mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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108f4f3c4a
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
258 lines
6.9 KiB
C
258 lines
6.9 KiB
C
/*
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Broadcom B43 wireless driver
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Bus abstraction layer
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Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include "b43.h"
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#include "bus.h"
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/* BCMA */
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#ifdef CONFIG_B43_BCMA
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static int b43_bus_bcma_bus_may_powerdown(struct b43_bus_dev *dev)
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{
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return 0; /* bcma_bus_may_powerdown(dev->bdev->bus); */
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}
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static int b43_bus_bcma_bus_powerup(struct b43_bus_dev *dev,
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bool dynamic_pctl)
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{
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return 0; /* bcma_bus_powerup(dev->sdev->bus, dynamic_pctl); */
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}
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static int b43_bus_bcma_device_is_enabled(struct b43_bus_dev *dev)
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{
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return bcma_core_is_enabled(dev->bdev);
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}
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static void b43_bus_bcma_device_enable(struct b43_bus_dev *dev,
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u32 core_specific_flags)
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{
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bcma_core_enable(dev->bdev, core_specific_flags);
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}
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static void b43_bus_bcma_device_disable(struct b43_bus_dev *dev,
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u32 core_specific_flags)
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{
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bcma_core_disable(dev->bdev, core_specific_flags);
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}
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static u16 b43_bus_bcma_read16(struct b43_bus_dev *dev, u16 offset)
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{
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return bcma_read16(dev->bdev, offset);
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}
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static u32 b43_bus_bcma_read32(struct b43_bus_dev *dev, u16 offset)
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{
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return bcma_read32(dev->bdev, offset);
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}
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static
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void b43_bus_bcma_write16(struct b43_bus_dev *dev, u16 offset, u16 value)
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{
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bcma_write16(dev->bdev, offset, value);
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}
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static
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void b43_bus_bcma_write32(struct b43_bus_dev *dev, u16 offset, u32 value)
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{
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bcma_write32(dev->bdev, offset, value);
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}
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static
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void b43_bus_bcma_block_read(struct b43_bus_dev *dev, void *buffer,
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size_t count, u16 offset, u8 reg_width)
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{
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bcma_block_read(dev->bdev, buffer, count, offset, reg_width);
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}
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static
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void b43_bus_bcma_block_write(struct b43_bus_dev *dev, const void *buffer,
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size_t count, u16 offset, u8 reg_width)
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{
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bcma_block_write(dev->bdev, buffer, count, offset, reg_width);
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}
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struct b43_bus_dev *b43_bus_dev_bcma_init(struct bcma_device *core)
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{
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struct b43_bus_dev *dev = kzalloc(sizeof(*dev), GFP_KERNEL);
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if (!dev)
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return NULL;
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dev->bus_type = B43_BUS_BCMA;
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dev->bdev = core;
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dev->bus_may_powerdown = b43_bus_bcma_bus_may_powerdown;
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dev->bus_powerup = b43_bus_bcma_bus_powerup;
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dev->device_is_enabled = b43_bus_bcma_device_is_enabled;
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dev->device_enable = b43_bus_bcma_device_enable;
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dev->device_disable = b43_bus_bcma_device_disable;
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dev->read16 = b43_bus_bcma_read16;
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dev->read32 = b43_bus_bcma_read32;
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dev->write16 = b43_bus_bcma_write16;
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dev->write32 = b43_bus_bcma_write32;
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dev->block_read = b43_bus_bcma_block_read;
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dev->block_write = b43_bus_bcma_block_write;
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dev->dev = &core->dev;
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dev->dma_dev = core->dma_dev;
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dev->irq = core->irq;
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/*
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dev->board_vendor = core->bus->boardinfo.vendor;
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dev->board_type = core->bus->boardinfo.type;
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dev->board_rev = core->bus->boardinfo.rev;
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*/
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dev->chip_id = core->bus->chipinfo.id;
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dev->chip_rev = core->bus->chipinfo.rev;
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dev->chip_pkg = core->bus->chipinfo.pkg;
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dev->bus_sprom = &core->bus->sprom;
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dev->core_id = core->id.id;
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dev->core_rev = core->id.rev;
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return dev;
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}
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#endif /* CONFIG_B43_BCMA */
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/* SSB */
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#ifdef CONFIG_B43_SSB
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static int b43_bus_ssb_bus_may_powerdown(struct b43_bus_dev *dev)
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{
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return ssb_bus_may_powerdown(dev->sdev->bus);
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}
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static int b43_bus_ssb_bus_powerup(struct b43_bus_dev *dev,
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bool dynamic_pctl)
