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drm/bochs: Replace prepare_fb()/cleanup_fb() with GEM VRAM helpers 

GEM VRAM provides an implementation for prepare_fb() and cleanup_fb()
of struct drm_simple_display_pipe_funcs. Switch over bochs.

v2:
	* use helpers for struct drm_simple_display_pipe_funcs

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20191024081404.6978-3-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2019-10-24 10:14:02 +02:00
parent 6542ad8918
commit eddc0acfed
1 changed files with 2 additions and 24 deletions
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26
drivers/gpu/drm/bochs/bochs_kms.c
View File

@ -69,33 +69,11 @@ static void bochs_pipe_update(struct drm_simple_display_pipe *pipe,
}
}
static int bochs_pipe_prepare_fb(struct drm_simple_display_pipe *pipe,
struct drm_plane_state *new_state)
{
struct drm_gem_vram_object *gbo;
if (!new_state->fb)
return 0;
gbo = drm_gem_vram_of_gem(new_state->fb->obj[0]);
return drm_gem_vram_pin(gbo, DRM_GEM_VRAM_PL_FLAG_VRAM);
}
static void bochs_pipe_cleanup_fb(struct drm_simple_display_pipe *pipe,
struct drm_plane_state *old_state)
{
struct drm_gem_vram_object *gbo;
if (!old_state->fb)
return;
gbo = drm_gem_vram_of_gem(old_state->fb->obj[0]);
drm_gem_vram_unpin(gbo);
}
static const struct drm_simple_display_pipe_funcs bochs_pipe_funcs = {
.enable = bochs_pipe_enable,
.update = bochs_pipe_update,
.prepare_fb = bochs_pipe_prepare_fb,
.cleanup_fb = bochs_pipe_cleanup_fb,
.prepare_fb = drm_gem_vram_simple_display_pipe_prepare_fb,
.cleanup_fb = drm_gem_vram_simple_display_pipe_cleanup_fb,
};
static int bochs_connector_get_modes(struct drm_connector *connector)