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author | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-23 04:06:23 +0200 |
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committer | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-23 04:06:23 +0200 |
commit | 3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a (patch) | |
tree | 2e9e3c9f86387bdad3df86b8c48d76665bb44a27 /include | |
parent | 15dfd0df63ce6847081d09b2bbd567cc0cc4eae1 (diff) | |
download | kernel_samsung_smdk4412-3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a.zip kernel_samsung_smdk4412-3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a.tar.gz kernel_samsung_smdk4412-3b3a015ad4ab1ad0cf707ccbaef1dbe965993a4a.tar.bz2 |
merged more uncritical stuff from 3.2.72
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/dvb/audio.h | 2 | ||||
-rw-r--r-- | include/linux/dvb/frontend.h | 1 | ||||
-rw-r--r-- | include/linux/dvb/version.h | 2 | ||||
-rw-r--r-- | include/xen/Kbuild | 2 | ||||
-rw-r--r-- | include/xen/balloon.h | 19 | ||||
-rw-r--r-- | include/xen/events.h | 7 | ||||
-rw-r--r-- | include/xen/grant_table.h | 2 | ||||
-rw-r--r-- | include/xen/hvc-console.h | 4 | ||||
-rw-r--r-- | include/xen/interface/io/blkif.h | 36 | ||||
-rw-r--r-- | include/xen/interface/io/netif.h | 19 | ||||
-rw-r--r-- | include/xen/interface/io/ring.h | 5 | ||||
-rw-r--r-- | include/xen/interface/io/xs_wire.h | 5 | ||||
-rw-r--r-- | include/xen/interface/physdev.h | 34 | ||||
-rw-r--r-- | include/xen/interface/xen.h | 1 | ||||
-rw-r--r-- | include/xen/page.h | 12 | ||||
-rw-r--r-- | include/xen/platform_pci.h | 6 | ||||
-rw-r--r-- | include/xen/xenbus.h | 11 |
17 files changed, 148 insertions, 20 deletions
diff --git a/include/linux/dvb/audio.h b/include/linux/dvb/audio.h index fec66bd..d47bccd 100644 --- a/include/linux/dvb/audio.h +++ b/include/linux/dvb/audio.h @@ -67,7 +67,7 @@ typedef struct audio_status { typedef -struct audio_karaoke{ /* if Vocal1 or Vocal2 are non-zero, they get mixed */ +struct audio_karaoke { /* if Vocal1 or Vocal2 are non-zero, they get mixed */ int vocal1; /* into left and right t at 70% each */ int vocal2; /* if both, Vocal1 and Vocal2 are non-zero, Vocal1 gets*/ int melody; /* mixed into the left channel and */ diff --git a/include/linux/dvb/frontend.h b/include/linux/dvb/frontend.h index 36a3ed6..1b1094c 100644 --- a/include/linux/dvb/frontend.h +++ b/include/linux/dvb/frontend.h @@ -349,6 +349,7 @@ typedef enum fe_delivery_system { SYS_CMMB, SYS_DAB, SYS_DVBT2, + SYS_TURBO, } fe_delivery_system_t; struct dtv_cmds_h { diff --git a/include/linux/dvb/version.h b/include/linux/dvb/version.h index 1421cc8..66594b1 100644 --- a/include/linux/dvb/version.h +++ b/include/linux/dvb/version.h @@ -24,6 +24,6 @@ #define _DVBVERSION_H_ #define DVB_API_VERSION 5 -#define DVB_API_VERSION_MINOR 3 +#define DVB_API_VERSION_MINOR 4 #endif /*_DVBVERSION_H_*/ diff --git a/include/xen/Kbuild b/include/xen/Kbuild index 84ad8f0..563161a 100644 --- a/include/xen/Kbuild +++ b/include/xen/Kbuild @@ -1,2 +1,4 @@ header-y += evtchn.h +header-y += gntalloc.h +header-y += gntdev.h header-y += privcmd.h diff --git a/include/xen/balloon.h b/include/xen/balloon.h index a2b22f0..d29c153 100644 --- a/include/xen/balloon.h +++ b/include/xen/balloon.h @@ -15,11 +15,26 @@ struct balloon_stats { unsigned long max_schedule_delay; unsigned long retry_count; unsigned long