diff options
author | Alex Deucher <alexander.deucher@amd.com> | 2016-03-10 15:55:26 -0500 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2016-03-14 13:34:19 -0400 |
commit | e5f243bd2edd95c6cc1d90c1878f821068e83fba (patch) | |
tree | 4178572c77bb8eec90262fa70784b226bb45ec48 /drivers | |
parent | 00b7c4ff7d482d287a591f047e0963d494569b46 (diff) | |
download | linux-e5f243bd2edd95c6cc1d90c1878f821068e83fba.tar.gz linux-e5f243bd2edd95c6cc1d90c1878f821068e83fba.tar.bz2 linux-e5f243bd2edd95c6cc1d90c1878f821068e83fba.zip |
drm/radeon: rework fbdev handling on chips with no connectors
Move all the logic to radeon_fb.c and add checks to functions
called frome elsewhere.
bug:
https://bugzilla.kernel.org/show_bug.cgi?id=112781
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_display.c | 6 | ||||
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_fb.c | 19 |
2 files changed, 17 insertions, 8 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c index a4674bfd979a..a885dae22dff 100644 --- a/drivers/gpu/drm/radeon/radeon_display.c +++ b/drivers/gpu/drm/radeon/radeon_display.c @@ -1670,10 +1670,8 @@ int radeon_modeset_init(struct radeon_device *rdev) /* setup afmt */ radeon_afmt_init(rdev); - if (!list_empty(&rdev->ddev->mode_config.connector_list)) { - radeon_fbdev_init(rdev); - drm_kms_helper_poll_init(rdev->ddev); - } + radeon_fbdev_init(rdev); + drm_kms_helper_poll_init(rdev->ddev); /* do pm late init */ ret = radeon_pm_late_init(rdev); diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c index d2e628eea53d..d179596334a7 100644 --- a/drivers/gpu/drm/radeon/radeon_fb.c +++ b/drivers/gpu/drm/radeon/radeon_fb.c @@ -292,7 +292,8 @@ out_unref: void radeon_fb_output_poll_changed(struct radeon_device *rdev) { - drm_fb_helper_hotplug_event(&rdev->mode_info.rfbdev->helper); + if (rdev->mode_info.rfbdev) + drm_fb_helper_hotplug_event(&rdev->mode_info.rfbdev->helper); } static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfbdev) @@ -325,6 +326,10 @@ int radeon_fbdev_init(struct radeon_device *rdev) 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 RN50 or 16MB cards */ if (ASIC_IS_RN50(rdev) || rdev->mc.real_vram_size <= (32*1024*1024)) bpp_sel = 8; @@ -377,11 +382,15 @@ void radeon_fbdev_fini(struct radeon_device *rdev) void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state) { - fb_set_suspend(rdev->mode_info.rfbdev->helper.fbdev, state); + if (rdev->mode_info.rfbdev) + fb_set_suspend(rdev->mode_info.rfbdev->helper.fbdev, state); } bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj) { + if (!rdev->mode_info.rfbdev) + return false; + if (robj == gem_to_radeon_bo(rdev->mode_info.rfbdev->rfb.obj)) return true; return false; @@ -389,12 +398,14 @@ bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj) void radeon_fb_add_connector(struct radeon_device *rdev, struct drm_connector *connector) { - drm_fb_helper_add_one_connector(&rdev->mode_info.rfbdev->helper, connector); + if (rdev->mode_info.rfbdev) + drm_fb_helper_add_one_connector(&rdev->mode_info.rfbdev->helper, connector); } void radeon_fb_remove_connector(struct radeon_device *rdev, struct drm_connector *connector) { - drm_fb_helper_remove_one_connector(&rdev->mode_info.rfbdev->helper, connector); + if (rdev->mode_info.rfbdev) + drm_fb_helper_remove_one_connector(&rdev->mode_info.rfbdev->helper, connector); } void radeon_fbdev_restore_mode(struct radeon_device *rdev) |