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authorLinus Torvalds <torvalds@linux-foundation.org>2015-04-21 09:42:58 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-21 09:42:58 -0700
commit1fc149933fd49a5b0e7738dc0853dbfbac4ae0e1 (patch)
treedfe99751c21aaf39e49765379d0b9b32114c757d /include
parent41d5e08ea86af3359239d5a6f7021cdc61beaa49 (diff)
parentea5505fabd3b59608750bfd3721d0f8bc5c8b0bb (diff)
Merge tag 'char-misc-4.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
Pull char/misc driver updates from Greg KH: "Here's the big char/misc driver patchset for 4.1-rc1. Lots of different driver subsystem updates here, nothing major, full details are in the shortlog. All of this has been in linux-next for a while" * tag 'char-misc-4.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (133 commits) mei: trace: remove unused TRACE_SYSTEM_STRING DTS: ARM: OMAP3-N900: Add lis3lv02d support Documentation: DT: lis302: update wakeup binding lis3lv02d: DT: add wakeup unit 2 and wakeup threshold lis3lv02d: DT: use s32 to support negative values Drivers: hv: hv_balloon: correctly handle num_pages>INT_MAX case Drivers: hv: hv_balloon: correctly handle val.freeram<num_pages case mei: replace check for connection instead of transitioning mei: use mei_cl_is_connected consistently mei: fix mei_poll operation hv_vmbus: Add gradually increased delay for retries in vmbus_post_msg() Drivers: hv: hv_balloon: survive ballooning request with num_pages=0 Drivers: hv: hv_balloon: eliminate jumps in piecewiese linear floor function Drivers: hv: hv_balloon: do not online pages in offline blocks hv: remove the per-channel workqueue hv: don't schedule new works in vmbus_onoffer()/vmbus_onoffer_rescind() hv: run non-blocking message handlers in the dispatch tasklet coresight: moving to new "hwtracing" directory coresight-tmc: Adding a status interface to sysfs coresight: remove the unnecessary configuration coresight-default-sink ...
Diffstat (limited to 'include')
-rw-r--r--include/linux/hyperv.h37
-rw-r--r--include/linux/io.h2
-rw-r--r--include/linux/jz4780-nemc.h43
-rw-r--r--include/linux/mfd/arizona/core.h2
-rw-r--r--include/linux/miscdevice.h2
5 files changed, 82 insertions, 4 deletions
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index 5a2ba674795e..902c37aef67e 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -646,12 +646,13 @@ struct hv_input_signal_event_buffer {
};
struct vmbus_channel {
+ /* Unique channel id */
+ int id;
+
struct list_head listentry;
struct hv_device *device_obj;
- struct work_struct work;
-
enum vmbus_channel_state state;
struct vmbus_channel_offer_channel offermsg;
@@ -672,7 +673,6 @@ struct vmbus_channel {
struct hv_ring_buffer_info outbound; /* send to parent */
struct hv_ring_buffer_info inbound; /* receive from parent */
spinlock_t inbound_lock;
- struct workqueue_struct *controlwq;
struct vmbus_close_msg close_msg;
@@ -758,6 +758,9 @@ struct vmbus_channel {
* link up channels based on their CPU affinity.
*/
struct list_head percpu_list;
+
+ int num_sc;
+ int next_oc;
};
static inline void set_channel_read_state(struct vmbus_channel *c, bool state)
@@ -861,6 +864,14 @@ extern int vmbus_sendpacket(struct vmbus_channel *channel,
enum vmbus_packet_type type,
u32 flags);
+extern int vmbus_sendpacket_ctl(struct vmbus_channel *channel,
+ void *buffer,
+ u32 bufferLen,
+ u64 requestid,
+ enum vmbus_packet_type type,
+ u32 flags,
+ bool kick_q);
+
extern int vmbus_sendpacket_pagebuffer(struct vmbus_channel *channel,
struct hv_page_buffer pagebuffers[],
u32 pagecount,
@@ -868,6 +879,15 @@ extern int vmbus_sendpacket_pagebuffer(struct vmbus_channel *channel,
u32 bufferlen,
u64 requestid);
+extern int vmbus_sendpacket_pagebuffer_ctl(struct vmbus_channel *channel,
+ struct hv_page_buffer pagebuffers[],
+ u32 pagecount,
+ void *buffer,
+ u32 bufferlen,
+ u64 requestid,
+ u32 flags,
+ bool kick_q);
+
extern int vmbus_sendpacket_multipagebuffer(struct vmbus_channel *channel,
struct hv_multipage_buffer *mpb,
void *buffer,
@@ -1107,6 +1127,16 @@ void vmbus_driver_unregister(struct hv_driver *hv_driver);
}
/*
+ * NetworkDirect. This is the guest RDMA service.
