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Commit afecc508 authored by Amir Levy's avatar Amir Levy Committed by Gerrit - the friendly Code Review server
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msm: ipa: remove soft reset in ipa hw init 



Remove the soft reset from IPA HW initialization since it is
no longer supported in HW.

Change-Id: I25b92f84fdfadf90c95b91b9bcf4e20854532d93
Signed-off-by: default avatarNadine Toledano <nadinet@codeaurora.org>
Signed-off-by: default avatarAmir Levy <alevy@codeaurora.org>
parent caa48607

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

+1 −8
Original line number Diff line number Diff line
@@ -635,19 +635,12 @@ int ipa3_init_hw(void) 
{

	u32 ipa_version = 0;



	/* do soft reset of IPA */

	ipa_write_reg(ipa3_ctx->mmio, IPA_COMP_SW_RESET_OFST, 1);

	ipa_write_reg(ipa3_ctx->mmio, IPA_COMP_SW_RESET_OFST, 0);



	/* enable IPA */

	ipa_write_reg(ipa3_ctx->mmio, IPA_COMP_CFG_OFST, 1);



	/* Read IPA version and make sure we have access to the registers */

	ipa_version = ipa_read_reg(ipa3_ctx->mmio, IPA_VERSION_OFST);

	if (ipa_version == 0)

		return -EFAULT;



	/* set ipa_bcr to 0xFFFFFFFF for using new IPA behavior */

	/* using old BCR configuration(IPAv2.6)*/

	ipa_write_reg(ipa3_ctx->mmio, IPA_BCR_OFST, IPA_BCR_REG_VAL);

	return 0;

}