static void via_cmdbuf_rewind(drm_via_private_t * dev_priv);
static int via_wait_idle(drm_via_private_t * dev_priv);
-
/*
* This function needs to be extended whenever a new command set
* is implemented. Currently it works only for the 2D engine
* after an update!!!!!!!!!
*/
-static int via_check_command_stream(const uint32_t *buf,
- unsigned int size)
+static int via_check_command_stream(const uint32_t * buf, unsigned int size)
{
uint32_t offset;
if (size & 7) {
DRM_ERROR("Illegal command buffer size.\n");
- return DRM_ERR( EINVAL );
+ return DRM_ERR(EINVAL);
}
- size >>=3;
- for (i=0; i<size; ++i) {
- offset = *buf;
+ size >>= 3;
+ for (i = 0; i < size; ++i) {
+ offset = *buf;
buf += 2;
- if ((offset > ((0x3FF >> 2) | VIA_2D_CMD)) &&
- (offset < ((0xC00 >> 2) | VIA_2D_CMD)) ) {
- DRM_ERROR("Attempt to access Burst Command / 3D Area.\n");
- return DRM_ERR( EINVAL );
+ if ((offset > ((0x3FF >> 2) | VIA_2D_CMD)) &&
+ (offset < ((0xC00 >> 2) | VIA_2D_CMD))) {
+ DRM_ERROR
+ ("Attempt to access Burst Command / 3D Area.\n");
+ return DRM_ERR(EINVAL);
} else if (offset > ((0xDFF >> 2) | VIA_2D_CMD)) {
DRM_ERROR("Attempt to access DMA or VGA registers.\n");
- return DRM_ERR( EINVAL );
+ return DRM_ERR(EINVAL);
}
/*
}
return 0;
}
-
static inline int
via_cmdbuf_wait(drm_via_private_t * dev_priv, unsigned int size)
if (DRM_COPY_FROM_USER(vb, cmd->buf, cmd->size)) {
return DRM_ERR(EFAULT);
}
-
- if ((ret = via_check_command_stream( vb, cmd->size)))
+
+ if ((ret = via_check_command_stream(vb, cmd->size)))
return ret;
dev_priv->dma_low += cmd->size;
unsigned int i;
int ret;
- if ((ret = via_check_command_stream( regbuf, size)))
+ if ((ret = via_check_command_stream(regbuf, size)))
return ret;
size >>= 3;
} drm_via_fb_t;
typedef struct {
- uint32_t context;
+ uint32_t context;
uint32_t type;
uint32_t size;
unsigned long index;
#ifndef __VIA_H__
#define __VIA_H__
-
#define DRM(x) viadrv_##x
/* BEAM: Have enabled DMA,DMA_IRQ and VBL_IRQ needed to do this to get standard
/* Transmission Space
*/
-#define HC_REG_Hpara0 0x0040
-#define HC_REG_HpataAF 0x02fc
+#define HC_REG_Hpara0 0x0040
+#define HC_REG_HpataAF 0x02fc
/* Read
*/
/* Command
* Command A
*/
-#define HC_HCmdHeader_MASK 0xfe000000 /*0xffe00000*/
+#define HC_HCmdHeader_MASK 0xfe000000 /*0xffe00000 */
#define HC_HE3Fire_MASK 0x00100000
#define HC_HPMType_MASK 0x000f0000
#define HC_HEFlag_MASK 0x0000e000
#define HC_XTC_Atex 0x00000007
#define HC_XTC_Acur 0x00000008
#define HC_XTC_HTXnTBLRC 0x00000009
-#define HC_XTC_Ctexnext 0x0000000a
+#define HC_XTC_Ctexnext 0x0000000a
/*--
*/
#define HC_HTXnTBLCsat_MASK 0x00800000
#define HC_HTXnTBLCa_Atex (HC_XTC_Atex << 14)
#define HC_HTXnTBLCa_Acur (HC_XTC_Acur << 14)
#define HC_HTXnTBLCa_HTXnTBLRC (HC_XTC_HTXnTBLRC << 14)
-#define HC_HTXnTBLCa_Ctexnext (HC_XTC_Ctexnext << 14)
+#define HC_HTXnTBLCa_Ctexnext (HC_XTC_Ctexnext << 14)
#define HC_HTXnTBLCb_TOPC (HC_XTC_TOPC << 7)
#define HC_HTXnTBLCb_InvTOPC (HC_XTC_InvTOPC << 7)
#define HC_HTXnTBLCb_TOPCp5 (HC_XTC_TOPCp5 << 7)
#define HC_HTXnTBLCb_Atex (HC_XTC_Atex << 7)
#define HC_HTXnTBLCb_Acur (HC_XTC_Acur << 7)
#define HC_HTXnTBLCb_HTXnTBLRC (HC_XTC_HTXnTBLRC << 7)
-#define HC_HTXnTBLCb_Ctexnext (HC_XTC_Ctexnext << 7)
+#define HC_HTXnTBLCb_Ctexnext (HC_XTC_Ctexnext << 7)
#define HC_HTXnTBLCc_TOPC (HC_XTC_TOPC << 0)
#define HC_HTXnTBLCc_InvTOPC (HC_XTC_InvTOPC << 0)
#define HC_HTXnTBLCc_TOPCp5 (HC_XTC_TOPCp5 << 0)
#define HC_HTXnTBLCc_Atex (HC_XTC_Atex << 0)
#define HC_HTXnTBLCc_Acur (HC_XTC_Acur << 0)
#define HC_HTXnTBLCc_HTXnTBLRC (HC_XTC_HTXnTBLRC << 0)
-#define HC_HTXnTBLCc_Ctexnext (HC_XTC_Ctexnext << 0)
+#define HC_HTXnTBLCc_Ctexnext (HC_XTC_Ctexnext << 0)
/* HC_SubA_HTXnTBLCop 0x0081
*/
#define HC_HTXnTBLdot_MASK 0x00c00000
#define HC_XTA_Acur 0x00000002
#define HC_XTA_HTXnTBLRA 0x00000003
#define HC_XTA_Atex 0x00000004
-#define HC_XTA_Atexnext 0x00000005
+#define HC_XTA_Atexnext 0x00000005
/*--
*/
#define HC_HTXnTBLAsat_MASK 0x00800000
#define HC_HTXnTBLAa_Acur (HC_XTA_Acur << 14)
#define HC_HTXnTBLAa_HTXnTBLRA (HC_XTA_HTXnTBLRA << 14)
#define HC_HTXnTBLAa_Atex (HC_XTA_Atex << 14)
-#define HC_HTXnTBLAa_Atexnext (HC_XTA_Atexnext << 14)
+#define HC_HTXnTBLAa_Atexnext (HC_XTA_Atexnext << 14)
#define HC_HTXnTBLAb_TOPA (HC_XTA_TOPA << 7)
#define HC_HTXnTBLAb_InvTOPA (HC_XTA_InvTOPA << 7)
#define HC_HTXnTBLAb_TOPAp5 (HC_XTA_TOPAp5 << 7)
#define HC_HTXnTBLAb_Acur (HC_XTA_Acur << 7)
#define HC_HTXnTBLAb_HTXnTBLRA (HC_XTA_HTXnTBLRA << 7)
#define HC_HTXnTBLAb_Atex (HC_XTA_Atex << 7)
-#define HC_HTXnTBLAb_Atexnext (HC_XTA_Atexnext << 7)
+#define HC_HTXnTBLAb_Atexnext (HC_XTA_Atexnext << 7)
#define HC_HTXnTBLAc_TOPA (HC_XTA_TOPA << 0)
#define HC_HTXnTBLAc_InvTOPA (HC_XTA_InvTOPA << 0)
#define HC_HTXnTBLAc_TOPAp5 (HC_XTA_TOPAp5 << 0)
#define HC_HTXnTBLAc_Acur (HC_XTA_Acur << 0)
#define HC_HTXnTBLAc_HTXnTBLRA (HC_XTA_HTXnTBLRA << 0)
#define HC_HTXnTBLAc_Atex (HC_XTA_Atex << 0)
-#define HC_HTXnTBLAc_Atexnext (HC_XTA_Atexnext << 0)
+#define HC_HTXnTBLAc_Atexnext (HC_XTA_Atexnext << 0)
/* HC_SubA_HTXnTBLRAa 0x0089
*/
#define HC_HTXnTBLRAa_MASK 0x00ff0000
/******************************************************************************
** Define the AGP command header.
******************************************************************************/
-#define HC_ACMD_MASK 0xfe000000
-#define HC_ACMD_SUB_MASK 0x0c000000
-#define HC_ACMD_HCmdA 0xee000000
-#define HC_ACMD_HCmdB 0xec000000
-#define HC_ACMD_HCmdC 0xea000000
-#define HC_ACMD_H1 0xf0000000
-#define HC_ACMD_H2 0xf2000000
-#define HC_ACMD_H3 0xf4000000
-#define HC_ACMD_H4 0xf6000000
+#define HC_ACMD_MASK 0xfe000000
+#define HC_ACMD_SUB_MASK 0x0c000000
+#define HC_ACMD_HCmdA 0xee000000
+#define HC_ACMD_HCmdB 0xec000000
+#define HC_ACMD_HCmdC 0xea000000
+#define HC_ACMD_H1 0xf0000000
+#define HC_ACMD_H2 0xf2000000
+#define HC_ACMD_H3 0xf4000000
+#define HC_ACMD_H4 0xf6000000
#define HC_ACMD_H1IO_MASK 0x000001ff
-#define HC_ACMD_H2IO1_MASK 0x001ff000
+#define HC_ACMD_H2IO1_MASK 0x001ff000
#define HC_ACMD_H2IO2_MASK 0x000001ff
-#define HC_ACMD_H2IO1_SHIFT 12
+#define HC_ACMD_H2IO1_SHIFT 12
#define HC_ACMD_H2IO2_SHIFT 0
#define HC_ACMD_H3IO_MASK 0x000001ff
-#define HC_ACMD_H3COUNT_MASK 0x01fff000
-#define HC_ACMD_H3COUNT_SHIFT 12
+#define HC_ACMD_H3COUNT_MASK 0x01fff000
+#define HC_ACMD_H3COUNT_SHIFT 12
#define HC_ACMD_H4ID_MASK 0x000001ff
#define HC_ACMD_H4COUNT_MASK 0x01fffe00
#define HC_ACMD_H4COUNT_SHIFT 9
** Define for DMA use
********************************************************************************/
#define HALCYON_HEADER2 0XF210F110
-#define HALCYON_FIRECMD 0XEE100000
+#define HALCYON_FIRECMD 0XEE100000
#define HALCYON_FIREMASK 0XFFF00000
-#define HALCYON_CMDB 0XEC000000
+#define HALCYON_CMDB 0XEC000000
#define HALCYON_CMDBMASK 0XFFFE0000
#define HALCYON_SUB_ADDR0 0X00000000
#define HALCYON_HEADER1MASK 0XFFFFFF00
static void via_cmdbuf_pause(drm_via_private_t * dev_priv);
static void via_cmdbuf_reset(drm_via_private_t * dev_priv);
static void via_cmdbuf_rewind(drm_via_private_t * dev_priv);
-static int via_wait_idle(drm_via_private_t * dev_priv);
-
+static int via_wait_idle(drm_via_private_t * dev_priv);
/*
* This function needs to be extended whenever a new command set
* after an update!!!!!!!!!
*/
-static int via_check_command_stream(const uint32_t *buf,
- unsigned int size)
+static int via_check_command_stream(const uint32_t * buf, unsigned int size)
{
uint32_t offset;
if (size & 7) {
DRM_ERROR("Illegal command buffer size.\n");
- return DRM_ERR( EINVAL );
+ return DRM_ERR(EINVAL);
}
- size >>=3;
- for (i=0; i<size; ++i) {
- offset = *buf;
+ size >>= 3;
+ for (i = 0; i < size; ++i) {
+ offset = *buf;
buf += 2;
- if ((offset > ((0x3FF >> 2) | VIA_2D_CMD)) &&
- (offset < ((0xC00 >> 2) | VIA_2D_CMD)) ) {
- DRM_ERROR("Attempt to access Burst Command / 3D Area.\n");
- return DRM_ERR( EINVAL );
+ if ((offset > ((0x3FF >> 2) | VIA_2D_CMD)) &&
+ (offset < ((0xC00 >> 2) | VIA_2D_CMD))) {
+ DRM_ERROR
+ ("Attempt to access Burst Command / 3D Area.\n");
+ return DRM_ERR(EINVAL);
} else if (offset > ((0xDFF >> 2) | VIA_2D_CMD)) {
DRM_ERROR("Attempt to access DMA or VGA registers.\n");
- return DRM_ERR( EINVAL );
+ return DRM_ERR(EINVAL);
}
/*
}
return 0;
}
-
static inline int
via_cmdbuf_wait(drm_via_private_t * dev_priv, unsigned int size)
{
uint32_t agp_base = dev_priv->dma_offset + (uint32_t) dev_priv->agpAddr;
uint32_t cur_addr, hw_addr, next_addr;
- volatile uint32_t * hw_addr_ptr;
+ volatile uint32_t *hw_addr_ptr;
uint32_t count;
hw_addr_ptr = dev_priv->hw_addr_ptr;
cur_addr = agp_base + dev_priv->dma_low;
* a large 64KB window between buffer head and tail.
