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driver: net: ldpaa: Add debug information

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Add following debug information in the driver
 - Get various DPNI counter values
 - Get link status of DPNI objects
 - Get information of both ends of connection (DPMAC - DPNI)

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
This commit is contained in:
Prabhakar Kushwaha 2015-11-04 12:26:01 +05:30 committed by York Sun
parent c919ab9ee5
commit 5038d3e5f2
1 changed files with 123 additions and 0 deletions
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123
drivers/net/ldpaa_eth/ldpaa_eth.c
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@ -24,6 +24,84 @@ static int init_phy(struct eth_device *dev)
return 0;
}
#ifdef DEBUG
static void ldpaa_eth_get_dpni_counter(void)
{
int err = 0;
u64 value;
err = dpni_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dpni->dpni_handle,
DPNI_CNT_ING_FRAME,
&value);
if (err < 0) {
printf("dpni_get_counter: DPNI_CNT_ING_FRAME failed\n");
return;
}
printf("DPNI_CNT_ING_FRAME=%lld\n", value);
err = dpni_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dpni->dpni_handle,
DPNI_CNT_ING_BYTE,
&value);
if (err < 0) {
printf("dpni_get_counter: DPNI_CNT_ING_BYTE failed\n");
return;
}
printf("DPNI_CNT_ING_BYTE=%lld\n", value);
err = dpni_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dpni->dpni_handle,
DPNI_CNT_ING_FRAME_DROP ,
&value);
if (err < 0) {
printf("dpni_get_counter: DPNI_CNT_ING_FRAME_DROP failed\n");
return;
}
printf("DPNI_CNT_ING_FRAME_DROP =%lld\n", value);
err = dpni_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dpni->dpni_handle,
DPNI_CNT_ING_FRAME_DISCARD,
&value);
if (err < 0) {
printf("dpni_get_counter: DPNI_CNT_ING_FRAME_DISCARD failed\n");
return;
}
printf("DPNI_CNT_ING_FRAME_DISCARD=%lld\n", value);
err = dpni_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dpni->dpni_handle,
DPNI_CNT_EGR_FRAME,
&value);
if (err < 0) {
printf("dpni_get_counter: DPNI_CNT_EGR_FRAME failed\n");
return;
}
printf("DPNI_CNT_EGR_FRAME=%lld\n", value);
err = dpni_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dpni->dpni_handle,
DPNI_CNT_EGR_BYTE ,
&value);
if (err < 0) {
printf("dpni_get_counter: DPNI_CNT_EGR_BYTE failed\n");
return;
}
printf("DPNI_CNT_EGR_BYTE =%lld\n", value);
err = dpni_get_counter(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dpni->dpni_handle,
DPNI_CNT_EGR_FRAME_DISCARD ,
&value);
if (err < 0) {
printf("dpni_get_counter: DPNI_CNT_EGR_FRAME_DISCARD failed\n");
return;
}
printf("DPNI_CNT_EGR_FRAME_DISCARD =%lld\n", value);
}
#endif
static void ldpaa_eth_rx(struct ldpaa_eth_priv *priv,
const struct dpaa_fd *fd)
{
@ -222,6 +300,9 @@ static int ldpaa_eth_open(struct eth_device *net_dev, bd_t *bd)
struct ldpaa_eth_priv *priv = (struct ldpaa_eth_priv *)net_dev->priv;
struct dpni_queue_attr rx_queue_attr;
struct dpmac_link_state dpmac_link_state = { 0 };
#ifdef DEBUG
struct dpni_link_state link_state;
#endif
int err;
if (net_dev->state == ETH_STATE_ACTIVE)
@ -295,6 +376,20 @@ static int ldpaa_eth_open(struct eth_device *net_dev, bd_t *bd)
printf("dpmac_set_link_state() failed\n");
return err;
}
#ifdef DEBUG
err = dpni_get_link_state(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dpni->dpni_handle, &link_state);
if (err < 0) {
printf("dpni_get_link_state() failed\n");
return err;
}
printf("link status: %d - ", link_state.up);
link_state.up == 0 ? printf("down\n") :
link_state.up == 1 ? printf("up\n") : printf("error state\n");
#endif
/* TODO: support multiple Rx flows */
err = dpni_get_rx_flow(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dpni->dpni_handle, 0, 0, &rx_queue_attr);
@ -339,6 +434,10 @@ static void ldpaa_eth_stop(struct eth_device *net_dev)
(net_dev->state == ETH_STATE_INIT))
return;
#ifdef DEBUG
ldpaa_eth_get_dpni_counter();
#endif
err = dprc_disconnect(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dprc_handle, &dpmac_endpoint);
if (err < 0)
@ -523,6 +622,11 @@ static int ldpaa_dpmac_bind(struct ldpaa_eth_priv *priv)
.max_rate = 0
};
#ifdef DEBUG
struct dprc_endpoint dbg_endpoint;
int state = 0;
#endif
memset(&dpmac_endpoint, 0, sizeof(struct dprc_endpoint));
sprintf(dpmac_endpoint.type, "dpmac");
dpmac_endpoint.id = priv->dpmac_id;
@ -536,6 +640,25 @@ static int ldpaa_dpmac_bind(struct ldpaa_eth_priv *priv)
&dpmac_endpoint,
&dpni_endpoint,
&dprc_connection_cfg);
if (err)
printf("dprc_connect() failed\n");
#ifdef DEBUG
err = dprc_get_connection(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dprc_handle, &dpni_endpoint,
&dbg_endpoint, &state);
printf("%s, DPMAC Type= %s\n", __func__, dbg_endpoint.type);
printf("%s, DPMAC ID= %d\n", __func__, dbg_endpoint.id);
printf("%s, DPMAC State= %d\n", __func__, state);
memset(&dbg_endpoint, 0, sizeof(struct dprc_endpoint));
err = dprc_get_connection(dflt_mc_io, MC_CMD_NO_FLAGS,
dflt_dprc_handle, &dpmac_endpoint,
&dbg_endpoint, &state);
printf("%s, DPNI Type= %s\n", __func__, dbg_endpoint.type);
printf("%s, DPNI ID= %d\n", __func__, dbg_endpoint.id);
printf("%s, DPNI State= %d\n", __func__, state);
#endif
return err;
}