The data structure |struct drm_gem_vram_object| and its helpers replace |struct mgag200_bo|. It's the same implementation; except for the type names.
v4: * cleanups from checkpatch.pl * select config option DRM_VRAM_HELPER
Signed-off-by: Thomas Zimmermann tzimmermann@suse.de --- drivers/gpu/drm/mgag200/Kconfig | 1 + drivers/gpu/drm/mgag200/mgag200_cursor.c | 63 +++++---- drivers/gpu/drm/mgag200/mgag200_drv.c | 5 +- drivers/gpu/drm/mgag200/mgag200_drv.h | 62 ++------ drivers/gpu/drm/mgag200/mgag200_fb.c | 22 +-- drivers/gpu/drm/mgag200/mgag200_main.c | 84 +++-------- drivers/gpu/drm/mgag200/mgag200_mode.c | 46 +++--- drivers/gpu/drm/mgag200/mgag200_ttm.c | 172 +---------------------- 8 files changed, 107 insertions(+), 348 deletions(-)
diff --git a/drivers/gpu/drm/mgag200/Kconfig b/drivers/gpu/drm/mgag200/Kconfig index db58578719d2..907bb2162228 100644 --- a/drivers/gpu/drm/mgag200/Kconfig +++ b/drivers/gpu/drm/mgag200/Kconfig @@ -3,6 +3,7 @@ config DRM_MGAG200 depends on DRM && PCI && MMU select DRM_KMS_HELPER select DRM_TTM + select DRM_VRAM_HELPER help This is a KMS driver for the MGA G200 server chips, it does not support the original MGA G200 or any of the desktop diff --git a/drivers/gpu/drm/mgag200/mgag200_cursor.c b/drivers/gpu/drm/mgag200/mgag200_cursor.c index 968e20379d54..cca3922f9f67 100644 --- a/drivers/gpu/drm/mgag200/mgag200_cursor.c +++ b/drivers/gpu/drm/mgag200/mgag200_cursor.c @@ -23,9 +23,9 @@ static void mga_hide_cursor(struct mga_device *mdev) WREG8(MGA_CURPOSXL, 0); WREG8(MGA_CURPOSXH, 0); if (mdev->cursor.pixels_1->pin_count) - mgag200_bo_unpin(mdev->cursor.pixels_1); + drm_gem_vram_unpin(mdev->cursor.pixels_1); if (mdev->cursor.pixels_2->pin_count) - mgag200_bo_unpin(mdev->cursor.pixels_2); + drm_gem_vram_unpin(mdev->cursor.pixels_2); }
int mga_crtc_cursor_set(struct drm_crtc *crtc, @@ -36,12 +36,12 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc, { struct drm_device *dev = crtc->dev; struct mga_device *mdev = (struct mga_device *)dev->dev_private; - struct mgag200_bo *pixels_1 = mdev->cursor.pixels_1; - struct mgag200_bo *pixels_2 = mdev->cursor.pixels_2; - struct mgag200_bo *pixels_current = mdev->cursor.pixels_current; - struct mgag200_bo *pixels_prev = mdev->cursor.pixels_prev; + struct drm_gem_vram_object *pixels_1 = mdev->cursor.pixels_1; + struct drm_gem_vram_object *pixels_2 = mdev->cursor.pixels_2; + struct drm_gem_vram_object *pixels_current = mdev->cursor.pixels_current; + struct drm_gem_vram_object *pixels_prev = mdev->cursor.pixels_prev; struct drm_gem_object *obj; - struct mgag200_bo *bo = NULL; + struct drm_gem_vram_object *gbo = NULL; int ret = 0; unsigned int i, row, col; uint32_t colour_set[16]; @@ -50,7 +50,7 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc, uint32_t this_colour; bool found = false; int colour_count = 0; - u64 gpu_addr; + s64 gpu_addr; u8 reg_index; u8 this_row[48];
@@ -79,44 +79,55 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc, if (!obj) return -ENOENT;
- ret = mgag200_bo_reserve(pixels_1, true); + ret = drm_gem_vram_reserve(pixels_1, true); if (ret) { WREG8(MGA_CURPOSXL, 0); WREG8(MGA_CURPOSXH, 0); goto out_unref; } - ret = mgag200_bo_reserve(pixels_2, true); + ret = drm_gem_vram_reserve(pixels_2, true); if (ret) { WREG8(MGA_CURPOSXL, 0); WREG8(MGA_CURPOSXH, 0); - mgag200_bo_unreserve(pixels_1); + drm_gem_vram_unreserve(pixels_1); goto out_unreserve1; }
/* Move cursor buffers into VRAM if they aren't already */ if (!pixels_1->pin_count) { - ret = mgag200_bo_pin(pixels_1, TTM_PL_FLAG_VRAM, - &mdev->cursor.pixels_1_gpu_addr); + ret = drm_gem_vram_pin(pixels_1, DRM_GEM_VRAM_PL_FLAG_VRAM); if (ret) goto out1; + gpu_addr = drm_gem_vram_offset(pixels_1); + if (gpu_addr < 0) { + drm_gem_vram_unpin(pixels_1); + goto out1; + } + mdev->cursor.pixels_1_gpu_addr = gpu_addr; } if (!pixels_2->pin_count) { - ret = mgag200_bo_pin(pixels_2, TTM_PL_FLAG_VRAM, - &mdev->cursor.pixels_2_gpu_addr); + ret = drm_gem_vram_pin(pixels_2, DRM_GEM_VRAM_PL_FLAG_VRAM); if (ret) { - mgag200_bo_unpin(pixels_1); + drm_gem_vram_unpin(pixels_1); + goto out1; + } + gpu_addr = drm_gem_vram_offset(pixels_2); + if (gpu_addr < 0) { + drm_gem_vram_unpin(pixels_1); + drm_gem_vram_unpin(pixels_2); goto out1; } + mdev->cursor.pixels_2_gpu_addr = gpu_addr; }
- bo = gem_to_mga_bo(obj); - ret = mgag200_bo_reserve(bo, true); + gbo = drm_gem_vram_of_gem(obj); + ret = drm_gem_vram_reserve(gbo, true); if (ret) { dev_err(&dev->pdev->dev, "failed to reserve user bo\n"); goto out1; } - if (!bo->kmap.virtual) { - ret = ttm_bo_kmap(&bo->bo, 0, bo->bo.num_pages, &bo->kmap); + if (!gbo->kmap.virtual) { + ret = ttm_bo_kmap(&gbo->bo, 0, gbo->bo.num_pages, &gbo->kmap); if (ret) { dev_err(&dev->pdev->dev, "failed to kmap user buffer updates\n"); goto out2; @@ -126,7 +137,7 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc, memset(&colour_set[0], 0, sizeof(uint32_t)*16); /* width*height*4 = 16384 */ for (i = 0; i < 16384; i += 4) { - this_colour = ioread32(bo->kmap.virtual + i); + this_colour = ioread32(gbo->kmap.virtual + i); /* No transparency */ if (this_colour>>24 != 0xff && this_colour>>24 != 0x0) { @@ -192,7 +203,7 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc, for (row = 0; row < 64; row++) { memset(&this_row[0], 0, 48); for (col = 0; col < 64; col++) { - this_colour = ioread32(bo->kmap.virtual + 4*(col + 64*row)); + this_colour = ioread32(gbo->kmap.virtual + 4*(col + 64*row)); /* write transparent pixels */ if (this_colour>>24 == 0x0) { this_row[47 - col/8] |= 0x80>>(col%8); @@ -238,15 +249,15 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc,
ttm_bo_kunmap(&pixels_prev->kmap); out3: - ttm_bo_kunmap(&bo->kmap); + ttm_bo_kunmap(&gbo->kmap); out2: - mgag200_bo_unreserve(bo); + drm_gem_vram_unreserve(gbo); out1: if (ret) mga_hide_cursor(mdev); - mgag200_bo_unreserve(pixels_1); + drm_gem_vram_unreserve(pixels_1); out_unreserve1: - mgag200_bo_unreserve(pixels_2); + drm_gem_vram_unreserve(pixels_2); out_unref: drm_gem_object_put_unlocked(obj);
diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.c b/drivers/gpu/drm/mgag200/mgag200_drv.c index ac6af4bd9df6..1f2a034d5a9b 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.c +++ b/drivers/gpu/drm/mgag200/mgag200_drv.c @@ -80,9 +80,10 @@ static struct drm_driver driver = { .minor = DRIVER_MINOR, .patchlevel = DRIVER_PATCHLEVEL,
- .gem_free_object_unlocked = mgag200_gem_free_object, + .gem_free_object_unlocked = + drm_gem_vram_driver_gem_free_object_unlocked, .dumb_create = mgag200_dumb_create, - .dumb_map_offset = mgag200_dumb_mmap_offset, + .dumb_map_offset = drm_gem_vram_driver_dumb_mmap_offset, };
static struct pci_driver mgag200_pci_driver = { diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h b/drivers/gpu/drm/mgag200/mgag200_drv.h index 8c31e4422cae..86b33e23ab7f 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.h +++ b/drivers/gpu/drm/mgag200/mgag200_drv.h @@ -1,6 +1,6 @@ /* * Copyright 2010 Matt Turner. - * Copyright 2012 Red Hat + * Copyright 2012 Red Hat * * This file is subject to the terms and conditions of the GNU General * Public License version 2. See the file COPYING in the main @@ -24,6 +24,7 @@ #include <drm/ttm/ttm_module.h>
#include <drm/drm_gem.h> +#include <drm/drm_gem_vram_helper.h>
#include <linux/i2c.h> #include <linux/i2c-algo-bit.h> @@ -159,13 +160,13 @@ struct mga_cursor { If either of these is NULL, then don't do hardware cursors, and fall back to software. */ - struct mgag200_bo *pixels_1; - struct mgag200_bo *pixels_2; + struct drm_gem_vram_object *pixels_1; + struct drm_gem_vram_object *pixels_2; u64 pixels_1_gpu_addr, pixels_2_gpu_addr; /* The currently displayed icon, this points to one of pixels_1, or pixels_2 */ - struct mgag200_bo *pixels_current; + struct drm_gem_vram_object *pixels_current; /* The previously displayed icon */ - struct mgag200_bo *pixels_prev; + struct drm_gem_vram_object *pixels_prev; };
struct mga_mc { @@ -219,23 +220,6 @@ struct mga_device { u32 unique_rev_id; };
- -struct mgag200_bo { - struct ttm_buffer_object bo; - struct ttm_placement placement; - struct ttm_bo_kmap_obj kmap; - struct drm_gem_object gem; - struct ttm_place placements[3]; - int pin_count; -}; -#define gem_to_mga_bo(gobj) container_of((gobj), struct mgag200_bo, gem) - -static inline struct mgag200_bo * -mgag200_bo(struct ttm_buffer_object *bo) -{ - return container_of(bo, struct mgag200_bo, bo); -} - /* mgag200_mode.c */ int mgag200_modeset_init(struct mga_device *mdev); void mgag200_modeset_fini(struct mga_device *mdev); @@ -259,45 +243,15 @@ int mgag200_gem_create(struct drm_device *dev, int mgag200_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); -void mgag200_gem_free_object(struct drm_gem_object *obj); -int -mgag200_dumb_mmap_offset(struct drm_file *file, - struct drm_device *dev, - uint32_t handle, - uint64_t *offset); + /* mgag200_i2c.c */ struct mga_i2c_chan *mgag200_i2c_create(struct drm_device *dev); void mgag200_i2c_destroy(struct mga_i2c_chan *i2c);
-void mgag200_ttm_placement(struct mgag200_bo *bo, int domain); - -static inline int mgag200_bo_reserve(struct mgag200_bo *bo, bool no_wait) -{ - int ret; - - ret = ttm_bo_reserve(&bo->bo, true, no_wait, NULL); - if (ret) { - if (ret != -ERESTARTSYS && ret != -EBUSY) - DRM_ERROR("reserve failed %p\n", bo); - return ret; - } - return 0; -} - -static inline void mgag200_bo_unreserve(struct mgag200_bo *bo) -{ - ttm_bo_unreserve(&bo->bo); -} - -int mgag200_bo_create(struct drm_device *dev, int size, int align, - uint32_t flags, struct mgag200_bo **pastbo); int mgag200_mm_init(struct mga_device *mdev); void mgag200_mm_fini(struct mga_device *mdev); int mgag200_mmap(struct file *filp, struct vm_area_struct *vma); -int mgag200_bo_pin(struct mgag200_bo *bo, u32 pl_flag, u64 *gpu_addr); -int mgag200_bo_unpin(struct mgag200_bo *bo); -int mgag200_bo_push_sysram(struct mgag200_bo *bo); - /* mgag200_cursor.c */ + int