2 * Copyright (C) 2014 Freescale Semiconductor
4 * SPDX-License-Identifier: GPL-2.0+
14 #include <linux/compat.h>
15 #include <fsl-mc/fsl_dpmac.h>
17 #include <fsl-mc/ldpaa_wriop.h>
18 #include "ldpaa_eth.h"
21 static int init_phy(struct eth_device
*dev
)
23 struct ldpaa_eth_priv
*priv
= (struct ldpaa_eth_priv
*)dev
->priv
;
24 struct phy_device
*phydev
= NULL
;
27 bus
= wriop_get_mdio(priv
->dpmac_id
);
31 phydev
= phy_connect(bus
, wriop_get_phy_address(priv
->dpmac_id
),
32 dev
, wriop_get_enet_if(priv
->dpmac_id
));
34 printf("Failed to connect\n");
38 priv
->phydev
= phydev
;
40 return phy_config(phydev
);
45 static void ldpaa_eth_get_dpni_counter(void)
50 err
= dpni_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
51 dflt_dpni
->dpni_handle
,
55 printf("dpni_get_counter: DPNI_CNT_ING_FRAME failed\n");
58 printf("DPNI_CNT_ING_FRAME=%lld\n", value
);
60 err
= dpni_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
61 dflt_dpni
->dpni_handle
,
65 printf("dpni_get_counter: DPNI_CNT_ING_BYTE failed\n");
68 printf("DPNI_CNT_ING_BYTE=%lld\n", value
);
70 err
= dpni_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
71 dflt_dpni
->dpni_handle
,
72 DPNI_CNT_ING_FRAME_DROP
,
75 printf("dpni_get_counter: DPNI_CNT_ING_FRAME_DROP failed\n");
78 printf("DPNI_CNT_ING_FRAME_DROP =%lld\n", value
);
80 err
= dpni_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
81 dflt_dpni
->dpni_handle
,
82 DPNI_CNT_ING_FRAME_DISCARD
,
85 printf("dpni_get_counter: DPNI_CNT_ING_FRAME_DISCARD failed\n");
88 printf("DPNI_CNT_ING_FRAME_DISCARD=%lld\n", value
);
90 err
= dpni_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
91 dflt_dpni
->dpni_handle
,
95 printf("dpni_get_counter: DPNI_CNT_EGR_FRAME failed\n");
98 printf("DPNI_CNT_EGR_FRAME=%lld\n", value
);
100 err
= dpni_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
101 dflt_dpni
->dpni_handle
,
105 printf("dpni_get_counter: DPNI_CNT_EGR_BYTE failed\n");
108 printf("DPNI_CNT_EGR_BYTE =%lld\n", value
);
110 err
= dpni_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
111 dflt_dpni
->dpni_handle
,
112 DPNI_CNT_EGR_FRAME_DISCARD
,
115 printf("dpni_get_counter: DPNI_CNT_EGR_FRAME_DISCARD failed\n");
118 printf("DPNI_CNT_EGR_FRAME_DISCARD =%lld\n", value
);
121 static void ldpaa_eth_get_dpmac_counter(struct eth_device
*net_dev
)
123 struct ldpaa_eth_priv
*priv
= (struct ldpaa_eth_priv
*)net_dev
->priv
;
127 err
= dpmac_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
132 printf("dpmac_get_counter: DPMAC_CNT_ING_BYTE failed\n");
135 printf("DPMAC_CNT_ING_BYTE=%lld\n", value
);
137 err
= dpmac_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
139 DPMAC_CNT_ING_FRAME_DISCARD
,
142 printf("dpmac_get_counter: DPMAC_CNT_ING_FRAME_DISCARD failed\n");
145 printf("DPMAC_CNT_ING_FRAME_DISCARD=%lld\n", value
);
