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Commit f45c8dc8 authored by Dean Luick's avatar Dean Luick Committed by Doug Ledford
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staging/rdma/hfi1: Report physical state changes per device instead of globally 



Make physical state change reporting be per-device, not global
to reduce excessive reports of "physical state changed"

Reviewed-by: default avatarDennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: default avatarDean Luick <dean.luick@intel.com>
Signed-off-by: default avatarJubin John <jubin.john@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent c7cbf2fa

drivers/staging/rdma/hfi1/chip.c

+3 −3
Original line number Diff line number Diff line
@@ -12201,18 +12201,17 @@ static int wait_logical_linkstate(struct hfi1_pportdata *ppd, u32 state, 


u8 hfi1_ibphys_portstate(struct hfi1_pportdata *ppd)

{

	static u32 remembered_state = 0xff;

	u32 pstate;

	u32 ib_pstate;



	pstate = read_physical_state(ppd->dd);

	ib_pstate = chip_to_opa_pstate(ppd->dd, pstate);

	if (remembered_state != ib_pstate) {

	if (ppd->last_pstate != ib_pstate) {

		dd_dev_info(ppd->dd,

			"%s: physical state changed to %s (0x%x), phy 0x%x\n",

			__func__, opa_pstate_name(ib_pstate), ib_pstate,

			pstate);

		remembered_state = ib_pstate;

		ppd->last_pstate = ib_pstate;

	}

	return ib_pstate;

}
@@ -14019,6 +14018,7 @@ struct hfi1_devdata *hfi1_init_dd(struct pci_dev *pdev, 
		/* start in offline */

		ppd->host_link_state = HLS_DN_OFFLINE;

		init_vl_arb_caches(ppd);

		ppd->last_pstate = 0xff; /* invalid value */

	}



	dd->link_default = HLS_DN_POLL;

drivers/staging/rdma/hfi1/hfi.h

+1 −0
Original line number Diff line number Diff line
@@ -663,6 +663,7 @@ struct hfi1_pportdata { 
	u8 link_enabled;	/* link enabled? */

	u8 linkinit_reason;

	u8 local_tx_rate;	/* rate given to 8051 firmware */

	u8 last_pstate;		/* info only */



	/* placeholders for IB MAD packet settings */

	u8 overrun_threshold;