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{
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return ssb_bus_powerup(dev->sdev->bus, dynamic_pctl);
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}
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static int b43_bus_ssb_device_is_enabled(struct b43_bus_dev *dev)
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{
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return ssb_device_is_enabled(dev->sdev);
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}
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static void b43_bus_ssb_device_enable(struct b43_bus_dev *dev,
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u32 core_specific_flags)
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{
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ssb_device_enable(dev->sdev, core_specific_flags);
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}
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static void b43_bus_ssb_device_disable(struct b43_bus_dev *dev,
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u32 core_specific_flags)
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{
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ssb_device_disable(dev->sdev, core_specific_flags);
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}
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static u16 b43_bus_ssb_read16(struct b43_bus_dev *dev, u16 offset)
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{
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return ssb_read16(dev->sdev, offset);
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}
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static u32 b43_bus_ssb_read32(struct b43_bus_dev *dev, u16 offset)
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{
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return ssb_read32(dev->sdev, offset);
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}
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static void b43_bus_ssb_write16(struct b43_bus_dev *dev, u16 offset, u16 value)
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{
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ssb_write16(dev->sdev, offset, value);
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}
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static void b43_bus_ssb_write32(struct b43_bus_dev *dev, u16 offset, u32 value)
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{
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ssb_write32(dev->sdev, offset, value);
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}
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static void b43_bus_ssb_block_read(struct b43_bus_dev *dev, void *buffer,
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size_t count, u16 offset, u8 reg_width)
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{
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ssb_block_read(dev->sdev, buffer, count, offset, reg_width);
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}
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static
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void b43_bus_ssb_block_write(struct b43_bus_dev *dev, const void *buffer,
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size_t count, u16 offset, u8 reg_width)
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{
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ssb_block_write(dev->sdev, buffer, count, offset, reg_width);
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}
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struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev)
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{
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struct b43_bus_dev *dev;
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dev = kzalloc(sizeof(*dev), GFP_KERNEL);
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if (!dev)
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return NULL;
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dev->bus_type = B43_BUS_SSB;
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dev->sdev = sdev;
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dev->bus_may_powerdown = b43_bus_ssb_bus_may_powerdown;
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dev->bus_powerup = b43_bus_ssb_bus_powerup;
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dev->device_is_enabled = b43_bus_ssb_device_is_enabled;
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dev->device_enable = b43_bus_ssb_device_enable;
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dev->device_disable = b43_bus_ssb_device_disable;
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dev->read16 = b43_bus_ssb_read16;
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dev->read32 = b43_bus_ssb_read32;
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dev->write16 = b43_bus_ssb_write16;
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dev->write32 = b43_bus_ssb_write32;
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dev->block_read = b43_bus_ssb_block_read;
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dev->block_write = b43_bus_ssb_block_write;
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dev->dev = sdev->dev;
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dev->dma_dev = sdev->dma_dev;
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dev->irq = sdev->irq;
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dev->board_vendor = sdev->bus->boardinfo.vendor;
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dev->board_type = sdev->bus->boardinfo.type;
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dev->board_rev = sdev->bus->boardinfo.rev;
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dev->chip_id = sdev->bus->chip_id;
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dev->chip_rev = sdev->bus->chip_rev;
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dev->chip_pkg = sdev->bus->chip_package;
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dev->bus_sprom = &sdev->bus->sprom;
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dev->core_id = sdev->id.coreid;
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dev->core_rev = sdev->id.revision;
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return dev;
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}
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#endif /* CONFIG_B43_SSB */
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void *b43_bus_get_wldev(struct b43_bus_dev *dev)
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{
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switch (dev->bus_type) {
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#ifdef CONFIG_B43_BCMA
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case B43_BUS_BCMA:
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return bcma_get_drvdata(dev->bdev);
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#endif
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#ifdef CONFIG_B43_SSB
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case B43_BUS_SSB:
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return ssb_get_drvdata(dev->sdev);
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#endif
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}
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return NULL;
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}
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void b43_bus_set_wldev(struct b43_bus_dev *dev, void *wldev)
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{
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switch (dev->bus_type) {
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#ifdef CONFIG_B43_BCMA
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case B43_BUS_BCMA:
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bcma_set_drvdata(dev->bdev, wldev);
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break;
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#endif
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#ifdef CONFIG_B43_SSB
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case B43_BUS_SSB:
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ssb_set_drvdata(dev->sdev, wldev);
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break;
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#endif
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}
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}
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