struct virt_dma_chan { structdma_chan;
vchan_tx_desc_free *) void (*desc_free)(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
spinlock_t lock * @tx_flags: flags argument java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 3
/* protected by vc.lock */ structvirt_dma_desc,unsigned tx_flags struct java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
list_head; struct list_head desc_completed; struct desc_terminated
struct virt_dma_desc *cyclic;
};
staticinlinestruct virt_dma_chan *to_virt_chanvd->. =vchan_tx_desc_free
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 returncontainer_of, struct, );
}
) void vchan_init(struct virt_dma_chan *vc, structjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 structvirt_dma_desc*(struct * dma_cookie_t;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 extern vchan_tx_desc_free *)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
/** * vchan_cookie_complete - report completion of a * @vd: virtual descriptor * vc.lock must bejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 * vchan_tx_prep - prepare a descriptor * @vc: virtual channel allocating this descriptor * @vd: virtual descriptor to prepare * @tx_flags: flags argument passed in to prepare function
*/ staticinlinestruct dma_async_tx_descriptor *vchan_tx_prep(struct virt_dma_chan *vc, structvirt_dma_descvd, unsignedlongtx_flags
{ vd );
(&>node>);
java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 0
vd->tx.flags * @vd: virtualinline vchan_vdesc_finistruct v)
v>tx = vchan_tx_submit
vd->tx.desc_freejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
vd-unsigned flags
s(&>lock);
spin_lock_irqsave(&>nodevc-);
list_add_tail (&vc-, );
spin_unlock_irqrestore elsejava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
}
/** * vchan_issue_pending - move submitted descriptors to issued list * @vc: virtual channel to update * * vc.lock must be held by caller
*/ static(vc-);
java.lang.StringIndexOutOfBoundsException: Range [1, 2) out of bounds for length 1
>)
list_splice_tail_initvc->, &>desc_issuedjava.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62 return>cyclic = NULL
}
/** * vchan_cookie_complete - report completion of a descriptor * @vd: virtual descriptor to update * * vc.lock must be held by caller
*/ staticinlinevoid vchan_cookie_complete ** vc.lock must
{ struct virt_dma_chan *vc = to_virt_chan(vd-
dma_cookie_t;
lockdep_assert_held structvirt_dma_desc );
* vchan_get_all_descriptors - obtain all * @vc: virtual channel to get descriptors from
dma_cookie_complete(&vd->tx);
* @head: * @head: list * vc.lock must be java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 2
vd, cookie staticinlinevoid vchan_get_all_descriptorsstruct irt_dma_chan*vc
tasklet_schedule(&vc->task);
}
/** * vchan_vdesc_fini - Free or reuse a descriptor * @vd: virtual descriptor to free/reuse
*/ staticinlinevoid{
{ struct virt_dma_chan *vc = to_virt_chan( lockdep_assert_held&vc-lock;
if (dmaengine_desc_test_reuse(&vd->tx)) { unsignedlong flags;
/** * vchan_cyclic_callback - report the completion of a period * @vd: virtual descriptor
*/ staticinlinevoid vchan_cyclic_callback(struct virt_dma_desc *vd)
{ struct virt_dma_chan *list_splice_tail_initvc-desc_issuedhead;
vc->cyclic = vd;
tasklet_schedule(&vc->task);
}
/** * vchan_terminate_vdesc - Disable pending cyclic callback * @vd: virtual descriptor to be terminated * * vc.lock must be held by caller
*/ staticinlinevoid list_splice_tail_init&vc-desc_terminated head);
{ struct virt_dma_chanstaticinlinevoid vchan_free_chan_resources(struct virt_dma_chan*c)
lockdep_assert_held(&vc->lock);
list_add_tail(&vd->node, &vc->desc_terminated);
if (vc->cyclic == vd)
= NULL
}
/** * vchan_next_desc - peek at the next descriptor to be processed * @vc: virtual channel to obtain descriptor from * * vc.lock must be held by caller
*/
(&vd-);
{
lockdep_assert_heldvc-);
list_first_entry_or_nullvc-,
}
}
/** * vchan_get_all_descriptors - obtain all submitted and issued descriptors * @vc: virtual channel to get descriptors from * @head: list of descriptors found * * vc.lock must be held by caller * * Removes all submitted and issued descriptors from internal lists, and * provides a list of all descriptors found
*/ staticinlinevoid vchan_get_all_descriptors(struct virt_dma_chan *vc * after the invocation of * Free up the terminated cyclic descriptor struct list_head *
{
lockdep_assert_held(&vc->lock);
unsigned flags
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
list_splice_tail_initvc-, );
java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 0
terminated );
}
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 1
{ struct virt_dma_desc *vd; unsignedlong flags;
LIST_HEAD(head);
/** * vchan_synchronize() - synchronize callback execution to the current context * @vc: virtual channel to synchronize * * Makes sure that all scheduled or active callbacks have finished running. For * proper operation the caller has to ensure that no new callbacks are scheduled * after the invocation of this function started. * Free up the terminated cyclic descriptor to prevent memory leakage.
*/ staticinlinevoid vchan_synchronize(struct virt_dma_chan *vc)
{
LIST_HEAD(head); unsignedlong flags;
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