Merge tag 'char-misc-3.13-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver fixes from Greg KH:
 "Nothing huge, just a few small bugfixes for problems reported, and a
  device id update"

* tag 'char-misc-3.13-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  mei: add 9 series PCH mei device ids
  drivers/char/i8k.c: add Dell XPLS L421X
  MAINTAINERS: add HSI subsystem
  misc: mic: Suppress memory space sparse warnings
  misc: mic: Fix endianness issues.
  misc: mic: Fix user space namespace pollution from mic_common.h.
  misc: mic: Bug fix for sysfs poll usage.
  misc: mic: Minor bug fix in 'retry' loops.
  misc: mic: Change mic_notify(...) to return true.
  extcon: remove freed groups caused the panic or warning in unregister flow
  extcon: arizona: Get pdata from arizona structure not device

1 files changed, 16 insertions, 24 deletions

diff --git a/include/uapi/linux/mic_common.h b/include/uapi/linux/mic_common.h
index 17e7d95e4f5..6eb40244e01 100644
--- a/include/uapi/linux/mic_common.h
+++ b/include/uapi/linux/mic_common.h
@@ -23,12 +23,7 @@
 
 #include <linux/virtio_ring.h>
 
-#ifndef __KERNEL__
-#define ALIGN(a, x)	(((a) + (x) - 1) & ~((x) - 1))
-#define __aligned(x)	__attribute__ ((aligned(x)))
-#endif
-
-#define mic_aligned_size(x) ALIGN(sizeof(x), 8)
+#define __mic_align(a, x) (((a) + (x) - 1) & ~((x) - 1))
 
 /**
  * struct mic_device_desc: Virtio device information shared between the
@@ -48,8 +43,8 @@ struct mic_device_desc {
 	__u8 feature_len;
 	__u8 config_len;
 	__u8 status;
-	__u64 config[0];
-} __aligned(8);
+	__le64 config[0];
+} __attribute__ ((aligned(8)));
 
 /**
  * struct mic_device_ctrl: Per virtio device information in the device page
@@ -66,7 +61,7 @@ struct mic_device_desc {
  * @h2c_vdev_db: The doorbell number to be used by host. Set by guest.
  */
 struct mic_device_ctrl {
-	__u64 vdev;
+	__le64 vdev;
 	__u8 config_change;
 	__u8 vdev_reset;
 	__u8 guest_ack;
@@ -74,7 +69,7 @@ struct mic_device_ctrl {
 	__u8 used_address_updated;
 	__s8 c2h_vdev_db;
 	__s8 h2c_vdev_db;
-} __aligned(8);
+} __attribute__ ((aligned(8)));
 
 /**
  * struct mic_bootparam: Virtio device independent information in device page
@@ -87,13 +82,13 @@ struct mic_device_ctrl {
  * @shutdown_card: Set to 1 by the host when a card shutdown is initiated
  */
 struct mic_bootparam {
-	__u32 magic;
+	__le32 magic;
 	__s8 c2h_shutdown_db;
 	__s8 h2c_shutdown_db;
 	__s8 h2c_config_db;
 	__u8 shutdown_status;
 	__u8 shutdown_card;
-} __aligned(8);
+} __attribute__ ((aligned(8)));
 
 /**
  * struct mic_device_page: High level representation of the device page
@@ -116,10 +111,10 @@ struct mic_device_page {
  * @num: The number of entries in the virtio_ring
  */
 struct mic_vqconfig {
-	__u64 address;
-	__u64 used_address;
-	__u16 num;
-} __aligned(8);
+	__le64 address;
+	__le64 used_address;
+	__le16 num;
+} __attribute__ ((aligned(8)));
 
 /*
  * The alignment to use between consumer and producer parts of vring.
@@ -154,7 +149,7 @@ struct mic_vqconfig {
  */
 struct _mic_vring_info {
 	__u16 avail_idx;
-	int magic;
+	__le32 magic;
 };
 
 /**
@@ -173,15 +168,13 @@ struct mic_vring {
 	int len;
 };
 
-#define mic_aligned_desc_size(d) ALIGN(mic_desc_size(d), 8)
+#define mic_aligned_desc_size(d) __mic_align(mic_desc_size(d), 8)
 
 #ifndef INTEL_MIC_CARD
 static inline unsigned mic_desc_size(const struct mic_device_desc *desc)
 {
-	return mic_aligned_size(*desc)
-		+ desc->num_vq * mic_aligned_size(struct mic_vqconfig)
-		+ desc->feature_len * 2
-		+ desc->config_len;
+	return sizeof(*desc) + desc->num_vq * sizeof(struct mic_vqconfig)
+		+ desc->feature_len * 2 + desc->config_len;
 }
 
 static inline struct mic_vqconfig *
@@ -201,8 +194,7 @@ static inline __u8 *mic_vq_configspace(const struct mic_device_desc *desc)
 }
 static inline unsigned mic_total_desc_size(struct mic_device_desc *desc)
 {
-	return mic_aligned_desc_size(desc) +
-		mic_aligned_size(struct mic_device_ctrl);
+	return mic_aligned_desc_size(desc) + sizeof(struct mic_device_ctrl);
 }
 #endif