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-rw-r--r--linux/Kconfig19
-rw-r--r--linux/drm_agpsupport.h64
-rw-r--r--linux/drm_dma.h2
-rw-r--r--linux/drm_drv.h2
-rw-r--r--linux/drm_vm.h2
5 files changed, 56 insertions, 33 deletions
diff --git a/linux/Kconfig b/linux/Kconfig
index 994371de..d0358e95 100644
--- a/linux/Kconfig
+++ b/linux/Kconfig
@@ -24,10 +24,10 @@ config DRM_TDFX
config DRM_GAMMA
tristate "3dlabs GMX 2000"
- depends on DRM && n
+ depends on DRM
help
- This is the old gamma driver, disabled for now unless somebody
- tells me it actually might work.
+ This is the old gamma driver, please tell me if it might actually
+ work.
config DRM_R128
tristate "ATI Rage 128"
@@ -49,7 +49,7 @@ config DRM_RADEON
config DRM_I810
tristate "Intel I810"
- depends on DRM && AGP
+ depends on DRM && AGP && AGP_INTEL
help
Choose this option if you have an Intel I810 graphics card. If M is
selected, the module will be called i810. AGP support is required
@@ -57,7 +57,7 @@ config DRM_I810
config DRM_I830
tristate "Intel 830M, 845G, 852GM, 855GM, 865G"
- depends on DRM && AGP
+ depends on DRM && AGP && AGP_INTEL
help
Choose this option if you have a system that has Intel 830M, 845G,
852GM, 855GM or 865G integrated graphics. If M is selected, the
@@ -72,3 +72,12 @@ config DRM_MGA
Choose this option if you have a Matrox G200, G400 or G450 graphics
card. If M is selected, the module will be called mga. AGP
support is required for this driver to work.
+
+config DRM_SIS
+ tristate "SiS video cards"
+ depends on DRM && AGP && FB_SIS
+ help
+ Choose this option if you have a SiS 630 or compatibel video
+ chipset. If M is selected the module will be called sis. AGP
+ and SiS FB support is required for this driver to work.
+
diff --git a/linux/drm_agpsupport.h b/linux/drm_agpsupport.h
index a8f6197b..0f281b57 100644
--- a/linux/drm_agpsupport.h
+++ b/linux/drm_agpsupport.h
@@ -110,7 +110,8 @@ int DRM(agp_acquire)(struct inode *inode, struct file *filp,
if ( dev->agp->cant_use_aperture )
return -EINVAL;
#endif
- if ((retcode = drm_agp->acquire())) return retcode;
+ if ((retcode = drm_agp->acquire()))
+ return retcode;
dev->agp->acquired = 1;
return 0;
}
@@ -147,7 +148,8 @@ int DRM(agp_release)(struct inode *inode, struct file *filp,
*/
void DRM(agp_do_release)(void)
{
- if (drm_agp->release) drm_agp->release();
+ if (drm_agp->release)
+ drm_agp->release();
}
/**
@@ -205,7 +207,8 @@ int DRM(agp_alloc)(struct inode *inode, struct file *filp,
unsigned long pages;
u32 type;
- if (!dev->agp || !dev->agp->acquired) return -EINVAL;
+ if (!dev->agp || !dev->agp->acquired)
+ return -EINVAL;
if (copy_from_user(&request, (drm_agp_buffer_t *)arg, sizeof(request)))
return -EFAULT;
if (!(entry = DRM(alloc)(sizeof(*entry), DRM_MEM_AGPLISTS)))
@@ -227,11 +230,12 @@ int DRM(agp_alloc)(struct inode *inode, struct file *filp,
entry->pages = pages;
entry->prev = NULL;
entry->next = dev->agp->memory;
- if (dev->agp->memory) dev->agp->memory->prev = entry;
+ if (dev->agp->memory)
+ dev->agp->memory->prev = entry;
dev->agp->memory = entry;
request.handle = entry->handle;
- request.physical = memory->physical;
+ request.physical = memory->physical;
if (copy_to_user((drm_agp_buffer_t *)arg, &request, sizeof(request))) {
dev->agp->memory = entry->next;
@@ -258,7 +262,8 @@ static drm_agp_mem_t *DRM(agp_lookup_entry)(drm_device_t *dev,
drm_agp_mem_t *entry;
for (entry = dev->agp->memory; entry; entry = entry->next) {
- if (entry->handle == handle) return entry;
+ if (entry->handle == handle)
+ return entry;
}
return NULL;
}
@@ -284,12 +289,14 @@ int DRM(agp_unbind)(struct inode *inode, struct file *filp,
drm_agp_mem_t *entry;
int ret;
- if (!dev->agp || !dev->agp->acquired) return -EINVAL;
+ if (!dev->agp || !dev->agp->acquired)
+ return -EINVAL;
if (copy_from_user(&request, (drm_agp_binding_t *)arg, sizeof(request)))
return -EFAULT;
if (!(entry = DRM(agp_lookup_entry)(dev, request.handle)))
return -EINVAL;
- if (!entry->bound) return -EINVAL;
+ if (!entry->bound)
+ return -EINVAL;
ret = DRM(unbind_agp)(entry->memory);
if (ret == 0)
entry->bound = 0;
@@ -325,9 +332,11 @@ int DRM(agp_bind)(struct inode *inode, struct file *filp,
return -EFAULT;
if (!(entry = DRM(agp_lookup_entry)(dev, request.handle)))
return -EINVAL;
- if (entry->bound) return -EINVAL;
+ if (entry->bound)
