[U-Boot] [PATCH] macb: make checkpatch clean
Josh Wu
josh.wu at atmel.com
Tue May 27 10:07:30 CEST 2014
Hi, Dear Andreas
On 5/27/2014 4:55 AM, Andreas Bießmann wrote:
> This also renames the CONFIG_SYS_MACB_xx defines. They are used just local and
> therefore don't need the CONFIG_SYS_ prefix.
>
> Signed-off-by: Andreas Bießmann <andreas.devel at googlemail.com>
This patch looks good to me.
Reviewed-by: Josh Wu <josh.wu at atmel.com>
Best Regards,
Josh Wu
> ---
>
> drivers/net/macb.c | 56 +++++++++++++++++++++++++++-------------------------
> 1 file changed, 29 insertions(+), 27 deletions(-)
>
> diff --git a/drivers/net/macb.c b/drivers/net/macb.c
> index 781a272..750331d 100644
> --- a/drivers/net/macb.c
> +++ b/drivers/net/macb.c
> @@ -40,11 +40,11 @@
>
> #include "macb.h"
>
> -#define CONFIG_SYS_MACB_RX_BUFFER_SIZE 4096
> -#define CONFIG_SYS_MACB_RX_RING_SIZE (CONFIG_SYS_MACB_RX_BUFFER_SIZE / 128)
> -#define CONFIG_SYS_MACB_TX_RING_SIZE 16
> -#define CONFIG_SYS_MACB_TX_TIMEOUT 1000
> -#define CONFIG_SYS_MACB_AUTONEG_TIMEOUT 5000000
> +#define MACB_RX_BUFFER_SIZE 4096
> +#define MACB_RX_RING_SIZE (MACB_RX_BUFFER_SIZE / 128)
> +#define MACB_TX_RING_SIZE 16
> +#define MACB_TX_TIMEOUT 1000
> +#define MACB_AUTONEG_TIMEOUT 5000000
>
> struct macb_dma_desc {
> u32 addr;
> @@ -170,7 +170,7 @@ int macb_miiphy_read(const char *devname, u8 phy_adr, u8 reg, u16 *value)
> struct eth_device *dev = eth_get_dev_by_name(devname);
> struct macb_device *macb = to_macb(dev);
>
> - if ( macb->phy_addr != phy_adr )
> + if (macb->phy_addr != phy_adr)
> return -1;
>
> arch_get_mdio_control(devname);
> @@ -184,7 +184,7 @@ int macb_miiphy_write(const char *devname, u8 phy_adr, u8 reg, u16 value)
> struct eth_device *dev = eth_get_dev_by_name(devname);
> struct macb_device *macb = to_macb(dev);
>
> - if ( macb->phy_addr != phy_adr )
> + if (macb->phy_addr != phy_adr)
> return -1;
>
> arch_get_mdio_control(devname);
> @@ -208,11 +208,12 @@ static int macb_send(struct eth_device *netdev, void *packet, int length)
>
> ctrl = length & TXBUF_FRMLEN_MASK;
> ctrl |= TXBUF_FRAME_END;
> - if (tx_head == (CONFIG_SYS_MACB_TX_RING_SIZE - 1)) {
> + if (tx_head == (MACB_TX_RING_SIZE - 1)) {
> ctrl |= TXBUF_WRAP;
> macb->tx_head = 0;
> - } else
> + } else {
> macb->tx_head++;
> + }
>
> macb->tx_ring[tx_head].ctrl = ctrl;
> macb->tx_ring[tx_head].addr = paddr;
> @@ -223,7 +224,7 @@ static int macb_send(struct eth_device *netdev, void *packet, int length)
> * I guess this is necessary because the networking core may
> * re-use the transmit buffer as soon as we return...
