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dmaengine: idxd: idxd: move remove() bits for idxd 'struct device' to device.c

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Move the code related to a ->remove() function for the idxd
'struct device' to device.c to prep for the idxd device
sub-driver in device.c.

Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/162637464768.744545.15797285510999151668.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Dave Jiang 2021-07-15 11:44:07 -07:00 • committed by Vinod Koul
parent bd42805b5d
commit 745e92a6d8
3 changed files with 24 additions and 19 deletions
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22
drivers/dma/idxd/device.c
View file

@ -1327,3 +1327,25 @@ int idxd_device_drv_probe(struct idxd_dev *idxd_dev)
return 0; return 0;
} }
void idxd_device_drv_remove(struct idxd_dev *idxd_dev)
{
struct device *dev = &idxd_dev->conf_dev;
struct idxd_device *idxd = idxd_dev_to_idxd(idxd_dev);
int i;
for (i = 0; i < idxd->max_wqs; i++) {
struct idxd_wq *wq = idxd->wqs[i];
struct device *wq_dev = wq_confdev(wq);
if (wq->state == IDXD_WQ_DISABLED)
continue;
dev_warn(dev, "Active wq %d on disable %s.\n", i, dev_name(wq_dev));
device_release_driver(wq_dev);
}
idxd_unregister_dma_device(idxd);
idxd_device_disable(idxd);
if (test_bit(IDXD_FLAG_CONFIGURABLE, &idxd->flags))
idxd_device_reset(idxd);
}

1
drivers/dma/idxd/idxd.h
View file

@ -499,6 +499,7 @@ void idxd_unmask_msix_vector(struct idxd_device *idxd, int vec_id);
/* device control */ /* device control */
int idxd_device_drv_probe(struct idxd_dev *idxd_dev); int idxd_device_drv_probe(struct idxd_dev *idxd_dev);
void idxd_device_drv_remove(struct idxd_dev *idxd_dev);
int drv_enable_wq(struct idxd_wq *wq); int drv_enable_wq(struct idxd_wq *wq);
void drv_disable_wq(struct idxd_wq *wq); void drv_disable_wq(struct idxd_wq *wq);
int idxd_device_init_reset(struct idxd_device *idxd); int idxd_device_init_reset(struct idxd_device *idxd);

20
drivers/dma/idxd/sysfs.c
View file

@ -66,26 +66,8 @@ static int idxd_dsa_drv_probe(struct idxd_dev *idxd_dev)
static void idxd_dsa_drv_remove(struct idxd_dev *idxd_dev) static void idxd_dsa_drv_remove(struct idxd_dev *idxd_dev)
{ {
struct device *dev = &idxd_dev->conf_dev;
if (is_idxd_dev(idxd_dev)) { if (is_idxd_dev(idxd_dev)) {
struct idxd_device *idxd = idxd_dev_to_idxd(idxd_dev); idxd_device_drv_remove(idxd_dev);
int i;
for (i = 0; i < idxd->max_wqs; i++) {
struct idxd_wq *wq = idxd->wqs[i];
if (wq->state == IDXD_WQ_DISABLED)
continue;
dev_warn(dev, "Active wq %d on disable %s.\n", i,
dev_name(wq_confdev(wq)));
device_release_driver(wq_confdev(wq));
}
idxd_unregister_dma_device(idxd);
idxd_device_disable(idxd);
if (test_bit(IDXD_FLAG_CONFIGURABLE, &idxd->flags))
idxd_device_reset(idxd);
return; return;
} }