提交 ee45bea4 编写于 作者: D David S. Miller

Merge branch 'qed-rdma-bug-fixes'

Michal Kalderon says:

====================
qed: rdma bug fixes

This patch contains two small bug fixes related to RDMA.
Both related to resource reservations.
====================
Signed-off-by: NMichal Kalderon <Michal.Kalderon@cavium.com>
Signed-off-by: NAriel Elior <Ariel.Elior@cavium.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
...@@ -358,10 +358,27 @@ static void qed_rdma_resc_free(struct qed_hwfn *p_hwfn) ...@@ -358,10 +358,27 @@ static void qed_rdma_resc_free(struct qed_hwfn *p_hwfn)
kfree(p_rdma_info); kfree(p_rdma_info);
} }
static void qed_rdma_free_tid(void *rdma_cxt, u32 itid)
{
struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt;
DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "itid = %08x\n", itid);
spin_lock_bh(&p_hwfn->p_rdma_info->lock);
qed_bmap_release_id(p_hwfn, &p_hwfn->p_rdma_info->tid_map, itid);
spin_unlock_bh(&p_hwfn->p_rdma_info->lock);
}
static void qed_rdma_free_reserved_lkey(struct qed_hwfn *p_hwfn)
{
qed_rdma_free_tid(p_hwfn, p_hwfn->p_rdma_info->dev->reserved_lkey);
}
static void qed_rdma_free(struct qed_hwfn *p_hwfn) static void qed_rdma_free(struct qed_hwfn *p_hwfn)
{ {
DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Freeing RDMA\n"); DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Freeing RDMA\n");
qed_rdma_free_reserved_lkey(p_hwfn);
qed_rdma_resc_free(p_hwfn); qed_rdma_resc_free(p_hwfn);
} }
...@@ -615,9 +632,6 @@ static int qed_rdma_reserve_lkey(struct qed_hwfn *p_hwfn) ...@@ -615,9 +632,6 @@ static int qed_rdma_reserve_lkey(struct qed_hwfn *p_hwfn)
{ {
struct qed_rdma_device *dev = p_hwfn->p_rdma_info->dev; struct qed_rdma_device *dev = p_hwfn->p_rdma_info->dev;
/* The first DPI is reserved for the Kernel */
__set_bit(0, p_hwfn->p_rdma_info->dpi_map.bitmap);
/* Tid 0 will be used as the key for "reserved MR". /* Tid 0 will be used as the key for "reserved MR".
* The driver should allocate memory for it so it can be loaded but no * The driver should allocate memory for it so it can be loaded but no
* ramrod should be passed on it. * ramrod should be passed on it.
...@@ -797,17 +811,6 @@ static struct qed_rdma_device *qed_rdma_query_device(void *rdma_cxt) ...@@ -797,17 +811,6 @@ static struct qed_rdma_device *qed_rdma_query_device(void *rdma_cxt)
return p_hwfn->p_rdma_info->dev; return p_hwfn->p_rdma_info->dev;
} }
static void qed_rdma_free_tid(void *rdma_cxt, u32 itid)
{
struct qed_hwfn *p_hwfn = (struct qed_hwfn *)rdma_cxt;
DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "itid = %08x\n", itid);
spin_lock_bh(&p_hwfn->p_rdma_info->lock);
qed_bmap_release_id(p_hwfn, &p_hwfn->p_rdma_info->tid_map, itid);
spin_unlock_bh(&p_hwfn->p_rdma_info->lock);
}
static void qed_rdma_cnq_prod_update(void *rdma_cxt, u8 qz_offset, u16 prod) static void qed_rdma_cnq_prod_update(void *rdma_cxt, u8 qz_offset, u16 prod)
{ {
struct qed_hwfn *p_hwfn; struct qed_hwfn *p_hwfn;
......
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