@@ -3007,6 +3017,7 @@
struct idt77252_dev *card = dev->dev_data;
u32 conf;
+ close_card_ubr0(card);
close_card_oam(card);
conf = SAR_CFG_RXPTH | /* enable receive path */
@@ -3390,10 +3401,10 @@
writel(0, SAR_REG_GP);
/* Initialize RAW Cell Handle Register */
- card->raw_cell_hnd = dma_zalloc_coherent(&card->pcidev->dev,
- 2 * sizeof(u32),
- &card->raw_cell_paddr,
- GFP_KERNEL);
+ card->raw_cell_hnd = dma_alloc_coherent(&card->pcidev->dev,
+ 2 * sizeof(u32),
+ &card->raw_cell_paddr,
+ GFP_KERNEL);
if (!card->raw_cell_hnd) {
printk("%s: memory allocation failure.\n", card->name);
deinit_card(card);
@@ -3767,6 +3778,7 @@
card = idt77252_chain;
dev = card->atmdev;
idt77252_chain = card->next;
+ del_timer_sync(&card->tst_timer);
if (dev->phy->stop)
dev->phy->stop(dev);
--
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