diff options
Diffstat (limited to 'drivers/gpu/drm/rcar-du/rcar_du_drv.c')
| -rw-r--r-- | drivers/gpu/drm/rcar-du/rcar_du_drv.c | 626 |
1 files changed, 0 insertions, 626 deletions
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c deleted file mode 100644 index 3e67cf70f040..000000000000 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c +++ /dev/null @@ -1,626 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * rcar_du_drv.c -- R-Car Display Unit DRM driver - * - * Copyright (C) 2013-2015 Renesas Electronics Corporation - * - * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) - */ - -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/mm.h> -#include <linux/module.h> -#include <linux/of_device.h> -#include <linux/platform_device.h> -#include <linux/pm.h> -#include <linux/slab.h> -#include <linux/wait.h> - -#include <drm/drm_atomic_helper.h> -#include <drm/drm_fb_cma_helper.h> -#include <drm/drm_fb_helper.h> -#include <drm/drm_drv.h> -#include <drm/drm_gem_cma_helper.h> -#include <drm/drm_probe_helper.h> - -#include "rcar_du_drv.h" -#include "rcar_du_kms.h" -#include "rcar_du_of.h" -#include "rcar_du_regs.h" - -/* ----------------------------------------------------------------------------- - * Device Information - */ - -static const struct rcar_du_device_info rzg1_du_r8a7743_info = { - .gen = 2, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(1) | BIT(0), - .routes = { - /* - * R8A774[34] has one RGB output and one LVDS output - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(1) | BIT(0), - .port = 0, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0), - .port = 1, - }, - }, - .num_lvds = 1, -}; - -static const struct rcar_du_device_info rzg1_du_r8a7745_info = { - .gen = 2, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(1) | BIT(0), - .routes = { - /* - * R8A7745 has two RGB outputs - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(0), - .port = 0, - }, - [RCAR_DU_OUTPUT_DPAD1] = { - .possible_crtcs = BIT(1), - .port = 1, - }, - }, -}; - -static const struct rcar_du_device_info rzg1_du_r8a77470_info = { - .gen = 2, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(1) | BIT(0), - .routes = { - /* - * R8A77470 has two RGB outputs, one LVDS output, and - * one (currently unsupported) analog video output - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(0), - .port = 0, - }, - [RCAR_DU_OUTPUT_DPAD1] = { - .possible_crtcs = BIT(1), - .port = 1, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0) | BIT(1), - .port = 2, - }, - }, -}; - -static const struct rcar_du_device_info rcar_du_r8a774a1_info = { - .gen = 3, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_VSP1_SOURCE - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(2) | BIT(1) | BIT(0), - .routes = { - /* - * R8A774A1 has one RGB output, one LVDS output and one HDMI - * output. - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(2), - .port = 0, - }, - [RCAR_DU_OUTPUT_HDMI0] = { - .possible_crtcs = BIT(1), - .port = 1, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0), - .port = 2, - }, - }, - .num_lvds = 1, - .dpll_mask = BIT(1), -}; - -static const struct rcar_du_device_info rcar_du_r8a774b1_info = { - .gen = 3, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_VSP1_SOURCE - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(3) | BIT(1) | BIT(0), - .routes = { - /* - * R8A774B1 has one RGB output, one LVDS output and one HDMI - * output. - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(2), - .port = 0, - }, - [RCAR_DU_OUTPUT_HDMI0] = { - .possible_crtcs = BIT(1), - .port = 1, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0), - .port = 2, - }, - }, - .num_lvds = 1, - .dpll_mask = BIT(1), -}; - -static const struct rcar_du_device_info