diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_fbdev.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_fbdev.c | 112 |
1 files changed, 10 insertions, 102 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fbdev.c b/drivers/gpu/drm/i915/display/intel_fbdev.c index 31d0d695d567..99894a855ef0 100644 --- a/drivers/gpu/drm/i915/display/intel_fbdev.c +++ b/drivers/gpu/drm/i915/display/intel_fbdev.c @@ -43,7 +43,6 @@ #include <drm/drm_fourcc.h> #include <drm/drm_gem_framebuffer_helper.h> -#include "gem/i915_gem_lmem.h" #include "gem/i915_gem_mman.h" #include "i915_drv.h" @@ -51,6 +50,7 @@ #include "intel_fb.h" #include "intel_fb_pin.h" #include "intel_fbdev.h" +#include "intel_fbdev_fb.h" #include "intel_frontbuffer.h" struct intel_fbdev { @@ -146,65 +146,6 @@ static const struct fb_ops intelfb_ops = { .fb_mmap = intel_fbdev_mmap, }; -static int intelfb_alloc(struct drm_fb_helper *helper, - struct drm_fb_helper_surface_size *sizes) -{ - struct intel_fbdev *ifbdev = to_intel_fbdev(helper); - struct drm_framebuffer *fb; - struct drm_device *dev = helper->dev; - struct drm_i915_private *dev_priv = to_i915(dev); - struct drm_mode_fb_cmd2 mode_cmd = {}; - struct drm_i915_gem_object *obj; - int size; - - /* we don't do packed 24bpp */ - if (sizes->surface_bpp == 24) - sizes->surface_bpp = 32; - - mode_cmd.width = sizes->surface_width; - mode_cmd.height = sizes->surface_height; - - mode_cmd.pitches[0] = ALIGN(mode_cmd.width * - DIV_ROUND_UP(sizes->surface_bpp, 8), 64); - mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp, - sizes->surface_depth); - - size = mode_cmd.pitches[0] * mode_cmd.height; - size = PAGE_ALIGN(size); - - obj = ERR_PTR(-ENODEV); - if (HAS_LMEM(dev_priv)) { - obj = i915_gem_object_create_lmem(dev_priv, size, - I915_BO_ALLOC_CONTIGUOUS | - I915_BO_ALLOC_USER); - } else { - /* - * If the FB is too big, just don't use it since fbdev is not very - * important and we should probably use that space with FBC or other - * features. - * - * Also skip stolen on MTL as Wa_22018444074 mitigation. - */ - if (!(IS_METEORLAKE(dev_priv)) && size * 2 < dev_priv->dsm.usable_size) - obj = i915_gem_object_create_stolen(dev_priv, size); - if (IS_ERR(obj)) - obj = i915_gem_object_create_shmem(dev_priv, size); - } - - if (IS_ERR(obj)) { - drm_err(&dev_priv->drm, "failed to allocate framebuffer (%pe)\n", obj); - return PTR_ERR(obj); - } - - fb = intel_framebuffer_create(obj, &mode_cmd); - i915_gem_object_put(obj); - if (IS_ERR(fb)) - return PTR_ERR(fb); - - ifbdev->fb = to_intel_framebuffer(fb); - return 0; -} - static int intelfb_create(struct drm_fb_helper *helper, struct drm_fb_helper_surface_size *sizes) { @@ -213,7 +154,6 @@ static int intelfb_create(struct drm_fb_helper *helper, struct drm_device *dev = helper->dev; struct drm_i915_private *dev_priv = to_i915(dev); struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev); - struct i915_ggtt *ggtt = to_gt(dev_priv)->ggtt; const struct i915_gtt_view view = { .type = I915_GTT_VIEW_NORMAL, }; @@ -222,9 +162,7 @@ static int intelfb_create(struct drm_fb_helper *helper, struct i915_vma *vma; unsigned long flags = 0; bool prealloc = false; - void __iomem *vaddr; struct drm_i915_gem_object *obj; - struct i915_gem_ww_ctx ww; int ret; mutex_lock(&ifbdev->hpd_lock); @@ -245,12 +183,13 @@ static int intelfb_create(struct drm_fb_helper *helper, intel_fb = ifbdev->fb = NULL; } if (!intel_fb || drm_WARN_ON(dev, !intel_fb_obj(&intel_fb->base))) { + struct drm_framebuffer *fb; drm_dbg_kms(&dev_priv->drm, "no BIOS fb, allocating a new one\n"); - ret = intelfb_alloc(helper, sizes); - if (ret) - return ret; - intel_fb = ifbdev->fb; + fb = intel_fbdev_fb_alloc(helper, sizes); + if (IS_ERR(fb)) + return PTR_ERR(fb); + intel_fb = ifbdev->fb = to_intel_framebuffer(fb); } else { drm_dbg_kms(&dev_priv->drm, "re-using BIOS fb\n"); prealloc = true; @@ -283,49 +222,18 @@ static int intelfb_create(struct drm_fb_helper *helper, info->fbops = &intelfb_ops; obj = intel_fb_obj(&intel_fb->base); - if (i915_gem_object_is_lmem(obj)) { - struct intel_memory_region *mem = obj->mm.region; - - /* Use fbdev's framebuffer from lmem for discrete */ - info->fix.smem_start = - (unsigned long)(mem->io_start + - i915_gem_object_get_dma_address(obj, 0)); - info->fix.smem_len = obj->base.size; - } else { - /* Our framebuffer is the entirety of fbdev's system memory */ - info->fix.smem_start = - (unsigned long)(ggtt->gmadr.start + i915_ggtt_offset(vma)); - info->fix.smem_len = vma->size; - } - - for_i915_gem_ww(&ww, ret, false) { - ret = i915_gem_object_lock(vma->obj, &ww); - - if (ret) - continue; - - vaddr = i915_vma_pin_iomap(vma); - if (IS_ERR(vaddr)) { - drm_err(&dev_priv->drm, - "Failed to remap framebuffer into virtual memory (%pe)\n", vaddr); - ret = PTR_ERR(vaddr); - continue; - } - } + ret = intel_fbdev_fb_fill_info(dev_priv, info, obj, vma); if (ret) goto out_unpin; - info->screen_base = vaddr; - info->screen_size = vma->size; - drm_fb_helper_fill_info(info, &ifbdev->helper, sizes); /* If the object is shmemfs backed, it will have given us zeroed pages. * If the object is stolen however, it will be full of whatever * garbage was left in there. */ - if (!i915_gem_object_is_shmem(vma->obj) && !prealloc) + if (!i915_gem_object_is_shmem(obj) && !prealloc) memset_io(info->screen_base, 0, info->screen_size); /* Use default scratch pixmap (info->pixmap.flags = FB_PIXMAP_SYSTEM) */ @@ -424,12 +332,12 @@ static bool intel_fbdev_init_bios(struct drm_device *dev, continue; } - if (obj->base.size > max_size) { + if (intel_bo_to_drm_bo(obj)->size > max_size) { drm_dbg_kms(&i915->drm, "found possible fb from [PLANE:%d:%s]\n", plane->base.base.id, plane->base.name); fb = to_intel_framebuffer(plane_state->uapi.fb); - max_size = obj->base.size; + max_size = intel_bo_to_drm_bo(obj)->size; } } |