diff options
Diffstat (limited to 'sys/dev/drm2/radeon/radeon_fb.c')
-rw-r--r-- | sys/dev/drm2/radeon/radeon_fb.c | 405 |
1 files changed, 0 insertions, 405 deletions
diff --git a/sys/dev/drm2/radeon/radeon_fb.c b/sys/dev/drm2/radeon/radeon_fb.c deleted file mode 100644 index 1ad00a0a93c10..0000000000000 --- a/sys/dev/drm2/radeon/radeon_fb.c +++ /dev/null @@ -1,405 +0,0 @@ -/* - * Copyright © 2007 David Airlie - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * David Airlie - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <machine/_inttypes.h> - -#include <dev/drm2/drmP.h> -#include <dev/drm2/drm_crtc.h> -#include <dev/drm2/drm_crtc_helper.h> -#include <dev/drm2/radeon/radeon_drm.h> -#include "radeon.h" - -#include <dev/drm2/drm_fb_helper.h> - -/* object hierarchy - - this contains a helper + a radeon fb - the helper contains a pointer to radeon framebuffer baseclass. -*/ -struct radeon_fbdev { - struct drm_fb_helper helper; - struct radeon_framebuffer rfb; - struct list_head fbdev_list; - struct radeon_device *rdev; -}; - -#if defined(__linux__) -static struct fb_ops radeonfb_ops = { - .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_pan_display = drm_fb_helper_pan_display, - .fb_blank = drm_fb_helper_blank, - .fb_setcmap = drm_fb_helper_setcmap, - .fb_debug_enter = drm_fb_helper_debug_enter, - .fb_debug_leave = drm_fb_helper_debug_leave, -}; -#endif - - -int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tiled) -{ - int aligned = width; - int align_large = (ASIC_IS_AVIVO(rdev)) || tiled; - int pitch_mask = 0; - - switch (bpp / 8) { - case 1: - pitch_mask = align_large ? 255 : 127; - break; - case 2: - pitch_mask = align_large ? 127 : 31; - break; - case 3: - case 4: - pitch_mask = align_large ? 63 : 15; - break; - } - - aligned += pitch_mask; - aligned &= ~pitch_mask; - return aligned; -} - -static void radeonfb_destroy_pinned_object(struct drm_gem_object *gobj) -{ - struct radeon_bo *rbo = gem_to_radeon_bo(gobj); - int ret; - - ret = radeon_bo_reserve(rbo, false); - if (likely(ret == 0)) { - radeon_bo_kunmap(rbo); - radeon_bo_unpin(rbo); - radeon_bo_unreserve(rbo); - } - drm_gem_object_unreference_unlocked(gobj); -} - -static int radeonfb_create_pinned_object(struct radeon_fbdev *rfbdev, - struct drm_mode_fb_cmd2 *mode_cmd, - struct drm_gem_object **gobj_p) -{ - struct radeon_device *rdev = rfbdev->rdev; - struct drm_gem_object *gobj = NULL; - struct radeon_bo *rbo = NULL; - bool fb_tiled = false; /* useful for testing */ - u32 tiling_flags = 0; - int ret; - int aligned_size, size; - int height = mode_cmd->height; - u32 bpp, depth; - - drm_fb_get_bpp_depth(mode_cmd->pixel_format, &depth, &bpp); - - /* need to align pitch with crtc limits */ - mode_cmd->pitches[0] = radeon_align_pitch(rdev, mode_cmd->width, bpp, - fb_tiled) * ((bpp + 1) / 8); - - if (rdev->family >= CHIP_R600) - height = roundup2(mode_cmd->height, 8); - size = mode_cmd->pitches[0] * height; - aligned_size = roundup2(size, PAGE_SIZE); - ret = radeon_gem_object_create(rdev, aligned_size, 0, - RADEON_GEM_DOMAIN_VRAM, - false, true, - &gobj); - if (ret) { - DRM_ERROR("failed to allocate framebuffer (%d)\n", - aligned_size); - return -ENOMEM; - } - rbo = gem_to_radeon_bo(gobj); - - if (fb_tiled) - tiling_flags = RADEON_TILING_MACRO; - -#ifdef __BIG_ENDIAN - switch (bpp) { - case 32: - tiling_flags |= RADEON_TILING_SWAP_32BIT; - break; - case 16: - tiling_flags |= RADEON_TILING_SWAP_16BIT; - default: - break; - } -#endif - - if (tiling_flags) { - ret = radeon_bo_set_tiling_flags(rbo, - tiling_flags | RADEON_TILING_SURFACE, - mode_cmd->pitches[0]); - if (ret) - dev_err(rdev->dev, "FB failed to set tiling flags\n"); - } - - - ret = radeon_bo_reserve(rbo, false); - if (unlikely(ret != 0)) - goto out_unref; - /* Only 27 bit offset for legacy CRTC */ - ret = radeon_bo_pin_restricted(rbo, RADEON_GEM_DOMAIN_VRAM, - ASIC_IS_AVIVO(rdev) ? 