rcar_du_r8a774c0_info = { - .gen = 3, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_VSP1_SOURCE, - .channels_mask = BIT(1) | BIT(0), - .routes = { - /* - * R8A774C0 has one RGB output and two LVDS outputs - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(0) | BIT(1), - .port = 0, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0), - .port = 1, - }, - [RCAR_DU_OUTPUT_LVDS1] = { - .possible_crtcs = BIT(1), - .port = 2, - }, - }, - .num_lvds = 2, - .lvds_clk_mask = BIT(1) | BIT(0), -}; - -static const struct rcar_du_device_info rcar_du_r8a7779_info = { - .gen = 1, - .features = RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(1) | BIT(0), - .routes = { - /* - * R8A7779 has two RGB outputs and one (currently unsupported) - * TCON output. - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(0), - .port = 0, - }, - [RCAR_DU_OUTPUT_DPAD1] = { - .possible_crtcs = BIT(1) | BIT(0), - .port = 1, - }, - }, -}; - -static const struct rcar_du_device_info rcar_du_r8a7790_info = { - .gen = 2, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .quirks = RCAR_DU_QUIRK_ALIGN_128B, - .channels_mask = BIT(2) | BIT(1) | BIT(0), - .routes = { - /* - * R8A7790 has one RGB output, two LVDS outputs and one - * (currently unsupported) TCON output. - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(2) | BIT(1) | BIT(0), - .port = 0, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0), - .port = 1, - }, - [RCAR_DU_OUTPUT_LVDS1] = { - .possible_crtcs = BIT(2) | BIT(1), - .port = 2, - }, - }, - .num_lvds = 2, -}; - -/* M2-W (r8a7791) and M2-N (r8a7793) are identical */ -static const struct rcar_du_device_info rcar_du_r8a7791_info = { - .gen = 2, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(1) | BIT(0), - .routes = { - /* - * R8A779[13] has one RGB output, one LVDS output and one - * (currently unsupported) TCON output. - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(1) | BIT(0), - .port = 0, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0), - .port = 1, - }, - }, - .num_lvds = 1, -}; - -static const struct rcar_du_device_info rcar_du_r8a7792_info = { - .gen = 2, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(1) | BIT(0), - .routes = { - /* R8A7792 has two RGB outputs. */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(0), - .port = 0, - }, - [RCAR_DU_OUTPUT_DPAD1] = { - .possible_crtcs = BIT(1), - .port = 1, - }, - }, -}; - -static const struct rcar_du_device_info rcar_du_r8a7794_info = { - .gen = 2, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(1) | BIT(0), - .routes = { - /* - * R8A7794 has two RGB outputs and one (currently unsupported) - * TCON output. - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(0), - .port = 0, - }, - [RCAR_DU_OUTPUT_DPAD1] = { - .possible_crtcs = BIT(1), - .port = 1, - }, - }, -}; - -static const struct rcar_du_device_info rcar_du_r8a7795_info = { - .gen = 3, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_VSP1_SOURCE - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(3) | BIT(2) | BIT(1) | BIT(0), - .routes = { - /* - * R8A7795 has one RGB output, two HDMI outputs and one - * LVDS output. - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(3), - .port = 0, - }, - [RCAR_DU_OUTPUT_HDMI0] = { - .possible_crtcs = BIT(1), - .port = 1, - }, - [RCAR_DU_OUTPUT_HDMI1] = { - .possible_crtcs = BIT(2), - .port = 2, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0), - .port = 3, - }, - }, - .num_lvds = 1, - .dpll_mask = BIT(2) | BIT(1), -}; - -static const struct rcar_du_device_info rcar_du_r8a7796_info = { - .gen = 3, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_VSP1_SOURCE - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(2) | BIT(1) | BIT(0), - .routes = { - /* - * R8A7796 has one