diff options
Diffstat (limited to 'drivers/gpu/drm/ingenic/ingenic-drm-drv.c')
-rw-r--r-- | drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 114 |
1 files changed, 2 insertions, 112 deletions
diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c index 937d080f5d06..a3d1617d7c67 100644 --- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c +++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c @@ -9,8 +9,6 @@ #include <linux/component.h> #include <linux/clk.h> #include <linux/dma-mapping.h> -#include <linux/dma-noncoherent.h> -#include <linux/io.h> #include <linux/module.h> #include <linux/of_device.h> #include <linux/platform_device.h> @@ -21,7 +19,6 @@ #include <drm/drm_bridge.h> #include <drm/drm_crtc.h> #include <drm/drm_crtc_helper.h> -#include <drm/drm_damage_helper.h> #include <drm/drm_drv.h> #include <drm/drm_gem_cma_helper.h> #include <drm/drm_fb_cma_helper.h> @@ -79,11 +76,6 @@ static const u32 ingenic_drm_primary_formats[] = { DRM_FORMAT_XRGB8888, }; -static bool ingenic_drm_cached_gem_buf; -module_param_named(cached_gem_buffers, ingenic_drm_cached_gem_buf, bool, 0400); -MODULE_PARM_DESC(cached_gem_buffers, - "Enable fully cached GEM buffers [default=false]"); - static bool ingenic_drm_writeable_reg(struct device *dev, unsigned int reg) { switch (reg) { @@ -346,8 +338,6 @@ static int ingenic_drm_plane_atomic_check(struct drm_plane *plane, plane->state->fb->format->format != state->fb->format->format)) crtc_state->mode_changed = true; - drm_atomic_helper_check_plane_damage(state->state, state); - return 0; } @@ -450,38 +440,6 @@ void ingenic_drm_plane_config(struct device *dev, } } -void ingenic_drm_sync_data(struct device *dev, - struct drm_plane_state *old_state, - struct drm_plane_state *state) -{ - const struct drm_format_info *finfo = state->fb->format; - struct ingenic_drm *priv = dev_get_drvdata(dev); - struct drm_atomic_helper_damage_iter iter; - unsigned int offset, i; - struct drm_rect clip; - dma_addr_t paddr; - void *addr; - - if (!ingenic_drm_cached_gem_buf) - return; - - drm_atomic_helper_damage_iter_init(&iter, old_state, state); - - drm_atomic_for_each_plane_damage(&iter, &clip) { - for (i = 0; i < finfo->num_planes; i++) { - paddr = drm_fb_cma_get_gem_addr(state->fb, state, i); - addr = phys_to_virt(paddr); - - /* Ignore x1/x2 values, invalidate complete lines */ - offset = clip.y1 * state->fb->pitches[i]; - - dma_cache_sync(priv->dev, addr + offset, - (clip.y2 - clip.y1) * state->fb->pitches[i], - DMA_TO_DEVICE); - } - } -} - static void ingenic_drm_plane_atomic_update(struct drm_plane *plane, struct drm_plane_state *oldstate) { @@ -492,8 +450,6 @@ static void ingenic_drm_plane_atomic_update(struct drm_plane *plane, dma_addr_t addr; if (state && state->fb) { - ingenic_drm_sync_data(priv->dev, oldstate, state); - addr = drm_fb_cma_get_gem_addr(state->fb, state, 0); width = state->src_w >> 16; height = state->src_h >> 16; @@ -649,69 +605,7 @@ static void ingenic_drm_disable_vblank(struct drm_crtc *crtc) regmap_update_bits(priv->map, JZ_REG_LCD_CTRL, JZ_LCD_CTRL_EOF_IRQ, 0); } -static struct drm_framebuffer * -ingenic_drm_gem_fb_create(struct drm_device *dev, struct drm_file *file, - const struct drm_mode_fb_cmd2 *mode_cmd) -{ - if (ingenic_drm_cached_gem_buf) - return drm_gem_fb_create_with_dirty(dev, file, mode_cmd); - - return drm_gem_fb_create(dev, file, mode_cmd); -} - -static int ingenic_drm_gem_mmap(struct drm_gem_object *obj, - struct vm_area_struct *vma) -{ - struct drm_gem_cma_object *cma_obj = to_drm_gem_cma_obj(obj); - struct device *dev = cma_obj->base.dev->dev; - unsigned long attrs; - int ret; - - if (ingenic_drm_cached_gem_buf) - attrs = DMA_ATTR_NON_CONSISTENT; - else - attrs = DMA_ATTR_WRITE_COMBINE; - - /* - * Clear the VM_PFNMAP flag that was set by drm_gem_mmap(), and set the - * vm_pgoff (used as a fake buffer offset by DRM) to 0 as we want to map - * the whole buffer. - */ - vma->vm_flags &= ~VM_PFNMAP; - vma->vm_pgoff = 0; - vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); - - ret = dma_mmap_attrs(dev, vma, cma_obj->vaddr, cma_obj->paddr, - vma->vm_end - vma->vm_start, attrs); - if (ret) - drm_gem_vm_close(vma); - - return ret; -} - -static int ingenic_drm_gem_cma_mmap(struct file *filp, - struct vm_area_struct *vma) -{ - int ret; - - ret = drm_gem_mmap(filp, vma); - if (ret) - return ret; - - return ingenic_drm_gem_mmap(vma->vm_private_data, vma); -} - -static const struct file_operations ingenic_drm_fops = { - .owner = THIS_MODULE, - .open = drm_open, - .release = drm_release, - .unlocked_ioctl = drm_ioctl, - .compat_ioctl = drm_compat_ioctl, - .poll = drm_poll, - .read = drm_read, - .llseek = noop_llseek, - .mmap = ingenic_drm_gem_cma_mmap, -}; +DEFINE_DRM_GEM_CMA_FOPS(ingenic_drm_fops); static struct drm_driver ingenic_drm_driver_data = { .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_ATOMIC, @@ -775,7 +669,7 @@ static const struct drm_encoder_helper_funcs ingenic_drm_encoder_helper_funcs = }; static const struct drm_mode_config_funcs ingenic_drm_mode_config_funcs = { - .fb_create = ingenic_drm_gem_fb_create, + .fb_create = drm_gem_fb_create, .output_poll_changed = drm_fb_helper_output_poll_changed, .atomic_check = drm_atomic_helper_check, .atomic_commit = drm_atomic_helper_commit, @@ -902,8 +796,6 @@ static int ingenic_drm_bind(struct device *dev, bool has_components) return ret; } - drm_plane_enable_fb_damage_clips(&priv->f1); - drm_crtc_helper_add(&priv->crtc, &ingenic_drm_crtc_helper_funcs); ret = drm_crtc_init_with_planes(drm, &priv->crtc, &priv->f1, @@ -929,8 +821,6 @@ static int ingenic_drm_bind(struct device *dev, bool has_components) return ret; } - drm_plane_enable_fb_damage_clips(&priv->f0); - if (IS_ENABLED(CONFIG_DRM_INGENIC_IPU) && has_components) { ret = component_bind_all(dev, drm); if (ret) { |