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Commit b7af33a6 authored by Jagadeesh Ponduru's avatar Jagadeesh Ponduru
Browse files

msm: ipa3: fix to cleanup the dma allocation 



When commit header table from memory to HW, adding fix to clean
dma allocation if it fails in multiple mapping attempts and also to
clean the allocated mapping of hdr table after commit to HW.

Change-Id: Icbf1b855e34625ffe8f8356a59cddf85a91b0160
Signed-off-by: default avatarJagadeesh Ponduru <quic_jponduru@quicinc.com>
parent 93e270aa

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

+16 −4
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2012-2019,2021 The Linux Foundation. All rights reserved.

 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.

 */



#include "ipa_i.h"
@@ -193,13 +194,13 @@ int __ipa_commit_hdr_v3_0(void) 


	if (ipa3_generate_hdr_hw_tbl(&hdr_mem)) {

		IPAERR("fail to generate HDR HW TBL\n");

		goto end;

		goto failure_hdr;

	}



	if (ipa3_generate_hdr_proc_ctx_hw_tbl(hdr_mem.phys_base, &ctx_mem,

	    &aligned_ctx_mem)) {

		IPAERR("fail to generate HDR PROC CTX HW TBL\n");

		goto end;

		goto failure_hdr_proc;

	}



	/* IC to close the coal frame before HPS Clear if coal is enabled */
@@ -324,7 +325,7 @@ int __ipa_commit_hdr_v3_0(void) 
		IPAERR("fail to send immediate command\n");

	else

		rc = 0;



end:

	if (ipa3_ctx->hdr_tbl_lcl) {

		dma_free_coherent(ipa3_ctx->pdev, hdr_mem.size, hdr_mem.base,

			hdr_mem.phys_base);
@@ -336,6 +337,9 @@ int __ipa_commit_hdr_v3_0(void) 
				ipa3_ctx->hdr_mem.base,

				ipa3_ctx->hdr_mem.phys_base);

			ipa3_ctx->hdr_mem = hdr_mem;

		} else {

			dma_free_coherent(ipa3_ctx->pdev, hdr_mem.size,

			hdr_mem.base, hdr_mem.phys_base);

		}

	}
@@ -350,10 +354,12 @@ int __ipa_commit_hdr_v3_0(void) 
					ipa3_ctx->hdr_proc_ctx_mem.base,

					ipa3_ctx->hdr_proc_ctx_mem.phys_base);

			ipa3_ctx->hdr_proc_ctx_mem = ctx_mem;

		} else {

			dma_free_coherent(ipa3_ctx->pdev, ctx_mem.size,

			ctx_mem.base, ctx_mem.phys_base);

		}

	}



end:

	if (coal_cmd_pyld)

		ipahal_destroy_imm_cmd(coal_cmd_pyld);
@@ -364,6 +370,12 @@ int __ipa_commit_hdr_v3_0(void) 
		ipahal_destroy_imm_cmd(hdr_cmd_pyld);



	return rc;



failure_hdr_proc:

	dma_free_coherent(ipa3_ctx->pdev, hdr_mem.size, hdr_mem.base,

			hdr_mem.phys_base);

failure_hdr:

	return rc;

}



static int __ipa_add_hdr_proc_ctx(struct ipa_hdr_proc_ctx_add *proc_ctx,