diff options
Diffstat (limited to 'drivers/gpu/drm/exynos')
26 files changed, 339 insertions, 560 deletions
diff --git a/drivers/gpu/drm/exynos/Makefile b/drivers/gpu/drm/exynos/Makefile index 3b323f1e0475..2ad146bbf4f5 100644 --- a/drivers/gpu/drm/exynos/Makefile +++ b/drivers/gpu/drm/exynos/Makefile @@ -4,7 +4,7 @@ # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. exynosdrm-y := exynos_drm_drv.o exynos_drm_crtc.o exynos_drm_fb.o \ - exynos_drm_gem.o exynos_drm_core.o exynos_drm_plane.o + exynos_drm_gem.o exynos_drm_plane.o exynosdrm-$(CONFIG_DRM_FBDEV_EMULATION) += exynos_drm_fbdev.o exynosdrm-$(CONFIG_DRM_EXYNOS_IOMMU) += exynos_drm_iommu.o diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c index 82c95c34447f..94529aa82339 100644 --- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c @@ -265,7 +265,7 @@ static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win, unsigned long val; val = readl(ctx->addr + DECON_WINCONx(win)); - val &= ~WINCONx_BPPMODE_MASK; + val &= WINCONx_ENWIN_F; switch (fb->format->format) { case DRM_FORMAT_XRGB1555: @@ -356,8 +356,8 @@ static void decon_update_plane(struct exynos_drm_crtc *crtc, writel(val, ctx->addr + DECON_VIDOSDxB(win)); } - val = VIDOSD_Wx_ALPHA_R_F(0x0) | VIDOSD_Wx_ALPHA_G_F(0x0) | - VIDOSD_Wx_ALPHA_B_F(0x0); + val = VIDOSD_Wx_ALPHA_R_F(0xff) | VIDOSD_Wx_ALPHA_G_F(0xff) | + VIDOSD_Wx_ALPHA_B_F(0xff); writel(val, ctx->addr + DECON_VIDOSDxC(win)); val = VIDOSD_Wx_ALPHA_R_F(0x0) | VIDOSD_Wx_ALPHA_G_F(0x0) | @@ -673,6 +673,8 @@ err: static const struct dev_pm_ops exynos5433_decon_pm_ops = { SET_RUNTIME_PM_OPS(exynos5433_decon_suspend, exynos5433_decon_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) }; static const struct of_device_id exynos5433_decon_driver_dt_match[] = { diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c index 3931d5e33fe0..88cbd000eb09 100644 --- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c @@ -832,6 +832,8 @@ static int exynos7_decon_resume(struct device *dev) static const struct dev_pm_ops exynos7_decon_pm_ops = { SET_RUNTIME_PM_OPS(exynos7_decon_suspend, exynos7_decon_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) }; struct platform_driver decon_driver = { diff --git a/drivers/gpu/drm/exynos/exynos_dp.c b/drivers/gpu/drm/exynos/exynos_dp.c index 86330f396784..c8449ae4f4fe 100644 --- a/drivers/gpu/drm/exynos/exynos_dp.c +++ b/drivers/gpu/drm/exynos/exynos_dp.c @@ -16,6 +16,7 @@ #include <linux/clk.h> #include <linux/of_graph.h> #include <linux/component.h> +#include <linux/pm_runtime.h> #include <video/of_display_timing.h> #include <video/of_videomode.h> #include <video/videomode.h> @@ -232,9 +233,11 @@ static int exynos_dp_probe(struct platform_device *pdev) np = of_parse_phandle(dev->of_node, "panel", 0); if (np) { dp->plat_data.panel = of_drm_find_panel(np); + of_node_put(np); - if (!dp->plat_data.panel) - return -EPROBE_DEFER; + if (IS_ERR(dp->plat_data.panel)) + return PTR_ERR(dp->plat_data.panel); + goto out; } @@ -276,6 +279,8 @@ static int exynos_dp_resume(struct device *dev) static const struct dev_pm_ops exynos_dp_pm_ops = { SET_RUNTIME_PM_OPS(exynos_dp_suspend, exynos_dp_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) }; static const struct of_device_id exynos_dp_match[] = { diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c deleted file mode 100644 index b0c0621fcdf7..000000000000 --- a/drivers/gpu/drm/exynos/exynos_drm_core.c +++ /dev/null @@ -1,119 +0,0 @@ -/* exynos_drm_core.c - * - * Copyright (c) 2011 Samsung Electronics Co., Ltd. - * Author: - * Inki Dae <inki.dae@samsung.com> - * Joonyoung Shim <jy0922.shim@samsung.com> - * Seung-Woo Kim <sw0312.kim@samsung.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <drm/drmP.h> - -#include "exynos_drm_drv.h" -#include "exynos_drm_crtc.h" - -static LIST_HEAD(exynos_drm_subdrv_list); - -int exynos_drm_subdrv_register(struct exynos_drm_subdrv *subdrv) -{ - if (!subdrv) - return -EINVAL; - - list_add_tail(&subdrv->list, &exynos_drm_subdrv_list); - - return 0; -} - -int exynos_drm_subdrv_unregister(struct exynos_drm_subdrv *subdrv) -{ - if (!subdrv) - return -EINVAL; - - list_del(&subdrv->list); - - return 0; -} - -int exynos_drm_device_subdrv_probe(struct drm_device *dev) -{ - struct exynos_drm_subdrv *subdrv, *n; - int err; - - if (!dev) - return -EINVAL; - - list_for_each_entry_safe(subdrv, n, &exynos_drm_subdrv_list, list) { - if (subdrv->probe) { - subdrv->drm_dev = dev; - - /* - * this probe callback would be called by sub driver - * after setting of all resources to this sub driver, - * such as clock, irq and register map are done. - */ - err = subdrv->probe(dev, subdrv->dev); - if (err) { - DRM_DEBUG("exynos drm subdrv probe failed.\n"); - list_del(&subdrv->list); - continue; - } - } - } - - return 0; -} - -int exynos_drm_device_subdrv_remove(struct drm_device *dev) -{ - struct exynos_drm_subdrv *subdrv; - - if (!dev) { - WARN(1, "Unexpected drm device unregister!\n"); - return -EINVAL; - } - - list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list) { - if (subdrv->remove) - subdrv->remove(dev, subdrv->dev); - } - - return 0; -} - -int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file) -{ - struct exynos_drm_subdrv *subdrv; - int ret; - - list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list) { - if (subdrv->open) { - ret = subdrv->open(dev, subdrv->dev, file); - if (ret) - goto err; - } - } - - return 0; - -err: - list_for_each_entry_continue_reverse(subdrv, &exynos_drm_subdrv_list, list) { - if (subdrv->close) - subdrv->close(dev, subdrv->dev, file); - } - return ret; -} - -void exynos_drm_subdrv_close(struct drm_device *dev, struct drm_file *file) -{ - struct exynos_drm_subdrv *subdrv; - - list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list) { - if (subdrv->close) - subdrv->close(dev, subdrv->dev, file); - } -} diff --git a/drivers/gpu/drm/exynos/exynos_drm_dpi.c b/drivers/gpu/drm/exynos/exynos_drm_dpi.c index 66945e0dc57f..2f0babb67c51 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dpi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dpi.c @@ -113,7 +113,7 @@ static int exynos_dpi_create_connector(struct drm_encoder *encoder) } drm_connector_helper_add(connector, &exynos_dpi_connector_helper_funcs); - drm_mode_connector_attach_encoder(connector, encoder); + drm_connector_attach_encoder(connector, encoder); return 0; } @@ -240,8 +240,8 @@ struct drm_encoder *exynos_dpi_probe(struct device *dev) if (ctx->panel_node) { ctx->panel = of_drm_find_panel(ctx->panel_node); - if (!ctx->panel) - return ERR_PTR(-EPROBE_DEFER); + if (IS_ERR(ctx->panel)) + return ERR_CAST(ctx->panel); } return &ctx->encoder; diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index a81b4a5e24a7..b599f74692e5 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -55,8 +55,7 @@ static int exynos_drm_open(struct drm_device *dev, struct drm_file *file) return -ENOMEM; file->driver_priv = file_priv; - - ret = exynos_drm_subdrv_open(dev, file); + ret = g2d_open(dev, file); if (ret) goto err_file_priv_free; @@ -70,7 +69,7 @@ err_file_priv_free: static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file) { - exynos_drm_subdrv_close(dev, file); + g2d_close(dev, file); kfree(file->driver_priv); file->driver_priv = NULL; } @@ -147,13 +146,12 @@ static struct drm_driver exynos_drm_driver = { .minor = DRIVER_MINOR, }; -#ifdef CONFIG_PM_SLEEP static int exynos_drm_suspend(struct device *dev) { struct drm_device *drm_dev = dev_get_drvdata(dev); struct exynos_drm_private *private; - if (pm_runtime_suspended(dev) || !drm_dev) + if (!drm_dev) return 0; private = drm_dev->dev_private; @@ -170,25 +168,23 @@ static int exynos_drm_suspend(struct device *dev) return 0; } -static int exynos_drm_resume(struct device *dev) +static void exynos_drm_resume(struct device *dev) { struct drm_device *drm_dev = dev_get_drvdata(dev); struct exynos_drm_private *private; - if (pm_runtime_suspended(dev) || !drm_dev) - return 0; + if (!drm_dev) + return; private = drm_dev->dev_private; drm_atomic_helper_resume(drm_dev, private->suspend_state); exynos_drm_fbdev_resume(drm_dev); drm_kms_helper_poll_enable(drm_dev); - - return 0; } -#endif static const struct dev_pm_ops exynos_drm_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(exynos_drm_suspend, exynos_drm_resume) + .prepare = exynos_drm_suspend, + .complete = exynos_drm_resume, }; /* forward declaration */ @@ -240,6 +236,7 @@ static struct exynos_drm_driver_info exynos_drm_drivers[] = { DRM_COMPONENT_DRIVER | DRM_VIRTUAL_DEVICE }, { DRV_PTR(g2d_driver, CONFIG_DRM_EXYNOS_G2D), + DRM_COMPONENT_DRIVER }, { DRV_PTR(fimc_driver, CONFIG_DRM_EXYNOS_FIMC), DRM_COMPONENT_DRIVER | DRM_FIMC_DEVICE, @@ -376,11 +373,6 @@ static int exynos_drm_bind(struct device *dev) if (ret) goto err_unbind_all; - /* Probe non kms sub drivers and virtual display driver. */ - ret = exynos_drm_device_subdrv_probe(drm); - if (ret) - goto err_unbind_all; - drm_mode_config_reset(drm); /* @@ -411,7 +403,6 @@ err_cleanup_fbdev: exynos_drm_fbdev_fini(drm); err_cleanup_poll: drm_kms_helper_poll_fini(drm); - exynos_drm_device_subdrv_remove(drm); err_unbind_all: component_unbind_all(drm->dev, drm); err_mode_config_cleanup: @@ -420,7 +411,7 @@ err_mode_config_cleanup: err_free_private: kfree(private); err_free_drm: - drm_dev_unref(drm); + drm_dev_put(drm); return ret; } @@ -431,8 +422,6 @@ static void exynos_drm_unbind(struct device *dev) drm_dev_unregister(drm); - exynos_drm_device_subdrv_remove(drm); - exynos_drm_fbdev_fini(drm); drm_kms_helper_poll_fini(drm); @@ -444,7 +433,7 @@ static void exynos_drm_unbind(struct device *dev) drm->dev_private = NULL; dev_set_drvdata(dev, NULL); - drm_dev_unref(drm); + drm_dev_put(drm); } static const struct component_master_ops exynos_drm_ops = { diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index 0f6d079a55c9..c737c4bd2c19 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -179,17 +179,13 @@ static inline void exynos_drm_pipe_clk_enable(struct exynos_drm_crtc *crtc, crtc->pipe_clk->enable(crtc->pipe_clk, enable); } -struct exynos_drm_g2d_private { - struct device *dev; +struct drm_exynos_file_private { + /* for g2d api */ struct list_head inuse_cmdlist; struct list_head event_list; struct list_head userptr_list; }; -struct drm_exynos_file_private { - struct exynos_drm_g2d_private *g2d_priv; -}; - /* * Exynos drm private structure. * @@ -201,6 +197,7 @@ struct exynos_drm_private { struct drm_fb_helper *fb_helper; struct drm_atomic_state *suspend_state; + struct device *g2d_dev; struct device *dma_dev; void *mapping; @@ -217,44 +214,6 @@ static inline struct device *to_dma_dev(struct drm_device *dev) return priv->dma_dev; } -/* - * Exynos drm sub driver structure. - * - * @list: sub driver has its own list object to register to exynos drm driver. - * @dev: pointer to device object for subdrv device driver. - * @drm_dev: pointer to drm_device and this pointer would be set - * when sub driver calls exynos_drm_subdrv_register(). - * @probe: this callback would be called by exynos drm driver after - * subdrv is registered to it. - * @remove: this callback is used to release resources created - * by probe callback. - * @open: this would be called with drm device file open. - * @close: this would be called with drm device file close. - */ -struct exynos_drm_subdrv { - struct list_head list; - struct device *dev; - struct drm_device *drm_dev; - - int (*probe)(struct drm_device *drm_dev, struct device *dev); - void (*remove)(struct drm_device *drm_dev, struct device *dev); - int (*open)(struct drm_device *drm_dev, struct device *dev, - struct drm_file *file); - void (*close)(struct drm_device *drm_dev, struct device *dev, - struct drm_file *file); -}; - - /* This function would be called by non kms drivers such as g2d and ipp. */ -int exynos_drm_subdrv_register(struct exynos_drm_subdrv *drm_subdrv); - -/* this function removes subdrv list from exynos drm driver */ -int exynos_drm_subdrv_unregister(struct exynos_drm_subdrv *drm_subdrv); - -int exynos_drm_device_subdrv_probe(struct drm_device *dev); -int exynos_drm_device_subdrv_remove(struct drm_device *dev); -int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file); -void exynos_drm_subdrv_close(struct drm_device *dev, struct drm_file *file); - #ifdef CONFIG_DRM_EXYNOS_DPI struct drm_encoder *exynos_dpi_probe(struct device *dev); int exynos_dpi_remove(struct drm_encoder *encoder); diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index 6d29777884f9..781b82c2c579 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -1479,7 +1479,7 @@ static int exynos_dsi_create_connector(struct drm_encoder *encoder) connector->status = connector_status_disconnected; drm_connector_helper_add(connector, &exynos_dsi_connector_helper_funcs); - drm_mode_connector_attach_encoder(connector, encoder); + drm_connector_attach_encoder(connector, encoder); return 0; } @@ -1519,6 +1519,9 @@ static int exynos_dsi_host_attach(struct mipi_dsi_host *host, dsi->format = device->format; dsi->mode_flags = device->mode_flags; dsi->panel = of_drm_find_panel(device->dev.of_node); + if (IS_ERR(dsi->panel)) + dsi->panel = NULL; + if (dsi->panel) { drm_panel_attach(dsi->panel, &dsi->connector); dsi->connector.status = connector_status_connected; @@ -1860,6 +1863,8 @@ err_clk: static const struct dev_pm_ops exynos_dsi_pm_ops = { SET_RUNTIME_PM_OPS(exynos_dsi_suspend, exynos_dsi_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) }; struct platform_driver dsi_driver = { diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c index 7fcc1a7ab1a0..9f52382e19ee 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fb.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c @@ -101,7 +101,6 @@ exynos_user_fb_create(struct drm_device *dev, struct drm_file *file_priv, { const struct drm_format_info *info = drm_get_format_info(dev, mode_cmd); struct exynos_drm_gem *exynos_gem[MAX_FB_BUFFER]; - struct drm_gem_object *obj; struct drm_framebuffer *fb; int i; int ret; @@ -112,15 +111,14 @@ exynos_user_fb_create(struct drm_device *dev, struct drm_file *file_priv, unsigned long size = height * mode_cmd->pitches[i] + mode_cmd->offsets[i]; - obj = drm_gem_object_lookup(file_priv, mode_cmd->handles[i]); - if (!obj) { + exynos_gem[i] = exynos_drm_gem_get(file_priv, + mode_cmd->handles[i]); + if (!exynos_gem[i]) { DRM_ERROR("failed to lookup gem object\n"); ret = -ENOENT; goto err; } - exynos_gem[i] = to_exynos_gem(obj); - if (size > exynos_gem[i]->size) { i++; ret = -EINVAL; @@ -138,7 +136,7 @@ exynos_user_fb_create(struct drm_device *dev, struct drm_file *file_priv, err: while (i--) - drm_gem_object_unreference_unlocked(&exynos_gem[i]->base); + exynos_drm_gem_put(exynos_gem[i]); return ERR_PTR(ret); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c index 6127ef25acd6..e8d0670bb5f8 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c @@ -470,17 +470,18 @@ static void