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drm/cirrus: Place GEM BOs in drm_framebuffer

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Since drm_framebuffer can now store GEM objects directly, place them
there rather than in our own subclass. As this makes the framebuffer
create_handle and destroy functions the same as the GEM framebuffer
helper, we can reuse those.

Signed-off-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: virtualization@lists.linux-foundation.org
Link: https://patchwork.freedesktop.org/patch/msgid/20180330141138.28987-1-daniels@collabora.com
This commit is contained in:
Daniel Stone 2018-03-30 15:11:15 +01:00
parent c9b6be7dc1
commit 9d7e70020c
4 changed files with 10 additions and 28 deletions
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1
drivers/gpu/drm/cirrus/cirrus_drv.h
View File

@ -119,7 +119,6 @@ struct cirrus_connector {
struct cirrus_framebuffer {
struct drm_framebuffer base;
struct drm_gem_object *obj;
};
struct cirrus_mc {

8
drivers/gpu/drm/cirrus/cirrus_fbdev.c
View File

@ -29,7 +29,7 @@ static void cirrus_dirty_update(struct cirrus_fbdev *afbdev,
int x2, y2;
unsigned long flags;
obj = afbdev->gfb.obj;
obj = afbdev->gfb.base.obj[0];
bo = gem_to_cirrus_bo(obj);
/*
@ -250,9 +250,9 @@ static int cirrus_fbdev_destroy(struct drm_device *dev,
drm_fb_helper_unregister_fbi(&gfbdev->helper);
if (gfb->obj) {
drm_gem_object_put_unlocked(gfb->obj);
gfb->obj = NULL;
if (gfb->base.obj[0]) {
drm_gem_object_put_unlocked(gfb->base.obj[0]);
gfb->base.obj[0] = NULL;
}
vfree(gfbdev->sysram);

25
drivers/gpu/drm/cirrus/cirrus_main.c
View File

@ -10,30 +10,13 @@
*/
#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_gem_framebuffer_helper.h>
#include "cirrus_drv.h"
static int cirrus_create_handle(struct drm_framebuffer *fb,
struct drm_file* file_priv,
unsigned int* handle)
{
struct cirrus_framebuffer *cirrus_fb = to_cirrus_framebuffer(fb);
return drm_gem_handle_create(file_priv, cirrus_fb->obj, handle);
}
static void cirrus_user_framebuffer_destroy(struct drm_framebuffer *fb)
{
struct cirrus_framebuffer *cirrus_fb = to_cirrus_framebuffer(fb);
drm_gem_object_put_unlocked(cirrus_fb->obj);
drm_framebuffer_cleanup(fb);
kfree(fb);
}
static const struct drm_framebuffer_funcs cirrus_fb_funcs = {
.create_handle = cirrus_create_handle,
.destroy = cirrus_user_framebuffer_destroy,
.create_handle = drm_gem_fb_create_handle,
.destroy = drm_gem_fb_destroy,
};
int cirrus_framebuffer_init(struct drm_device *dev,
@ -44,7 +27,7 @@ int cirrus_framebuffer_init(struct drm_device *dev,
int ret;
drm_helper_mode_fill_fb_struct(dev, &gfb->base, mode_cmd);
gfb->obj = obj;
gfb->base.obj[0] = obj;
ret = drm_framebuffer_init(dev, &gfb->base, &cirrus_fb_funcs);
if (ret) {
DRM_ERROR("drm_framebuffer_init failed: %d\n", ret);

4
drivers/gpu/drm/cirrus/cirrus_mode.c
View File

@ -110,7 +110,7 @@ static int cirrus_crtc_do_set_base(struct drm_crtc *crtc,
/* push the previous fb to system ram */
if (!atomic && fb) {
cirrus_fb = to_cirrus_framebuffer(fb);
obj = cirrus_fb->obj;
obj = cirrus_fb->base.obj[0];
bo = gem_to_cirrus_bo(obj);
ret = cirrus_bo_reserve(bo, false);
if (ret)
@ -120,7 +120,7 @@ static int cirrus_crtc_do_set_base(struct drm_crtc *crtc,
}
cirrus_fb = to_cirrus_framebuffer(crtc->primary->fb);
obj = cirrus_fb->obj;
obj = cirrus_fb->base.obj[0];
bo = gem_to_cirrus_bo(obj);
ret = cirrus_bo_reserve(bo, false);