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Commit 30ef773f authored by Skylar Chang's avatar Skylar Chang
Browse files

msm: ipa3: add check to load gsi fw once 



Add the check before starting workqueue
to load ipa/gsi-fws to avoid the smmu
crash.

Change-Id: Icdea2df4ea30bc154bf539c3016fb08defce4c55
Signed-off-by: default avatarSkylar Chang <chiaweic@codeaurora.org>
parent 4fd6ee6c

drivers/platform/msm/ipa/ipa_v3/ipa.c

+9 −0
Original line number Diff line number Diff line
@@ -5233,6 +5233,15 @@ static ssize_t ipa3_write(struct file *file, const char __user *buf, 
			ipa3_ctx->ipa_config_is_mhi ? "" : "non ");

	}



	/* Prevent multiple calls from trying to load the FW again. */

	if (ipa3_ctx->fw_loaded) {

		IPAERR("not load FW again\n");

		return count;

	}



	/* Schedule WQ to load ipa-fws */

	ipa3_ctx->fw_loaded = true;



	queue_work(ipa3_ctx->transport_power_mgmt_wq,

		&ipa3_fw_loading_work);

drivers/platform/msm/ipa/ipa_v3/ipa_i.h

+1 −0
Original line number Diff line number Diff line
@@ -1723,6 +1723,7 @@ struct ipa3_context { 
	int (*client_lock_unlock[IPA_MAX_CLNT])(bool is_lock);

	atomic_t is_ssr;

	bool (*get_teth_port_state[IPA_MAX_CLNT])(void);

	bool fw_loaded;

};



struct ipa3_plat_drv_res {