diff options
| author | Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> | 2014-11-04 09:15:46 +0900 |
|---|---|---|
| committer | Nobuhiro Iwamatsu <iwamatsu@nigauri.org> | 2014-11-04 09:26:57 +0900 |
| commit | 703949e495cddefb1762746cf14e5669ea92a0ac (patch) | |
| tree | ad6206766d8daf304074ab34d69b1528ea94c618 /drivers/net/sh_eth.c | |
| parent | a3cc41b42d1922248ed16de4a75b0851310f245a (diff) | |
net: sh-eth: Remove definition of RX_DESC_SIZE and TX_DESC_SIZE
RX_DESC_SIZE and TX_DESC_SIZE mean the size of the data descriptor for sh-eth.
We can acquire this in sizeof. It is not necessary to define these in define.
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Diffstat (limited to 'drivers/net/sh_eth.c')
| -rw-r--r-- | drivers/net/sh_eth.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c index bd1b70f052..c5bc97c865 100644 --- a/drivers/net/sh_eth.c +++ b/drivers/net/sh_eth.c @@ -186,19 +186,21 @@ static int sh_eth_tx_desc_init(struct sh_eth_dev *eth) struct tx_desc_s *cur_tx_desc; /* - * Allocate tx descriptors. They must be TX_DESC_SIZE bytes aligned + * Allocate rx descriptors. They must be aligned to size of struct + * tx_desc_s. */ port_info->tx_desc_malloc = malloc(NUM_TX_DESC * sizeof(struct tx_desc_s) + - TX_DESC_SIZE - 1); + sizeof(struct tx_desc_s) - 1); if (!port_info->tx_desc_malloc) { printf(SHETHER_NAME ": malloc failed\n"); ret = -ENOMEM; goto err; } - tmp_addr = (u32) (((int)port_info->tx_desc_malloc + TX_DESC_SIZE - 1) & - ~(TX_DESC_SIZE - 1)); + tmp_addr = (u32) (((int)port_info->tx_desc_malloc + + sizeof(struct tx_desc_s) - 1) & + ~(sizeof(struct tx_desc_s) - 1)); flush_cache_wback(tmp_addr, NUM_TX_DESC * sizeof(struct tx_desc_s)); /* Make sure we use a P2 address (non-cacheable) */ port_info->tx_desc_base = (struct tx_desc_s *)ADDR_TO_P2(tmp_addr); @@ -238,19 +240,21 @@ static int sh_eth_rx_desc_init(struct sh_eth_dev *eth) u8 *rx_buf; /* - * Allocate rx descriptors. They must be RX_DESC_SIZE bytes aligned + * Allocate rx descriptors. They must be aligned to size of struct + * rx_desc_s. */ port_info->rx_desc_malloc = malloc(NUM_RX_DESC * sizeof(struct rx_desc_s) + - RX_DESC_SIZE - 1); + sizeof(struct rx_desc_s) - 1); if (!port_info->rx_desc_malloc) { printf(SHETHER_NAME ": malloc failed\n"); ret = -ENOMEM; goto err; } - tmp_addr = (u32) (((int)port_info->rx_desc_malloc + RX_DESC_SIZE - 1) & - ~(RX_DESC_SIZE - 1)); + tmp_addr = (u32) (((int)port_info->rx_desc_malloc + + sizeof(struct rx_desc_s) - 1) & + ~(sizeof(struct rx_desc_s) - 1)); flush_cache_wback(tmp_addr, NUM_RX_DESC * sizeof(struct rx_desc_s)); /* Make sure we use a P2 address (non-cacheable) */ port_info->rx_desc_base = (struct rx_desc_s *)ADDR_TO_P2(tmp_addr); |