--- zzzz-none-000/linux-3.10.107/drivers/gpu/drm/radeon/radeon_fb.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/gpu/drm/radeon/radeon_fb.c 2021-02-04 17:41:59.000000000 +0000 @@ -52,9 +52,9 @@ .owner = THIS_MODULE, .fb_check_var = drm_fb_helper_check_var, .fb_set_par = drm_fb_helper_set_par, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, + .fb_fillrect = drm_fb_helper_cfb_fillrect, + .fb_copyarea = drm_fb_helper_cfb_copyarea, + .fb_imageblit = drm_fb_helper_cfb_imageblit, .fb_pan_display = drm_fb_helper_pan_display, .fb_blank = drm_fb_helper_blank, .fb_setcmap = drm_fb_helper_setcmap, @@ -127,8 +127,7 @@ aligned_size = ALIGN(size, PAGE_SIZE); ret = radeon_gem_object_create(rdev, aligned_size, 0, RADEON_GEM_DOMAIN_VRAM, - false, true, - &gobj); + 0, true, &gobj); if (ret) { printk(KERN_ERR "failed to allocate framebuffer (%d)\n", aligned_size); @@ -190,14 +189,14 @@ static int radeonfb_create(struct drm_fb_helper *helper, struct drm_fb_helper_surface_size *sizes) { - struct radeon_fbdev *rfbdev = (struct radeon_fbdev *)helper; + struct radeon_fbdev *rfbdev = + container_of(helper, struct radeon_fbdev, helper); struct radeon_device *rdev = rfbdev->rdev; struct fb_info *info; struct drm_framebuffer *fb = NULL; struct drm_mode_fb_cmd2 mode_cmd; struct drm_gem_object *gobj = NULL; struct radeon_bo *rbo = NULL; - struct device *device = &rdev->pdev->dev; int ret; unsigned long tmp; @@ -220,25 +219,25 @@ rbo = gem_to_radeon_bo(gobj); /* okay we have an object now allocate the framebuffer */ - info = framebuffer_alloc(0, device); - if (info == NULL) { - ret = -ENOMEM; + info = drm_fb_helper_alloc_fbi(helper); + if (IS_ERR(info)) { + ret = PTR_ERR(info); goto out_unref; } info->par = rfbdev; + info->skip_vt_switch = true; ret = radeon_framebuffer_init(rdev->ddev, &rfbdev->rfb, &mode_cmd, gobj); if (ret) { - DRM_ERROR("failed to initalise framebuffer %d\n", ret); - goto out_unref; + DRM_ERROR("failed to initialize framebuffer %d\n", ret); + goto out_destroy_fbi; } fb = &rfbdev->rfb.base; /* setup helper */ rfbdev->helper.fb = fb; - rfbdev->helper.fbdev = info; memset_io(rbo->kptr, 0x0, radeon_bo_size(rbo)); @@ -258,11 +257,6 @@ drm_fb_helper_fill_var(info, &rfbdev->helper, sizes->fb_width, sizes->fb_height); /* setup aperture base/size for vesafb takeover */ - info->apertures = alloc_apertures(1); - if (!info->apertures) { - ret = -ENOMEM; - goto out_unref; - } info->apertures->ranges[0].base = rdev->ddev->mode_config.fb_base; info->apertures->ranges[0].size = rdev->mc.aper_size; @@ -270,13 +264,7 @@ if (info->screen_base == NULL) { ret = -ENOSPC; - goto out_unref; - } - - ret = fb_alloc_cmap(&info->cmap, 256, 0); - if (ret) { - ret = -ENOMEM; - goto out_unref; + goto out_destroy_fbi; } DRM_INFO("fb mappable at 0x%lX\n", info->fix.smem_start); @@ -288,6 +276,8 @@ vga_switcheroo_client_fb_set(rdev->ddev->pdev, info); return 0; +out_destroy_fbi: + drm_fb_helper_release_fbi(helper); out_unref: if (rbo) { @@ -308,17 +298,10 @@ static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfbdev) { - struct fb_info *info; struct radeon_framebuffer *rfb = &rfbdev->rfb; - if (rfbdev->helper.fbdev) { - info = rfbdev->helper.fbdev; - - unregister_framebuffer(info); - if (info->cmap.len) - fb_dealloc_cmap(&info->cmap); - framebuffer_release(info); - } + drm_fb_helper_unregister_fbi(&rfbdev->helper); + drm_fb_helper_release_fbi(&rfbdev->helper); if (rfb->obj) { radeonfb_destroy_pinned_object(rfb->obj); @@ -331,7 +314,7 @@ return 0; } -static struct drm_fb_helper_funcs radeon_fb_helper_funcs = { +static const struct drm_fb_helper_funcs radeon_fb_helper_funcs = { .gamma_set = radeon_crtc_fb_gamma_set, .gamma_get = radeon_crtc_fb_gamma_get, .fb_probe = radeonfb_create, @@ -353,23 +336,34 @@ rfbdev->rdev = rdev; rdev->mode_info.rfbdev = rfbdev; - rfbdev->helper.funcs = &radeon_fb_helper_funcs; + + drm_fb_helper_prepare(rdev->ddev, &rfbdev->helper, + &radeon_fb_helper_funcs); ret = drm_fb_helper_init(rdev->ddev, &rfbdev->helper, rdev->num_crtc, RADEONFB_CONN_LIMIT); - if (ret) { - kfree(rfbdev); - return ret; - } + if (ret) + goto free; - drm_fb_helper_single_add_all_connectors(&rfbdev->helper); + ret = drm_fb_helper_single_add_all_connectors(&rfbdev->helper); + if (ret) + goto fini; /* disable all the possible outputs/crtcs before entering KMS mode */ drm_helper_disable_unused_functions(rdev->ddev); - drm_fb_helper_initial_config(&rfbdev->helper, bpp_sel); + ret = drm_fb_helper_initial_config(&rfbdev->helper, bpp_sel); + if (ret) + goto fini; + return 0; + +fini: + drm_fb_helper_fini(&rfbdev->helper); +free: + kfree(rfbdev); + return ret; } void radeon_fbdev_fini(struct radeon_device *rdev) @@ -387,19 +381,35 @@ fb_set_suspend(rdev->mode_info.rfbdev->helper.fbdev, state); } -int radeon_fbdev_total_size(struct radeon_device *rdev) -{ - struct radeon_bo *robj; - int size = 0; - - robj = gem_to_radeon_bo(rdev->mode_info.rfbdev->rfb.obj); - size += radeon_bo_size(robj); - return size; -} - bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj) { if (robj == gem_to_radeon_bo(rdev->mode_info.rfbdev->rfb.obj)) return true; return false; } + +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); +} + +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); +} + +void radeon_fbdev_restore_mode(struct radeon_device *rdev) +{ + struct radeon_fbdev *rfbdev = rdev->mode_info.rfbdev; + struct drm_fb_helper *fb_helper; + int ret; + + if (!rfbdev) + return; + + fb_helper = &rfbdev->helper; + + ret = drm_fb_helper_restore_fbdev_mode_unlocked(fb_helper); + if (ret) + DRM_DEBUG("failed to restore crtc mode\n"); +}