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drm/fb-helper: Remove drm_mode_config_fb.

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Remove drm_mode_config_fb, I don't see the point of it.
To make it clear that it's ok to use plane->fb directly,
move up drm_drv_uses_atomic_modeset so the code is skipped for atomic
drivers that require plane_state->fb.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170703115106.18783-1-maarten.lankhorst@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Maarten Lankhorst 2017-07-03 13:51:06 +02:00
parent 931e8c661a
commit 7114d2e22f
1 changed files with 4 additions and 18 deletions
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22
drivers/gpu/drm/drm_fb_helper.c
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@ -298,20 +298,6 @@ int drm_fb_helper_debug_enter(struct fb_info *info)
}
EXPORT_SYMBOL(drm_fb_helper_debug_enter);
/* Find the real fb for a given fb helper CRTC */
static struct drm_framebuffer *drm_mode_config_fb(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_crtc *c;
drm_for_each_crtc(c, dev) {
if (crtc->base.id == c->base.id)
return c->primary->fb;
}
return NULL;
}
/**
* drm_fb_helper_debug_leave - implementation for &fb_ops.fb_debug_leave
* @info: fbdev registered by the helper
@ -328,8 +314,11 @@ int drm_fb_helper_debug_leave(struct fb_info *info)
struct drm_mode_set *mode_set = &helper->crtc_info[i].mode_set;
crtc = mode_set->crtc;
if (drm_drv_uses_atomic_modeset(crtc->dev))
continue;
funcs = crtc->helper_private;
fb = drm_mode_config_fb(crtc);
fb = crtc->primary->fb;
if (!crtc->enabled)
continue;
@ -342,9 +331,6 @@ int drm_fb_helper_debug_leave(struct fb_info *info)
if (funcs->mode_set_base_atomic == NULL)
continue;
if (drm_drv_uses_atomic_modeset(crtc->dev))
continue;
drm_fb_helper_restore_lut_atomic(mode_set->crtc);
funcs->mode_set_base_atomic(mode_set->crtc, fb, crtc->x,
crtc->y, LEAVE_ATOMIC_MODE_SET);