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-rw-r--r--linux-core/drm_drv.c21
-rw-r--r--linux-core/i810_dma.c24
-rw-r--r--linux/drm_drv.h21
-rw-r--r--linux/i810_dma.c24
4 files changed, 82 insertions, 8 deletions
diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c
index 7447ca6d..87da5951 100644
--- a/linux-core/drm_drv.c
+++ b/linux-core/drm_drv.c
@@ -81,6 +81,9 @@
#ifndef __HAVE_COUNTERS
#define __HAVE_COUNTERS 0
#endif
+#ifndef __HAVE_SG
+#define __HAVE_SG 0
+#endif
#ifndef DRIVER_PREINIT
#define DRIVER_PREINIT()
@@ -135,8 +138,10 @@ static drm_ioctl_desc_t DRM(ioctls)[] = {
[DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = { DRM(addmap), 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)] = { DRM(rmmap), 1, 0 },
+#if __HAVE_CTX_BITMAP
[DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = { DRM(setsareactx), 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = { DRM(getsareactx), 1, 0 },
+#endif
[DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = { DRM(addctx), 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = { DRM(rmctx), 1, 1 },
@@ -178,6 +183,11 @@ static drm_ioctl_desc_t DRM(ioctls)[] = {
[DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)] = { DRM(agp_unbind), 1, 1 },
#endif
+#if __HAVE_SG
+ [DRM_IOCTL_NR(DRM_IOCTL_SG_ALLOC)] = { DRM(sg_alloc), 1, 1 },
+ [DRM_IOCTL_NR(DRM_IOCTL_SG_FREE)] = { DRM(sg_free), 1, 1 },
+#endif
+
DRIVER_IOCTLS
};
@@ -415,6 +425,17 @@ static int DRM(takedown)( drm_device_t *dev )
* handled in the AGP/GART driver.
*/
break;
+ case _DRM_SCATTER_GATHER:
+ /* Handle it, but do nothing, if HAVE_SG
+ * isn't defined.
+ */
+#if __HAVE_SG
+ if(dev->sg) {
+ DRM(sg_cleanup)(dev->sg);
+ dev->sg = NULL;
+ }
+#endif
+ break;
}
DRM(free)(map, sizeof(*map), DRM_MEM_MAPS);
}
diff --git a/linux-core/i810_dma.c b/linux-core/i810_dma.c
index 4c90496a..8a5503ea 100644
--- a/linux-core/i810_dma.c
+++ b/linux-core/i810_dma.c
@@ -182,7 +182,11 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
if(buf_priv->currently_mapped == I810_BUF_MAPPED) return -EINVAL;
if(VM_DONTCOPY != 0) {
- down(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+ down( &current->mm->mmap_sem );
+#else
+ down_write( &current->mm->mmap_sem );
+#endif
old_fops = filp->f_op;
filp->f_op = &i810_buffer_fops;
dev_priv->mmap_buffer = buf;
@@ -198,7 +202,11 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
retcode = (signed int)buf_priv->virtual;
buf_priv->virtual = 0;
}
- up(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+ up( &current->mm->mmap_sem );
+#else
+ up_write( &current->mm->mmap_sem );
+#endif
} else {
buf_priv->virtual = buf_priv->kernel_virtual;
buf_priv->currently_mapped = I810_BUF_MAPPED;
@@ -214,7 +222,11 @@ static int i810_unmap_buffer(drm_buf_t *buf)
if(VM_DONTCOPY != 0) {
if(buf_priv->currently_mapped != I810_BUF_MAPPED)
return -EINVAL;
- down(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+ down( &current->mm->mmap_sem );
+#else
+ down_write( &current->mm->mmap_sem );
+#endif
#if LINUX_VERSION_CODE < 0x020399
retcode = do_munmap((unsigned long)buf_priv->virtual,
(size_t) buf->total);
@@ -223,7 +235,11 @@ static int i810_unmap_buffer(drm_buf_t *buf)
(unsigned long)buf_priv->virtual,
(size_t) buf->total);
#endif
- up(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+ up( &current->mm->mmap_sem );
+#else
+ up_write( &current->mm->mmap_sem );
