diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/norm_desc.c')
-rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/norm_desc.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c index 68962c5..88df0b4 100644 --- a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c +++ b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c @@ -123,14 +123,17 @@ static int ndesc_get_rx_status(void *data, struct stmmac_extra_stats *x, } static void ndesc_init_rx_desc(struct dma_desc *p, unsigned int ring_size, - int disable_rx_ic) + int disable_rx_ic, int mode) { int i; for (i = 0; i < ring_size; i++) { p->des01.rx.own = 1; p->des01.rx.buffer1_size = BUF_SIZE_2KiB - 1; - ndesc_rx_set_on_ring_chain(p, (i == ring_size - 1)); + if (mode == STMMAC_CHAIN_MODE) + ndesc_rx_set_on_chain(p, (i == ring_size - 1)); + else + ndesc_rx_set_on_ring(p, (i == ring_size - 1)); if (disable_rx_ic) p->des01.rx.disable_ic = 1; @@ -138,12 +141,16 @@ static void ndesc_init_rx_desc(struct dma_desc *p, unsigned int ring_size, } } -static void ndesc_init_tx_desc(struct dma_desc *p, unsigned int ring_size) +static void ndesc_init_tx_desc(struct dma_desc *p, unsigned int ring_size, + int mode) { int i; for (i = 0; i < ring_size; i++) { p->des01.tx.own = 0; - ndesc_tx_set_on_ring_chain(p, (i == (ring_size - 1))); + if (mode == STMMAC_CHAIN_MODE) + ndesc_tx_set_on_chain(p, (i == (ring_size - 1))); + else + ndesc_tx_set_on_ring(p, (i == (ring_size - 1))); p++; } } @@ -173,19 +180,25 @@ static int ndesc_get_tx_ls(struct dma_desc *p) return p->des01.tx.last_segment; } -static void ndesc_release_tx_desc(struct dma_desc *p) +static void ndesc_release_tx_desc(struct dma_desc *p, int mode) { int ter = p->des01.tx.end_ring; memset(p, 0, offsetof(struct dma_desc, des2)); - ndesc_end_tx_desc(p, ter); + if (mode == STMMAC_CHAIN_MODE) + ndesc_end_tx_desc_on_chain(p, ter); + else + ndesc_end_tx_desc_on_ring(p, ter); } static void ndesc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, - int csum_flag) + int csum_flag, int mode) { p->des01.tx.first_segment = is_fs; - norm_set_tx_desc_len(p, len); + if (mode == STMMAC_CHAIN_MODE) + norm_set_tx_desc_len_on_chain(p, len); + else + norm_set_tx_desc_len_on_ring(p, len); if (likely(csum_flag)) p->des01.tx.checksum_insertion = cic_full; |