/spare/repo/libata-dev branch 'iomap-try3'

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Jeff Garzik committed 2005-09-05 05:20:33 -04:00
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Chelsio N210 10Gb Ethernet Network Controller
Driver Release Notes for Linux
Version 2.1.1
June 20, 2005
CONTENTS
========
INTRODUCTION
FEATURES
PERFORMANCE
DRIVER MESSAGES
KNOWN ISSUES
SUPPORT
INTRODUCTION
============
This document describes the Linux driver for Chelsio 10Gb Ethernet Network
Controller. This driver supports the Chelsio N210 NIC and is backward
compatible with the Chelsio N110 model 10Gb NICs.
FEATURES
========
Adaptive Interrupts (adaptive-rx)
---------------------------------
This feature provides an adaptive algorithm that adjusts the interrupt
coalescing parameters, allowing the driver to dynamically adapt the latency
settings to achieve the highest performance during various types of network
load.
The interface used to control this feature is ethtool. Please see the
ethtool manpage for additional usage information.
By default, adaptive-rx is disabled.
To enable adaptive-rx:
ethtool -C <interface> adaptive-rx on
To disable adaptive-rx, use ethtool:
ethtool -C <interface> adaptive-rx off
After disabling adaptive-rx, the timer latency value will be set to 50us.
You may set the timer latency after disabling adaptive-rx:
ethtool -C <interface> rx-usecs <microseconds>
An example to set the timer latency value to 100us on eth0:
ethtool -C eth0 rx-usecs 100
You may also provide a timer latency value while disabling adpative-rx:
ethtool -C <interface> adaptive-rx off rx-usecs <microseconds>
If adaptive-rx is disabled and a timer latency value is specified, the timer
will be set to the specified value until changed by the user or until
adaptive-rx is enabled.
To view the status of the adaptive-rx and timer latency values:
ethtool -c <interface>
TCP Segmentation Offloading (TSO) Support
-----------------------------------------
This feature, also known as "large send", enables a system's protocol stack
to offload portions of outbound TCP processing to a network interface card
thereby reducing system CPU utilization and enhancing performance.
The interface used to control this feature is ethtool version 1.8 or higher.
Please see the ethtool manpage for additional usage information.
By default, TSO is enabled.
To disable TSO:
ethtool -K <interface> tso off
To enable TSO:
ethtool -K <interface> tso on
To view the status of TSO:
ethtool -k <interface>
PERFORMANCE
===========
The following information is provided as an example of how to change system
parameters for "performance tuning" an what value to use. You may or may not
want to change these system parameters, depending on your server/workstation
application. Doing so is not warranted in any way by Chelsio Communications,
and is done at "YOUR OWN RISK". Chelsio will not be held responsible for loss
of data or damage to equipment.
Your distribution may have a different way of doing things, or you may prefer
a different method. These commands are shown only to provide an example of
what to do and are by no means definitive.
Making any of the following system changes will only last until you reboot
your system. You may want to write a script that runs at boot-up which
includes the optimal settings for your system.
Setting PCI Latency Timer:
setpci -d 1425:* 0x0c.l=0x0000F800
Disabling TCP timestamp:
sysctl -w net.ipv4.tcp_timestamps=0
Disabling SACK:
sysctl -w net.ipv4.tcp_sack=0
Setting large number of incoming connection requests:
sysctl -w net.ipv4.tcp_max_syn_backlog=3000
Setting maximum receive socket buffer size:
sysctl -w net.core.rmem_max=1024000
Setting maximum send socket buffer size:
sysctl -w net.core.wmem_max=1024000
Set smp_affinity (on a multiprocessor system) to a single CPU:
echo 1 > /proc/irq/<interrupt_number>/smp_affinity
Setting default receive socket buffer size:
sysctl -w net.core.rmem_default=524287
Setting default send socket buffer size:
sysctl -w net.core.wmem_default=524287
Setting maximum option memory buffers:
sysctl -w net.core.optmem_max=524287
Setting maximum backlog (# of unprocessed packets before kernel drops):
sysctl -w net.core.netdev_max_backlog=300000
Setting TCP read buffers (min/default/max):
sysctl -w net.ipv4.tcp_rmem="10000000 10000000 10000000"
Setting TCP write buffers (min/pressure/max):
sysctl -w net.ipv4.tcp_wmem="10000000 10000000 10000000"
Setting TCP buffer space (min/pressure/max):
sysctl -w net.ipv4.tcp_mem="10000000 10000000 10000000"
TCP window size for single connections:
The receive buffer (RX_WINDOW) size must be at least as large as the
Bandwidth-Delay Product of the communication link between the sender and
receiver. Due to the variations of RTT, you may want to increase the buffer
size up to 2 times the Bandwidth-Delay Product. Reference page 289 of
"TCP/IP Illustrated, Volume 1, The Protocols" by W. Richard Stevens.
At 10Gb speeds, use the following formula:
RX_WINDOW >= 1.25MBytes * RTT(in milliseconds)
Example for RTT with 100us: RX_WINDOW = (1,250,000 * 0.1) = 125,000
RX_WINDOW sizes of 256KB - 512KB should be sufficient.
Setting the min, max, and default receive buffer (RX_WINDOW) size:
sysctl -w net.ipv4.tcp_rmem="<min> <default> <max>"
TCP window size for multiple connections:
The receive buffer (RX_WINDOW) size may be calculated the same as single
connections, but should be divided by the number of connections. The
smaller window prevents congestion and facilitates better pacing,
especially if/when MAC level flow control does not work well or when it is
not supported on the machine. Experimentation may be necessary to attain
the correct value. This method is provided as a starting point fot the
correct receive buffer size.
Setting the min, max, and default receive buffer (RX_WINDOW) size is
performed in the same manner as single connection.
DRIVER MESSAGES
===============
The following messages are the most common messages logged by syslog. These
may be found in /var/log/messages.
Driver up:
Chelsio Network Driver - version 2.1.1
NIC detected:
eth#: Chelsio N210 1x10GBaseX NIC (rev #), PCIX 133MHz/64-bit
Link up:
eth#: link is up at 10 Gbps, full duplex
Link down:
eth#: link is down
KNOWN ISSUES
============
These issues have been identified during testing. The following information
is provided as a workaround to the problem. In some cases, this problem is
inherent to Linux or to a particular Linux Distribution and/or hardware
platform.
1. Large number of TCP retransmits on a multiprocessor (SMP) system.
On a system with multiple CPUs, the interrupt (IRQ) for the network
controller may be bound to more than one CPU. This will cause TCP
retransmits if the packet data were to be split across different CPUs
and re-assembled in a different order than expected.
To eliminate the TCP retransmits, set smp_affinity on the particular
interrupt to a single CPU. You can locate the interrupt (IRQ) used on
the N110/N210 by using ifconfig:
ifconfig <dev_name> | grep Interrupt
Set the smp_affinity to a single CPU:
echo 1 > /proc/irq/<interrupt_number>/smp_affinity
It is highly suggested that you do not run the irqbalance daemon on your
system, as this will change any smp_affinity setting you have applied.
