Get flow ID information for RX DMA channel using dma_get_cfg() interface instead of reading from DT. This is required in order to avoid DT update whenever there is change in the range of flow ID allocated to the host.
Signed-off-by: Vignesh Raghavendra vigneshr@ti.com Acked-by: Joe Hershberger joe.hershberger@ni.com Reviewed-by: Grygorii Strashko grygorii.strashko@ti.com --- drivers/net/ti/am65-cpsw-nuss.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-)
diff --git a/drivers/net/ti/am65-cpsw-nuss.c b/drivers/net/ti/am65-cpsw-nuss.c index 06b06639506a..db686595b782 100644 --- a/drivers/net/ti/am65-cpsw-nuss.c +++ b/drivers/net/ti/am65-cpsw-nuss.c @@ -99,7 +99,6 @@ struct am65_cpsw_common {
u32 port_num; struct am65_cpsw_port ports[AM65_CPSW_CPSWNU_MAX_PORTS]; - u32 rflow_id_base;
struct mii_dev *bus; u32 bus_freq; @@ -276,6 +275,7 @@ static int am65_cpsw_start(struct udevice *dev) struct am65_cpsw_common *common = priv->cpsw_common; struct am65_cpsw_port *port = &common->ports[priv->port_id]; struct am65_cpsw_port *port0 = &common->ports[0]; + struct ti_udma_drv_chan_cfg_data *dma_rx_cfg_data; int ret, i;
ret = power_domain_on(&common->pwrdmn); @@ -341,8 +341,11 @@ static int am65_cpsw_start(struct udevice *dev) writel(PKTSIZE_ALIGN, port0->port_base + AM65_CPSW_PN_RX_MAXLEN_REG);
/* set base flow_id */ - writel(common->rflow_id_base, + dma_get_cfg(&common->dma_rx, 0, (void **)&dma_rx_cfg_data); + writel(dma_rx_cfg_data->flow_id_base, port0->port_base + AM65_CPSW_P0_FLOW_ID_REG); + dev_info(dev, "K3 CPSW: rflow_id_base: %u\n", + dma_rx_cfg_data->flow_id_base);
/* Reset and enable the ALE */ writel(AM65_CPSW_ALE_CTL_REG_ENABLE | AM65_CPSW_ALE_CTL_REG_RESET_TBL | @@ -669,11 +672,6 @@ static int am65_cpsw_probe_cpsw(struct udevice *dev) AM65_CPSW_CPSW_NU_ALE_BASE; cpsw_common->mdio_base = cpsw_common->ss_base + AM65_CPSW_MDIO_BASE;
- cpsw_common->rflow_id_base = 0; - cpsw_common->rflow_id_base = - dev_read_u32_default(dev, "ti,rx-flow-id-base", - cpsw_common->rflow_id_base); - ports_np = dev_read_subnode(dev, "ports"); if (!ofnode_valid(ports_np)) { ret = -ENOENT; @@ -761,12 +759,11 @@ static int am65_cpsw_probe_cpsw(struct udevice *dev) if (ret) goto out;
- dev_info(dev, "K3 CPSW: nuss_ver: 0x%08X cpsw_ver: 0x%08X ale_ver: 0x%08X Ports:%u rflow_id_base:%u mdio_freq:%u\n", + dev_info(dev, "K3 CPSW: nuss_ver: 0x%08X cpsw_ver: 0x%08X ale_ver: 0x%08X Ports:%u mdio_freq:%u\n", readl(cpsw_common->ss_base), readl(cpsw_common->cpsw_base), readl(cpsw_common->ale_base), cpsw_common->port_num, - cpsw_common->rflow_id_base, cpsw_common->bus_freq);
out: