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Diffstat (limited to 'target/linux/realtek/files/drivers/net/rtl819x/romeperf.c')
-rw-r--r--target/linux/realtek/files/drivers/net/rtl819x/romeperf.c93
1 files changed, 57 insertions, 36 deletions
diff --git a/target/linux/realtek/files/drivers/net/rtl819x/romeperf.c b/target/linux/realtek/files/drivers/net/rtl819x/romeperf.c
index f8353c636..0c7ae8da9 100644
--- a/target/linux/realtek/files/drivers/net/rtl819x/romeperf.c
+++ b/target/linux/realtek/files/drivers/net/rtl819x/romeperf.c
@@ -1,16 +1,16 @@
/*
-* Copyright c Realtek Semiconductor Corporation, 2002
+* Copyright c Realtek Semiconductor Corporation, 2002
* All rights reserved.
-*
+*
* Program : Performance Profiling for ROME Driver
-* Abstract :
-* Author : Yung-Chieh Lo (yjlou@realtek.com.tw)
+* Abstract :
+* Author : Yung-Chieh Lo (yjlou@realtek.com.tw)
* $Id: romeperf.c,v 1.1 2007-12-21 10:28:22 davidhsu Exp $
*/
#include "romeperf.h"
#include <net/rtl/rtl_glue.h>
-#define KERNEL_SYSeALLS
+#define KERNEL_SYSeALLS
#include <asm/unistd.h>
#include <asm/processor.h>
#include <asm/uaccess.h>
@@ -47,12 +47,12 @@ static uint32 tempVariable32;
static uint64 currCnt[4];
/* Global variables */
-uint64 cnt1, cnt2;
+//uint64 cnt1, cnt2;
rtl8651_romeperf_stat_t romePerfStat[ROMEPERF_INDEX_MAX];
uint32 rtl8651_romeperf_inited = 0;
uint32 rtl8651_romeperf_enable = TRUE;
-__IRAM void CP3_COUNTER0_INIT( void )
+__IRAM static void CP3_COUNTER0_INIT( void )
{
__asm__ __volatile__ \
(" ;\
@@ -63,7 +63,8 @@ __asm__ __volatile__ \
");
}
-__IRAM uint32 CP3_COUNTER0_IS_INITED( void )
+#if 0
+__IRAM static uint32 CP3_COUNTER0_IS_INITED( void )
{
__asm__ __volatile__ \
(" ;\
@@ -73,8 +74,8 @@ __asm__ __volatile__ \
");
return tempVariable32;
}
-
-__IRAM void CP3_COUNTER0_START( void )
+#endif
+__IRAM static void CP3_COUNTER0_START( void )
{
#if 1 /* Inst */
tempVariable32 = /* Counter0 */((0x10|CP3CNT_CYCLES)<< 0) |
@@ -103,7 +104,7 @@ __asm__ __volatile__ \
");
}
-__IRAM void CP3_COUNTER0_STOP( void )
+__IRAM static void CP3_COUNTER0_STOP( void )
{
__asm__ __volatile__ \
(" ;\
@@ -111,7 +112,7 @@ __asm__ __volatile__ \
");
}
-__IRAM uint64 CP3_COUNTER0_GET( void )
+__IRAM static uint64 CP3_COUNTER0_GET( void )
{
__asm__ __volatile__ \
(" ;\
@@ -124,7 +125,7 @@ __asm__ __volatile__ \
return tempVariable64;
}
-__IRAM void CP3_COUNTER0_GET_ALL( void )
+__IRAM static void CP3_COUNTER0_GET_ALL( void )
{
__asm__ __volatile__ \
(" ;\
@@ -231,7 +232,7 @@ int32 rtl8651_romeperfInit()
romePerfStat[ROMEPERF_INDEX_PCIE_IRQ].desc = "PCIE_IRQ";
romePerfStat[ROMEPERF_INDEX_RX_DSR].desc = "RX DSR";
romePerfStat[ROMEPERF_INDEX_RX_ISR].desc = "RX ISR";
- romePerfStat[ROMEPERF_INDEX_validate_mpdu].desc = "validate mpdu";
+ romePerfStat[ROMEPERF_INDEX_validate_mpdu].desc = "validate mpdu";
romePerfStat[ROMEPERF_INDEX_swNic_receive].desc = "swNic_receive";
romePerfStat[ROMEPERF_INDEX_rtl_processReceivedInfo].desc = "rtl_processReceivedInfo";
romePerfStat[ROMEPERF_INDEX_rtl_decideRxDevice].desc = "rtl_decideRxDevice";
@@ -252,15 +253,15 @@ int32 rtl8651_romeperfInit()
romePerfStat[ROMEPERF_INDEX_fastpath_1].desc = "fastpath_1";
romePerfStat[ROMEPERF_INDEX_fastpath_2].desc = "fastpath_2";
romePerfStat[ROMEPERF_INDEX_fastpath_3].desc = "fastpath_3";
-
-
+
+
return SUCCESS;
}
int32 rtl8651_romeperfReset()
{
rtl8651_romeperfInit();
-
+
return SUCCESS;
}
@@ -268,7 +269,7 @@ int32 rtl8651_romeperfReset()
int32 rtl8651_romeperfStart()
{
if ( rtl8651_romeperf_inited == FALSE ) rtl8651_romeperfInit();
-
+
START_AND_GET_CP3_COUNTER0( cnt1 );
return SUCCESS;
@@ -277,7 +278,7 @@ int32 rtl8651_romeperfStart()
