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lib/idxd: Save device version during kernel and user initialization

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We'll likely need this eventually to address silicon version
specific workarounds.

Signed-off-by: paul luse <paul.e.luse@intel.com>
Change-Id: Ie6957674113cf0c7b7d695b468c694668ebbf2bd
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/13571
Community-CI: Mellanox Build Bot
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
paul luse 2022-07-06 14:28:52 -07:00 committed by Ben Walker
parent 5f6ce57fb2
commit 61631dadb3
3 changed files with 7 additions and 0 deletions
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1
lib/idxd/idxd_internal.h
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@ -140,6 +140,7 @@ struct spdk_idxd_device {
pthread_mutex_t num_channels_lock;
enum idxd_dev type;
struct iaa_aecs *aecs;
uint32_t version;
};
void idxd_impl_register(struct spdk_idxd_impl *impl);

1
lib/idxd/idxd_kernel.c
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@ -90,6 +90,7 @@ kernel_idxd_probe(void *cb_ctx, spdk_idxd_attach_cb attach_cb, spdk_idxd_probe_c
kernel_idxd->idxd.socket_id = accfg_device_get_numa_node(device);
kernel_idxd->idxd.impl = &g_kernel_idxd_impl;
kernel_idxd->fd = -1;
kernel_idxd->idxd.version = accfg_device_get_version(device);
accfg_wq_foreach(device, wq) {
enum accfg_wq_state wstate;

5
lib/idxd/idxd_user.c
View File

@ -256,6 +256,11 @@ idxd_device_configure(struct spdk_user_idxd_device *user_idxd)
goto err_reset;
}
/*
* Save the device version for use in the common library code.
*/
user_idxd->idxd.version = user_idxd->registers->version;
/*
* Configure groups and work queues.
*/