max_retry_count; +#ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG + unsigned long hotplug_pages; + unsigned long balloon_hotplug; +#endif }; extern struct balloon_stats balloon_stats; void balloon_set_new_target(unsigned long target); -int alloc_xenballooned_pages(int nr_pages, struct page** pages); -void free_xenballooned_pages(int nr_pages, struct page** pages); +int alloc_xenballooned_pages(int nr_pages, struct page **pages, + bool highmem); +void free_xenballooned_pages(int nr_pages, struct page **pages); + +struct sys_device; +#ifdef CONFIG_XEN_SELFBALLOONING +extern int register_xen_selfballooning(struct sys_device *sysdev); +#else +static inline int register_xen_selfballooning(struct sys_device *sysdev) +{ + return -ENOSYS; +} +#endif diff --git a/include/xen/events.h b/include/xen/events.h index 9af21e1..89b672d 100644 --- a/include/xen/events.h +++ b/include/xen/events.h @@ -12,7 +12,7 @@ int bind_evtchn_to_irqhandler(unsigned int evtchn, irq_handler_t handler, unsigned long irqflags, const char *devname, void *dev_id); -int bind_virq_to_irq(unsigned int virq, unsigned int cpu); +int bind_virq_to_irq(unsigned int virq, unsigned int cpu, bool percpu); int bind_virq_to_irqhandler(unsigned int virq, unsigned int cpu, irq_handler_t handler, unsigned long irqflags, const char *devname, @@ -74,8 +74,6 @@ int xen_set_callback_via(uint64_t via); void xen_evtchn_do_upcall(struct pt_regs *regs); void xen_hvm_evtchn_do_upcall(void); -/* Allocate a pirq for a physical interrupt, given a gsi. */ -int xen_allocate_pirq_gsi(unsigned gsi); /* Bind a pirq for a physical interrupt to an irq. */ int xen_bind_pirq_gsi_to_irq(unsigned gsi, unsigned pirq, int shareable, char *name); @@ -98,6 +96,9 @@ int xen_irq_from_pirq(unsigned pirq); /* Return the pirq allocated to the irq. */ int xen_pirq_from_irq(unsigned irq); +/* Return the irq allocated to the gsi */ +int xen_irq_from_gsi(unsigned gsi); + /* Determine whether to ignore this IRQ if it is passed to a guest. */ int xen_test_irq_shared(int irq); diff --git a/include/xen/grant_table.h b/include/xen/grant_table.h index b1fab6b..11e2dfc 100644 --- a/include/xen/grant_table.h +++ b/include/xen/grant_table.h @@ -43,7 +43,6 @@ #include <xen/interface/grant_table.h> #include <asm/xen/hypervisor.h> -#include <asm/xen/grant_table.h> #include <xen/features.h> @@ -156,6 +155,7 @@ unsigned int gnttab_max_grant_frames(void); #define gnttab_map_vaddr(map) ((void *)(map.host_virt_addr)) int gnttab_map_refs(struct gnttab_map_grant_ref *map_ops, + struct gnttab_map_grant_ref *kmap_ops, struct page **pages, unsigned int count); int gnttab_unmap_refs(struct gnttab_unmap_grant_ref *unmap_ops, struct page **pages, unsigned int count); diff --git a/include/xen/hvc-console.h b/include/xen/hvc-console.h index c3adde3..b62dfef 100644 --- a/include/xen/hvc-console.h +++ b/include/xen/hvc-console.h @@ -6,11 +6,13 @@ extern struct console xenboot_console; #ifdef CONFIG_HVC_XEN void xen_console_resume(void); void xen_raw_console_write(const char *str); +__printf(1, 2) void xen_raw_printk(const char *fmt, ...); #else static inline void xen_console_resume(void) { } static inline void xen_raw_console_write(const char *str) { } -static inline void xen_raw_printk(const char *fmt, ...) { } +static inline __printf(1, 2) +void xen_raw_printk(const char *fmt, ...) { } #endif #endif /* XEN_HVC_CONSOLE_H */ diff --git a/include/xen/interface/io/blkif.h