The irqbalance daemon runs on a 10 second interval and binds interrupts
to the least loaded CPU determined by the daemon. To disable this daemon:
chkconfig --level 2345 irqbalance off
By default, some Linux distributions enable the kernel feature,
irqbalance, which performs the same function as the daemon. To disable
this feature, add the following line to your bootloader:
noirqbalance
Example using the Grub bootloader:
title Red Hat Enterprise Linux AS (2.4.21-27.ELsmp)
root (hd0,0)
kernel /vmlinuz-2.4.21-27.ELsmp ro root=/dev/hda3 noirqbalance
initrd /initrd-2.4.21-27.ELsmp.img
2. After running insmod, the driver is loaded and the incorrect network
interface is brought up without running ifup.
When using 2.4.x kernels, including RHEL kernels, the Linux kernel
invokes a script named "hotplug". This script is primarily used to
automatically bring up USB devices when they are plugged in, however,
the script also attempts to automatically bring up a network interface
after loading the kernel module. The hotplug script does this by scanning
the ifcfg-eth# config files in /etc/sysconfig/network-scripts, looking
for HWADDR=<mac_address>.
If the hotplug script does not find the HWADDRR within any of the
ifcfg-eth# files, it will bring up the device with the next available
interface name. If this interface is already configured for a different
network card, your new interface will have incorrect IP address and
network settings.
To solve this issue, you can add the HWADDR=<mac_address> key to the
interface config file of your network controller.
To disable this "hotplug" feature, you may add the driver (module name)
to the "blacklist" file located in /etc/hotplug. It has been noted that
this does not work for network devices because the net.agent script
does not use the blacklist file. Simply remove, or rename, the net.agent
script located in /etc/hotplug to disable this feature.
3. Transport Protocol (TP) hangs when running heavy multi-connection traffic
on an AMD Opteron system with HyperTransport PCI-X Tunnel chipset.
If your AMD Opteron system uses the AMD-8131 HyperTransport PCI-X Tunnel
chipset, you may experience the "133-Mhz Mode Split Completion Data
Corruption" bug identified by AMD while using a 133Mhz PCI-X card on the
bus PCI-X bus.
AMD states, "Under highly specific conditions, the AMD-8131 PCI-X Tunnel
can provide stale data via split completion cycles to a PCI-X card that
is operating at 133 Mhz", causing data corruption.
AMD's provides three workarounds for this problem, however, Chelsio
recommends the first option for best performance with this bug:
For 133Mhz secondary bus operation, limit the transaction length and
the number of outstanding transactions, via BIOS configuration
programming of the PCI-X card, to the following:
Data Length (bytes): 1k
Total allowed outstanding transactions: 2
Please refer to AMD 8131-HT/PCI-X Errata 26310 Rev 3.08 August 2004,
section 56, "133-MHz Mode Split Completion Data Corruption" for more
details with this bug and workarounds suggested by AMD.
It may be possible to work outside AMD's recommended PCI-X settings, try
increasing the Data Length to 2k bytes for increased performance. If you
have issues with these settings, please revert to the "safe" settings
and duplicate the problem before submitting a bug or asking for support.
NOTE: The default setting on most systems is 8 outstanding transactions
and 2k bytes data length.
4. On multiprocessor systems, it has been noted that an application which
is handling 10Gb networking can switch between CPUs causing degraded
and/or unstable performance.
If running on an SMP system and taking performance measurements, it
is suggested you either run the latest netperf-2.4.0+ or use a binding
tool such as Tim Hockin's procstate utilities (runon)
<http://www.hockin.org/~thockin/procstate/>.
Binding netserver and netperf (or other applications) to particular
CPUs will have a significant difference in performance measurements.
You may need to experiment which CPU to bind the application to in
order to achieve the best performance for your system.
If you are developing an application designed for 10Gb networking,
please keep in mind you may want to look at kernel functions
sched_setaffinity & sched_getaffinity to bind your application.
If you are just running user-space applications such as ftp, telnet,
etc., you may want to try the runon tool provided by Tim Hockin's
procstate utility. You could also try binding the interface to a
particular CPU: runon 0 ifup eth0
SUPPORT
=======
If you have problems with the software or hardware, please contact our
customer support team via email at support@chelsio.com or check our website
at http://www.chelsio.com
===============================================================================
Chelsio Communications
370 San Aleso Ave.
Suite 100
Sunnyvale, CA 94085
http://www.chelsio.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.
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.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
Copyright (c) 2003-2005 Chelsio Communications. All rights reserved.
===============================================================================
@@ -132,6 +132,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
mpu_irq - IRQ # for MPU-401 UART (PnP setup)
dma1 - first DMA # for AD1816A chip (PnP setup)
dma2 - second DMA # for AD1816A chip (PnP setup)
clockfreq - Clock frequency for AD1816A chip (default = 0, 33000Hz)
Module supports up to 8 cards, autoprobe and PnP.
@@ -3422,10 +3422,17 @@ struct _snd_pcm_runtime {
<para>
The <structfield>iface</structfield> field specifies the type of
the control,
<constant>SNDRV_CTL_ELEM_IFACE_XXX</constant>. There are
<constant>MIXER</constant>, <constant>PCM</constant>,
<constant>CARD</constant>, etc.
the control, <constant>SNDRV_CTL_ELEM_IFACE_XXX</constant>, which
is usually <constant>MIXER</constant>.
Use <constant>CARD</constant> for global controls that are not
logically part of the mixer.
If the control is closely associated with some specific device on
the sound card, use <constant>HWDEP</constant>,
<constant>PCM</constant>, <constant>RAWMIDI</constant>,
<constant>TIMER</constant>, or <constant>SEQUENCER</constant>, and
specify the device number with the
<structfield>device</structfield> and
<structfield>subdevice</structfield> fields.
</para>
<para>
+6
View File
@@ -2092,6 +2092,12 @@ M: support@simtec.co.uk
W: http://www.simtec.co.uk/products/EB2410ITX/
S: Supported
SIS 190 ETHERNET DRIVER
P: Francois Romieu
M: romieu@fr.zoreil.com
L: netdev@vger.kernel.org
S: Maintained
SIS 5513 IDE CONTROLLER DRIVER
P: Lionel Bouton
M: Lionel.Bouton@inet6.fr
-1
View File
@@ -165,7 +165,6 @@ static int __init pcibios_init(void)
if ((pci_probe & PCI_BIOS_SORT) && !(pci_probe & PCI_NO_SORT))
pcibios_sort();
#endif
pci_assign_unassigned_resources();
return 0;
}
+16 -33
View File
@@ -170,43 +170,26 @@ static void __init pcibios_allocate_resources(int pass)
static int __init pcibios_assign_resources(void)
{
struct pci_dev *dev = NULL;
int idx;
struct resource *r;
struct resource *r, *pr;
for_each_pci_dev(dev) {
int class = dev->class >> 8;
/* Don't touch classless devices and host bridges */
if (!class || class == PCI_CLASS_BRIDGE_HOST)
continue;
for(idx=0; idx<6; idx++) {
r = &dev->resource[idx];
/*
* Don't touch IDE controllers and I/O ports of video cards!
