diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_fbdev.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_fbdev.c | 58 |
1 files changed, 20 insertions, 38 deletions
diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c index 5ecf4ff9a059..c178563fcd4d 100644 --- a/drivers/gpu/drm/msm/msm_fbdev.c +++ b/drivers/gpu/drm/msm/msm_fbdev.c @@ -19,7 +19,6 @@ #include <drm/drm_fb_helper.h> #include "msm_drv.h" -#include "msm_gem.h" #include "msm_kms.h" extern int msm_gem_mmap_obj(struct drm_gem_object *obj, @@ -35,7 +34,6 @@ static int msm_fbdev_mmap(struct fb_info *info, struct vm_area_struct *vma); struct msm_fbdev { struct drm_fb_helper base; struct drm_framebuffer *fb; - struct drm_gem_object *bo; }; static struct fb_ops msm_fb_ops = { @@ -57,16 +55,16 @@ static int msm_fbdev_mmap(struct fb_info *info, struct vm_area_struct *vma) { struct drm_fb_helper *helper = (struct drm_fb_helper *)info->par; struct msm_fbdev *fbdev = to_msm_fbdev(helper); - struct drm_gem_object *drm_obj = fbdev->bo; + struct drm_gem_object *bo = msm_framebuffer_bo(fbdev->fb, 0); int ret = 0; - ret = drm_gem_mmap_obj(drm_obj, drm_obj->size, vma); + ret = drm_gem_mmap_obj(bo, bo->size, vma); if (ret) { pr_err("%s:drm_gem_mmap_obj fail\n", __func__); return ret; } - return msm_gem_mmap_obj(drm_obj, vma); + return msm_gem_mmap_obj(bo, vma); } static int msm_fbdev_create(struct drm_fb_helper *helper, @@ -76,47 +74,30 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, struct drm_device *dev = helper->dev; struct msm_drm_private *priv = dev->dev_private; struct drm_framebuffer *fb = NULL; + struct drm_gem_object *bo; struct fb_info *fbi = NULL; - struct drm_mode_fb_cmd2 mode_cmd = {0}; uint64_t paddr; - int ret, size; + uint32_t format; + int ret, pitch; + + format = drm_mode_legacy_fb_format(sizes->surface_bpp, sizes->surface_depth); DBG("create fbdev: %dx%d@%d (%dx%d)", sizes->surface_width, sizes->surface_height, sizes->surface_bpp, sizes->fb_width, sizes->fb_height); - mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp, - sizes->surface_depth); - - mode_cmd.width = sizes->surface_width; - mode_cmd.height = sizes->surface_height; - - mode_cmd.pitches[0] = align_pitch( - mode_cmd.width, sizes->surface_bpp); + pitch = align_pitch(sizes->surface_width, sizes->surface_bpp); + fb = msm_alloc_stolen_fb(dev, sizes->surface_width, + sizes->surface_height, pitch, format); - /* allocate backing bo */ - size = mode_cmd.pitches[0] * mode_cmd.height; - DBG("allocating %d bytes for fb %d", size, dev->primary->index); - fbdev->bo = msm_gem_new(dev, size, MSM_BO_SCANOUT | - MSM_BO_WC | MSM_BO_STOLEN); - if (IS_ERR(fbdev->bo)) { - ret = PTR_ERR(fbdev->bo); - fbdev->bo = NULL; - dev_err(dev->dev, "failed to allocate buffer object: %d\n", ret); - goto fail; - } - - fb = msm_framebuffer_init(dev, &mode_cmd, &fbdev->bo); if (IS_ERR(fb)) { dev_err(dev->dev, "failed to allocate fb\n"); - /* note: if fb creation failed, we can't rely on fb destroy - * to unref the bo: - */ - drm_gem_object_unreference_unlocked(fbdev->bo); ret = PTR_ERR(fb); goto fail; } + bo = msm_framebuffer_bo(fb, 0); + mutex_lock(&dev->struct_mutex); /* @@ -124,7 +105,7 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, * in panic (ie. lock-safe, etc) we could avoid pinning the * buffer now: */ - ret = msm_gem_get_iova(fbdev->bo, priv->kms->aspace, &paddr); + ret = msm_gem_get_iova(bo, priv->kms->aspace, &paddr); if (ret) { dev_err(dev->dev, "failed to get buffer obj iova: %d\n", ret); goto fail_unlock; @@ -143,7 +124,6 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, helper->fb = fb; fbi->par = helper; - fbi->flags = FBINFO_DEFAULT; fbi->fbops = &msm_fb_ops; strcpy(fbi->fix.id, "msm"); @@ -153,14 +133,14 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, dev->mode_config.fb_base = paddr; - fbi->screen_base = msm_gem_get_vaddr(fbdev->bo); + fbi->screen_base = msm_gem_get_vaddr(bo); if (IS_ERR(fbi->screen_base)) { ret = PTR_ERR(fbi->screen_base); goto fail_unlock; } - fbi->screen_size = fbdev->bo->size; + fbi->screen_size = bo->size; fbi->fix.smem_start = paddr; - fbi->fix.smem_len = fbdev->bo->size; + fbi->fix.smem_len = bo->size; DBG("par=%p, %dx%d", fbi->par, fbi->var.xres, fbi->var.yres); DBG("allocated %dx%d fb", fbdev->fb->width, fbdev->fb->height); @@ -242,7 +222,9 @@ void msm_fbdev_free(struct drm_device *dev) /* this will free the backing object */ if (fbdev->fb) { - msm_gem_put_vaddr(fbdev->bo); + struct drm_gem_object *bo = + msm_framebuffer_bo(fbdev->fb, 0); + msm_gem_put_vaddr(bo); drm_framebuffer_remove(fbdev->fb); } |