diff options
| author | Iyappan Subramanian <isubramanian@apm.com> | 2016-12-01 16:41:37 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-12-03 15:46:50 -0500 |
| commit | 2c839337520b22225dfccf6546814c18d9108b4d (patch) | |
| tree | 92bcbc56b356f33dd903de203161376e123a8c66 /drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c | |
| parent | 397c5ad153f0ea62023accb67b3d2b07e5039948 (diff) | |
drivers: net: xgene: Add helper function
This is a prepartion patch and adds xgene_enet_get_fpsel() helper
function to get buffer pool number.
Signed-off-by: Iyappan Subramanian <isubramanian@apm.com>
Signed-off-by: Quan Nguyen <qnguyen@apm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c')
| -rw-r--r-- | drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c index d12e9cbae820..8e4209c684e7 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_sgmac.c @@ -501,7 +501,7 @@ static void xgene_enet_cle_bypass(struct xgene_enet_pdata *p, data = CFG_CLE_BYPASS_EN0; xgene_enet_wr_csr(p, cle_bypass_reg0 + offset, data); - fpsel = xgene_enet_ring_bufnum(bufpool_id) - 0x20; + fpsel = xgene_enet_get_fpsel(bufpool_id); data = CFG_CLE_DSTQID0(dst_ring_num) | CFG_CLE_FPSEL0(fpsel); xgene_enet_wr_csr(p, cle_bypass_reg1 + offset, data); } @@ -509,16 +509,14 @@ static void xgene_enet_cle_bypass(struct xgene_enet_pdata *p, static void xgene_enet_clear(struct xgene_enet_pdata *pdata, struct xgene_enet_desc_ring *ring) { - u32 addr, val, data; - - val = xgene_enet_ring_bufnum(ring->id); + u32 addr, data; if (xgene_enet_is_bufpool(ring->id)) { addr = ENET_CFGSSQMIFPRESET_ADDR; - data = BIT(val - 0x20); + data = BIT(xgene_enet_get_fpsel(ring->id)); } else { addr = ENET_CFGSSQMIWQRESET_ADDR; - data = BIT(val); + data = BIT(xgene_enet_ring_bufnum(ring->id)); } xgene_enet_wr_ring_if(pdata, addr, data); @@ -528,24 +526,20 @@ static void xgene_enet_shutdown(struct xgene_enet_pdata *p) { struct device *dev = &p->pdev->dev; struct xgene_enet_desc_ring *ring; - u32 pb, val; + u32 pb; int i; pb = 0; for (i = 0; i < p->rxq_cnt; i++) { ring = p->rx_ring[i]->buf_pool; - - val = xgene_enet_ring_bufnum(ring->id); - pb |= BIT(val - 0x20); + pb |= BIT(xgene_enet_get_fpsel(ring->id)); } xgene_enet_wr_ring_if(p, ENET_CFGSSQMIFPRESET_ADDR, pb); pb = 0; for (i = 0; i < p->txq_cnt; i++) { ring = p->tx_ring[i]; - - val = xgene_enet_ring_bufnum(ring->id); - pb |= BIT(val); + pb |= BIT(xgene_enet_ring_bufnum(ring->id)); } xgene_enet_wr_ring_if(p, ENET_CFGSSQMIWQRESET_ADDR, pb); |