+#endif
}
buf_priv->currently_mapped = I810_BUF_UNMAPPED;
buf_priv->virtual = 0;
diff --git a/linux/drm_drv.h b/linux/drm_drv.h
index 7447ca6d..87da5951 100644
--- a/linux/drm_drv.h
+++ b/linux/drm_drv.h
@@ -81,6 +81,9 @@
#ifndef __HAVE_COUNTERS
#define __HAVE_COUNTERS 0
#endif
+#ifndef __HAVE_SG
+#define __HAVE_SG 0
+#endif
#ifndef DRIVER_PREINIT
#define DRIVER_PREINIT()
@@ -135,8 +138,10 @@ static drm_ioctl_desc_t DRM(ioctls)[] = {
[DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = { DRM(addmap), 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)] = { DRM(rmmap), 1, 0 },
+#if __HAVE_CTX_BITMAP
[DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = { DRM(setsareactx), 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = { DRM(getsareactx), 1, 0 },
+#endif
[DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = { DRM(addctx), 1, 1 },
[DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = { DRM(rmctx), 1, 1 },
@@ -178,6 +183,11 @@ static drm_ioctl_desc_t DRM(ioctls)[] = {
[DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)] = { DRM(agp_unbind), 1, 1 },
#endif
+#if __HAVE_SG
+ [DRM_IOCTL_NR(DRM_IOCTL_SG_ALLOC)] = { DRM(sg_alloc), 1, 1 },
+ [DRM_IOCTL_NR(DRM_IOCTL_SG_FREE)] = { DRM(sg_free), 1, 1 },
+#endif
+
DRIVER_IOCTLS
};
@@ -415,6 +425,17 @@ static int DRM(takedown)( drm_device_t *dev )
* handled in the AGP/GART driver.
*/
break;
+ case _DRM_SCATTER_GATHER:
+ /* Handle it, but do nothing, if HAVE_SG
+ * isn't defined.
+ */
+#if __HAVE_SG
+ if(dev->sg) {
+ DRM(sg_cleanup)(dev->sg);
+ dev->sg = NULL;
+ }
+#endif
+ break;
}
DRM(free)(map, sizeof(*map), DRM_MEM_MAPS);
}
diff --git a/linux/i810_dma.c b/linux/i810_dma.c
index 4c90496a..8a5503ea 100644
--- a/linux/i810_dma.c
+++ b/linux/i810_dma.c
@@ -182,7 +182,11 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
if(buf_priv->currently_mapped == I810_BUF_MAPPED) return -EINVAL;
if(VM_DONTCOPY != 0) {
- down(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+ down( &current->mm->mmap_sem );
+#else
+ down_write( &current->mm->mmap_sem );
+#endif
old_fops = filp->f_op;
filp->f_op = &i810_buffer_fops;
dev_priv->mmap_buffer = buf;
@@ -198,7 +202,11 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
retcode = (signed int)buf_priv->virtual;
buf_priv->virtual = 0;
}
- up(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+ up( &current->mm->mmap_sem );
+#else
+ up_write( &current->mm->mmap_sem );
+#endif
} else {
buf_priv->virtual = buf_priv->kernel_virtual;
buf_priv->currently_mapped = I810_BUF_MAPPED;
@@ -214,7 +222,11 @@ static int i810_unmap_buffer(drm_buf_t *buf)
if(VM_DONTCOPY != 0) {
if(buf_priv->currently_mapped != I810_BUF_MAPPED)
return -EINVAL;
- down(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+ down( &current->mm->mmap_sem );
+#else
+ down_write( &current->mm->mmap_sem );
+#endif
#if LINUX_VERSION_CODE < 0x020399
retcode = do_munmap((unsigned long)buf_priv->virtual,
(size_t) buf->total);
@@ -223,7 +235,11 @@ static int i810_unmap_buffer(drm_buf_t *buf)
(unsigned long)buf_priv->virtual,
(size_t) buf->total);
#endif
- up(&current->mm->mmap_sem);
+#if LINUX_VERSION_CODE <= 0x020402
+ up( &current->mm->mmap_sem );
+#else
+ up_write( &current->mm->mmap_sem );
+#endif
}
buf_priv->currently_mapped = I810_BUF_UNMAPPED;
buf_priv->virtual = 0;
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-04 12:26:21 +0000