diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/bch.h | 79 | ||||
| -rw-r--r-- | include/linux/drbd.h | 23 | ||||
| -rw-r--r-- | include/linux/drbd_limits.h | 12 | ||||
| -rw-r--r-- | include/linux/drbd_nl.h | 13 | ||||
| -rw-r--r-- | include/linux/drbd_tag_magic.h | 1 | ||||
| -rw-r--r-- | include/linux/mfd/core.h | 27 | ||||
| -rw-r--r-- | include/linux/mfd/max8997-private.h | 21 | ||||
| -rw-r--r-- | include/linux/mfd/max8997.h | 7 | ||||
| -rw-r--r-- | include/linux/mtd/blktrans.h | 3 | ||||
| -rw-r--r-- | include/linux/mtd/cfi.h | 1 | ||||
| -rw-r--r-- | include/linux/mtd/latch-addr-flash.h | 29 | ||||
| -rw-r--r-- | include/linux/mtd/nand.h | 3 | ||||
| -rw-r--r-- | include/linux/mtd/nand_bch.h | 72 | ||||
| -rw-r--r-- | include/linux/mtd/onenand.h | 1 | ||||
| -rw-r--r-- | include/sound/pcm.h | 4 |
15 files changed, 274 insertions, 22 deletions
diff --git a/include/linux/bch.h b/include/linux/bch.h new file mode 100644 index 000000000000..295b4ef153bb --- /dev/null +++ b/include/linux/bch.h @@ -0,0 +1,79 @@ +/* + * Generic binary BCH encoding/decoding library + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 51 + * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Copyright © 2011 Parrot S.A. + * + * Author: Ivan Djelic <ivan.djelic@parrot.com> + * + * Description: + * + * This library provides runtime configurable encoding/decoding of binary + * Bose-Chaudhuri-Hocquenghem (BCH) codes. +*/ +#ifndef _BCH_H +#define _BCH_H + +#include <linux/types.h> + +/** + * struct bch_control - BCH control structure + * @m: Galois field order + * @n: maximum codeword size in bits (= 2^m-1) + * @t: error correction capability in bits + * @ecc_bits: ecc exact size in bits, i.e. generator polynomial degree (<=m*t) + * @ecc_bytes: ecc max size (m*t bits) in bytes + * @a_pow_tab: Galois field GF(2^m) exponentiation lookup table + * @a_log_tab: Galois field GF(2^m) log lookup table + * @mod8_tab: remainder generator polynomial lookup tables + * @ecc_buf: ecc parity words buffer + * @ecc_buf2: ecc parity words buffer + * @xi_tab: GF(2^m) base for solving degree 2 polynomial roots + * @syn: syndrome buffer + * @cache: log-based polynomial representation buffer + * @elp: error locator polynomial + * @poly_2t: temporary polynomials of degree 2t + */ +struct bch_control { + unsigned int m; + unsigned int n; + unsigned int t; + unsigned int ecc_bits; + unsigned int ecc_bytes; +/* private: */ + uint16_t *a_pow_tab; + uint16_t *a_log_tab; + uint32_t *mod8_tab; + uint32_t *ecc_buf; + uint32_t *ecc_buf2; + unsigned int *xi_tab; + unsigned int *syn; + int *cache; + struct gf_poly *elp; + struct gf_poly *poly_2t[4]; +}; + +struct bch_control *init_bch(int m, int t, unsigned int prim_poly); + +void free_bch(struct bch_control *bch); + +void encode_bch(struct bch_control *bch, const uint8_t *data, + unsigned int len, uint8_t *ecc); + +int decode_bch(struct bch_control *bch, const uint8_t *data, unsigned int len, + const uint8_t *recv_ecc, const uint8_t *calc_ecc, + const unsigned int *syn, unsigned int *errloc); + +#endif /* _BCH_H */ diff --git a/include/linux/drbd.h b/include/linux/drbd.h index ef44c7a0638c..d18d673ebc78 100644 --- a/include/linux/drbd.h +++ b/include/linux/drbd.h @@ -53,10 +53,10 @@ extern const char *drbd_buildtag(void); -#define REL_VERSION "8.3.9" +#define REL_VERSION "8.3.10" #define API_VERSION 88 #define PRO_VERSION_MIN 86 -#define PRO_VERSION_MAX 95 +#define PRO_VERSION_MAX 96 enum drbd_io_error_p { @@ -96,8 +96,14 @@ enum