mga_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, uint32_t handle, uint32_t width, uint32_t height); int mga_crtc_cursor_move(struct drm_crtc *crtc, int x, int y); diff --git a/drivers/gpu/drm/mgag200/mgag200_fb.c b/drivers/gpu/drm/mgag200/mgag200_fb.c index 5b7e64cac004..1bcf0d65868d 100644 --- a/drivers/gpu/drm/mgag200/mgag200_fb.c +++ b/drivers/gpu/drm/mgag200/mgag200_fb.c @@ -23,7 +23,7 @@ static void mga_dirty_update(struct mga_fbdev *mfbdev, { int i; struct drm_gem_object *obj; - struct mgag200_bo *bo; + struct drm_gem_vram_object *gbo; int src_offset, dst_offset; int bpp = mfbdev->mfb.base.format->cpp[0]; int ret = -EBUSY; @@ -33,7 +33,7 @@ static void mga_dirty_update(struct mga_fbdev *mfbdev, unsigned long flags;
obj = mfbdev->mfb.obj; - bo = gem_to_mga_bo(obj); + gbo = drm_gem_vram_of_gem(obj);
/* * try and reserve the BO, if we fail with busy @@ -41,7 +41,7 @@ static void mga_dirty_update(struct mga_fbdev *mfbdev, * store up the damage until later. */ if (drm_can_sleep()) - ret = mgag200_bo_reserve(bo, true); + ret = drm_gem_vram_reserve(gbo, true); if (ret) { if (ret != -EBUSY) return; @@ -75,25 +75,27 @@ static void mga_dirty_update(struct mga_fbdev *mfbdev, mfbdev->x2 = mfbdev->y2 = 0; spin_unlock_irqrestore(&mfbdev->dirty_lock, flags);
- if (!bo->kmap.virtual) { - ret = ttm_bo_kmap(&bo->bo, 0, bo->bo.num_pages, &bo->kmap); + if (!gbo->kmap.virtual) { + ret = ttm_bo_kmap(&gbo->bo, 0, gbo->bo.num_pages, &gbo->kmap); if (ret) { DRM_ERROR("failed to kmap fb updates\n"); - mgag200_bo_unreserve(bo); + drm_gem_vram_unreserve(gbo); return; } unmap = true; } for (i = y; i <= y2; i++) { /* assume equal stride for now */ - src_offset = dst_offset = i * mfbdev->mfb.base.pitches[0] + (x * bpp); - memcpy_toio(bo->kmap.virtual + src_offset, mfbdev->sysram + src_offset, (x2 - x + 1) * bpp); + src_offset = dst_offset = + i * mfbdev->mfb.base.pitches[0] + (x * bpp); + memcpy_toio(gbo->kmap.virtual + src_offset, + mfbdev->sysram + dst_offset, (x2 - x + 1) * bpp);
} if (unmap) - ttm_bo_kunmap(&bo->kmap); + ttm_bo_kunmap(&gbo->kmap);
- mgag200_bo_unreserve(bo); + drm_gem_vram_unreserve(gbo); }
static void mga_fillrect(struct fb_info *info, diff --git a/drivers/gpu/drm/mgag200/mgag200_main.c b/drivers/gpu/drm/mgag200/mgag200_main.c index 163255099779..59a4028a5c6c 100644 --- a/drivers/gpu/drm/mgag200/mgag200_main.c +++ b/drivers/gpu/drm/mgag200/mgag200_main.c @@ -230,11 +230,13 @@ int mgag200_driver_load(struct drm_device *dev, unsigned long flags) }
/* Make small buffers to store a hardware cursor (double buffered icon updates) */ - mgag200_bo_create(dev, roundup(48*64, PAGE_SIZE), 0, 0, - &mdev->cursor.pixels_1); - mgag200_bo_create(dev, roundup(48*64, PAGE_SIZE), 0, 0, - &mdev->cursor.pixels_2); - if (!mdev->cursor.pixels_2 || !mdev->cursor.pixels_1) { + mdev->cursor.pixels_1 = drm_gem_vram_create(dev, &mdev->ttm.bdev, + roundup(48*64, PAGE_SIZE), + 0, 0); + mdev->cursor.pixels_2 = drm_gem_vram_create(dev, &mdev->ttm.bdev, + roundup(48*64, PAGE_SIZE), + 0, 0); + if (IS_ERR(mdev->cursor.pixels_2) || IS_ERR(mdev->cursor.pixels_1)) { mdev->cursor.pixels_1 = NULL; mdev->cursor.pixels_2 = NULL; dev_warn(&dev->pdev->dev, @@ -272,7 +274,8 @@ int mgag200_gem_create(struct drm_device *dev, u32 size, bool iskernel, struct drm_gem_object **obj) { - struct mgag200_bo *astbo; + struct mga_device *mdev = dev->dev_private; + struct drm_gem_vram_object *gbo; int ret;
