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author | Eli Cohen <eli@mellanox.com> | 2015-10-08 17:13:59 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2015-10-09 07:27:48 -0700 |
commit | 0144a95e2ad53a40c62148f44fb0c1f9d2a0d1e9 (patch) | |
tree | f165379abbd7bdf57b94b3e357cf794e43370fb9 /drivers/net/ethernet/mellanox/mlx5/core/health.c | |
parent | 020446e01eebc9dbe7eda038e570ab9c7ab13586 (diff) | |
download | linux-stable-0144a95e2ad53a40c62148f44fb0c1f9d2a0d1e9.tar.gz linux-stable-0144a95e2ad53a40c62148f44fb0c1f9d2a0d1e9.tar.bz2 linux-stable-0144a95e2ad53a40c62148f44fb0c1f9d2a0d1e9.zip |
net/mlx5_core: Use accessor functions to read from device memory
Use ioread function to read health buffer data. In addition, print the
firmware version as a string for readability and also use dev_err to have
the device string to be printed.
Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/health.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/health.c | 35 |
1 files changed, 22 insertions, 13 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c index 1277c427242a..8770968fff35 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -114,32 +114,41 @@ static const char *hsynd_str(u8 synd) } } -static u16 read_be16(__be16 __iomem *p) +static u16 get_maj(u32 fw) { - return swab16(readl((__force u16 __iomem *) p)); + return fw >> 28; } -static u32 read_be32(__be32 __iomem *p) +static u16 get_min(u32 fw) { - return swab32(readl((__force u32 __iomem *) p)); + return fw >> 16 & 0xfff; +} + +static u16 get_sub(u32 fw) +{ + return fw & 0xffff; } static void print_health_info(struct mlx5_core_dev *dev) { struct mlx5_core_health *health = &dev->priv.health; struct health_buffer __iomem *h = health->health; + char fw_str[18]; + u32 fw; int i; for (i = 0; i < ARRAY_SIZE(h->assert_var); i++) - pr_info("assert_var[%d] 0x%08x\n", i, read_be32(h->assert_var + i)); - - pr_info("assert_exit_ptr 0x%08x\n", read_be32(&h->assert_exit_ptr)); - pr_info("assert_callra 0x%08x\n", read_be32(&h->assert_callra)); - pr_info("fw_ver 0x%08x\n", read_be32(&h->fw_ver)); - pr_info("hw_id 0x%08x\n", read_be32(&h->hw_id)); - pr_info("irisc_index %d\n", readb(&h->irisc_index)); - pr_info("synd 0x%x: %s\n", readb(&h->synd), hsynd_str(readb(&h->synd))); - pr_info("ext_sync 0x%04x\n", read_be16(&h->ext_synd)); + dev_err(&dev->pdev->dev, "assert_var[%d] 0x%08x\n", i, ioread32be(h->assert_var + i)); + + dev_err(&dev->pdev->dev, "assert_exit_ptr 0x%08x\n", ioread32be(&h->assert_exit_ptr)); + dev_err(&dev->pdev->dev, "assert_callra 0x%08x\n", ioread32be(&h->assert_callra)); + fw = ioread32be(&h->fw_ver); + sprintf(fw_str, "%d.%d.%d", get_maj(fw), get_min(fw), get_sub(fw)); + dev_err(&dev->pdev->dev, "fw_ver %s\n", fw_str); + dev_err(&dev->pdev->dev, "hw_id 0x%08x\n", ioread32be(&h->hw_id)); + dev_err(&dev->pdev->dev, "irisc_index %d\n", ioread8(&h->irisc_index)); + dev_err(&dev->pdev->dev, "synd 0x%x: %s\n", ioread8(&h->synd), hsynd_str(ioread8(&h->synd))); + dev_err(&dev->pdev->dev, "ext_synd 0x%04x\n", ioread16be(&h->ext_synd)); } static void poll_health(unsigned long data) |