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authorDave Airlie <airlied@starflyer.(none)>2005-09-11 06:28:11 -0400
committerDave Airlie <airlied@linux.ie>2005-09-11 06:28:11 -0400
commitea98a92ff18c03bf7f4d21536986cbbcb4c10cd9 (patch)
treefbff15aaacf19824083c9edb8d37548031636580 /drivers
parent9d17601c4e132eee9fe450191f6866fb9fb5a762 (diff)
drm: add radeon PCI express support
Add support for Radeon PCI Express cards (needs a new X.org DDX) Also allows PCI GART table to be stored in VRAM for non PCIE cards Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/char/drm/ati_pcigart.c82
-rw-r--r--drivers/char/drm/drmP.h24
-rw-r--r--drivers/char/drm/r128_cce.c16
-rw-r--r--drivers/char/drm/r128_drv.h3
-rw-r--r--drivers/char/drm/radeon_cp.c77
-rw-r--r--drivers/char/drm/radeon_drm.h1
-rw-r--r--drivers/char/drm/radeon_drv.h39
-rw-r--r--drivers/char/drm/radeon_state.c3
8 files changed, 186 insertions, 59 deletions
diff --git a/drivers/char/drm/ati_pcigart.c b/drivers/char/drm/ati_pcigart.c
index 0aec5ef481b8..957596c63934 100644
--- a/drivers/char/drm/ati_pcigart.c
+++ b/drivers/char/drm/ati_pcigart.c
@@ -91,9 +91,7 @@ static void drm_ati_free_pcigart_table( unsigned long address )
91 free_pages( address, ATI_PCIGART_TABLE_ORDER ); 91 free_pages( address, ATI_PCIGART_TABLE_ORDER );
92} 92}
93 93
94int drm_ati_pcigart_cleanup( drm_device_t *dev, 94int drm_ati_pcigart_cleanup(drm_device_t *dev, drm_ati_pcigart_info *gart_info)
95 unsigned long addr,
96 dma_addr_t bus_addr)
97{ 95{
98 drm_sg_mem_t *entry = dev->sg; 96 drm_sg_mem_t *entry = dev->sg;
99 unsigned long pages; 97 unsigned long pages;
@@ -105,10 +103,12 @@ int drm_ati_pcigart_cleanup( drm_device_t *dev,
105 return 0; 103 return 0;
106 } 104 }
107 105
108 if ( bus_addr ) { 106 if (gart_info->bus_addr) {
109 pci_unmap_single(dev->pdev, bus_addr, 107 if (gart_info->gart_table_location==DRM_ATI_GART_MAIN) {
110 ATI_PCIGART_TABLE_PAGES * PAGE_SIZE, 108 pci_unmap_single(dev->pdev, gart_info->bus_addr,
111 PCI_DMA_TODEVICE); 109 ATI_PCIGART_TABLE_PAGES * PAGE_SIZE,
110 PCI_DMA_TODEVICE);
111 }
112 112
113 pages = ( entry->pages <= ATI_MAX_PCIGART_PAGES ) 113 pages = ( entry->pages <= ATI_MAX_PCIGART_PAGES )
114 ? entry->pages : ATI_MAX_PCIGART_PAGES; 114 ? entry->pages : ATI_MAX_PCIGART_PAGES;
@@ -118,19 +118,21 @@ int drm_ati_pcigart_cleanup( drm_device_t *dev,
118 pci_unmap_single(dev->pdev, entry->busaddr[i], 118 pci_unmap_single(dev->pdev, entry->busaddr[i],
119 PAGE_SIZE, PCI_DMA_TODEVICE); 119 PAGE_SIZE, PCI_DMA_TODEVICE);
120 } 120 }
121
122 if (gart_info->gart_table_location==DRM_ATI_GART_MAIN)
123 gart_info->bus_addr=0;
121 } 124 }
122 125
123 if ( addr ) { 126 if (gart_info->gart_table_location==DRM_ATI_GART_MAIN && gart_info->addr) {
124 drm_ati_free_pcigart_table( addr ); 127 drm_ati_free_pcigart_table(gart_info->addr);
128 gart_info->addr=0;
125 } 129 }
126 130
127 return 1; 131 return 1;
128} 132}
129EXPORT_SYMBOL(drm_ati_pcigart_cleanup); 133EXPORT_SYMBOL(drm_ati_pcigart_cleanup);
