int radeon_fbdev_init(struct radeon_device *rdev)
{
struct radeon_fbdev *rfbdev;
int bpp_sel = 32;
int ret;
/* don't enable fbdev if no connectors */
if (list_empty(&rdev->ddev->mode_config.connector_list))
return 0;
/* select 8 bpp console on 8MB cards, or 16 bpp on RN50 or 32MB */
if (rdev->mc.real_vram_size <= (8*1024*1024))
bpp_sel = 8;
else if (ASIC_IS_RN50(rdev) ||
rdev->mc.real_vram_size <= (32*1024*1024))
bpp_sel = 16;
rfbdev = kzalloc(sizeof(struct radeon_fbdev), GFP_KERNEL);
if (!rfbdev)
return -ENOMEM;
rfbdev->rdev = rdev;
rdev->mode_info.rfbdev = rfbdev;
drm_fb_helper_prepare(rdev->ddev, &rfbdev->helper,
&radeon_fb_helper_funcs);
ret = drm_fb_helper_init(rdev->ddev, &rfbdev->helper,
RADEONFB_CONN_LIMIT);
if (ret)
goto free;
ret = drm_fb_helper_single_add_all_connectors(&rfbdev->helper);
if (ret)
goto fini;
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(rdev->ddev);
ret = drm_fb_helper_initial_config(&rfbdev->helper, bpp_sel);
if (ret)
goto fini;
return 0;
fini:
drm_fb_helper_fini(&rfbdev->helper);
free:
kfree(rfbdev);
return ret;
}
int radeon_fbdev_init(struct radeon_device *rdev)
{
struct radeon_fbdev *rfbdev;
int bpp_sel = 32;
int ret;
/* select 8 bpp console on RN50 or 16MB cards */
if (ASIC_IS_RN50(rdev) || rdev->mc.real_vram_size <= (32*1024*1024))
bpp_sel = 8;
rfbdev = kzalloc(sizeof(struct radeon_fbdev), GFP_KERNEL);
if (!rfbdev)
return -ENOMEM;
rfbdev->rdev = rdev;
rdev->mode_info.rfbdev = rfbdev;
drm_fb_helper_prepare(rdev->ddev, &rfbdev->helper,
&radeon_fb_helper_funcs);
ret = drm_fb_helper_init(rdev->ddev, &rfbdev->helper,
rdev->num_crtc,
RADEONFB_CONN_LIMIT);
if (ret) {
kfree(rfbdev);
return ret;
}
drm_fb_helper_single_add_all_connectors(&rfbdev->helper);
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(rdev->ddev);
drm_fb_helper_initial_config(&rfbdev->helper, bpp_sel);
return 0;
}
