[dpdk-stable] [PATCH 1/2] net/octeontx: add channel to port id mapping
Yuanhan Liu
yliu at fridaylinux.org
Thu Feb 8 15:03:18 CET 2018
On Thu, Feb 08, 2018 at 01:56:02PM +0530, Pavan Nikhilesh wrote:
> The channel to port id map is used by event octeontx to map the received
> wqe to the respective ethdev port.
>
> [ backported from upstream commit 989d492620f1 ]
>
> Signed-off-by: Pavan Nikhilesh <pbhagavatula at caviumnetworks.com>
> Acked-by: Santosh Shukla <santosh.shukla at caviumnetworks.com>
Both patches applied to dpdk-stable/17.11.
Thanks!
--yliu
> ---
> drivers/net/octeontx/octeontx_ethdev.c | 6 ++++++
> drivers/net/octeontx/octeontx_ethdev.h | 6 ++++++
> drivers/net/octeontx/rte_pmd_octeontx_version.map | 3 +++
> 3 files changed, 15 insertions(+)
>
> diff --git a/drivers/net/octeontx/octeontx_ethdev.c b/drivers/net/octeontx/octeontx_ethdev.c
> index b52700e4c..eca3a39fd 100644
> --- a/drivers/net/octeontx/octeontx_ethdev.c
> +++ b/drivers/net/octeontx/octeontx_ethdev.c
> @@ -54,6 +54,9 @@ struct octeontx_vdev_init_params {
> uint8_t nr_port;
> };
>
> +uint16_t
> +rte_octeontx_pchan_map[OCTEONTX_MAX_BGX_PORTS][OCTEONTX_MAX_LMAC_PER_BGX];
> +
> enum octeontx_link_speed {
> OCTEONTX_LINK_SPEED_SGMII,
> OCTEONTX_LINK_SPEED_XAUI,
> @@ -1133,6 +1136,9 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
> nic->num_tx_queues);
> PMD_INIT_LOG(DEBUG, "speed %d mtu %d", nic->speed, nic->mtu);
>
> + rte_octeontx_pchan_map[(nic->base_ochan >> 8) & 0x7]
> + [(nic->base_ochan >> 4) & 0xF] = data->port_id;
> +
> return data->port_id;
>
> err:
> diff --git a/drivers/net/octeontx/octeontx_ethdev.h b/drivers/net/octeontx/octeontx_ethdev.h
> index c47d4c6d3..d37bb8a23 100644
> --- a/drivers/net/octeontx/octeontx_ethdev.h
> +++ b/drivers/net/octeontx/octeontx_ethdev.h
> @@ -52,12 +52,18 @@
> #define OCTEONTX_VDEV_NR_PORT_ARG ("nr_port")
> #define OCTEONTX_MAX_NAME_LEN 32
>
> +#define OCTEONTX_MAX_BGX_PORTS 4
> +#define OCTEONTX_MAX_LMAC_PER_BGX 4
> +
> static inline struct octeontx_nic *
> octeontx_pmd_priv(struct rte_eth_dev *dev)
> {
> return dev->data->dev_private;
> }
>
> +extern uint16_t
> +rte_octeontx_pchan_map[OCTEONTX_MAX_BGX_PORTS][OCTEONTX_MAX_LMAC_PER_BGX];
> +
> /* Octeontx ethdev nic */
> struct octeontx_nic {
> struct rte_eth_dev *dev;
> diff --git a/drivers/net/octeontx/rte_pmd_octeontx_version.map b/drivers/net/octeontx/rte_pmd_octeontx_version.map
> index a70bd197b..40d68c79e 100644
> --- a/drivers/net/octeontx/rte_pmd_octeontx_version.map
> +++ b/drivers/net/octeontx/rte_pmd_octeontx_version.map
> @@ -1,4 +1,7 @@
> DPDK_17.11 {
> + global:
> +
> + rte_octeontx_pchan_map;
>
> local: *;
> };
> --
> 2.16.1
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