130 134
131int drm_ati_pcigart_init( drm_device_t *dev, 135int drm_ati_pcigart_init(drm_device_t *dev, drm_ati_pcigart_info *gart_info)
132 unsigned long *addr,
133 dma_addr_t *bus_addr)
134{ 136{
135 drm_sg_mem_t *entry = dev->sg; 137 drm_sg_mem_t *entry = dev->sg;
136 unsigned long address = 0; 138 unsigned long address = 0;
@@ -143,25 +145,36 @@ int drm_ati_pcigart_init( drm_device_t *dev,
143 goto done; 145 goto done;
144 } 146 }
145 147
146 address = drm_ati_alloc_pcigart_table(); 148 if (gart_info->gart_table_location == DRM_ATI_GART_MAIN)
147 if ( !address ) { 149 {
148 DRM_ERROR( "cannot allocate PCI GART page!\n" ); 150 DRM_DEBUG("PCI: no table in VRAM: using normal RAM\n");
149 goto done; 151
150 } 152 address = drm_ati_alloc_pcigart_table();
153 if ( !address ) {
154 DRM_ERROR( "cannot allocate PCI GART page!\n" );
155 goto done;
156 }
157
158 if ( !dev->pdev ) {
159 DRM_ERROR( "PCI device unknown!\n" );
160 goto done;
161 }
151 162
152 if ( !dev->pdev ) { 163 bus_address = pci_map_single(dev->pdev, (void *)address,
153 DRM_ERROR( "PCI device unknown!\n" ); 164 ATI_PCIGART_TABLE_PAGES * PAGE_SIZE,
154 goto done; 165 PCI_DMA_TODEVICE);
166 if (bus_address == 0) {
167 DRM_ERROR( "unable to map PCIGART pages!\n" );
168 drm_ati_free_pcigart_table( address );
169 address = 0;
170 goto done;
171 }
155 } 172 }
156 173 else
157 bus_address = pci_map_single(dev->pdev, (void *)address, 174 {
158 ATI_PCIGART_TABLE_PAGES * PAGE_SIZE, 175 address = gart_info->addr;
159 PCI_DMA_TODEVICE); 176 bus_address = gart_info->bus_addr;
160 if (bus_address == 0) { 177 DRM_DEBUG("PCI: Gart Table: VRAM %08X mapped at %08lX\n", bus_address, address);
161 DRM_ERROR( "unable to map PCIGART pages!\n" );
162 drm_ati_free_pcigart_table( address );
163 address = 0;
164 goto done;
165 } 178 }
166 179
167 pci_gart = (u32 *)address; 180 pci_gart = (u32 *)address;
@@ -179,7 +192,7 @@ int drm_ati_pcigart_init( drm_device_t *dev,
179 PCI_DMA_TODEVICE); 192 PCI_DMA_TODEVICE);
180 if (entry->busaddr[i] == 0) { 193 if (entry->busaddr[i] == 0) {
181 DRM_ERROR( "unable to map PCIGART pages!\n" ); 194 DRM_ERROR( "unable to map PCIGART pages!\n" );
182 drm_ati_pcigart_cleanup( dev, address, bus_address ); 195 drm_ati_pcigart_cleanup(dev, gart_info);
183 address = 0; 196 address = 0;
184 bus_address = 0; 197 bus_address = 0;
185 goto done; 198 goto done;
@@ -187,7 +200,10 @@ int drm_ati_pcigart_init( drm_device_t *dev,
187 page_base = (u32) entry->busaddr[i]; 200 page_base = (u32) entry->busaddr[i];
188 201
189 for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) { 202 for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) {
190 *pci_gart++ = cpu_to_le32( page_base ); 203 if (gart_info->is_pcie)
204 *pci_gart = (cpu_to_le32(page_base)>>8) | 0xc;
205 else
206 *pci_gart++ = cpu_to_le32( page_base );
191 page_base += ATI_PCIGART_PAGE_SIZE; 207 page_base += ATI_PCIGART_PAGE_SIZE;
192 } 208 }
193 } 209 }
