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Commit 6860a12e authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "dmaengine: gpi: Add support to dump GPI registers by clients"

parents 52d4b09f 90e0b5fd

drivers/dma/qcom/gpi.c

+9 −0
Original line number Diff line number Diff line
@@ -852,6 +852,15 @@ static void gpi_dump_debug_reg(struct gpii *gpii) 
	GPII_ERR(gpii, GPI_DBG_COMMON, "Global IRQ handling Exit\n");

}



void gpi_dump_for_geni(struct dma_chan *chan)

{

	struct gpii_chan *gpii_chan = to_gpii_chan(chan);

	struct gpii *gpii = gpii_chan->gpii;



	gpi_dump_debug_reg(gpii);

}

EXPORT_SYMBOL(gpi_dump_for_geni);



static void gpi_disable_interrupts(struct gpii *gpii)

{

	struct {

include/linux/msm_gpi.h

+5 −1
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0-only */

/*

 * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.

 * Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.

 */



#ifndef __MSM_GPI_H_
@@ -263,4 +263,8 @@ struct msm_gpi_dma_async_tx_cb_param { 
	void *userdata;

};



/* Client drivers of the GPI can call this function to dump the GPI registers

 * whenever client met some scenario like timeout, error in GPI transfer mode.

 */

void gpi_dump_for_geni(struct dma_chan *chan);

#endif