*/
if ((class == PCI_CLASS_STORAGE_IDE && idx < 4) ||
(class == PCI_CLASS_DISPLAY_VGA && (r->flags & IORESOURCE_IO)))
continue;
/*
* We shall assign a new address to this resource, either because
* the BIOS forgot to do so or because we have decided the old
* address was unusable for some reason.
*/
if (!r->start && r->end)
pci_assign_resource(dev, idx);
}
if (pci_probe & PCI_ASSIGN_ROMS) {
if (!(pci_probe & PCI_ASSIGN_ROMS)) {
/* Try to use BIOS settings for ROMs, otherwise let
pci_assign_unassigned_resources() allocate the new
addresses. */
for_each_pci_dev(dev) {
r = &dev->resource[PCI_ROM_RESOURCE];
r->end -= r->start;
r->start = 0;
if (r->end)
pci_assign_resource(dev, PCI_ROM_RESOURCE);
if (!r->flags || !r->start)
continue;
pr = pci_find_parent_resource(dev, r);
if (!pr || request_resource(pr, r) < 0) {
r->end -= r->start;
r->start = 0;
}
}
}
pci_assign_unassigned_resources();
return 0;
}
+3 -3
View File
@@ -57,7 +57,7 @@ unsigned char __res[sizeof(bd_t)];
extern void m8xx_ide_init(void);
extern unsigned long find_available_memory(void);
extern void m8xx_cpm_reset();
extern void m8xx_cpm_reset(void);
extern void m8xx_wdt_handler_install(bd_t *bp);
extern void rpxfb_alloc_pages(void);
extern void cpm_interrupt_init(void);
@@ -266,8 +266,8 @@ m8xx_show_percpuinfo(struct seq_file *m, int i)
bp = (bd_t *)__res;
seq_printf(m, "clock\t\t: %ldMHz\n"
"bus clock\t: %ldMHz\n",
seq_printf(m, "clock\t\t: %uMHz\n"
"bus clock\t: %uMHz\n",
bp->bi_intfreq / 1000000,
bp->bi_busfreq / 1000000);
+8 -8
View File
@@ -23,13 +23,6 @@ config DRM_TDFX
Choose this option if you have a 3dfx Banshee or Voodoo3 (or later),
graphics card. If M is selected, the module will be called tdfx.
config DRM_GAMMA
tristate "3dlabs GMX 2000"
depends on DRM && BROKEN
help
This is the old gamma driver, please tell me if it might actually
work.
config DRM_R128
tristate "ATI Rage 128"
depends on DRM && PCI
@@ -82,7 +75,7 @@ endchoice
config DRM_MGA
tristate "Matrox g200/g400"
depends on DRM && AGP
depends on DRM
help
Choose this option if you have a Matrox G200, G400 or G450 graphics
card. If M is selected, the module will be called mga. AGP
@@ -103,3 +96,10 @@ config DRM_VIA
Choose this option if you have a Via unichrome or compatible video
chipset. If M is selected the module will be called via.
config DRM_SAVAGE
tristate "Savage video cards"
depends on DRM
help
Choose this option if you have a Savage3D/4/SuperSavage/Pro/Twister
chipset. If M is selected the module will be called savage.
+4 -3
View File
@@ -8,16 +8,16 @@ drm-objs := drm_auth.o drm_bufs.o drm_context.o drm_dma.o drm_drawable.o \
drm_agpsupport.o drm_scatter.o ati_pcigart.o drm_pci.o \
drm_sysfs.o
gamma-objs := gamma_drv.o gamma_dma.o
tdfx-objs := tdfx_drv.o
r128-objs := r128_drv.o r128_cce.o r128_state.o r128_irq.o
mga-objs := mga_drv.o mga_dma.o mga_state.o mga_warp.o mga_irq.o
i810-objs := i810_drv.o i810_dma.o
i830-objs := i830_drv.o i830_dma.o i830_irq.o
i915-objs := i915_drv.o i915_dma.o i915_irq.o i915_mem.o
radeon-objs := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o radeon_irq.o
radeon-objs := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o radeon_irq.o r300_cmdbuf.o
ffb-objs := ffb_drv.o ffb_context.o
sis-objs := sis_drv.o sis_ds.o sis_mm.o
savage-objs := savage_drv.o savage_bci.o savage_state.o
via-objs := via_irq.o via_drv.o via_ds.o via_map.o via_mm.o via_dma.o via_verifier.o via_video.o
ifeq ($(CONFIG_COMPAT),y)
@@ -29,7 +29,6 @@ i915-objs += i915_ioc32.o
endif
obj-$(CONFIG_DRM) += drm.o
obj-$(CONFIG_DRM_GAMMA) += gamma.o
obj-$(CONFIG_DRM_TDFX) += tdfx.o
obj-$(CONFIG_DRM_R128) += r128.o
obj-$(CONFIG_DRM_RADEON)+= radeon.o
@@ -39,5 +38,7 @@ obj-$(CONFIG_DRM_I830) += i830.o
obj-$(CONFIG_DRM_I915) += i915.o
obj-$(CONFIG_DRM_FFB) += ffb.o
obj-$(CONFIG_DRM_SIS) += sis.o
obj-$(CONFIG_DRM_SAVAGE)+= savage.o
obj-$(CONFIG_DRM_VIA) +=via.o
+5 -3
View File
@@ -98,7 +98,7 @@
#define _DRM_LOCKING_CONTEXT(lock) ((lock) & ~(_DRM_LOCK_HELD|_DRM_LOCK_CONT))
typedef unsigned long drm_handle_t;
typedef unsigned int drm_handle_t;
typedef unsigned int drm_context_t;
typedef unsigned int drm_drawable_t;
typedef unsigned int drm_magic_t;
@@ -209,7 +209,8 @@ typedef enum drm_map_type {
_DRM_REGISTERS = 1, /**< no caching, no core dump */
_DRM_SHM = 2, /**< shared, cached */
_DRM_AGP = 3, /**< AGP/GART */
_DRM_SCATTER_GATHER = 4 /**< Scatter/gather memory for PCI DMA */
_DRM_SCATTER_GATHER = 4, /**< Scatter/gather memory for PCI DMA */
_DRM_CONSISTENT = 5, /**< Consistent memory for PCI DMA */
} drm_map_type_t;
@@ -368,7 +369,8 @@ typedef struct drm_buf_desc {
enum {
_DRM_PAGE_ALIGN = 0x01, /**< Align on page boundaries for DMA */
_DRM_AGP_BUFFER = 0x02, /**< Buffer is in AGP space */
_DRM_SG_BUFFER = 0x04 /**< Scatter/gather memory buffer */
_DRM_SG_BUFFER = 0x04, /**< Scatter/gather memory buffer */
_DRM_FB_BUFFER = 0x08 /**< Buffer is in frame buffer */
} flags;
unsigned long agp_start; /**<
* Start address of where the AGP buffers are
+75 -62
View File
@@ -53,7 +53,6 @@
#include <linux/init.h>
#include <linux/file.h>
#include <linux/pci.h>
#include <linux/version.h>
#include <linux/jiffies.h>
#include <linux/smp_lock.h> /* For (un)lock_kernel */
#include <linux/mm.h>
@@ -96,6 +95,7 @@
#define DRIVER_IRQ_SHARED 0x80
#define DRIVER_IRQ_VBL 0x100
#define DRIVER_DMA_QUEUE 0x200
#define DRIVER_FB_DMA 0x400
/***********************************************************************/
/** \name Begin the DRM... */
@@ -160,36 +160,7 @@
#define pte_unmap(pte)
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,19)
static inline struct page * vmalloc_to_page(void * vmalloc_addr)
{
unsigned long addr = (unsigned long) vmalloc_addr;
struct page *page = NULL;
pgd_t *pgd = pgd_offset_k(addr);
pmd_t *pmd;
pte_t *ptep, pte;
if (!pgd_none(*pgd)) {
pmd = pmd_offset(pgd, addr);