fimc_src_set_transf(struct fimc_context *ctx, unsigned int rotation) static void fimc_set_window(struct fimc_context *ctx, struct exynos_drm_ipp_buffer *buf) { + unsigned int real_width = buf->buf.pitch[0] / buf->format->cpp[0]; u32 cfg, h1, h2, v1, v2; /* cropped image */ h1 = buf->rect.x; - h2 = buf->buf.width - buf->rect.w - buf->rect.x; + h2 = real_width - buf->rect.w - buf->rect.x; v1 = buf->rect.y; v2 = buf->buf.height - buf->rect.h - buf->rect.y; DRM_DEBUG_KMS("x[%d]y[%d]w[%d]h[%d]hsize[%d]vsize[%d]\n", buf->rect.x, buf->rect.y, buf->rect.w, buf->rect.h, - buf->buf.width, buf->buf.height); + real_width, buf->buf.height); DRM_DEBUG_KMS("h1[%d]h2[%d]v1[%d]v2[%d]\n", h1, h2, v1, v2); /* @@ -503,12 +504,13 @@ static void fimc_set_window(struct fimc_context *ctx, static void fimc_src_set_size(struct fimc_context *ctx, struct exynos_drm_ipp_buffer *buf) { + unsigned int real_width = buf->buf.pitch[0] / buf->format->cpp[0]; u32 cfg; - DRM_DEBUG_KMS("hsize[%d]vsize[%d]\n", buf->buf.width, buf->buf.height); + DRM_DEBUG_KMS("hsize[%d]vsize[%d]\n", real_width, buf->buf.height); /* original size */ - cfg = (EXYNOS_ORGISIZE_HORIZONTAL(buf->buf.width) | + cfg = (EXYNOS_ORGISIZE_HORIZONTAL(real_width) | EXYNOS_ORGISIZE_VERTICAL(buf->buf.height)); fimc_write(ctx, cfg, EXYNOS_ORGISIZE); @@ -529,7 +531,7 @@ static void fimc_src_set_size(struct fimc_context *ctx, * for now, we support only ITU601 8 bit mode */ cfg = (EXYNOS_CISRCFMT_ITU601_8BIT | - EXYNOS_CISRCFMT_SOURCEHSIZE(buf->buf.width) | + EXYNOS_CISRCFMT_SOURCEHSIZE(real_width) | EXYNOS_CISRCFMT_SOURCEVSIZE(buf->buf.height)); fimc_write(ctx, cfg, EXYNOS_CISRCFMT); @@ -842,12 +844,13 @@ static void fimc_set_scaler(struct fimc_context *ctx, struct fimc_scaler *sc) static void fimc_dst_set_size(struct fimc_context *ctx, struct exynos_drm_ipp_buffer *buf) { + unsigned int real_width = buf->buf.pitch[0] / buf->format->cpp[0]; u32 cfg, cfg_ext; - DRM_DEBUG_KMS("hsize[%d]vsize[%d]\n", buf->buf.width, buf->buf.height); + DRM_DEBUG_KMS("hsize[%d]vsize[%d]\n", real_width, buf->buf.height); /* original size */ - cfg = (EXYNOS_ORGOSIZE_HORIZONTAL(buf->buf.width) | + cfg = (EXYNOS_ORGOSIZE_HORIZONTAL(real_width) | EXYNOS_ORGOSIZE_VERTICAL(buf->buf.height)); fimc_write(ctx, cfg, EXYNOS_ORGOSIZE); diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 01b1570d0c3a..b7f56935a46b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -1192,6 +1192,8 @@ static int exynos_fimd_resume(struct device *dev) static const struct dev_pm_ops exynos_fimd_pm_ops = { SET_RUNTIME_PM_OPS(exynos_fimd_suspend, exynos_fimd_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) }; struct platform_driver fimd_driver = { diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index f68ef1b3a28c..f2481a2014bb 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -9,6 +9,7 @@ #include <linux/kernel.h> #include <linux/clk.h> +#include <linux/component.h> #include <linux/err.h> #include <linux/interrupt.h> #include <linux/io.h> @@ -190,7 +191,7 @@ struct g2d_buf_desc { struct g2d_buf_info { unsigned int map_nr; enum g2d_reg_type reg_types[MAX_REG_TYPE_NR]; - unsigned long handles[MAX_REG_TYPE_NR]; + void *obj[MAX_REG_TYPE_NR]; unsigned int types[MAX_REG_TYPE_NR]; struct g2d_buf_desc descs[MAX_REG_TYPE_NR]; }; @@ -237,7 +238,7 @@ struct g2d_data { int irq; struct workqueue_struct *g2d_workq; struct work_struct runqueue_work; - struct exynos_drm_subdrv subdrv; + struct drm_device *drm_dev; unsigned long flags; /* cmdlist */ @@ -268,14 +269,13 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) { struct device *dev = g2d->dev; struct g2d_cmdlist_node *node = g2d->cmdlist_node; - struct exynos_drm_subdrv *subdrv = &g2d->subdrv; int nr; int ret; struct g2d_buf_info *buf_info; g2d->cmdlist_dma_attrs = DMA_ATTR_WRITE_COMBINE; - g2d->cmdlist_pool_virt = dma_alloc_attrs(to_dma_dev(subdrv->drm_dev), + g2d->cmdlist_pool_virt = dma_alloc_attrs(to_dma_dev(g2d->drm_dev), G2D_CMDLIST_POOL_SIZE, &g2d->cmdlist_pool, GFP_KERNEL, g2d->cmdlist_dma_attrs); @@ -308,7 +308,7 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) return 0; err: - dma_free_attrs(to_dma_dev(subdrv->drm_dev), G2D_CMDLIST_POOL_SIZE, + dma_free_attrs(to_dma_dev(g2d->drm_dev), G2D_CMDLIST_POOL_SIZE, g2d->cmdlist_pool_virt, g2d->cmdlist_pool, g2d->cmdlist_dma_attrs); return ret; @@ -316,12 +316,10 @@ err: static void g2d_fini_cmdlist(struct g2d_data *g2d) { - struct exynos_drm_subdrv *subdrv = &g2d->subdrv; - kfree(g2d->cmdlist_node); if (g2d->cmdlist_pool_virt && g2d->cmdlist_pool) { - dma_free_attrs(to_dma_dev(subdrv->drm_dev), + dma_free_attrs(to_dma_dev(g2d->drm_dev), G2D_CMDLIST_POOL_SIZE, g2d->cmdlist_pool_virt, g2d->cmdlist_pool, g2d->cmdlist_dma_attrs); @@ -355,32 +353,31 @@ static void g2d_put_cmdlist(struct g2d_data *g2d, struct g2d_cmdlist_node *node) mutex_unlock(&g2d->cmdlist_mutex); } -static void g2d_add_cmdlist_to_inuse(struct exynos_drm_g2d_private *g2d_priv, +static void g2d_add_cmdlist_to_inuse(struct drm_exynos_file_private *file_priv, struct g2d_cmdlist_node *node) { struct g2d_cmdlist_node *lnode; - if (list_empty(&g2d_priv->inuse_cmdlist)) + if (list_empty(&file_priv->inuse_cmdlist)) goto add_to_list; /* this links to base address of new cmdlist */ - lnode = list_entry(g2d_priv->inuse_cmdlist.prev, + lnode = list_entry(file_priv->inuse_cmdlist.prev, struct g2d_cmdlist_node, list); lnode->cmdlist->data[lnode->cmdlist->last] = node->dma_addr; add_to_list: - list_add_tail(&node->list, &g2d_priv->inuse_cmdlist); + list_add_tail(&node->list, &file_priv->inuse_cmdlist); if (node->event) - list_add_tail(&node->event->base.link, &g2d_priv->event_list); + list_add_tail(&node->event->base.link, &file_priv->event_list); } -static void g2d_userptr_put_dma_addr(struct drm_device *drm_dev, - unsigned long obj, +static void g2d_userptr_put_dma_addr(struct g2d_data *g2d, + void *obj, bool force) { - struct g2d_cmdlist_userptr *g2d_userptr = - (struct g2d_cmdlist_userptr *)obj; + struct g2d_cmdlist_userptr *g2d_userptr = obj; struct page **pages; if (!obj) @@ -398,7 +395,7 @@ static void g2d_userptr_put_dma_addr(struct drm_device *drm_dev, return; out: - dma_unmap_sg(to_dma_dev(drm_dev), g2d_userptr->sgt->sgl, + dma_unmap_sg(to_dma_dev(g2d->drm_dev), g2d_userptr->sgt->sgl, g2d_userptr->sgt->nents, DMA_BIDIRECTIONAL); pages = frame_vector_pages(g2d_userptr->vec); @@ -419,16 +416,14 @@ out: kfree(g2d_userptr); } -static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, +static dma_addr_t *g2d_userptr_get_dma_addr(struct g2d_data *g2d, unsigned long userptr, unsigned long size, struct drm_file *filp, - unsigned long *obj) + void **obj) { struct drm_exynos_file_private *file_priv = filp->driver_priv; - struct exynos_drm_g2d_private *g2d_priv = file_priv->g2d_priv; struct g2d_cmdlist_userptr *g2d_userptr; - struct g2d_data *g2d; struct sg_table *sgt; unsigned long start, end; unsigned int npages, offset; @@ -439,10 +434,8 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, return ERR_PTR(-EINVAL); } - g2d = dev_get_drvdata(g2d_priv->dev); - /* check if userptr already exists in userptr_list. */ - list_for_each_entry(g2d_userptr, &g2d_priv->userptr_list, list) { + list_for_each_entry(g2d_userptr, &file_priv->userptr_list, list) { if (g2d_userptr->userptr == userptr) { /* * also check size because there could be same address @@ -450,7 +443,7 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, */ if (g2d_userptr->size == size) { atomic_inc(&g2d_userptr->refcount); - *obj = (unsigned long)g2d_userptr; + *obj = g2d_userptr; return &g2d_userptr->dma_addr; } @@ -517,7 +510,7 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, g2d_userptr->sgt = sgt; - if (!dma_map_sg(to_dma_dev(drm_dev), sgt->sgl, sgt->nents, + if (!dma_map_sg(to_dma_dev(g2d->drm_dev), sgt->sgl, sgt->nents, DMA_BIDIRECTIONAL)) { DRM_ERROR("failed to map sgt with dma region.\n"); ret = -ENOMEM; @@ -527,14 +520,14 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, g2d_userptr->dma_addr = sgt->sgl[0].dma_address; g2d_userptr->userptr = userptr; - list_add_tail(&g2d_userptr->list, &g2d_priv->userptr_list); + list_add_tail(&g2d_userptr->list, &file_priv->userptr_list); if (g2d->current_pool + (npages << PAGE_SHIFT) < g2d->max_pool) { g2d->current_pool += npages << PAGE_SHIFT; g2d_userptr->in_pool = true; } - *obj = (unsigned long)g2d_userptr; + *obj = g2d_userptr; return &g2d_userptr->dma_addr; @@ -556,19 +549,14 @@ err_free: return ERR_PTR(ret); } -static void g2d_userptr_free_all(struct drm_device *drm_dev, - struct g2d_data *g2d, - struct drm_file *filp) +static void g2d_userptr_free_all(struct g2d_data *g2d, struct drm_file *filp) { struct drm_exynos_file_private *file_priv = filp->driver_priv; - struct exynos_drm_g2d_private *g2d_priv = file_priv->g2d_priv; struct g2d_cmdlist_userptr *g2d_userptr, *n; - list_for_each_entry_safe(g2d_userptr, n, &g2d_priv->userptr_list, list) + list_for_each_entry_safe(g2d_userptr, n, &file_priv->userptr_list, list) if (g2d_userptr->in_pool) - g2d_userptr_put_dma_addr(drm_dev, - (unsigned long)g2d_userptr, - true); + g2d_userptr_put_dma_addr(g2d, g2d_userptr, true); g2d->current_pool = 0; } @@ -723,26 +711,23 @@ static int g2d_map_cmdlist_gem(struct g2d_data *g2d, buf_desc = &buf_info->descs[reg_type]; if (buf_info->types[reg_type] == BUF_TYPE_GEM) { - unsigned long size; + struct exynos_drm_gem *exynos_gem; - size = exynos_drm_gem_get_size(drm_dev, handle, file); - if (!size) { + exynos_gem = exynos_drm_gem_get(file, handle); + if (!exynos_gem) { ret = -EFAULT; goto err; } - if (!g2d_check_buf_desc_is_valid(buf_desc, reg_type, - size)) { + if (!g2d_check_buf_desc_is_valid(buf_desc, + reg_type, exynos_gem->size)) { + exynos_drm_gem_put(exynos_gem); ret = -EFAULT; goto err; } - addr = exynos_drm_gem_get_dma_addr(drm_dev, handle, - file); - if (IS_ERR(addr)) { - ret = -EFAULT; - goto err; - } + addr = &exynos_gem->dma_addr; + buf_info->obj[reg_type] = exynos_gem; } else { struct drm_exynos_g2d_userptr g2d_userptr; @@ -758,11 +743,11 @@ static int g2d_map_cmdlist_gem(struct g2d_data *g2d, goto err; } - addr = g2d_userptr_get_dma_addr(drm_dev, + addr = g2d_userptr_get_dma_addr(g2d, g2d_userptr.userptr, g2d_userptr.size, file, - &handle); + &buf_info->obj[reg_type]); if (IS_ERR(addr)) { ret = -EFAULT; goto err; @@ -771,7 +756,6 @@ static int g2d_map_cmdlist_gem(struct g2d_data *g2d, cmdlist->data[reg_pos + 1] = *addr; buf_info->reg_types[i] = reg_type; - buf_info->handles[reg_type] = handle; } return 0; @@ -785,29 +769,26 @@ static void g2d_unmap_cmdlist_gem(struct g2d_data *g2d, struct g2d_cmdlist_node *node, struct drm_file *filp) { - struct exynos_drm_subdrv *subdrv = &g2d->subdrv; struct g2d_buf_info *buf_info = &node->buf_info; int i; for (i = 0; i < buf_info->map_nr; i++) { struct g2d_buf_desc *buf_desc; enum g2d_reg_type reg_type; - unsigned long handle; + void *obj; reg_type = buf_info->reg_types[i]; buf_desc = &buf_info->descs[reg_type]; - handle = buf_info->handles[reg_type]; + obj = buf_info->obj[reg_type]; if (buf_info->types[reg_type] == BUF_TYPE_GEM) - exynos_drm_gem_put_dma_addr(subdrv->drm_dev, handle, - filp); + exynos_drm_gem_put(obj); else - g2d_userptr_put_dma_addr(subdrv->drm_dev, handle, - false); + g2d_userptr_put_dma_addr(g2d, obj, false); buf_info->reg_types[i] = REG_TYPE_NONE; - buf_info->handles[reg_type] = 0; + buf_info->obj[reg_type] = NULL; buf_info->types[reg_type] = 0; memset(buf_desc, 0x00, sizeof(*buf_desc)); } @@ -922,7 +903,7 @@ static void g2d_runqueue_worker(struct work_struct *work) static void g2d_finish_event(struct g2d_data *g2d, u32 cmdlist_no) { - struct drm_device *drm_dev = g2d->subdrv.drm_dev; + struct drm_device *drm_dev = g2d->drm_dev; struct g2d_runqueue_node *runqueue_node = g2d->runqueue_node; struct drm_exynos_pending_g2d_event *e; struct timespec64 now; @@ -1031,7 +1012,7 @@ out: mutex_unlock(&g2d->runqueue_mutex); } -static int g2d_check_reg_offset(struct device *dev, +static int g2d_check_reg_offset(struct g2d_data *g2d, struct g2d_cmdlist_node *node, int nr, bool for_addr) { @@ -1131,7 +1112,7 @@ static int g2d_check_reg_offset(struct device *dev, return 0; err: - dev_err(dev, "Bad register offset: 0x%lx\n", cmdlist->data[index]); + dev_err(g2d->dev, "Bad register offset: 0x%lx\n", cmdlist->data[index]); return -EINVAL; } @@ -1139,23 +1120,8 @@ err: int exynos_g2d_get_ver_ioctl(struct drm_device *drm_dev, void *data, struct drm_file *file) { - struct drm_exynos_file_private *file_priv = file->driver_priv; - struct exynos_drm_g2d_private *g2d_priv = file_priv->g2d_priv; - struct device *dev; - struct g2d_data *g2d; struct drm_exynos_g2d_get_ver *ver = data; - if (!g2d_priv) - return -ENODEV; - - dev = g2d_priv->dev; - if (!dev) - return -ENODEV; - - g2d = dev_get_drvdata(dev); - if (!g2d) - return -EFAULT; - ver->major = G2D_HW_MAJOR_VER; ver->minor = G2D_HW_MINOR_VER; @@ -1166,9 +1132,8 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, struct drm_file *file) { struct drm_exynos_file_private *file_priv = file->driver_priv; - struct exynos_drm_g2d_private *g2d_priv = file_priv->g2d_priv; - struct device *dev; - struct g2d_data *g2d; + struct exynos_drm_private *priv = drm_dev->dev_private; + struct g2d_data *g2d = dev_get_drvdata(priv->g2d_dev); struct drm_exynos_g2d_set_cmdlist *req = data; struct drm_exynos_g2d_cmd *cmd; struct drm_exynos_pending_g2d_event *e; @@ -1177,17 +1142,6 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, int size; int ret; - if (!g2d_priv) - return -ENODEV; - - dev = g2d_priv->dev; - if (!dev) - return -ENODEV; - - g2d = dev_get_drvdata(dev); - if (!g2d) - return -EFAULT; - node = g2d_get_cmdlist(g2d); if (!node) return -ENOMEM; @@ -1199,7 +1153,7 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, */ if (req->cmd_nr > G2D_CMDLIST_DATA_NUM || req->cmd_buf_nr > G2D_CMDLIST_DATA_NUM) { - dev_err(dev, "number of submitted G2D commands exceeds limit\n"); + dev_err(g2d->dev, "number of submitted G2D commands exceeds limit\n"); return -EINVAL; } @@ -1267,7 +1221,7 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, */ size = cmdlist->last + req->cmd_nr * 2 + req->cmd_buf_nr * 2 + 2; if (size > G2D_CMDLIST_DATA_NUM) { - dev_err(dev, "cmdlist size is too big\n"); + dev_err(g2d->dev, "cmdlist size is too big\n"); ret = -EINVAL; goto err_free_event; } @@ -1282,7 +1236,7 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, } cmdlist->last += req->cmd_nr * 2; - ret = g2d_check_reg_offset(dev, node, req->cmd_nr, false); + ret = g2d_check_reg_offset(g2d, node, req->cmd_nr, false); if (ret < 0) goto err_free_event; @@ -1301,7 +1255,7 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, } cmdlist->last += req->cmd_buf_nr * 2; - ret = g2d_check_reg_offset(dev, node, req->cmd_buf_nr, true); + ret = g2d_check_reg_offset(g2d, node, req->cmd_buf_nr, true); if (ret < 0) goto err_free_event; @@ -1319,7 +1273,7 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, /* tail */ cmdlist->data[cmdlist->last] = 0; - g2d_add_cmdlist_to_inuse(g2d_priv, node); + g2d_add_cmdlist_to_inuse(file_priv, node); return 0; @@ -1337,25 +1291,13 @@ int exynos_g2d_exec_ioctl(struct drm_device *drm_dev, void *data, struct drm_file *file) { struct drm_exynos_file_private *file_priv = file->driver_priv; - struct exynos_drm_g2d_private *g2d_priv = file_priv->g2d_priv; - struct device *dev; - struct g2d_data *g2d; + struct exynos_drm_private *priv = drm_dev->dev_private; + struct g2d_data *g2d = dev_get_drvdata(priv->g2d_dev); struct drm_exynos_g2d_exec *req = data; struct g2d_runqueue_node *runqueue_node; struct list_head *run_cmdlist; struct list_head *event_list; - if (!g2d_priv) - return -ENODEV; - - dev = g2d_priv->dev; - if (!dev) - return -ENODEV; - - g2d = dev_get_drvdata(dev); - if (!g2d) - return -EFAULT; - runqueue_node = kmem_cache_alloc(g2d->runqueue_slab, GFP_KERNEL); if (!runqueue_node) return -ENOMEM; @@ -1367,11 +1309,11 @@ int exynos_g2d_exec_ioctl(struct drm_device *drm_dev, void *data, init_completion(&runqueue_node->complete); runqueue_node->async = req->async; - list_splice_init(&g2d_priv->inuse_cmdlist, run_cmdlist); - list_splice_init(&g2d_priv->event_list, event_list); + list_splice_init(&file_priv->inuse_cmdlist, run_cmdlist); + list_splice_init(&file_priv->event_list, event_list); if (list_empty(run_cmdlist)) { - dev_err(dev, "there is no inuse cmdlist\n"); + dev_err(g2d->dev, "there is no inuse cmdlist\n"); kmem_cache_free(g2d->runqueue_slab, runqueue_node); return -EPERM; } @@ -1395,71 +1337,28 @@ out: return 0; } -static int g2d_subdrv_probe(struct drm_device *drm_dev, struct device *dev) -{ - struct g2d_data *g2d; - int ret; - - g2d = dev_get_drvdata(dev); - if (!g2d) - return -EFAULT; - - /* allocate dma-aware cmdlist buffer. */ - ret = g2d_init_cmdlist(g2d); - if (ret < 0) { - dev_err(dev, "cmdlist init failed\n"); - return ret; - } - - ret = drm_iommu_attach_device(drm_dev, dev); - if (ret < 0) { - dev_err(dev, "failed to enable iommu.\n"); - g2d_fini_cmdlist(g2d); - } - - return ret; - -} - -static void g2d_subdrv_remove(struct drm_device *drm_dev, struct device *dev) -{ - drm_iommu_detach_device(drm_dev, dev); -} - -static int g2d_open(struct drm_device *drm_dev, struct device *dev, - struct drm_file *file) +int g2d_open(struct drm_device *drm_dev, struct drm_file *file) { struct drm_exynos_file_private *file_priv = file->driver_priv; - struct exynos_drm_g2d_private *g2d_priv; - - g2d_priv = kzalloc(sizeof(*g2d_priv), GFP_KERNEL); - if (!g2d_priv) - return -ENOMEM; - g2d_priv->dev = dev; - file_priv->g2d_priv = g2d_priv; - - INIT_LIST_HEAD(&g2d_priv->inuse_cmdlist); - INIT_LIST_HEAD(&g2d_priv->event_list); - INIT_LIST_HEAD(&g2d_priv->userptr_list); + INIT_LIST_HEAD(&file_priv->inuse_cmdlist); + INIT_LIST_HEAD(&file_priv->event_list); + INIT_LIST_HEAD(&file_priv->userptr_list); return 0; } -static void g2d_close(struct drm_device *drm_dev, struct device *dev, - struct drm_file *file) +void g2d_close(struct drm_device *drm_dev, struct drm_file *file) { struct drm_exynos_file_private *file_priv = file->driver_priv; - struct exynos_drm_g2d_private *g2d_priv = file_priv->g2d_priv; + struct exynos_drm_private *priv = drm_dev->dev_private; struct g2d_data *g2d; struct g2d_cmdlist_node *node, *n; - if (!dev) + if (!priv->g2d_dev) return; - g2d = dev_get_drvdata(dev); - if (!g2d) - return; + g2d = dev_get_drvdata(priv->g2d_dev); /* Remove the runqueue nodes that belong to us. */ mutex_lock(&g2d->runqueue_mutex); @@ -1480,24 +1379,70 @@ static void g2d_close(struct drm_device *drm_dev, struct device *dev, * Properly unmap these buffers here. */ mutex_lock(&g2d->cmdlist_mutex); - list_for_each_entry_safe(node, n, &g2d_priv->inuse_cmdlist, list) { + list_for_each_entry_safe(node, n, &file_priv->inuse_cmdlist, list) { g2d_unmap_cmdlist_gem(g2d, node, file); list_move_tail(&node->list, &g2d->free_cmdlist); } mutex_unlock(&g2d->cmdlist_mutex); /* release all g2d_userptr in pool. */ - g2d_userptr_free_all(drm_dev, g2d, file); + g2d_userptr_free_all(g2d, file); +} + +static int g2d_bind(struct device *dev, struct device *master, void *data) +{ + struct g2d_data *g2d = dev_get_drvdata(dev); + struct drm_device *drm_dev = data; + struct exynos_drm_private *priv = drm_dev->dev_private; + int ret; + + g2d->drm_dev = drm_dev; - kfree(file_priv->g2d_priv); + /* allocate dma-aware cmdlist buffer. */ + ret = g2d_init_cmdlist(g2d); + if (ret < 0) { + dev_err(dev, "cmdlist init failed\n"); + return ret; + } + + ret = drm_iommu_attach_device(drm_dev, dev); + if (ret < 0) { + dev_err(dev, "failed to enable iommu.\n"); + g2d_fini_cmdlist(g2d); + return ret; + } + priv->g2d_dev = dev; + + dev_info(dev, "The Exynos G2D (ver %d.%d) successfully registered.\n", + G2D_HW_MAJOR_VER, G2D_HW_MINOR_VER); + return 0; +} + +static void g2d_unbind(struct device *dev, struct device *master, void *data) +{ + struct g2d_data *g2d = dev_get_drvdata(dev); + struct drm_device *drm_dev = data; + struct exynos_drm_private *priv = drm_dev->dev_private; + + /* Suspend operation and wait for engine idle. */ + set_bit(G2D_BIT_SUSPEND_RUNQUEUE, &g2d->flags); + g2d_wait_finish(g2d, NULL); + priv->g2d_dev = NULL; + + cancel_work_sync(&g2d->runqueue_work); + drm_iommu_detach_device(g2d->drm_dev, dev); } +static const struct component_ops g2d_component_ops = { + .bind = g2d_bind, + .unbind = g2d_unbind, +}; + static int g2d_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct resource *res; struct g2d_data *g2d; - struct exynos_drm_subdrv *subdrv; int ret; g2d = devm_kzalloc(dev, sizeof(*g2d), GFP_KERNEL); @@ -1564,22 +1509,12 @@ static int g2d_probe(struct platform_device *pdev) platform_set_drvdata(pdev, g2d); - subdrv = &g2d->subdrv; - subdrv->dev = dev; - subdrv->probe = g2d_subdrv_probe; - subdrv->remove = g2d_subdrv_remove; - subdrv->open = g2d_open; - subdrv->close = g2d_close; - - ret = exynos_drm_subdrv_register(subdrv); + ret = component_add(dev, &g2d_component_ops); if (ret < 0) { dev_err(dev, "failed to register drm g2d device\n"); goto err_put_clk; } - dev_info(dev, "The Exynos G2D (ver %d.%d) successfully probed.\n", - G2D_HW_MAJOR_VER, G2D_HW_MINOR_VER); - return 0; err_put_clk: @@ -1595,12 +1530,7 @@ static int g2d_remove(struct platform_device *pdev) { struct g2d_data *g2d = platform_get_drvdata(pdev); - /* Suspend operation and wait for engine idle. */ - set_bit(G2D_BIT_SUSPEND_RUNQUEUE, &g2d->flags); - g2d_wait_finish(g2d, NULL); - - cancel_work_sync(&g2d->runqueue_work); - exynos_drm_subdrv_unregister(&g2d->subdrv); + component_del(&pdev->dev, &g2d_component_ops); /* There should be no locking needed here. */ g2d_remove_runqueue_nodes(g2d, NULL); diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.h b/drivers/gpu/drm/exynos/exynos_drm_g2d.h index 1a9c7ca8c15b..287b2ed8f178 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.h +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.h @@ -14,6 +14,9 @@ extern int exynos_g2d_set_cmdlist_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int exynos_g2d_exec_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); + +extern int g2d_open(struct drm_device *drm_dev, struct drm_file *file); +extern void g2d_close(struct drm_device *drm_dev, struct drm_file *file); #else static inline int exynos_g2d_get_ver_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) @@ -33,4 +36,12 @@ static inline int exynos_g2d_exec_ioctl(struct drm_device *dev, void *data, { return -ENODEV; } + +int g2d_open(struct drm_device *drm_dev, struct drm_file *file) +{ + return 0; +} + +void g2d_close(struct drm_device *drm_dev, struct drm_file *file) +{ } #endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c index 6e1494fa71b4..34ace85feb68 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -143,7 +143,7 @@ static int exynos_drm_gem_handle_create(struct drm_gem_object *obj, DRM_DEBUG_KMS("gem handle = 0x%x\n", *handle); /* drop reference from allocate - handle holds it now. */ - drm_gem_object_unreference_unlocked(obj); + drm_gem_object_put_unlocked(obj); return 0; } @@ -171,26 +171,6 @@ void exynos_drm_gem_destroy(struct exynos_drm_gem *exynos_gem) kfree(exynos_gem); } -unsigned long exynos_drm_gem_get_size(struct drm_device *dev, - unsigned int gem_handle, - struct drm_file *file_priv) -{ - struct exynos_drm_gem *exynos_gem; - struct drm_gem_object *obj; - - obj = drm_gem_object_lookup(file_priv, gem_handle); - if (!obj) { - DRM_ERROR("failed to lookup gem object.