*obj = NULL; @@ -281,13 +284,14 @@ int mgag200_gem_create(struct drm_device *dev, if (size == 0) return -EINVAL;
- ret = mgag200_bo_create(dev, size, 0, 0, &astbo); - if (ret) { + gbo = drm_gem_vram_create(dev, &mdev->ttm.bdev, size, 0, false); + if (IS_ERR(gbo)) { + ret = PTR_ERR(gbo); if (ret != -ERESTARTSYS) DRM_ERROR("failed to allocate GEM object\n"); return ret; } - *obj = &astbo->gem; + *obj = &gbo->gem; return 0; }
@@ -295,64 +299,8 @@ int mgag200_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args) { - int ret; - struct drm_gem_object *gobj; - u32 handle; - - args->pitch = args->width * ((args->bpp + 7) / 8); - args->size = args->pitch * args->height; - - ret = mgag200_gem_create(dev, args->size, false, - &gobj); - if (ret) - return ret; - - ret = drm_gem_handle_create(file, gobj, &handle); - drm_gem_object_put_unlocked(gobj); - if (ret) - return ret; - - args->handle = handle; - return 0; -} - -static void mgag200_bo_unref(struct mgag200_bo **bo) -{ - if ((*bo) == NULL) - return; - ttm_bo_put(&((*bo)->bo)); - *bo = NULL; -} - -void mgag200_gem_free_object(struct drm_gem_object *obj) -{ - struct mgag200_bo *mgag200_bo = gem_to_mga_bo(obj); - - mgag200_bo_unref(&mgag200_bo); -} - - -static inline u64 mgag200_bo_mmap_offset(struct mgag200_bo *bo) -{ - return drm_vma_node_offset_addr(&bo->bo.vma_node); -} - -int -mgag200_dumb_mmap_offset(struct drm_file *file, - struct drm_device *dev, - uint32_t handle, - uint64_t *offset) -{ - struct drm_gem_object *obj; - struct mgag200_bo *bo; - - obj = drm_gem_object_lookup(file, handle); - if (obj == NULL) - return -ENOENT; - - bo = gem_to_mga_bo(obj); - *offset = mgag200_bo_mmap_offset(bo); + struct mga_device *mdev = dev->dev_private;
- drm_gem_object_put_unlocked(obj); - return 0; + return drm_gem_vram_fill_create_dumb(file, dev, &mdev->ttm.bdev, 0, + false, args); } diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index 7481a3d556ad..26baae5eeb9b 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -867,48 +867,57 @@ static int mga_crtc_do_set_base(struct drm_crtc *crtc, struct mga_device *mdev = crtc->dev->dev_private; struct drm_gem_object *obj; struct mga_framebuffer *mga_fb; - struct mgag200_bo *bo; + struct drm_gem_vram_object *gbo; int ret; - u64 gpu_addr; + s64 gpu_addr;
/* push the previous fb to system ram */ if (!atomic && fb) { mga_fb = to_mga_framebuffer(fb); obj = mga_fb->obj; - bo = gem_to_mga_bo(obj); - ret = mgag200_bo_reserve(bo, false); + gbo = drm_gem_vram_of_gem(obj); + ret = drm_gem_vram_reserve(gbo, false); if (ret) return ret; - mgag200_bo_push_sysram(bo); - mgag200_bo_unreserve(bo); + drm_gem_vram_push_to_system(gbo); + drm_gem_vram_unreserve(gbo); }
mga_fb = to_mga_framebuffer(crtc->primary->fb); obj = mga_fb->obj; - bo = gem_to_mga_bo(obj); + gbo = drm_gem_vram_of_gem(obj);
- ret = mgag200_bo_reserve(bo, false); + ret = drm_gem_vram_reserve(gbo, false); if (ret) return ret;
- ret = mgag200_bo_pin(bo, TTM_PL_FLAG_VRAM, &gpu_addr); - if (ret) { - mgag200_bo_unreserve(bo); - return ret; + ret = drm_gem_vram_pin(gbo, DRM_GEM_VRAM_PL_FLAG_VRAM); + if (ret) + goto err_drm_gem_vram_unreserve; + gpu_addr = drm_gem_vram_offset(gbo); + if (gpu_addr < 0) { + ret = (int)gpu_addr; + goto err_drm_gem_vram_unpin; }