b/include/xen/interface/io/blkif.h index 3d5d6db..9324488 100644 --- a/include/xen/interface/io/blkif.h +++ b/include/xen/interface/io/blkif.h @@ -57,6 +57,36 @@ typedef uint64_t blkif_sector_t; * "feature-flush-cache" node! */ #define BLKIF_OP_FLUSH_DISKCACHE 3 + +/* + * Recognised only if "feature-discard" is present in backend xenbus info. + * The "feature-discard" node contains a boolean indicating whether trim + * (ATA) or unmap (SCSI) - conviently called discard requests are likely + * to succeed or fail. Either way, a discard request + * may fail at any time with BLKIF_RSP_EOPNOTSUPP if it is unsupported by + * the underlying block-device hardware. The boolean simply indicates whether + * or not it is worthwhile for the frontend to attempt discard requests. + * If a backend does not recognise BLKIF_OP_DISCARD, it should *not* + * create the "feature-discard" node! + * + * Discard operation is a request for the underlying block device to mark + * extents to be erased. However, discard does not guarantee that the blocks + * will be erased from the device - it is just a hint to the device + * controller that these blocks are no longer in use. What the device + * controller does with that information is left to the controller. + * Discard operations are passed with sector_number as the + * sector index to begin discard operations at and nr_sectors as the number of + * sectors to be discarded. The specified sectors should be discarded if the + * underlying block device supports trim (ATA) or unmap (SCSI) operations, + * or a BLKIF_RSP_EOPNOTSUPP should be returned. + * More information about trim/unmap operations at: + * http://t13.org/Documents/UploadedDocuments/docs2008/ + * e07154r6-Data_Set_Management_Proposal_for_ATA-ACS2.doc + * http://www.seagate.com/staticfiles/support/disc/manuals/ + * Interface%20manuals/100293068c.pdf + */ +#define BLKIF_OP_DISCARD 5 + /* * Maximum scatter/gather segments per request. * This is carefully chosen so that sizeof(struct blkif_ring) <= PAGE_SIZE. @@ -74,6 +104,11 @@ struct blkif_request_rw { } seg[BLKIF_MAX_SEGMENTS_PER_REQUEST]; }; +struct blkif_request_discard { + blkif_sector_t sector_number; + uint64_t nr_sectors; +}; + struct blkif_request { uint8_t operation; /* BLKIF_OP_??? */ uint8_t nr_segments; /* number of segments */ @@ -81,6 +116,7 @@ struct blkif_request { uint64_t id; /* private guest value, echoed in resp */ union { struct blkif_request_rw rw; + struct blkif_request_discard discard; } u; }; diff --git a/include/xen/interface/io/netif.h b/include/xen/interface/io/netif.h index cb94668..d4635cd 100644 --- a/include/xen/interface/io/netif.h +++ b/include/xen/interface/io/netif.h @@ -13,6 +13,24 @@ #include "../grant_table.h" /* + * Older implementation of Xen network frontend / backend has an + * implicit dependency on the MAX_SKB_FRAGS as the maximum number of + * ring slots a skb can use. Netfront / netback may not work as + * expected when frontend and backend have different MAX_SKB_FRAGS. + * + * A better approach is to add mechanism for netfront / netback to + * negotiate this value. However we cannot fix all possible + * frontends, so we need to define a value which states the minimum + * slots backend must support. + * + * The minimum value derives from older Linux kernel's MAX_SKB_FRAGS + * (18), which is proved to work with most frontends. Any new backend + * which doesn't negotiate