diff options
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb4/cudbg_common.c')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb4/cudbg_common.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cudbg_common.c b/drivers/net/ethernet/chelsio/cxgb4/cudbg_common.c index f78ba1743b5a..8edc49827af0 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cudbg_common.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cudbg_common.c @@ -19,7 +19,8 @@ #include "cudbg_if.h" #include "cudbg_lib_common.h" -int cudbg_get_buff(struct cudbg_buffer *pdbg_buff, u32 size, +int cudbg_get_buff(struct cudbg_init *pdbg_init, + struct cudbg_buffer *pdbg_buff, u32 size, struct cudbg_buffer *pin_buff) { u32 offset; @@ -28,17 +29,30 @@ int cudbg_get_buff(struct cudbg_buffer *pdbg_buff, u32 size, if (offset + size > pdbg_buff->size) return CUDBG_STATUS_NO_MEM; + if (pdbg_init->compress_type != CUDBG_COMPRESSION_NONE) { + if (size > pdbg_init->compress_buff_size) + return CUDBG_STATUS_NO_MEM; + + pin_buff->data = (char *)pdbg_init->compress_buff; + pin_buff->offset = 0; + pin_buff->size = size; + return 0; + } + pin_buff->data = (char *)pdbg_buff->data + offset; pin_buff->offset = offset; pin_buff->size = size; - pdbg_buff->size -= size; return 0; } -void cudbg_put_buff(struct cudbg_buffer *pin_buff, - struct cudbg_buffer *pdbg_buff) +void cudbg_put_buff(struct cudbg_init *pdbg_init, + struct cudbg_buffer *pin_buff) { - pdbg_buff->size += pin_buff->size; + /* Clear compression buffer for re-use */ + if (pdbg_init->compress_type != CUDBG_COMPRESSION_NONE) + memset(pdbg_init->compress_buff, 0, + pdbg_init->compress_buff_size); + pin_buff->data = NULL; pin_buff->offset = 0; pin_buff->size = 0; |