diff options
Diffstat (limited to 'drivers/gpu/drm/emgd/emgd/include/pci.h')
| -rw-r--r-- | drivers/gpu/drm/emgd/emgd/include/pci.h | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/drivers/gpu/drm/emgd/emgd/include/pci.h b/drivers/gpu/drm/emgd/emgd/include/pci.h deleted file mode 100644 index b12335508489..000000000000 --- a/drivers/gpu/drm/emgd/emgd/include/pci.h +++ /dev/null @@ -1,252 +0,0 @@ -/* -*- pse-c -*- - *----------------------------------------------------------------------------- - * Filename: pci.h - * $Revision: 1.3 $ - *----------------------------------------------------------------------------- - * Copyright © 2002-2010, Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope 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. - * - *----------------------------------------------------------------------------- - * Description: - * This file contains OS abstractions for PCI function calls. - *----------------------------------------------------------------------------- - */ - -#ifndef _OAL_PCI_H -#define _OAL_PCI_H - - -/* - * Standard PCI register definitions. - * Only the first 64 bytes are standardized so thiese must all be - * defined to numbers less than 0x40 - */ -#define PCI_RID 0x08 - -#define PCI_BAR_0 0x10 -#define PCI_BAR_1 0x14 -#define PCI_BAR_2 0x18 -#define PCI_BAR_3 0x1c -#define PCI_BAR_4 0x20 -#define PCI_BAR_5 0x24 - -#define PCI_INTERRUPT_LINE 0x3c - -/* - * This macro _may_ be defined by an OAL port to enable the PCI device - * Commonly this is used to enable the device on EFI - * The prototype of the function looks like this: - * int os_enable_pci(os_pci_dev dev); - * The return value from this function should be 0 to indicate success - * or non zero to indicate failure. - */ -#ifdef _OS_ENABLE_PCI -#define OS_ENABLE_PCI(a) _OS_ENABLE_PCI(a) -#else -#define OS_ENABLE_PCI(a) 0 -#endif - -#define OS_PCI_GET_SLOT_ADDRESS(p, b, s, f) os_pci_get_slot_address(p, b, s, f) -#define OS_PCI_READ_CONFIG_8(p, o, v) os_pci_read_config_8(p, o, (v)) -#define OS_PCI_READ_CONFIG_16(p, o, v) os_pci_read_config_16(p, o, (v)) -#define OS_PCI_READ_CONFIG_32(p, o, v) os_pci_read_config_32(p, o, (v)) -#define OS_PCI_WRITE_CONFIG_8(p, o, v) os_pci_write_config_8(p, o, v) -#define OS_PCI_WRITE_CONFIG_16(p, o, v) os_pci_write_config_16(p, o, v) -#define OS_PCI_WRITE_CONFIG_32(p, o, v) os_pci_write_config_32(p, o, v) -#define OS_PCI_FREE_DEVICE(p) os_pci_free_device(p) - -#define OS_PCI_FIND_DEVICE(v, d, p, bus, dev, func) \ - os_pci_find_device(v, d, p, bus, dev, func) - -/***************************************************************************** - * Variable: os_pci_dev_t - * - * Description: - * This is a data type that serves as a handle for allocated PCI device. - * - ****************************************************************************/ -typedef unsigned char *os_pci_dev_t; - - -/***************************************************************************** - * Function: os_pci_find_device - * - * Parameters: - * vendor_id : The vendor ID for the device to be found. - * device_id : The vendor ID for the device to be found. - * bus : The bus number of the device in the PCI topology - * dev : The device number of the device in the PCI topology - * func : The function number of the device in the PCI topology - * pci_device: The last found os_pci_dev_t or NULL. - * - * Description: - * This function will find the PCI device for the paticular vendor and device, - * bus, device, and function number.The pci_device parameter should be NULL when - * calling the first time - * and the last returned value when searching for multiple devices of - * the same ID. - * - * Notes: If the bus number is 0xFFFF, then the function searches for that - * vendor_id, device_id pair in the whole PCI topology of the system i.e - * it goes through all the buses, devices, functions in the system - * - ****************************************************************************/ -os_pci_dev_t os_pci_find_device( - unsigned short vendor_id, - unsigned short device_id, - unsigned short bus, - unsigned short dev, - unsigned short func, - os_pci_dev_t pci_dev); - -/***************************************************************************** - * Function: os_get_slot_address - * - * Parameters: - * pci_device: The os_pci_dev_t to query. - * bus: The