samsung-sm8650/android_kernel_samsung_sm8650-modules
1
0
Forkuj 0
Kod Zgłoszenia Oczekujące zmiany Actions Packages Projekty Wydania Wiki Aktywność

msm: camera: ife: prevent scm calls for SAFE signalling

Przeglądaj źródła 
problem:
scm calls to enable/disable SAFE signal introduced due to HW limitation
in some targets from ife causing overall system delay whenever
camera starts and other HW components also making scm calls.

solution:
prevent redundant SCM calls for SAFE signal.

CRs-Fixed: 3511194
Change-Id: Ib6692d599e9ec9e9182a9e6eb0aef52322cbfdef
Signed-off-by: Pranav Sanwal <quic_psanwal@quicinc.com>
This commit is contained in:
Pranav Sanwal
2023-05-09 16:29:18 +05:30
zatwierdzone przez Camera Software Integration
rodzic bb8ce626cd
commit 284a8e39b2
1 zmienionych plików z 10 dodań i 6 usunięć
Ściągnij plik aktualizacji Ściągnij plik porównania Expand all files Collapse all files

16
drivers/cam_utils/cam_compat.c
Wyświetl plik

@@ -198,13 +198,15 @@ int cam_ife_notify_safe_lut_scm(bool safe_trigger)
uint32_t camera_hw_version, rc = 0; uint32_t camera_hw_version, rc = 0;
rc = cam_cpas_get_cpas_hw_version(&camera_hw_version); rc = cam_cpas_get_cpas_hw_version(&camera_hw_version);
if (!rc && qcom_scm_smmu_notify_secure_lut(smmu_se_ife, safe_trigger)) { if (!rc) {
switch (camera_hw_version) { switch (camera_hw_version) {
case CAM_CPAS_TITAN_170_V100: case CAM_CPAS_TITAN_170_V100:
case CAM_CPAS_TITAN_170_V110: case CAM_CPAS_TITAN_170_V110:
case CAM_CPAS_TITAN_175_V100: case CAM_CPAS_TITAN_175_V100:
CAM_ERR(CAM_ISP, "scm call to enable safe failed"); if (qcom_scm_smmu_notify_secure_lut(smmu_se_ife, safe_trigger)) {
rc = -EINVAL; CAM_ERR(CAM_ISP, "scm call to enable safe failed");
rc = -EINVAL;
}
break; break;
default: default:
break; break;
@@ -265,13 +267,15 @@ int cam_ife_notify_safe_lut_scm(bool safe_trigger)
}; };
rc = cam_cpas_get_cpas_hw_version(&camera_hw_version); rc = cam_cpas_get_cpas_hw_version(&camera_hw_version);
if (!rc && scm_call2(SCM_SIP_FNID(0x15, 0x3), &description)) { if (!rc) {
switch (camera_hw_version) { switch (camera_hw_version) {
case CAM_CPAS_TITAN_170_V100: case CAM_CPAS_TITAN_170_V100:
case CAM_CPAS_TITAN_170_V110: case CAM_CPAS_TITAN_170_V110:
case CAM_CPAS_TITAN_175_V100: case CAM_CPAS_TITAN_175_V100:
CAM_ERR(CAM_ISP, "scm call to enable safe failed"); if (scm_call2(SCM_SIP_FNID(0x15, 0x3), &description)) {
rc = -EINVAL; CAM_ERR(CAM_ISP, "scm call to enable safe failed");
rc = -EINVAL;
}
break; break;
default: default:
break; break;