147 err
= dpmac_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
149 DPMAC_CNT_ING_ALIGN_ERR
,
152 printf("dpmac_get_counter: DPMAC_CNT_ING_ALIGN_ERR failed\n");
155 printf("DPMAC_CNT_ING_ALIGN_ERR =%lld\n", value
);
157 err
= dpmac_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
162 printf("dpmac_get_counter: DPMAC_CNT_ING_BYTE failed\n");
165 printf("DPMAC_CNT_ING_BYTE=%lld\n", value
);
167 err
= dpmac_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
169 DPMAC_CNT_ING_ERR_FRAME
,
172 printf("dpmac_get_counter: DPMAC_CNT_ING_ERR_FRAME failed\n");
175 printf("DPMAC_CNT_ING_ERR_FRAME=%lld\n", value
);
177 err
= dpmac_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
182 printf("dpmac_get_counter: DPMAC_CNT_EGR_BYTE failed\n");
185 printf("DPMAC_CNT_EGR_BYTE =%lld\n", value
);
187 err
= dpmac_get_counter(dflt_mc_io
, MC_CMD_NO_FLAGS
,
189 DPMAC_CNT_EGR_ERR_FRAME
,
192 printf("dpmac_get_counter: DPMAC_CNT_EGR_ERR_FRAME failed\n");
195 printf("DPMAC_CNT_EGR_ERR_FRAME =%lld\n", value
);
199 static void ldpaa_eth_rx(struct ldpaa_eth_priv
*priv
,
200 const struct dpaa_fd
*fd
)
205 struct ldpaa_fas
*fas
;
206 uint32_t status
, err
;
207 u32 timeo
= (CONFIG_SYS_HZ
* 2) / 1000;
209 struct qbman_release_desc releasedesc
;
210 struct qbman_swp
*swp
= dflt_dpio
->sw_portal
;
212 fd_addr
= ldpaa_fd_get_addr(fd
);
213 fd_offset
= ldpaa_fd_get_offset(fd
);
214 fd_length
= ldpaa_fd_get_len(fd
);
216 debug("Rx frame:data addr=0x%p size=0x%x\n", (u64
*)fd_addr
, fd_length
);
218 if (fd
->simple
.frc
& LDPAA_FD_FRC_FASV
) {
219 /* Read the frame annotation status word and check for errors */
220 fas
= (struct ldpaa_fas
*)
221 ((uint8_t *)(fd_addr
) +
222 dflt_dpni
->buf_layout
.private_data_size
);
223 status
= le32_to_cpu(fas
->status
);
224 if (status
& LDPAA_ETH_RX_ERR_MASK
) {
225 printf("Rx frame error(s): 0x%08x\n",
226 status
& LDPAA_ETH_RX_ERR_MASK
);
228 } else if (status
& LDPAA_ETH_RX_UNSUPP_MASK
) {
229 printf("Unsupported feature in bitmask: 0x%08x\n",
230 status
& LDPAA_ETH_RX_UNSUPP_MASK
);
235 debug("Rx frame: To Upper layer\n");
236 net_process_received_packet((uint8_t *)(fd_addr
) + fd_offset
,
240 flush_dcache_range(fd_addr
, fd_addr
+ LDPAA_ETH_RX_BUFFER_SIZE
);
241 qbman_release_desc_clear(&releasedesc
);
242 qbman_release_desc_set_bpid(&releasedesc
, dflt_dpbp
->dpbp_attr
.bpid
);
243 time_start
= get_timer(0);
245 /* Release buffer into the QBMAN */
246 err
= qbman_swp_release(swp
, &releasedesc
, &fd_addr
, 1);
247 } while (get_timer(time_start
) < timeo
&& err
== -EBUSY
);
250 printf("Rx frame: QBMAN buffer release fails\n");
255 static int ldpaa_eth_pull_dequeue_rx(struct eth_device
*dev
)
257 struct ldpaa_eth_priv
*priv
= (struct ldpaa_eth_priv
*)dev
->priv
;
258 const struct ldpaa_dq
*dq
;
259 const struct dpaa_fd
*fd
;
260 int i
= 5, err