*/
next_addr = cur_addr + size + 64 * 1024;
- count = 1000000; /* How long is this? */
+ count = 1000000; /* How long is this? */
do {
hw_addr = *hw_addr_ptr;
if (count-- == 0) {
- DRM_ERROR("via_cmdbuf_wait timed out hw %x dma_low %x\n",
- hw_addr, dev_priv->dma_low);
+ DRM_ERROR
+ ("via_cmdbuf_wait timed out hw %x dma_low %x\n",
+ hw_addr, dev_priv->dma_low);
return -1;
}
} while ((cur_addr < hw_addr) && (next_addr >= hw_addr));
*
* Returns virtual pointer to ring buffer.
*/
-static inline uint32_t *
-via_check_dma(drm_via_private_t * dev_priv, unsigned int size)
+static inline uint32_t *via_check_dma(drm_via_private_t * dev_priv,
+ unsigned int size)
{
if ((dev_priv->dma_low + size + 0x400) > dev_priv->dma_high) {
via_cmdbuf_rewind(dev_priv);
return NULL;
}
- return (uint32_t*)(dev_priv->dma_ptr + dev_priv->dma_low);
+ return (uint32_t *) (dev_priv->dma_ptr + dev_priv->dma_low);
}
-int via_dma_cleanup(drm_device_t *dev)
+int via_dma_cleanup(drm_device_t * dev)
{
if (dev->dev_private) {
- drm_via_private_t *dev_priv =
- (drm_via_private_t *) dev->dev_private;
+ drm_via_private_t *dev_priv =
+ (drm_via_private_t *) dev->dev_private;
if (dev_priv->ring.virtual_start) {
via_cmdbuf_reset(dev_priv);
- drm_core_ioremapfree( &dev_priv->ring.map, dev);
+ drm_core_ioremapfree(&dev_priv->ring.map, dev);
dev_priv->ring.virtual_start = NULL;
}
}
return 0;
}
-
-static int via_initialize(drm_device_t *dev,
- drm_via_private_t *dev_priv,
- drm_via_dma_init_t *init)
+static int via_initialize(drm_device_t * dev,
+ drm_via_private_t * dev_priv,
+ drm_via_dma_init_t * init)
{
if (!dev_priv || !dev_priv->mmio) {
DRM_ERROR("via_dma_init called before via_map_init\n");
if (dev_priv->ring.virtual_start != NULL) {
DRM_ERROR("%s called again without calling cleanup\n",
- __FUNCTION__);
+ __FUNCTION__);
return DRM_ERR(EFAULT);
}
dev_priv->ring.map.flags = 0;
dev_priv->ring.map.mtrr = 0;
- drm_core_ioremap( &dev_priv->ring.map, dev );
+ drm_core_ioremap(&dev_priv->ring.map, dev);
if (dev_priv->ring.map.handle == NULL) {
via_dma_cleanup(dev);
DRM_ERROR("can not ioremap virtual address for"
- " ring buffer\n");
+ " ring buffer\n");
return DRM_ERR(ENOMEM);
}
return 0;
}
-
-int via_dma_init( DRM_IOCTL_ARGS )
+int via_dma_init(DRM_IOCTL_ARGS)
{
DRM_DEVICE;
- drm_via_private_t *dev_priv = (drm_via_private_t *)dev->dev_private;
+ drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
drm_via_dma_init_t init;
int retcode = 0;
- DRM_COPY_FROM_USER_IOCTL(init, (drm_via_dma_init_t *)data, sizeof(init));
+ DRM_COPY_FROM_USER_IOCTL(init, (drm_via_dma_init_t *) data,
+ sizeof(init));
- switch(init.func) {
+ switch (init.func) {
case VIA_INIT_DMA:
retcode = via_initialize(dev, dev_priv, &init);
break;
return retcode;
}
-
-static int via_dispatch_cmdbuffer(drm_device_t *dev,
- drm_via_cmdbuffer_t *cmd )
+static int via_dispatch_cmdbuffer(drm_device_t * dev, drm_via_cmdbuffer_t * cmd)
{
drm_via_private_t *dev_priv = dev->dev_private;
- uint32_t * vb;
+ uint32_t *vb;
int ret;
vb = via_check_dma(dev_priv, cmd->size);
if (DRM_COPY_FROM_USER(vb, cmd->buf, cmd->size)) {
return DRM_ERR(EFAULT);
}
-
- if ((ret = via_check_command_stream( vb, cmd->size)))
+
+ if ((ret = via_check_command_stream(vb, cmd->size)))
return ret;
dev_priv->dma_low += cmd->size;
return 0;
}
-
-static int via_quiescent(drm_device_t *dev)
+static int via_quiescent(drm_device_t * dev)
{
drm_via_private_t *dev_priv = dev->dev_private;
return 0;
}
-
-int via_flush_ioctl( DRM_IOCTL_ARGS )
+int via_flush_ioctl(DRM_IOCTL_ARGS)
{
DRM_DEVICE;
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+ if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("via_flush_ioctl called without lock held\n");
return DRM_ERR(EINVAL);
}
- return via_quiescent(dev);
+ return via_quiescent(dev);
}
-
-int via_cmdbuffer( DRM_IOCTL_ARGS )
+int via_cmdbuffer(DRM_IOCTL_ARGS)
{
DRM_DEVICE;
drm_via_cmdbuffer_t cmdbuf;
int ret;
- DRM_COPY_FROM_USER_IOCTL( cmdbuf, (drm_via_cmdbuffer_t *)data,
- sizeof(cmdbuf) );
+ DRM_COPY_FROM_USER_IOCTL(cmdbuf, (drm_via_cmdbuffer_t *) data,
+ sizeof(cmdbuf));
DRM_DEBUG("via cmdbuffer, buf %p size %lu\n", cmdbuf.buf, cmdbuf.size);
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+ if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("via_cmdbuffer called without lock held\n");
return DRM_ERR(EINVAL);
}
- ret = via_dispatch_cmdbuffer( dev, &cmdbuf );
+ ret = via_dispatch_cmdbuffer(dev, &cmdbuf);
if (ret) {
return ret;
}
return 0;
}
-
-static int via_parse_pci_cmdbuffer( drm_device_t *dev, const char *buf,
- unsigned int size )
+static int via_parse_pci_cmdbuffer(drm_device_t * dev, const char *buf,
+ unsigned int size)
{
drm_via_private_t *dev_priv = dev->dev_private;
uint32_t offset, value;
- const uint32_t *regbuf = (uint32_t *)buf;
+ const uint32_t *regbuf = (uint32_t *) buf;
unsigned int i;
int ret;
- if ((ret = via_check_command_stream( regbuf, size)))
+ if ((ret = via_check_command_stream(regbuf, size)))
return ret;
-
- size >>=3 ;
- for ( i=0; i<size; ++i ) {
+
+ size >>= 3;
+ for (i = 0; i < size; ++i) {
offset = (*regbuf++ & ~VIA_2D_CMD) << 2;
value = *regbuf++;
- VIA_WRITE( offset, value );
+ VIA_WRITE(offset, value);
}
return 0;
}
-
-static int via_dispatch_pci_cmdbuffer(drm_device_t *dev,
- drm_via_cmdbuffer_t *cmd )
+
+static int via_dispatch_pci_cmdbuffer(drm_device_t * dev,
+ drm_via_cmdbuffer_t * cmd)
{
drm_via_private_t *dev_priv = dev->dev_private;
char *hugebuf;
* Small buffers must, on the other hand be handled fast.
*/
- if ( cmd->size > VIA_MAX_PCI_SIZE ) {
- return DRM_ERR( ENOMEM );
- } else if ( cmd->size > VIA_PREALLOCATED_PCI_SIZE ) {
- if (NULL == (hugebuf = (char *) kmalloc( cmd-> size, GFP_KERNEL )))
- return DRM_ERR( ENOMEM );
- if (DRM_COPY_FROM_USER( hugebuf, cmd->buf, cmd->size ))
+ if (cmd->size > VIA_MAX_PCI_SIZE) {
+ return DRM_ERR(ENOMEM);
+ } else if (cmd->size > VIA_PREALLOCATED_PCI_SIZE) {
+ if (NULL == (hugebuf = (char *)kmalloc(cmd->size, GFP_KERNEL)))
+ return DRM_ERR(ENOMEM);
+ if (DRM_COPY_FROM_USER(hugebuf, cmd->buf, cmd->size))
return DRM_ERR(EFAULT);
- ret = via_parse_pci_cmdbuffer( dev, hugebuf, cmd->size );
- kfree( hugebuf );
+ ret = via_parse_pci_cmdbuffer(dev, hugebuf, cmd->size);
+ kfree(hugebuf);
} else {
- if (DRM_COPY_FROM_USER( dev_priv->pci_buf, cmd->buf, cmd->size ))
+ if (DRM_COPY_FROM_USER(dev_priv->pci_buf, cmd->buf, cmd->size))
return DRM_ERR(EFAULT);
- ret = via_parse_pci_cmdbuffer( dev, dev_priv->pci_buf, cmd->size );
+ ret =
+ via_parse_pci_cmdbuffer(dev, dev_priv->pci_buf, cmd->size);
}
return ret;
}
-
-
-int via_pci_cmdbuffer( DRM_IOCTL_ARGS )
+int via_pci_cmdbuffer(DRM_IOCTL_ARGS)
{
DRM_DEVICE;
drm_via_cmdbuffer_t cmdbuf;
int ret;
- DRM_COPY_FROM_USER_IOCTL( cmdbuf, (drm_via_cmdbuffer_t *)data,
- sizeof(cmdbuf) );
+ DRM_COPY_FROM_USER_IOCTL(cmdbuf, (drm_via_cmdbuffer_t *) data,
+ sizeof(cmdbuf));
- DRM_DEBUG("via_pci_cmdbuffer, buf %p size %lu\n", cmdbuf.buf, cmdbuf.size);
+ DRM_DEBUG("via_pci_cmdbuffer, buf %p size %lu\n", cmdbuf.buf,
+ cmdbuf.size);
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
+ if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
DRM_ERROR("via_pci_cmdbuffer called without lock held\n");
return DRM_ERR(EINVAL);
}
- ret = via_dispatch_pci_cmdbuffer( dev, &cmdbuf );
+ ret = via_dispatch_pci_cmdbuffer(dev, &cmdbuf);
if (ret) {
return ret;
}
return 0;
}
-
-
-
/************************************************************************/
#include "via_3d_reg.h"
#define VIA_REG_STATUS 0x400
#define VIA_REG_TRANSET 0x43C
#define VIA_REG_TRANSPACE 0x440
-
-/* VIA_REG_STATUS(0x400): Engine Status */
-#define VIA_CMD_RGTR_BUSY 0x00000080 /* Command Regulator is busy */
-#define VIA_2D_ENG_BUSY 0x00000001 /* 2D Engine is busy */
-#define VIA_3D_ENG_BUSY 0x00000002 /* 3D Engine is busy */
-#define VIA_VR_QUEUE_BUSY 0x00020000 /* Virtual Queue is busy */
+/* VIA_REG_STATUS(0x400): Engine Status */
+#define VIA_CMD_RGTR_BUSY 0x00000080 /* Command Regulator is busy */
+#define VIA_2D_ENG_BUSY 0x00000001 /* 2D Engine is busy */
+#define VIA_3D_ENG_BUSY 0x00000002 /* 3D Engine is busy */
+#define VIA_VR_QUEUE_BUSY 0x00020000 /* Virtual Queue is busy */
#define SetReg2DAGP(nReg, nData) { \
*((uint32_t *)(vb)) = ((nReg) >> 2) | 0xF0000000; \
static uint32_t via_swap_count = 0;
-static inline uint32_t *
-via_align_buffer(drm_via_private_t * dev_priv, uint32_t * vb, int qw_count)
+static inline uint32_t *via_align_buffer(drm_via_private_t * dev_priv,
+ uint32_t * vb, int qw_count)
{
- for ( ; qw_count > 0; --qw_count) {
+ for (; qw_count > 0; --qw_count) {
*vb++ = (0xcc000000 | (dev_priv->dma_low & 0xffffff));
*vb++ = (0xdd400000 | via_swap_count);
dev_priv->dma_low += 8;
*
* Returns virtual pointer to ring buffer.
