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Merge "power: reset: qcom-dload-mode: support for nodump mode"

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QCTECMDR Service 2024-06-20 02:54:52 -07:00 • committed by Gerrit - the friendly Code Review server
commit 99edd1401d
2 changed files with 21 additions and 0 deletions
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10
drivers/power/reset/Kconfig
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@ -132,6 +132,16 @@ config POWER_RESET_QCOM_DOWNLOAD_MODE_DEFAULT
Say Y here to enable "download mode" by default.
config POWER_RESET_QCOM_DOWNLOAD_MODE_NODUMP
bool "MSM download mode as nodump"
depends on POWER_RESET_QCOM_DOWNLOAD_MODE
help
Support MSM boards to be able to set nodump as download mode,
when unexpected warm-restart is called, so that device will
not go into ramdump path.
Say N if not sure.
config POWER_RESET_QCOM_PON
tristate "Qualcomm power-on driver"
depends on ARCH_QCOM

11
drivers/power/reset/qcom-dload-mode.c
View file

@ -203,6 +203,11 @@ static ssize_t dload_mode_show(struct kobject *kobj,
case QCOM_DOWNLOAD_BOTHDUMP:
mode = "both";
break;
#ifdef CONFIG_POWER_RESET_QCOM_DOWNLOAD_MODE_NODUMP
case QCOM_DOWNLOAD_NODUMP:
mode = "nodump";
break;
#endif
default:
mode = "unknown";
break;
@ -221,6 +226,12 @@ static ssize_t dload_mode_store(struct kobject *kobj,
mode = QCOM_DOWNLOAD_MINIDUMP;
else if (sysfs_streq(buf, "both"))
mode = QCOM_DOWNLOAD_BOTHDUMP;
#ifdef CONFIG_POWER_RESET_QCOM_DOWNLOAD_MODE_NODUMP
else if (sysfs_streq(buf, "nodump")) {
mode = QCOM_DOWNLOAD_NODUMP;
qcom_scm_disable_sdi();
}
#endif
else {
pr_err("Invalid dump mode request...\n");
pr_err("Supported dumps: 'full', 'mini', or 'both'\n");