= 0, status
;
261 u32 timeo
= (CONFIG_SYS_HZ
* 2) / 1000;
263 static struct qbman_pull_desc pulldesc
;
264 struct qbman_swp
*swp
= dflt_dpio
->sw_portal
;
267 qbman_pull_desc_clear(&pulldesc
);
268 qbman_pull_desc_set_numframes(&pulldesc
, 1);
269 qbman_pull_desc_set_fq(&pulldesc
, priv
->rx_dflt_fqid
);
271 err
= qbman_swp_pull(swp
, &pulldesc
);
273 printf("Dequeue frames error:0x%08x\n", err
);
277 time_start
= get_timer(0);
280 dq
= qbman_swp_dqrr_next(swp
);
281 } while (get_timer(time_start
) < timeo
&& !dq
);
284 /* Check for valid frame. If not sent a consume
285 * confirmation to QBMAN otherwise give it to NADK
286 * application and then send consume confirmation to
289 status
= (uint8_t)ldpaa_dq_flags(dq
);
290 if ((status
& LDPAA_DQ_STAT_VALIDFRAME
) == 0) {
291 debug("Dequeue RX frames:");
292 debug("No frame delivered\n");
294 qbman_swp_dqrr_consume(swp
, dq
);
298 fd
= ldpaa_dq_fd(dq
);
300 /* Obtain FD and process it */
301 ldpaa_eth_rx(priv
, fd
);
302 qbman_swp_dqrr_consume(swp
, dq
);
306 debug("No DQRR entries\n");
314 static int ldpaa_eth_tx(struct eth_device
*net_dev
, void *buf
, int len
)
316 struct ldpaa_eth_priv
*priv
= (struct ldpaa_eth_priv
*)net_dev
->priv
;
319 int data_offset
, err
;
320 u32 timeo
= (CONFIG_SYS_HZ
* 10) / 1000;
322 struct qbman_swp
*swp
= dflt_dpio
->sw_portal
;
323 struct qbman_eq_desc ed
;
324 struct qbman_release_desc releasedesc
;
326 /* Setup the FD fields */
327 memset(&fd
, 0, sizeof(fd
));
329 data_offset
= priv
->tx_data_offset
;
332 err
= qbman_swp_acquire(dflt_dpio
->sw_portal
,
333 dflt_dpbp
->dpbp_attr
.bpid
,
335 } while (err
== -EBUSY
);
338 printf("qbman_swp_acquire() failed\n");
342 debug("TX data: malloc buffer start=0x%p\n", (u64
*)buffer_start
);
344 memcpy(((uint8_t *)(buffer_start
) + data_offset
), buf
, len
);
346 flush_dcache_range(buffer_start
, buffer_start
+
347 LDPAA_ETH_RX_BUFFER_SIZE
);
349 ldpaa_fd_set_addr(&fd
, (u64
)buffer_start
);
350 ldpaa_fd_set_offset(&fd
, (uint16_t)(data_offset
));
351 ldpaa_fd_set_bpid(&fd
, dflt_dpbp
->dpbp_attr
.bpid
);
352 ldpaa_fd_set_len(&fd
, len
);
354 fd
.simple
.ctrl
= LDPAA_FD_CTRL_ASAL
| LDPAA_FD_CTRL_PTA
|
357 qbman_eq_desc_clear(&ed
);
358 qbman_eq_desc_set_no_orp(&ed
, 0);
359 qbman_eq_desc_set_qd(&ed
, priv
->tx_qdid
, priv
->tx_flow_id
, 0);
361 time_start
= get_timer(0);
363 while (get_timer(time_start
) < timeo
) {
364 err
= qbman_swp_enqueue(swp
, &ed
,
365 (const struct qbman_fd
*)(&fd
));
371 printf("error enqueueing Tx frame\n");
378 qbman_release_desc_clear(&releasedesc
);
379 qbman_release_desc_set_bpid(&releasedesc
, dflt_dpbp
->dpbp_attr
.bpid
);
380 time_start
= get_timer(0);
382 /* Release buffer into the QBMAN */
383 err
= qbman_swp_release(swp
, &releasedesc
, &buffer_start
, 1);
384 } while (get_timer(time_start
) < timeo
