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amcsc: need force to send fake frame for matrix updating [1/1]

Browse Source 
PD#SWPL-14947

Problem:
When switch the display mode of VIU1 from panel to hdmi. The
csc matrix did not update  correctly without video on.

Solution:
Force to trigger a fake frame to update csc matrix correctly.

Verify:
Verified on u202

Change-Id: I3e75a2d396ee1c752ed30bf01852afc8b9499f41
Signed-off-by: Brian Zhu <brian.zhu@amlogic.com>
This commit is contained in:
Brian Zhu
2019-10-10 19:44:46 +08:00
committed by Tao Zeng
parent 571233333f
commit 4e60c444f8
1 changed files with 22 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
drivers/amlogic/media/enhancement/amvecm/amcsc.c
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@@ -7291,11 +7291,16 @@ int amvecm_matrix_process(
bool send_fake_frame = false;
if ((get_cpu_type() < MESON_CPU_MAJOR_ID_GXTVBB) ||
is_meson_gxl_package_905M2() || (csc_en == 0) ||
!vinfo || vinfo->mode == VMODE_NULL ||
vinfo->mode == VMODE_INVALID)
is_meson_gxl_package_905M2() || (csc_en == 0) || !vinfo)
return 0;
if (vinfo->mode == VMODE_NULL ||
vinfo->mode == VMODE_INVALID) {
current_hdr_cap[vd_path] = 0;
current_sink_available[vd_path] = 0;
return 0;
}
if (reload_mtx) {
for (i = 0; i < NUM_MATRIX; i++)
if (reload_mtx & (1 << i))
@@ -7427,6 +7432,8 @@ int amvecm_matrix_process(
null_vf_cnt[vd_path] = 0;
fg_vf_sw_dbg = 3;
} else {
bool force_fake = false;
last_vf[vd_path] = NULL;
if (null_vf_cnt[vd_path] <= null_vf_max)
@@ -7436,6 +7443,8 @@ int amvecm_matrix_process(
if (cap_changed) {
if (is_video_layer_on(vd_path))
null_vf_cnt[vd_path] = 0;
else
force_fake = true;
pr_csc(4, "vd%d: sink cap changed when idle\n",
vd_path + 1);
}
@@ -7444,6 +7453,8 @@ int amvecm_matrix_process(
if (prev_color_fmt != vinfo->viu_color_fmt) {
if (is_video_layer_on(vd_path))
null_vf_cnt[vd_path] = 0;
else
force_fake = true;
prev_color_fmt = vinfo->viu_color_fmt;
pr_csc(4, "vd%d: output color format changed\n",
vd_path + 1);
@@ -7451,9 +7462,11 @@ int amvecm_matrix_process(
/* handle eye protect mode */
if ((cur_eye_protect_mode != wb_val[0]) &&
(vd_path == VD1_PATH) &&
is_video_layer_on(vd_path)) {
null_vf_cnt[vd_path] = 0;
(vd_path == VD1_PATH)) {
if (is_video_layer_on(vd_path))
null_vf_cnt[vd_path] = 0;
else
force_fake = true;
pr_csc(4, "vd%d: eye_protect_mode changed\n",
vd_path + 1);
}
@@ -7494,6 +7507,9 @@ int amvecm_matrix_process(
== HDR_MODULE_ON)) {
null_vf_cnt[vd_path] = 1;
toggle_frame = 1;
} else if (force_fake) {
null_vf_cnt[vd_path] = 1;
toggle_frame = 1;
} else if (csc_en & 0x10) {
toggle_frame = null_vf_max;
} else {