> */
> - for (i = 0; i <= CONFIG_SYS_MACB_TX_TIMEOUT; i++) {
> + for (i = 0; i <= MACB_TX_TIMEOUT; i++) {
> barrier();
> ctrl = macb->tx_ring[tx_head].ctrl;
> if (ctrl & TXBUF_USED)
> @@ -233,7 +234,7 @@ static int macb_send(struct eth_device *netdev, void *packet, int length)
>
> dma_unmap_single(packet, length, paddr);
>
> - if (i <= CONFIG_SYS_MACB_TX_TIMEOUT) {
> + if (i <= MACB_TX_TIMEOUT) {
> if (ctrl & TXBUF_UNDERRUN)
> printf("%s: TX underrun\n", netdev->name);
> if (ctrl & TXBUF_EXHAUSTED)
> @@ -256,7 +257,7 @@ static void reclaim_rx_buffers(struct macb_device *macb,
> while (i > new_tail) {
> macb->rx_ring[i].addr &= ~RXADDR_USED;
> i++;
> - if (i > CONFIG_SYS_MACB_RX_RING_SIZE)
> + if (i > MACB_RX_RING_SIZE)
> i = 0;
> }
>
> @@ -295,7 +296,7 @@ static int macb_recv(struct eth_device *netdev)
> if (wrapped) {
> unsigned int headlen, taillen;
>
> - headlen = 128 * (CONFIG_SYS_MACB_RX_RING_SIZE
> + headlen = 128 * (MACB_RX_RING_SIZE
> - macb->rx_tail);
> taillen = length - headlen;
> memcpy((void *)NetRxPackets[0],
> @@ -306,11 +307,11 @@ static int macb_recv(struct eth_device *netdev)
> }
>
> NetReceive(buffer, length);
> - if (++rx_tail >= CONFIG_SYS_MACB_RX_RING_SIZE)
> + if (++rx_tail >= MACB_RX_RING_SIZE)
> rx_tail = 0;
> reclaim_rx_buffers(macb, rx_tail);
> } else {
> - if (++rx_tail >= CONFIG_SYS_MACB_RX_RING_SIZE) {
> + if (++rx_tail >= MACB_RX_RING_SIZE) {
> wrapped = 1;
> rx_tail = 0;
> }
> @@ -333,7 +334,7 @@ static void macb_phy_reset(struct macb_device *macb)
> macb_mdio_write(macb, MII_BMCR, (BMCR_ANENABLE
> | BMCR_ANRESTART));
>
> - for (i = 0; i < CONFIG_SYS_MACB_AUTONEG_TIMEOUT / 100; i++) {
> + for (i = 0; i < MACB_AUTONEG_TIMEOUT / 100; i++) {
> status = macb_mdio_read(macb, MII_BMSR);
> if (status & BMSR_ANEGCOMPLETE)
> break;
> @@ -385,9 +386,8 @@ static int macb_phy_init(struct macb_device *macb)
> arch_get_mdio_control(netdev->name);
> #ifdef CONFIG_MACB_SEARCH_PHY
> /* Auto-detect phy_addr */
> - if (!macb_phy_find(macb)) {
> + if (!macb_phy_find(macb))
> return 0;
> - }
> #endif /* CONFIG_MACB_SEARCH_PHY */
>
> /* Check if the PHY is up to snuff... */
> @@ -414,7 +414,7 @@ static int macb_phy_init(struct macb_device *macb)
> /* Try to re-negotiate if we don't have link already. */
> macb_phy_reset(macb);
>
> - for (i = 0; i < CONFIG_SYS_MACB_AUTONEG_TIMEOUT / 100; i++) {
> + for (i = 0; i < MACB_AUTONEG_TIMEOUT / 100; i++) {
> status = macb_mdio_read(macb, MII_BMSR);
> if (status & BMSR_LSTATUS)
> break;
> @@ -499,21 +499,23 @@ static int macb_init(struct eth_device *netdev, bd_t *bd)
>
> /* initialize DMA descriptors */
> paddr = macb->rx_buffer_dma;
> - for (i = 0; i < CONFIG_SYS_MACB_RX_RING_SIZE; i++) {
> - if (i == (CONFIG_SYS_MACB_RX_RING_SIZE - 1))
> + for (i = 0; i < MACB_RX_RING_SIZE; i++) {
> + if (i == (MACB_RX_RING_SIZE - 1))
> paddr |= RXADDR_WRAP;
> macb->rx_ring[i].addr = paddr;
> macb->rx_ring[i].ctrl = 0;
> paddr += 128;
> }
> - for (i = 0; i < CONFIG_SYS_MACB_TX_RING_SIZE; i++) {
> + for (i = 0; i < MACB_TX_RING_SIZE; i++) {
> macb->tx_ring[i].addr = 0;
> - if (i == (CONFIG_SYS_MACB_TX_RING_SIZE - 1))
> + if (i == (MACB_TX_RING_SIZE - 1))
> macb->tx_ring[i].ctrl = TXBUF_USED | TXBUF_WRAP;
> else
> macb->tx_ring[i].ctrl = TXBUF_USED;
> }
> - macb->rx_tail = macb->tx_head = macb->tx_tail = 0;
> + macb->rx_tail = 0;
> + macb->tx_head = 0;
> + macb->tx_tail = 0;
>
> macb_writel(macb, RBQP, macb->rx_ring_dma);
> macb_writel(macb, TBQP, macb->tx_ring_dma);
> @@ -654,12 +656,12 @@ int macb_eth_initialize(int id, void *regs, unsigned int phy_addr)
>
> netdev = &macb->netdev;
>
> - macb->rx_buffer = dma_alloc_coherent(CONFIG_SYS_MACB_RX_BUFFER_SIZE,
> + macb->rx_buffer = dma_alloc_coherent(MACB_RX_BUFFER_SIZE,
> &macb->rx_buffer_dma);
> - macb->rx_ring = dma_alloc_coherent(CONFIG_SYS_MACB_RX_RING_SIZE
> + macb->rx_ring = dma_alloc_coherent(MACB_RX_RING_SIZE
> * sizeof(struct macb_dma_desc),
> &macb->rx_ring_dma);
> - macb->tx_ring = dma_alloc_coherent(CONFIG_SYS_MACB_TX_RING_SIZE
> + macb->tx_ring = dma_alloc_coherent(MACB_TX_RING_SIZE
> * sizeof(struct macb_dma_desc),
> &macb->tx_ring_dma);
>
More information about the U-Boot
mailing list