From: Gerd Hoffmann Date: Fri, 18 Jan 2019 12:20:15 +0000 (+0100) Subject: drm/qxl: remove dead qxl fbdev emulation code X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=13aff184ed9f;p=openwrt%2Fstaging%2Fblogic.git drm/qxl: remove dead qxl fbdev emulation code Lovely diffstat, thanks to the new generic fbdev emulation. drm/qxl/Makefile | 2 drm/qxl/qxl_draw.c | 232 ---------------------------------------- drm/qxl/qxl_drv.h | 21 --- drm/qxl/qxl_fb.c | 300 ----------------------------------------------------- Signed-off-by: Gerd Hoffmann Acked-by: Noralf Trønnes Link: http://patchwork.freedesktop.org/patch/msgid/20190118122020.27596-19-kraxel@redhat.com --- diff --git a/drivers/gpu/drm/qxl/Makefile b/drivers/gpu/drm/qxl/Makefile index 33a7d0c434b7..fc59d42b31af 100644 --- a/drivers/gpu/drm/qxl/Makefile +++ b/drivers/gpu/drm/qxl/Makefile @@ -2,6 +2,6 @@ # Makefile for the drm device driver. This driver provides support for the # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. -qxl-y := qxl_drv.o qxl_kms.o qxl_display.o qxl_ttm.o qxl_fb.o qxl_object.o qxl_gem.o qxl_cmd.o qxl_image.o qxl_draw.o qxl_debugfs.o qxl_irq.o qxl_dumb.o qxl_ioctl.o qxl_release.o qxl_prime.o +qxl-y := qxl_drv.o qxl_kms.o qxl_display.o qxl_ttm.o qxl_object.o qxl_gem.o qxl_cmd.o qxl_image.o qxl_draw.o qxl_debugfs.o qxl_irq.o qxl_dumb.o qxl_ioctl.o qxl_release.o qxl_prime.o obj-$(CONFIG_DRM_QXL)+= qxl.o diff --git a/drivers/gpu/drm/qxl/qxl_draw.c b/drivers/gpu/drm/qxl/qxl_draw.c index 5313ad21c1bb..97c3f1a95a32 100644 --- a/drivers/gpu/drm/qxl/qxl_draw.c +++ b/drivers/gpu/drm/qxl/qxl_draw.c @@ -109,152 +109,6 @@ make_drawable(struct qxl_device *qdev, int surface, uint8_t type, return 0; } -static int alloc_palette_object(struct qxl_device *qdev, - struct qxl_release *release, - struct qxl_bo **palette_bo) -{ - return qxl_alloc_bo_reserved(qdev, release, - sizeof(struct qxl_palette) + sizeof(uint32_t) * 2, - palette_bo); -} - -static int qxl_palette_create_1bit(struct qxl_bo *palette_bo, - struct qxl_release *release, - const struct qxl_fb_image *qxl_fb_image) -{ - const struct fb_image *fb_image = &qxl_fb_image->fb_image; - uint32_t visual = qxl_fb_image->visual; - const uint32_t *pseudo_palette = qxl_fb_image->pseudo_palette; - struct qxl_palette *pal; - int ret; - uint32_t fgcolor, bgcolor; - static uint64_t unique; /* we make no attempt to actually set this - * correctly globaly, since that would require - * tracking all of our palettes. */ - ret = qxl_bo_kmap(palette_bo, (void **)&pal); - if (ret) - return ret; - pal->num_ents = 2; - pal->unique = unique++; - if (visual == FB_VISUAL_TRUECOLOR || visual == FB_VISUAL_DIRECTCOLOR) { - /* NB: this is the only used branch currently. */ - fgcolor = pseudo_palette[fb_image->fg_color]; - bgcolor = pseudo_palette[fb_image->bg_color]; - } else { - fgcolor = fb_image->fg_color; - bgcolor = fb_image->bg_color; - } - pal->ents[0] = bgcolor; - pal->ents[1] = fgcolor; - qxl_bo_kunmap(palette_bo); - return 0; -} - -void qxl_draw_opaque_fb(const struct qxl_fb_image *qxl_fb_image, - int stride /* filled in if 0 */) -{ - struct qxl_device *qdev = qxl_fb_image->qdev; - struct qxl_drawable *drawable; - struct qxl_rect rect; - const struct fb_image *fb_image = &qxl_fb_image->fb_image; - int x = fb_image->dx; - int y = fb_image->dy; - int width = fb_image->width; - int height = fb_image->height; - const char *src = fb_image->data; - int depth = fb_image->depth; - struct qxl_release *release; - struct qxl_image *image; - int ret; - struct qxl_drm_image *dimage; - struct