drbd_on_no_data { OND_SUSPEND_IO }; +enum drbd_on_congestion { + OC_BLOCK, + OC_PULL_AHEAD, + OC_DISCONNECT, +}; + /* KEEP the order, do not delete or insert. Only append. */ -enum drbd_ret_codes { +enum drbd_ret_code { ERR_CODE_BASE = 100, NO_ERROR = 101, ERR_LOCAL_ADDR = 102, @@ -146,6 +152,9 @@ enum drbd_ret_codes { ERR_PERM = 152, ERR_NEED_APV_93 = 153, ERR_STONITH_AND_PROT_A = 154, + ERR_CONG_NOT_PROTO_A = 155, + ERR_PIC_AFTER_DEP = 156, + ERR_PIC_PEER_DEP = 157, /* insert new ones above this line */ AFTER_LAST_ERR_CODE @@ -199,6 +208,10 @@ enum drbd_conns { C_VERIFY_T, C_PAUSED_SYNC_S, C_PAUSED_SYNC_T, + + C_AHEAD, + C_BEHIND, + C_MASK = 31 }; @@ -259,7 +272,7 @@ union drbd_state { unsigned int i; }; -enum drbd_state_ret_codes { +enum drbd_state_rv { SS_CW_NO_NEED = 4, SS_CW_SUCCESS = 3, SS_NOTHING_TO_DO = 2, @@ -290,7 +303,7 @@ enum drbd_state_ret_codes { extern const char *drbd_conn_str(enum drbd_conns); extern const char *drbd_role_str(enum drbd_role); extern const char *drbd_disk_str(enum drbd_disk_state); -extern const char *drbd_set_st_err_str(enum drbd_state_ret_codes); +extern const char *drbd_set_st_err_str(enum drbd_state_rv); #define SHARED_SECRET_MAX 64 diff --git a/include/linux/drbd_limits.h b/include/linux/drbd_limits.h index 4ac33f34b77e..bb264a5732de 100644 --- a/include/linux/drbd_limits.h +++ b/include/linux/drbd_limits.h @@ -16,7 +16,8 @@ #define DEBUG_RANGE_CHECK 0 #define DRBD_MINOR_COUNT_MIN 1 -#define DRBD_MINOR_COUNT_MAX 255 +#define DRBD_MINOR_COUNT_MAX 256 +#define DRBD_MINOR_COUNT_DEF 32 #define DRBD_DIALOG_REFRESH_MIN 0 #define DRBD_DIALOG_REFRESH_MAX 600 @@ -129,6 +130,7 @@ #define DRBD_AFTER_SB_2P_DEF ASB_DISCONNECT #define DRBD_RR_CONFLICT_DEF ASB_DISCONNECT #define DRBD_ON_NO_DATA_DEF OND_IO_ERROR +#define DRBD_ON_CONGESTION_DEF OC_BLOCK #define DRBD_MAX_BIO_BVECS_MIN 0 #define DRBD_MAX_BIO_BVECS_MAX 128 @@ -154,5 +156,13 @@ #define DRBD_C_MIN_RATE_MAX (4 << 20) #define DRBD_C_MIN_RATE_DEF 4096 +#define DRBD_CONG_FILL_MIN 0 +#define DRBD_CONG_FILL_MAX (10<<21) /* 10GByte in sectors */ +#define DRBD_CONG_FILL_DEF 0 + +#define DRBD_CONG_EXTENTS_MIN DRBD_AL_EXTENTS_MIN +#define DRBD_CONG_EXTENTS_MAX DRBD_AL_EXTENTS_MAX +#define DRBD_CONG_EXTENTS_DEF DRBD_AL_EXTENTS_DEF + #undef RANGE #endif diff --git a/include/linux/drbd_nl.h b/include/linux/drbd_nl.h index ade91107c9a5..ab6159e4fcf0 100644 --- a/include/linux/drbd_nl.h +++ b/include/linux/drbd_nl.h @@ -56,6 +56,9 @@ NL_PACKET(net_conf, 5, NL_INTEGER( 39, T_MAY_IGNORE, rr_conflict) NL_INTEGER( 40, T_MAY_IGNORE, ping_timeo) NL_INTEGER( 67, T_MAY_IGNORE, rcvbuf_size) + NL_INTEGER( 81, T_MAY_IGNORE, on_congestion) + NL_INTEGER( 82, T_MAY_IGNORE, cong_fill) + NL_INTEGER( 83, T_MAY_IGNORE, cong_extents) /* 59 addr_family was available in GIT, never released */ NL_BIT( 60, T_MANDATORY, mind_af) NL_BIT( 27, T_MAY_IGNORE, want_lose) @@ -66,7 +69,9 @@ NL_PACKET(net_conf, 5, NL_BIT( 70, T_MANDATORY, dry_run) ) -NL_PACKET(disconnect, 6, ) +NL_PACKET(disconnect, 6, + NL_BIT( 84, T_MAY_IGNORE, force) +) NL_PACKET(resize, 7, NL_INT64( 29, T_MAY_IGNORE, resize_size) @@ -143,9 +148,13 @@ NL_PACKET(new_c_uuid, 26, NL_BIT( 63, T_MANDATORY, clear_bm) ) +#ifdef NL_RESPONSE +NL_RESPONSE(return_code_only, 27) +#endif + #undef NL_PACKET #undef NL_INTEGER #undef NL_INT64 #undef NL_BIT #undef NL_STRING - +#undef NL_RESPONSE diff --git a/include/linux/drbd_tag_magic.h b/include/linux/drbd_tag_magic.h index fcdff8410e99..f14a165e82dc 100644 --- a/include/linux/drbd_tag_magic.h +++ b/include/linux/drbd_tag_magic.h @@ -7,6 +7,7 @@ /* declare packet_type enums */ enum packet_types { #define NL_PACKET(name, number, fields) P_ ## name = number, +#define NL_RESPONSE(name, number) P_ ## name = number, #define NL_INTEGER(pn, pr, member) #define NL_INT64(pn, pr, member) #define NL_BIT(pn, pr, member) diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h index 1408bf8eed5f..ad1b19aa6508 100644 --- a/include/linux/mfd/core.h +++ b/include/linux/mfd/core.h @@ -63,6 +63,24 @@ extern int mfd_cell_enable(struct platform_device *pdev); extern int mfd_cell_disable(struct platform_device *pdev); /* + * "Clone" multiple platform devices for a single cell. This is to be used + * for devices that have multiple users of a cell. For example, if an mfd + * driver wants the cell "foo" to be used by a GPIO driver, an MTD driver, + * and a platform driver, the following bit of code would be use after first + * calling mfd_add_devices(): + * + * const char *fclones[] = { "foo-gpio", "foo-mtd" }; + * err = mfd_clone_cells("foo", fclones, ARRAY_SIZE(fclones)); + * + * Each driver (MTD, GPIO, and platform driver) would then register + * platform_drivers for "foo-mtd", "foo-gpio", and "foo", respectively. + * The cell's .enable/.disable hooks should be used to deal with hardware + * resource contention. + */ +extern int mfd_clone_cell(const char *cell, const char **clones, + size_t n_clones); + +/* * Given a platform device that's been created by mfd_add_devices(), fetch * the mfd_cell that created it. */ @@ -87,13 +105,4 @@ extern int mfd_add_devices(struct device *parent, int id, extern void mfd_remove_devices(struct device *parent); -/* - * For MFD drivers with clients sharing access to resources, these create - * multiple platform devices per cell. Contention handling must still be - * handled via drivers (ie, with enable/disable hooks). - */ -extern int mfd_shared_platform_driver_register(struct platform_driver *drv, - const char *cellname); -extern void mfd_shared_platform_driver_unregister(struct platform_driver *drv); - #endif diff --git a/include/linux/mfd/max8997-private.h b/include/linux/mfd/max8997-private.h index 93a9477e075f..69d1010e2e51 100644 --- a/include/linux/mfd/max8997-private.h +++ b/include/linux/mfd/max8997-private.h @@ -24,6 +24,8 @@ #include <linux/i2c.h> +#define MAX8997_REG_INVALID (0xff) + enum max8997_pmic_reg { MAX8997_REG_PMIC_ID0 = 0x00, MAX8997_REG_PMIC_ID1 = 0x01, @@ -313,6 +315,7 @@ enum max8997_irq { #define MAX8997_REG_BUCK2DVS(x) (MAX8997_REG_BUCK2DVS1 + (x) - 1) #define MAX8997_REG_BUCK5DVS(x) (MAX8997_REG_BUCK5DVS1 + (x) - 1) +#define MAX8997_NUM_GPIO 12 struct max8997_dev { struct device *dev; struct i2c_client *i2c; /* 0xcc / PMIC, Battery Control, and FLASH */ @@ -324,11 +327,19 @@ struct max8997_dev { int type; struct platform_device *battery; /* battery control (not fuel gauge) */ + int irq; + int ono; + int irq_base; bool wakeup; + struct mutex irqlock; + int irq_masks_cur[MAX8997_IRQ_GROUP_NR]; + int irq_masks_cache[MAX8997_IRQ_GROUP_NR]; /* For hibernation */ u8 reg_dump[MAX8997_REG_PMIC_END + MAX8997_MUIC_REG_END + MAX8997_HAPTIC_REG_END]; + + bool gpio_status[MAX8997_NUM_GPIO]; }; enum max8997_types { @@ -336,6 +347,10 @@ enum max8997_types { TYPE_MAX8966, }; +extern int max8997_irq_init(struct max8997_dev *max8997); +extern void max8997_irq_exit(struct max8997_dev *max8997); +extern int max8997_irq_resume(struct max8997_dev *max8997); + extern int max8997_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest); extern