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Commit 41fc8344 authored by Michael Adisumarta's avatar Michael Adisumarta
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msm: ipa4: prevent power collapse until uC is loaded 



For IPA 4.0 offline charge is not needed and add a condition to
not devote the clock until IPA uC is loaded.

Change-Id: I816ae90a248ff3be94fc57eb63d82f04189d0966
CRs-fixed: 2153974
Signed-off-by: default avatarMichael Adisumarta <madisuma@codeaurora.org>
parent d91ef6f6

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

+7 −1
Original line number Diff line number Diff line
@@ -2455,8 +2455,14 @@ static int ipa3_wwan_probe(struct platform_device *pdev) 
				ret);

		goto config_err;

	}



	/*

	 * for IPA 4.0 offline charge is not needed and we need to prevent

	 * power collapse until IPA uC is loaded.

	 */

	atomic_set(&rmnet_ipa3_ctx->is_initialized, 1);

	if (!atomic_read(&rmnet_ipa3_ctx->is_ssr)) {

	if (!atomic_read(&rmnet_ipa3_ctx->is_ssr) && ipa3_ctx->ipa_hw_type !=

		IPA_HW_v4_0) {

		/* offline charging mode */

		ipa3_proxy_clk_unvote();

	}