/* Broadcom B43 wireless driver Bus abstraction layer Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com> 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. 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; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, Boston, MA 02110-1301, USA. */ #include "b43.h" #include "bus.h" /* BCMA */ #ifdef CONFIG_B43_BCMA static int b43_bus_bcma_bus_may_powerdown(struct b43_bus_dev *dev) { return 0; /* bcma_bus_may_powerdown(dev->bdev->bus); */ } static int b43_bus_bcma_bus_powerup(struct b43_bus_dev *dev, bool dynamic_pctl) { return 0; /* bcma_bus_powerup(dev->sdev->bus, dynamic_pctl); */ } static int b43_bus_bcma_device_is_enabled(struct b43_bus_dev *dev) { return bcma_core_is_enabled(dev->bdev); } static void b43_bus_bcma_device_enable(struct b43_bus_dev *dev, u32 core_specific_flags) { bcma_core_enable(dev->bdev, core_specific_flags); } static void b43_bus_bcma_device_disable(struct b43_bus_dev *dev, u32 core_specific_flags) { bcma_core_disable(dev->bdev, core_specific_flags); } static u16 b43_bus_bcma_read16(struct b43_bus_dev *dev, u16 offset) { return bcma_read16(dev->bdev, offset); } static u32 b43_bus_bcma_read32(struct b43_bus_dev *dev, u16 offset) { return bcma_read32(dev->bdev, offset); } static void b43_bus_bcma_write16(struct b43_bus_dev *dev, u16 offset, u16 value) { bcma_write16(dev->bdev, offset, value); } static void b43_bus_bcma_write32(struct b43_bus_dev *dev, u16 offset, u32 value) { bcma_write32(dev->bdev, offset, value); } static void b43_bus_bcma_block_read(struct b43_bus_dev *dev, void *buffer, size_t count, u16 offset, u8 reg_width) { bcma_block_read(dev->bdev, buffer, count, offset, reg_width); } static void b43_bus_bcma_block_write(struct b43_bus_dev *dev, const void *buffer, size_t count, u16 offset, u8 reg_width) { bcma_block_write(dev->bdev, buffer, count, offset, reg_width); } struct b43_bus_dev *b43_bus_dev_bcma_init(struct bcma_device *core) { struct b43_bus_dev *dev = kzalloc(sizeof(*dev), GFP_KERNEL); if (!dev) return NULL; dev->bus_type = B43_BUS_BCMA; dev->bdev = core; dev->bus_may_powerdown = b43_bus_bcma_bus_may_powerdown; dev->bus_powerup = b43_bus_bcma_bus_powerup; dev->device_is_enabled = b43_bus_bcma_device_is_enabled; dev->device_enable = b43_bus_bcma_device_enable; dev->device_disable = b43_bus_bcma_device_disable; dev->read16 = b43_bus_bcma_read16; dev->read32 = b43_bus_bcma_read32; dev->write16 = b43_bus_bcma_write16; dev->write32 = b43_bus_bcma_write32; dev->block_read = b43_bus_bcma_block_read; dev->block_write = b43_bus_bcma_block_write; dev->dev = &core->dev; dev->dma_dev = core->dma_dev; dev->irq = core->irq; /* dev->board_vendor = core->bus->boardinfo.vendor; dev->board_type = core->bus->boardinfo.type; dev->board_rev = core->bus->boardinfo.rev; */ dev->chip_id = core->bus->chipinfo.id; dev->chip_rev = core->bus->chipinfo.rev; dev->chip_pkg = core->bus->chipinfo.pkg; dev->bus_sprom = &core->bus->sprom; dev->core_id = core->id.id; dev->core_rev = core->id.rev; return dev; } #endif /* CONFIG_B43_BCMA */ /* SSB */ #ifdef CONFIG_B43_SSB static int b43_bus_ssb_bus_may_powerdown(struct