&& err
== -EBUSY
);
387 printf("TX data: QBMAN buffer release fails\n");
392 static int ldpaa_eth_open(struct eth_device
*net_dev
, bd_t
*bd
)
394 struct ldpaa_eth_priv
*priv
= (struct ldpaa_eth_priv
*)net_dev
->priv
;
395 struct dpni_queue_attr rx_queue_attr
;
396 struct dpmac_link_state dpmac_link_state
= { 0 };
398 struct dpni_link_state link_state
;
402 phy_interface_t enet_if
;
404 if (net_dev
->state
== ETH_STATE_ACTIVE
)
407 if (get_mc_boot_status() != 0) {
408 printf("ERROR (MC is not booted)\n");
412 if (get_dpl_apply_status() == 0) {
413 printf("ERROR (DPL is deployed. No device available)\n");
417 /* DPMAC initialization */
418 err
= ldpaa_dpmac_setup(priv
);
420 goto err_dpmac_setup
;
424 err
= phy_startup(priv
->phydev
);
426 printf("%s: Could not initialize\n",
427 priv
->phydev
->dev
->name
);
432 priv
->phydev
= (struct phy_device
*)malloc(sizeof(struct phy_device
));
433 memset(priv
->phydev
, 0, sizeof(struct phy_device
));
435 priv
->phydev
->speed
= SPEED_1000
;
436 priv
->phydev
->link
= 1;
437 priv
->phydev
->duplex
= DUPLEX_FULL
;
440 bus
= wriop_get_mdio(priv
->dpmac_id
);
441 enet_if
= wriop_get_enet_if(priv
->dpmac_id
);
443 (enet_if
== PHY_INTERFACE_MODE_XGMII
)) {
444 priv
->phydev
= (struct phy_device
*)
445 malloc(sizeof(struct phy_device
));
446 memset(priv
->phydev
, 0, sizeof(struct phy_device
));
448 priv
->phydev
->speed
= SPEED_10000
;
449 priv
->phydev
->link
= 1;
450 priv
->phydev
->duplex
= DUPLEX_FULL
;
453 if (!priv
->phydev
->link
) {
454 printf("%s: No link.\n", priv
->phydev
->dev
->name
);
459 /* DPMAC binding DPNI */
460 err
= ldpaa_dpmac_bind(priv
);
464 /* DPNI initialization */
465 err
= ldpaa_dpni_setup(priv
);
469 err
= ldpaa_dpbp_setup();
473 /* DPNI binding DPBP */
474 err
= ldpaa_dpni_bind(priv
);
478 err
= dpni_add_mac_addr(dflt_mc_io
, MC_CMD_NO_FLAGS
,
479 dflt_dpni
->dpni_handle
, net_dev
->enetaddr
);
481 printf("dpni_add_mac_addr() failed\n");
485 err
= dpni_enable(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpni
->dpni_handle
);
487 printf("dpni_enable() failed\n");
491 dpmac_link_state
.rate
= priv
->phydev
->speed
;
493 if (priv
->phydev
->autoneg
== AUTONEG_DISABLE
)
494 dpmac_link_state
.options
&= ~DPMAC_LINK_OPT_AUTONEG
;
496 dpmac_link_state
.options
|= DPMAC_LINK_OPT_AUTONEG
;
498 if (priv
->phydev
->duplex
== DUPLEX_HALF
)
499 dpmac_link_state
.options
|= DPMAC_LINK_OPT_HALF_DUPLEX
;
501 dpmac_link_state
.up
= priv
->phydev
->link
;
503 err
= dpmac_set_link_state(dflt_mc_io
, MC_CMD_NO_FLAGS
,
504 priv
->dpmac_handle
, &dpmac_link_state
);
506 printf("dpmac_set_link_state() failed\n");
511 err
= dpni_get_link_state(dflt_mc_io
, MC_CMD_NO_FLAGS
,
512 dflt_dpni
->dpni_handle
, &link_state
);
514 printf("dpni_get_link_state() failed\n");
518 printf("link status: %d - ", link_state
.up
);