+ * {8c2eaf3d-32a7-4b09-ab99-bd1f1c86b501}
+ */
+#define HV_ND_GUID \
+ .guid = { \
+ 0x3d, 0xaf, 0x2e, 0x8c, 0xa7, 0x32, 0x09, 0x4b, \
+ 0xab, 0x99, 0xbd, 0x1f, 0x1c, 0x86, 0xb5, 0x01 \
+ }
+
+/*
* Common header for Hyper-V ICs
*/
@@ -1213,6 +1243,7 @@ void hv_kvp_onchannelcallback(void *);
int hv_vss_init(struct hv_util_service *);
void hv_vss_deinit(void);
void hv_vss_onchannelcallback(void *);
+void hv_process_channel_removal(struct vmbus_channel *channel, u32 relid);
extern struct resource hyperv_mmio;
diff --git a/include/linux/io.h b/include/linux/io.h
index 4cc299c598e0..986f2bffea1e 100644
--- a/include/linux/io.h
+++ b/include/linux/io.h
@@ -72,6 +72,8 @@ void __iomem *devm_ioremap(struct device *dev, resource_size_t offset,
resource_size_t size);
void __iomem *devm_ioremap_nocache(struct device *dev, resource_size_t offset,
resource_size_t size);
+void __iomem *devm_ioremap_wc(struct device *dev, resource_size_t offset,
+ resource_size_t size);
void devm_iounmap(struct device *dev, void __iomem *addr);
int check_signature(const volatile void __iomem *io_addr,
const unsigned char *signature, int length);
diff --git a/include/linux/jz4780-nemc.h b/include/linux/jz4780-nemc.h
new file mode 100644
index 000000000000..e7f1cc7a2284
--- /dev/null
+++ b/include/linux/jz4780-nemc.h
@@ -0,0 +1,43 @@
+/*
+ * JZ4780 NAND/external memory controller (NEMC)
+ *
+ * Copyright (c) 2015 Imagination Technologies
+ * Author: Alex Smith <alex@alex-smith.me.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#ifndef __LINUX_JZ4780_NEMC_H__
+#define __LINUX_JZ4780_NEMC_H__
+
+#include <linux/types.h>
+
+struct device;
+
+/*
+ * Number of NEMC banks. Note that there are actually 6, but they are numbered
+ * from 1.
+ */
+#define JZ4780_NEMC_NUM_BANKS 7
+
+/**
+ * enum jz4780_nemc_bank_type - device types which can be connected to a bank
+ * @JZ4780_NEMC_BANK_SRAM: SRAM
+ * @JZ4780_NEMC_BANK_NAND: NAND
+ */
+enum jz4780_nemc_bank_type {
+ JZ4780_NEMC_BANK_SRAM,
+ JZ4780_NEMC_BANK_NAND,
+};
+
+extern unsigned int jz4780_nemc_num_banks(struct device *dev);
+
+extern void jz4780_nemc_set_type(struct device *dev, unsigned int bank,
+ enum jz4780_nemc_bank_type type);
+extern void jz4780_nemc_assert(struct device *dev, unsigned int bank,
+ bool assert);
+
+#endif /* __LINUX_JZ4780_NEMC_H__ */
diff --git a/include/linux/mfd/arizona/core.h b/include/linux/mfd/arizona/core.h
index f97010576f56..16a498f48169 100644
--- a/include/linux/mfd/arizona/core.h
+++ b/include/linux/mfd/arizona/core.h
@@ -127,7 +127,7 @@ struct arizona {
struct regmap_irq_chip_data *aod_irq_chip;
struct regmap_irq_chip_data *irq_chip;
- bool hpdet_magic;
+ bool hpdet_clamp;
unsigned int hp_ena;
struct mutex clk_lock;
diff --git a/include/linux/miscdevice.h b/include/linux/miscdevice.h
index ee80dd7d9f60..819077c32690 100644
--- a/include/linux/miscdevice.h
+++ b/include/linux/miscdevice.h
@@ -52,6 +52,7 @@
#define MISC_DYNAMIC_MINOR 255
struct device;
+struct attribute_group;
struct miscdevice {
int minor;
@@ -60,6 +61,7 @@ struct miscdevice {
struct list_head list;
struct device *parent;
struct device *this_device;
+ const struct attribute_group **groups;
const char *nodename;
umode_t mode;
};