diff options
| author | Thomas Hellstrom <thomas@tungstengraphics.com> | 2006-08-07 22:03:22 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2006-09-22 05:32:31 +1000 |
| commit | ce65a44de07f73ceda1749812b75086b7add408d (patch) | |
| tree | 9656065df50d0125b834e100aa2f5038c8d207e7 /drivers/char/drm/sis_drv.c | |
| parent | 3a1bd924f36da202e480a0e0174b2878c0924a05 (diff) | |
| download | linux-ce65a44de07f73ceda1749812b75086b7add408d.tar.gz | |
drm: add drm simple memory manager support for SiS and VIA drivers
This add support to the SiS and VIA drivers for the simple memory manager.
This fixes a lot of problems with the current simple code these drivers used,
including locking and SMP issues.
Signed-off-by: Dave Airlie <airlied@linux.ie>
Diffstat (limited to 'drivers/char/drm/sis_drv.c')
| -rw-r--r-- | drivers/char/drm/sis_drv.c | 38 |
1 files changed, 35 insertions, 3 deletions
diff --git a/drivers/char/drm/sis_drv.c b/drivers/char/drm/sis_drv.c index 5e9dc86f2956f5..93880e44920140 100644 --- a/drivers/char/drm/sis_drv.c +++ b/drivers/char/drm/sis_drv.c @@ -35,11 +35,43 @@ static struct pci_device_id pciidlist[] = { sisdrv_PCI_IDS }; +static int sis_driver_load(drm_device_t *dev, unsigned long chipset) +{ + drm_sis_private_t *dev_priv; + int ret; + + dev_priv = drm_calloc(1, sizeof(drm_sis_private_t), DRM_MEM_DRIVER); + if (dev_priv == NULL) + return DRM_ERR(ENOMEM); + + dev->dev_private = (void *)dev_priv; + dev_priv->chipset = chipset; + ret = drm_sman_init(&dev_priv->sman, 2, 12, 8); + if (ret) { + drm_free(dev_priv, sizeof(dev_priv), DRM_MEM_DRIVER); + } + + return ret; +} + +static int sis_driver_unload(drm_device_t *dev) +{ + drm_sis_private_t *dev_priv = dev->dev_private; + + drm_sman_takedown(&dev_priv->sman); + drm_free(dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER); + + return 0; +} + static struct drm_driver driver = { .driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR, - .context_ctor = sis_init_context, - .context_dtor = sis_final_context, - .reclaim_buffers = drm_core_reclaim_buffers, + .load = sis_driver_load, + .unload = sis_driver_unload, + .context_dtor = NULL, + .reclaim_buffers = NULL, + .reclaim_buffers_locked = sis_reclaim_buffers_locked, + .lastclose = sis_lastclose, .get_map_ofs = drm_core_get_map_ofs, .get_reg_ofs = drm_core_get_reg_ofs, .ioctls = sis_ioctls, |