519 link_state
.up
== 0 ? printf("down\n") :
520 link_state
.up
== 1 ? printf("up\n") : printf("error state\n");
523 /* TODO: support multiple Rx flows */
524 err
= dpni_get_rx_flow(dflt_mc_io
, MC_CMD_NO_FLAGS
,
525 dflt_dpni
->dpni_handle
, 0, 0, &rx_queue_attr
);
527 printf("dpni_get_rx_flow() failed\n");
531 priv
->rx_dflt_fqid
= rx_queue_attr
.fqid
;
533 err
= dpni_get_qdid(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpni
->dpni_handle
,
536 printf("dpni_get_qdid() failed\n");
540 return priv
->phydev
->link
;
544 dpni_disable(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpni
->dpni_handle
);
548 dpni_close(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpni
->dpni_handle
);
551 dpmac_destroy(dflt_mc_io
, MC_CMD_NO_FLAGS
, priv
->dpmac_handle
);
556 static void ldpaa_eth_stop(struct eth_device
*net_dev
)
558 struct ldpaa_eth_priv
*priv
= (struct ldpaa_eth_priv
*)net_dev
->priv
;
561 struct mii_dev
*bus
= wriop_get_mdio(priv
->dpmac_id
);
564 if ((net_dev
->state
== ETH_STATE_PASSIVE
) ||
565 (net_dev
->state
== ETH_STATE_INIT
))
569 ldpaa_eth_get_dpni_counter();
570 ldpaa_eth_get_dpmac_counter(net_dev
);
573 err
= dprc_disconnect(dflt_mc_io
, MC_CMD_NO_FLAGS
,
574 dflt_dprc_handle
, &dpmac_endpoint
);
576 printf("dprc_disconnect() failed dpmac_endpoint\n");
578 err
= dpmac_destroy(dflt_mc_io
, MC_CMD_NO_FLAGS
, priv
->dpmac_handle
);
580 printf("dpmac_destroy() failed\n");
582 /* Stop Tx and Rx traffic */
583 err
= dpni_disable(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpni
->dpni_handle
);
585 printf("dpni_disable() failed\n");
588 if (priv
->phydev
&& bus
!= NULL
)
589 phy_shutdown(priv
->phydev
);
597 dpni_reset(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpni
->dpni_handle
);
598 dpni_close(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpni
->dpni_handle
);
601 static void ldpaa_dpbp_drain_cnt(int count
)
603 uint64_t buf_array
[7];
610 ret
= qbman_swp_acquire(dflt_dpio
->sw_portal
,
611 dflt_dpbp
->dpbp_attr
.bpid
,
614 printf("qbman_swp_acquire() failed\n");
617 for (i
= 0; i
< ret
; i
++) {
618 addr
= (void *)buf_array
[i
];
619 debug("Free: buffer addr =0x%p\n", addr
);
625 static void ldpaa_dpbp_drain(void)
628 for (i
= 0; i
< LDPAA_ETH_NUM_BUFS
; i
+= 7)
629 ldpaa_dpbp_drain_cnt(7);
632 static int ldpaa_bp_add_7(uint16_t bpid
)
634 uint64_t buf_array
[7];
637 struct qbman_release_desc rd
;
639 for (i
= 0; i
< 7; i
++) {
640 addr
= memalign(LDPAA_ETH_BUF_ALIGN
, LDPAA_ETH_RX_BUFFER_SIZE
);
642 printf("addr allocation failed\n");
645 memset(addr
, 0x00, LDPAA_ETH_RX_BUFFER_SIZE
);
646 flush_dcache_range((u64
)addr
,
647 (u64
)(addr
+ LDPAA_ETH_RX_BUFFER_SIZE
));
649 buf_array
[i
] = (uint64_t)addr
;
650 debug("Release: buffer addr =0x%p\n", addr
);
654 /* In case the portal is busy, retry until successful.
