Enable the use of dsgl by default and determine whether dsgl is
supported from lld info.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Bharat Potnuri <bharat@chelsio.com>
Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Ganesh Goudar 2017-02-23 12:31:43 +05:30 коммит произвёл Doug Ledford
Родитель 374cb8610a
Коммит e821303c42
1 изменённых файлов: 3 добавлений и 3 удалений

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@ -38,9 +38,9 @@
#include "iw_cxgb4.h" #include "iw_cxgb4.h"
int use_dsgl = 0; int use_dsgl = 1;
module_param(use_dsgl, int, 0644); module_param(use_dsgl, int, 0644);
MODULE_PARM_DESC(use_dsgl, "Use DSGL for PBL/FastReg (default=0)"); MODULE_PARM_DESC(use_dsgl, "Use DSGL for PBL/FastReg (default=1) (DEPRECATED)");
#define T4_ULPTX_MIN_IO 32 #define T4_ULPTX_MIN_IO 32
#define C4IW_MAX_INLINE_SIZE 96 #define C4IW_MAX_INLINE_SIZE 96
@ -231,7 +231,7 @@ out:
static int write_adapter_mem(struct c4iw_rdev *rdev, u32 addr, u32 len, static int write_adapter_mem(struct c4iw_rdev *rdev, u32 addr, u32 len,
void *data, struct sk_buff *skb) void *data, struct sk_buff *skb)
{ {
if (is_t5(rdev->lldi.adapter_type) && use_dsgl) { if (rdev->lldi.ulptx_memwrite_dsgl && use_dsgl) {
if (len > inline_threshold) { if (len > inline_threshold) {
if (_c4iw_write_mem_dma(rdev, addr, len, data, skb)) { if (_c4iw_write_mem_dma(rdev, addr, len, data, skb)) {
pr_warn_ratelimited("%s: dma map failure (non fatal)\n", pr_warn_ratelimited("%s: dma map failure (non fatal)\n",