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authorTakashi Iwai <tiwai@suse.de>2019-02-08 14:20:32 +0100
committerTakashi Iwai <tiwai@suse.de>2019-02-08 14:20:32 +0100
commitd02cac152c97dffcb0cdd91e09b54fd6e2cca63d (patch)
tree68e4c6bd842703009f3edbf8f0e0e9326e4b2fad /tools/perf/util/callchain.c
parent36e4617c01153757cde9e5fcd375a75a8f8425c3 (diff)
parenta50e32694fbcdbf55875095258b9398e2eabd71f (diff)
downloadlinux-d02cac152c97dffcb0cdd91e09b54fd6e2cca63d.tar.bz2
Merge tag 'asoc-v5.1' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-next
ASoC: Updates for v5.1 Lots and lots of new drivers so far, a highlight being the MediaTek BTCVSD which is a driver for a Bluetooth radio chip - the first such driver we've had upstream. Hopefully we will soon also see a baseband with an upstream driver! - Support for only powering up channels that are actively being used. - Quite a few improvements to simplify the generic card drivers, especially the merge of the SCU cards into the main generic drivers. - Lots of fixes for probing on Intel systems, trying to rationalize things to look more standard from a framework point of view. - New drivers for Asahi Kasei Microdevices AK4497, Cirrus Logic CS4341, Google ChromeOS embedded controllers, Ingenic JZ4725B, MediaTek BTCVSD, MT8183 and MT6358, NXP MICFIL, Rockchip RK3328, Spreadtrum DMA controllers, Qualcomm WCD9335, Xilinx S/PDIF and PCM formatters.
Diffstat (limited to 'tools/perf/util/callchain.c')
-rw-r--r--tools/perf/util/callchain.c32
1 files changed, 20 insertions, 12 deletions
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
index 32ef7bdca1cf..dc2212e12184 100644
--- a/tools/perf/util/callchain.c
+++ b/tools/perf/util/callchain.c
@@ -766,6 +766,7 @@ static enum match_result match_chain(struct callchain_cursor_node *node,
cnode->cycles_count += node->branch_flags.cycles;
cnode->iter_count += node->nr_loop_iter;
cnode->iter_cycles += node->iter_cycles;
+ cnode->from_count++;
}
}
@@ -1345,10 +1346,10 @@ static int branch_to_str(char *bf, int bfsize,
static int branch_from_str(char *bf, int bfsize,
u64 branch_count,
u64 cycles_count, u64 iter_count,
- u64 iter_cycles)
+ u64 iter_cycles, u64 from_count)
{
int printed = 0, i = 0;
- u64 cycles;
+ u64 cycles, v = 0;
cycles = cycles_count / branch_count;
if (cycles) {
@@ -1357,14 +1358,16 @@ static int branch_from_str(char *bf, int bfsize,
bf + printed, bfsize - printed);
}
- if (iter_count) {
- printed += count_pri64_printf(i++, "iter",
- iter_count,
- bf + printed, bfsize - printed);
+ if (iter_count && from_count) {
+ v = iter_count / from_count;
+ if (v) {
+ printed += count_pri64_printf(i++, "iter",
+ v, bf + printed, bfsize - printed);
- printed += count_pri64_printf(i++, "avg_cycles",
- iter_cycles / iter_count,
- bf + printed, bfsize - printed);
+ printed += count_pri64_printf(i++, "avg_cycles",
+ iter_cycles / iter_count,
+ bf + printed, bfsize - printed);
+ }
}
if (i)
@@ -1377,6 +1380,7 @@ static int counts_str_build(char *bf, int bfsize,
u64 branch_count, u64 predicted_count,
u64 abort_count, u64 cycles_count,
u64 iter_count, u64 iter_cycles,
+ u64 from_count,
struct branch_type_stat *brtype_stat)
{
int printed;
@@ -1389,7 +1393,8 @@ static int counts_str_build(char *bf, int bfsize,
predicted_count, abort_count, brtype_stat);
} else {
printed = branch_from_str(bf, bfsize, branch_count,
- cycles_count, iter_count, iter_cycles);
+ cycles_count, iter_count, iter_cycles,
+ from_count);
}
if (!printed)
@@ -1402,13 +1407,14 @@ static int callchain_counts_printf(FILE *fp, char *bf, int bfsize,
u64 branch_count, u64 predicted_count,
u64 abort_count, u64 cycles_count,
u64 iter_count, u64 iter_cycles,
+ u64 from_count,
struct branch_type_stat *brtype_stat)
{
char str[256];
counts_str_build(str, sizeof(str), branch_count,
predicted_count, abort_count, cycles_count,
- iter_count, iter_cycles, brtype_stat);
+ iter_count, iter_cycles, from_count, brtype_stat);
if (fp)
return fprintf(fp, "%s", str);
@@ -1422,6 +1428,7 @@ int callchain_list_counts__printf_value(struct callchain_list *clist,
u64 branch_count, predicted_count;
u64 abort_count, cycles_count;
u64 iter_count, iter_cycles;
+ u64 from_count;
branch_count = clist->branch_count;
predicted_count = clist->predicted_count;
@@ -1429,11 +1436,12 @@ int callchain_list_counts__printf_value(struct callchain_list *clist,
cycles_count = clist->cycles_count;
iter_count = clist->iter_count;
iter_cycles = clist->iter_cycles;
+ from_count = clist->from_count;
return callchain_counts_printf(fp, bf, bfsize, branch_count,
predicted_count, abort_count,
cycles_count, iter_count, iter_cycles,
- &clist->brtype_stat);
+ from_count, &clist->brtype_stat);
}
static void free_callchain_node(struct callchain_node *node)