returned bus or NULL if the bus is not needed. - * slot: The returned slot or NULL if the bus is not needed. - * func: The returned func or NULL if the bus is not needed. - * - * Description: - * This function will return the bus slot and function for an os_pci_dev_t - * previously obtained from os_pci_find_device(). Any of the bus/slot/func - * parameters may be null if the information is not needed. - * - ****************************************************************************/ -int os_pci_get_slot_address( - os_pci_dev_t pci_dev, - unsigned int *bus, - unsigned int *slot, - unsigned int *func); - -/***************************************************************************** - * Function: os_pci_read_config_8 - * - * Description: - * This function retrieves a byte of information, starting at the specified - * offset, from the PCI configuration space on a particular PCI device. - * - ****************************************************************************/ -int os_pci_read_config_8( - os_pci_dev_t pci_dev, - unsigned long offset, - unsigned char* val - ); - - -/***************************************************************************** - * Function: os_pci_read_config_16 - * - * Description: - * This function retrieves a word of information, starting at the specified - * offset, from the PCI configuration space on a particular PCI device. - * - ****************************************************************************/ -int os_pci_read_config_16( - os_pci_dev_t pci_dev, - unsigned long offset, - unsigned short* val - ); - - -/***************************************************************************** - * Function: os_pci_read_config_32 - * - * Description: - * This function retrieves double word of information, starting at the - * specified offset, from the PCI configuration space on a particular PCI - * device. - * - ****************************************************************************/ -int os_pci_read_config_32( - os_pci_dev_t pci_dev, - unsigned long offset, - unsigned long* val - ); - - -/***************************************************************************** - * Function: os_pci_write_config_8 - * - * Description: - * This function sets a byte of data, starting at the specified offset, to - * the PCI configuration space for a particular PCI device. - * - ****************************************************************************/ -int os_pci_write_config_8( - os_pci_dev_t pci_dev, - unsigned long offset, - unsigned char val - ); - - -/***************************************************************************** - * Function: os_pci_write_config_16 - * - * Description: - * This function sets a word of data, starting at the specified offset, to - * the PCI configuration space for a particular PCI device. - * - ****************************************************************************/ -int os_pci_write_config_16( - os_pci_dev_t pci_dev, - unsigned long offset, - unsigned short val - ); - - -/***************************************************************************** - * Function: os_pci_write_config_32 - * - * Description: - * This function sets double word of data, starting at the specified offset, - * to the PCI configuration space for a particular PCI device. - * - ****************************************************************************/ -int os_pci_write_config_32( - os_pci_dev_t pci_dev, - unsigned long offset, - unsigned long val - ); - - -/***************************************************************************** - * Function: os_pci_disable_legacy_vga_decoding - * - * Description: - * Disabled legacy VGA decoding on a specific PCI device if the kernel is - * compiled with support for the VGA arbiter. If the VGA arbiter is not - * compiled in, this function is a noop. - * - ****************************************************************************/ -int os_pci_disable_legacy_vga_decoding( - os_pci_dev_t pci_dev - ); - - -/***************************************************************************** - * Function: os_pci_free_device - * - * Description: - * This function free the os_pci_dev_t * that previously allocated with the - * os_pci_find_device. - * - ****************************************************************************/ -void os_pci_free_device( - os_pci_dev_t pci_dev - ); - -#endif |