@@ -201,8 +217,8 @@ int drm_ati_pcigart_init( drm_device_t *dev,
201#endif 217#endif
202 218
203done: 219done:
204 *addr = address; 220 gart_info->addr = address;
205 *bus_addr = bus_address; 221 gart_info->bus_addr = bus_address;
206 return ret; 222 return ret;
207} 223}
208EXPORT_SYMBOL(drm_ati_pcigart_init); 224EXPORT_SYMBOL(drm_ati_pcigart_init);
diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h
index 6f98701dfe15..c164c76e33f3 100644
--- a/drivers/char/drm/drmP.h
+++ b/drivers/char/drm/drmP.h
@@ -532,6 +532,17 @@ typedef struct drm_vbl_sig {
532} drm_vbl_sig_t; 532} drm_vbl_sig_t;
533 533
534 534
535/* location of GART table */
536#define DRM_ATI_GART_MAIN 1
537#define DRM_ATI_GART_FB 2
538
539typedef struct ati_pcigart_info {
540 int gart_table_location;
541 int is_pcie;
542 unsigned long addr;
543 dma_addr_t bus_addr;
544} drm_ati_pcigart_info;
545
535/** 546/**
536 * DRM driver structure. This structure represent the common code for 547 * DRM driver structure. This structure represent the common code for
537 * a family of cards. There will one drm_device for each card present 548 * a family of cards. There will one drm_device for each card present
@@ -975,12 +986,8 @@ extern int drm_sg_free(struct inode *inode, struct file *filp,
975 unsigned int cmd, unsigned long arg); 986 unsigned int cmd, unsigned long arg);
976 987
977 /* ATI PCIGART support (ati_pcigart.h) */ 988 /* ATI PCIGART support (ati_pcigart.h) */
978extern int drm_ati_pcigart_init(drm_device_t *dev, 989extern int drm_ati_pcigart_init(drm_device_t * dev, drm_ati_pcigart_info *gart_info);
979 unsigned long *addr, 990extern int drm_ati_pcigart_cleanup(drm_device_t * dev, drm_ati_pcigart_info *gart_info);
980 dma_addr_t *bus_addr);
981extern int drm_ati_pcigart_cleanup(drm_device_t *dev,
982 unsigned long addr,
983 dma_addr_t bus_addr);
984 991
985extern drm_dma_handle_t *drm_pci_alloc(drm_device_t *dev, size_t size, 992extern drm_dma_handle_t *drm_pci_alloc(drm_device_t *dev, size_t size,
986 size_t align, dma_addr_t maxaddr); 993 size_t align, dma_addr_t maxaddr);
@@ -1038,6 +1045,11 @@ static __inline__ int drm_device_is_agp(drm_device_t *dev)
1038 return pci_find_capability(dev->pdev, PCI_CAP_ID_AGP); 1045 return pci_find_capability(dev->pdev, PCI_CAP_ID_AGP);
1039} 1046}
1040 1047
1048static __inline__ int drm_device_is_pcie(drm_device_t *dev)
1049{
1050 return pci_find_capability(dev->pdev, PCI_CAP_ID_EXP);
1051}
1052
1041static __inline__ void drm_core_dropmap(struct drm_map *map) 1053static __inline__ void drm_core_dropmap(struct drm_map *map)
1042{ 1054{
1043} 1055}
diff --git a/drivers/char/drm/r128_cce.c b/drivers/char/drm/r128_cce.c
index 895152206b31..ac3ea2bc9b28 100644
--- a/drivers/char/drm/r128_cce.c
+++ b/drivers/char/drm/r128_cce.c
@@ -562,14 +562,16 @@ static int r128_do_init_cce( drm_device_t *dev, drm_r128_init_t *init )
562#if __OS_HAS_AGP 562#if __OS_HAS_AGP
563 if ( dev_priv->is_pci ) { 563 if ( dev_priv->is_pci ) {
