msm: ADSPRPC: Add exec permission for hyp_assign_phys

Add execute permission for hyp_assign_phys for adsp shared
memory region to allow for the memory to be reused by other user
space processes when this is not used by the remote processor.

Change-Id: I4a116dfdad85b57f0706a9480b3eb1c09f079dbb
Acked-by: Viswanatham Paduchuri <vpaduchu@qti.qualcomm.com>
Signed-off-by: Sathish Ambley <sathishambley@codeaurora.org>
diff --git a/drivers/char/adsprpc.c b/drivers/char/adsprpc.c
index ee847d9f..3f2ce31 100644
--- a/drivers/char/adsprpc.c
+++ b/drivers/char/adsprpc.c
@@ -2470,7 +2470,7 @@
 			int srcVM[1] = {VMID_HLOS};
 			int destVM[4] = {VMID_HLOS, VMID_MSS_MSA, VMID_SSC_Q6,
 						VMID_ADSP_Q6};
-			int destVMperm[4] = {PERM_READ | PERM_WRITE,
+			int destVMperm[4] = {PERM_READ | PERM_WRITE | PERM_EXEC,
 				PERM_READ | PERM_WRITE | PERM_EXEC,
 				PERM_READ | PERM_WRITE | PERM_EXEC,
 				PERM_READ | PERM_WRITE | PERM_EXEC,