*/
-static inline uint32_t * via_get_dma(drm_via_private_t * dev_priv)
+static inline uint32_t *via_get_dma(drm_via_private_t * dev_priv)
{
- return (uint32_t*)(dev_priv->dma_ptr + dev_priv->dma_low);
+ return (uint32_t *) (dev_priv->dma_ptr + dev_priv->dma_low);
}
-
static int via_wait_idle(drm_via_private_t * dev_priv)
{
int count = 10000000;
while (count-- && (VIA_READ(VIA_REG_STATUS) &
- (VIA_CMD_RGTR_BUSY | VIA_2D_ENG_BUSY | VIA_3D_ENG_BUSY)));
+ (VIA_CMD_RGTR_BUSY | VIA_2D_ENG_BUSY |
+ VIA_3D_ENG_BUSY))) ;
return count;
}
-static inline void
-via_dummy_bitblt(drm_via_private_t * dev_priv)
+static inline void via_dummy_bitblt(drm_via_private_t * dev_priv)
{
- uint32_t * vb = via_get_dma(dev_priv);
- /* GEDST*/
+ uint32_t *vb = via_get_dma(dev_priv);
+ /* GEDST */
SetReg2DAGP(0x0C, (0 | (0 << 16)));
- /* GEWD*/
+ /* GEWD */
SetReg2DAGP(0x10, 0 | (0 << 16));
- /* BITBLT*/
+ /* BITBLT */
SetReg2DAGP(0x0, 0x1 | 0x2000 | 0xAA000000);
}
uint32_t end_addr, end_addr_lo;
uint32_t qw_pad_count;
uint32_t command;
- uint32_t * vb;
+ uint32_t *vb;
dev_priv->dma_low = 0;
vb = via_get_dma(dev_priv);
start_addr_lo = ((HC_SubA_HAGPBstL << 24) | (start_addr & 0xFFFFFF));
end_addr_lo = ((HC_SubA_HAGPBendL << 24) | (end_addr & 0xFFFFFF));
command = ((HC_SubA_HAGPCMNT << 24) | (start_addr >> 24) |
- ((end_addr & 0xff000000) >> 16));
+ ((end_addr & 0xff000000) >> 16));
- *vb++ = HC_HEADER2 | ((VIA_REG_TRANSET>>2)<<12) |
- (VIA_REG_TRANSPACE>>2);
- *vb++ = (HC_ParaType_PreCR<<16);
+ *vb++ = HC_HEADER2 | ((VIA_REG_TRANSET >> 2) << 12) |
+ (VIA_REG_TRANSPACE >> 2);
+ *vb++ = (HC_ParaType_PreCR << 16);
dev_priv->dma_low += 8;
- qw_pad_count = (CMDBUF_ALIGNMENT_SIZE>>3) -
- ((dev_priv->dma_low & CMDBUF_ALIGNMENT_MASK) >> 3);
+ qw_pad_count = (CMDBUF_ALIGNMENT_SIZE >> 3) -
+ ((dev_priv->dma_low & CMDBUF_ALIGNMENT_MASK) >> 3);
- pause_addr = agp_base + dev_priv->dma_low - 8 + (qw_pad_count<<3);
- pause_addr_lo = ((HC_SubA_HAGPBpL<<24) |
- HC_HAGPBpID_PAUSE |
- (pause_addr & 0xffffff));
- pause_addr_hi = ((HC_SubA_HAGPBpH<<24) | (pause_addr >> 24));
+ pause_addr = agp_base + dev_priv->dma_low - 8 + (qw_pad_count << 3);
+ pause_addr_lo = ((HC_SubA_HAGPBpL << 24) |
+ HC_HAGPBpID_PAUSE | (pause_addr & 0xffffff));
+ pause_addr_hi = ((HC_SubA_HAGPBpH << 24) | (pause_addr >> 24));
- vb = via_align_buffer(dev_priv, vb, qw_pad_count-1);
+ vb = via_align_buffer(dev_priv, vb, qw_pad_count - 1);
*vb++ = pause_addr_hi;
*vb++ = pause_addr_lo;
dev_priv->dma_low += 8;
- dev_priv->last_pause_ptr = vb-1;
+ dev_priv->last_pause_ptr = vb - 1;
VIA_WRITE(VIA_REG_TRANSET, (HC_ParaType_PreCR << 16));
VIA_WRITE(VIA_REG_TRANSPACE, command);
uint32_t pause_addr, pause_addr_lo, pause_addr_hi;
uint32_t start_addr;
uint32_t end_addr, end_addr_lo;
- uint32_t * vb;
+ uint32_t *vb;
uint32_t qw_pad_count;
uint32_t command;
uint32_t jump_addr, jump_addr_lo, jump_addr_hi;
via_cmdbuf_wait(dev_priv, 48);
via_dummy_bitblt(dev_priv);
- via_cmdbuf_wait(dev_priv, 2*CMDBUF_ALIGNMENT_SIZE);
+ via_cmdbuf_wait(dev_priv, 2 * CMDBUF_ALIGNMENT_SIZE);
/* At end of buffer, rewind with a JUMP command. */
vb = via_get_dma(dev_priv);
- *vb++ = HC_HEADER2 | ((VIA_REG_TRANSET>>2)<<12) |
- (VIA_REG_TRANSPACE>>2);
- *vb++ = (HC_ParaType_PreCR<<16);
+ *vb++ = HC_HEADER2 | ((VIA_REG_TRANSET >> 2) << 12) |
+ (VIA_REG_TRANSPACE >> 2);
+ *vb++ = (HC_ParaType_PreCR << 16);
dev_priv->dma_low += 8;
- qw_pad_count = (CMDBUF_ALIGNMENT_SIZE>>3) -
- ((dev_priv->dma_low & CMDBUF_ALIGNMENT_MASK) >> 3);
+ qw_pad_count = (CMDBUF_ALIGNMENT_SIZE >> 3) -
+ ((dev_priv->dma_low & CMDBUF_ALIGNMENT_MASK) >> 3);
agp_base = dev_priv->dma_offset + (uint32_t) dev_priv->agpAddr;
start_addr = agp_base;
- end_addr = agp_base + dev_priv->dma_low - 8 + (qw_pad_count<<3);
+ end_addr = agp_base + dev_priv->dma_low - 8 + (qw_pad_count << 3);
jump_addr = end_addr;
- jump_addr_lo = ((HC_SubA_HAGPBpL<<24) | HC_HAGPBpID_JUMP |
+ jump_addr_lo = ((HC_SubA_HAGPBpL << 24) | HC_HAGPBpID_JUMP |
(jump_addr & 0xffffff));
- jump_addr_hi = ((HC_SubA_HAGPBpH<<24) | (jump_addr >> 24));
+ jump_addr_hi = ((HC_SubA_HAGPBpH << 24) | (jump_addr >> 24));
end_addr_lo = ((HC_SubA_HAGPBendL << 24) | (end_addr & 0xFFFFFF));
command = ((HC_SubA_HAGPCMNT << 24) | (start_addr >> 24) |
- ((end_addr & 0xff000000) >> 16));
+ ((end_addr & 0xff000000) >> 16));
*vb++ = command;
*vb++ = end_addr_lo;
dev_priv->dma_low += 8;
- vb = via_align_buffer(dev_priv, vb, qw_pad_count-1);
-
+ vb = via_align_buffer(dev_priv, vb, qw_pad_count - 1);
/* Now at beginning of buffer, make sure engine will pause here. */
dev_priv->dma_low = 0;
end_addr_lo = ((HC_SubA_HAGPBendL << 24) | (end_addr & 0xFFFFFF));
command = ((HC_SubA_HAGPCMNT << 24) | (start_addr >> 24) |
- ((end_addr & 0xff000000) >> 16));
+ ((end_addr & 0xff000000) >> 16));
- qw_pad_count = (CMDBUF_ALIGNMENT_SIZE>>3) -
- ((dev_priv->dma_low & CMDBUF_ALIGNMENT_MASK) >> 3);
+ qw_pad_count = (CMDBUF_ALIGNMENT_SIZE >> 3) -
+ ((dev_priv->dma_low & CMDBUF_ALIGNMENT_MASK) >> 3);
- pause_addr = agp_base + dev_priv->dma_low - 8 + (qw_pad_count<<3);
- pause_addr_lo = ((HC_SubA_HAGPBpL<<24) | HC_HAGPBpID_PAUSE |
- (pause_addr & 0xffffff));
- pause_addr_hi = ((HC_SubA_HAGPBpH<<24) | (pause_addr >> 24));
+ pause_addr = agp_base + dev_priv->dma_low - 8 + (qw_pad_count << 3);
+ pause_addr_lo = ((HC_SubA_HAGPBpL << 24) | HC_HAGPBpID_PAUSE |
+ (pause_addr & 0xffffff));
+ pause_addr_hi = ((HC_SubA_HAGPBpH << 24) | (pause_addr >> 24));
- *vb++ = HC_HEADER2 | ((VIA_REG_TRANSET>>2)<<12) |
- (VIA_REG_TRANSPACE>>2);
- *vb++ = (HC_ParaType_PreCR<<16);
+ *vb++ = HC_HEADER2 | ((VIA_REG_TRANSET >> 2) << 12) |
+ (VIA_REG_TRANSPACE >> 2);
+ *vb++ = (HC_ParaType_PreCR << 16);
dev_priv->dma_low += 8;
*vb++ = pause_addr_hi;
dev_priv->dma_low += 8;
*dev_priv->last_pause_ptr = jump_addr_lo;
- dev_priv->last_pause_ptr = vb-1;
+ dev_priv->last_pause_ptr = vb - 1;
if (VIA_READ(0x41c) & 0x80000000) {
VIA_WRITE(VIA_REG_TRANSET, (HC_ParaType_PreCR << 16));
{
uint32_t agp_base;
uint32_t pause_addr, pause_addr_lo, pause_addr_hi;
- uint32_t * vb;
+ uint32_t *vb;
uint32_t qw_pad_count;
via_cmdbuf_wait(dev_priv, 0x200);
vb = via_get_dma(dev_priv);
- *vb++ = HC_HEADER2 | ((VIA_REG_TRANSET>>2)<<12) |
- (VIA_REG_TRANSPACE>>2);
- *vb++ = (HC_ParaType_PreCR<<16);
+ *vb++ = HC_HEADER2 | ((VIA_REG_TRANSET >> 2) << 12) |
+ (VIA_REG_TRANSPACE >> 2);
+ *vb++ = (HC_ParaType_PreCR << 16);
dev_priv->dma_low += 8;
agp_base = dev_priv->dma_offset + (uint32_t) dev_priv->agpAddr;
- qw_pad_count = (CMDBUF_ALIGNMENT_SIZE>>3) -
- ((dev_priv->dma_low & CMDBUF_ALIGNMENT_MASK) >> 3);
+ qw_pad_count = (CMDBUF_ALIGNMENT_SIZE >> 3) -
+ ((dev_priv->dma_low & CMDBUF_ALIGNMENT_MASK) >> 3);
- pause_addr = agp_base + dev_priv->dma_low - 8 + (qw_pad_count<<3);
- pause_addr_lo = ((HC_SubA_HAGPBpL<<24) | cmd_type |
- (pause_addr & 0xffffff));
- pause_addr_hi = ((HC_SubA_HAGPBpH<<24) | (pause_addr >> 24));
+ pause_addr = agp_base + dev_priv->dma_low - 8 + (qw_pad_count << 3);
+ pause_addr_lo = ((HC_SubA_HAGPBpL << 24) | cmd_type |
+ (pause_addr & 0xffffff));
+ pause_addr_hi = ((HC_SubA_HAGPBpH << 24) | (pause_addr >> 24));
- vb = via_align_buffer(dev_priv, vb, qw_pad_count-1);
+ vb = via_align_buffer(dev_priv, vb, qw_pad_count - 1);
*vb++ = pause_addr_hi;
*vb++ = pause_addr_lo;
dev_priv->dma_low += 8;
*dev_priv->last_pause_ptr = pause_addr_lo;
- dev_priv->last_pause_ptr = vb-1;
+ dev_priv->last_pause_ptr = vb - 1;
if (VIA_READ(0x41c) & 0x80000000) {
VIA_WRITE(VIA_REG_TRANSET, (HC_ParaType_PreCR << 16));
#define VIA_LOG_MIN_TEX_REGION_SIZE 16
#endif
-#define VIA_UPLOAD_TEX0IMAGE 0x1 /* handled clientside */
-#define VIA_UPLOAD_TEX1IMAGE 0x2 /* handled clientside */
+#define VIA_UPLOAD_TEX0IMAGE 0x1 /* handled clientside */
+#define VIA_UPLOAD_TEX1IMAGE 0x2 /* handled clientside */
#define VIA_UPLOAD_CTX 0x4
#define VIA_UPLOAD_BUFFERS 0x8
#define VIA_UPLOAD_TEX0 0x10
#define DRM_IOCTL_VIA_FLUSH DRM_IO(0x49)
#define DRM_IOCTL_VIA_PCICMD DRM_IOW(0x4A, drm_via_cmdbuffer_t)
-
/* Indices into buf.Setup where various bits of state are mirrored per
* context and per buffer. These can be fired at the card as a unit,
* or in a piecewise fashion as required.
