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common/cnxk: start and stop BPHY LMAC

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Add support for starting or stopping specific lmac.
Start enables Rx/Tx traffic while stop does the opposite.

Signed-off-by: Tomasz Duszynski <tduszynski@marvell.com>
Signed-off-by: Jakub Palider <jpalider@marvell.com>
Reviewed-by: Jerin Jacob <jerinj@marvell.com>
This commit is contained in:
Tomasz Duszynski 2021-06-21 17:04:25 +02:00 committed by Thomas Monjalon
parent 7fb5075a53
commit 2c19694c8e
3 changed files with 48 additions and 0 deletions
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42
drivers/common/cnxk/roc_bphy_cgx.c
View File

@ -7,6 +7,9 @@
#include "roc_api.h"
#include "roc_priv.h"
#define CGX_CMRX_CONFIG 0x00
#define CGX_CMRX_CONFIG_DATA_PKT_RX_EN BIT_ULL(54)
#define CGX_CMRX_CONFIG_DATA_PKT_TX_EN BIT_ULL(53)
#define CGX_CMRX_INT 0x40
#define CGX_CMRX_INT_OVERFLW BIT_ULL(1)
/*
@ -214,6 +217,33 @@ roc_bphy_cgx_lmac_exists(struct roc_bphy_cgx *roc_cgx, unsigned int lmac)
(roc_cgx->lmac_bmap & BIT_ULL(lmac));
}
static int
roc_bphy_cgx_start_stop_rxtx(struct roc_bphy_cgx *roc_cgx, unsigned int lmac,
bool start)
{
uint64_t val;
if (!roc_cgx)
return -EINVAL;
if (!roc_bphy_cgx_lmac_exists(roc_cgx, lmac))
return -ENODEV;
pthread_mutex_lock(&roc_cgx->lock);
val = roc_bphy_cgx_read(roc_cgx, lmac, CGX_CMRX_CONFIG);
val &= ~(CGX_CMRX_CONFIG_DATA_PKT_RX_EN |
CGX_CMRX_CONFIG_DATA_PKT_TX_EN);
if (start)
val |= FIELD_PREP(CGX_CMRX_CONFIG_DATA_PKT_RX_EN, 1) |
FIELD_PREP(CGX_CMRX_CONFIG_DATA_PKT_TX_EN, 1);
roc_bphy_cgx_write(roc_cgx, lmac, CGX_CMRX_CONFIG, val);
pthread_mutex_unlock(&roc_cgx->lock);
return 0;
}
static int
roc_bphy_cgx_intlbk_ena_dis(struct roc_bphy_cgx *roc_cgx, unsigned int lmac,
bool enable)
@ -253,6 +283,18 @@ roc_bphy_cgx_ptp_rx_ena_dis(struct roc_bphy_cgx *roc_cgx, unsigned int lmac,
return roc_bphy_cgx_intf_req(roc_cgx, lmac, scr1, &scr0);
}
int
roc_bphy_cgx_start_rxtx(struct roc_bphy_cgx *roc_cgx, unsigned int lmac)
{
return roc_bphy_cgx_start_stop_rxtx(roc_cgx, lmac, true);
}
int
roc_bphy_cgx_stop_rxtx(struct roc_bphy_cgx *roc_cgx, unsigned int lmac)
{
return roc_bphy_cgx_start_stop_rxtx(roc_cgx, lmac, false);
}
int
roc_bphy_cgx_set_link_state(struct roc_bphy_cgx *roc_cgx, unsigned int lmac,
bool state)

4
drivers/common/cnxk/roc_bphy_cgx.h
View File

@ -95,6 +95,10 @@ struct roc_bphy_cgx_link_info {
__roc_api int roc_bphy_cgx_dev_init(struct roc_bphy_cgx *roc_cgx);
__roc_api int roc_bphy_cgx_dev_fini(struct roc_bphy_cgx *roc_cgx);
__roc_api int roc_bphy_cgx_start_rxtx(struct roc_bphy_cgx *roc_cgx,
unsigned int lmac);
__roc_api int roc_bphy_cgx_stop_rxtx(struct roc_bphy_cgx *roc_cgx,
unsigned int lmac);
__roc_api int roc_bphy_cgx_set_link_state(struct roc_bphy_cgx *roc_cgx,
unsigned int lmac, bool state);
__roc_api int roc_bphy_cgx_get_linkinfo(struct roc_bphy_cgx *roc_cgx,

2
drivers/common/cnxk/version.map
View File

@ -18,6 +18,8 @@ INTERNAL {
roc_bphy_cgx_ptp_rx_enable;
roc_bphy_cgx_set_link_mode;
roc_bphy_cgx_set_link_state;
roc_bphy_cgx_start_rxtx;
roc_bphy_cgx_stop_rxtx;
roc_clk_freq_get;
roc_error_msg_get;
roc_idev_lmt_base_addr_get;