6 files changed, 41 insertions, 49 deletions

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index c571de85d0f9..5472cbd34028 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -46,7 +46,7 @@
 #include "mlx5_core.h"
 
 enum {
-        CMD_IF_REV = 4,
+        CMD_IF_REV = 5,
 };
 
 enum {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
index c02cbcfd0fb8..443cc4d7b024 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
@@ -268,7 +268,7 @@ static int mlx5_eq_int(struct mlx5_core_dev *dev, struct mlx5_eq *eq)
                 case MLX5_EVENT_TYPE_PAGE_REQUEST:
                         {
                                 u16 func_id = be16_to_cpu(eqe->data.req_pages.func_id);
-                                s16 npages = be16_to_cpu(eqe->data.req_pages.num_pages);
+                                s32 npages = be32_to_cpu(eqe->data.req_pages.num_pages);
 
                                 mlx5_core_dbg(dev, "page request for func 0x%x, napges %d\n", func_id, npages);
                                 mlx5_core_req_pages_handler(dev, func_id, npages);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw.c b/drivers/net/ethernet/mellanox/mlx5/core/fw.c
index 72a5222447f5..f012658b6a92 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fw.c
@@ -113,7 +113,7 @@ int mlx5_cmd_query_hca_cap(struct mlx5_core_dev *dev,
         caps->log_max_srq = out->hca_cap.log_max_srqs & 0x1f;
         caps->local_ca_ack_delay = out->hca_cap.local_ca_ack_delay & 0x1f;
         caps->log_max_mcg = out->hca_cap.log_max_mcg;
-        caps->max_qp_mcg = be16_to_cpu(out->hca_cap.max_qp_mcg);
+        caps->max_qp_mcg = be32_to_cpu(out->hca_cap.max_qp_mcg) & 0xffffff;
         caps->max_ra_res_qp = 1 << (out->hca_cap.log_max_ra_res_qp & 0x3f);
         caps->max_ra_req_qp = 1 << (out->hca_cap.log_max_ra_req_qp & 0x3f);
         caps->max_srq_wqes = 1 << out->hca_cap.log_max_srq_sz;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
index 4a3e137931a3..3a2408d44820 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c
@@ -43,10 +43,16 @@ enum {
         MLX5_PAGES_TAKE         = 2
 };
 
+enum {
+        MLX5_BOOT_PAGES         = 1,
+        MLX5_INIT_PAGES         = 2,
+        MLX5_POST_INIT_PAGES    = 3
+};
+
 struct mlx5_pages_req {
         struct mlx5_core_dev *dev;
         u32     func_id;
-        s16     npages;
+        s32     npages;
         struct work_struct work;
 };
 
@@ -64,27 +70,23 @@ struct mlx5_query_pages_inbox {
 
 struct mlx5_query_pages_outbox {
         struct mlx5_outbox_hdr  hdr;
-        __be16                  num_boot_pages;
+        __be16                  rsvd;
         __be16                  func_id;
-        __be16                  init_pages;
-        __be16                  num_pages;
+        __be32                  num_pages;
 };
 
 struct mlx5_manage_pages_inbox {
         struct mlx5_inbox_hdr   hdr;
-        __be16                  rsvd0;
+        __be16                  rsvd;
         __be16                  func_id;
-        __be16                  rsvd1;
-        __be16                  num_entries;
-        u8                      rsvd2[16];
+        __be32                  num_entries;
         __be64                  pas[0];
 };
 
 struct mlx5_manage_pages_outbox {
         struct mlx5_outbox_hdr  hdr;
-        u8                      rsvd0[2];
-        __be16                  num_entries;
-        u8                      rsvd1[20];
+        __be32                  num_entries;
+        u8                      rsvd[4];
         __be64                  pas[0];
 };
 
@@ -146,7 +148,7 @@ static struct page *remove_page(struct mlx5_core_dev *dev, u64 addr)
 }
 
 static int mlx5_cmd_query_pages(struct mlx5_core_dev *dev, u16 *func_id,
-                                s16 *pages, s16 *init_pages, u16 *boot_pages)
+                                s32 *npages, int boot)
 {
         struct mlx5_query_pages_inbox   in;
         struct mlx5_query_pages_outbox  out;
@@ -155,6 +157,8 @@ static int mlx5_cmd_query_pages(struct mlx5_core_dev *dev, u16 *func_id,
         memset(&in, 0, sizeof(in));
         memset(&out, 0, sizeof(out));
         in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_QUERY_PAGES);
+        in.hdr.opmod = boot ? cpu_to_be16(MLX5_BOOT_PAGES) : cpu_to_be16(MLX5_INIT_PAGES);
+
         err = mlx5_cmd_exec(dev, &in, sizeof(in), &out, sizeof(out));
         if (err)
                 return err;
@@ -162,15 +166,7 @@ static int mlx5_cmd_query_pages(struct mlx5_core_dev *dev, u16 *func_id,
         if (out.hdr.status)
                 return mlx5_cmd_status_to_err(&out.hdr);
 