if (!pmd_none(*pmd)) {
preempt_disable();
ptep = pte_offset_map(pmd, addr);
pte = *ptep;
if (pte_present(pte))
page = pte_page(pte);
pte_unmap(ptep);
preempt_enable();
}
}
return page;
}
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
#define DRM_RPR_ARG(vma)
#else
#define DRM_RPR_ARG(vma) vma,
#endif
#define VM_OFFSET(vma) ((vma)->vm_pgoff << PAGE_SHIFT)
@@ -474,7 +445,8 @@ typedef struct drm_device_dma {
unsigned long byte_count;
enum {
_DRM_DMA_USE_AGP = 0x01,
_DRM_DMA_USE_SG = 0x02
_DRM_DMA_USE_SG = 0x02,
_DRM_DMA_USE_FB = 0x04
} flags;
} drm_device_dma_t;
@@ -525,12 +497,19 @@ typedef struct drm_sigdata {
drm_hw_lock_t *lock;
} drm_sigdata_t;
typedef struct drm_dma_handle {
dma_addr_t busaddr;
void *vaddr;
size_t size;
} drm_dma_handle_t;
/**
* Mappings list
*/
typedef struct drm_map_list {
struct list_head head; /**< list head */
drm_map_t *map; /**< mapping */
unsigned int user_token;
} drm_map_list_t;
typedef drm_map_t drm_local_map_t;
@@ -578,7 +557,22 @@ struct drm_driver {
int (*kernel_context_switch)(struct drm_device *dev, int old, int new);
void (*kernel_context_switch_unlock)(struct drm_device *dev, drm_lock_t *lock);
int (*vblank_wait)(struct drm_device *dev, unsigned int *sequence);
/**
* Called by \c drm_device_is_agp. Typically used to determine if a
* card is really attached to AGP or not.
*
* \param dev DRM device handle
*
* \returns
* One of three values is returned depending on whether or not the
* card is absolutely \b not AGP (return of 0), absolutely \b is AGP
* (return of 1), or may or may not be AGP (return of 2).
*/
int (*device_is_agp) (struct drm_device * dev);
/* these have to be filled in */
int (*postinit)(struct drm_device *, unsigned long flags);
irqreturn_t (*irq_handler)( DRM_IRQ_ARGS );
void (*irq_preinstall)(struct drm_device *dev);
@@ -722,11 +716,7 @@ typedef struct drm_device {
int pci_slot; /**< PCI slot number */
int pci_func; /**< PCI function number */
#ifdef __alpha__
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,3)
struct pci_controler *hose;
#else
struct pci_controller *hose;
#endif
#endif
drm_sg_mem_t *sg; /**< Scatter gather memory */
unsigned long *ctx_bitmap; /**< context bitmap */
@@ -736,6 +726,7 @@ typedef struct drm_device {
struct drm_driver *driver;
drm_local_map_t *agp_buffer_map;
unsigned int agp_buffer_token;
drm_head_t primary; /**< primary screen head */
} drm_device_t;
@@ -806,7 +797,7 @@ extern void *drm_ioremap_nocache(unsigned long offset, unsigned long size,
drm_device_t *dev);
extern void drm_ioremapfree(void *pt, unsigned long size, drm_device_t *dev);
extern DRM_AGP_MEM *drm_alloc_agp(struct agp_bridge_data *bridge, int pages, u32 type);
extern DRM_AGP_MEM *drm_alloc_agp(drm_device_t *dev, int pages, u32 type);
extern int drm_free_agp(DRM_AGP_MEM *handle, int pages);
extern int drm_bind_agp(DRM_AGP_MEM *handle, unsigned int start);
extern int drm_unbind_agp(DRM_AGP_MEM *handle);
@@ -881,11 +872,19 @@ extern int drm_lock_free(drm_device_t *dev,
unsigned int context);
/* Buffer management support (drm_bufs.h) */
extern int drm_addbufs_agp(drm_device_t *dev, drm_buf_desc_t *request);
extern int drm_addbufs_pci(drm_device_t *dev, drm_buf_desc_t *request);
extern int drm_addmap(drm_device_t *dev, unsigned int offset,
unsigned int size, drm_map_type_t type,
drm_map_flags_t flags, drm_local_map_t **map_ptr);
extern int drm_addmap_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int drm_rmmap(drm_device_t *dev, drm_local_map_t *map);
extern int drm_rmmap_locked(drm_device_t *dev, drm_local_map_t *map);
extern int drm_rmmap_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int drm_order( unsigned long size );
extern int drm_addmap( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int drm_rmmap( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int drm_addbufs( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int drm_infobufs( struct inode *inode, struct file *filp,
@@ -896,6 +895,10 @@ extern int drm_freebufs( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern int drm_mapbufs( struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg );
extern unsigned long drm_get_resource_start(drm_device_t *dev,
unsigned int resource);
extern unsigned long drm_get_resource_len(drm_device_t *dev,
unsigned int resource);
/* DMA support (drm_dma.h) */
extern int drm_dma_setup(drm_device_t *dev);
@@ -919,15 +922,18 @@ extern void drm_vbl_send_signals( drm_device_t *dev );
/* AGP/GART support (drm_agpsupport.h) */
extern drm_agp_head_t *drm_agp_init(drm_device_t *dev);
extern int drm_agp_acquire(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern void drm_agp_do_release(drm_device_t *dev);
extern int drm_agp_release(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int drm_agp_enable(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int drm_agp_info(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int drm_agp_acquire(drm_device_t * dev);
extern int drm_agp_acquire_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int drm_agp_release(drm_device_t *dev);
extern int drm_agp_release_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int drm_agp_enable(drm_device_t *dev, drm_agp_mode_t mode);
extern int drm_agp_enable_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int drm_agp_info(drm_device_t * dev, drm_agp_info_t *info);
extern int drm_agp_info_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int drm_agp_alloc(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int drm_agp_free(struct inode *inode, struct file *filp,
@@ -976,12 +982,10 @@ extern int drm_ati_pcigart_cleanup(drm_device_t *dev,
unsigned long addr,
dma_addr_t bus_addr);
extern void *drm_pci_alloc(drm_device_t * dev, size_t size,
size_t align, dma_addr_t maxaddr,
dma_addr_t * busaddr);
extern void drm_pci_free(drm_device_t * dev, size_t size,
void *vaddr, dma_addr_t busaddr);
extern drm_dma_handle_t *drm_pci_alloc(drm_device_t *dev, size_t size,
size_t align, dma_addr_t maxaddr);
extern void __drm_pci_free(drm_device_t *dev, drm_dma_handle_t *dmah);
extern void drm_pci_free(drm_device_t *dev, drm_dma_handle_t *dmah);
/* sysfs support (drm_sysfs.c) */
struct drm_sysfs_class;
@@ -1012,17 +1016,26 @@ static __inline__ void drm_core_ioremapfree(struct drm_map *map, struct drm_devi
drm_ioremapfree( map->handle, map->size, dev );
}
static __inline__ struct drm_map *drm_core_findmap(struct drm_device *dev, unsigned long offset)
static __inline__ struct drm_map *drm_core_findmap(struct drm_device *dev, unsigned int token)
{
struct list_head *_list;
list_for_each( _list, &dev->maplist->head ) {
drm_map_list_t *_entry = list_entry( _list, drm_map_list_t, head );
if ( _entry->map &&
_entry->map->offset == offset ) {
drm_map_list_t *_entry;
list_for_each_entry(_entry, &dev->maplist->head, head)
if (_entry->user_token == token)
return _entry->map;
return NULL;
}
static __inline__ int drm_device_is_agp(drm_device_t *dev)
{
if ( dev->driver->device_is_agp != NULL ) {
int err = (*dev->driver->device_is_agp)( dev );
if (err != 2) {
return err;
}
}
return NULL;
return pci_find_capability(dev->pdev, PCI_CAP_ID_AGP);
}
static __inline__ void drm_core_dropmap(struct drm_map *map)
+82 -63
View File
@@ -37,7 +37,7 @@
#if __OS_HAS_AGP
/**
* AGP information ioctl.
* Get AGP information.
*
* \param inode device inode.
* \param filp file pointer.
@@ -48,51 +48,56 @@
* Verifies the AGP device has been initialized and acquired and fills in the
* drm_agp_info structure with the information in drm_agp_head::agp_info.
*/
int drm_agp_info(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
int drm_agp_info(drm_device_t *dev, drm_agp_info_t *info)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
DRM_AGP_KERN *kern;
drm_agp_info_t info;
if (!dev->agp || !dev->agp->acquired)
return -EINVAL;
kern = &dev->agp->agp_info;
info.agp_version_major = kern->version.major;
info.agp_version_minor = kern->version.minor;
info.mode = kern->mode;
info.aperture_base = kern->aper_base;
info.aperture_size = kern->aper_size * 1024 * 1024;
info.memory_allowed = kern->max_memory << PAGE_SHIFT;
info.memory_used = kern->current_memory << PAGE_SHIFT;
info.id_vendor = kern->device->vendor;
info.id_device = kern->device->device;
info->agp_version_major = kern->version.major;
info->agp_version_minor = kern->version.minor;
info->mode = kern->mode;
info->aperture_base = kern->aper_base;
info->aperture_size = kern->aper_size * 1024 * 1024;
info->memory_allowed = kern->max_memory << PAGE_SHIFT;
info->memory_used = kern->current_memory << PAGE_SHIFT;
info->id_vendor = kern->device->vendor;
info->id_device = kern->device->device;
if (copy_to_user((drm_agp_info_t __user *)arg, &info, sizeof(info)))
return 0;
}
EXPORT_SYMBOL(drm_agp_info);
int drm_agp_info_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
drm_agp_info_t info;
int err;
err = drm_agp_info(dev, &info);
if (err)
return err;
if (copy_to_user((drm_agp_info_t __user *) arg, &info, sizeof(info)))
return -EFAULT;
return 0;
}
/**
* Acquire the AGP device (ioctl).
* Acquire the AGP device.
*
* \param inode device inode.
* \param filp file pointer.
* \param cmd command.
* \param arg user argument.
* \param dev DRM device that is to acquire AGP
* \return zero on success or a negative number on failure.
*
* Verifies the AGP device hasn't been acquired before and calls
* agp_acquire().
* \c agp_backend_acquire.
*/
int drm_agp_acquire(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
int drm_agp_acquire(drm_device_t *dev)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
if (!dev->agp)
return -ENODEV;
if (dev->agp->acquired)
@@ -102,9 +107,10 @@ int drm_agp_acquire(struct inode *inode, struct file *filp,
dev->agp->acquired = 1;
return 0;
}
EXPORT_SYMBOL(drm_agp_acquire);
/**
* Release the AGP device (ioctl).
* Acquire the AGP device (ioctl).
*
* \param inode device inode.
* \param filp file pointer.
@@ -112,63 +118,80 @@ int drm_agp_acquire(struct inode *inode, struct file *filp,
* \param arg user argument.
* \return zero on success or a negative number on failure.
*
* Verifies the AGP device has been acquired and calls agp_backend_release().
* Verifies the AGP device hasn't been acquired before and calls
* \c agp_backend_acquire.
*/
int drm_agp_release(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
int drm_agp_acquire_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
if (!dev->agp || !dev->agp->acquired)
return -EINVAL;
agp_backend_release(dev->agp->bridge);
dev->agp->acquired = 0;
return 0;
drm_file_t *priv = filp->private_data;
return drm_agp_acquire( (drm_device_t *) priv->head->dev );
}
/**
* Release the AGP device.
*
* Calls agp_backend_release().
* \param dev DRM device that is to release AGP
* \return zero on success or a negative number on failure.
*
* Verifies the AGP device has been acquired and calls \c agp_backend_release.
*/
void drm_agp_do_release(drm_device_t *dev)
int drm_agp_release(drm_device_t *dev)
{
agp_backend_release(dev->agp->bridge);
if (!dev->agp || !dev->agp->acquired)
return -EINVAL;
agp_backend_release(dev->agp->bridge);
dev->agp->acquired = 0;
return 0;
}
EXPORT_SYMBOL(drm_agp_release);
int drm_agp_release_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
return drm_agp_release(dev);
}
/**
* Enable the AGP bus.
*
* \param inode device inode.
* \param filp file pointer.
* \param cmd command.
* \param arg pointer to a drm_agp_mode structure.
* \param dev DRM device that has previously acquired AGP.
* \param mode Requested AGP mode.
* \return zero on success or a negative number on failure.
*
* Verifies the AGP device has been acquired but not enabled, and calls
* agp_enable().
* \c agp_enable.
*/
int drm_agp_enable(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
int drm_agp_enable(drm_device_t *dev, drm_agp_mode_t mode)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
drm_agp_mode_t mode;
if (!dev->agp || !dev->agp->acquired)
return -EINVAL;
if (copy_from_user(&mode, (drm_agp_mode_t __user *)arg, sizeof(mode)))
return -EFAULT;
dev->agp->mode = mode.mode;
agp_enable(dev->agp->bridge, mode.mode);
dev->agp->base = dev->agp->agp_info.aper_base;
dev->agp->enabled = 1;
return 0;
}
EXPORT_SYMBOL(drm_agp_enable);
int drm_agp_enable_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
drm_agp_mode_t mode;
if (copy_from_user(&mode, (drm_agp_mode_t __user *) arg, sizeof(mode)))
return -EFAULT;
return drm_agp_enable(dev, mode);
}
/**
* Allocate AGP memory.
@@ -206,7 +229,7 @@ int drm_agp_alloc(struct inode *inode, struct file *filp,
pages = (request.size + PAGE_SIZE - 1) / PAGE_SIZE;
type = (u32) request.type;
if (!(memory = drm_alloc_agp(dev->agp->bridge, pages, type))) {
if (!(memory = drm_alloc_agp(dev, pages, type))) {
drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS);
return -ENOMEM;
}
@@ -403,13 +426,8 @@ drm_agp_head_t *drm_agp_init(drm_device_t *dev)
return NULL;
}
head->memory = NULL;
#if LINUX_VERSION_CODE <= 0x020408
head->cant_use_aperture = 0;
head->page_mask = ~(0xfff);
#else
head->cant_use_aperture = head->agp_info.cant_use_aperture;
head->page_mask = head->agp_info.page_mask;
#endif
return head;
}
@@ -436,6 +454,7 @@ int drm_agp_bind_memory(DRM_AGP_MEM *handle, off_t start)
return -EINVAL;
return agp_bind_memory(handle, start);
}
EXPORT_SYMBOL(drm_agp_bind_memory);
/** Calls agp_unbind_memory() */
int drm_agp_unbind_memory(DRM_AGP_MEM *handle)
File diff suppressed because it is too large. Load diff
+14 -3
View File
@@ -212,6 +212,7 @@ int drm_getsareactx(struct inode *inode, struct file *filp,
drm_ctx_priv_map_t __user *argp = (void __user *)arg;
drm_ctx_priv_map_t request;
drm_map_t *map;
drm_map_list_t *_entry;
if (copy_from_user(&request, argp, sizeof(request)))
return -EFAULT;
@@ -225,7 +226,17 @@ int drm_getsareactx(struct inode *inode, struct file *filp,
map = dev->context_sareas[request.ctx_id];
up(&dev->struct_sem);
request.handle = (void *) map->offset;
request.handle = 0;
list_for_each_entry(_entry, &dev->maplist->head,head) {
if (_entry->map == map) {
request.handle = (void *)(unsigned long)_entry->user_token;
break;
}
}
if (request.handle == 0)
return -EINVAL;
if (copy_to_user(argp, &request, sizeof(request)))
return -EFAULT;
return 0;
@@ -262,7 +273,7 @@ int drm_setsareactx(struct inode *inode, struct file *filp,
list_for_each(list, &dev->maplist->head) {
r_list = list_entry(list, drm_map_list_t, head);
if (r_list->map
&& r_list->map->offset == (unsigned long) request.handle)
&& r_list->user_token == (unsigned long) request.handle)
goto found;
}
bad:
@@ -369,7 +380,7 @@ int drm_resctx( struct inode *inode, struct file *filp,
for ( i = 0 ; i < DRM_RESERVED_CONTEXTS ; i++ ) {
ctx.handle = i;
if ( copy_to_user( &res.contexts[i],
&i, sizeof(i) ) )
&ctx, sizeof(ctx) ) )
return -EFAULT;
}
}
+26 -53
View File
@@ -70,8 +70,8 @@ static drm_ioctl_desc_t drm_ioctls[] = {
[DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)] = { drm_noop, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = { drm_authmagic, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = { drm_addmap, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)] = { drm_rmmap, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = { drm_addmap_ioctl,1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)] = { drm_rmmap_ioctl, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = { drm_setsareactx, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = { drm_getsareactx, 1, 0 },
@@ -102,10 +102,10 @@ static drm_ioctl_desc_t drm_ioctls[] = {
[DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = { drm_control, 1, 1 },
#if __OS_HAS_AGP
[DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)] = { drm_agp_acquire, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)] = { drm_agp_release, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)] = { drm_agp_enable, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)] = { drm_agp_info, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)] = { drm_agp_acquire_ioctl, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)] = { drm_agp_release_ioctl, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)] = { drm_agp_enable_ioctl, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)] = { drm_agp_info_ioctl, 1, 0 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)] = { drm_agp_alloc, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)] = { drm_agp_free, 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)] = { drm_agp_bind, 1, 1 },
@@ -127,14 +127,12 @@ static drm_ioctl_desc_t drm_ioctls[] = {
*
* Frees every resource in \p dev.
*
* \sa drm_device and setup().
* \sa drm_device
*/
int drm_takedown( drm_device_t *dev )
{
drm_magic_entry_t *pt, *next;
drm_map_t *map;
drm_map_list_t *r_list;
struct list_head *list, *list_next;
drm_vma_entry_t *vma, *vma_next;
int i;
@@ -142,6 +140,7 @@ int drm_takedown( drm_device_t *dev )
if (dev->driver->pretakedown)
dev->driver->pretakedown(dev);
DRM_DEBUG("driver pretakedown completed\n");
if (dev->unique) {
drm_free(dev->unique, strlen(dev->unique) + 1, DRM_MEM_DRIVER);
@@ -178,11 +177,16 @@ int drm_takedown( drm_device_t *dev )
}
dev->agp->memory = NULL;
if ( dev->agp->acquired ) drm_agp_do_release(dev);
if (dev->agp->acquired)
drm_agp_release(dev);
dev->agp->acquired = 0;
dev->agp->enabled = 0;
}
if (drm_core_check_feature(dev, DRIVER_SG) && dev->sg) {
drm_sg_cleanup(dev->sg);
dev->sg = NULL;
}
/* Clear vma list (only built for debugging) */
if ( dev->vmalist ) {
@@ -194,48 +198,11 @@ int drm_takedown( drm_device_t *dev )
}
if( dev->maplist ) {
list_for_each_safe( list, list_next, &dev->maplist->head ) {
r_list = (drm_map_list_t *)list;
if ( ( map = r_list->map ) ) {
switch ( map->type ) {
case _DRM_REGISTERS:
case _DRM_FRAME_BUFFER:
if (drm_core_has_MTRR(dev)) {
if ( map->mtrr >= 0 ) {
int retcode;
retcode = mtrr_del( map->mtrr,
map->offset,
map->size );
DRM_DEBUG( "mtrr_del=%d\n", retcode );
}
}
drm_ioremapfree( map->handle, map->size, dev );
break;
case _DRM_SHM:
vfree(map->handle);
break;
case _DRM_AGP:
/* Do nothing here, because this is all
* handled in the AGP/GART driver.