with frontend should expect frontend to + * send a valid packet using slots up to this value. + */ +#define XEN_NETIF_NR_SLOTS_MIN 18 + +/* * Notifications after enqueuing any type of message should be conditional on * the appropriate req_event or rsp_event field in the shared ring. * If the client sends notification for rx requests then it should specify @@ -47,6 +65,7 @@ #define _XEN_NETTXF_extra_info (3) #define XEN_NETTXF_extra_info (1U<<_XEN_NETTXF_extra_info) +#define XEN_NETIF_MAX_TX_SIZE 0xFFFF struct xen_netif_tx_request { grant_ref_t gref; /* Reference to buffer page */ uint16_t offset; /* Offset within buffer page */ diff --git a/include/xen/interface/io/ring.h b/include/xen/interface/io/ring.h index 75271b9..7d28aff 100644 --- a/include/xen/interface/io/ring.h +++ b/include/xen/interface/io/ring.h @@ -188,6 +188,11 @@ struct __name##_back_ring { \ #define RING_REQUEST_CONS_OVERFLOW(_r, _cons) \ (((_cons) - (_r)->rsp_prod_pvt) >= RING_SIZE(_r)) +/* Ill-behaved frontend determination: Can there be this many requests? */ +#define RING_REQUEST_PROD_OVERFLOW(_r, _prod) \ + (((_prod) - (_r)->rsp_prod_pvt) > RING_SIZE(_r)) + + #define RING_PUSH_REQUESTS(_r) do { \ wmb(); /* back sees requests /before/ updated producer index */ \ (_r)->sring->req_prod = (_r)->req_prod_pvt; \ diff --git a/include/xen/interface/io/xs_wire.h b/include/xen/interface/io/xs_wire.h index 454ee26..7cdfca2 100644 --- a/include/xen/interface/io/xs_wire.h +++ b/include/xen/interface/io/xs_wire.h @@ -26,7 +26,10 @@ enum xsd_sockmsg_type XS_SET_PERMS, XS_WATCH_EVENT, XS_ERROR, - XS_IS_DOMAIN_INTRODUCED + XS_IS_DOMAIN_INTRODUCED, + XS_RESUME, + XS_SET_TARGET, + XS_RESTRICT }; #define XS_WRITE_NONE "NONE" diff --git a/include/xen/interface/physdev.h b/include/xen/interface/physdev.h index 534cac8..c1080d9 100644 --- a/include/xen/interface/physdev.h +++ b/include/xen/interface/physdev.h @@ -109,6 +109,7 @@ struct physdev_irq { #define MAP_PIRQ_TYPE_MSI 0x0 #define MAP_PIRQ_TYPE_GSI 0x1 #define MAP_PIRQ_TYPE_UNKNOWN 0x2 +#define MAP_PIRQ_TYPE_MSI_SEG 0x3 #define PHYSDEVOP_map_pirq 13 struct physdev_map_pirq { @@ -119,7 +120,7 @@ struct physdev_map_pirq { int index; /* IN or OUT */ int pirq; - /* IN */ + /* IN - high 16 bits hold segment for MAP_PIRQ_TYPE_MSI_SEG */ int bus; /* IN */ int devfn; @@ -198,6 +199,37 @@ struct physdev_get_free_pirq { uint32_t pirq; }; +#define XEN_PCI_DEV_EXTFN 0x1 +#define XEN_PCI_DEV_VIRTFN 0x2 +#define XEN_PCI_DEV_PXM 0x4 + +#define PHYSDEVOP_pci_device_add 25 +struct physdev_pci_device_add { + /* IN */ + uint16_t seg; + uint8_t bus; + uint8_t devfn; + uint32_t flags; + struct { + uint8_t bus; + uint8_t devfn; + } physfn; +#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L + uint32_t optarr[]; +#elif defined(__GNUC__) + uint32_t optarr[0]; +#endif +}; + +#define PHYSDEVOP_pci_device_remove 26 +#define PHYSDEVOP_restore_msi_ext 27 +struct physdev_pci_device { + /* IN */ + uint16_t seg; + uint8_t bus; + uint8_t devfn; +}; + /* * Notify that some PIRQ-bound event channels have been unmasked. * ** This command is obsolete since interface version 0x00030202 and is ** diff --git a/include/xen/interface/xen.h b/include/xen/interface/xen.h index 6acd9ce..6a6e914 100644 --- a/include/xen/interface/xen.h +++ b/include/xen/interface/xen.h @@ -492,6 +492,7 @@ struct dom0_vga_console_info { /* These flags are passed in the 'flags' field of start_info_t. */ #define SIF_PRIVILEGED (1<<0) /* Is the domain privileged? */ #define SIF_INITDOMAIN (1<<1) /* Is this the initial control domain? */ +#define SIF_PM_MASK (0xFF<<8) /* reserve 1 byte for xen-pm options */ typedef uint64_t cpumap_t; diff --git a/include/xen/page.h b/include/xen/page.h index 0be36b9..12765b6 100644 --- a/include/xen/page.h +++ b/include/xen/page.h @@ -3,6 +3,16 @@ #include <asm/xen/page.h> -extern phys_addr_t xen_extra_mem_start, xen_extra_mem_size; +struct xen_memory_region { + phys_addr_t start; + phys_addr_t size; +}; + +#define XEN_EXTRA_MEM_MAX_REGIONS 128 /* == E820MAX */ + +extern __initdata +struct xen_memory_region xen_extra_mem[XEN_EXTRA_MEM_MAX_REGIONS]; + +extern unsigned long xen_released_pages; #endif /* _XEN_PAGE_H */ diff --git a/include/xen/platform_pci.h b/include/xen/platform_pci.h index a785a3b..438c256 100644 --- a/include/xen/platform_pci.h +++ b/include/xen/platform_pci.h @@ -29,8 +29,7 @@ static inline int xen_must_unplug_nics(void) { #if (defined(CONFIG_XEN_NETDEV_FRONTEND) || \ defined(CONFIG_XEN_NETDEV_FRONTEND_MODULE)) && \ - (defined(CONFIG_XEN_PLATFORM_PCI) || \ - defined(CONFIG_XEN_PLATFORM_PCI_MODULE)) + defined(CONFIG_XEN_PVHVM) return 1; #else return 0; @@ -40,8 +39,7 @@ static inline int xen_must_unplug_nics(void) { static inline int xen_must_unplug_disks(void) { #if (defined(CONFIG_XEN_BLKDEV_FRONTEND) || \ defined(CONFIG_XEN_BLKDEV_FRONTEND_MODULE)) && \ - (defined(CONFIG_XEN_PLATFORM_PCI) || \ - defined(CONFIG_XEN_PLATFORM_PCI_MODULE)) + defined(CONFIG_XEN_PVHVM) return 1; #else return 0; diff --git a/include/xen/xenbus.h b/include/xen/xenbus.h index 5467369..b1b6676 100644 --- a/include/xen/xenbus.h +++ b/include/xen/xenbus.h @@ -37,6 +37,7 @@ #include <linux/device.h> #include <linux/notifier.h> #include <linux/mutex.h> +#include <linux/export.h> #include <linux/completion.h> #include <linux/init.h> #include <linux/slab.h> @@ -156,9 +157,9 @@ int xenbus_scanf(struct xenbus_transaction t, __attribute__((format(scanf, 4, 5))); /* Single printf and write: returns -errno or 0. */ +__printf(4, 5) int xenbus_printf(struct xenbus_transaction t, - const char *dir, const char *node, const char *fmt, ...) - __attribute__((format(printf, 4, 5))); + const char *dir, const char *node, const char *fmt, ...); /* Generic read function: NULL-terminated triples of name, * sprintf-style type string, and pointer. Returns 0 or errno.*/ @@ -200,11 +201,11 @@ int xenbus_watch_path(struct xenbus_device *dev, const char *path, struct xenbus_watch *watch, void (*callback)(struct xenbus_watch *, const char **, unsigned int)); +__printf(4, 5) int xenbus_watch_pathfmt(struct xenbus_device *dev, struct xenbus_watch *watch, void (*callback)(struct xenbus_watch *, const char **, unsigned int), - const char *pathfmt, ...) - __attribute__ ((format (printf, 4, 5))); + const char *pathfmt, ...); int xenbus_switch_state(struct xenbus_device *dev, enum xenbus_state new_state); int xenbus_grant_ring(struct xenbus_device *dev, unsigned long ring_mfn); @@ -223,7 +224,9 @@ int xenbus_free_evtchn(struct xenbus_device *dev, int port); enum xenbus_state xenbus_read_driver_state(const char *path); +__printf(3, 4) void xenbus_dev_error(struct xenbus_device *dev, int err, const char *fmt, ...); +__printf(3, 4) void xenbus_dev_fatal(struct xenbus_device *dev, int err, const char *fmt, ...); const char *xenbus_strstate(enum xenbus_state state); |