*/
-
+
#define VIA_TEX_SETUP_SIZE 8
/* Flags for clear ioctl
#define VIDEO 0
#define AGP 1
typedef struct {
- unsigned long offset;
- unsigned long size;
-} drm_via_agp_t;
+ unsigned long offset;
+ unsigned long size;
+} drm_via_agp_t;
typedef struct {
- unsigned long offset;
- unsigned long size;
-} drm_via_fb_t;
+ unsigned long offset;
+ unsigned long size;
+} drm_via_fb_t;
typedef struct {
- uint32_t context;
- uint32_t type;
- unsigned long size;
- unsigned long index;
- unsigned long offset;
-} drm_via_mem_t;
+ uint32_t context;
+ uint32_t type;
+ unsigned long size;
+ unsigned long index;
+ unsigned long offset;
+} drm_via_mem_t;
typedef struct _drm_via_init {
- enum {
- VIA_INIT_MAP = 0x01,
- VIA_CLEANUP_MAP = 0x02
- } func;
-
- unsigned long sarea_priv_offset;
- unsigned long fb_offset;
- unsigned long mmio_offset;
- unsigned long agpAddr;
+ enum {
+ VIA_INIT_MAP = 0x01,
+ VIA_CLEANUP_MAP = 0x02
+ } func;
+
+ unsigned long sarea_priv_offset;
+ unsigned long fb_offset;
+ unsigned long mmio_offset;
+ unsigned long agpAddr;
} drm_via_init_t;
typedef struct _drm_via_futex {
- enum {
- VIA_FUTEX_WAIT = 0x00,
- VIA_FUTEX_WAKE = 0X01
- } func;
- uint32_t ms;
- uint32_t lock;
- uint32_t val;
+ enum {
+ VIA_FUTEX_WAIT = 0x00,
+ VIA_FUTEX_WAKE = 0X01
+ } func;
+ uint32_t ms;
+ uint32_t lock;
+ uint32_t val;
} drm_via_futex_t;
typedef struct _drm_via_dma_init {
- enum {
- VIA_INIT_DMA = 0x01,
- VIA_CLEANUP_DMA = 0x02
- } func;
-
- unsigned long offset;
- unsigned long size;
- unsigned long reg_pause_addr;
+ enum {
+ VIA_INIT_DMA = 0x01,
+ VIA_CLEANUP_DMA = 0x02
+ } func;
+
+ unsigned long offset;
+ unsigned long size;
+ unsigned long reg_pause_addr;
} drm_via_dma_init_t;
typedef struct _drm_via_cmdbuffer {
- char *buf;
- unsigned long size;
+ char *buf;
+ unsigned long size;
} drm_via_cmdbuffer_t;
/* Warning: If you change the SAREA structure you must change the Xserver
* structure as well */
typedef struct _drm_via_tex_region {
- unsigned char next, prev; /* indices to form a circular LRU */
- unsigned char inUse; /* owned by a client, or free? */
- int age; /* tracked by clients to update local LRU's */
+ unsigned char next, prev; /* indices to form a circular LRU */
+ unsigned char inUse; /* owned by a client, or free? */
+ int age; /* tracked by clients to update local LRU's */
} drm_via_tex_region_t;
typedef struct _drm_via_sarea {
- unsigned int dirty;
- unsigned int nbox;
- drm_clip_rect_t boxes[VIA_NR_SAREA_CLIPRECTS];
- drm_via_tex_region_t texList[VIA_NR_TEX_REGIONS + 1];
- int texAge; /* last time texture was uploaded */
- int ctxOwner; /* last context to upload state */
- int vertexPrim;
-
- /*
- * Below is for XvMC.
- * We want the lock integers alone on, and aligned to, a cache line.
- * Therefore this somewhat strange construct.
- */
-
- char XvMCLockArea[VIA_MAX_CACHELINE_SIZE * (VIA_NR_XVMC_LOCKS + 1)];
-
- unsigned int XvMCDisplaying[VIA_NR_XVMC_PORTS];
- unsigned int XvMCSubPicOn[VIA_NR_XVMC_PORTS];
- unsigned int XvMCCtxNoGrabbed; /* Last context to hold decoder */
+ unsigned int dirty;
+ unsigned int nbox;
+ drm_clip_rect_t boxes[VIA_NR_SAREA_CLIPRECTS];
+ drm_via_tex_region_t texList[VIA_NR_TEX_REGIONS + 1];
+ int texAge; /* last time texture was uploaded */
+ int ctxOwner; /* last context to upload state */
+ int vertexPrim;
+
+ /*
+ * Below is for XvMC.
+ * We want the lock integers alone on, and aligned to, a cache line.
+ * Therefore this somewhat strange construct.
+ */
+
+ char XvMCLockArea[VIA_MAX_CACHELINE_SIZE * (VIA_NR_XVMC_LOCKS + 1)];
+
+ unsigned int XvMCDisplaying[VIA_NR_XVMC_PORTS];
+ unsigned int XvMCSubPicOn[VIA_NR_XVMC_PORTS];
+ unsigned int XvMCCtxNoGrabbed; /* Last context to hold decoder */
} drm_via_sarea_t;
-
typedef struct _drm_via_flush_agp {
- unsigned int offset;
- unsigned int size;
- unsigned int index;
- int discard; /* client is finished with the buffer? */
+ unsigned int offset;
+ unsigned int size;
+ unsigned int index;
+ int discard; /* client is finished with the buffer? */
} drm_via_flush_agp_t;
typedef struct _drm_via_flush_sys {
- unsigned int offset;
- unsigned int size;
- unsigned long index;
- int discard; /* client is finished with the buffer? */
+ unsigned int offset;
+ unsigned int size;
+ unsigned long index;
+ int discard; /* client is finished with the buffer? */
} drm_via_flush_sys_t;
#ifdef __KERNEL__
-int via_fb_init( DRM_IOCTL_ARGS );
-int via_mem_alloc( DRM_IOCTL_ARGS );
-int via_mem_free( DRM_IOCTL_ARGS );
-int via_agp_init( DRM_IOCTL_ARGS );
-int via_map_init( DRM_IOCTL_ARGS );
-int via_decoder_futex( DRM_IOCTL_ARGS );
-int via_dma_init( DRM_IOCTL_ARGS );
-int via_cmdbuffer( DRM_IOCTL_ARGS );
-int via_flush_ioctl( DRM_IOCTL_ARGS );
-int via_pci_cmdbuffer( DRM_IOCTL_ARGS );
+int via_fb_init(DRM_IOCTL_ARGS);
+int via_mem_alloc(DRM_IOCTL_ARGS);
+int via_mem_free(DRM_IOCTL_ARGS);
+int via_agp_init(DRM_IOCTL_ARGS);
+int via_map_init(DRM_IOCTL_ARGS);
+int via_decoder_futex(DRM_IOCTL_ARGS);
+int via_dma_init(DRM_IOCTL_ARGS);
+int via_cmdbuffer(DRM_IOCTL_ARGS);
+int via_flush_ioctl(DRM_IOCTL_ARGS);
+int via_pci_cmdbuffer(DRM_IOCTL_ARGS);
#endif
-#endif /* _VIA_DRM_H_ */
+#endif /* _VIA_DRM_H_ */
#define DRIVER_MINOR 0
#define DRIVER_PATCHLEVEL 0
-
#define DRIVER_IOCTLS \
[DRM_IOCTL_NR(DRM_IOCTL_VIA_ALLOCMEM)] = { via_mem_alloc, 1, 0 }, \
[DRM_IOCTL_NR(DRM_IOCTL_VIA_FREEMEM)] = { via_mem_free, 1, 0 }, \
[DRM_IOCTL_NR(DRM_IOCTL_VIA_FLUSH)] = { via_flush_ioctl, 1, 0}, \
[DRM_IOCTL_NR(DRM_IOCTL_VIA_PCICMD)] = { via_pci_cmdbuffer, 1, 0}
-
#include "drm_core.h"
#include "via_drm.h"
-
typedef struct drm_via_ring_buffer {
- drm_map_t map;
- char * virtual_start;
+ drm_map_t map;
+ char *virtual_start;
} drm_via_ring_buffer_t;
typedef struct drm_via_private {
- drm_via_sarea_t *sarea_priv;
- drm_map_t *sarea;
- drm_map_t *fb;
- drm_map_t *mmio;
- unsigned long agpAddr;
- wait_queue_head_t decoder_queue[VIA_NR_XVMC_LOCKS];
- char * dma_ptr;
- unsigned int dma_low;
- unsigned int dma_high;
- unsigned int dma_offset;
- uint32_t * last_pause_ptr;
- volatile uint32_t * hw_addr_ptr;
- drm_via_ring_buffer_t ring;
+ drm_via_sarea_t *sarea_priv;
+ drm_map_t *sarea;
+ drm_map_t *fb;
+ drm_map_t *mmio;
+ unsigned long agpAddr;
+ wait_queue_head_t decoder_queue[VIA_NR_XVMC_LOCKS];
+ char *dma_ptr;
+ unsigned int dma_low;
+ unsigned int dma_high;
+ unsigned int dma_offset;
+ uint32_t *last_pause_ptr;
+ volatile uint32_t *hw_addr_ptr;
+ drm_via_ring_buffer_t ring;
char pci_buf[VIA_PREALLOCATED_PCI_SIZE];
} drm_via_private_t;
-
/* VIA MMIO register access */
#define VIA_BASE ((dev_priv->mmio))
#define VIA_READ8(reg) DRM_READ8(VIA_BASE, reg)
#define VIA_WRITE8(reg,val) DRM_WRITE8(VIA_BASE, reg, val)
-extern int via_init_context(drm_device_t *dev, int context);
-extern int via_final_context(drm_device_t *dev, int context);
+extern int via_init_context(drm_device_t * dev, int context);
+extern int via_final_context(drm_device_t * dev, int context);
-extern int via_do_init_map(drm_device_t *dev, drm_via_init_t *init);
-extern int via_do_cleanup_map(drm_device_t *dev);
+extern int via_do_init_map(drm_device_t * dev, drm_via_init_t * init);
+extern int via_do_cleanup_map(drm_device_t * dev);
extern int via_map_init(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
-extern int via_driver_vblank_wait(drm_device_t* dev, unsigned int* sequence);
+extern int via_driver_vblank_wait(drm_device_t * dev, unsigned int *sequence);
-extern irqreturn_t via_driver_irq_handler( DRM_IRQ_ARGS );
-extern void via_driver_irq_preinstall( drm_device_t *dev );
-extern void via_driver_irq_postinstall( drm_device_t *dev );
-extern void via_driver_irq_uninstall( drm_device_t *dev );
+extern irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS);
+extern void via_driver_irq_preinstall(drm_device_t * dev);
+extern void via_driver_irq_postinstall(drm_device_t * dev);
+extern void via_driver_irq_uninstall(drm_device_t * dev);
-extern int via_dma_cleanup(drm_device_t *dev);
+extern int via_dma_cleanup(drm_device_t * dev);
-extern int via_dma_cleanup(drm_device_t *dev);
+extern int via_dma_cleanup(drm_device_t * dev);
#endif
set_t *via_setInit(void)
{
- int i;
- set_t *set;
- set = (set_t *)DRM(alloc)(sizeof(set_t), DRM_MEM_DRIVER);
- for (i = 0; i < SET_SIZE; i++) {
- set->list[i].free_next = i+1;
- set->list[i].alloc_next = -1;
- }
- set->list[SET_SIZE-1].free_next = -1;
- set->free = 0;
- set->alloc = -1;
- set->trace = -1;
- return set;
+ int i;
+ set_t *set;
