Commit 03884c93 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

media: atomisp: add debug for hmm alloc 



The hmm code is still complex and has bugs. Add a debug print
when memory gets allocated, in order to help identifying what's
happening out there.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent 14a638ab

drivers/staging/media/atomisp/pci/hmm/hmm.c

+5 −1
Original line number Diff line number Diff line
@@ -253,7 +253,7 @@ ia_css_ptr hmm_alloc(size_t bytes, enum hmm_bo_type type, 
		goto alloc_page_err;

	}



	/* Combind the virtual address and pages togather */

	/* Combine the virtual address and pages together */

	ret = hmm_bo_bind(bo);

	if (ret) {

		dev_err(atomisp_dev, "hmm_bo_bind failed.\n");
@@ -265,6 +265,10 @@ ia_css_ptr hmm_alloc(size_t bytes, enum hmm_bo_type type, 
	if (attrs & ATOMISP_MAP_FLAG_CLEARED)

		hmm_set(bo->start, 0, bytes);



	    dev_dbg(atomisp_dev,

	    "%s: pages: 0x%08x (%ld bytes), type: %d from highmem %d, user ptr %p, cached %d\n",

	    __func__, bo->start, bytes, type, from_highmem, userptr, cached);



	return bo->start;



bind_err: