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Commit 25c6ffb2 authored by Tadeusz Struk's avatar Tadeusz Struk Committed by Herbert Xu
Browse files

crypto: qat - check if PF is running 



Before VF sends a signal to PF it should check if PF
is still running.

Tested-by: default avatarSuman Bangalore Sathyanarayana <sumanx.bangalore.sathyanarayana@intel.com>
Signed-off-by: default avatarTadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 02dc8d63

drivers/crypto/qat/qat_c3xxxvf/adf_drv.c

+2 −0
Original line number Diff line number Diff line
@@ -238,6 +238,8 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 
	if (ret)

		goto out_err_free_reg;



	set_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status);



	ret = adf_dev_init(accel_dev);

	if (ret)

		goto out_err_dev_shutdown;

drivers/crypto/qat/qat_c62xvf/adf_drv.c

+2 −0
Original line number Diff line number Diff line
@@ -238,6 +238,8 @@ static int adf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 
	if (ret)

		goto out_err_free_reg;



	set_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status);



	ret = adf_dev_init(accel_dev);

	if (ret)

		goto out_err_dev_shutdown;

drivers/crypto/qat/qat_common/adf_common_drv.h

+1 −1
Original line number Diff line number Diff line
@@ -67,7 +67,7 @@ 
#define ADF_STATUS_AE_INITIALISED 4

#define ADF_STATUS_AE_UCODE_LOADED 5

#define ADF_STATUS_AE_STARTED 6

#define ADF_STATUS_ORPHAN_TH_RUNNING 7

#define ADF_STATUS_PF_RUNNING 7

#define ADF_STATUS_IRQ_ALLOCATED 8



enum adf_dev_reset_mode {

drivers/crypto/qat/qat_common/adf_vf2pf_msg.c

+5 −3
Original line number Diff line number Diff line
@@ -66,6 +66,7 @@ int adf_vf2pf_init(struct adf_accel_dev *accel_dev) 
			"Failed to send Init event to PF\n");

		return -EFAULT;

	}

	set_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status);

	return 0;

}

EXPORT_SYMBOL_GPL(adf_vf2pf_init);
@@ -83,6 +84,7 @@ void adf_vf2pf_shutdown(struct adf_accel_dev *accel_dev) 
	u32 msg = (ADF_VF2PF_MSGORIGIN_SYSTEM |

	    (ADF_VF2PF_MSGTYPE_SHUTDOWN << ADF_VF2PF_MSGTYPE_SHIFT));



	if (test_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status))

		if (adf_iov_putmsg(accel_dev, msg, 0))

			dev_err(&GET_DEV(accel_dev),

				"Failed to send Shutdown event to PF\n");

drivers/crypto/qat/qat_common/adf_vf_isr.c

+2 −0
Original line number Diff line number Diff line
@@ -135,6 +135,8 @@ static void adf_pf2vf_bh_handler(void *data) 
		dev_dbg(&GET_DEV(accel_dev),

			"Restarting msg received from PF 0x%x\n", msg);



		clear_bit(ADF_STATUS_PF_RUNNING, &accel_dev->status);



		stop_data = kzalloc(sizeof(*stop_data), GFP_ATOMIC);

		if (!stop_data) {

			dev_err(&GET_DEV(accel_dev),