+ set = (set_t *) DRM(alloc) (sizeof(set_t), DRM_MEM_DRIVER);
+ for (i = 0; i < SET_SIZE; i++) {
+ set->list[i].free_next = i + 1;
+ set->list[i].alloc_next = -1;
+ }
+ set->list[SET_SIZE - 1].free_next = -1;
+ set->free = 0;
+ set->alloc = -1;
+ set->trace = -1;
+ return set;
}
-int via_setAdd(set_t *set, ITEM_TYPE item)
+int via_setAdd(set_t * set, ITEM_TYPE item)
{
- int free = set->free;
- if (free != -1) {
- set->list[free].val = item;
- set->free = set->list[free].free_next;
- }
- else {
- return 0;
- }
- set->list[free].alloc_next = set->alloc;
- set->alloc = free;
- set->list[free].free_next = -1;
- return 1;
+ int free = set->free;
+ if (free != -1) {
+ set->list[free].val = item;
+ set->free = set->list[free].free_next;
+ } else {
+ return 0;
+ }
+ set->list[free].alloc_next = set->alloc;
+ set->alloc = free;
+ set->list[free].free_next = -1;
+ return 1;
}
-int via_setDel(set_t *set, ITEM_TYPE item)
+int via_setDel(set_t * set, ITEM_TYPE item)
{
- int alloc = set->alloc;
- int prev = -1;
-
- while (alloc != -1) {
- if (set->list[alloc].val == item) {
- if (prev != -1)
- set->list[prev].alloc_next = set->list[alloc].alloc_next;
- else
- set->alloc = set->list[alloc].alloc_next;
- break;
- }
- prev = alloc;
- alloc = set->list[alloc].alloc_next;
- }
-
- if (alloc == -1)
- return 0;
-
- set->list[alloc].free_next = set->free;
- set->free = alloc;
- set->list[alloc].alloc_next = -1;
-
- return 1;
+ int alloc = set->alloc;
+ int prev = -1;
+
+ while (alloc != -1) {
+ if (set->list[alloc].val == item) {
+ if (prev != -1)
+ set->list[prev].alloc_next =
+ set->list[alloc].alloc_next;
+ else
+ set->alloc = set->list[alloc].alloc_next;
+ break;
+ }
+ prev = alloc;
+ alloc = set->list[alloc].alloc_next;
+ }
+
+ if (alloc == -1)
+ return 0;
+
+ set->list[alloc].free_next = set->free;
+ set->free = alloc;
+ set->list[alloc].alloc_next = -1;
+
+ return 1;
}
/* setFirst -> setAdd -> setNext is wrong */
-int via_setFirst(set_t *set, ITEM_TYPE *item)
+int via_setFirst(set_t * set, ITEM_TYPE * item)
{
- if (set->alloc == -1)
- return 0;
+ if (set->alloc == -1)
+ return 0;
- *item = set->list[set->alloc].val;
- set->trace = set->list[set->alloc].alloc_next;
+ *item = set->list[set->alloc].val;
+ set->trace = set->list[set->alloc].alloc_next;
-
- return 1;
+ return 1;
}
-int via_setNext(set_t *set, ITEM_TYPE *item)
+int via_setNext(set_t * set, ITEM_TYPE * item)
{
- if (set->trace == -1)
- return 0;
-
- *item = set->list[set->trace].val;
- set->trace = set->list[set->trace].alloc_next;
+ if (set->trace == -1)
+ return 0;
- return 1;
+ *item = set->list[set->trace].val;
+ set->trace = set->list[set->trace].alloc_next;
+
+ return 1;
}
-int via_setDestroy(set_t *set)
+int via_setDestroy(set_t * set)
{
- DRM(free)(set, sizeof(set_t), DRM_MEM_DRIVER);
+ DRM(free) (set, sizeof(set_t), DRM_MEM_DRIVER);
- return 1;
+ return 1;
}
#define ISFREE(bptr) ((bptr)->free)
#define PRINTF(fmt, arg...) do{}while(0)
#define fprintf(fmt, arg...) do{}while(0)
-void via_mmDumpMemInfo( memHeap_t *heap )
+void via_mmDumpMemInfo(memHeap_t * heap)
{
- TMemBlock *p;
-
- PRINTF ("Memory heap %p:\n", heap);
-
- if (heap == 0)
- PRINTF (" heap == 0\n");
- else {
- p = (TMemBlock *)heap;
-
- while (p) {
- PRINTF (" Offset:%08x, Size:%08x, %c%c\n",p->ofs,p->size,
- p->free ? '.':'U',
- p->reserved ? 'R':'.');
- p = p->next;
- }
- }
-
- PRINTF ("End of memory blocks\n");
+ TMemBlock *p;
+
+ PRINTF("Memory heap %p:\n", heap);
+
+ if (heap == 0)
+ PRINTF(" heap == 0\n");
+ else {
+ p = (TMemBlock *) heap;
+
+ while (p) {
+ PRINTF(" Offset:%08x, Size:%08x, %c%c\n", p->ofs,
+ p->size, p->free ? '.' : 'U',
+ p->reserved ? 'R' : '.');
+ p = p->next;
+ }
+ }
+
+ PRINTF("End of memory blocks\n");
}
-memHeap_t *via_mmInit(int ofs,
- int size)
+memHeap_t *via_mmInit(int ofs, int size)
{
- PMemBlock blocks;
-
- if (size <= 0)
- return 0;
-
-
- blocks = (TMemBlock *)DRM(calloc)(1,sizeof(TMemBlock),DRM_MEM_DRIVER);
-
- if (blocks) {
- blocks->ofs = ofs;
- blocks->size = size;
- blocks->free = 1;
- return (memHeap_t *)blocks;
- } else
- return 0;
+ PMemBlock blocks;
+
+ if (size <= 0)
+ return 0;
+
+ blocks =
+ (TMemBlock *) DRM(calloc) (1, sizeof(TMemBlock), DRM_MEM_DRIVER);
+
+ if (blocks) {
+ blocks->ofs = ofs;
+ blocks->size = size;
+ blocks->free = 1;
+ return (memHeap_t *) blocks;
+ } else
+ return 0;
}
-memHeap_t *via_mmAddRange(memHeap_t *heap,
- int ofs,
- int size)
+memHeap_t *via_mmAddRange(memHeap_t * heap, int ofs, int size)
{
- PMemBlock blocks;
- blocks = (TMemBlock *)DRM(calloc)(2,sizeof(TMemBlock),DRM_MEM_DRIVER);
-
- if (blocks) {
- blocks[0].size = size;
- blocks[0].free = 1;
- blocks[0].ofs = ofs;
- blocks[0].next = &blocks[1];
-
- /* Discontinuity - stops JoinBlock from trying to join non-adjacent
- * ranges.
- */
- blocks[1].size = 0;
- blocks[1].free = 0;
- blocks[1].ofs = ofs+size;
- blocks[1].next = (PMemBlock) heap;
- return (memHeap_t *)blocks;
- }
- else
- return heap;
+ PMemBlock blocks;
+ blocks =
+ (TMemBlock *) DRM(calloc) (2, sizeof(TMemBlock), DRM_MEM_DRIVER);
+
+ if (blocks) {
+ blocks[0].size = size;
+ blocks[0].free = 1;
+ blocks[0].ofs = ofs;
+ blocks[0].next = &blocks[1];
+
+ /* Discontinuity - stops JoinBlock from trying to join non-adjacent
+ * ranges.
+ */
+ blocks[1].size = 0;
+ blocks[1].free = 0;
+ blocks[1].ofs = ofs + size;
+ blocks[1].next = (PMemBlock) heap;
+ return (memHeap_t *) blocks;
+ } else
+ return heap;
}
-static TMemBlock* SliceBlock(TMemBlock *p,
- int startofs, int size,
+static TMemBlock *SliceBlock(TMemBlock * p,
+ int startofs, int size,
int reserved, int alignment)
{
- TMemBlock *newblock;
-
- /* break left */
- if (startofs > p->ofs) {
- newblock = (TMemBlock*)DRM(calloc)(1,sizeof(TMemBlock),DRM_MEM_DRIVER);
- newblock->ofs = startofs;
- newblock->size = p->size - (startofs - p->ofs);
- newblock->free = 1;
- newblock->next = p->next;
- p->size -= newblock->size;
- p->next = newblock;
- p = newblock;
- }
-
- /* break right */
- if (size < p->size) {
- newblock = (TMemBlock*)DRM(calloc)(1,sizeof(TMemBlock),DRM_MEM_DRIVER);
- newblock->ofs = startofs + size;
- newblock->size = p->size - size;
- newblock->free = 1;
- newblock->next = p->next;
- p->size = size;
- p->next = newblock;
- }
-
- /* p = middle block */
- p->align = alignment;
- p->free = 0;
- p->reserved = reserved;
- return p;
+ TMemBlock *newblock;
+
+ /* break left */
+ if (startofs > p->ofs) {
+ newblock =
+ (TMemBlock *) DRM(calloc) (1, sizeof(TMemBlock),
+ DRM_MEM_DRIVER);
+ newblock->ofs = startofs;
+ newblock->size = p->size - (startofs - p->ofs);
+ newblock->free = 1;
+ newblock->next = p->next;
+ p->size -= newblock->size;
+ p->next = newblock;
+ p = newblock;
+ }
+
+ /* break right */
+ if (size < p->size) {
+ newblock =
+ (TMemBlock *) DRM(calloc) (1, sizeof(TMemBlock),
+ DRM_MEM_DRIVER);
+ newblock->ofs = startofs + size;
+ newblock->size = p->size - size;
+ newblock->free = 1;
+ newblock->next = p->next;
+ p->size = size;
+ p->next = newblock;
+ }
+
+ /* p = middle block */
+ p->align = alignment;
+ p->free = 0;
+ p->reserved = reserved;
+ return p;
}
-PMemBlock via_mmAllocMem(memHeap_t *heap, int size, int align2, int startSearch)
+PMemBlock via_mmAllocMem(memHeap_t * heap, int size, int align2,
+ int startSearch)
{
- int mask,startofs,endofs;
- TMemBlock *p;
-
- if (!heap || align2 < 0 || size <= 0)
- return NULL;
-
- mask = (1 << align2)-1;
- startofs = 0;
- p = (TMemBlock *)heap;
-
- while (p) {
- if (ISFREE(p)) {
- startofs = (p->ofs + mask) & ~mask;
-
- if ( startofs < startSearch )
- startofs = startSearch;
-
- endofs = startofs+size;
-
- if (endofs <= (p->ofs+p->size))
- break;
- }
-
- p = p->next;
- }
-
- if (!p)
- return NULL;
-
- p = SliceBlock(p,startofs,size,0,mask+1);
- p->heap = heap;
-
- return p;
+ int mask, startofs, endofs;
+ TMemBlock *p;
+
+ if (!heap || align2 < 0 || size <= 0)
+ return NULL;
+
+ mask = (1 << align2) - 1;
+ startofs = 0;
+ p = (TMemBlock *) heap;
+
+ while (p) {
+ if (ISFREE(p)) {
+ startofs = (p->ofs + mask) & ~mask;
+
+ if (startofs < startSearch)
+ startofs = startSearch;
+
+ endofs = startofs + size;
+
+ if (endofs <= (p->ofs + p->size))
+ break;
+ }
+
+ p = p->next;
+ }
+
+ if (!p)
+ return NULL;
+
+ p = SliceBlock(p, startofs, size, 0, mask + 1);
+ p->heap = heap;
+
+ return p;
}
-static __inline__ int Join2Blocks(TMemBlock *p)
+static __inline__ int Join2Blocks(TMemBlock * p)
{
- if (p->free && p->next && p->next->free) {
- TMemBlock *q = p->next;
- p->size += q->size;
- p->next = q->next;
