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Commit a453698b authored by Dean Luick's avatar Dean Luick Committed by Doug Ledford
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IB/hfi1: Change thermal init to use resource reservation 



Use the resource reservation system to flag that the ASIC
thermal has been initialized.

Reviewed-by: default avatarMitko Haralanov <mitko.haralanov@intel.com>
Reviewed-by: default avatarEaswar Hariharan <easwar.hariharan@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 765a6fac

drivers/staging/rdma/hfi1/chip.c

+7 −1
Original line number Diff line number Diff line
@@ -14331,7 +14331,7 @@ static int thermal_init(struct hfi1_devdata *dd) 
	int ret = 0;



	if (dd->icode != ICODE_RTL_SILICON ||

	    !(dd->flags & HFI1_DO_INIT_ASIC))

	    check_chip_resource(dd, CR_THERM_INIT, NULL))

		return ret;



	ret = acquire_chip_resource(dd, CR_SBUS, SBUS_TIMEOUT);
@@ -14386,6 +14386,12 @@ static int thermal_init(struct hfi1_devdata *dd) 


	/* Enable polling of thermal readings */

	write_csr(dd, ASIC_CFG_THERM_POLL_EN, 0x1);



	/* Set initialized flag */

	ret = acquire_chip_resource(dd, CR_THERM_INIT, 0);

	if (ret)

		THERM_FAILURE(dd, ret, "Unable to set thermal init flag");



done:

	release_chip_resource(dd, CR_SBUS);

	return ret;