From: Ziggy471 <ziggy471@gmail.com>
Date: Sat, 8 Jan 2011 16:59:31 +0000 (-0500)
Subject: AOSP pmem
X-Git-Url: https://ziggy471.com/git/gitweb.cgi?p=ziggy471-frankenstein-kernel.git;a=commitdiff;h=adc422f375c4d652ba3e204e2227b71fc3ebc685

AOSP pmem
---

--- a/drivers/misc/pmem.c
+++ b/drivers/misc/pmem.c
@@ -1200,6 +1200,16 @@ static long pmem_ioctl(struct file *file
 		return pmem_connect(arg, file);
 		break;
 
+	case PMEM_CACHE_FLUSH:
+		{
+			struct pmem_region region;
+			if (copy_from_user(&region, (void __user *)arg,
+						sizeof(struct pmem_region)))
+				return -EFAULT;
+			flush_pmem_file(file, region.offset, region.len);
+			break;
+		}
+
 	case PMEM_CLEAN_INV_CACHES:
 	case PMEM_CLEAN_CACHES:
 	case PMEM_INV_CACHES:
--- a/include/linux/android_pmem.h
+++ b/include/linux/android_pmem.h
@@ -67,6 +67,7 @@
 #define HW3D_REVOKE_GPU		_IOW(PMEM_IOCTL_MAGIC, 8, unsigned int)
 #define HW3D_GRANT_GPU		_IOW(PMEM_IOCTL_MAGIC, 9, unsigned int)
 
+#define PMEM_CACHE_FLUSH	_IOW(PMEM_IOCTL_MAGIC, 8, unsigned int)
 #define PMEM_CLEAN_INV_CACHES	_IOW(PMEM_IOCTL_MAGIC, 11, unsigned int)
 #define PMEM_CLEAN_CACHES	_IOW(PMEM_IOCTL_MAGIC, 12, unsigned int)
 #define PMEM_INV_CACHES		_IOW(PMEM_IOCTL_MAGIC, 13, unsigned int)