\n"); - return 0; - } - - exynos_gem = to_exynos_gem(obj); - - drm_gem_object_unreference_unlocked(obj); - - return exynos_gem->size; -} - static struct exynos_drm_gem *exynos_drm_gem_init(struct drm_device *dev, unsigned long size) { @@ -299,43 +279,15 @@ int exynos_drm_gem_map_ioctl(struct drm_device *dev, void *data, &args->offset); } -dma_addr_t *exynos_drm_gem_get_dma_addr(struct drm_device *dev, - unsigned int gem_handle, - struct drm_file *filp) -{ - struct exynos_drm_gem *exynos_gem; - struct drm_gem_object *obj; - - obj = drm_gem_object_lookup(filp, gem_handle); - if (!obj) { - DRM_ERROR("failed to lookup gem object.\n"); - return ERR_PTR(-EINVAL); - } - - exynos_gem = to_exynos_gem(obj); - - return &exynos_gem->dma_addr; -} - -void exynos_drm_gem_put_dma_addr(struct drm_device *dev, - unsigned int gem_handle, - struct drm_file *filp) +struct exynos_drm_gem *exynos_drm_gem_get(struct drm_file *filp, + unsigned int gem_handle) { struct drm_gem_object *obj; obj = drm_gem_object_lookup(filp, gem_handle); - if (!obj) { - DRM_ERROR("failed to lookup gem object.\n"); - return; - } - - drm_gem_object_unreference_unlocked(obj); - - /* - * decrease obj->refcount one more time because we has already - * increased it at exynos_drm_gem_get_dma_addr(). - */ - drm_gem_object_unreference_unlocked(obj); + if (!obj) + return NULL; + return to_exynos_gem(obj); } static int exynos_drm_gem_mmap_buffer(struct exynos_drm_gem *exynos_gem, @@ -383,7 +335,7 @@ int exynos_drm_gem_get_ioctl(struct drm_device *dev, void *data, args->flags = exynos_gem->flags; args->size = exynos_gem->size; - drm_gem_object_unreference_unlocked(obj); + drm_gem_object_put_unlocked(obj); return 0; } diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.h b/drivers/gpu/drm/exynos/exynos_drm_gem.h index 9057d7f1d6ed..d46a62c30812 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.h +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.h @@ -77,32 +77,26 @@ int exynos_drm_gem_map_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); /* - * get dma address from gem handle and this function could be used for + * get exynos drm object from gem handle, this function could be used for * other drivers such as 2d/3d acceleration drivers. * with this function call, gem object reference count would be increased. */ -dma_addr_t *exynos_drm_gem_get_dma_addr(struct drm_device *dev, - unsigned int gem_handle, - struct drm_file *filp); +struct exynos_drm_gem *exynos_drm_gem_get(struct drm_file *filp, + unsigned int gem_handle); /* - * put dma address from gem handle and this function could be used for - * other drivers such as 2d/3d acceleration drivers. - * with this function call, gem object reference count would be decreased. + * put exynos drm object acquired from exynos_drm_gem_get(), + * gem object reference count would be decreased. */ -void exynos_drm_gem_put_dma_addr(struct drm_device *dev, - unsigned int gem_handle, - struct drm_file *filp); +static inline void exynos_drm_gem_put(struct exynos_drm_gem *exynos_gem) +{ + drm_gem_object_put_unlocked(&exynos_gem->base); +} /* get buffer information to memory region allocated by gem. */ int exynos_drm_gem_get_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -/* get buffer size to gem handle. */ -unsigned long exynos_drm_gem_get_size(struct drm_device *dev, - unsigned int gem_handle, - struct drm_file *file_priv); - /* free gem object. */ void exynos_drm_gem_free_object(struct drm_gem_object *obj); diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index 35ac66730563..7ba414b52faa 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -492,21 +492,25 @@ static void gsc_src_set_fmt(struct gsc_context *ctx, u32 fmt) GSC_IN_CHROMA_ORDER_CRCB); break; case DRM_FORMAT_NV21: + cfg |= (GSC_IN_CHROMA_ORDER_CRCB | GSC_IN_YUV420_2P); + break; case DRM_FORMAT_NV61: - cfg |= (GSC_IN_CHROMA_ORDER_CRCB | - GSC_IN_YUV420_2P); + cfg |= (GSC_IN_CHROMA_ORDER_CRCB | GSC_IN_YUV422_2P); break; case DRM_FORMAT_YUV422: cfg |= GSC_IN_YUV422_3P; break; case DRM_FORMAT_YUV420: + cfg |= (GSC_IN_CHROMA_ORDER_CBCR | GSC_IN_YUV420_3P); + break; case DRM_FORMAT_YVU420: - cfg |= GSC_IN_YUV420_3P; + cfg |= (GSC_IN_CHROMA_ORDER_CRCB | GSC_IN_YUV420_3P); break; case DRM_FORMAT_NV12: + cfg |= (GSC_IN_CHROMA_ORDER_CBCR | GSC_IN_YUV420_2P); + break; case DRM_FORMAT_NV16: - cfg |= (GSC_IN_CHROMA_ORDER_CBCR | - GSC_IN_YUV420_2P); + cfg |= (GSC_IN_CHROMA_ORDER_CBCR | GSC_IN_YUV422_2P); break; } @@ -523,30 +527,30 @@ static void gsc_src_set_transf(struct gsc_context *ctx, unsigned int rotation) switch (degree) { case DRM_MODE_ROTATE_0: - if (rotation & DRM_MODE_REFLECT_Y) - cfg |= GSC_IN_ROT_XFLIP; if (rotation & DRM_MODE_REFLECT_X) + cfg |= GSC_IN_ROT_XFLIP; + if (rotation & DRM_MODE_REFLECT_Y) cfg |= GSC_IN_ROT_YFLIP; break; case DRM_MODE_ROTATE_90: cfg |= GSC_IN_ROT_90; - if (rotation & DRM_MODE_REFLECT_Y) - cfg |= GSC_IN_ROT_XFLIP; if (rotation & DRM_MODE_REFLECT_X) + cfg |= GSC_IN_ROT_XFLIP; + if (rotation & DRM_MODE_REFLECT_Y) cfg |= GSC_IN_ROT_YFLIP; break; case DRM_MODE_ROTATE_180: cfg |= GSC_IN_ROT_180; - if (rotation & DRM_MODE_REFLECT_Y) - cfg &= ~GSC_IN_ROT_XFLIP; if (rotation & DRM_MODE_REFLECT_X) + cfg &= ~GSC_IN_ROT_XFLIP; + if (rotation & DRM_MODE_REFLECT_Y) cfg &= ~GSC_IN_ROT_YFLIP; break; case DRM_MODE_ROTATE_270: cfg |= GSC_IN_ROT_270; - if (rotation & DRM_MODE_REFLECT_Y) - cfg &= ~GSC_IN_ROT_XFLIP; if (rotation & DRM_MODE_REFLECT_X) + cfg &= ~GSC_IN_ROT_XFLIP; + if (rotation & DRM_MODE_REFLECT_Y) cfg &= ~GSC_IN_ROT_YFLIP; break; } @@ -577,7 +581,7 @@ static void gsc_src_set_size(struct gsc_context *ctx, cfg &= ~(GSC_SRCIMG_HEIGHT_MASK | GSC_SRCIMG_WIDTH_MASK); - cfg |= (GSC_SRCIMG_WIDTH(buf->buf.width) | + cfg |= (GSC_SRCIMG_WIDTH(buf->buf.pitch[0] / buf->format->cpp[0]) | GSC_SRCIMG_HEIGHT(buf->buf.height)); gsc_write(cfg, GSC_SRCIMG_SIZE); @@ -672,18 +676,25 @@ static void gsc_dst_set_fmt(struct gsc_context *ctx, u32 fmt) GSC_OUT_CHROMA_ORDER_CRCB); break; case DRM_FORMAT_NV21: - case DRM_FORMAT_NV61: cfg |= (GSC_OUT_CHROMA_ORDER_CRCB | GSC_OUT_YUV420_2P); break; + case DRM_FORMAT_NV61: + cfg |= (GSC_OUT_CHROMA_ORDER_CRCB | GSC_OUT_YUV422_2P); + break; case DRM_FORMAT_YUV422: + cfg |= GSC_OUT_YUV422_3P; + break; case DRM_FORMAT_YUV420: + cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | GSC_OUT_YUV420_3P); + break; case DRM_FORMAT_YVU420: - cfg |= GSC_OUT_YUV420_3P; + cfg |= (GSC_OUT_CHROMA_ORDER_CRCB | GSC_OUT_YUV420_3P); break; case DRM_FORMAT_NV12: + cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | GSC_OUT_YUV420_2P); + break; case DRM_FORMAT_NV16: - cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | - GSC_OUT_YUV420_2P); + cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | GSC_OUT_YUV422_2P); break; } @@ -868,7 +879,7 @@ static void gsc_dst_set_size(struct gsc_context *ctx, /* original size */ cfg = gsc_read(GSC_DSTIMG_SIZE); cfg &= ~(GSC_DSTIMG_HEIGHT_MASK | GSC_DSTIMG_WIDTH_MASK); - cfg |= GSC_DSTIMG_WIDTH(buf->buf.width) | + cfg |= GSC_DSTIMG_WIDTH(buf->buf.pitch[0] / buf->format->cpp[0]) | GSC_DSTIMG_HEIGHT(buf->buf.height); gsc_write(cfg, GSC_DSTIMG_SIZE); @@ -1341,7 +1352,7 @@ static const struct drm_exynos_ipp_limit gsc_5420_limits[] = { }; static const struct drm_exynos_ipp_limit gsc_5433_limits[] = { - { IPP_SIZE_LIMIT(BUFFER, .h = { 32, 8191, 2 }, .v = { 16, 8191, 2 }) }, + { IPP_SIZE_LIMIT(BUFFER, .h = { 32, 8191, 16 }, .v = { 16, 8191, 2 }) }, { IPP_SIZE_LIMIT(AREA, .h = { 16, 4800, 1 }, .v = { 8, 3344, 1 }) }, { IPP_SIZE_LIMIT(ROTATED, .h = { 32, 2047 }, .v = { 8, 8191 }) }, { IPP_SCALE_LIMIT(.h = { (1 << 16) / 16, (1 << 16) * 8 }, diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c index 26374e58c557..23226a0212e8 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c +++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c @@ -345,39 +345,18 @@ static int exynos_drm_ipp_task_setup_buffer(struct exynos_drm_ipp_buffer *buf, int ret = 0; int i; - /* basic checks */ - if (buf->buf.width == 0 || buf->buf.height == 0) - return -EINVAL; - buf->format = drm_format_info(buf->buf.fourcc); - for (i = 0; i < buf->format->num_planes; i++) { - unsigned int width = (i == 0) ? buf->buf.width : - DIV_ROUND_UP(buf->buf.width, buf->format->hsub); - - if (buf->buf.pitch[i] == 0) - buf->buf.pitch[i] = width * buf->format->cpp[i]; - if (buf->buf.pitch[i] < width * buf->format->cpp[i]) - return -EINVAL; - if (!buf->buf.gem_id[i]) - return -ENOENT; - } - - /* pitch for additional planes must match */ - if (buf->format->num_planes > 2 && - buf->buf.pitch[1] != buf->buf.pitch[2]) - return -EINVAL; - /* get GEM buffers and check their size */ for (i = 0; i < buf->format->num_planes; i++) { unsigned int height = (i == 0) ? buf->buf.height : DIV_ROUND_UP(buf->buf.height, buf->format->vsub); unsigned long size = height * buf->buf.pitch[i]; - struct drm_gem_object *obj = drm_gem_object_lookup(filp, + struct exynos_drm_gem *gem = exynos_drm_gem_get(filp, buf->buf.gem_id[i]); - if (!obj) { + if (!gem) { ret = -ENOENT; goto gem_free; } - buf->exynos_gem[i] = to_exynos_gem(obj); + buf->exynos_gem[i] = gem; if (size + buf->buf.offset[i] > buf->exynos_gem[i]->size) { i++; @@ -391,7 +370,7 @@ static int exynos_drm_ipp_task_setup_buffer(struct exynos_drm_ipp_buffer *buf, return 0; gem_free: while (i--) { - drm_gem_object_put_unlocked(&buf->exynos_gem[i]->base); + exynos_drm_gem_put(buf->exynos_gem[i]); buf->exynos_gem[i] = NULL; } return ret; @@ -404,7 +383,7 @@ static void exynos_drm_ipp_task_release_buf(struct exynos_drm_ipp_buffer *buf) if (!buf->exynos_gem[0]) return; for (i = 0; i < buf->format->num_planes; i++) - drm_gem_object_put_unlocked(&buf->exynos_gem[i]->base); + exynos_drm_gem_put(buf->exynos_gem[i]); } static void exynos_drm_ipp_task_free(struct exynos_drm_ipp *ipp, @@ -428,7 +407,7 @@ enum drm_ipp_size_id { IPP_LIMIT_BUFFER, IPP_LIMIT_AREA, IPP_LIMIT_ROTATED, IPP_LIMIT_MAX }; -static const enum drm_ipp_size_id limit_id_fallback[IPP_LIMIT_MAX][4] = { +static const enum drm_exynos_ipp_limit_type limit_id_fallback[IPP_LIMIT_MAX][4] = { [IPP_LIMIT_BUFFER] = { DRM_EXYNOS_IPP_LIMIT_SIZE_BUFFER }, [IPP_LIMIT_AREA] = { DRM_EXYNOS_IPP_LIMIT_SIZE_AREA, DRM_EXYNOS_IPP_LIMIT_SIZE_BUFFER }, @@ -495,12 +474,13 @@ static int exynos_drm_ipp_check_size_limits(struct exynos_drm_ipp_buffer *buf, enum drm_ipp_size_id id = rotate ? IPP_LIMIT_ROTATED : IPP_LIMIT_AREA; struct drm_ipp_limit l; struct drm_exynos_ipp_limit_val *lh = &l.h, *lv = &l.v; + int real_width = buf->buf.pitch[0] / buf->format->cpp[0]; if (!limits) return 0; __get_size_limit(limits, num_limits, IPP_LIMIT_BUFFER, &l); - if (!__size_limit_check(buf->buf.width, &l.h) || + if (!__size_limit_check(real_width, &l.h) || !__size_limit_check(buf->buf.height, &l.v)) return -EINVAL; @@ -560,10 +540,62 @@ static int exynos_drm_ipp_check_scale_limits( return 0; } +static int exynos_drm_ipp_check_format(struct exynos_drm_ipp_task *task, + struct exynos_drm_ipp_buffer *buf, + struct exynos_drm_ipp_buffer *src, + struct exynos_drm_ipp_buffer *dst, + bool rotate, bool swap) +{ + const struct exynos_drm_ipp_formats *fmt; + int ret, i; + + fmt = __ipp_format_get(task->ipp, buf->buf.fourcc, buf->buf.modifier, + buf == src ? DRM_EXYNOS_IPP_FORMAT_SOURCE : + DRM_EXYNOS_IPP_FORMAT_DESTINATION); + if (!fmt) { + DRM_DEBUG_DRIVER("Task %pK: %s format not supported\n", task, + buf == src ? "src" : "dst"); + return -EINVAL; + } + + /* basic checks */ + if (buf->buf.width == 0 || buf->buf.height == 0) + return -EINVAL; + + buf->format = drm_format_info(buf->buf.fourcc); + for (i = 0; i < buf->format->num_planes; i++) { + unsigned int width = (i == 0) ? buf->buf.width : + DIV_ROUND_UP(buf->buf.width, buf->format->hsub); + + if (buf->buf.pitch[i] == 0) + buf->buf.pitch[i] = width * buf->format->cpp[i]; + if (buf->buf.pitch[i] < width * buf->format->cpp[i]) + return -EINVAL; + if (!buf->buf.gem_id[i]) + return -ENOENT; + } + + /* pitch for additional planes must match */ + if (buf->format->num_planes > 2 && + buf->buf.pitch[1] != buf->buf.pitch[2]) + return -EINVAL; + + /* check driver limits */ + ret = exynos_drm_ipp_check_size_limits(buf, fmt->limits, + fmt->num_limits, + rotate, + buf == dst ? swap : false); + if (ret) + return ret; + ret = exynos_drm_ipp_check_scale_limits(&src->rect, &dst->rect, + fmt->limits, + fmt->num_limits, swap); + return ret; +} + static int exynos_drm_ipp_task_check(struct exynos_drm_ipp_task *task) { struct exynos_drm_ipp *ipp = task->ipp; - const struct exynos_drm_ipp_formats *src_fmt, *dst_fmt; struct exynos_drm_ipp_buffer *src = &task->src, *dst = &task->dst; unsigned int rotation = task->transform.rotation; int ret = 0; @@ -607,37 +639,11 @@ static int exynos_drm_ipp_task_check(struct exynos_drm_ipp_task *task) return -EINVAL; } - src_fmt = __ipp_format_get(ipp, src->buf.fourcc, src->buf.modifier, - DRM_EXYNOS_IPP_FORMAT_SOURCE); - if (!src_fmt) { - DRM_DEBUG_DRIVER("Task %pK: src format not supported\n", task); - return -EINVAL; - } - ret = exynos_drm_ipp_check_size_limits(src, src_fmt->limits, - src_fmt->num_limits, - rotate, false); - if (ret) - return ret; - ret = exynos_drm_ipp_check_scale_limits(&src->rect, &dst->rect, - src_fmt->limits, - src_fmt->num_limits, swap); + ret = exynos_drm_ipp_check_format(task, src, src, dst, rotate, swap); if (ret) return ret; - dst_fmt = __ipp_format_get(ipp, dst->buf.fourcc, dst->buf.modifier, - DRM_EXYNOS_IPP_FORMAT_DESTINATION); - if (!dst_fmt) { - DRM_DEBUG_DRIVER("Task %pK: dst format not supported\n", task); - return -EINVAL; - } - ret = exynos_drm_ipp_check_size_limits(dst, dst_fmt->limits, - dst_fmt->num_limits, - false, swap); - if (ret) - return ret; - ret = exynos_drm_ipp_check_scale_limits(&src->rect, &dst->rect, - dst_fmt->limits, - dst_fmt->num_limits, swap); + ret = exynos_drm_ipp_check_format(task, dst, src, dst, false, swap); if (ret) return ret; diff --git a/drivers/gpu/drm/exynos/exynos_drm_mic.c