- DRM(free)(q,sizeof(TMemBlock),DRM_MEM_DRIVER);
-
- return 1;
- }
-
- return 0;
+ if (p->free && p->next && p->next->free) {
+ TMemBlock *q = p->next;
+ p->size += q->size;
+ p->next = q->next;
+ DRM(free) (q, sizeof(TMemBlock), DRM_MEM_DRIVER);
+
+ return 1;
+ }
+
+ return 0;
}
int via_mmFreeMem(PMemBlock b)
{
- TMemBlock *p,*prev;
-
- if (!b)
- return 0;
-
- if (!b->heap) {
- fprintf(stderr, "no heap\n");
-
- return -1;
- }
-
- p = b->heap;
- prev = NULL;
-
- while (p && p != b) {
- prev = p;
- p = p->next;
- }
-
- if (!p || p->free || p->reserved) {
- if (!p)
- fprintf(stderr, "block not found in heap\n");
- else if (p->free)
- fprintf(stderr, "block already free\n");
- else
- fprintf(stderr, "block is reserved\n");
-
-
- return -1;
- }
-
- p->free = 1;
- Join2Blocks(p);
-
- if (prev)
- Join2Blocks(prev);
-
- return 0;
+ TMemBlock *p, *prev;
+
+ if (!b)
+ return 0;
+
+ if (!b->heap) {
+ fprintf(stderr, "no heap\n");
+
+ return -1;
+ }
+
+ p = b->heap;
+ prev = NULL;
+
+ while (p && p != b) {
+ prev = p;
+ p = p->next;
+ }
+
+ if (!p || p->free || p->reserved) {
+ if (!p)
+ fprintf(stderr, "block not found in heap\n");
+ else if (p->free)
+ fprintf(stderr, "block already free\n");
+ else
+ fprintf(stderr, "block is reserved\n");
+
+ return -1;
+ }
+
+ p->free = 1;
+ Join2Blocks(p);
+
+ if (prev)
+ Join2Blocks(prev);
+
+ return 0;
}
-int via_mmReserveMem(memHeap_t *heap, int offset,int size)
+int via_mmReserveMem(memHeap_t * heap, int offset, int size)
{
- int endofs;
- TMemBlock *p;
-
- if (!heap || size <= 0)
- return -1;
- endofs = offset+size;
- p = (TMemBlock *)heap;
-
- while (p && p->ofs <= offset) {
- if (ISFREE(p) && endofs <= (p->ofs+p->size)) {
- SliceBlock(p,offset,size,1,1);
- return 0;
- }
- p = p->next;
- }
- return -1;
+ int endofs;
+ TMemBlock *p;
+
+ if (!heap || size <= 0)
+ return -1;
+ endofs = offset + size;
+ p = (TMemBlock *) heap;
+
+ while (p && p->ofs <= offset) {
+ if (ISFREE(p) && endofs <= (p->ofs + p->size)) {
+ SliceBlock(p, offset, size, 1, 1);
+ return 0;
+ }
+ p = p->next;
+ }
+ return -1;
}
-int via_mmFreeReserved(memHeap_t *heap, int offset)
+int via_mmFreeReserved(memHeap_t * heap, int offset)
{
- TMemBlock *p,*prev;
-
- if (!heap)
- return -1;
-
- p = (TMemBlock *)heap;
- prev = NULL;
-
- while (p && p->ofs != offset) {
- prev = p;
- p = p->next;
- }
-
- if (!p || !p->reserved)
- return -1;
- p->free = 1;
- p->reserved = 0;
- Join2Blocks(p);
-
- if (prev)
- Join2Blocks(prev);
-
- return 0;
+ TMemBlock *p, *prev;
+
+ if (!heap)
+ return -1;
+
+ p = (TMemBlock *) heap;
+ prev = NULL;
+
+ while (p && p->ofs != offset) {
+ prev = p;
+ p = p->next;
+ }
+
+ if (!p || !p->reserved)
+ return -1;
+ p->free = 1;
+ p->reserved = 0;
+ Join2Blocks(p);
+
+ if (prev)
+ Join2Blocks(prev);
+
+ return 0;
}
-void via_mmDestroy(memHeap_t *heap)
+void via_mmDestroy(memHeap_t * heap)
{
- TMemBlock *p,*q;
-
- if (!heap)
- return;
- p = (TMemBlock *)heap;
-
- while (p) {
- q = p->next;
- DRM(free)(p,sizeof(TMemBlock),DRM_MEM_DRIVER);
- p = q;
- }
+ TMemBlock *p, *q;
+
+ if (!heap)
+ return;
+ p = (TMemBlock *) heap;
+
+ while (p) {
+ q = p->next;
+ DRM(free) (p, sizeof(TMemBlock), DRM_MEM_DRIVER);
+ p = q;
+ }
}
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
-#ifndef _via_ds_h_
+#ifndef _via_ds_h_
#define _via_ds_h_
#include "via.h"
typedef unsigned int ITEM_TYPE;
typedef struct {
- ITEM_TYPE val;
- int alloc_next, free_next;
+ ITEM_TYPE val;
+ int alloc_next, free_next;
} list_item_t;
typedef struct {
- int alloc;
- int free;
- int trace;
- list_item_t list[SET_SIZE];
+ int alloc;
+ int free;
+ int trace;
+ list_item_t list[SET_SIZE];
} set_t;
set_t *via_setInit(void);
-int via_setAdd(set_t *set, ITEM_TYPE item);
-int via_setDel(set_t *set, ITEM_TYPE item);
-int via_setFirst(set_t *set, ITEM_TYPE *item);
-int via_setNext(set_t *set, ITEM_TYPE *item);
-int via_setDestroy(set_t *set);
+int via_setAdd(set_t * set, ITEM_TYPE item);
+int via_setDel(set_t * set, ITEM_TYPE item);
+int via_setFirst(set_t * set, ITEM_TYPE * item);
+int via_setNext(set_t * set, ITEM_TYPE * item);
+int via_setDestroy(set_t * set);
#endif
-
#ifndef MM_INC
#define MM_INC
struct mem_block_t {
- struct mem_block_t *next;
- struct mem_block_t *heap;
- int ofs,size;
- int align;
- int free:1;
- int reserved:1;
+ struct mem_block_t *next;
+ struct mem_block_t *heap;
+ int ofs, size;
+ int align;
+ int free:1;
+ int reserved:1;
};
typedef struct mem_block_t TMemBlock;
typedef struct mem_block_t *PMemBlock;
typedef struct mem_block_t memHeap_t;
static __inline__ int mmBlockSize(PMemBlock b)
-{ return b->size; }
+{
+ return b->size;
+}
static __inline__ int mmOffset(PMemBlock b)
-{ return b->ofs; }
+{
+ return b->ofs;
+}
static __inline__ void mmMarkReserved(PMemBlock b)
-{ b->reserved = 1; }
+{
+ b->reserved = 1;
+}
/*
* input: total size in bytes
*/
memHeap_t *via_mmInit(int ofs, int size);
-
-PMemBlock via_mmAllocMem(memHeap_t *heap, int size, int align2, int startSearch);
+PMemBlock via_mmAllocMem(memHeap_t * heap, int size, int align2,
+ int startSearch);
/*
* Free block starts at offset
* input: pointer to a block
* return: 0 if OK, -1 if error
*/
-int via_mmFreeMem(PMemBlock b);
+int via_mmFreeMem(PMemBlock b);
/*
* destroy MM
*/
-void via_mmDestroy(memHeap_t *mmInit);
+void via_mmDestroy(memHeap_t * mmInit);
/* For debugging purpose. */
-void via_mmDumpMemInfo(memHeap_t *mmInit);
+void via_mmDumpMemInfo(memHeap_t * mmInit);
#endif
#include "via_drv.h"
#define VIA_REG_INTERRUPT 0x200
-
+
/* VIA_REG_INTERRUPT */
#define VIA_IRQ_GLOBAL (1 << 31)
#define VIA_IRQ_VBI_ENABLE (1 << 19)
#define VIA_IRQ_VBI_PENDING (1 << 3)
-irqreturn_t via_driver_irq_handler( DRM_IRQ_ARGS )
+irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS)
{
- drm_device_t* dev = (drm_device_t*)arg;
- drm_via_private_t* dev_priv = (drm_via_private_t*)dev->dev_private;
- u32 status;
- int handled = 0;
-
- status = VIA_READ(VIA_REG_INTERRUPT);
- DRM_DEBUG("viadrv_irq_handler Status: %x\n",status);
- if(status & VIA_IRQ_VBI_PENDING){
- atomic_inc(&dev->vbl_received);
- DRM_WAKEUP(&dev->vbl_queue);
- DRM(vbl_send_signals)(dev);
- handled = 1;
- }
-
- /* Acknowlege interrupts ?? */
- VIA_WRITE(VIA_REG_INTERRUPT, status);
+ drm_device_t *dev = (drm_device_t *) arg;
+ drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+ u32 status;
+ int handled = 0;
+
+ status = VIA_READ(VIA_REG_INTERRUPT);
+ DRM_DEBUG("viadrv_irq_handler Status: %x\n", status);
+ if (status & VIA_IRQ_VBI_PENDING) {
+ atomic_inc(&dev->vbl_received);
+ DRM_WAKEUP(&dev->vbl_queue);
+ DRM(vbl_send_signals) (dev);
+ handled = 1;
+ }
+
+ /* Acknowlege interrupts ?? */
+ VIA_WRITE(VIA_REG_INTERRUPT, status);
if (handled)
- return IRQ_HANDLED;
+ return IRQ_HANDLED;
else
return IRQ_NONE;
}
-static __inline__ void viadrv_acknowledge_irqs(drm_via_private_t* dev_priv)
+static __inline__ void viadrv_acknowledge_irqs(drm_via_private_t * dev_priv)
{
- u32 status;
-
- if(dev_priv){
- /* Acknowlege interrupts ?? */
- status = VIA_READ(VIA_REG_INTERRUPT);
- VIA_WRITE(VIA_REG_INTERRUPT, status | VIA_IRQ_VBI_PENDING);
- }
+ u32 status;
+
+ if (dev_priv) {
+ /* Acknowlege interrupts ?? */
+ status = VIA_READ(VIA_REG_INTERRUPT);
+ VIA_WRITE(VIA_REG_INTERRUPT, status | VIA_IRQ_VBI_PENDING);
+ }
}
-int via_driver_vblank_wait(drm_device_t* dev, unsigned int* sequence)
+int via_driver_vblank_wait(drm_device_t * dev, unsigned int *sequence)
{
- drm_via_private_t* dev_priv = (drm_via_private_t*)dev->dev_private;
- unsigned int cur_vblank;
- int ret = 0;
-
- DRM_DEBUG("viadrv_vblank_wait\n");
- if(!dev_priv){
- DRM_ERROR("%s called with no initialization\n", __FUNCTION__ );
- return -EINVAL;
- }
-
- viadrv_acknowledge_irqs(dev_priv);
-
- /* Assume that the user has missed the current sequence number
- * by about a day rather than she wants to wait for years
- * using vertical blanks...
- */
- DRM_WAIT_ON(ret, dev->vbl_queue, 3*DRM_HZ,
- (((cur_vblank = atomic_read(&dev->vbl_received)) -
- *sequence ) <= (1<<23)));
-
- *sequence = cur_vblank;
- return ret;
+ drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+ unsigned int cur_vblank;
+ int ret = 0;
+
+ DRM_DEBUG("viadrv_vblank_wait\n");
+ if (!dev_priv) {
+ DRM_ERROR("%s called with no initialization\n", __FUNCTION__);
+ return -EINVAL;
+ }
+
+ viadrv_acknowledge_irqs(dev_priv);
+
+ /* Assume that the user has missed the current sequence number
+ * by about a day rather than she wants to wait for years
+ * using vertical blanks...