int max8997_bulk_read(struct i2c_client *i2c, u8 reg, int count, u8 *buf); @@ -344,4 +359,10 @@ extern int max8997_bulk_write(struct i2c_client *i2c, u8 reg, int count, u8 *buf); extern int max8997_update_reg(struct i2c_client *i2c, u8 reg, u8 val, u8 mask); +#define MAX8997_GPIO_INT_BOTH (0x3 << 4) +#define MAX8997_GPIO_INT_RISE (0x2 << 4) +#define MAX8997_GPIO_INT_FALL (0x1 << 4) + +#define MAX8997_GPIO_INT_MASK (0x3 << 4) +#define MAX8997_GPIO_DATA_MASK (0x1 << 2) #endif /* __LINUX_MFD_MAX8997_PRIV_H */ diff --git a/include/linux/mfd/max8997.h b/include/linux/mfd/max8997.h index cb671b3451bf..60931d089422 100644 --- a/include/linux/mfd/max8997.h +++ b/include/linux/mfd/max8997.h @@ -78,8 +78,11 @@ struct max8997_regulator_data { }; struct max8997_platform_data { - bool wakeup; - /* IRQ: Not implemented */ + /* IRQ */ + int irq_base; + int ono; + int wakeup; + /* ---- PMIC ---- */ struct max8997_regulator_data *regulators; int num_regulators; diff --git a/include/linux/mtd/blktrans.h b/include/linux/mtd/blktrans.h index 26529ebd59cc..1bbd9f289245 100644 --- a/include/linux/mtd/blktrans.h +++ b/include/linux/mtd/blktrans.h @@ -36,6 +36,7 @@ struct mtd_blktrans_dev { struct mtd_info *mtd; struct mutex lock; int devnum; + bool bg_stop; unsigned long size; int readonly; int open; @@ -62,6 +63,7 @@ struct mtd_blktrans_ops { unsigned long block, char *buffer); int (*discard)(struct mtd_blktrans_dev *dev, unsigned long block, unsigned nr_blocks); + void (*background)(struct mtd_blktrans_dev *dev); /* Block layer ioctls */ int (*getgeo)(struct mtd_blktrans_dev *dev, struct hd_geometry *geo); @@ -85,6 +87,7 @@ extern int register_mtd_blktrans(struct mtd_blktrans_ops *tr); extern int deregister_mtd_blktrans(struct mtd_blktrans_ops *tr); extern int add_mtd_blktrans_dev(struct mtd_blktrans_dev *dev); extern int del_mtd_blktrans_dev(struct mtd_blktrans_dev *dev); +extern int mtd_blktrans_cease_background(struct mtd_blktrans_dev *dev); #endif /* __MTD_TRANS_H__ */ diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h index a9baee6864af..0d823f2dd667 100644 --- a/include/linux/mtd/cfi.h +++ b/include/linux/mtd/cfi.h @@ -535,6 +535,7 @@ struct cfi_fixup { #define CFI_MFR_CONTINUATION 0x007F #define CFI_MFR_AMD 0x0001 +#define CFI_MFR_AMIC 0x0037 #define CFI_MFR_ATMEL 0x001F #define CFI_MFR_EON 0x001C #define CFI_MFR_FUJITSU 0x0004 diff --git a/include/linux/mtd/latch-addr-flash.h b/include/linux/mtd/latch-addr-flash.h new file mode 100644 index 000000000000..e94b8e128074 --- /dev/null +++ b/include/linux/mtd/latch-addr-flash.h @@ -0,0 +1,29 @@ +/* + * Interface for NOR flash driver whose high address lines are latched + * + * Copyright © 2008 MontaVista Software, Inc. <source@mvista.com> + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ +#ifndef __LATCH_ADDR_FLASH__ +#define __LATCH_ADDR_FLASH__ + +struct map_info; +struct mtd_partition; + +struct latch_addr_flash_data { + unsigned int width; + unsigned int size; + + int (*init)(void *data, int cs); + void (*done)(void *data); + void (*set_window)(unsigned long offset, void *data); + void *data; + + unsigned int nr_parts; + struct mtd_partition *parts; +}; + +#endif diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 1f489b247a29..ae67ef56a8f5 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -140,6 +140,7 @@ typedef enum { NAND_ECC_HW, NAND_ECC_HW_SYNDROME, NAND_ECC_HW_OOB_FIRST, + NAND_ECC_SOFT_BCH, } nand_ecc_modes_t; /* @@ -339,6 +340,7 @@ struct