655 * This function is guaranteed to succeed in a reasonable amount
661 qbman_release_desc_clear(&rd
);
662 qbman_release_desc_set_bpid(&rd
, bpid
);
663 } while (qbman_swp_release(dflt_dpio
->sw_portal
, &rd
, buf_array
, i
));
674 static int ldpaa_dpbp_seed(uint16_t bpid
)
679 for (i
= 0; i
< LDPAA_ETH_NUM_BUFS
; i
+= 7) {
680 count
= ldpaa_bp_add_7(bpid
);
682 printf("Buffer Seed= %d\n", count
);
688 static int ldpaa_dpbp_setup(void)
692 err
= dpbp_open(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpbp
->dpbp_attr
.id
,
693 &dflt_dpbp
->dpbp_handle
);
695 printf("dpbp_open() failed\n");
699 err
= dpbp_enable(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpbp
->dpbp_handle
);
701 printf("dpbp_enable() failed\n");
705 err
= dpbp_get_attributes(dflt_mc_io
, MC_CMD_NO_FLAGS
,
706 dflt_dpbp
->dpbp_handle
,
707 &dflt_dpbp
->dpbp_attr
);
709 printf("dpbp_get_attributes() failed\n");
713 err
= ldpaa_dpbp_seed(dflt_dpbp
->dpbp_attr
.bpid
);
715 printf("Buffer seeding failed for DPBP %d (bpid=%d)\n",
716 dflt_dpbp
->dpbp_attr
.id
, dflt_dpbp
->dpbp_attr
.bpid
);
724 dpbp_disable(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpbp
->dpbp_handle
);
726 dpbp_close(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpbp
->dpbp_handle
);
731 static void ldpaa_dpbp_free(void)
734 dpbp_disable(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpbp
->dpbp_handle
);
735 dpbp_reset(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpbp
->dpbp_handle
);
736 dpbp_close(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpbp
->dpbp_handle
);
739 static int ldpaa_dpmac_version_check(struct fsl_mc_io
*mc_io
,
740 struct ldpaa_eth_priv
*priv
)
742 struct dpmac_attr attr
;
745 memset(&attr
, 0, sizeof(struct dpmac_attr
));
746 error
= dpmac_get_attributes(mc_io
, MC_CMD_NO_FLAGS
,
750 if ((attr
.version
.major
!= DPMAC_VER_MAJOR
) ||
751 (attr
.version
.minor
!= DPMAC_VER_MINOR
)) {
752 printf("DPMAC version mismatch found %u.%u,",
753 attr
.version
.major
, attr
.version
.minor
);
754 printf("supported version is %u.%u\n",
755 DPMAC_VER_MAJOR
, DPMAC_VER_MINOR
);
762 static int ldpaa_dpmac_setup(struct ldpaa_eth_priv
*priv
)
765 struct dpmac_cfg dpmac_cfg
;
767 dpmac_cfg
.mac_id
= priv
->dpmac_id
;
768 err
= dpmac_create(dflt_mc_io
, MC_CMD_NO_FLAGS
, &dpmac_cfg
,
769 &priv
->dpmac_handle
);
771 printf("dpmac_create() failed\n");
773 err
= ldpaa_dpmac_version_check(dflt_mc_io
, priv
);
775 printf("ldpaa_dpmac_version_check() failed: %d\n", err
);
780 static int ldpaa_dpmac_bind(struct ldpaa_eth_priv
*priv
)
783 struct dprc_connection_cfg dprc_connection_cfg
= {
784 /* If both rates are zero the connection */
785 /* will be configured in "best effort" mode. */
791 struct dprc_endpoint dbg_endpoint
;
795 memset(&dpmac_endpoint
, 0, sizeof(struct dprc_endpoint
));
796 strcpy(dpmac_endpoint
.type
, "dpmac");
797 dpmac_endpoint
.id
= priv
