diff options
Diffstat (limited to 'ANDROID_3.4.5/include/linux/cb710.h')
| -rw-r--r-- | ANDROID_3.4.5/include/linux/cb710.h | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/ANDROID_3.4.5/include/linux/cb710.h b/ANDROID_3.4.5/include/linux/cb710.h deleted file mode 100644 index 8cc10411..00000000 --- a/ANDROID_3.4.5/include/linux/cb710.h +++ /dev/null @@ -1,208 +0,0 @@ -/* - * cb710/cb710.h - * - * Copyright by Michał Mirosław, 2008-2009 - * - * 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. - */ -#ifndef LINUX_CB710_DRIVER_H -#define LINUX_CB710_DRIVER_H - -#include <linux/io.h> -#include <linux/interrupt.h> -#include <linux/spinlock.h> -#include <linux/pci.h> -#include <linux/platform_device.h> -#include <linux/mmc/host.h> - -struct cb710_slot; - -typedef int (*cb710_irq_handler_t)(struct cb710_slot *); - -/* per-virtual-slot structure */ -struct cb710_slot { - struct platform_device pdev; - void __iomem *iobase; - cb710_irq_handler_t irq_handler; -}; - -/* per-device structure */ -struct cb710_chip { - struct pci_dev *pdev; - void __iomem *iobase; - unsigned platform_id; -#ifdef CONFIG_CB710_DEBUG_ASSUMPTIONS - atomic_t slot_refs_count; -#endif - unsigned slot_mask; - unsigned slots; - spinlock_t irq_lock; - struct cb710_slot slot[0]; -}; - -/* NOTE: cb710_chip.slots is modified only during device init/exit and - * they are all serialized wrt themselves */ - -/* cb710_chip.slot_mask values */ -#define CB710_SLOT_MMC 1 -#define CB710_SLOT_MS 2 -#define CB710_SLOT_SM 4 - -/* slot port accessors - so the logic is more clear in the code */ -#define CB710_PORT_ACCESSORS(t) \ -static inline void cb710_write_port_##t(struct cb710_slot *slot, \ - unsigned port, u##t value) \ -{ \ - iowrite##t(value, slot->iobase + port); \ -} \ - \ -static inline u##t cb710_read_port_##t(struct cb710_slot *slot, \ - unsigned port) \ -{ \ - return ioread##t(slot->iobase + port); \ -} \ - \ -static inline void cb710_modify_port_##t(struct cb710_slot *slot, \ - unsigned port, u##t set, u##t clear) \ -{ \ - iowrite##t( \ - (ioread##t(slot->iobase + port) & ~clear)|set, \ - slot->iobase + port); \ -} - -CB710_PORT_ACCESSORS(8) -CB710_PORT_ACCESSORS(16) -CB710_PORT_ACCESSORS(32) - -void cb710_pci_update_config_reg(struct pci_dev *pdev, - int reg, uint32_t and, uint32_t xor); -void cb710_set_irq_handler(struct cb710_slot *slot, - cb710_irq_handler_t handler); - -/* some device struct walking */ - -static inline struct cb710_slot *cb710_pdev_to_slot( - struct platform_device *pdev) -{ - return container_of(pdev, struct cb710_slot, pdev); -} - -static inline struct cb710_chip *cb710_slot_to_chip(struct cb710_slot *slot) -{ - return dev_get_drvdata(slot->pdev.dev.parent); -} - -static inline struct device *cb710_slot_dev(struct cb710_slot *slot) -{ - return &slot->pdev.dev; -} - -static inline struct device *cb710_chip_dev(struct cb710_chip *chip) -{ - return &chip->pdev->dev; -} - -/* debugging aids */ - -#ifdef CONFIG_CB710_DEBUG -void cb710_dump_regs(struct cb710_chip *chip, unsigned dump); -#else -#define cb710_dump_regs(c, d) do {} while (0) -#endif - -#define CB710_DUMP_REGS_MMC 0x0F -#define CB710_DUMP_REGS_MS 0x30 -#define CB710_DUMP_REGS_SM 0xC0 -#define CB710_DUMP_REGS_ALL 0xFF -#define CB710_DUMP_REGS_MASK 0xFF - -#define CB710_DUMP_ACCESS_8 0x100 -#define CB710_DUMP_ACCESS_16 0x200 -#define CB710_DUMP_ACCESS_32 0x400 -#define CB710_DUMP_ACCESS_ALL 0x700 -#define CB710_DUMP_ACCESS_MASK 0x700 - -#endif /* LINUX_CB710_DRIVER_H */ -/* - * cb710/sgbuf2.h - * - * Copyright by Michał Mirosław, 2008-2009 - * - * 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. - */ -#ifndef LINUX_CB710_SG_H -#define LINUX_CB710_SG_H - -#include <linux/highmem.h> -#include <linux/scatterlist.h> - -/* - * 32-bit PIO mapping sg iterator - * - * Hides scatterlist access issues - fragment boundaries, alignment, page - * mapping - for drivers using 32-bit-word-at-a-time-PIO (ie. PCI devices - * without DMA support). - * - * Best-case reading (transfer from device): - * sg_miter_start(, SG_MITER_TO_SG); - * cb710_sg_dwiter_write_from_io(); - * sg_miter_stop(); - * - * Best-case writing (transfer to device): - * sg_miter_start(, SG_MITER_FROM_SG); - * cb710_sg_dwiter_read_to_io(); - * sg_miter_stop(); - */ - -uint32_t cb710_sg_dwiter_read_next_block(struct sg_mapping_iter *miter); -void cb710_sg_dwiter_write_next_block(struct sg_mapping_iter *miter, uint32_t data); - -/** - * cb710_sg_dwiter_write_from_io - transfer data to mapped buffer from 32-bit IO port - * @miter: sg mapping iter - * @port: PIO port - IO or MMIO address - * @count: number of 32-bit words to transfer - * - * Description: - * Reads @count 32-bit words from register @port and stores it in - * buffer iterated by @miter. Data that would overflow the buffer - * is silently ignored. Iterator is advanced by 4*@count bytes - * or to the buffer's end whichever is closer. - * - * Context: - * IRQ disabled if the SG_MITER_ATOMIC is set. Don't care otherwise. - */ -static inline void cb710_sg_dwiter_write_from_io(struct sg_mapping_iter *miter, - void __iomem *port, size_t count) -{ - while (count-- > 0) - cb710_sg_dwiter_write_next_block(miter, ioread32(port)); -} - -/** - * cb710_sg_dwiter_read_to_io - transfer data to 32-bit IO port from mapped buffer - * @miter: sg mapping iter - * @port: PIO port - IO or MMIO address - * @count: number of 32-bit words to transfer - * - * Description: - * Writes @count 32-bit words to register @port from buffer iterated - * through @miter. If buffer ends before @count words are written - * missing data is replaced by zeroes. @miter is advanced by 4*@count - * bytes or to the buffer's end whichever is closer. - * - * Context: - * IRQ disabled if the SG_MITER_ATOMIC is set. Don't care otherwise. - */ -static inline void cb710_sg_dwiter_read_to_io(struct sg_mapping_iter *miter, - void __iomem *port, size_t count) -{ - while (count-- > 0) - iowrite32(cb710_sg_dwiter_read_next_block(miter), port); -} - -#endif /* LINUX_CB710_SG_H */ |