shinys000114/kernel_common_drivers
1
0
Fork 0
mirror of https://github.com/hardkernel/kernel_common_drivers.git synced 2026-06-25 12:03:48 +09:00
Code Issues Packages Projects Releases Wiki Activity

codec_mm: CF1 Optimize force_cache_on usage logic. [1/1]

Browse Source 
PD#SWPL-161028

Problem:
the flag of force_cache_on keep true for a long time in scatter cache.

Solution:
Optimize force_cache_on usage logic.

Verify:
S805X2/AH212

Change-Id: I6d4bcf73722fdbcca36a114d8f4efbbf812b4575
Signed-off-by: lele xiang <lele.xiang@amlogic.com>
This commit is contained in:
lele xiang
2024-03-21 02:22:56 +00:00
committed by Luan Yuan
parent 9727793124
commit 7fbb7bd901
1 changed files with 11 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/media/common/codec_mm/codec_mm_scatter.c
+11 -10
View File
@@ -2739,10 +2739,11 @@ static void codec_mm_scatter_cache_manage(struct codec_mm_scatter_mgt *smgt)
(smgt->force_cache_on &&/*on star cache*/
(smgt->total_page_num < smgt->force_cache_page_cnt))
) {/*first 500ms ,alloc double.*/
int once_alloc = 1024;
mms = codec_mm_get_next_cache_scatter(smgt, NULL, 0);
if (mms) {
int need;
int once_alloc = 1024;/*once 4M*/
if (smgt->force_cache_on) {
once_alloc = 4096;
@@ -2755,9 +2756,7 @@ static void codec_mm_scatter_cache_manage(struct codec_mm_scatter_mgt *smgt)
}
}
need = mms->page_cnt + once_alloc;
if ((need - mms->page_cnt) > once_alloc)
need = mms->page_cnt + once_alloc;
if (need > smgt->force_cache_page_cnt)
if (smgt->force_cache_on && need > smgt->force_cache_page_cnt)
need = smgt->force_cache_page_cnt;
if (need > mms->page_max_cnt)
need = mms->page_max_cnt;
@@ -2777,12 +2776,14 @@ static void codec_mm_scatter_cache_manage(struct codec_mm_scatter_mgt *smgt)
alloced = 0;
}
/*wake up wait.*/
if (alloced &&
smgt->force_cache_on &&
smgt->cached_pages >= smgt->force_cache_page_cnt) {
smgt->force_cache_on = 0;
smgt->delay_free_timeout_jiffies64 =
get_jiffies_64() + 2000 * HZ / 1000;
if (alloced && smgt->force_cache_on) {
smgt->force_cache_page_cnt -= once_alloc;
if (smgt->force_cache_page_cnt <= 0) {
pr_dbg("scatter force_cache off\n");
smgt->force_cache_on = 0;
smgt->delay_free_timeout_jiffies64 =
get_jiffies_64() + 2000 * HZ / 1000;
}
}
} else if ((smgt->cached_pages >
(smgt->keep_size_PAGE + 1000)) &&