564#endif 564#endif
565 if (!drm_ati_pcigart_init( dev, &dev_priv->phys_pci_gart, 565 dev_priv->gart_info.gart_table_location = DRM_ATI_GART_MAIN;
566 &dev_priv->bus_pci_gart) ) { 566 dev_priv->gart_info.addr = dev_priv->gart_info.bus_addr = 0;
567 dev_priv->gart_info.is_pcie = 0;
568 if (!drm_ati_pcigart_init(dev, &dev_priv->gart_info)) {
567 DRM_ERROR( "failed to init PCI GART!\n" ); 569 DRM_ERROR( "failed to init PCI GART!\n" );
568 dev->dev_private = (void *)dev_priv; 570 dev->dev_private = (void *)dev_priv;
569 r128_do_cleanup_cce( dev ); 571 r128_do_cleanup_cce( dev );
570 return DRM_ERR(ENOMEM); 572 return DRM_ERR(ENOMEM);
571 } 573 }
572 R128_WRITE( R128_PCI_GART_PAGE, dev_priv->bus_pci_gart ); 574 R128_WRITE(R128_PCI_GART_PAGE, dev_priv->gart_info.bus_addr);
573#if __OS_HAS_AGP 575#if __OS_HAS_AGP
574 } 576 }
575#endif 577#endif
@@ -607,10 +609,10 @@ int r128_do_cleanup_cce( drm_device_t *dev )
607 } else 609 } else
608#endif 610#endif
609 { 611 {
610 if (!drm_ati_pcigart_cleanup( dev, 612 if (dev_priv->gart_info.bus_addr)
611 dev_priv->phys_pci_gart, 613 if (!drm_ati_pcigart_cleanup( dev,
612 dev_priv->bus_pci_gart )) 614 &dev_priv->gart_info))
613 DRM_ERROR( "failed to cleanup PCI GART!\n" ); 615 DRM_ERROR( "failed to cleanup PCI GART!\n" );
614 } 616 }
615 617
616 drm_free( dev->dev_private, sizeof(drm_r128_private_t), 618 drm_free( dev->dev_private, sizeof(drm_r128_private_t),
diff --git a/drivers/char/drm/r128_drv.h b/drivers/char/drm/r128_drv.h
index 0fb687c9505e..938dfaea553a 100644
--- a/drivers/char/drm/r128_drv.h
+++ b/drivers/char/drm/r128_drv.h
@@ -88,8 +88,6 @@ typedef struct drm_r128_private {
88 88
89 int usec_timeout; 89 int usec_timeout;
90 int is_pci; 90 int is_pci;
91 unsigned long phys_pci_gart;
92 dma_addr_t bus_pci_gart;
93 unsigned long cce_buffers_offset; 91 unsigned long cce_buffers_offset;
94 92
95 atomic_t idle_count; 93 atomic_t idle_count;
@@ -120,6 +118,7 @@ typedef struct drm_r128_private {
120 drm_local_map_t *cce_ring; 118 drm_local_map_t *cce_ring;
121 drm_local_map_t *ring_rptr; 119 drm_local_map_t *ring_rptr;
122 drm_local_map_t *agp_textures; 120 drm_local_map_t *agp_textures;
121 drm_ati_pcigart_info gart_info;
123} drm_r128_private_t; 122} drm_r128_private_t;
124 123
125typedef struct drm_r128_buf_priv { 124typedef struct drm_r128_buf_priv {
diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index 6d9080a3ca7e..6dff5e43f713 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -825,6 +825,12 @@ static int RADEON_READ_PLL(drm_device_t *dev, int addr)
825 return RADEON_READ(RADEON_CLOCK_CNTL_DATA); 825 return RADEON_READ(RADEON_CLOCK_CNTL_DATA);
826} 826}
827 827
828static int RADEON_READ_PCIE(drm_radeon_private_t *dev_priv, int addr)
829{
830 RADEON_WRITE8(RADEON_PCIE_INDEX, addr & 0xff);
831 return RADEON_READ(RADEON_PCIE_DATA);
832}
833
828#if RADEON_FIFO_DEBUG 834#if RADEON_FIFO_DEBUG