int32 rtl8651_romeperfStop( uint64 *pDiff )
{
if ( rtl8651_romeperf_inited == FALSE ) rtl8651_romeperfInit();
-
+
STOP_AND_GET_CP3_COUNTER0( cnt2 );
*pDiff = cnt2 - cnt1;
@@ -295,7 +296,7 @@ int32 rtl8651_romeperfGet( uint64 *pGet )
CP3_COUNTER0_STOP();
*pGet = CP3_COUNTER0_GET();
CP3_COUNTER0_START();
-
+
return SUCCESS;
}
@@ -304,12 +305,12 @@ int32 rtl8651_romeperfPause( void )
if ( rtl8651_romeperf_inited == FALSE ) return FAILED;
rtl8651_romeperf_enable = FALSE;
-
+
/* Louis patch: someone will disable CP3 in somewhere. */
CP3_COUNTER0_INIT();
CP3_COUNTER0_STOP();
-
+
return SUCCESS;
}
@@ -318,12 +319,12 @@ int32 rtl8651_romeperfResume( void )
if ( rtl8651_romeperf_inited == FALSE ) return FAILED;
rtl8651_romeperf_enable = TRUE;
-
+
/* Louis patch: someone will disable CP3 in somewhere. */
CP3_COUNTER0_INIT();
-
+
CP3_COUNTER0_START();
-
+
return SUCCESS;
}
@@ -345,7 +346,7 @@ __IRAM int rtl8651_romeperfEnterPoint( int index )
romePerfStat[index].tempCycle[3] = currCnt[3];
romePerfStat[index].hasTempCycle = TRUE;
CP3_COUNTER0_START();
-
+
return SUCCESS;
}
@@ -360,7 +361,7 @@ __IRAM int rtl8651_romeperfExitPoint(int index )
/* Louis patch: someone will disable CP3 in somewhere. */
CP3_COUNTER0_INIT();
-
+
CP3_COUNTER0_STOP();
CP3_COUNTER0_GET_ALL();
romePerfStat[index].accCycle[0] += currCnt[0]-romePerfStat[index].tempCycle[0];
@@ -370,7 +371,7 @@ __IRAM int rtl8651_romeperfExitPoint(int index )
romePerfStat[index].hasTempCycle = FALSE;
romePerfStat[index].executedNum++;
CP3_COUNTER0_START();
-
+
return SUCCESS;
}
@@ -389,7 +390,7 @@ int32 rtl8651_romeperfDump( int start, int end )
else
{
int j;
- rtlglue_printf( "[%3d] %30s ",
+ rtlglue_printf( "[%3d] %30s ",
i, romePerfStat[i].desc );
for( j =0; j < sizeof(romePerfStat[i].accCycle)/sizeof(romePerfStat[i].accCycle[0]);
j++ )
@@ -400,7 +401,7 @@ int32 rtl8651_romeperfDump( int start, int end )
rtlglue_printf( "%12llu %8u %10u\n",
romePerfStat[i].accCycle[j],
- romePerfStat[i].executedNum,
+ romePerfStat[i].executedNum,
avrgCycle
);
rtlglue_printf( " %3s %30s ", "", "" );
@@ -408,7 +409,7 @@ int32 rtl8651_romeperfDump( int start, int end )
rtlglue_printf( "\r" );
}
}
-
+
return SUCCESS;
#else
int i;
@@ -450,8 +451,8 @@ int32 rtl8651_romeperfDump( int start, int end )
uint32 avrgCycle = /* Hi-word */ (pAccCycle[0]*(0xffffffff/statSnapShot[i].executedNum)) +
/* Low-word */(pAccCycle[1]/statSnapShot[i].executedNum);
rtlglue_printf( "%12llu %8u %10u\n",
- statSnapShot[i].accCycle[j],
- statSnapShot[i].executedNum,
+ statSnapShot[i].accCycle[j],
+ statSnapShot[i].executedNum,
avrgCycle );
rtlglue_printf( " %3s %30s ", "", "" );
}
@@ -460,7 +461,7 @@ int32 rtl8651_romeperfDump( int start, int end )
}
rtlglue_free(statSnapShot);
-
+
return SUCCESS;
#endif
}
@@ -479,11 +480,31 @@ int rtl865x_perf_proc_read( char *page, char **start, off_t off, int count, int
int rtl865x_perf_proc_write(struct file *file, const char *buffer,
unsigned long count, void *data)
{
+ char tmpbuf[32];
+ int start, end, num;
unsigned long x;
spin_lock_irq(x);
+ if (buffer && !copy_from_user(tmpbuf, buffer, count))
+ {
+ tmpbuf[count] = '\0';
+ if(!memcmp(tmpbuf, "flush", 5)){
+ rtl8651_romeperfReset();
+ }else{
+ num = sscanf(tmpbuf, "%d %d", &start, &end);
+ if (num != 2) {
+ printk("invalid romeperf parameter!\n");
+ goto OUT;
+ }
- rtl8651_romeperfReset();
+ if((start<0) ||(start>99)||(end<0) ||(end>99) ||(start>end)){
+ printk("Bad index!\n");
+ goto OUT;
+ }
- spin_unlock_irq(x);
+ rtl8651_romeperfDump(start, end);
+ }
+ }
+OUT:
+ spin_unlock_irq(x);
return count;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 20:56:52 +0000