diff mbox series

[net-next,v9,1/4] linux/dim: move useful macros to .h file

Message ID 20240417155546.25691-2-hengqi@linux.alibaba.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series ethtool: provide the dim profile fine-tuning channel | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next, async
netdev/ynl success Generated files up to date; no warnings/errors; GEN HAS DIFF 2 files changed, 250 insertions(+);
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 1229 this patch: 1229
netdev/build_tools success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers success CCed 1 of 1 maintainers
netdev/build_clang success Errors and warnings before: 947 this patch: 947
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 1390 this patch: 1390
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 71 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 6 this patch: 6
netdev/source_inline success Was 0 now: 0
netdev/contest success net-next-2024-04-18--00-00 (tests: 961)

Commit Message

Heng Qi April 17, 2024, 3:55 p.m. UTC 
These will be used in subsequent patches, including
newly declared profile arrays.

Signed-off-by: Heng Qi <hengqi@linux.alibaba.com>
---
 include/linux/dim.h | 13 +++++++++++++
 lib/dim/net_dim.c   | 18 ++++++------------
 2 files changed, 19 insertions(+), 12 deletions(-)
diff mbox series

Patch

diff --git a/include/linux/dim.h b/include/linux/dim.h
index f343bc9aa2ec..bc992118770d 100644
--- a/include/linux/dim.h
+++ b/include/linux/dim.h
@@ -10,6 +10,13 @@ 
 #include <linux/types.h>
 #include <linux/workqueue.h>
 
+/* Number of DIM profiles and period mode. */
+#define NET_DIM_PARAMS_NUM_PROFILES 5
+#define NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE 256
+#define NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE 128
+#define NET_DIM_DEF_PROFILE_CQE 1
+#define NET_DIM_DEF_PROFILE_EQE 1
+
 /*
  * Number of events between DIM iterations.
  * Causes a moderation of the algorithm run.
@@ -127,6 +134,12 @@  enum dim_cq_period_mode {
 	DIM_CQ_PERIOD_NUM_MODES
 };
 
+extern const struct dim_cq_moder
+dim_rx_profile[DIM_CQ_PERIOD_NUM_MODES][NET_DIM_PARAMS_NUM_PROFILES];
+
+extern const struct dim_cq_moder
+dim_tx_profile[DIM_CQ_PERIOD_NUM_MODES][NET_DIM_PARAMS_NUM_PROFILES];
+
 /**
  * enum dim_state - DIM algorithm states
  *
diff --git a/lib/dim/net_dim.c b/lib/dim/net_dim.c
index 4e32f7aaac86..686da4b91808 100644
--- a/lib/dim/net_dim.c
+++ b/lib/dim/net_dim.c
@@ -11,12 +11,6 @@ 
  *        There are different set of profiles for RX/TX CQs.
  *        Each profile size must be of NET_DIM_PARAMS_NUM_PROFILES
  */
-#define NET_DIM_PARAMS_NUM_PROFILES 5
-#define NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE 256
-#define NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE 128
-#define NET_DIM_DEF_PROFILE_CQE 1
-#define NET_DIM_DEF_PROFILE_EQE 1
-
 #define NET_DIM_RX_EQE_PROFILES { \
 	{.usec = 1,   .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,}, \
 	{.usec = 8,   .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,}, \
@@ -49,14 +43,14 @@ 
 	{.usec = 64, .pkts = 32,}   \
 }
 
-static const struct dim_cq_moder
-rx_profile[DIM_CQ_PERIOD_NUM_MODES][NET_DIM_PARAMS_NUM_PROFILES] = {
+const struct dim_cq_moder
+dim_rx_profile[DIM_CQ_PERIOD_NUM_MODES][NET_DIM_PARAMS_NUM_PROFILES] = {
 	NET_DIM_RX_EQE_PROFILES,
 	NET_DIM_RX_CQE_PROFILES,
 };
 
-static const struct dim_cq_moder
-tx_profile[DIM_CQ_PERIOD_NUM_MODES][NET_DIM_PARAMS_NUM_PROFILES] = {
+const struct dim_cq_moder
+dim_tx_profile[DIM_CQ_PERIOD_NUM_MODES][NET_DIM_PARAMS_NUM_PROFILES] = {
 	NET_DIM_TX_EQE_PROFILES,
 	NET_DIM_TX_CQE_PROFILES,
 };
@@ -64,7 +58,7 @@  tx_profile[DIM_CQ_PERIOD_NUM_MODES][NET_DIM_PARAMS_NUM_PROFILES] = {
 struct dim_cq_moder
 net_dim_get_rx_moderation(u8 cq_period_mode, int ix)
 {
-	struct dim_cq_moder cq_moder = rx_profile[cq_period_mode][ix];
+	struct dim_cq_moder cq_moder = dim_rx_profile[cq_period_mode][ix];
 
 	cq_moder.cq_period_mode = cq_period_mode;
 	return cq_moder;
@@ -84,7 +78,7 @@  EXPORT_SYMBOL(net_dim_get_def_rx_moderation);
 struct dim_cq_moder
 net_dim_get_tx_moderation(u8 cq_period_mode, int ix)
 {
-	struct dim_cq_moder cq_moder = tx_profile[cq_period_mode][ix];
+	struct dim_cq_moder cq_moder = dim_tx_profile[cq_period_mode][ix];
 
 	cq_moder.cq_period_mode = cq_period_mode;
 	return cq_moder;