b43_bus_dev *dev) { return ssb_bus_may_powerdown(dev->sdev->bus); } static int b43_bus_ssb_bus_powerup(struct b43_bus_dev *dev, bool dynamic_pctl) { return ssb_bus_powerup(dev->sdev->bus, dynamic_pctl); } static int b43_bus_ssb_device_is_enabled(struct b43_bus_dev *dev) { return ssb_device_is_enabled(dev->sdev); } static void b43_bus_ssb_device_enable(struct b43_bus_dev *dev, u32 core_specific_flags) { ssb_device_enable(dev->sdev, core_specific_flags); } static void b43_bus_ssb_device_disable(struct b43_bus_dev *dev, u32 core_specific_flags) { ssb_device_disable(dev->sdev, core_specific_flags); } static u16 b43_bus_ssb_read16(struct b43_bus_dev *dev, u16 offset) { return ssb_read16(dev->sdev, offset); } static u32 b43_bus_ssb_read32(struct b43_bus_dev *dev, u16 offset) { return ssb_read32(dev->sdev, offset); } static void b43_bus_ssb_write16(struct b43_bus_dev *dev, u16 offset, u16 value) { ssb_write16(dev->sdev, offset, value); } static void b43_bus_ssb_write32(struct b43_bus_dev *dev, u16 offset, u32 value) { ssb_write32(dev->sdev, offset, value); } static void b43_bus_ssb_block_read(struct b43_bus_dev *dev, void *buffer, size_t count, u16 offset, u8 reg_width) { ssb_block_read(dev->sdev, buffer, count, offset, reg_width); } static void b43_bus_ssb_block_write(struct b43_bus_dev *dev, const void *buffer, size_t count, u16 offset, u8 reg_width) { ssb_block_write(dev->sdev, buffer, count, offset, reg_width); } struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev) { struct b43_bus_dev *dev; dev = kzalloc(sizeof(*dev), GFP_KERNEL); if (!dev) return NULL; dev->bus_type = B43_BUS_SSB; dev->sdev = sdev; dev->bus_may_powerdown = b43_bus_ssb_bus_may_powerdown; dev->bus_powerup = b43_bus_ssb_bus_powerup; dev->device_is_enabled = b43_bus_ssb_device_is_enabled; dev->device_enable = b43_bus_ssb_device_enable; dev->device_disable = b43_bus_ssb_device_disable; dev->read16 = b43_bus_ssb_read16; dev->read32 = b43_bus_ssb_read32; dev->write16 = b43_bus_ssb_write16; dev->write32 = b43_bus_ssb_write32; dev->block_read = b43_bus_ssb_block_read; dev->block_write = b43_bus_ssb_block_write; dev->dev = sdev->dev; dev->dma_dev = sdev->dma_dev; dev->irq = sdev->irq; dev->board_vendor = sdev->bus->boardinfo.vendor; dev->board_type = sdev->bus->boardinfo.type; dev->board_rev = sdev->bus->boardinfo.rev; dev->chip_id = sdev->bus->chip_id; dev->chip_rev = sdev->bus->chip_rev; dev->chip_pkg = sdev->bus->chip_package; dev->bus_sprom = &sdev->bus->sprom; dev->core_id = sdev->id.coreid; dev->core_rev = sdev->id.revision; return dev; } #endif /* CONFIG_B43_SSB */ void *b43_bus_get_wldev(struct b43_bus_dev *dev) { switch (dev->bus_type) { #ifdef CONFIG_B43_BCMA case B43_BUS_BCMA: return bcma_get_drvdata(dev->bdev); #endif #ifdef CONFIG_B43_SSB case B43_BUS_SSB: return ssb_get_drvdata(dev->sdev); #endif } return NULL; } void b43_bus_set_wldev(struct b43_bus_dev *dev, void *wldev) { switch (dev->bus_type) { #ifdef CONFIG_B43_BCMA case B43_BUS_BCMA: bcma_set_drvdata(dev->bdev, wldev); break; #endif #ifdef CONFIG_B43_SSB case B43_BUS_SSB: ssb_set_drvdata(dev->sdev, wldev); break; #endif } }