829static void radeon_status( drm_radeon_private_t *dev_priv ) 835static void radeon_status( drm_radeon_private_t *dev_priv )
830{ 836{
@@ -1241,17 +1247,46 @@ static void radeon_cp_init_ring_buffer( drm_device_t *dev,
1241 RADEON_ISYNC_CPSCRATCH_IDLEGUI) ); 1247 RADEON_ISYNC_CPSCRATCH_IDLEGUI) );
1242} 1248}
1243 1249
1250/* Enable or disable PCI-E GART on the chip */
1251static void radeon_set_pciegart(drm_radeon_private_t * dev_priv, int on)
1252{
1253 u32 tmp = RADEON_READ_PCIE(dev_priv, RADEON_PCIE_TX_GART_CNTL);
1254 if (on) {
1255
1256 DRM_DEBUG("programming pcie %08X %08lX %08X\n",
1257 dev_priv->gart_vm_start, (long)dev_priv->gart_info.bus_addr,
1258 dev_priv->gart_size);
1259 RADEON_WRITE_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_LO, dev_priv->gart_vm_start);
1260 RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_BASE, dev_priv->gart_info.bus_addr);
1261 RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_START_LO, dev_priv->gart_vm_start);
1262 RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_END_LO, dev_priv->gart_vm_start
1263 + dev_priv->gart_size - 1);
1264
1265 RADEON_WRITE(RADEON_MC_AGP_LOCATION, 0xffffffc0); /* ?? */
1266
1267 RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_CNTL, RADEON_PCIE_TX_GART_EN);
1268 } else {
1269 RADEON_WRITE_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp & ~RADEON_PCIE_TX_GART_EN);
1270 }
1271}
1272
1244/* Enable or disable PCI GART on the chip */ 1273/* Enable or disable PCI GART on the chip */
1245static void radeon_set_pcigart( drm_radeon_private_t *dev_priv, int on ) 1274static void radeon_set_pcigart( drm_radeon_private_t *dev_priv, int on )
1246{ 1275{
1247 u32 tmp = RADEON_READ( RADEON_AIC_CNTL ); 1276 u32 tmp = RADEON_READ( RADEON_AIC_CNTL );
1248 1277
1278 if (dev_priv->flags & CHIP_IS_PCIE)
1279 {
1280 radeon_set_pciegart(dev_priv, on);
1281 return;
1282 }
1283
1249 if ( on ) { 1284 if ( on ) {
1250 RADEON_WRITE( RADEON_AIC_CNTL, tmp | RADEON_PCIGART_TRANSLATE_EN ); 1285 RADEON_WRITE( RADEON_AIC_CNTL, tmp | RADEON_PCIGART_TRANSLATE_EN );
1251 1286
1252 /* set PCI GART page-table base address 1287 /* set PCI GART page-table base address
1253 */ 1288 */
1254 RADEON_WRITE( RADEON_AIC_PT_BASE, dev_priv->bus_pci_gart ); 1289 RADEON_WRITE(RADEON_AIC_PT_BASE, dev_priv->gart_info.bus_addr);
1255 1290
1256 /* set address range for PCI address translate 1291 /* set address range for PCI address translate
1257 */ 1292 */
@@ -1519,8 +1554,28 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
1519 } else 1554 } else
1520#endif 1555#endif
1521 { 1556 {
1522 if (!drm_ati_pcigart_init( dev, &dev_priv->phys_pci_gart, 1557 /* if we have an offset set from userspace */
1523 &dev_priv->bus_pci_gart)) { 1558 if (dev_priv->pcigart_offset) {
1559 dev_priv->gart_info.bus_addr = dev_priv->pcigart_offset + dev_priv->fb_location;
1560 dev_priv->gart_info.addr = (unsigned long)drm_ioremap(dev_priv->gart_info.bus_addr, RADEON_PCIGART_TABLE_SIZE, dev);
1561