->dpmac_id
;
799 memset(&dpni_endpoint
, 0, sizeof(struct dprc_endpoint
));
800 strcpy(dpni_endpoint
.type
, "dpni");
801 dpni_endpoint
.id
= dflt_dpni
->dpni_id
;
803 err
= dprc_connect(dflt_mc_io
, MC_CMD_NO_FLAGS
,
807 &dprc_connection_cfg
);
809 printf("dprc_connect() failed\n");
812 err
= dprc_get_connection(dflt_mc_io
, MC_CMD_NO_FLAGS
,
813 dflt_dprc_handle
, &dpni_endpoint
,
814 &dbg_endpoint
, &state
);
815 printf("%s, DPMAC Type= %s\n", __func__
, dbg_endpoint
.type
);
816 printf("%s, DPMAC ID= %d\n", __func__
, dbg_endpoint
.id
);
817 printf("%s, DPMAC State= %d\n", __func__
, state
);
819 memset(&dbg_endpoint
, 0, sizeof(struct dprc_endpoint
));
820 err
= dprc_get_connection(dflt_mc_io
, MC_CMD_NO_FLAGS
,
821 dflt_dprc_handle
, &dpmac_endpoint
,
822 &dbg_endpoint
, &state
);
823 printf("%s, DPNI Type= %s\n", __func__
, dbg_endpoint
.type
);
824 printf("%s, DPNI ID= %d\n", __func__
, dbg_endpoint
.id
);
825 printf("%s, DPNI State= %d\n", __func__
, state
);
830 static int ldpaa_dpni_setup(struct ldpaa_eth_priv
*priv
)
834 /* and get a handle for the DPNI this interface is associate with */
835 err
= dpni_open(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpni
->dpni_id
,
836 &dflt_dpni
->dpni_handle
);
838 printf("dpni_open() failed\n");
842 err
= dpni_get_attributes(dflt_mc_io
, MC_CMD_NO_FLAGS
,
843 dflt_dpni
->dpni_handle
,
844 &dflt_dpni
->dpni_attrs
);
846 printf("dpni_get_attributes() failed (err=%d)\n", err
);
850 /* Configure our buffers' layout */
851 dflt_dpni
->buf_layout
.options
= DPNI_BUF_LAYOUT_OPT_PARSER_RESULT
|
852 DPNI_BUF_LAYOUT_OPT_FRAME_STATUS
|
853 DPNI_BUF_LAYOUT_OPT_PRIVATE_DATA_SIZE
|
854 DPNI_BUF_LAYOUT_OPT_DATA_ALIGN
;
855 dflt_dpni
->buf_layout
.pass_parser_result
= true;
856 dflt_dpni
->buf_layout
.pass_frame_status
= true;
857 dflt_dpni
->buf_layout
.private_data_size
= LDPAA_ETH_SWA_SIZE
;
858 /* HW erratum mandates data alignment in multiples of 256 */
859 dflt_dpni
->buf_layout
.data_align
= LDPAA_ETH_BUF_ALIGN
;
861 err
= dpni_set_rx_buffer_layout(dflt_mc_io
, MC_CMD_NO_FLAGS
,
862 dflt_dpni
->dpni_handle
,
863 &dflt_dpni
->buf_layout
);
865 printf("dpni_set_rx_buffer_layout() failed");
870 /* remove Rx-only options */
871 dflt_dpni
->buf_layout
.options
&= ~(DPNI_BUF_LAYOUT_OPT_DATA_ALIGN
|
872 DPNI_BUF_LAYOUT_OPT_PARSER_RESULT
);
873 err
= dpni_set_tx_buffer_layout(dflt_mc_io
, MC_CMD_NO_FLAGS
,
874 dflt_dpni
->dpni_handle
,
875 &dflt_dpni
->buf_layout
);
877 printf("dpni_set_tx_buffer_layout() failed");
881 /* ... tx-confirm. */
882 dflt_dpni
->buf_layout
.options
&= ~DPNI_BUF_LAYOUT_OPT_PRIVATE_DATA_SIZE
;
883 err
= dpni_set_tx_conf_buffer_layout(dflt_mc_io
, MC_CMD_NO_FLAGS
,
884 dflt_dpni
->dpni_handle
,
885 &dflt_dpni
->buf_layout
);
887 printf("dpni_set_tx_conf_buffer_layout() failed");
891 /* Now that we've set our tx buffer layout, retrieve the minimum
892 * required tx data offset.
