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Commit 659615bd authored by Jinwei Chen's avatar Jinwei Chen Committed by snandini
Browse files

qcacmn: add function for multi-pages memory zero operation 

Add function qdf_mem_multi_pages_zero() to support multi-pages
memory zero operation.

Change-Id: I08b5c2722c02881550d3a1da27d5137c0957fd51
CRs-Fixed: 27763653
parent 96349dc9

hif/src/ce/ce_main.c

+4 −1
Original line number Diff line number Diff line
@@ -38,7 +38,6 @@ 
#include "ce_assignment.h"

#include "ce_tasklet.h"

#include "qdf_module.h"

#include "hal_api.h"



#define CE_POLL_TIMEOUT 10      /* ms */
@@ -58,6 +57,10 @@ 
#define QCA_WIFI_SUPPORT_SRNG

#endif



#ifdef QCA_WIFI_SUPPORT_SRNG

#include <hal_api.h>

#endif



/* Forward references */

QDF_STATUS hif_post_recv_buffers_for_pipe(struct HIF_CE_pipe_info *pipe_info);

qdf/inc/qdf_mem.h

+12 −0
Original line number Diff line number Diff line
@@ -303,6 +303,18 @@ void qdf_mem_multi_pages_free(qdf_device_t osdev, 


#endif /* MEMORY_DEBUG */



/**

 * qdf_mem_multi_pages_zero() - zero out each page memory

 * @pages: Multi page information storage

 * @cacheable: Coherent memory or cacheable memory

 *

 * This function will zero out each page memory

 *

 * Return: None

 */

void qdf_mem_multi_pages_zero(struct qdf_mem_multi_page_t *pages,

			      bool cacheable);



/**

 * qdf_aligned_malloc() - allocates aligned QDF memory.

 * @size: Size to be allocated

qdf/linux/src/qdf_mem.c

+25 −0
Original line number Diff line number Diff line
@@ -1650,6 +1650,31 @@ void qdf_mem_multi_pages_free(qdf_device_t osdev, 
qdf_export_symbol(qdf_mem_multi_pages_free);

#endif



void qdf_mem_multi_pages_zero(struct qdf_mem_multi_page_t *pages,

			      bool cacheable)

{

	unsigned int page_idx;

	struct qdf_mem_dma_page_t *dma_pages;



	if (!pages->page_size)

		pages->page_size = qdf_page_size;



	if (cacheable) {

		for (page_idx = 0; page_idx < pages->num_pages; page_idx++)

			qdf_mem_zero(pages->cacheable_pages[page_idx],

				     pages->page_size);

	} else {

		dma_pages = pages->dma_pages;

		for (page_idx = 0; page_idx < pages->num_pages; page_idx++) {

			qdf_mem_zero(dma_pages->page_v_addr_start,

				     pages->page_size);

			dma_pages++;

		}

	}

}



qdf_export_symbol(qdf_mem_multi_pages_zero);



void __qdf_mem_free(void *ptr)

{

	if (!ptr)