Commit 61cc80a2 authored by Alex Deucher's avatar Alex Deucher Committed by Kamal Mostafa

drm/radeon: rework fbdev handling on chips with no connectors

commit e5f243bd upstream.

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=112781Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarKamal Mostafa <kamal@canonical.com>
parent 21ad50e9
......@@ -334,7 +334,8 @@ static int radeonfb_create(struct drm_fb_helper *helper,
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)
......@@ -374,6 +375,10 @@ 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;
......@@ -426,11 +431,15 @@ 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;
......@@ -438,10 +447,12 @@ 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);
}
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