894 err
= dpni_get_tx_data_offset(dflt_mc_io
, MC_CMD_NO_FLAGS
,
895 dflt_dpni
->dpni_handle
,
896 &priv
->tx_data_offset
);
898 printf("dpni_get_tx_data_offset() failed\n");
899 goto err_data_offset
;
902 /* Warn in case TX data offset is not multiple of 64 bytes. */
903 WARN_ON(priv
->tx_data_offset
% 64);
905 /* Accomodate SWA space. */
906 priv
->tx_data_offset
+= LDPAA_ETH_SWA_SIZE
;
907 debug("priv->tx_data_offset=%d\n", priv
->tx_data_offset
);
914 dpni_close(dflt_mc_io
, MC_CMD_NO_FLAGS
, dflt_dpni
->dpni_handle
);
919 static int ldpaa_dpni_bind(struct ldpaa_eth_priv
*priv
)
921 struct dpni_pools_cfg pools_params
;
922 struct dpni_tx_flow_cfg dflt_tx_flow
;
923 struct dpni_tx_conf_cfg tx_conf_cfg
;
926 memset(&pools_params
, 0, sizeof(pools_params
));
927 pools_params
.num_dpbp
= 1;
928 pools_params
.pools
[0].dpbp_id
= (uint16_t)dflt_dpbp
->dpbp_attr
.id
;
929 pools_params
.pools
[0].buffer_size
= LDPAA_ETH_RX_BUFFER_SIZE
;
930 err
= dpni_set_pools(dflt_mc_io
, MC_CMD_NO_FLAGS
,
931 dflt_dpni
->dpni_handle
, &pools_params
);
933 printf("dpni_set_pools() failed\n");
937 priv
->tx_flow_id
= DPNI_NEW_FLOW_ID
;
938 memset(&dflt_tx_flow
, 0, sizeof(dflt_tx_flow
));
940 dflt_tx_flow
.use_common_tx_conf_queue
= 0;
941 err
= dpni_set_tx_flow(dflt_mc_io
, MC_CMD_NO_FLAGS
,
942 dflt_dpni
->dpni_handle
, &priv
->tx_flow_id
,
945 printf("dpni_set_tx_flow() failed\n");
949 memset(&tx_conf_cfg
, 0, sizeof(struct dpni_tx_conf_cfg
));
950 tx_conf_cfg
.errors_only
= true;
951 /*Set tx-conf and error configuration*/
952 err
= dpni_set_tx_conf(dflt_mc_io
, MC_CMD_NO_FLAGS
,
953 dflt_dpni
->dpni_handle
,
954 priv
->tx_flow_id
, &tx_conf_cfg
);
956 printf("dpni_set_tx_conf() failed\n");
963 static int ldpaa_eth_netdev_init(struct eth_device
*net_dev
,
964 phy_interface_t enet_if
)
967 struct ldpaa_eth_priv
*priv
= (struct ldpaa_eth_priv
*)net_dev
->priv
;
969 sprintf(net_dev
->name
, "DPMAC%d@%s", priv
->dpmac_id
,
970 phy_interface_strings
[enet_if
]);
973 net_dev
->init
= ldpaa_eth_open
;
974 net_dev
->halt
= ldpaa_eth_stop
;
975 net_dev
->send
= ldpaa_eth_tx
;
976 net_dev
->recv
= ldpaa_eth_pull_dequeue_rx
;
979 err
= init_phy(net_dev
);
984 err
= eth_register(net_dev
);
986 printf("eth_register() = %d\n", err
);
993 int ldpaa_eth_init(int dpmac_id
, phy_interface_t enet_if
)
995 struct eth_device
*net_dev
= NULL
;
996 struct ldpaa_eth_priv
*priv
= NULL
;
1001 net_dev
= (struct eth_device
*)malloc(sizeof(struct eth_device
));
1003 printf("eth_device malloc() failed\n");
1006 memset(net_dev
, 0, sizeof(struct eth_device
));
1008 /* alloc the ldpaa ethernet private struct */
1009 priv
= (struct ldpaa_eth_priv
*)malloc(sizeof(struct ldpaa_eth_priv
));
1011 printf("ldpaa_eth_priv malloc() failed\n");
1014 memset(priv
, 0, sizeof(struct ldpaa_eth_priv
));
1016 net_dev
->priv
= (void *)priv
;
1017 priv
->net_dev
= (struct eth_device
*)net_dev
;
1018 priv
->dpmac_id
= dpmac_id
;
1019 debug("%s dpmac_id=%d\n", __func__
, dpmac_id
);
1021 err
= ldpaa_eth_netdev_init(net_dev
, enet_if
);
1023 goto err_netdev_init
;
1025 debug("ldpaa ethernet: Probed interface %s\n", net_dev
->name
);
1030 net_dev
->priv
= NULL
;