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Add ability to perform a firmware reset during driver initialization.

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Required by Lancer Gen 5 hardware.

Submitted by:	Ram Kishore Vegesna <ram.vegesna@broadcom.com>
Obtained from:	Broadcom
This commit is contained in:
Josh Paetzel 2018-05-01 17:39:20 +00:00
parent 20f85b1ddd
commit dced0d1821
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=333146
2 changed files with 56 additions and 17 deletions
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1
sys/dev/oce/oce_if.h
View File

@ -1016,6 +1016,7 @@ void oce_free_lro(POCE_SOFTC sc);
* Mailbox functions
************************************************************/
int oce_fw_clean(POCE_SOFTC sc);
int oce_wait_ready(POCE_SOFTC sc);
int oce_reset_fun(POCE_SOFTC sc);
int oce_mbox_init(POCE_SOFTC sc);
int oce_mbox_dispatch(POCE_SOFTC sc, uint32_t tmo_sec);

72
sys/dev/oce/oce_mbox.c
View File

@ -43,6 +43,34 @@
#include "oce_if.h"
extern uint32_t sfp_vpd_dump_buffer[TRANSCEIVER_DATA_NUM_ELE];
int
oce_wait_ready(POCE_SOFTC sc)
{
#define SLIPORT_READY_TIMEOUT 30000
uint32_t sliport_status, i;
if (!IS_XE201(sc))
return (-1);
for (i = 0; i < SLIPORT_READY_TIMEOUT; i++) {
sliport_status = OCE_READ_REG32(sc, db, SLIPORT_STATUS_OFFSET);
if (sliport_status & SLIPORT_STATUS_RDY_MASK)
return 0;
if (sliport_status & SLIPORT_STATUS_ERR_MASK &&
!(sliport_status & SLIPORT_STATUS_RN_MASK)) {
device_printf(sc->dev, "Error detected in the card\n");
return EIO;
}
DELAY(1000);
}
device_printf(sc->dev, "Firmware wait timed out\n");
return (-1);
}
/**
* @brief Reset (firmware) common function
* @param sc software handle to the device
@ -56,27 +84,37 @@ oce_reset_fun(POCE_SOFTC sc)
struct ioctl_common_function_reset *fwcmd;
int rc = 0;
if (sc->flags & OCE_FLAGS_FUNCRESET_RQD) {
mb = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
mbx = &mb->mbx;
bzero(mbx, sizeof(struct oce_mbx));
if (IS_XE201(sc)) {
OCE_WRITE_REG32(sc, db, SLIPORT_CONTROL_OFFSET,
SLI_PORT_CONTROL_IP_MASK);
fwcmd = (struct ioctl_common_function_reset *)&mbx->payload;
mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
MBX_SUBSYSTEM_COMMON,
OPCODE_COMMON_FUNCTION_RESET,
10, /* MBX_TIMEOUT_SEC */
sizeof(struct
ioctl_common_function_reset),
OCE_MBX_VER_V0);
rc = oce_wait_ready(sc);
if (rc) {
device_printf(sc->dev, "Firmware reset Failed\n");
}
mbx->u0.s.embedded = 1;
mbx->payload_length =
sizeof(struct ioctl_common_function_reset);
rc = oce_mbox_dispatch(sc, 2);
return rc;
}
mb = OCE_DMAPTR(&sc->bsmbx, struct oce_bmbx);
mbx = &mb->mbx;
bzero(mbx, sizeof(struct oce_mbx));
fwcmd = (struct ioctl_common_function_reset *)&mbx->payload;
mbx_common_req_hdr_init(&fwcmd->hdr, 0, 0,
MBX_SUBSYSTEM_COMMON,
OPCODE_COMMON_FUNCTION_RESET,
10, /* MBX_TIMEOUT_SEC */
sizeof(struct
ioctl_common_function_reset),
OCE_MBX_VER_V0);
mbx->u0.s.embedded = 1;
mbx->payload_length =
sizeof(struct ioctl_common_function_reset);
rc = oce_mbox_dispatch(sc, 2);
return rc;
}