if (&mdev->mfbdev->mfb == mga_fb) { /* if pushing console in kmap it */ - ret = ttm_bo_kmap(&bo->bo, 0, bo->bo.num_pages, &bo->kmap); + ret = ttm_bo_kmap(&gbo->bo, 0, gbo->bo.num_pages, &gbo->kmap); if (ret) DRM_ERROR("failed to kmap fbcon\n");
} - mgag200_bo_unreserve(bo); + drm_gem_vram_unreserve(gbo);
mga_set_start_address(crtc, (u32)gpu_addr);
return 0; + +err_drm_gem_vram_unpin: + drm_gem_vram_unpin(gbo); +err_drm_gem_vram_unreserve: + drm_gem_vram_unreserve(gbo); + return ret; }
static int mga_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y, @@ -1428,12 +1437,13 @@ static void mga_crtc_disable(struct drm_crtc *crtc) if (crtc->primary->fb) { struct mga_framebuffer *mga_fb = to_mga_framebuffer(crtc->primary->fb); struct drm_gem_object *obj = mga_fb->obj; - struct mgag200_bo *bo = gem_to_mga_bo(obj); - ret = mgag200_bo_reserve(bo, false); + struct drm_gem_vram_object *gbo = drm_gem_vram_of_gem(obj); + + ret = drm_gem_vram_reserve(gbo, false); if (ret) return; - mgag200_bo_push_sysram(bo); - mgag200_bo_unreserve(bo); + drm_gem_vram_push_to_system(gbo); + drm_gem_vram_unreserve(gbo); } crtc->primary->fb = NULL; } diff --git a/drivers/gpu/drm/mgag200/mgag200_ttm.c b/drivers/gpu/drm/mgag200/mgag200_ttm.c index bd42365a8aa8..2c0249086bf9 100644 --- a/drivers/gpu/drm/mgag200/mgag200_ttm.c +++ b/drivers/gpu/drm/mgag200/mgag200_ttm.c @@ -36,23 +36,6 @@ mgag200_bdev(struct ttm_bo_device *bd) return container_of(bd, struct mga_device, ttm.bdev); }
-static void mgag200_bo_ttm_destroy(struct ttm_buffer_object *tbo) -{ - struct mgag200_bo *bo; - - bo = container_of(tbo, struct mgag200_bo, bo); - - drm_gem_object_release(&bo->gem); - kfree(bo); -} - -static bool mgag200_ttm_bo_is_mgag200_bo(struct ttm_buffer_object *bo) -{ - if (bo->destroy == &mgag200_bo_ttm_destroy) - return true; - return false; -} - static int mgag200_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, struct ttm_mem_type_manager *man) @@ -78,26 +61,6 @@ mgag200_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, return 0; }
-static void -mgag200_bo_evict_flags(struct ttm_buffer_object *bo, struct ttm_placement *pl) -{ - struct mgag200_bo *mgabo = mgag200_bo(bo); - - if (!mgag200_ttm_bo_is_mgag200_bo(bo)) - return; - - mgag200_ttm_placement(mgabo, TTM_PL_FLAG_SYSTEM); - *pl = mgabo->placement; -} - -static int mgag200_bo_verify_access(struct ttm_buffer_object *bo, struct file *filp) -{ - struct mgag200_bo *mgabo = mgag200_bo(bo); - - return drm_vma_node_verify_access(&mgabo->gem.vma_node, - filp->private_data); -} - static int mgag200_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) { @@ -162,9 +125,9 @@ struct ttm_bo_driver mgag200_bo_driver = { .ttm_tt_create = mgag200_ttm_tt_create, .init_mem_type = mgag200_bo_init_mem_type, .eviction_valuable = ttm_bo_eviction_valuable, - .evict_flags = mgag200_bo_evict_flags, + .evict_flags = drm_gem_vram_bo_driver_evict_flags, .move = NULL, - .verify_access = mgag200_bo_verify_access, + .verify_access = drm_gem_vram_bo_driver_verify_access, .io_mem_reserve = &mgag200_ttm_io_mem_reserve, .io_mem_free = &mgag200_ttm_io_mem_free, }; @@ -211,137 +174,6 @@ void mgag200_mm_fini(struct mga_device *mdev) mdev->fb_mtrr = 0; }
