diff options
author | Raghu Vatsavayi <rvatsavayi@caviumnetworks.com> | 2016-11-14 15:54:47 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2016-11-15 22:24:40 -0500 |
commit | 97a2532660c41118ba7bf9ddc11f6cb233fd6234 (patch) | |
tree | fec666326abb74ae10b3497cf185402bdd88f4c6 /drivers/net/ethernet/cavium/liquidio/octeon_console.c | |
parent | 50579d3d951f7297e3e5af71832baacaa529de8b (diff) |
liquidio CN23XX: fix for new check patch errors
New checkpatch script shows some errors with pre-existing
driver. This patch provides fix for those errors.
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/cavium/liquidio/octeon_console.c')
-rw-r--r-- | drivers/net/ethernet/cavium/liquidio/octeon_console.c | 113 |
1 files changed, 53 insertions, 60 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_console.c b/drivers/net/ethernet/cavium/liquidio/octeon_console.c index c0089ed366c9..3265e0b7923e 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_console.c +++ b/drivers/net/ethernet/cavium/liquidio/octeon_console.c @@ -138,46 +138,6 @@ struct octeon_pci_console_desc { }; /** - * This macro returns the size of a member of a structure. - * Logically it is the same as "sizeof(s::field)" in C++, but - * C lacks the "::" operator. - */ -#define SIZEOF_FIELD(s, field) sizeof(((s *)NULL)->field) - -/** - * This macro returns a member of the cvmx_bootmem_desc - * structure. These members can't be directly addressed as - * they might be in memory not directly reachable. In the case - * where bootmem is compiled with LINUX_HOST, the structure - * itself might be located on a remote Octeon. The argument - * "field" is the member name of the cvmx_bootmem_desc to read. - * Regardless of the type of the field, the return type is always - * a u64. - */ -#define CVMX_BOOTMEM_DESC_GET_FIELD(oct, field) \ - __cvmx_bootmem_desc_get(oct, oct->bootmem_desc_addr, \ - offsetof(struct cvmx_bootmem_desc, field), \ - SIZEOF_FIELD(struct cvmx_bootmem_desc, field)) - -#define __cvmx_bootmem_lock(flags) (flags = flags) -#define __cvmx_bootmem_unlock(flags) (flags = flags) - -/** - * This macro returns a member of the - * cvmx_bootmem_named_block_desc structure. These members can't - * be directly addressed as they might be in memory not directly - * reachable. In the case where bootmem is compiled with - * LINUX_HOST, the structure itself might be located on a remote - * Octeon. The argument "field" is the member name of the - * cvmx_bootmem_named_block_desc to read. Regardless of the type - * of the field, the return type is always a u64. The "addr" - * parameter is the physical address of the structure. - */ -#define CVMX_BOOTMEM_NAMED_GET_FIELD(oct, addr, field) \ - __cvmx_bootmem_desc_get(oct, addr, \ - offsetof(struct cvmx_bootmem_named_block_desc, field), \ - SIZEOF_FIELD(struct cvmx_bootmem_named_block_desc, field)) -/** * \brief determines if a given console has debug enabled. * @param console console to check * @returns 1 = enabled. 0 otherwise @@ -258,10 +218,15 @@ static int __cvmx_bootmem_check_version(struct octeon_device *oct, oct->bootmem_desc_addr = octeon_read_device_mem64(oct, BOOTLOADER_PCI_READ_DESC_ADDR); - major_version = - (u32)CVMX_BOOTMEM_DESC_GET_FIELD(oct, major_version); - minor_version = - (u32)CVMX_BOOTMEM_DESC_GET_FIELD(oct, minor_version); + major_version = (u32)__cvmx_bootmem_desc_get( + oct, oct->bootmem_desc_addr, + offsetof(struct cvmx_bootmem_desc, major_version), + FIELD_SIZEOF(struct cvmx_bootmem_desc, major_version)); + minor_version = (u32)__cvmx_bootmem_desc_get( + oct, oct->bootmem_desc_addr, + offsetof(struct cvmx_bootmem_desc, minor_version), + FIELD_SIZEOF(struct cvmx_bootmem_desc, minor_version)); + dev_dbg(&oct->pci_dev->dev, "%s: major_version=%d\n", __func__, major_version); if ((major_version > 3) || @@ -284,10 +249,20 @@ static const struct cvmx_bootmem_named_block_desc u64 named_addr = cvmx_bootmem_phy_named_block_find(oct, name, flags); if (named_addr) { - desc->base_addr = CVMX_BOOTMEM_NAMED_GET_FIELD(oct, named_addr, - base_addr); - desc->size = - CVMX_BOOTMEM_NAMED_GET_FIELD(oct, named_addr, size); + desc->base_addr = __cvmx_bootmem_desc_get( + oct, named_addr, + offsetof(struct cvmx_bootmem_named_block_desc, + base_addr), + FIELD_SIZEOF( + struct cvmx_bootmem_named_block_desc, + base_addr)); + desc->size = __cvmx_bootmem_desc_get(oct, named_addr, + offsetof(struct cvmx_bootmem_named_block_desc, + size), + FIELD_SIZEOF( + struct cvmx_bootmem_named_block_desc, + size)); + strncpy(desc->name, name, sizeof(desc->name)); desc->name[sizeof(desc->name) - 1] = 0; return &oct->bootmem_named_block_desc; @@ -302,22 +277,41 @@ static u64 cvmx_bootmem_phy_named_block_find(struct octeon_device *oct, { u64 result = 0; - __cvmx_bootmem_lock(flags); if (!__cvmx_bootmem_check_version(oct, 3)) { u32 i; - u64 named_block_array_addr = - CVMX_BOOTMEM_DESC_GET_FIELD(oct, - named_block_array_addr); - u32 num_blocks = (u32) - CVMX_BOOTMEM_DESC_GET_FIELD(oct, nb_num_blocks); - u32 name_length = (u32) - CVMX_BOOTMEM_DESC_GET_FIELD(oct, named_block_name_len); + + u64 named_block_array_addr = __cvmx_bootmem_desc_get( + oct, oct->bootmem_desc_addr, + offsetof(struct cvmx_bootmem_desc, + named_block_array_addr), + FIELD_SIZEOF(struct cvmx_bootmem_desc, + named_block_array_addr)); + u32 num_blocks = (u32)__cvmx_bootmem_desc_get( + oct, oct->bootmem_desc_addr, + offsetof(struct cvmx_bootmem_desc, + nb_num_blocks), + FIELD_SIZEOF(struct cvmx_bootmem_desc, + nb_num_blocks)); + + u32 name_length = (u32)__cvmx_bootmem_desc_get( + oct, oct->bootmem_desc_addr, + offsetof(struct cvmx_bootmem_desc, + named_block_name_len), + FIELD_SIZEOF(struct cvmx_bootmem_desc, + named_block_name_len)); + u64 named_addr = named_block_array_addr; for (i = 0; i < num_blocks; i++) { - u64 named_size = - CVMX_BOOTMEM_NAMED_GET_FIELD(oct, named_addr, - size); + u64 named_size = __cvmx_bootmem_desc_get( + oct, named_addr, + offsetof( + struct cvmx_bootmem_named_block_desc, + size), + FIELD_SIZEOF( + struct cvmx_bootmem_named_block_desc, + size)); + if (name && named_size) { char *name_tmp = kmalloc(name_length + 1, GFP_KERNEL); @@ -342,7 +336,6 @@ static u64 cvmx_bootmem_phy_named_block_find(struct octeon_device *oct, sizeof(struct cvmx_bootmem_named_block_desc); } } - __cvmx_bootmem_unlock(flags); return result; } |