+ */
+ DRM_WAIT_ON(ret, dev->vbl_queue, 3 * DRM_HZ,
+ (((cur_vblank = atomic_read(&dev->vbl_received)) -
+ *sequence) <= (1 << 23)));
+
+ *sequence = cur_vblank;
+ return ret;
}
/*
* drm_dma.h hooks
*/
-void via_driver_irq_preinstall(drm_device_t* dev){
- drm_via_private_t* dev_priv = (drm_via_private_t *)dev->dev_private;
- u32 status;
-
- DRM_DEBUG("driver_irq_preinstall: dev_priv: %p\n", dev_priv);
- if(dev_priv){
- DRM_DEBUG("mmio: %p\n", dev_priv->mmio);
- status = VIA_READ(VIA_REG_INTERRUPT);
- DRM_DEBUG("intreg: %x\n", status & VIA_IRQ_VBI_ENABLE);
-
- // Clear VSync interrupt regs
- VIA_WRITE(VIA_REG_INTERRUPT, status & ~VIA_IRQ_VBI_ENABLE);
-
- /* Clear bits if they're already high */
- viadrv_acknowledge_irqs(dev_priv);
- }
+void via_driver_irq_preinstall(drm_device_t * dev)
+{
+ drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+ u32 status;
+
+ DRM_DEBUG("driver_irq_preinstall: dev_priv: %p\n", dev_priv);
+ if (dev_priv) {
+ DRM_DEBUG("mmio: %p\n", dev_priv->mmio);
+ status = VIA_READ(VIA_REG_INTERRUPT);
+ DRM_DEBUG("intreg: %x\n", status & VIA_IRQ_VBI_ENABLE);
+
+ // Clear VSync interrupt regs
+ VIA_WRITE(VIA_REG_INTERRUPT, status & ~VIA_IRQ_VBI_ENABLE);
+
+ /* Clear bits if they're already high */
+ viadrv_acknowledge_irqs(dev_priv);
+ }
}
-void via_driver_irq_postinstall(drm_device_t* dev){
- drm_via_private_t* dev_priv = (drm_via_private_t *)dev->dev_private;
- u32 status;
+void via_driver_irq_postinstall(drm_device_t * dev)
+{
+ drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+ u32 status;
- DRM_DEBUG("via_driver_irq_postinstall\n");
- if(dev_priv){
- status = VIA_READ(VIA_REG_INTERRUPT);
- VIA_WRITE(VIA_REG_INTERRUPT, status | VIA_IRQ_GLOBAL
- | VIA_IRQ_VBI_ENABLE);
- /* Some magic, oh for some data sheets ! */
+ DRM_DEBUG("via_driver_irq_postinstall\n");
+ if (dev_priv) {
+ status = VIA_READ(VIA_REG_INTERRUPT);
+ VIA_WRITE(VIA_REG_INTERRUPT, status | VIA_IRQ_GLOBAL
+ | VIA_IRQ_VBI_ENABLE);
+ /* Some magic, oh for some data sheets ! */
- VIA_WRITE8(0x83d4, 0x11);
- VIA_WRITE8(0x83d5, VIA_READ8(0x83d5) | 0x30);
+ VIA_WRITE8(0x83d4, 0x11);
+ VIA_WRITE8(0x83d5, VIA_READ8(0x83d5) | 0x30);
- }
+ }
}
-void via_driver_irq_uninstall(drm_device_t* dev){
- drm_via_private_t* dev_priv = (drm_via_private_t *)dev->dev_private;
- u32 status;
+void via_driver_irq_uninstall(drm_device_t * dev)
+{
+ drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+ u32 status;
- DRM_DEBUG("driver_irq_uninstall)\n");
- if(dev_priv){
+ DRM_DEBUG("driver_irq_uninstall)\n");
+ if (dev_priv) {
- /* Some more magic, oh for some data sheets ! */
+ /* Some more magic, oh for some data sheets ! */
- VIA_WRITE8(0x83d4, 0x11);
- VIA_WRITE8(0x83d5, VIA_READ8(0x83d5) & ~0x30);
+ VIA_WRITE8(0x83d4, 0x11);
+ VIA_WRITE8(0x83d5, VIA_READ8(0x83d5) & ~0x30);
- status = VIA_READ(VIA_REG_INTERRUPT);
- VIA_WRITE(VIA_REG_INTERRUPT, status & ~VIA_IRQ_VBI_ENABLE);
- }
+ status = VIA_READ(VIA_REG_INTERRUPT);
+ VIA_WRITE(VIA_REG_INTERRUPT, status & ~VIA_IRQ_VBI_ENABLE);
+ }
}
-
#include "drmP.h"
#include "via_drv.h"
-int via_do_init_map(drm_device_t *dev, drm_via_init_t *init)
+int via_do_init_map(drm_device_t * dev, drm_via_init_t * init)
{
drm_via_private_t *dev_priv;
unsigned int i;
-
+
DRM_DEBUG("%s\n", __FUNCTION__);
- dev_priv = DRM(alloc)(sizeof(drm_via_private_t), DRM_MEM_DRIVER);
+ dev_priv = DRM(alloc) (sizeof(drm_via_private_t), DRM_MEM_DRIVER);
if (dev_priv == NULL)
return -ENOMEM;
memset(dev_priv, 0, sizeof(drm_via_private_t));
-
+
DRM_GETSAREA();
if (!dev_priv->sarea) {
DRM_ERROR("could not find sarea!\n");
via_do_cleanup_map(dev);
return -EINVAL;
}
-
+
dev_priv->sarea_priv =
- (drm_via_sarea_t *)((u8 *)dev_priv->sarea->handle +
- init->sarea_priv_offset);
+ (drm_via_sarea_t *) ((u8 *) dev_priv->sarea->handle +
+ init->sarea_priv_offset);
dev_priv->agpAddr = init->agpAddr;
-
- for (i=0; i<VIA_NR_XVMC_LOCKS; ++i)
- DRM_INIT_WAITQUEUE( &(dev_priv->decoder_queue[i]) );
+ for (i = 0; i < VIA_NR_XVMC_LOCKS; ++i)
+ DRM_INIT_WAITQUEUE(&(dev_priv->decoder_queue[i]));
dev->dev_private = (void *)dev_priv;
return 0;
}
-int via_do_cleanup_map(drm_device_t *dev)
+int via_do_cleanup_map(drm_device_t * dev)
{
if (dev->dev_private) {
via_dma_cleanup(dev);
- DRM(free)(dev_priv, sizeof(drm_via_private_t),
- DRM_MEM_DRIVER);
+ DRM(free) (dev_priv, sizeof(drm_via_private_t), DRM_MEM_DRIVER);
dev->dev_private = NULL;
}
return 0;
}
-int via_map_init( DRM_IOCTL_ARGS )
+int via_map_init(DRM_IOCTL_ARGS)
{
- DRM_DEVICE;
+ DRM_DEVICE;
drm_via_init_t init;
DRM_DEBUG("%s\n", __FUNCTION__);
- DRM_COPY_FROM_USER_IOCTL(init, (drm_via_init_t *)data, sizeof(init));
+ DRM_COPY_FROM_USER_IOCTL(init, (drm_via_init_t *) data, sizeof(init));
switch (init.func) {
- case VIA_INIT_MAP:
+ case VIA_INIT_MAP:
return via_do_init_map(dev, &init);
- case VIA_CLEANUP_MAP:
+ case VIA_CLEANUP_MAP:
return via_do_cleanup_map(dev);
}
return -EINVAL;
}
-int via_decoder_futex( DRM_IOCTL_ARGS )
+int via_decoder_futex(DRM_IOCTL_ARGS)
{
- DRM_DEVICE;
- drm_via_futex_t fx;
- volatile int *lock;
- drm_via_private_t *dev_priv = (drm_via_private_t*) dev->dev_private;
- drm_via_sarea_t *sAPriv = dev_priv->sarea_priv;
- int ret = 0;
-
- DRM_COPY_FROM_USER_IOCTL(fx, (drm_via_futex_t *) data, sizeof(fx));
-
- if (fx.lock > VIA_NR_XVMC_LOCKS)
- return -EFAULT;
-
- lock = XVMCLOCKPTR(sAPriv,fx.lock);
-
- switch(fx.func) {
- case VIA_FUTEX_WAIT:
- DRM_WAIT_ON(ret, dev_priv->decoder_queue[fx.lock],
- (fx.ms / 10)*(DRM_HZ/100),
- *lock != fx.val);
- return ret;
- case VIA_FUTEX_WAKE:
- DRM_WAKEUP( &(dev_priv->decoder_queue[fx.lock]) );
- return 0;
- }
- return 0;
+ DRM_DEVICE;
+ drm_via_futex_t fx;
+ volatile int *lock;
+ drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
+ drm_via_sarea_t *sAPriv = dev_priv->sarea_priv;
+ int ret = 0;
+
+ DRM_COPY_FROM_USER_IOCTL(fx, (drm_via_futex_t *) data, sizeof(fx));
+
+ if (fx.lock > VIA_NR_XVMC_LOCKS)
+ return -EFAULT;
+
+ lock = XVMCLOCKPTR(sAPriv, fx.lock);
+
+ switch (fx.func) {
+ case VIA_FUTEX_WAIT:
+ DRM_WAIT_ON(ret, dev_priv->decoder_queue[fx.lock],
+ (fx.ms / 10) * (DRM_HZ / 100), *lock != fx.val);
+ return ret;
+ case VIA_FUTEX_WAKE:
+ DRM_WAKEUP(&(dev_priv->decoder_queue[fx.lock]));
+ return 0;
+ }
+ return 0;
}
-
-
-
unsigned int VIA_DEBUG = 1;
typedef struct {
- int used;
- int context;
- set_t *sets[2]; /* 0 for frame buffer, 1 for AGP , 2 for System*/
+ int used;
+ int context;
+ set_t *sets[2]; /* 0 for frame buffer, 1 for AGP , 2 for System */
} via_context_t;
static via_context_t global_ppriv[MAX_CONTEXT];
static int add_alloc_set(int context, int type, unsigned int val)
{
- int i, retval = 0;
-
- for (i = 0; i < MAX_CONTEXT; i++) {
- if (global_ppriv[i].used &&
- global_ppriv[i].context == context) {
- retval = via_setAdd(global_ppriv[i].sets[type], val);
- break;
- }
- }
-
- return retval;
+ int i, retval = 0;
+
+ for (i = 0; i < MAX_CONTEXT; i++) {
+ if (global_ppriv[i].used && global_ppriv[i].context == context) {
+ retval = via_setAdd(global_ppriv[i].sets[type], val);
+ break;
+ }
+ }
+
+ return retval;
}
static int del_alloc_set(int context, int type, unsigned int val)
-{
- int i, retval = 0;
-
- for (i = 0; i < MAX_CONTEXT; i++)
- if (global_ppriv[i].used &&
- global_ppriv[i].context == context) {
- retval = via_setDel(global_ppriv[i].sets[type], val);
- break;
- }
-
- return retval;
+{
+ int i, retval = 0;
+
+ for (i = 0; i < MAX_CONTEXT; i++)
+ if (global_ppriv[i].used && global_ppriv[i].context == context) {
+ retval = via_setDel(global_ppriv[i].sets[type], val);
+ break;
+ }
+
+ return retval;
}
-/* agp memory management */
+/* agp memory management */
static memHeap_t *AgpHeap = NULL;
-int via_agp_init( DRM_IOCTL_ARGS )
+int via_agp_init(DRM_IOCTL_ARGS)
{
- drm_via_agp_t agp;
-
- DRM_COPY_FROM_USER_IOCTL(agp, (drm_via_agp_t *)data, sizeof(agp));
+ drm_via_agp_t agp;
+
+ DRM_COPY_FROM_USER_IOCTL(agp, (drm_via_agp_t *) data, sizeof(agp));
- AgpHeap = via_mmInit(agp.offset, agp.size);
+ AgpHeap = via_mmInit(agp.offset, agp.size);
- DRM_DEBUG("offset = %lu, size = %lu", agp.offset, agp.size);
-
- return 0;
+ DRM_DEBUG("offset = %lu, size = %lu", agp.offset, agp.size);
+
+ return 0;
}
-/* fb memory management */
+/* fb memory management */
static memHeap_t *FBHeap = NULL;
-int via_fb_init( DRM_IOCTL_ARGS )
+int via_fb_init(DRM_IOCTL_ARGS)
{
- drm_via_fb_t fb;
+ drm_via_fb_t fb;
-
- DRM_COPY_FROM_USER_IOCTL(fb, (drm_via_fb_t *)data, sizeof(fb));
+ DRM_COPY_FROM_USER_IOCTL(fb, (drm_via_fb_t *) data, sizeof(fb));
- FBHeap = via_mmInit(fb.offset, fb.size);
+ FBHeap = via_mmInit(fb.offset, fb.size);
- DRM_DEBUG("offset = %lu, size = %lu", fb.offset, fb.size);
+ DRM_DEBUG("offset = %lu, size = %lu", fb.offset, fb.size);
- return 0;
+ return 0;
}
int via_init_context(struct drm_device *dev, int context)
{
- int i;
-
- for (i = 0; i < MAX_CONTEXT ; i++)
- if (global_ppriv[i].used &&
- (global_ppriv[i].context == context))
- break;
-
- if (i >= MAX_CONTEXT) {
- for (i = 0; i < MAX_CONTEXT ; i++) {
- if (!global_ppriv[i].used) {
- global_ppriv[i].context = context;
- global_ppriv[i].used = 1;
- global_ppriv[i].sets[0] = via_setInit();
- global_ppriv[i].sets[1] = via_setInit();
- DRM_DEBUG("init allocation set, socket=%d,"
- " context = %d\n", i, context);
- break;
- }
- }
-
- if ((i >= MAX_CONTEXT) || (global_ppriv[i].sets[0] == NULL) ||
- (global_ppriv[i].sets[1] == NULL)) {
- return 0;
- }
- }
-
- return 1;
+ int i;
+
+ for (i = 0; i < MAX_CONTEXT; i++)
+ if (global_ppriv[i].used &&
+ (global_ppriv[i].context == context))
+ break;
+
+ if (i >= MAX_CONTEXT) {
+ for (i = 0; i < MAX_CONTEXT; i++) {
+ if (!global_ppriv[i].used) {
