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| author | Hoang-Nam Nguyen <hnguyen@linux.vnet.ibm.com> | 2007-01-24 00:13:35 +0100 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2007-02-04 14:11:57 -0800 |
| commit | 4c34bdf58c0a3b305ebd9b5e74011ca1fd6d964d (patch) | |
| tree | 6e0a9639148b5bdb6b344ac048a4bc4453d5550f /drivers/infiniband/hw/ehca/ehca_classes.h | |
| parent | 1f12667021c542236b1f10eb5d8b2d8f3a79ab48 (diff) | |
| download | kernel_samsung_tuna-4c34bdf58c0a3b305ebd9b5e74011ca1fd6d964d.zip kernel_samsung_tuna-4c34bdf58c0a3b305ebd9b5e74011ca1fd6d964d.tar.gz kernel_samsung_tuna-4c34bdf58c0a3b305ebd9b5e74011ca1fd6d964d.tar.bz2 | |
IB/ehca: Remove use of do_mmap()
This patch removes do_mmap() from ehca:
- Call remap_pfn_range() for hardware register block
- Use vm_insert_page() to register memory allocated for completion
queues and queue pairs
- The actual mmap() call/trigger is now controlled by user space,
ie. libehca
Signed-off-by: Hoang-Nam Nguyen <hnguyen@de.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/ehca/ehca_classes.h')
| -rw-r--r-- | drivers/infiniband/hw/ehca/ehca_classes.h | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_classes.h b/drivers/infiniband/hw/ehca/ehca_classes.h index 1c72203..c3580bf 100644 --- a/drivers/infiniband/hw/ehca/ehca_classes.h +++ b/drivers/infiniband/hw/ehca/ehca_classes.h @@ -119,13 +119,14 @@ struct ehca_qp { struct ipz_qp_handle ipz_qp_handle; struct ehca_pfqp pf; struct ib_qp_init_attr init_attr; - u64 uspace_squeue; - u64 uspace_rqueue; - u64 uspace_fwh; struct ehca_cq *send_cq; struct ehca_cq *recv_cq; unsigned int sqerr_purgeflag; struct hlist_node list_entries; + /* mmap counter for resources mapped into user space */ + u32 mm_count_squeue; + u32 mm_count_rqueue; + u32 mm_count_galpa; }; /* must be power of 2 */ @@ -142,13 +143,14 @@ struct ehca_cq { struct ipz_cq_handle ipz_cq_handle; struct ehca_pfcq pf; spinlock_t cb_lock; - u64 uspace_queue; - u64 uspace_fwh; struct hlist_head qp_hashtab[QP_HASHTAB_LEN]; struct list_head entry; u32 nr_callbacks; spinlock_t task_lock; u32 ownpid; + /* mmap counter for resources mapped into user space */ + u32 mm_count_queue; + u32 mm_count_galpa; }; enum ehca_mr_flag { @@ -283,7 +285,6 @@ extern int ehca_port_act_time; extern int ehca_use_hp_mr; struct ipzu_queue_resp { - u64 queue; /* points to first queue entry */ u32 qe_size; /* queue entry size */ u32 act_nr_of_sg; u32 queue_length; /* queue length allocated in bytes */ @@ -296,7 +297,6 @@ struct ehca_create_cq_resp { u32 cq_number; u32 token; struct ipzu_queue_resp ipz_queue; - struct h_galpas galpas; }; struct ehca_create_qp_resp { @@ -309,7 +309,6 @@ struct ehca_create_qp_resp { u32 dummy; /* padding for 8 byte alignment */ struct ipzu_queue_resp ipz_squeue; struct ipzu_queue_resp ipz_rqueue; - struct h_galpas galpas; }; struct ehca_alloc_cq_parms { |