+ return -EINVAL;
page = (request.offset + PAGE_SIZE - 1) / PAGE_SIZE;
- if ((retcode = DRM(bind_agp)(entry->memory, page))) return retcode;
+ if ((retcode = DRM(bind_agp)(entry->memory, page)))
+ return retcode;
entry->bound = dev->agp->base + (page << PAGE_SHIFT);
DRM_DEBUG("base = 0x%lx entry->bound = 0x%lx\n",
dev->agp->base, entry->bound);
@@ -356,16 +365,23 @@ int DRM(agp_free)(struct inode *inode, struct file *filp,
drm_agp_buffer_t request;
drm_agp_mem_t *entry;
- if (!dev->agp || !dev->agp->acquired) return -EINVAL;
+ if (!dev->agp || !dev->agp->acquired)
+ return -EINVAL;
if (copy_from_user(&request, (drm_agp_buffer_t *)arg, sizeof(request)))
return -EFAULT;
if (!(entry = DRM(agp_lookup_entry)(dev, request.handle)))
return -EINVAL;
- if (entry->bound) DRM(unbind_agp)(entry->memory);
+ if (entry->bound)
+ DRM(unbind_agp)(entry->memory);
+
+ if (entry->prev)
+ entry->prev->next = entry->next;
+ else
+ dev->agp->memory = entry->next;
+
+ if (entry->next)
+ entry->next->prev = entry->prev;
- if (entry->prev) entry->prev->next = entry->next;
- else dev->agp->memory = entry->next;
- if (entry->next) entry->next->prev = entry->prev;
DRM(free_agp)(entry->memory, entry->pages);
DRM(free)(entry, sizeof(*entry), DRM_MEM_AGPLISTS);
return 0;
@@ -402,12 +418,6 @@ drm_agp_head_t *DRM(agp_init)(void)
head->cant_use_aperture = head->agp_info.cant_use_aperture;
head->page_mask = head->agp_info.page_mask;
#endif
-
- DRM_INFO("AGP %d.%d aperture @ 0x%08lx %ZuMB\n",
- head->agp_info.version.major,
- head->agp_info.version.minor,
- head->agp_info.aper_base,
- head->agp_info.aper_size);
}
return head;
}
@@ -426,14 +436,16 @@ void DRM(agp_uninit)(void)
/** Calls drm_agp->allocate_memory() */
DRM_AGP_MEM *DRM(agp_allocate_memory)(size_t pages, u32 type)
{
- if (!drm_agp->allocate_memory) return NULL;
+ if (!drm_agp->allocate_memory)
+ return NULL;
return drm_agp->allocate_memory(pages, type);
}
/** Calls drm_agp->free_memory() */
int DRM(agp_free_memory)(DRM_AGP_MEM *handle)
{
- if (!handle || !drm_agp->free_memory) return 0;
+ if (!handle || !drm_agp->free_memory)
+ return 0;
drm_agp->free_memory(handle);
return 1;
}
@@ -441,14 +453,16 @@ int DRM(agp_free_memory)(DRM_AGP_MEM *handle)
/** Calls drm_agp->bind_memory() */
int DRM(agp_bind_memory)(DRM_AGP_MEM *handle, off_t start)
{
- if (!handle || !drm_agp->bind_memory) return -EINVAL;
+ if (!handle || !drm_agp->bind_memory)
+ return -EINVAL;
return drm_agp->bind_memory(handle, start);
}
/** Calls drm_agp->unbind_memory() */
int DRM(agp_unbind_memory)(DRM_AGP_MEM *handle)
{
- if (!handle || !drm_agp->unbind_memory) return -EINVAL;
+ if (!handle || !drm_agp->unbind_memory)
+ return -EINVAL;
return drm_agp->unbind_memory(handle);
}
diff --git a/linux/drm_dma.h b/linux/drm_dma.h
index 8e0ec95e..aef84d4e 100644
--- a/linux/drm_dma.h
+++ b/linux/drm_dma.h
@@ -239,7 +239,7 @@ int DRM(irq_install)( drm_device_t *dev, int irq )
down( &dev->struct_sem );
- /* Driver must have been initialized */
+ /* Driver must have been initialized */
if ( !dev->dev_private ) {
up( &dev->struct_sem );
return -EINVAL;
diff --git a/linux/drm_drv.h b/linux/drm_drv.h
index 5f3eebe3..d62156b3 100644
--- a/linux/drm_drv.h
+++ b/linux/drm_drv.h
@@ -344,7 +344,6 @@ static int DRM(setup)( drm_device_t *dev )
dev->last_context = 0;
dev->last_switch = 0;
dev->last_checked = 0;
- init_timer( &dev->timer );
init_waitqueue_head( &dev->context_wait );
dev->ctx_start = 0;
@@ -624,6 +623,7 @@ static int __init drm_init( void )
dev = &(DRM(device)[i]);
memset( (void *)dev, 0, sizeof(*dev) );
dev->count_lock = SPIN_LOCK_UNLOCKED;
+ init_timer( &dev->timer );
sema_init( &dev->struct_sem, 1 );
if ((DRM(minor)[i] = DRM(stub_register)(DRIVER_NAME, &DRM(fops),dev)) < 0)
diff --git a/linux/drm_vm.h b/linux/drm_vm.h
index c1dfb377..29cad56d 100644
--- a/linux/drm_vm.h
+++ b/linux/drm_vm.h
@@ -510,7 +510,7 @@ int DRM(mmap)(struct file *filp, struct vm_area_struct *vma)
if (map->size != vma->vm_end - vma->vm_start) return -EINVAL;
if (!capable(CAP_SYS_ADMIN) && (map->flags & _DRM_READ_ONLY)) {
- vma->vm_flags &= (VM_READ | VM_MAYREAD);
+ vma->vm_flags &= ~(VM_WRITE | VM_MAYWRITE);
#if defined(__i386__) || defined(__x86_64__)
pgprot_val(vma->vm_page_prot) &= ~_PAGE_RW;
#else
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-04 13:34:06 +0000