nand_hw_control { * @prepad: padding information for syndrome based ecc generators * @postpad: padding information for syndrome based ecc generators * @layout: ECC layout control struct pointer + * @priv: pointer to private ecc control data * @hwctl: function to control hardware ecc generator. Must only * be provided if an hardware ECC is available * @calculate: function for ecc calculation or readback from ecc hardware @@ -362,6 +364,7 @@ struct nand_ecc_ctrl { int prepad; int postpad; struct nand_ecclayout *layout; + void *priv; void (*hwctl)(struct mtd_info *mtd, int mode); int (*calculate)(struct mtd_info *mtd, const uint8_t *dat, uint8_t *ecc_code); diff --git a/include/linux/mtd/nand_bch.h b/include/linux/mtd/nand_bch.h new file mode 100644 index 000000000000..74acf5367556 --- /dev/null +++ b/include/linux/mtd/nand_bch.h @@ -0,0 +1,72 @@ +/* + * Copyright © 2011 Ivan Djelic <ivan.djelic@parrot.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This file is the header for the NAND BCH ECC implementation. + */ + +#ifndef __MTD_NAND_BCH_H__ +#define __MTD_NAND_BCH_H__ + +struct mtd_info; +struct nand_bch_control; + +#if defined(CONFIG_MTD_NAND_ECC_BCH) + +static inline int mtd_nand_has_bch(void) { return 1; } + +/* + * Calculate BCH ecc code + */ +int nand_bch_calculate_ecc(struct mtd_info *mtd, const u_char *dat, + u_char *ecc_code); + +/* + * Detect and correct bit errors + */ +int nand_bch_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, + u_char *calc_ecc); +/* + * Initialize BCH encoder/decoder + */ +struct nand_bch_control * +nand_bch_init(struct mtd_info *mtd, unsigned int eccsize, + unsigned int eccbytes, struct nand_ecclayout **ecclayout); +/* + * Release BCH encoder/decoder resources + */ +void nand_bch_free(struct nand_bch_control *nbc); + +#else /* !CONFIG_MTD_NAND_ECC_BCH */ + +static inline int mtd_nand_has_bch(void) { return 0; } + +static inline int +nand_bch_calculate_ecc(struct mtd_info *mtd, const u_char *dat, + u_char *ecc_code) +{ + return -1; +} + +static inline int +nand_bch_correct_data(struct mtd_info *mtd, unsigned char *buf, + unsigned char *read_ecc, unsigned char *calc_ecc) +{ + return -1; +} + +static inline struct nand_bch_control * +nand_bch_init(struct mtd_info *mtd, unsigned int eccsize, + unsigned int eccbytes, struct nand_ecclayout **ecclayout) +{ + return NULL; +} + +static inline void nand_bch_free(struct nand_bch_control *nbc) {} + +#endif /* CONFIG_MTD_NAND_ECC_BCH */ + +#endif /* __MTD_NAND_BCH_H__ */ diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h index ae418e41d8f5..52b6f187bf49 100644 --- a/include/linux/mtd/onenand.h +++ b/include/linux/mtd/onenand.h @@ -198,6 +198,7 @@ struct onenand_chip { #define ONENAND_SKIP_UNLOCK_CHECK (0x0100) #define ONENAND_PAGEBUF_ALLOC (0x1000) #define ONENAND_OOBBUF_ALLOC (0x2000) +#define ONENAND_SKIP_INITIAL_UNLOCKING (0x4000) #define ONENAND_IS_4KB_PAGE(this) \ (this->options & ONENAND_HAS_4KB_PAGE) diff --git a/include/sound/pcm.h b/include/sound/pcm.h index 430a9cc045e2..e1bad1130616 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -1031,9 +1031,7 @@ int snd_pcm_lib_mmap_iomem(struct snd_pcm_substream *substream, struct vm_area_s #define snd_pcm_lib_mmap_iomem NULL #endif -int snd_pcm_lib_mmap_noncached(struct snd_pcm_substream *substream, - struct vm_area_struct *area); -#define snd_pcm_lib_mmap_vmalloc snd_pcm_lib_mmap_noncached +#define snd_pcm_lib_mmap_vmalloc NULL static inline void snd_pcm_limit_isa_dma_size(int dma, size_t *max) { |