From: Eran Ben Elisha Date: Tue, 21 Apr 2015 12:46:34 +0000 (+0300) Subject: net/mlx4_core: Fix reading HCA max message size in mlx4_QUERY_DEV_CAP X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=fab9adfb71fc8690e20c3c280d39d49c8f4a3f0a;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git net/mlx4_core: Fix reading HCA max message size in mlx4_QUERY_DEV_CAP Currently we parse max_msg_sz from the wrong offset in QUERY_DEV_CAP, fix to use the right offset. Fixes: 0b131561a7d6 ('net/mlx4_en: Add Flow control statistics [..]') Signed-off-by: Eran Ben Elisha Signed-off-by: Or Gerlitz Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index b9881fc1252f..a4079811b176 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -781,10 +781,10 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET); dev_cap->num_ports = field & 0xf; MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MSG_SZ_OFFSET); + dev_cap->max_msg_sz = 1 << (field & 0x1f); MLX4_GET(field, outbox, QUERY_DEV_CAP_PORT_FLOWSTATS_COUNTERS_OFFSET); if (field & 0x10) dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_FLOWSTATS_EN; - dev_cap->max_msg_sz = 1 << (field & 0x1f); MLX4_GET(field, outbox, QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET); if (field & 0x80) dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_FS_EN;