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Location: vmkdrivers/vmkdrivers/src_9/drivers/net/enic/vnic_intr.c - annotation
bd21c8aa7237
2.1 KiB
text/x-csrc
ESXi-6.0.0b
0d186246d211 763922b5834e 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 763922b5834e 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 95e39e5412bd 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 95e39e5412bd 0d186246d211 95e39e5412bd 95e39e5412bd 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 0d186246d211 | /*
* Copyright 2008-2010 Cisco Systems, Inc. All rights reserved.
* Copyright 2007 Nuova Systems, Inc. All rights reserved.
*
* This program is free software; you may redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include "kcompat.h"
#include "vnic_dev.h"
#include "vnic_intr.h"
void vnic_intr_free(struct vnic_intr *intr)
{
intr->ctrl = NULL;
}
int vnic_intr_alloc(struct vnic_dev *vdev, struct vnic_intr *intr,
unsigned int index)
{
intr->index = index;
intr->vdev = vdev;
intr->ctrl = vnic_dev_get_res(vdev, RES_TYPE_INTR_CTRL, index);
if (!intr->ctrl) {
pr_err("Failed to hook INTR[%d].ctrl resource\n", index);
return -EINVAL;
}
return 0;
}
void vnic_intr_init(struct vnic_intr *intr, u32 coalescing_timer,
unsigned int coalescing_type, unsigned int mask_on_assertion)
{
vnic_intr_coalescing_timer_set(intr, coalescing_timer);
iowrite32(coalescing_type, &intr->ctrl->coalescing_type);
iowrite32(mask_on_assertion, &intr->ctrl->mask_on_assertion);
iowrite32(0, &intr->ctrl->int_credits);
}
void vnic_intr_coalescing_timer_set(struct vnic_intr *intr,
u32 coalescing_timer)
{
iowrite32(vnic_dev_intr_coal_timer_usec_to_hw(intr->vdev,
coalescing_timer), &intr->ctrl->coalescing_timer);
}
void vnic_intr_clean(struct vnic_intr *intr)
{
iowrite32(0, &intr->ctrl->int_credits);
}
void vnic_intr_raise(struct vnic_intr *intr)
{
vnic_dev_raise_intr(intr->vdev, (u16)intr->index);
}
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