-void mgag200_ttm_placement(struct mgag200_bo *bo, int domain) -{ - u32 c = 0; - unsigned i; - - bo->placement.placement = bo->placements; - bo->placement.busy_placement = bo->placements; - if (domain & TTM_PL_FLAG_VRAM) - bo->placements[c++].flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_VRAM; - if (domain & TTM_PL_FLAG_SYSTEM) - bo->placements[c++].flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM; - if (!c) - bo->placements[c++].flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM; - bo->placement.num_placement = c; - bo->placement.num_busy_placement = c; - for (i = 0; i < c; ++i) { - bo->placements[i].fpfn = 0; - bo->placements[i].lpfn = 0; - } -} - -int mgag200_bo_create(struct drm_device *dev, int size, int align, - uint32_t flags, struct mgag200_bo **pmgabo) -{ - struct mga_device *mdev = dev->dev_private; - struct mgag200_bo *mgabo; - size_t acc_size; - int ret; - - mgabo = kzalloc(sizeof(struct mgag200_bo), GFP_KERNEL); - if (!mgabo) - return -ENOMEM; - - ret = drm_gem_object_init(dev, &mgabo->gem, size); - if (ret) { - kfree(mgabo); - return ret; - } - - mgabo->bo.bdev = &mdev->ttm.bdev; - - mgag200_ttm_placement(mgabo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM); - - acc_size = ttm_bo_dma_acc_size(&mdev->ttm.bdev, size, - sizeof(struct mgag200_bo)); - - ret = ttm_bo_init(&mdev->ttm.bdev, &mgabo->bo, size, - ttm_bo_type_device, &mgabo->placement, - align >> PAGE_SHIFT, false, acc_size, - NULL, NULL, mgag200_bo_ttm_destroy); - if (ret) - return ret; - - *pmgabo = mgabo; - return 0; -} - -static inline u64 mgag200_bo_gpu_offset(struct mgag200_bo *bo) -{ - return bo->bo.offset; -} - -int mgag200_bo_pin(struct mgag200_bo *bo, u32 pl_flag, u64 *gpu_addr) -{ - struct ttm_operation_ctx ctx = { false, false }; - int i, ret; - - if (bo->pin_count) { - bo->pin_count++; - if (gpu_addr) - *gpu_addr = mgag200_bo_gpu_offset(bo); - return 0; - } - - mgag200_ttm_placement(bo, pl_flag); - for (i = 0; i < bo->placement.num_placement; i++) - bo->placements[i].flags |= TTM_PL_FLAG_NO_EVICT; - ret = ttm_bo_validate(&bo->bo, &bo->placement, &ctx); - if (ret) - return ret; - - bo->pin_count = 1; - if (gpu_addr) - *gpu_addr = mgag200_bo_gpu_offset(bo); - return 0; -} - -int mgag200_bo_unpin(struct mgag200_bo *bo) -{ - struct ttm_operation_ctx ctx = { false, false }; - int i; - if (!bo->pin_count) { - DRM_ERROR("unpin bad %p\n", bo); - return 0; - } - bo->pin_count--; - if (bo->pin_count) - return 0; - - for (i = 0; i < bo->placement.num_placement ; i++) - bo->placements[i].flags &= ~TTM_PL_FLAG_NO_EVICT; - return ttm_bo_validate(&bo->bo, &bo->placement, &ctx); -} - -int mgag200_bo_push_sysram(struct mgag200_bo *bo) -{ - struct ttm_operation_ctx ctx = { false, false }; - int i, ret; - if (!bo->pin_count) { - DRM_ERROR("unpin bad %p\n", bo); - return 0; - } - bo->pin_count--; - if (bo->pin_count) - return 0; - - if (bo->kmap.virtual) - ttm_bo_kunmap(&bo->kmap); - - mgag200_ttm_placement(bo, TTM_PL_FLAG_SYSTEM); - for (i = 0; i < bo->placement.num_placement ; i++) - bo->placements[i].flags |= TTM_PL_FLAG_NO_EVICT; - - ret = ttm_bo_validate(&bo->bo, &bo->placement, &ctx); - if (ret) { - DRM_ERROR("pushing to VRAM failed\n"); - return ret; - } - return 0; -} - int mgag200_mmap(struct file *filp, struct vm_area_struct *vma) { struct drm_file *file_priv = filp->private_data;