RGB output, one LVDS output and one HDMI - * output. - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(2), - .port = 0, - }, - [RCAR_DU_OUTPUT_HDMI0] = { - .possible_crtcs = BIT(1), - .port = 1, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0), - .port = 2, - }, - }, - .num_lvds = 1, - .dpll_mask = BIT(1), -}; - -static const struct rcar_du_device_info rcar_du_r8a77965_info = { - .gen = 3, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_VSP1_SOURCE - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(3) | BIT(1) | BIT(0), - .routes = { - /* - * R8A77965 has one RGB output, one LVDS output and one HDMI - * output. - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(2), - .port = 0, - }, - [RCAR_DU_OUTPUT_HDMI0] = { - .possible_crtcs = BIT(1), - .port = 1, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0), - .port = 2, - }, - }, - .num_lvds = 1, - .dpll_mask = BIT(1), -}; - -static const struct rcar_du_device_info rcar_du_r8a77970_info = { - .gen = 3, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_VSP1_SOURCE - | RCAR_DU_FEATURE_INTERLACED - | RCAR_DU_FEATURE_TVM_SYNC, - .channels_mask = BIT(0), - .routes = { - /* - * R8A77970 and R8A77980 have one RGB output and one LVDS - * output. - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(0), - .port = 0, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0), - .port = 1, - }, - }, - .num_lvds = 1, -}; - -static const struct rcar_du_device_info rcar_du_r8a7799x_info = { - .gen = 3, - .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK - | RCAR_DU_FEATURE_VSP1_SOURCE, - .channels_mask = BIT(1) | BIT(0), - .routes = { - /* - * R8A77990 and R8A77995 have one RGB output and two LVDS - * outputs. - */ - [RCAR_DU_OUTPUT_DPAD0] = { - .possible_crtcs = BIT(0) | BIT(1), - .port = 0, - }, - [RCAR_DU_OUTPUT_LVDS0] = { - .possible_crtcs = BIT(0), - .port = 1, - }, - [RCAR_DU_OUTPUT_LVDS1] = { - .possible_crtcs = BIT(1), - .port = 2, - }, - }, - .num_lvds = 2, - .lvds_clk_mask = BIT(1) | BIT(0), -}; - -static const struct of_device_id rcar_du_of_table[] = { - { .compatible = "renesas,du-r8a7743", .data = &rzg1_du_r8a7743_info }, - { .compatible = "renesas,du-r8a7744", .data = &rzg1_du_r8a7743_info }, - { .compatible = "renesas,du-r8a7745", .data = &rzg1_du_r8a7745_info }, - { .compatible = "renesas,du-r8a77470", .data = &rzg1_du_r8a77470_info }, - { .compatible = "renesas,du-r8a774a1", .data = &rcar_du_r8a774a1_info }, - { .compatible = "renesas,du-r8a774b1", .data = &rcar_du_r8a774b1_info }, - { .compatible = "renesas,du-r8a774c0", .data = &rcar_du_r8a774c0_info }, - { .compatible = "renesas,du-r8a7779", .data = &rcar_du_r8a7779_info }, - { .compatible = "renesas,du-r8a7790", .data = &rcar_du_r8a7790_info }, - { .compatible = "renesas,du-r8a7791", .data = &rcar_du_r8a7791_info }, - { .compatible = "renesas,du-r8a7792", .data = &rcar_du_r8a7792_info }, - { .compatible = "renesas,du-r8a7793", .data = &rcar_du_r8a7791_info }, - { .compatible = "renesas,du-r8a7794", .data = &rcar_du_r8a7794_info }, - { .compatible = "renesas,du-r8a7795", .data = &rcar_du_r8a7795_info }, - { .compatible = "renesas,du-r8a7796", .data = &rcar_du_r8a7796_info }, - { .compatible = "renesas,du-r8a77965", .data = &rcar_du_r8a77965_info }, - { .compatible = "renesas,du-r8a77970", .data = &rcar_du_r8a77970_info }, - { .compatible = "renesas,du-r8a77980", .data = &rcar_du_r8a77970_info }, - { .compatible = "renesas,du-r8a77990", .data = &rcar_du_r8a7799x_info }, - { .compatible = "renesas,du-r8a77995", .data = &rcar_du_r8a7799x_info }, - { } -}; - -MODULE_DEVICE_TABLE(of, rcar_du_of_table); - -/* ----------------------------------------------------------------------------- - * DRM operations - */ - -DEFINE_DRM_GEM_CMA_FOPS(rcar_du_fops); - -static struct drm_driver rcar_du_driver = { - .