1562 dev_priv->gart_info.is_pcie = !!(dev_priv->flags & CHIP_IS_PCIE);
1563 dev_priv->gart_info.gart_table_location = DRM_ATI_GART_FB;
1564
1565 DRM_DEBUG("Setting phys_pci_gart to %08lX %08lX\n", dev_priv->gart_info.addr, dev_priv->pcigart_offset);
1566 }
1567 else {
1568 dev_priv->gart_info.gart_table_location = DRM_ATI_GART_MAIN;
1569 dev_priv->gart_info.addr = dev_priv->gart_info.bus_addr= 0;
1570 if (dev_priv->flags & CHIP_IS_PCIE)
1571 {
1572 DRM_ERROR("Cannot use PCI Express without GART in FB memory\n");
1573 radeon_do_cleanup_cp(dev);
1574 return DRM_ERR(EINVAL);
1575 }
1576 }
1577
1578 if (!drm_ati_pcigart_init(dev, &dev_priv->gart_info)) {
1524 DRM_ERROR( "failed to init PCI GART!\n" ); 1579 DRM_ERROR( "failed to init PCI GART!\n" );
1525 dev->dev_private = (void *)dev_priv; 1580 dev->dev_private = (void *)dev_priv;
1526 radeon_do_cleanup_cp(dev); 1581 radeon_do_cleanup_cp(dev);
@@ -1568,10 +1623,15 @@ static int radeon_do_cleanup_cp( drm_device_t *dev )
1568 } else 1623 } else
1569#endif 1624#endif
1570 { 1625 {
1571 if (!drm_ati_pcigart_cleanup( dev, 1626 if (dev_priv->gart_info.bus_addr)
1572 dev_priv->phys_pci_gart, 1627 if (!drm_ati_pcigart_cleanup(dev, &dev_priv->gart_info))
1573 dev_priv->bus_pci_gart )) 1628 DRM_ERROR("failed to cleanup PCI GART!\n");
1574 DRM_ERROR( "failed to cleanup PCI GART!\n" ); 1629
1630 if (dev_priv->gart_info.gart_table_location == DRM_ATI_GART_FB)
1631 {
1632 drm_ioremapfree((void *)dev_priv->gart_info.addr, RADEON_PCIGART_TABLE_SIZE, dev);
1633 dev_priv->gart_info.addr = 0;
1634 }
1575 } 1635 }
1576 1636
1577 /* only clear to the start of flags */ 1637 /* only clear to the start of flags */
@@ -2057,6 +2117,9 @@ int radeon_driver_preinit(struct drm_device *dev, unsigned long flags)
2057 if (drm_device_is_agp(dev)) 2117 if (drm_device_is_agp(dev))
2058 dev_priv->flags |= CHIP_IS_AGP; 2118 dev_priv->flags |= CHIP_IS_AGP;
2059 2119
2120 if (drm_device_is_pcie(dev))
2121 dev_priv->flags |= CHIP_IS_PCIE;
2122
2060 DRM_DEBUG("%s card detected\n", 2123 DRM_DEBUG("%s card detected\n",
2061 ((dev_priv->flags & CHIP_IS_AGP) ? "AGP" : "PCI")); 2124 ((dev_priv->flags & CHIP_IS_AGP) ? "AGP" : "PCI"));
2062 return ret; 2125 return ret;
diff --git a/drivers/char/drm/radeon_drm.h b/drivers/char/drm/radeon_drm.h
index 67a8bf04970e..dd526617faec 100644
--- a/drivers/char/drm/radeon_drm.h
+++ b/drivers/char/drm/radeon_drm.h
@@ -698,6 +698,7 @@ typedef struct drm_radeon_setparam {
698 698
699#define RADEON_SETPARAM_FB_LOCATION 1 /* determined framebuffer location */ 699#define RADEON_SETPARAM_FB_LOCATION 1 /* determined framebuffer location */
700#define RADEON_SETPARAM_SWITCH_TILING 2 /* enable/disable color tiling */ 700#define RADEON_SETPARAM_SWITCH_TILING 2 /* enable/disable color tiling */
701#define RADEON_SETPARAM_PCIGART_LOCATION 3 /* PCI Gart Location */
701 702
702/* 1.14: Clients can allocate/free a surface 703/* 1.14: Clients can allocate/free a surface
703 */ 704 */
diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h
