dsp: sdxpoorwills: fix compilation issue

Variable 'vm_page_prot' has different types in different
ARM platforms. Using macro "pgprot_val" to handle it to
fix compilation issue for sdxpoorwills targets.

Change-Id: Ic7b8de9860759cc56812e7a3ffb1aaea2b6779f9
Signed-off-by: Xiaoyu Ye <benyxy@codeaurora.org>
diff --git a/dsp/msm_audio_ion.c b/dsp/msm_audio_ion.c
index 0baca8d..ca9505f 100644
--- a/dsp/msm_audio_ion.c
+++ b/dsp/msm_audio_ion.c
@@ -346,7 +346,7 @@
 				vma, (unsigned int)addr, len,
 				(unsigned int)vma->vm_start,
 				(unsigned int)vma->vm_end,
-				(unsigned long)vma->vm_page_prot.pgprot);
+				(unsigned long)pgprot_val(vma->vm_page_prot));
 			remap_pfn_range(vma, addr, page_to_pfn(page), len,
 					vma->vm_page_prot);
 			addr += len;
@@ -369,7 +369,7 @@
 		pr_debug("vma=%pK, vm_start=%x vm_end=%x vm_pgoff=%ld vm_page_prot=%lu\n",
 			vma, (unsigned int)vma->vm_start,
 			(unsigned int)vma->vm_end, vma->vm_pgoff,
-			(unsigned long)vma->vm_page_prot.pgprot);
+			(unsigned long)pgprot_val(vma->vm_page_prot));
 		va_len = vma->vm_end - vma->vm_start;
 		if ((offset > phys_len) || (va_len > phys_len-offset)) {
 			pr_err("wrong offset size %ld, lens= %zd, va_len=%zd\n",