| efx_mcdi.c (250460) | efx_mcdi.c (278839) |
|---|---|
| 1/*- 2 * Copyright 2008-2009 Solarflare Communications Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 10 unchanged lines hidden (view full) --- 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 */ 25 26#include <sys/cdefs.h> | 1/*- 2 * Copyright 2008-2009 Solarflare Communications Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 10 unchanged lines hidden (view full) --- 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 */ 25 26#include <sys/cdefs.h> |
| 27__FBSDID("$FreeBSD: head/sys/dev/sfxge/common/efx_mcdi.c 250460 2013-05-10 16:41:26Z eadler $"); | 27__FBSDID("$FreeBSD: head/sys/dev/sfxge/common/efx_mcdi.c 278839 2015-02-16 06:12:04Z arybchik $"); |
| 28 29#include "efsys.h" 30#include "efx.h" 31#include "efx_types.h" 32#include "efx_regs.h" 33#include "efx_regs_mcdi.h" 34#include "efx_impl.h" 35 36#if EFSYS_OPT_MCDI 37 38/* Shared memory layout */ 39 40#define MCDI_P1_DBL_OFST 0x0 41#define MCDI_P2_DBL_OFST 0x1 42#define MCDI_P1_PDU_OFST 0x2 43#define MCDI_P2_PDU_OFST 0x42 44#define MCDI_P1_REBOOT_OFST 0x1fe 45#define MCDI_P2_REBOOT_OFST 0x1ff 46 | 28 29#include "efsys.h" 30#include "efx.h" 31#include "efx_types.h" 32#include "efx_regs.h" 33#include "efx_regs_mcdi.h" 34#include "efx_impl.h" 35 36#if EFSYS_OPT_MCDI 37 38/* Shared memory layout */ 39 40#define MCDI_P1_DBL_OFST 0x0 41#define MCDI_P2_DBL_OFST 0x1 42#define MCDI_P1_PDU_OFST 0x2 43#define MCDI_P2_PDU_OFST 0x42 44#define MCDI_P1_REBOOT_OFST 0x1fe 45#define MCDI_P2_REBOOT_OFST 0x1ff 46 |
| 47/* A reboot/assertion causes the MCDI status word to be set after the | 47/* 48 * A reboot/assertion causes the MCDI status word to be set after the |
| 48 * command word is set or a REBOOT event is sent. If we notice a reboot 49 * via these mechanisms then wait 10ms for the status word to be set. 50 */ 51#define MCDI_STATUS_SLEEP_US 10000 52 53 void 54efx_mcdi_request_start( 55 __in efx_nic_t *enp, --- 398 unchanged lines hidden (view full) --- 454 if (emrp != NULL && emip->emi_ev_cpl) { 455 emip->emi_pending_req = NULL; 456 457 emrp->emr_out_length_used = 0; 458 emrp->emr_rc = rc; 459 ++emip->emi_aborted; 460 } 461 | 49 * command word is set or a REBOOT event is sent. If we notice a reboot 50 * via these mechanisms then wait 10ms for the status word to be set. 51 */ 52#define MCDI_STATUS_SLEEP_US 10000 53 54 void 55efx_mcdi_request_start( 56 __in efx_nic_t *enp, --- 398 unchanged lines hidden (view full) --- 455 if (emrp != NULL && emip->emi_ev_cpl) { 456 emip->emi_pending_req = NULL; 457 458 emrp->emr_out_length_used = 0; 459 emrp->emr_rc = rc; 460 ++emip->emi_aborted; 461 } 462 |
| 462 /* Since we're running in parallel with a request, consume the | 463 /* 464 * Since we're running in parallel with a request, consume the |
| 463 * status word before dropping the lock. 464 */ 465 if (rc == EIO || rc == EINTR) { 466 EFSYS_SPIN(MCDI_STATUS_SLEEP_US); 467 (void) efx_mcdi_poll_reboot(enp); 468 } 469 470 EFSYS_UNLOCK(enp->en_eslp, state); --- 266 unchanged lines hidden --- | 465 * status word before dropping the lock. 466 */ 467 if (rc == EIO || rc == EINTR) { 468 EFSYS_SPIN(MCDI_STATUS_SLEEP_US); 469 (void) efx_mcdi_poll_reboot(enp); 470 } 471 472 EFSYS_UNLOCK(enp->en_eslp, state); --- 266 unchanged lines hidden --- |