*/
break;
case _DRM_SCATTER_GATHER:
/* Handle it */
if (drm_core_check_feature(dev, DRIVER_SG) && dev->sg) {
drm_sg_cleanup(dev->sg);
dev->sg = NULL;
}
break;
}
drm_free(map, sizeof(*map), DRM_MEM_MAPS);
}
list_del( list );
drm_free(r_list, sizeof(*r_list), DRM_MEM_MAPS);
}
drm_free(dev->maplist, sizeof(*dev->maplist), DRM_MEM_MAPS);
dev->maplist = NULL;
while (!list_empty(&dev->maplist->head)) {
struct list_head *list = dev->maplist->head.next;
r_list = list_entry(list, drm_map_list_t, head);
drm_rmmap_locked(dev, r_list->map);
}
}
if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE) && dev->queuelist ) {
@@ -264,6 +231,7 @@ int drm_takedown( drm_device_t *dev )
}
up( &dev->struct_sem );
DRM_DEBUG("takedown completed\n");
return 0;
}
@@ -312,7 +280,7 @@ EXPORT_SYMBOL(drm_init);
*
* Cleans up all DRM device, calling takedown().
*
* \sa drm_init().
* \sa drm_init
*/
static void drm_cleanup( drm_device_t *dev )
{
@@ -325,6 +293,11 @@ static void drm_cleanup( drm_device_t *dev )
drm_takedown( dev );
if (dev->maplist) {
drm_free(dev->maplist, sizeof(*dev->maplist), DRM_MEM_MAPS);
dev->maplist = NULL;
}
drm_ctxbitmap_cleanup( dev );
if (drm_core_has_MTRR(dev) && drm_core_has_AGP(dev) &&
-6
View File
@@ -71,12 +71,6 @@ static int drm_setup( drm_device_t *dev )
dev->magiclist[i].tail = NULL;
}
dev->maplist = drm_alloc(sizeof(*dev->maplist),
DRM_MEM_MAPS);
if(dev->maplist == NULL) return -ENOMEM;
memset(dev->maplist, 0, sizeof(*dev->maplist));
INIT_LIST_HEAD(&dev->maplist->head);
dev->ctxlist = drm_alloc(sizeof(*dev->ctxlist),
DRM_MEM_CTXLIST);
if(dev->ctxlist == NULL) return -ENOMEM;
+1 -1
View File
@@ -208,7 +208,7 @@ int drm_getmap( struct inode *inode, struct file *filp,
map.size = r_list->map->size;
map.type = r_list->map->type;
map.flags = r_list->map->flags;
map.handle = r_list->map->handle;
map.handle = (void *)(unsigned long) r_list->user_token;
map.mtrr = r_list->map->mtrr;
up(&dev->struct_sem);
+6 -2
View File
@@ -142,27 +142,31 @@ void drm_free_pages(unsigned long address, int order, int area)
#if __OS_HAS_AGP
/** Wrapper around agp_allocate_memory() */
DRM_AGP_MEM *drm_alloc_agp(struct agp_bridge_data *bridge, int pages, u32 type)
DRM_AGP_MEM *drm_alloc_agp(drm_device_t *dev, int pages, u32 type)
{
return drm_agp_allocate_memory(bridge, pages, type);
return drm_agp_allocate_memory(dev->agp->bridge, pages, type);
}
EXPORT_SYMBOL(drm_alloc_agp);
/** Wrapper around agp_free_memory() */
int drm_free_agp(DRM_AGP_MEM *handle, int pages)
{
return drm_agp_free_memory(handle) ? 0 : -EINVAL;
}
EXPORT_SYMBOL(drm_free_agp);
/** Wrapper around agp_bind_memory() */
int drm_bind_agp(DRM_AGP_MEM *handle, unsigned int start)
{
return drm_agp_bind_memory(handle, start);
}
EXPORT_SYMBOL(drm_bind_agp);
/** Wrapper around agp_unbind_memory() */
int drm_unbind_agp(DRM_AGP_MEM *handle)
{
return drm_agp_unbind_memory(handle);
}
EXPORT_SYMBOL(drm_unbind_agp);
#endif /* agp */
#endif /* debug_memory */
+38 -17
View File
@@ -46,11 +46,11 @@
/**
* \brief Allocate a PCI consistent memory block, for DMA.
*/
void *drm_pci_alloc(drm_device_t * dev, size_t size, size_t align,
dma_addr_t maxaddr, dma_addr_t * busaddr)
drm_dma_handle_t *drm_pci_alloc(drm_device_t * dev, size_t size, size_t align,
dma_addr_t maxaddr)
{
void *address;
#if DRM_DEBUG_MEMORY
drm_dma_handle_t *dmah;
#ifdef DRM_DEBUG_MEMORY
int area = DRM_MEM_DMA;
spin_lock(&drm_mem_lock);
@@ -74,13 +74,19 @@ void *drm_pci_alloc(drm_device_t * dev, size_t size, size_t align,
return NULL;
}
address = pci_alloc_consistent(dev->pdev, size, busaddr);
dmah = kmalloc(sizeof(drm_dma_handle_t), GFP_KERNEL);
if (!dmah)
return NULL;
dmah->size = size;
dmah->vaddr = pci_alloc_consistent(dev->pdev, size, &dmah->busaddr);
#if DRM_DEBUG_MEMORY
if (address == NULL) {
#ifdef DRM_DEBUG_MEMORY
if (dmah->vaddr == NULL) {
spin_lock(&drm_mem_lock);
++drm_mem_stats[area].fail_count;
spin_unlock(&drm_mem_lock);
kfree(dmah);
return NULL;
}
@@ -90,37 +96,42 @@ void *drm_pci_alloc(drm_device_t * dev, size_t size, size_t align,
drm_ram_used += size;
spin_unlock(&drm_mem_lock);
#else
if (address == NULL)
if (dmah->vaddr == NULL) {
kfree(dmah);
return NULL;
}
#endif
memset(address, 0, size);
memset(dmah->vaddr, 0, size);
return address;
return dmah;
}
EXPORT_SYMBOL(drm_pci_alloc);
/**
* \brief Free a PCI consistent memory block.
* \brief Free a PCI consistent memory block with freeing its descriptor.
*
* This function is for internal use in the Linux-specific DRM core code.