0 : 1 << 27, - NULL); - if (ret) { - radeon_bo_unreserve(rbo); - goto out_unref; - } - if (fb_tiled) - radeon_bo_check_tiling(rbo, 0, 0); - ret = radeon_bo_kmap(rbo, NULL); - radeon_bo_unreserve(rbo); - if (ret) { - goto out_unref; - } - - *gobj_p = gobj; - return 0; -out_unref: - radeonfb_destroy_pinned_object(gobj); - *gobj_p = NULL; - return ret; -} - -static int radeonfb_create(struct radeon_fbdev *rfbdev, - struct drm_fb_helper_surface_size *sizes) -{ - 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; - int ret; - unsigned long tmp; - - mode_cmd.width = sizes->surface_width; - mode_cmd.height = sizes->surface_height; - - /* avivo can't scanout real 24bpp */ - if ((sizes->surface_bpp == 24) && ASIC_IS_AVIVO(rdev)) - sizes->surface_bpp = 32; - - mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp, - sizes->surface_depth); - - ret = radeonfb_create_pinned_object(rfbdev, &mode_cmd, &gobj); - if (ret) { - DRM_ERROR("failed to create fbcon object %d\n", ret); - return ret; - } - - rbo = gem_to_radeon_bo(gobj); - - /* okay we have an object now allocate the framebuffer */ - info = framebuffer_alloc(); - if (info == NULL) { - ret = -ENOMEM; - goto out_unref; - } - - ret = radeon_framebuffer_init(rdev->ddev, &rfbdev->rfb, &mode_cmd, gobj); - if (ret) { - DRM_ERROR("failed to initialise framebuffer %d\n", ret); - goto out_unref; - } - - fb = &rfbdev->rfb.base; - - /* setup helper */ - rfbdev->helper.fb = fb; - rfbdev->helper.fbdev = info; - - memset(rbo->kptr, 0x0, radeon_bo_size(rbo)); - - drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth); - - tmp = radeon_bo_gpu_offset(rbo) - rdev->mc.vram_start; - info->fb_size = radeon_bo_size(rbo); - info->fb_bpp = sizes->surface_bpp; - info->fb_pbase = rdev->mc.aper_base + tmp; - info->fb_vbase = (vm_offset_t)rbo->kptr; - - drm_fb_helper_fill_var(info, &rfbdev->helper, sizes->fb_width, sizes->fb_height); - - DRM_INFO("fb mappable at 0x%" PRIXPTR "\n", info->fb_pbase); - DRM_INFO("vram apper at 0x%lX\n", (unsigned long)rdev->mc.aper_base); - DRM_INFO("size %lu\n", (unsigned long)radeon_bo_size(rbo)); - DRM_INFO("fb depth is %d\n", fb->depth); - DRM_INFO(" pitch is %d\n", fb->pitches[0]); - - return 0; - -out_unref: - if (rbo) { - /* TODO? dumbbell@ */ - } - if (fb && ret) { - drm_gem_object_unreference(gobj); - drm_framebuffer_cleanup(fb); - free(fb, DRM_MEM_DRIVER); /* XXX malloc'd in radeon_user_framebuffer_create? */ - } - return ret; -} - -static int radeon_fb_find_or_create_single(struct drm_fb_helper *helper, - struct drm_fb_helper_surface_size *sizes) -{ - struct radeon_fbdev *rfbdev = (struct radeon_fbdev *)helper; - int new_fb = 0; - int ret; - - if (!helper->fb) { - ret = radeonfb_create(rfbdev, sizes); - if (ret) - return ret; - new_fb = 1; - } - return new_fb; -} - -void radeon_fb_output_poll_changed(struct radeon_device *rdev) -{ - drm_fb_helper_hotplug_event(&rdev->mode_info.rfbdev->helper); -} - -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; - if (info->fb_fbd_dev != NULL) - device_delete_child(dev->dev, info->fb_fbd_dev); - framebuffer_release(info); - } - - if (rfb->obj) { - radeonfb_destroy_pinned_object(rfb->obj); - rfb->obj = NULL; - } - drm_fb_helper_fini(&rfbdev->helper); - drm_framebuffer_cleanup(&rfb->base); - - return 0; -} - -static 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 = radeon_fb_find_or_create_single, -}; - -int radeon_fbdev_init(struct radeon_device *rdev) -{ - struct radeon_fbdev *rfbdev; - int bpp_sel = 32; - int ret; - - /* select 8 bpp console on RN50 or 16MB cards */ - if (ASIC_IS_RN50(rdev) || rdev->mc.real_vram_size <= (32*1024*1024)) - bpp_sel = 8; - - rfbdev = malloc(sizeof(struct radeon_fbdev), - DRM_MEM_DRIVER, M_NOWAIT | M_ZERO); - if (!rfbdev) - return -ENOMEM; - - rfbdev->rdev = rdev; - rdev->mode_info.rfbdev = rfbdev; - rfbdev->helper.funcs = &radeon_fb_helper_funcs; - - ret = drm_fb_helper_init(rdev->ddev, &rfbdev->helper, - rdev->num_crtc, - RADEONFB_CONN_LIMIT); - if (ret) { - free(rfbdev, DRM_MEM_DRIVER); - return ret; - } - - drm_fb_helper_single_add_all_connectors(&rfbdev->helper); - drm_fb_helper_initial_config(&rfbdev->helper, bpp_sel); - return 0; -} - -void radeon_fbdev_fini(struct radeon_device *rdev) -{ - if (!rdev->mode_info.rfbdev) - return; - - radeon_fbdev_destroy(rdev->ddev, rdev->mode_info.rfbdev); - free(rdev->mode_info.rfbdev, DRM_MEM_DRIVER); - rdev->mode_info.rfbdev = NULL; -} - -void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state) -{ -#ifdef FREEBSD_WIP - fb_set_suspend(rdev->mode_info.rfbdev->helper.fbdev, state); -#endif /* FREEBSD_WIP */ -} - -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; -} - -struct fb_info * -radeon_fb_helper_getinfo(device_t kdev) -{ - struct drm_device *dev; - struct radeon_device *rdev; - struct radeon_fbdev *rfbdev; - struct fb_info *info; - - dev = device_get_softc(kdev); - rdev = dev->dev_private; - rfbdev = rdev->mode_info.rfbdev; - if (rfbdev == NULL) - return (NULL); - - info = rfbdev->helper.fbdev; - - return (info); -} |