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Subject[PATCH v2 05/17] staging: qlge: Remove bq_desc.maplen
Date
The size of the mapping is known statically in all cases, there's no need
to save it at runtime. Remove this member.

Signed-off-by: Benjamin Poirier <bpoirier@suse.com>
Acked-by: Manish Chopra <manishc@marvell.com>
---
drivers/staging/qlge/qlge.h | 1 -
drivers/staging/qlge/qlge_main.c | 43 +++++++++++---------------------
2 files changed, 15 insertions(+), 29 deletions(-)

diff --git a/drivers/staging/qlge/qlge.h b/drivers/staging/qlge/qlge.h
index ba61b4559dd6..f32da8c7679f 100644
--- a/drivers/staging/qlge/qlge.h
+++ b/drivers/staging/qlge/qlge.h
@@ -1373,7 +1373,6 @@ struct bq_desc {
__le64 *addr;
u32 index;
DEFINE_DMA_UNMAP_ADDR(mapaddr);
- DEFINE_DMA_UNMAP_LEN(maplen);
};

#define QL_TXQ_IDX(qdev, skb) (smp_processor_id()%(qdev->tx_ring_count))
diff --git a/drivers/staging/qlge/qlge_main.c b/drivers/staging/qlge/qlge_main.c
index 2b1cc4b29bed..34bc1d9560ce 100644
--- a/drivers/staging/qlge/qlge_main.c
+++ b/drivers/staging/qlge/qlge_main.c
@@ -1108,8 +1108,6 @@ static void ql_update_lbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
map = lbq_desc->p.pg_chunk.map +
lbq_desc->p.pg_chunk.offset;
dma_unmap_addr_set(lbq_desc, mapaddr, map);
- dma_unmap_len_set(lbq_desc, maplen,
- qdev->lbq_buf_size);
*lbq_desc->addr = cpu_to_le64(map);

pci_dma_sync_single_for_device(qdev->pdev, map,
@@ -1177,8 +1175,6 @@ static void ql_update_sbq(struct ql_adapter *qdev, struct rx_ring *rx_ring)
return;
}
dma_unmap_addr_set(sbq_desc, mapaddr, map);
- dma_unmap_len_set(sbq_desc, maplen,
- rx_ring->sbq_buf_size);
*sbq_desc->addr = cpu_to_le64(map);
}

@@ -1598,14 +1594,14 @@ static void ql_process_mac_rx_skb(struct ql_adapter *qdev,

pci_dma_sync_single_for_cpu(qdev->pdev,
dma_unmap_addr(sbq_desc, mapaddr),
- dma_unmap_len(sbq_desc, maplen),
+ rx_ring->sbq_buf_size,
PCI_DMA_FROMDEVICE);

skb_put_data(new_skb, skb->data, length);

pci_dma_sync_single_for_device(qdev->pdev,
dma_unmap_addr(sbq_desc, mapaddr),
- dma_unmap_len(sbq_desc, maplen),
+ rx_ring->sbq_buf_size,
PCI_DMA_FROMDEVICE);
skb = new_skb;

@@ -1727,8 +1723,7 @@ static struct sk_buff *ql_build_rx_skb(struct ql_adapter *qdev,
sbq_desc = ql_get_curr_sbuf(rx_ring);
pci_unmap_single(qdev->pdev,
dma_unmap_addr(sbq_desc, mapaddr),
- dma_unmap_len(sbq_desc, maplen),
- PCI_DMA_FROMDEVICE);
+ rx_ring->sbq_buf_size, PCI_DMA_FROMDEVICE);
skb = sbq_desc->p.skb;
ql_realign_skb(skb, hdr_len);
skb_put(skb, hdr_len);
@@ -1758,19 +1753,15 @@ static struct sk_buff *ql_build_rx_skb(struct ql_adapter *qdev,
*/
sbq_desc = ql_get_curr_sbuf(rx_ring);
pci_dma_sync_single_for_cpu(qdev->pdev,
- dma_unmap_addr
- (sbq_desc, mapaddr),
- dma_unmap_len
- (sbq_desc, maplen),
+ dma_unmap_addr(sbq_desc,
+ mapaddr),
+ rx_ring->sbq_buf_size,
PCI_DMA_FROMDEVICE);
skb_put_data(skb, sbq_desc->p.skb->data, length);
pci_dma_sync_single_for_device(qdev->pdev,
- dma_unmap_addr
- (sbq_desc,
- mapaddr),
- dma_unmap_len
- (sbq_desc,
- maplen),
+ dma_unmap_addr(sbq_desc,
+ mapaddr),
+ rx_ring->sbq_buf_size,
PCI_DMA_FROMDEVICE);
} else {
netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev,
@@ -1781,10 +1772,8 @@ static struct sk_buff *ql_build_rx_skb(struct ql_adapter *qdev,
ql_realign_skb(skb, length);
skb_put(skb, length);
pci_unmap_single(qdev->pdev,
- dma_unmap_addr(sbq_desc,
- mapaddr),
- dma_unmap_len(sbq_desc,
- maplen),
+ dma_unmap_addr(sbq_desc, mapaddr),
+ rx_ring->sbq_buf_size,
PCI_DMA_FROMDEVICE);
sbq_desc->p.skb = NULL;
}
@@ -1822,9 +1811,8 @@ static struct sk_buff *ql_build_rx_skb(struct ql_adapter *qdev,
return NULL;
}
pci_unmap_page(qdev->pdev,
- dma_unmap_addr(lbq_desc,
- mapaddr),
- dma_unmap_len(lbq_desc, maplen),
+ dma_unmap_addr(lbq_desc, mapaddr),
+ qdev->lbq_buf_size,
PCI_DMA_FROMDEVICE);
skb_reserve(skb, NET_IP_ALIGN);
netif_printk(qdev, rx_status, KERN_DEBUG, qdev->ndev,
@@ -1858,8 +1846,7 @@ static struct sk_buff *ql_build_rx_skb(struct ql_adapter *qdev,
sbq_desc = ql_get_curr_sbuf(rx_ring);
pci_unmap_single(qdev->pdev,
dma_unmap_addr(sbq_desc, mapaddr),
- dma_unmap_len(sbq_desc, maplen),
- PCI_DMA_FROMDEVICE);
+ rx_ring->sbq_buf_size, PCI_DMA_FROMDEVICE);
if (!(ib_mac_rsp->flags4 & IB_MAC_IOCB_RSP_HS)) {
/*
* This is an non TCP/UDP IP frame, so
@@ -2820,7 +2807,7 @@ static void ql_free_sbq_buffers(struct ql_adapter *qdev, struct rx_ring *rx_ring
if (sbq_desc->p.skb) {
pci_unmap_single(qdev->pdev,
dma_unmap_addr(sbq_desc, mapaddr),
- dma_unmap_len(sbq_desc, maplen),
+ rx_ring->sbq_buf_size,
PCI_DMA_FROMDEVICE);
dev_kfree_skb(sbq_desc->p.skb);
sbq_desc->p.skb = NULL;
--
2.23.0
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