qxl_bo *palette_bo = NULL; - - if (stride == 0) - stride = depth * width / 8; - - ret = alloc_drawable(qdev, &release); - if (ret) - return; - - ret = qxl_image_alloc_objects(qdev, release, - &dimage, - height, stride); - if (ret) - goto out_free_drawable; - - if (depth == 1) { - ret = alloc_palette_object(qdev, release, &palette_bo); - if (ret) - goto out_free_image; - } - - /* do a reservation run over all the objects we just allocated */ - ret = qxl_release_reserve_list(release, true); - if (ret) - goto out_free_palette; - - rect.left = x; - rect.right = x + width; - rect.top = y; - rect.bottom = y + height; - - ret = make_drawable(qdev, 0, QXL_DRAW_COPY, &rect, release); - if (ret) { - qxl_release_backoff_reserve_list(release); - goto out_free_palette; - } - - ret = qxl_image_init(qdev, release, dimage, - (const uint8_t *)src, 0, 0, - width, height, depth, stride); - if (ret) { - qxl_release_backoff_reserve_list(release); - qxl_release_free(qdev, release); - return; - } - - if (depth == 1) { - void *ptr; - - ret = qxl_palette_create_1bit(palette_bo, release, qxl_fb_image); - - ptr = qxl_bo_kmap_atomic_page(qdev, dimage->bo, 0); - image = ptr; - image->u.bitmap.palette = - qxl_bo_physical_address(qdev, palette_bo, 0); - qxl_bo_kunmap_atomic_page(qdev, dimage->bo, ptr); - } - - drawable = (struct qxl_drawable *)qxl_release_map(qdev, release); - - drawable->u.copy.src_area.top = 0; - drawable->u.copy.src_area.bottom = height; - drawable->u.copy.src_area.left = 0; - drawable->u.copy.src_area.right = width; - - drawable->u.copy.rop_descriptor = SPICE_ROPD_OP_PUT; - drawable->u.copy.scale_mode = 0; - drawable->u.copy.mask.flags = 0; - drawable->u.copy.mask.pos.x = 0; - drawable->u.copy.mask.pos.y = 0; - drawable->u.copy.mask.bitmap = 0; - - drawable->u.copy.src_bitmap = - qxl_bo_physical_address(qdev, dimage->bo, 0); - qxl_release_unmap(qdev, release, &drawable->release_info); - - qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false); - qxl_release_fence_buffer_objects(release); - -out_free_palette: - qxl_bo_unref(&palette_bo); -out_free_image: - qxl_image_free_objects(qdev, dimage); -out_free_drawable: - if (ret) - free_drawable(qdev, release); -} - /* push a draw command using the given clipping rectangles as * the sources from the shadow framebuffer. * @@ -402,89 +256,3 @@ out_free_drawable: free_drawable(qdev, release); } - -void qxl_draw_copyarea(struct qxl_device *qdev, - u32 width, u32 height, - u32 sx, u32 sy, - u32 dx, u32 dy) -{ - struct qxl_drawable *drawable; - struct qxl_rect rect; - struct qxl_release *release; - int ret; - - ret = alloc_drawable(qdev, &release); - if (ret) - return; - - /* do a reservation run over all the objects we just allocated */ - ret = qxl_release_reserve_list(release, true); - if (ret) - goto out_free_release; - - rect.left = dx; - rect.top = dy; - rect.right = dx + width; - rect.bottom = dy + height; - ret = make_drawable(qdev, 0, QXL_COPY_BITS, &rect, release); - if (ret) { - qxl_release_backoff_reserve_list(release); - goto out_free_release; - } - - drawable = (struct qxl_drawable *)qxl_release_map(qdev, release); - drawable->u.copy_bits.src_pos.x = sx; - drawable->u.copy_bits.src_pos.y = sy; - qxl_release_unmap(qdev, release, &drawable->release_info); - - qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false); - qxl_release_fence_buffer_objects(release); - -out_free_release: - if (ret) - free_drawable(qdev, release); -} - -void qxl_draw_fill(struct qxl_draw_fill *qxl_draw_fill_rec) -{ - struct qxl_device *qdev = qxl_draw_fill_rec->qdev; - struct qxl_rect rect = qxl_draw_fill_rec->rect; - uint32_t color = qxl_draw_fill_rec->color; - uint16_t rop = qxl_draw_fill_rec->rop; - struct qxl_drawable *drawable; - struct qxl_release *release; - int ret; - - ret = alloc_drawable(qdev, &release); - if (ret) - return; - - /* do a reservation run over all the objects we just allocated */ - ret = qxl_release_reserve_list(release, true); - if (ret) - goto out_free_release; - - ret = make_drawable(qdev, 0, QXL_DRAW_FILL, &rect, release); - if (ret) { - qxl_release_backoff_reserve_list(release); - goto out_free_release; - } - - drawable = (struct qxl_drawable *)qxl_release_map(qdev, release); - drawable->u.fill.brush.type = SPICE_BRUSH_TYPE_SOLID; - drawable->u.fill.brush.u.color = color; - drawable->u.fill.rop_descriptor = rop; - drawable->u.fill.mask.flags = 0; - drawable->u.fill.mask.pos.x = 0; - drawable->u.fill.mask.pos.y = 0; - drawable->u.fill.mask.bitmap = 0; - - qxl_release_unmap(qdev, release, &drawable->release_info); - - qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false); - qxl_release_fence_buffer_objects(release); - -out_free_release: - if (ret) - free_drawable(qdev, release); -} diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h index 8c3af1cdbe9b..4a0331b3ff7d 100644 --- a/drivers/gpu/drm/qxl/qxl_drv.h +++ b/drivers/gpu/drm/qxl/qxl_drv.h @@ -220,8 +220,6 @@ struct qxl_device { struct qxl_mman mman; struct qxl_gem gem; - struct drm_fb_helper fb_helper; - void *ram_physical; struct qxl_ring *release_ring; @@ -322,12 +320,6 @@ qxl_bo_physical_address(struct qxl_device *qdev, struct qxl_bo *bo, return slot->high_bits | (bo->tbo.offset - slot->gpu_offset + offset); } -/* qxl_fb.c */ -#define QXLFB_CONN_LIMIT 1 - -int qxl_fbdev_init(struct qxl_device *qdev); -void qxl_fbdev_fini(struct qxl_device *qdev); - /* qxl_display.c */ void qxl_display_read_client_monitors_config(struct qxl_device *qdev); int qxl_create_monitors_object(struct qxl_device *qdev); @@ -432,9 +424,6 @@ int qxl_alloc_bo_reserved(struct qxl_device *qdev, struct qxl_bo **_bo); /* qxl drawing commands */ -void qxl_draw_opaque_fb(const struct qxl_fb_image *qxl_fb_image, - int stride /* filled in if 0 */); - void qxl_draw_dirty_fb(struct qxl_device *qdev, struct drm_framebuffer *fb, struct qxl_bo *bo, @@ -443,13 +432,6 @@ void qxl_draw_dirty_fb(struct qxl_device *qdev, unsigned int num_clips, int inc, uint32_t dumb_shadow_offset); -void qxl_draw_fill(struct qxl_draw_fill *qxl_draw_fill_rec); - -void qxl_draw_copyarea(struct qxl_device *qdev, - u32 width, u32 height, - u32 sx, u32 sy, - u32 dx, u32 dy); - void qxl_release_free(struct qxl_device *qdev, struct qxl_release *release); @@ -481,9 +463,6 @@ int qxl_gem_prime_mmap(struct drm_gem_object *obj, int qxl_irq_init(struct qxl_device *qdev); irqreturn_t qxl_irq_handler(int irq, void *arg); -/* qxl_fb.c */ -bool qxl_fbdev_qobj_is_fb(struct qxl_device *qdev, struct qxl_bo *qobj); - int qxl_debugfs_add_files(struct qxl_device *qdev, struct drm_info_list *files, unsigned int nfiles); diff --git a/drivers/gpu/drm/qxl/qxl_fb.c b/drivers/gpu/drm/qxl/qxl_fb.c deleted file mode 100644 index d028471597ef..000000000000 --- a/drivers/gpu/drm/qxl/qxl_fb.c +++ /dev/null @@ -1,300 +0,0 @@ -/* - * Copyright © 2013 Red Hat - * - * 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 - -#include -#include -#include -#include -#include -#include - -#include "qxl_drv.h" - -#include "qxl_object.h" - -static void qxl_fb_image_init(struct qxl_fb_image *qxl_fb_image, - struct qxl_device *qdev, struct fb_info *info, - const struct fb_image *image) -{ - qxl_fb_image->qdev = qdev; - if (info) { - qxl_fb_image->visual = info->fix.visual; - if (qxl_fb_image->visual == FB_VISUAL_TRUECOLOR || - qxl_fb_image->visual == FB_VISUAL_DIRECTCOLOR) - memcpy(&qxl_fb_image->pseudo_palette, - info->pseudo_palette, - sizeof(qxl_fb_image->pseudo_palette)); - } else { - /* fallback */ - if (image->depth == 1) - qxl_fb_image->visual = FB_VISUAL_MONO10; - else - qxl_fb_image->visual = FB_VISUAL_DIRECTCOLOR; - } - if (image) { - memcpy(&qxl_fb_image->fb_image, image, - sizeof(qxl_fb_image->fb_image)); - } -} - -static struct fb_ops qxlfb_ops = { - .owner = THIS_MODULE, - DRM_FB_HELPER_DEFAULT_OPS, - .fb_fillrect = drm_fb_helper_sys_fillrect, - .fb_copyarea = drm_fb_helper_sys_copyarea, - .fb_imageblit = drm_fb_helper_sys_imageblit, -}; - -static void qxlfb_destroy_pinned_object(struct drm_gem_object *gobj) -{ - struct qxl_bo *qbo = gem_to_qxl_bo(gobj); - - qxl_bo_kunmap(qbo); - qxl_bo_unpin(qbo); - - drm_gem_object_put_unlocked(gobj); -} - -static int qxlfb_create_pinned_object(struct qxl_device *qdev, - const struct drm_mode_fb_cmd2 *mode_cmd, - struct drm_gem_object **gobj_p) -{ - struct drm_gem_object *gobj = NULL; - struct qxl_bo *qbo = NULL; - int ret; - int aligned_size, size; - int height = mode_cmd->height; - - size = mode_cmd->pitches[0] * height; - aligned_size = ALIGN(size, PAGE_SIZE); - /* TODO: unallocate and reallocate surface0 for real. Hack to just - * have a large enough surface0 for 1024x768 Xorg 32bpp mode */ - ret = qxl_gem_object_create(qdev, aligned_size, 0, - QXL_GEM_DOMAIN_SURFACE, - false, /* is discardable */ - false, /* is kernel (false means device) */ - NULL, - &gobj); - if (ret) { - pr_err("failed to allocate framebuffer (%d)\n", - aligned_size); - return -ENOMEM; - } - qbo = gem_to_qxl_bo(gobj); - - qbo->surf.width = mode_cmd->width; - qbo->surf.height = mode_cmd->height; - qbo->surf.stride = mode_cmd->pitches[0]; - qbo->surf.format = SPICE_SURFACE_FMT_32_xRGB; - - ret = qxl_bo_pin(qbo); - if (ret) { - goto out_unref; - } - ret = qxl_bo_kmap(qbo, NULL); - - if (ret) - goto out_unref; - - *gobj_p = gobj; - return 0; -out_unref: - qxlfb_destroy_pinned_object(gobj); - *gobj_p = NULL; - return ret; -} - -/* - * FIXME - * It should not be necessary to have a special dirty() callback for fbdev. - */ -static int qxlfb_framebuffer_dirty(struct drm_framebuffer *fb, - struct drm_file *file_priv, - unsigned int flags, unsigned int color, - struct drm_clip_rect *clips, - unsigned int num_clips) -{ - struct qxl_device *qdev = fb->dev->dev_private; - struct fb_info *info = qdev->fb_helper.fbdev; - struct qxl_fb_image qxl_fb_image; - struct fb_image *image = &qxl_fb_image.fb_image; - - /* TODO: hard coding 32 bpp */ - int stride = fb->pitches[0]; - - /* - * we are using a shadow draw buffer, at qdev->surface0_shadow - */ - image->dx = clips->x1; - image->dy = clips->y1; - image->width = clips->x2 - clips->x1; - image->height = clips->y2 - clips->y1; - image->fg_color = 0xffffffff; /* unused, just to avoid uninitialized - warnings */ - image->bg_color = 0; - image->depth = 32; /* TODO: take from somewhere? */ - image->cmap.start = 0; - image->cmap.len = 0; - image->cmap.red = NULL; - image->cmap.green = NULL; - image->cmap.blue = NULL; - image->cmap.transp = NULL; - image->data = info->screen_base + (clips->x1 * 4) + (stride * clips->y1); - - qxl_fb_image_init(&qxl_fb_image, qdev, info, NULL); - qxl_draw_opaque_fb(&qxl_fb_image, stride); - - return 0; -} - -static