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raw/ioat: allow perform operations function to return error

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Change the return type for the rte_ioat_perform_ops() function from void to
int to allow the possibility of returning an error code in future, should
it be necessary.

Signed-off-by: Kevin Laatz <kevin.laatz@intel.com>
This commit is contained in:
Kevin Laatz 2021-05-04 14:14:53 +01:00 committed by Thomas Monjalon
parent c982132144
commit d38b62cd6c
2 changed files with 10 additions and 5 deletions
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4
drivers/raw/ioat/rte_ioat_rawdev.h
View File

@ -124,8 +124,10 @@ rte_ioat_fence(int dev_id);
* *
* @param dev_id * @param dev_id
* The rawdev device id of the ioat instance * The rawdev device id of the ioat instance
* @return
* 0 on success. Non-zero return on error.
*/ */
static inline void static inline int
__rte_experimental __rte_experimental
rte_ioat_perform_ops(int dev_id); rte_ioat_perform_ops(int dev_id);

11
drivers/raw/ioat/rte_ioat_rawdev_fns.h
View File

@ -291,7 +291,7 @@ __ioat_fence(int dev_id)
/* /*
* Trigger hardware to begin performing enqueued operations * Trigger hardware to begin performing enqueued operations
*/ */
static __rte_always_inline void static __rte_always_inline int
__ioat_perform_ops(int dev_id) __ioat_perform_ops(int dev_id)
{ {
struct rte_ioat_rawdev *ioat = struct rte_ioat_rawdev *ioat =
@ -301,6 +301,8 @@ __ioat_perform_ops(int dev_id)
rte_compiler_barrier(); rte_compiler_barrier();
*ioat->doorbell = ioat->next_write; *ioat->doorbell = ioat->next_write;
ioat->xstats.started = ioat->xstats.enqueued; ioat->xstats.started = ioat->xstats.enqueued;
return 0;
} }
/** /**
@ -462,7 +464,7 @@ __idxd_movdir64b(volatile void *dst, const void *src)
: "a" (dst), "d" (src)); : "a" (dst), "d" (src));
} }
static __rte_always_inline void static __rte_always_inline int
__idxd_perform_ops(int dev_id) __idxd_perform_ops(int dev_id)
{ {
struct rte_idxd_rawdev *idxd = struct rte_idxd_rawdev *idxd =
@ -470,7 +472,7 @@ __idxd_perform_ops(int dev_id)
struct rte_idxd_desc_batch *b = &idxd->batch_ring[idxd->next_batch]; struct rte_idxd_desc_batch *b = &idxd->batch_ring[idxd->next_batch];
if (b->submitted || b->op_count == 0) if (b->submitted || b->op_count == 0)
return; return 0;
b->hdl_end = idxd->next_free_hdl; b->hdl_end = idxd->next_free_hdl;
b->comp.status = 0; b->comp.status = 0;
b->submitted = 1; b->submitted = 1;
@ -480,6 +482,7 @@ __idxd_perform_ops(int dev_id)
if (++idxd->next_batch == idxd->batch_ring_sz) if (++idxd->next_batch == idxd->batch_ring_sz)
idxd->next_batch = 0; idxd->next_batch = 0;
idxd->xstats.started = idxd->xstats.enqueued; idxd->xstats.started = idxd->xstats.enqueued;
return 0;
} }
static __rte_always_inline int static __rte_always_inline int
@ -558,7 +561,7 @@ rte_ioat_fence(int dev_id)
return __ioat_fence(dev_id); return __ioat_fence(dev_id);
} }
static inline void static inline int
rte_ioat_perform_ops(int dev_id) rte_ioat_perform_ops(int dev_id)
{ {
enum rte_ioat_dev_type *type = enum rte_ioat_dev_type *type =