+ global_ppriv[i].context = context;
+ global_ppriv[i].used = 1;
+ global_ppriv[i].sets[0] = via_setInit();
+ global_ppriv[i].sets[1] = via_setInit();
+ DRM_DEBUG("init allocation set, socket=%d,"
+ " context = %d\n", i, context);
+ break;
+ }
+ }
+
+ if ((i >= MAX_CONTEXT) || (global_ppriv[i].sets[0] == NULL) ||
+ (global_ppriv[i].sets[1] == NULL)) {
+ return 0;
+ }
+ }
+
+ return 1;
}
int via_final_context(struct drm_device *dev, int context)
{
- int i;
- for (i=0; i<MAX_CONTEXT; i++)
- if (global_ppriv[i].used &&
- (global_ppriv[i].context == context))
- break;
-
- if (i < MAX_CONTEXT) {
- set_t *set;
- unsigned int item;
- int retval;
-
- DRM_DEBUG("find socket %d, context = %d\n", i, context);
-
- /* Video Memory */
- set = global_ppriv[i].sets[0];
- retval = via_setFirst(set, &item);
- while (retval) {
- DRM_DEBUG("free video memory 0x%x\n", item);
- via_mmFreeMem((PMemBlock)item);
- retval = via_setNext(set, &item);
- }
- via_setDestroy(set);
-
- /* AGP Memory */
- set = global_ppriv[i].sets[1];
- retval = via_setFirst(set, &item);
- while (retval) {
- DRM_DEBUG("free agp memory 0x%x\n", item);
- via_mmFreeMem((PMemBlock)item);
- retval = via_setNext(set, &item);
- }
- via_setDestroy(set);
-
- global_ppriv[i].used = 0;
- }
-
+ int i;
+ for (i = 0; i < MAX_CONTEXT; i++)
+ if (global_ppriv[i].used &&
+ (global_ppriv[i].context == context))
+ break;
+
+ if (i < MAX_CONTEXT) {
+ set_t *set;
+ unsigned int item;
+ int retval;
+
+ DRM_DEBUG("find socket %d, context = %d\n", i, context);
+
+ /* Video Memory */
+ set = global_ppriv[i].sets[0];
+ retval = via_setFirst(set, &item);
+ while (retval) {
+ DRM_DEBUG("free video memory 0x%x\n", item);
+ via_mmFreeMem((PMemBlock) item);
+ retval = via_setNext(set, &item);
+ }
+ via_setDestroy(set);
+
+ /* AGP Memory */
+ set = global_ppriv[i].sets[1];
+ retval = via_setFirst(set, &item);
+ while (retval) {
+ DRM_DEBUG("free agp memory 0x%x\n", item);
+ via_mmFreeMem((PMemBlock) item);
+ retval = via_setNext(set, &item);
+ }
+ via_setDestroy(set);
+
+ global_ppriv[i].used = 0;
+ }
#if defined(__linux__)
- /* Linux specific until context tracking code gets ported to BSD */
+ /* Linux specific until context tracking code gets ported to BSD */
/* Last context, perform cleanup */
if (dev->ctx_count == 1 && dev->dev_private) {
- if (dev->irq) DRM(irq_uninstall)(dev);
+ if (dev->irq)
+ DRM(irq_uninstall) (dev);
via_do_cleanup_map(dev);
}
#endif
-
- return 1;
+
+ return 1;
}
-int via_mem_alloc( DRM_IOCTL_ARGS)
+
+int via_mem_alloc(DRM_IOCTL_ARGS)
{
- drm_via_mem_t mem;
-
- DRM_COPY_FROM_USER_IOCTL(mem, (drm_via_mem_t *)data, sizeof(mem));
- switch (mem.type) {
- case VIDEO :
- if (via_fb_alloc(&mem) < 0)
- return -EFAULT;
- DRM_COPY_TO_USER_IOCTL((drm_via_mem_t *)data, mem,
- sizeof(mem));
- return 0;
- case AGP :
- if (via_agp_alloc(&mem) < 0)
- return -EFAULT;
- DRM_COPY_TO_USER_IOCTL((drm_via_mem_t *)data, mem,
- sizeof(mem));
- return 0;
- }
-
- return -EFAULT;
+ drm_via_mem_t mem;
+
+ DRM_COPY_FROM_USER_IOCTL(mem, (drm_via_mem_t *) data, sizeof(mem));
+ switch (mem.type) {
+ case VIDEO:
+ if (via_fb_alloc(&mem) < 0)
+ return -EFAULT;
+ DRM_COPY_TO_USER_IOCTL((drm_via_mem_t *) data, mem,
+ sizeof(mem));
+ return 0;
+ case AGP:
+ if (via_agp_alloc(&mem) < 0)
+ return -EFAULT;
+ DRM_COPY_TO_USER_IOCTL((drm_via_mem_t *) data, mem,
+ sizeof(mem));
+ return 0;
+ }
+
+ return -EFAULT;
}
-int via_fb_alloc(drm_via_mem_t* mem)
+int via_fb_alloc(drm_via_mem_t * mem)
{
- drm_via_mm_t fb;
- PMemBlock block;
- int retval = 0;
-
- if (!FBHeap)
- return -1;
-
- fb.size = mem->size;
- fb.context = mem->context;
-
- block = via_mmAllocMem(FBHeap, fb.size, 5, 0);
- if (block) {
- fb.offset = block->ofs;
- fb.free = (unsigned int)block;
- if (!add_alloc_set(fb.context, VIDEO, fb.free)) {
- DRM_DEBUG("adding to allocation set fails\n");
- via_mmFreeMem((PMemBlock)fb.free);
- retval = -1;
- }
- }
- else {
- fb.offset = 0;
- fb.size = 0;
- fb.free = 0;
- retval = -1;
- }
-
- mem->offset = fb.offset;
- mem->index = fb.free;
-
- DRM_DEBUG("alloc fb, size = %d, offset = %d\n", fb.size,
- (int)fb.offset);
-
- return retval;
+ drm_via_mm_t fb;
+ PMemBlock block;
+ int retval = 0;
+
+ if (!FBHeap)
+ return -1;
+
+ fb.size = mem->size;
+ fb.context = mem->context;
+
+ block = via_mmAllocMem(FBHeap, fb.size, 5, 0);
+ if (block) {
+ fb.offset = block->ofs;
+ fb.free = (unsigned int)block;
+ if (!add_alloc_set(fb.context, VIDEO, fb.free)) {
+ DRM_DEBUG("adding to allocation set fails\n");
+ via_mmFreeMem((PMemBlock) fb.free);
+ retval = -1;
+ }
+ } else {
+ fb.offset = 0;
+ fb.size = 0;
+ fb.free = 0;
+ retval = -1;
+ }
+
+ mem->offset = fb.offset;
+ mem->index = fb.free;
+
+ DRM_DEBUG("alloc fb, size = %d, offset = %d\n", fb.size,
+ (int)fb.offset);
+
+ return retval;
}
-int via_agp_alloc(drm_via_mem_t* mem)
+
+int via_agp_alloc(drm_via_mem_t * mem)
{
- drm_via_mm_t agp;
- PMemBlock block;
- int retval = 0;
-
- if (!AgpHeap)
- return -1;
-
- agp.size = mem->size;
- agp.context = mem->context;
-
- block = via_mmAllocMem(AgpHeap, agp.size, 5, 0);
- if (block) {
- agp.offset = block->ofs;
- agp.free = (unsigned int)block;
- if (!add_alloc_set(agp.context, AGP, agp.free)) {
- DRM_DEBUG("adding to allocation set fails\n");
- via_mmFreeMem((PMemBlock)agp.free);
- retval = -1;
- }
- }
- else {
- agp.offset = 0;
- agp.size = 0;
- agp.free = 0;
- }
-
- mem->offset = agp.offset;
- mem->index = agp.free;
-
- DRM_DEBUG("alloc agp, size = %d, offset = %d\n", agp.size,
- (unsigned int)agp.offset);
- return retval;
+ drm_via_mm_t agp;
+ PMemBlock block;
+ int retval = 0;
+
+ if (!AgpHeap)
+ return -1;
+
+ agp.size = mem->size;
+ agp.context = mem->context;
+
+ block = via_mmAllocMem(AgpHeap, agp.size, 5, 0);
+ if (block) {
+ agp.offset = block->ofs;
+ agp.free = (unsigned int)block;
+ if (!add_alloc_set(agp.context, AGP, agp.free)) {
+ DRM_DEBUG("adding to allocation set fails\n");
+ via_mmFreeMem((PMemBlock) agp.free);
+ retval = -1;
+ }
+ } else {
+ agp.offset = 0;
+ agp.size = 0;
+ agp.free = 0;
+ }
+
+ mem->offset = agp.offset;
+ mem->index = agp.free;
+
+ DRM_DEBUG("alloc agp, size = %d, offset = %d\n", agp.size,
+ (unsigned int)agp.offset);
+ return retval;
}
-int via_mem_free( DRM_IOCTL_ARGS )
+int via_mem_free(DRM_IOCTL_ARGS)
{
- drm_via_mem_t mem;
-
- DRM_COPY_FROM_USER_IOCTL(mem, (drm_via_mem_t *)data, sizeof(mem));
-
- switch (mem.type) {
-
- case VIDEO :
- if (via_fb_free(&mem) == 0)
- return 0;
- break;
- case AGP :
- if (via_agp_free(&mem) == 0)
- return 0;
- break;
- }
-
- return -EFAULT;
+ drm_via_mem_t mem;
+
+ DRM_COPY_FROM_USER_IOCTL(mem, (drm_via_mem_t *) data, sizeof(mem));
+
+ switch (mem.type) {
+
+ case VIDEO:
+ if (via_fb_free(&mem) == 0)
+ return 0;
+ break;
+ case AGP:
+ if (via_agp_free(&mem) == 0)
+ return 0;
+ break;
+ }
+
+ return -EFAULT;
}
-int via_fb_free(drm_via_mem_t* mem)
+
+int via_fb_free(drm_via_mem_t * mem)
{
- drm_via_mm_t fb;
- int retval = 0;
-
-
- if (!FBHeap) {
- return -1;
- }
-
- fb.free = mem->index;
- fb.context = mem->context;
-
- if (!fb.free)
- {
- return -1;
-
- }
-
- via_mmFreeMem((PMemBlock)fb.free);
-
- if (!del_alloc_set(fb.context, VIDEO, fb.free))
- {
- retval = -1;
- }
-
- DRM_DEBUG("free fb, free = %d\n", fb.free);
-
- return retval;
-}
-int via_agp_free(drm_via_mem_t* mem)
+ drm_via_mm_t fb;
+ int retval = 0;
+
+ if (!FBHeap) {
+ return -1;
+ }
+
+ fb.free = mem->index;
+ fb.context = mem->context;
+
+ if (!fb.free) {
+ return -1;
+
+ }
+
+ via_mmFreeMem((PMemBlock) fb.free);
+
+ if (!del_alloc_set(fb.context, VIDEO, fb.free)) {
+ retval = -1;
+ }
+
+ DRM_DEBUG("free fb, free = %d\n", fb.free);
+
+ return retval;
+}
+
+int via_agp_free(drm_via_mem_t * mem)
{
- drm_via_mm_t agp;
-
- int retval = 0;
-
- agp.free = mem->index;
- agp.context = mem->context;
-
- if (!agp.free)
- return -1;
-
- via_mmFreeMem((PMemBlock)agp.free);
-
- if (!del_alloc_set(agp.context, AGP, agp.free)) {
- retval = -1;
+ drm_via_mm_t agp;
+
+ int retval = 0;
+
+ agp.free = mem->index;
+ agp.context = mem->context;
+
+ if (!agp.free)
+ return -1;
+
+ via_mmFreeMem((PMemBlock) agp.free);
+
+ if (!del_alloc_set(agp.context, AGP, agp.free)) {
+ retval = -1;
}
- DRM_DEBUG("free agp, free = %d\n", agp.free);
-
- return retval;
+ DRM_DEBUG("free agp, free = %d\n", agp.free);
+
+ return retval;
}
EXPORT_SYMBOL(via_fb_alloc);
EXPORT_SYMBOL(via_fb_free);
-void DRM(driver_register_fns)(drm_device_t *dev)
-{
- dev->driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL;
+void DRM(driver_register_fns) (drm_device_t * dev) {
+ dev->driver_features =
+ DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_IRQ |
+ DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL;
dev->fn_tbl.context_ctor = via_init_context;
dev->fn_tbl.context_dtor = via_final_context;
dev->fn_tbl.vblank_wait = via_driver_vblank_wait;
#define _via_drm_mm_h_
typedef struct {
- unsigned int context;
- unsigned int size;
- unsigned long offset;
- unsigned int free;
+ unsigned int context;
+ unsigned int size;
+ unsigned long offset;
+ unsigned int free;
} drm_via_mm_t;
typedef struct {
- unsigned int size;
- unsigned long handle;
- void *virtual;
+ unsigned int size;
+ unsigned long handle;
+ void *virtual;
} drm_via_dma_t;
-int via_fb_alloc(drm_via_mem_t *mem);
-int via_fb_free(drm_via_mem_t *mem);
-int via_agp_alloc(drm_via_mem_t *mem);
-int via_agp_free(drm_via_mem_t *mem);
+int via_fb_alloc(drm_via_mem_t * mem);
+int via_fb_free(drm_via_mem_t * mem);
+int via_agp_alloc(drm_via_mem_t * mem);
+int via_agp_free(drm_via_mem_t * mem);
#endif
projects / platform / upstream / libdrm.git / commitdiff