Merge "esoc: Introduce stage-3 reset under boot fail action" (053e9057) · Commits · e / devices / android_kernel_xiaomi_nabu

drivers/esoc/esoc-mdm-drv.c

+11 −0

Original line number	Diff line number	Diff line
		@@ -32,6 +32,7 @@ enum esoc_boot_fail_action {
		BOOT_FAIL_ACTION_SHUTDOWN,
		BOOT_FAIL_ACTION_PANIC,
		BOOT_FAIL_ACTION_NOP,
		BOOT_FAIL_ACTION_S3_RESET,
		};

		static unsigned int boot_fail_action = BOOT_FAIL_ACTION_PANIC;
		@@ -72,6 +73,8 @@ struct mdm_drv {
		};
		#define to_mdm_drv(d) container_of(d, struct mdm_drv, cmd_eng)

		#define S3_RESET_DELAY_MS 2100

		static void esoc_client_link_power_off(struct esoc_clink *esoc_clink,
		unsigned int flags);

		@@ -343,6 +346,14 @@ static int mdm_handle_boot_fail(struct esoc_clink esoc_clink, u8 pon_trial)
		(*pon_trial)++;
		mdm_power_down(mdm);
		break;
		case BOOT_FAIL_ACTION_S3_RESET:
		mdm_subsys_retry_powerup_cleanup(esoc_clink,
		ESOC_HOOK_MDM_DOWN);
		esoc_mdm_log("Doing an S3 reset\n");
		(*pon_trial)++;
		mdm_power_down(mdm);
		msleep(S3_RESET_DELAY_MS);
		break;
		case BOOT_FAIL_ACTION_PANIC:
		esoc_mdm_log("Calling panic!!\n");
		panic("Panic requested on external modem boot failure\n");