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staging: rtl8192e: Convert array rx_ring_dma[] to variable rx_ring_dma

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Convert array rx_ring_dma[] to variable rx_ring_dma as index is always 0.
This increases readability.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/51d3be0a715452cefe5ac6dd29a86fbe65b824fa.1698295861.git.philipp.g.hortmann@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Philipp Hortmann 2023-10-26 07:44:18 +02:00 committed by Greg Kroah-Hartman
parent 81c412cb8c
commit 3360236598
3 changed files with 4 additions and 4 deletions
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2
drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c
View file

@ -1841,7 +1841,7 @@ void rtl92e_enable_rx(struct net_device *dev)
{
struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
rtl92e_writel(dev, RDQDA, priv->rx_ring_dma[RX_MPDU_QUEUE]);
rtl92e_writel(dev, RDQDA, priv->rx_ring_dma);
}
static const u32 TX_DESC_BASE[] = {

4
drivers/staging/rtl8192e/rtl8192e/rtl_core.c
View file

@ -1159,7 +1159,7 @@ static void _rtl92e_free_rx_ring(struct net_device *dev)
dma_free_coherent(&priv->pdev->dev,
sizeof(*priv->rx_ring) * priv->rxringcount,
priv->rx_ring,
priv->rx_ring_dma[rx_queue_idx]);
priv->rx_ring_dma);
priv->rx_ring = NULL;
}
@ -1356,7 +1356,7 @@ static short _rtl92e_alloc_rx_ring(struct net_device *dev)
priv->rx_ring = dma_alloc_coherent(&priv->pdev->dev,
sizeof(*priv->rx_ring) * priv->rxringcount,
&priv->rx_ring_dma[rx_queue_idx],
&priv->rx_ring_dma,
GFP_ATOMIC);
if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) {
netdev_warn(dev, "Cannot allocate RX ring\n");

2
drivers/staging/rtl8192e/rtl8192e/rtl_core.h
View file

@ -234,7 +234,7 @@ struct r8192_priv {
struct rx_desc *rx_ring;
struct sk_buff *rx_buf[MAX_RX_COUNT];
dma_addr_t rx_ring_dma[MAX_RX_QUEUE];
dma_addr_t rx_ring_dma;
unsigned int rx_idx[MAX_RX_QUEUE];
int rxringcount;
u16 rxbuffersize;