index 430598e1fa67..9c10141845e7 100644
--- a/drivers/char/drm/radeon_drv.h
+++ b/drivers/char/drm/radeon_drv.h
@@ -38,7 +38,7 @@
38 38
39#define DRIVER_NAME "radeon" 39#define DRIVER_NAME "radeon"
40#define DRIVER_DESC "ATI Radeon" 40#define DRIVER_DESC "ATI Radeon"
41#define DRIVER_DATE "20050720" 41#define DRIVER_DATE "20050911"
42 42
43/* Interface history: 43/* Interface history:
44 * 44 *
@@ -87,9 +87,10 @@
87 * R200_EMIT_PP_AFS_0/1, R200_EMIT_PP_TXCTLALL_0-5 (replaces 87 * R200_EMIT_PP_AFS_0/1, R200_EMIT_PP_TXCTLALL_0-5 (replaces
88 * R200_EMIT_PP_TXFILTER_0-5, 2 more regs) and R200_EMIT_ATF_TFACTOR 88 * R200_EMIT_PP_TXFILTER_0-5, 2 more regs) and R200_EMIT_ATF_TFACTOR
89 * (replaces R200_EMIT_TFACTOR_0 (8 consts instead of 6) 89 * (replaces R200_EMIT_TFACTOR_0 (8 consts instead of 6)
90 * 1.19- Add support for gart table in FB memory and PCIE r300
90 */ 91 */
91#define DRIVER_MAJOR 1 92#define DRIVER_MAJOR 1
92#define DRIVER_MINOR 18 93#define DRIVER_MINOR 19
93#define DRIVER_PATCHLEVEL 0 94#define DRIVER_PATCHLEVEL 0
94 95
95#define GET_RING_HEAD(dev_priv) DRM_READ32( (dev_priv)->ring_rptr, 0 ) 96#define GET_RING_HEAD(dev_priv) DRM_READ32( (dev_priv)->ring_rptr, 0 )
@@ -134,6 +135,7 @@ enum radeon_chip_flags {
134 CHIP_SINGLE_CRTC = 0x00040000UL, 135 CHIP_SINGLE_CRTC = 0x00040000UL,
135 CHIP_IS_AGP = 0x00080000UL, 136 CHIP_IS_AGP = 0x00080000UL,
136 CHIP_HAS_HIERZ = 0x00100000UL, 137 CHIP_HAS_HIERZ = 0x00100000UL,
138 CHIP_IS_PCIE = 0x00200000UL,
137}; 139};
138 140
139typedef struct drm_radeon_freelist { 141typedef struct drm_radeon_freelist {
@@ -213,8 +215,6 @@ typedef struct drm_radeon_private {
213 int microcode_version; 215 int microcode_version;
214 216
215 int is_pci; 217 int is_pci;
216 unsigned long phys_pci_gart;
217 dma_addr_t bus_pci_gart;
218 218
219 struct { 219 struct {
220 u32 boxes; 220 u32 boxes;
@@ -270,6 +270,9 @@ typedef struct drm_radeon_private {
270 struct radeon_surface surfaces[RADEON_MAX_SURFACES]; 270 struct radeon_surface surfaces[RADEON_MAX_SURFACES];
271 struct radeon_virt_surface virt_surfaces[2*RADEON_MAX_SURFACES]; 271 struct radeon_virt_surface virt_surfaces[2*RADEON_MAX_SURFACES];
272 272
273 unsigned long pcigart_offset;
274 drm_ati_pcigart_info gart_info;
275
273 /* starting from here on, data is preserved accross an open */ 276 /* starting from here on, data is preserved accross an open */
274 uint32_t flags; /* see radeon_chip_flags */ 277 uint32_t flags; /* see radeon_chip_flags */
275} drm_radeon_private_t; 278} drm_radeon_private_t;
@@ -373,6 +376,25 @@ extern int r300_do_cp_cmdbuf(drm_device_t* dev, DRMFILE filp,
373#define RADEON_CRTC2_OFFSET 0x0324 376#define RADEON_CRTC2_OFFSET 0x0324
374#define RADEON_CRTC2_OFFSET_CNTL 0x0328 377#define RADEON_CRTC2_OFFSET_CNTL 0x0328
375 378
379#define RADEON_PCIE_INDEX 0x0030
380#define RADEON_PCIE_DATA 0x0034
381#define RADEON_PCIE_TX_GART_CNTL 0x10
382# define RADEON_PCIE_TX_GART_EN (1 << 0)