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC, - .gem_free_object_unlocked = drm_gem_cma_free_object, - .gem_vm_ops = &drm_gem_cma_vm_ops, - .prime_handle_to_fd = drm_gem_prime_handle_to_fd, - .prime_fd_to_handle = drm_gem_prime_fd_to_handle, - .gem_prime_get_sg_table = drm_gem_cma_prime_get_sg_table, - .gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table, - .gem_prime_vmap = drm_gem_cma_prime_vmap, - .gem_prime_vunmap = drm_gem_cma_prime_vunmap, - .gem_prime_mmap = drm_gem_cma_prime_mmap, - .dumb_create = rcar_du_dumb_create, - .fops = &rcar_du_fops, - .name = "rcar-du", - .desc = "Renesas R-Car Display Unit", - .date = "20130110", - .major = 1, - .minor = 0, -}; - -/* ----------------------------------------------------------------------------- - * Power management - */ - -#ifdef CONFIG_PM_SLEEP -static int rcar_du_pm_suspend(struct device *dev) -{ - struct rcar_du_device *rcdu = dev_get_drvdata(dev); - - return drm_mode_config_helper_suspend(rcdu->ddev); -} - -static int rcar_du_pm_resume(struct device *dev) -{ - struct rcar_du_device *rcdu = dev_get_drvdata(dev); - - return drm_mode_config_helper_resume(rcdu->ddev); -} -#endif - -static const struct dev_pm_ops rcar_du_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(rcar_du_pm_suspend, rcar_du_pm_resume) -}; - -/* ----------------------------------------------------------------------------- - * Platform driver - */ - -static int rcar_du_remove(struct platform_device *pdev) -{ - struct rcar_du_device *rcdu = platform_get_drvdata(pdev); - struct drm_device *ddev = rcdu->ddev; - - drm_dev_unregister(ddev); - - drm_kms_helper_poll_fini(ddev); - - drm_dev_put(ddev); - - return 0; -} - -static int rcar_du_probe(struct platform_device *pdev) -{ - struct rcar_du_device *rcdu; - struct drm_device *ddev; - struct resource *mem; - int ret; - - /* Allocate and initialize the R-Car device structure. */ - rcdu = devm_kzalloc(&pdev->dev, sizeof(*rcdu), GFP_KERNEL); - if (rcdu == NULL) - return -ENOMEM; - - rcdu->dev = &pdev->dev; - rcdu->info = of_device_get_match_data(rcdu->dev); - - platform_set_drvdata(pdev, rcdu); - - /* I/O resources */ - mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - rcdu->mmio = devm_ioremap_resource(&pdev->dev, mem); - if (IS_ERR(rcdu->mmio)) - return PTR_ERR(rcdu->mmio); - - /* DRM/KMS objects */ - ddev = drm_dev_alloc(&rcar_du_driver, &pdev->dev); - if (IS_ERR(ddev)) - return PTR_ERR(ddev); - - rcdu->ddev = ddev; - ddev->dev_private = rcdu; - - ret = rcar_du_modeset_init(rcdu); - if (ret < 0) { - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, - "failed to initialize DRM/KMS (%d)\n", ret); - goto error; - } - - ddev->irq_enabled = 1; - - /* - * Register the DRM device with the core and the connectors with - * sysfs. - */ - ret = drm_dev_register(ddev, 0); - if (ret) - goto error; - - DRM_INFO("Device %s probed\n", dev_name(&pdev->dev)); - - drm_fbdev_generic_setup(ddev, 32); - - return 0; - -error: - rcar_du_remove(pdev); - - return ret; -} - -static struct platform_driver rcar_du_platform_driver = { - .probe = rcar_du_probe, - .remove = rcar_du_remove, - .driver = { - .name = "rcar-du", - .pm = &rcar_du_pm_ops, - .of_match_table = rcar_du_of_table, - }, -}; - -static int __init rcar_du_init(void) -{ - rcar_du_of_init(rcar_du_of_table); - - return platform_driver_register(&rcar_du_platform_driver); -} -module_init(rcar_du_init); - -static void __exit rcar_du_exit(void) -{ - platform_driver_unregister(&rcar_du_platform_driver); -} -module_exit(rcar_du_exit); - -MODULE_AUTHOR("Laurent Pinchart <laurent.pinchart@ideasonboard.com>"); -MODULE_DESCRIPTION("Renesas R-Car Display Unit DRM Driver"); -MODULE_LICENSE("GPL"); |