-        if (pages)
-                *pages = be16_to_cpu(out.num_pages);
-
-        if (init_pages)
-                *init_pages = be16_to_cpu(out.init_pages);
-
-        if (boot_pages)
-                *boot_pages = be16_to_cpu(out.num_boot_pages);
-
+        *npages = be32_to_cpu(out.num_pages);
         *func_id = be16_to_cpu(out.func_id);
 
         return err;
@@ -224,7 +220,7 @@ static int give_pages(struct mlx5_core_dev *dev, u16 func_id, int npages,
         in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_MANAGE_PAGES);
         in->hdr.opmod = cpu_to_be16(MLX5_PAGES_GIVE);
         in->func_id = cpu_to_be16(func_id);
-        in->num_entries = cpu_to_be16(npages);
+        in->num_entries = cpu_to_be32(npages);
         err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out));
         mlx5_core_dbg(dev, "err %d\n", err);
         if (err) {
@@ -292,7 +288,7 @@ static int reclaim_pages(struct mlx5_core_dev *dev, u32 func_id, int npages,
         in.hdr.opcode = cpu_to_be16(MLX5_CMD_OP_MANAGE_PAGES);
         in.hdr.opmod = cpu_to_be16(MLX5_PAGES_TAKE);
         in.func_id = cpu_to_be16(func_id);
-        in.num_entries = cpu_to_be16(npages);
+        in.num_entries = cpu_to_be32(npages);
         mlx5_core_dbg(dev, "npages %d, outlen %d\n", npages, outlen);
         err = mlx5_cmd_exec(dev, &in, sizeof(in), out, outlen);
         if (err) {
@@ -306,7 +302,7 @@ static int reclaim_pages(struct mlx5_core_dev *dev, u32 func_id, int npages,
                 goto out_free;
         }
 
-        num_claimed = be16_to_cpu(out->num_entries);
+        num_claimed = be32_to_cpu(out->num_entries);
         if (nclaimed)
                 *nclaimed = num_claimed;
 
@@ -345,7 +341,7 @@ static void pages_work_handler(struct work_struct *work)
 }
 
 void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id,
-                                 s16 npages)
+                                 s32 npages)
 {
         struct mlx5_pages_req *req;
 
@@ -364,20 +360,18 @@ void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id,
 
 int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot)
 {
-        u16 uninitialized_var(boot_pages);
-        s16 uninitialized_var(init_pages);
         u16 uninitialized_var(func_id);
+        s32 uninitialized_var(npages);
         int err;
 
-        err = mlx5_cmd_query_pages(dev, &func_id, NULL, &init_pages,
-                                   &boot_pages);
+        err = mlx5_cmd_query_pages(dev, &func_id, &npages, boot);
         if (err)
                 return err;
 
+        mlx5_core_dbg(dev, "requested %d %s pages for func_id 0x%x\n",
+                      npages, boot ? "boot" : "init", func_id);
 
-        mlx5_core_dbg(dev, "requested %d init pages and %d boot pages for func_id 0x%x\n",
-                      init_pages, boot_pages, func_id);
-        return give_pages(dev, func_id, boot ? boot_pages : init_pages, 0);
+        return give_pages(dev, func_id, npages, 0);
 }
 
 static int optimal_reclaimed_pages(void)
diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index 737685e9e852..68029b30c3dc 100644
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -309,21 +309,20 @@ struct mlx5_hca_cap {
         __be16  max_desc_sz_rq;
         u8      rsvd21[2];
         __be16  max_desc_sz_sq_dc;
-        u8      rsvd22[4];
-        __be16  max_qp_mcg;
-        u8      rsvd23;
+        __be32  max_qp_mcg;
+        u8      rsvd22[3];
         u8      log_max_mcg;
-        u8      rsvd24;
+        u8      rsvd23;
         u8      log_max_pd;
-        u8      rsvd25;
+        u8      rsvd24;
         u8      log_max_xrcd;
-        u8      rsvd26[42];
+        u8      rsvd25[42];
         __be16  log_uar_page_sz;
-        u8      rsvd27[28];
+        u8      rsvd26[28];
         u8      log_msx_atomic_size_qp;
-        u8      rsvd28[2];
+        u8      rsvd27[2];
         u8      log_msx_atomic_size_dc;
-        u8      rsvd29[76];
+        u8      rsvd28[76];
 };
 
 
@@ -472,9 +471,8 @@ struct mlx5_eqe_cmd {
 struct mlx5_eqe_page_req {
         u8              rsvd0[2];
         __be16          func_id;
-        u8              rsvd1[2];
-        __be16          num_pages;
-        __be32          rsvd2[5];
+        __be32          num_pages;
+        __be32          rsvd1[5];
 };
 
 union ev_data {
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 611e65e76b00..8888381fc150 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -358,7 +358,7 @@ struct mlx5_caps {
         u32     reserved_lkey;
         u8      local_ca_ack_delay;
         u8      log_max_mcg;
-        u16     max_qp_mcg;
+        u32     max_qp_mcg;
         int     min_page_sz;
 };
 
@@ -691,7 +691,7 @@ void mlx5_pagealloc_cleanup(struct mlx5_core_dev *dev);
 int mlx5_pagealloc_start(struct mlx5_core_dev *dev);
 void mlx5_pagealloc_stop(struct mlx5_core_dev *dev);
 void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id,
-                                 s16 npages);
+                                 s32 npages);
 int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot);
 int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev);
 void mlx5_register_debugfs(void);