diff options
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun4i_drv.c')
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun4i_drv.c | 66 |
1 files changed, 38 insertions, 28 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c index 328272ff77d8..8a409eee1dca 100644 --- a/drivers/gpu/drm/sun4i/sun4i_drv.c +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c @@ -6,19 +6,23 @@ * Maxime Ripard <maxime.ripard@free-electrons.com> */ +#include <linux/aperture.h> #include <linux/component.h> +#include <linux/dma-mapping.h> #include <linux/kfifo.h> #include <linux/module.h> #include <linux/of_graph.h> #include <linux/of_reserved_mem.h> #include <linux/platform_device.h> +#include <drm/clients/drm_client_setup.h> #include <drm/drm_atomic_helper.h> #include <drm/drm_drv.h> -#include <drm/drm_fb_cma_helper.h> -#include <drm/drm_fb_helper.h> -#include <drm/drm_gem_cma_helper.h> +#include <drm/drm_fbdev_dma.h> +#include <drm/drm_gem_dma_helper.h> +#include <drm/drm_module.h> #include <drm/drm_of.h> +#include <drm/drm_print.h> #include <drm/drm_probe_helper.h> #include <drm/drm_vblank.h> @@ -35,25 +39,24 @@ static int drm_sun4i_gem_dumb_create(struct drm_file *file_priv, /* The hardware only allows even pitches for YUV buffers. */ args->pitch = ALIGN(DIV_ROUND_UP(args->width * args->bpp, 8), 2); - return drm_gem_cma_dumb_create_internal(file_priv, drm, args); + return drm_gem_dma_dumb_create_internal(file_priv, drm, args); } -DEFINE_DRM_GEM_CMA_FOPS(sun4i_drv_fops); +DEFINE_DRM_GEM_DMA_FOPS(sun4i_drv_fops); -static struct drm_driver sun4i_drv_driver = { +static const struct drm_driver sun4i_drv_driver = { .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC, /* Generic Operations */ .fops = &sun4i_drv_fops, .name = "sun4i-drm", .desc = "Allwinner sun4i Display Engine", - .date = "20150629", .major = 1, .minor = 0, /* GEM Operations */ - DRM_GEM_CMA_VMAP_DRIVER_OPS, - .dumb_create = drm_sun4i_gem_dumb_create, + DRM_GEM_DMA_DRIVER_OPS_WITH_DUMB_CREATE(drm_sun4i_gem_dumb_create), + DRM_FBDEV_DMA_DRIVER_OPS, }; static int sun4i_drv_bind(struct device *dev) @@ -72,7 +75,6 @@ static int sun4i_drv_bind(struct device *dev) goto free_drm; } - dev_set_drvdata(dev, drm); drm->dev_private = drv; INIT_LIST_HEAD(&drv->frontend_list); INIT_LIST_HEAD(&drv->engine_list); @@ -95,12 +97,12 @@ static int sun4i_drv_bind(struct device *dev) /* drm_vblank_init calls kcalloc, which can fail */ ret = drm_vblank_init(drm, drm->mode_config.num_crtc); if (ret) - goto cleanup_mode_config; - - drm->irq_enabled = true; + goto unbind_all; /* Remove early framebuffers (ie. simplefb) */ - drm_fb_helper_remove_conflicting_framebuffers(NULL, "sun4i-drm-fb", false); + ret = aperture_remove_all_conflicting_devices(sun4i_drv_driver.name); + if (ret) + goto unbind_all; sun4i_framebuffer_init(drm); @@ -111,12 +113,16 @@ static int sun4i_drv_bind(struct device *dev) if (ret) goto finish_poll; - drm_fbdev_generic_setup(drm, 32); + drm_client_setup(drm, NULL); + + dev_set_drvdata(dev, drm); return 0; finish_poll: drm_kms_helper_poll_fini(drm); +unbind_all: + component_unbind_all(dev, NULL); cleanup_mode_config: drm_mode_config_cleanup(drm); of_reserved_mem_device_release(dev); @@ -129,6 +135,7 @@ static void sun4i_drv_unbind(struct device *dev) { struct drm_device *drm = dev_get_drvdata(dev); + dev_set_drvdata(dev, NULL); drm_dev_unregister(drm); drm_kms_helper_poll_fini(drm); drm_atomic_helper_shutdown(drm); @@ -201,15 +208,6 @@ static bool sun4i_drv_node_is_tcon_top(struct device_node *node) !!of_match_node(sun8i_tcon_top_of_table, node); } -static int compare_of(struct device *dev, void *data) -{ - DRM_DEBUG_DRIVER("Comparing of node %pOF with %pOF\n", - dev->of_node, - data); - - return dev->of_node == data; -} - /* * The encoder drivers use drm_of_find_possible_crtcs to get upstream * crtcs from the device tree using of_graph. For the results to be @@ -329,7 +327,7 @@ static int sun4i_drv_add_endpoints(struct device *dev, of_device_is_available(node))) { /* Add current component */ DRM_DEBUG_DRIVER("Adding component %pOF\n", node); - drm_of_component_match_add(dev, match, compare_of, node); + drm_of_component_match_add(dev, match, component_compare_of, node); count++; } @@ -375,6 +373,13 @@ static int sun4i_drv_probe(struct platform_device *pdev) INIT_KFIFO(list.fifo); + /* + * DE2 and DE3 cores actually supports 40-bit addresses, but + * driver does not. + */ + dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); + dma_set_max_seg_size(&pdev->dev, UINT_MAX); + for (i = 0;; i++) { struct device_node *pipeline = of_parse_phandle(np, "allwinner,pipelines", @@ -405,11 +410,14 @@ static int sun4i_drv_probe(struct platform_device *pdev) return 0; } -static int sun4i_drv_remove(struct platform_device *pdev) +static void sun4i_drv_remove(struct platform_device *pdev) { component_master_del(&pdev->dev, &sun4i_drv_master_ops); +} - return 0; +static void sun4i_drv_shutdown(struct platform_device *pdev) +{ + drm_atomic_helper_shutdown(platform_get_drvdata(pdev)); } static const struct of_device_id sun4i_drv_of_table[] = { @@ -426,6 +434,7 @@ static const struct of_device_id sun4i_drv_of_table[] = { { .compatible = "allwinner,sun8i-r40-display-engine" }, { .compatible = "allwinner,sun8i-v3s-display-engine" }, { .compatible = "allwinner,sun9i-a80-display-engine" }, + { .compatible = "allwinner,sun20i-d1-display-engine" }, { .compatible = "allwinner,sun50i-a64-display-engine" }, { .compatible = "allwinner,sun50i-h6-display-engine" }, { } @@ -435,13 +444,14 @@ MODULE_DEVICE_TABLE(of, sun4i_drv_of_table); static struct platform_driver sun4i_drv_platform_driver = { .probe = sun4i_drv_probe, .remove = sun4i_drv_remove, + .shutdown = sun4i_drv_shutdown, .driver = { .name = "sun4i-drm", .of_match_table = sun4i_drv_of_table, .pm = &sun4i_drv_drm_pm_ops, }, }; -module_platform_driver(sun4i_drv_platform_driver); +drm_module_platform_driver(sun4i_drv_platform_driver); MODULE_AUTHOR("Boris Brezillon <boris.brezillon@free-electrons.com>"); MODULE_AUTHOR("Maxime Ripard <maxime.ripard@free-electrons.com>"); |