*/
void
drm_pci_free(drm_device_t * dev, size_t size, void *vaddr, dma_addr_t busaddr)
__drm_pci_free(drm_device_t * dev, drm_dma_handle_t *dmah)
{
#if DRM_DEBUG_MEMORY
#ifdef DRM_DEBUG_MEMORY
int area = DRM_MEM_DMA;
int alloc_count;
int free_count;
#endif
if (!vaddr) {
#if DRM_DEBUG_MEMORY
if (!dmah->vaddr) {
#ifdef DRM_DEBUG_MEMORY
DRM_MEM_ERROR(area, "Attempt to free address 0\n");
#endif
} else {
pci_free_consistent(dev->pdev, size, vaddr, busaddr);
pci_free_consistent(dev->pdev, dmah->size, dmah->vaddr,
dmah->busaddr);
}
#if DRM_DEBUG_MEMORY
#ifdef DRM_DEBUG_MEMORY
spin_lock(&drm_mem_lock);
free_count = ++drm_mem_stats[area].free_count;
alloc_count = drm_mem_stats[area].succeed_count;
@@ -135,6 +146,16 @@ drm_pci_free(drm_device_t * dev, size_t size, void *vaddr, dma_addr_t busaddr)
#endif
}
/**
* \brief Free a PCI consistent memory block
*/
void
drm_pci_free(drm_device_t *dev, drm_dma_handle_t *dmah)
{
__drm_pci_free(dev, dmah);
kfree(dmah);
}
EXPORT_SYMBOL(drm_pci_free);
/*@}*/
+42 -37
View File
@@ -25,6 +25,8 @@
{0x1002, 0x4965, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R250}, \
{0x1002, 0x4966, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R250}, \
{0x1002, 0x4967, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R250}, \
{0x1002, 0x4A49, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R420}, \
{0x1002, 0x4A4B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R420}, \
{0x1002, 0x4C57, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV200|CHIP_IS_MOBILITY}, \
{0x1002, 0x4C58, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV200|CHIP_IS_MOBILITY}, \
{0x1002, 0x4C59, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100|CHIP_IS_MOBILITY}, \
@@ -33,7 +35,17 @@
{0x1002, 0x4C65, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R250|CHIP_IS_MOBILITY}, \
{0x1002, 0x4C66, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R250|CHIP_IS_MOBILITY}, \
{0x1002, 0x4C67, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R250|CHIP_IS_MOBILITY}, \
{0x1002, 0x4E44, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R300}, \
{0x1002, 0x4E45, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R300}, \
{0x1002, 0x4E46, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV350}, \
{0x1002, 0x4E47, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R300}, \
{0x1002, 0x4E48, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R350}, \
{0x1002, 0x4E49, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R350}, \
{0x1002, 0x4E4A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV350}, \
{0x1002, 0x4E4B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R350}, \
{0x1002, 0x4E50, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV350|CHIP_IS_MOBILITY}, \
{0x1002, 0x4E51, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV350|CHIP_IS_MOBILITY}, \
{0x1002, 0x4E54, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV350|CHIP_IS_MOBILITY}, \
{0x1002, 0x5144, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R100|CHIP_SINGLE_CRTC}, \
{0x1002, 0x5145, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R100|CHIP_SINGLE_CRTC}, \
{0x1002, 0x5146, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R100|CHIP_SINGLE_CRTC}, \
@@ -56,6 +68,7 @@
{0x1002, 0x516A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R200}, \
{0x1002, 0x516B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R200}, \
{0x1002, 0x516C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R200}, \
{0x1002, 0x5460, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV350}, \
{0x1002, 0x5834, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|CHIP_IS_IGP}, \
{0x1002, 0x5835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|CHIP_IS_IGP|CHIP_IS_MOBILITY}, \
{0x1002, 0x5836, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|CHIP_IS_IGP}, \
@@ -116,9 +129,10 @@
{0, 0, 0}
#define mga_PCI_IDS \
{0x102b, 0x0521, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x102b, 0x0525, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x102b, 0x2527, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x102b, 0x0520, PCI_ANY_ID, PCI_ANY_ID, 0, 0, MGA_CARD_TYPE_G200}, \
{0x102b, 0x0521, PCI_ANY_ID, PCI_ANY_ID, 0, 0, MGA_CARD_TYPE_G200}, \
{0x102b, 0x0525, PCI_ANY_ID, PCI_ANY_ID, 0, 0, MGA_CARD_TYPE_G400}, \
{0x102b, 0x2527, PCI_ANY_ID, PCI_ANY_ID, 0, 0, MGA_CARD_TYPE_G550}, \
{0, 0, 0}
#define mach64_PCI_IDS \
@@ -162,9 +176,10 @@
#define viadrv_PCI_IDS \
{0x1106, 0x3022, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x3118, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x3122, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x7205, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x7204, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x3108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0, 0, 0}
#define i810_PCI_IDS \
@@ -181,33 +196,30 @@
{0x8086, 0x2572, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0, 0, 0}
#define gamma_PCI_IDS \
{0x3d3d, 0x0008, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0, 0, 0}
#define savage_PCI_IDS \
{0x5333, 0x8a22, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8a23, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c10, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c11, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c12, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c13, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c20, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c21, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c22, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c24, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c26, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c2a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c2b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c2c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c2d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c2e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8c2f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8a25, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8a26, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8d01, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8d02, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8d04, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x5333, 0x8a20, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SAVAGE3D}, \
{0x5333, 0x8a21, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SAVAGE3D}, \
{0x5333, 0x8a22, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SAVAGE4}, \
{0x5333, 0x8a23, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SAVAGE4}, \
{0x5333, 0x8c10, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SAVAGE_MX}, \
{0x5333, 0x8c11, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SAVAGE_MX}, \
{0x5333, 0x8c12, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SAVAGE_MX}, \
{0x5333, 0x8c13, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SAVAGE_MX}, \
{0x5333, 0x8c22, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SUPERSAVAGE}, \
{0x5333, 0x8c24, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SUPERSAVAGE}, \
{0x5333, 0x8c26, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SUPERSAVAGE}, \
{0x5333, 0x8c2a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SUPERSAVAGE}, \
{0x5333, 0x8c2b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SUPERSAVAGE}, \
{0x5333, 0x8c2c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SUPERSAVAGE}, \
{0x5333, 0x8c2d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SUPERSAVAGE}, \
{0x5333, 0x8c2e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SUPERSAVAGE}, \
{0x5333, 0x8c2f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_SUPERSAVAGE}, \
{0x5333, 0x8a25, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_PROSAVAGE}, \
{0x5333, 0x8a26, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_PROSAVAGE}, \
{0x5333, 0x8d01, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_TWISTER}, \
{0x5333, 0x8d02, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_TWISTER}, \
{0x5333, 0x8d03, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_PROSAVAGEDDR}, \
{0x5333, 0x8d04, PCI_ANY_ID, PCI_ANY_ID, 0, 0, S3_PROSAVAGEDDR}, \
{0, 0, 0}
#define ffb_PCI_IDS \
@@ -223,10 +235,3 @@
{0x8086, 0x2772, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0, 0, 0}
#define viadrv_PCI_IDS \
{0x1106, 0x3022, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x3122, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x7205, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0x1106, 0x7204, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, \
{0, 0, 0}
Loaded 20 of 188 files, more files were not shown because too many files have changed in this diff. Show more