383# define RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_PASS_THRU (0<<1)
384# define RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_CLAMP_LO (1<<1)
385# define RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD (3<<1)
386# define RADEON_PCIE_TX_GART_MODE_32_128_CACHE (0<<3)
387# define RADEON_PCIE_TX_GART_MODE_8_4_128_CACHE (1<<3)
388# define RADEON_PCIE_TX_GART_CHK_RW_VALID_EN (1<<5)
389# define RADEON_PCIE_TX_GART_INVALIDATE_TLB (1<<8)
390#define RADEON_PCIE_TX_DISCARD_RD_ADDR_LO 0x11
391#define RADEON_PCIE_TX_DISCARD_RD_ADDR_HI 0x12
392#define RADEON_PCIE_TX_GART_BASE 0x13
393#define RADEON_PCIE_TX_GART_START_LO 0x14
394#define RADEON_PCIE_TX_GART_START_HI 0x15
395#define RADEON_PCIE_TX_GART_END_LO 0x16
396#define RADEON_PCIE_TX_GART_END_HI 0x17
397
376#define RADEON_MPP_TB_CONFIG 0x01c0 398#define RADEON_MPP_TB_CONFIG 0x01c0
377#define RADEON_MEM_CNTL 0x0140 399#define RADEON_MEM_CNTL 0x0140
378#define RADEON_MEM_SDRAM_MODE_REG 0x0158 400#define RADEON_MEM_SDRAM_MODE_REG 0x0158
@@ -878,6 +900,8 @@ extern int r300_do_cp_cmdbuf(drm_device_t* dev, DRMFILE filp,
878 900
879#define RADEON_RING_HIGH_MARK 128 901#define RADEON_RING_HIGH_MARK 128
880 902
903#define RADEON_PCIGART_TABLE_SIZE (32*1024)
904
881#define RADEON_READ(reg) DRM_READ32( dev_priv->mmio, (reg) ) 905#define RADEON_READ(reg) DRM_READ32( dev_priv->mmio, (reg) )
882#define RADEON_WRITE(reg,val) DRM_WRITE32( dev_priv->mmio, (reg), (val) ) 906#define RADEON_WRITE(reg,val) DRM_WRITE32( dev_priv->mmio, (reg), (val) )
883#define RADEON_READ8(reg) DRM_READ8( dev_priv->mmio, (reg) ) 907#define RADEON_READ8(reg) DRM_READ8( dev_priv->mmio, (reg) )
@@ -890,6 +914,13 @@ do { \
890 RADEON_WRITE( RADEON_CLOCK_CNTL_DATA, (val) ); \ 914 RADEON_WRITE( RADEON_CLOCK_CNTL_DATA, (val) ); \
891} while (0) 915} while (0)
892 916
917#define RADEON_WRITE_PCIE( addr, val ) \
918do { \
919 RADEON_WRITE8( RADEON_PCIE_INDEX, \
920 ((addr) & 0xff)); \
921 RADEON_WRITE( RADEON_PCIE_DATA, (val) ); \
922} while (0)
923
893#define CP_PACKET0( reg, n ) \ 924#define CP_PACKET0( reg, n ) \
894 (RADEON_CP_PACKET0 | ((n) << 16) | ((reg) >> 2)) 925 (RADEON_CP_PACKET0 | ((n) << 16) | ((reg) >> 2))
895#define CP_PACKET0_TABLE( reg, n ) \ 926#define CP_PACKET0_TABLE( reg, n ) \
diff --git a/drivers/char/drm/radeon_state.c b/drivers/char/drm/radeon_state.c
index c4325f1e2294..74c2fe8033c2 100644
--- a/drivers/char/drm/radeon_state.c
+++ b/drivers/char/drm/radeon_state.c
@@ -3034,6 +3034,9 @@ static int radeon_cp_setparam( DRM_IOCTL_ARGS ) {
3034 dev_priv->sarea_priv->tiling_enabled = 1; 3034 dev_priv->sarea_priv->tiling_enabled = 1;
3035 } 3035 }
3036 break; 3036 break;
3037 case RADEON_SETPARAM_PCIGART_LOCATION:
3038 dev_priv->pcigart_offset = sp.value;
3039 break;
3037 default: 3040 default:
3038 DRM_DEBUG( "Invalid parameter %d\n", sp.param ); 3041 DRM_DEBUG( "Invalid parameter %d\n", sp.param );
3039 return DRM_ERR( EINVAL ); 3042 return DRM_ERR( EINVAL );