const struct drm_framebuffer_funcs qxlfb_fb_funcs = { - .destroy = drm_gem_fb_destroy, - .create_handle = drm_gem_fb_create_handle, - .dirty = qxlfb_framebuffer_dirty, -}; - -static int qxlfb_create(struct drm_fb_helper *helper, - struct drm_fb_helper_surface_size *sizes) -{ - struct qxl_device *qdev = - container_of(helper, struct qxl_device, fb_helper); - struct fb_info *info; - struct drm_framebuffer *fb = NULL; - struct drm_mode_fb_cmd2 mode_cmd; - struct drm_gem_object *gobj = NULL; - struct qxl_bo *qbo = NULL; - int ret; - int bpp = sizes->surface_bpp; - int depth = sizes->surface_depth; - void *shadow; - - mode_cmd.width = sizes->surface_width; - mode_cmd.height = sizes->surface_height; - - mode_cmd.pitches[0] = ALIGN(mode_cmd.width * ((bpp + 1) / 8), 64); - mode_cmd.pixel_format = drm_mode_legacy_fb_format(bpp, depth); - - ret = qxlfb_create_pinned_object(qdev, &mode_cmd, &gobj); - if (ret < 0) - return ret; - - qbo = gem_to_qxl_bo(gobj); - DRM_DEBUG_DRIVER("%dx%d %d\n", mode_cmd.width, - mode_cmd.height, mode_cmd.pitches[0]); - - shadow = vmalloc(array_size(mode_cmd.pitches[0], mode_cmd.height)); - /* TODO: what's the usual response to memory allocation errors? */ - BUG_ON(!shadow); - DRM_DEBUG_DRIVER("surface0 at gpu offset %lld, mmap_offset %lld (virt %p, shadow %p)\n", - qxl_bo_gpu_offset(qbo), qxl_bo_mmap_offset(qbo), - qbo->kptr, shadow); - - info = drm_fb_helper_alloc_fbi(helper); - if (IS_ERR(info)) { - ret = PTR_ERR(info); - goto out_unref; - } - - info->par = helper; - - fb = drm_gem_fbdev_fb_create(&qdev->ddev, sizes, 64, gobj, - &qxlfb_fb_funcs); - if (IS_ERR(fb)) { - DRM_ERROR("Failed to create framebuffer: %ld\n", PTR_ERR(fb)); - ret = PTR_ERR(fb); - goto out_unref; - } - - /* setup helper with fb data */ - qdev->fb_helper.fb = fb; - - strcpy(info->fix.id, "qxldrmfb"); - - drm_fb_helper_fill_fix(info, fb->pitches[0], fb->format->depth); - - info->fbops = &qxlfb_ops; - - /* - * TODO: using gobj->size in various places in this function. Not sure - * what the difference between the different sizes is. - */ - info->fix.smem_start = qdev->vram_base; /* TODO - correct? */ - info->fix.smem_len = gobj->size; - info->screen_base = shadow; - info->screen_size = gobj->size; - - drm_fb_helper_fill_var(info, &qdev->fb_helper, sizes->fb_width, - sizes->fb_height); - - /* setup aperture base/size for vesafb takeover */ - info->apertures->ranges[0].base = qdev->ddev.mode_config.fb_base; - info->apertures->ranges[0].size = qdev->vram_size; - - info->fix.mmio_start = 0; - info->fix.mmio_len = 0; - - if (info->screen_base == NULL) { - ret = -ENOSPC; - goto out_unref; - } - - /* XXX error handling. */ - drm_fb_helper_defio_init(helper); - - DRM_INFO("fb mappable at 0x%lX, size %lu\n", info->fix.smem_start, (unsigned long)info->screen_size); - DRM_INFO("fb: depth %d, pitch %d, width %d, height %d\n", - fb->format->depth, fb->pitches[0], fb->width, fb->height); - return 0; - -out_unref: - if (qbo) { - qxl_bo_kunmap(qbo); - qxl_bo_unpin(qbo); - } - drm_gem_object_put_unlocked(gobj); - return ret; -} - -static const struct drm_fb_helper_funcs qxl_fb_helper_funcs = { - .fb_probe = qxlfb_create, -}; - -int qxl_fbdev_init(struct qxl_device *qdev) -{ - return drm_fb_helper_fbdev_setup(&qdev->ddev, &qdev->fb_helper, - &qxl_fb_helper_funcs, 32, - QXLFB_CONN_LIMIT); -} - -void qxl_fbdev_fini(struct qxl_device *qdev) -{ - struct fb_info *fbi = qdev->fb_helper.fbdev; - void *shadow = fbi ? fbi->screen_buffer : NULL; - - drm_fb_helper_fbdev_teardown(&qdev->ddev); - vfree(shadow); -}