コード例 #1
0
ファイル: adf_acceldev_isr.c プロジェクト: lecoq/qat_c2xxx
/*
 * adf_isr_resource_alloc
 * Allocate the required ISR services.
 */
int adf_isr_resource_alloc(icp_accel_dev_t *accel_dev)
{
        int status = SUCCESS, flags = 0;

        /* setup bottom half handlers */
        adf_setup_bh(accel_dev);
        adf_setup_pf2vf_bh(accel_dev);

        /* Try to enable MSIX or MSI mode */
        status = adf_enable_msi(&accel_dev->pciAccelDev);
        if( SUCCESS != status ) {
                ADF_ERROR("failed request_irq %d, status=%d\n",
                           accel_dev->pciAccelDev.irq, status);
        }
        if (accel_dev->pciAccelDev.irq) {
                status = request_irq(accel_dev->pciAccelDev.irq,
                                     adf_isr,
                                     flags, adf_driver_name,
                                     (void*)accel_dev);
                if( SUCCESS != status ) {
                        ADF_ERROR("failed request_irq %d, status=%d\n",
                                   accel_dev->pciAccelDev.irq, status);
                        adf_isr_resource_free(accel_dev);
                }
        }
        return status;
}
コード例 #2
0
ファイル: adf_isr.c プロジェクト: ravi-vid/linux-xlnx
int adf_isr_resource_alloc(struct adf_accel_dev *accel_dev)
{
    int ret;

    ret = adf_isr_alloc_msix_entry_table(accel_dev);
    if (ret)
        return ret;
    if (adf_enable_msix(accel_dev))
        goto err_out;

    if (adf_setup_bh(accel_dev))
        goto err_out;

    if (adf_request_irqs(accel_dev))
        goto err_out;

    return 0;
err_out:
    adf_isr_resource_free(accel_dev);
    return -EFAULT;
}