| Message ID | 1666034441-15424-11-git-send-email-longli@linuxonhyperv.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | Introduce Microsoft Azure Network Adapter (MANA) RDMA driver | expand |
On 2022/10/18 3:20, longli@linuxonhyperv.com wrote: > From: Long Li <longli@microsoft.com> > > The RDMA device needs to allocate doorbell pages for each user context. > Define the GDMA data structures for use by the RDMA driver. > > Reviewed-by: Dexuan Cui <decui@microsoft.com> > Signed-off-by: Long Li <longli@microsoft.com> > Acked-by: Haiyang Zhang <haiyangz@microsoft.com> > --- > Change log: > v4: use EXPORT_SYMBOL_NS > v7: move mana_gd_allocate_doorbell_page() and mana_gd_destroy_doorbell_page() to the RDMA driver > > include/net/mana/gdma.h | 25 +++++++++++++++++++++++++ > 1 file changed, 25 insertions(+) > > diff --git a/include/net/mana/gdma.h b/include/net/mana/gdma.h > index a9b7930dfbf8..bc060b6fa54c 100644 > --- a/include/net/mana/gdma.h > +++ b/include/net/mana/gdma.h > @@ -24,11 +24,15 @@ enum gdma_request_type { > GDMA_GENERATE_TEST_EQE = 10, > GDMA_CREATE_QUEUE = 12, > GDMA_DISABLE_QUEUE = 13, > + GDMA_ALLOCATE_RESOURCE_RANGE = 22, > + GDMA_DESTROY_RESOURCE_RANGE = 24, > GDMA_CREATE_DMA_REGION = 25, > GDMA_DMA_REGION_ADD_PAGES = 26, > GDMA_DESTROY_DMA_REGION = 27, > }; > > +#define GDMA_RESOURCE_DOORBELL_PAGE 27 > + > enum gdma_queue_type { > GDMA_INVALID_QUEUE, > GDMA_SQ, > @@ -587,6 +591,26 @@ struct gdma_register_device_resp { > u32 db_id; > }; /* HW DATA */ > > +struct gdma_allocate_resource_range_req { > + struct gdma_req_hdr hdr; > + u32 resource_type; > + u32 num_resources; > + u32 alignment; > + u32 allocated_resources; > +}; > + > +struct gdma_allocate_resource_range_resp { > + struct gdma_resp_hdr hdr; > + u32 allocated_resources; > +}; > + > +struct gdma_destroy_resource_range_req { > + struct gdma_req_hdr hdr; > + u32 resource_type; > + u32 num_resources; > + u32 allocated_resources; > +}; > + > /* GDMA_CREATE_QUEUE */ > struct gdma_create_queue_req { > struct gdma_req_hdr hdr; > @@ -695,4 +719,5 @@ void mana_gd_free_memory(struct gdma_mem_info *gmi); > > int mana_gd_send_request(struct gdma_context *gc, u32 req_len, const void *req, > u32 resp_len, void *resp); > + Unrelated change. > #endif /* _GDMA_H */ >
> Subject: Re: [Patch v7 10/12] net: mana: Define data structures for allocating > doorbell page from GDMA > > On 2022/10/18 3:20, longli@linuxonhyperv.com wrote: > > From: Long Li <longli@microsoft.com> > > > > The RDMA device needs to allocate doorbell pages for each user context. > > Define the GDMA data structures for use by the RDMA driver. > > > > Reviewed-by: Dexuan Cui <decui@microsoft.com> > > Signed-off-by: Long Li <longli@microsoft.com> > > Acked-by: Haiyang Zhang <haiyangz@microsoft.com> > > --- > > Change log: > > v4: use EXPORT_SYMBOL_NS > > v7: move mana_gd_allocate_doorbell_page() and > > mana_gd_destroy_doorbell_page() to the RDMA driver > > > > include/net/mana/gdma.h | 25 +++++++++++++++++++++++++ > > 1 file changed, 25 insertions(+) > > > > diff --git a/include/net/mana/gdma.h b/include/net/mana/gdma.h index > > a9b7930dfbf8..bc060b6fa54c 100644 > > --- a/include/net/mana/gdma.h > > +++ b/include/net/mana/gdma.h > > @@ -24,11 +24,15 @@ enum gdma_request_type { > > GDMA_GENERATE_TEST_EQE = 10, > > GDMA_CREATE_QUEUE = 12, > > GDMA_DISABLE_QUEUE = 13, > > + GDMA_ALLOCATE_RESOURCE_RANGE = 22, > > + GDMA_DESTROY_RESOURCE_RANGE = 24, > > GDMA_CREATE_DMA_REGION = 25, > > GDMA_DMA_REGION_ADD_PAGES = 26, > > GDMA_DESTROY_DMA_REGION = 27, > > }; > > > > +#define GDMA_RESOURCE_DOORBELL_PAGE 27 > > + > > enum gdma_queue_type { > > GDMA_INVALID_QUEUE, > > GDMA_SQ, > > @@ -587,6 +591,26 @@ struct gdma_register_device_resp { > > u32 db_id; > > }; /* HW DATA */ > > > > +struct gdma_allocate_resource_range_req { > > + struct gdma_req_hdr hdr; > > + u32 resource_type; > > + u32 num_resources; > > + u32 alignment; > > + u32 allocated_resources; > > +}; > > + > > +struct gdma_allocate_resource_range_resp { > > + struct gdma_resp_hdr hdr; > > + u32 allocated_resources; > > +}; > > + > > +struct gdma_destroy_resource_range_req { > > + struct gdma_req_hdr hdr; > > + u32 resource_type; > > + u32 num_resources; > > + u32 allocated_resources; > > +}; > > + > > /* GDMA_CREATE_QUEUE */ > > struct gdma_create_queue_req { > > struct gdma_req_hdr hdr; > > @@ -695,4 +719,5 @@ void mana_gd_free_memory(struct > gdma_mem_info > > *gmi); > > > > int mana_gd_send_request(struct gdma_context *gc, u32 req_len, const > void *req, > > u32 resp_len, void *resp); > > + > > Unrelated change. Will remove this. > > > #endif /* _GDMA_H */ > >
diff --git a/include/net/mana/gdma.h b/include/net/mana/gdma.h index a9b7930dfbf8..bc060b6fa54c 100644 --- a/include/net/mana/gdma.h +++ b/include/net/mana/gdma.h @@ -24,11 +24,15 @@ enum gdma_request_type { GDMA_GENERATE_TEST_EQE = 10, GDMA_CREATE_QUEUE = 12, GDMA_DISABLE_QUEUE = 13, + GDMA_ALLOCATE_RESOURCE_RANGE = 22, + GDMA_DESTROY_RESOURCE_RANGE = 24, GDMA_CREATE_DMA_REGION = 25, GDMA_DMA_REGION_ADD_PAGES = 26, GDMA_DESTROY_DMA_REGION = 27, }; +#define GDMA_RESOURCE_DOORBELL_PAGE 27 + enum gdma_queue_type { GDMA_INVALID_QUEUE, GDMA_SQ, @@ -587,6 +591,26 @@ struct gdma_register_device_resp { u32 db_id; }; /* HW DATA */ +struct gdma_allocate_resource_range_req { + struct gdma_req_hdr hdr; + u32 resource_type; + u32 num_resources; + u32 alignment; + u32 allocated_resources; +}; + +struct gdma_allocate_resource_range_resp { + struct gdma_resp_hdr hdr; + u32 allocated_resources; +}; + +struct gdma_destroy_resource_range_req { + struct gdma_req_hdr hdr; + u32 resource_type; + u32 num_resources; + u32 allocated_resources; +}; + /* GDMA_CREATE_QUEUE */ struct gdma_create_queue_req { struct gdma_req_hdr hdr; @@ -695,4 +719,5 @@ void mana_gd_free_memory(struct gdma_mem_info *gmi); int mana_gd_send_request(struct gdma_context *gc, u32 req_len, const void *req, u32 resp_len, void *resp); + #endif /* _GDMA_H */