b/drivers/gpu/drm/exynos/exynos_drm_mic.c index 2174814273e2..2fd299a58297 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_mic.c +++ b/drivers/gpu/drm/exynos/exynos_drm_mic.c @@ -367,6 +367,8 @@ static int exynos_mic_resume(struct device *dev) static const struct dev_pm_ops exynos_mic_pm_ops = { SET_RUNTIME_PM_OPS(exynos_mic_suspend, exynos_mic_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) }; static int exynos_mic_probe(struct platform_device *pdev) diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c index 38a2a7f1204b..dba29aec59b4 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_plane.c +++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c @@ -132,7 +132,7 @@ static void exynos_drm_plane_reset(struct drm_plane *plane) if (plane->state) { exynos_state = to_exynos_plane_state(plane->state); if (exynos_state->base.fb) - drm_framebuffer_unreference(exynos_state->base.fb); + drm_framebuffer_put(exynos_state->base.fb); kfree(exynos_state); plane->state = NULL; } @@ -263,8 +263,6 @@ static void exynos_plane_atomic_update(struct drm_plane *plane, if (!state->crtc) return; - plane->crtc = state->crtc; - if (exynos_crtc->ops->update_plane) exynos_crtc->ops->update_plane(exynos_crtc, exynos_plane); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c index 1a76dd3d52e1..a820a68429b9 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c +++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c @@ -168,9 +168,9 @@ static void rotator_dst_set_transf(struct rot_context *rot, val &= ~ROT_CONTROL_FLIP_MASK; if (rotation & DRM_MODE_REFLECT_X) - val |= ROT_CONTROL_FLIP_HORIZONTAL; - if (rotation & DRM_MODE_REFLECT_Y) val |= ROT_CONTROL_FLIP_VERTICAL; + if (rotation & DRM_MODE_REFLECT_Y) + val |= ROT_CONTROL_FLIP_HORIZONTAL; val &= ~ROT_CONTROL_ROT_MASK; diff --git a/drivers/gpu/drm/exynos/exynos_drm_scaler.c b/drivers/gpu/drm/exynos/exynos_drm_scaler.c index 91d4382343d0..0ddb6eec7b11 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_scaler.c +++ b/drivers/gpu/drm/exynos/exynos_drm_scaler.c @@ -30,6 +30,7 @@ #define scaler_write(cfg, offset) writel(cfg, scaler->regs + (offset)) #define SCALER_MAX_CLK 4 #define SCALER_AUTOSUSPEND_DELAY 2000 +#define SCALER_RESET_WAIT_RETRIES 100 struct scaler_data { const char *clk_name[SCALER_MAX_CLK]; @@ -51,9 +52,9 @@ struct scaler_context { static u32 scaler_get_format(u32 drm_fmt) { switch (drm_fmt) { - case DRM_FORMAT_NV21: - return SCALER_YUV420_2P_UV; case DRM_FORMAT_NV12: + return SCALER_YUV420_2P_UV; + case DRM_FORMAT_NV21: return SCALER_YUV420_2P_VU; case DRM_FORMAT_YUV420: return SCALER_YUV420_3P; @@ -63,15 +64,15 @@ static u32 scaler_get_format(u32 drm_fmt) return SCALER_YUV422_1P_UYVY; case DRM_FORMAT_YVYU: return SCALER_YUV422_1P_YVYU; - case DRM_FORMAT_NV61: - return SCALER_YUV422_2P_UV; case DRM_FORMAT_NV16: + return SCALER_YUV422_2P_UV; + case DRM_FORMAT_NV61: return SCALER_YUV422_2P_VU; case DRM_FORMAT_YUV422: return SCALER_YUV422_3P; - case DRM_FORMAT_NV42: - return SCALER_YUV444_2P_UV; case DRM_FORMAT_NV24: + return SCALER_YUV444_2P_UV; + case DRM_FORMAT_NV42: return SCALER_YUV444_2P_VU; case DRM_FORMAT_YUV444: return SCALER_YUV444_3P; @@ -100,6 +101,23 @@ static u32 scaler_get_format(u32 drm_fmt) return 0; } +static inline int scaler_reset(struct scaler_context *scaler) +{ + int retry = SCALER_RESET_WAIT_RETRIES; + + scaler_write(SCALER_CFG_SOFT_RESET, SCALER_CFG); + do { + cpu_relax(); + } while (retry > 1 && + scaler_read(SCALER_CFG) & SCALER_CFG_SOFT_RESET); + do { + cpu_relax(); + scaler_write(1, SCALER_INT_EN); + } while (retry > 0 && scaler_read(SCALER_INT_EN) != 1); + + return retry ? 0 : -EIO; +} + static inline void scaler_enable_int(struct scaler_context *scaler) { u32 val; @@ -354,9 +372,13 @@ static int scaler_commit(struct exynos_drm_ipp *ipp, u32 dst_fmt = scaler_get_format(task->dst.buf.fourcc); struct drm_exynos_ipp_task_rect *dst_pos = &task->dst.rect; - scaler->task = task; - pm_runtime_get_sync(scaler->dev); + if (scaler_reset(scaler)) { + pm_runtime_put(scaler->dev); + return -EIO; + } + + scaler->task = task; scaler_set_src_fmt(scaler, src_fmt); scaler_set_src_base(scaler, &task->src); @@ -394,7 +416,11 @@ static inline void scaler_disable_int(struct scaler_context *scaler) static inline u32 scaler_get_int_status(struct scaler_context *scaler) { - return scaler_read(SCALER_INT_STATUS); + u32 val = scaler_read(SCALER_INT_STATUS); + + scaler_write(val, SCALER_INT_STATUS); + + return val; } static inline int scaler_task_done(u32 val) diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c index e6b0940b1ac2..19697c1362d8 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -319,7 +319,7 @@ static int vidi_get_modes(struct drm_connector *connector) return -ENOMEM; } - drm_mode_connector_update_edid_property(connector, edid); + drm_connector_update_edid_property(connector, edid); return drm_add_edid_modes(connector, edid); } @@ -344,7 +344,7 @@ static int vidi_create_connector(struct drm_encoder *encoder) } drm_connector_helper_add(connector, &vidi_connector_helper_funcs); - drm_mode_connector_attach_encoder(connector, encoder); + drm_connector_attach_encoder(connector, encoder); return 0; } diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index db91932550cf..2092a650df7d 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -888,7 +888,7 @@ static int hdmi_get_modes(struct drm_connector *connector) (hdata->dvi_mode ? "dvi monitor" : "hdmi monitor"), edid->width_cm, edid->height_cm); - drm_mode_connector_update_edid_property(connector, edid); + drm_connector_update_edid_property(connector, edid); cec_notifier_set_phys_addr_from_edid(hdata->notifier, edid); ret = drm_add_edid_modes(connector, edid); @@ -951,7 +951,7 @@ static int hdmi_create_connector(struct drm_encoder *encoder) } drm_connector_helper_add(connector, &hdmi_connector_helper_funcs); - drm_mode_connector_attach_encoder(connector, encoder); + drm_connector_attach_encoder(connector, encoder); if (hdata->bridge) { ret = drm_bridge_attach(encoder, hdata->bridge, NULL); @@ -2093,6 +2093,8 @@ static int __maybe_unused exynos_hdmi_resume(struct device *dev) static const struct dev_pm_ops exynos_hdmi_pm_ops = { SET_RUNTIME_PM_OPS(exynos_hdmi_suspend, exynos_hdmi_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) }; struct platform_driver hdmi_driver = { diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 272c79f5f5bf..ffbf4a950f69 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -837,8 +837,6 @@ static int mixer_initialize(struct mixer_context *mixer_ctx, struct drm_device *drm_dev) { int ret; - struct exynos_drm_private *priv; - priv = drm_dev->dev_private; mixer_ctx->drm_dev = drm_dev; @@ -1271,6 +1269,8 @@ static int __maybe_unused exynos_mixer_resume(struct device *dev) static const struct dev_pm_ops exynos_mixer_pm_ops = { SET_RUNTIME_PM_OPS(exynos_mixer_suspend, exynos_mixer_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) }; struct platform_driver mixer_driver = { diff --git a/drivers/gpu/drm/exynos/regs-gsc.h b/drivers/gpu/drm/exynos/regs-gsc.h index 4704a993cbb7..16b39734115c 100644 --- a/drivers/gpu/drm/exynos/regs-gsc.h +++ b/drivers/gpu/drm/exynos/regs-gsc.h @@ -138,6 +138,7 @@ #define GSC_OUT_YUV420_3P (3 << 4) #define GSC_OUT_YUV422_1P (4 << 4) #define GSC_OUT_YUV422_2P (5 << 4) +#define GSC_OUT_YUV422_3P (6 << 4) #define GSC_OUT_YUV444 (7 << 4) #define GSC_OUT_TILE_TYPE_MASK (1 << 2) #define GSC_OUT_TILE_C_16x8 (0 << 2) |