diff options
Diffstat (limited to 'drivers/gpu/drm/tegra/drm.h')
| -rw-r--r-- | drivers/gpu/drm/tegra/drm.h | 195 |
1 files changed, 138 insertions, 57 deletions
diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h index 741b5dc2742..6b8fe9d86ed 100644 --- a/drivers/gpu/drm/tegra/drm.h +++ b/drivers/gpu/drm/tegra/drm.h @@ -1,89 +1,106 @@ /* * Copyright (C) 2012 Avionic Design GmbH - * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved. + * Copyright (C) 2012-2013 NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#ifndef TEGRA_DRM_H -#define TEGRA_DRM_H 1 +#ifndef HOST1X_DRM_H +#define HOST1X_DRM_H 1 + +#include <uapi/drm/tegra_drm.h> +#include <linux/host1x.h> #include <drm/drmP.h> #include <drm/drm_crtc_helper.h> #include <drm/drm_edid.h> #include <drm/drm_fb_helper.h> -#include <drm/drm_gem_cma_helper.h> -#include <drm/drm_fb_cma_helper.h> #include <drm/drm_fixed.h> -struct tegra_framebuffer { +struct reset_control; + +struct tegra_fb { struct drm_framebuffer base; - struct drm_gem_cma_object *obj; + struct tegra_bo **planes; + unsigned int num_planes; }; -static inline struct tegra_framebuffer *to_tegra_fb(struct drm_framebuffer *fb) -{ - return container_of(fb, struct tegra_framebuffer, base); -} +#ifdef CONFIG_DRM_TEGRA_FBDEV +struct tegra_fbdev { + struct drm_fb_helper base; + struct tegra_fb *fb; +}; +#endif -struct host1x { +struct tegra_drm { struct drm_device *drm; - struct device *dev; - void __iomem *regs; - struct clk *clk; - int syncpt; - int irq; - - struct mutex drm_clients_lock; - struct list_head drm_clients; - struct list_head drm_active; struct mutex clients_lock; struct list_head clients; - struct drm_fbdev_cma *fbdev; - struct tegra_framebuffer fb; +#ifdef CONFIG_DRM_TEGRA_FBDEV + struct tegra_fbdev *fbdev; +#endif }; -struct host1x_client; +struct tegra_drm_client; -struct host1x_client_ops { - int (*drm_init)(struct host1x_client *client, struct drm_device *drm); - int (*drm_exit)(struct host1x_client *client); +struct tegra_drm_context { + struct tegra_drm_client *client; + struct host1x_channel *channel; + struct list_head list; }; -struct host1x_client { - struct host1x *host1x; - struct device *dev; +struct tegra_drm_client_ops { + int (*open_channel)(struct tegra_drm_client *client, + struct tegra_drm_context *context); + void (*close_channel)(struct tegra_drm_context *context); + int (*is_addr_reg)(struct device *dev, u32 class, u32 offset); + int (*submit)(struct tegra_drm_context *context, + struct drm_tegra_submit *args, struct drm_device *drm, + struct drm_file *file); +}; - const struct host1x_client_ops *ops; +int tegra_drm_submit(struct tegra_drm_context *context, + struct drm_tegra_submit *args, struct drm_device *drm, + struct drm_file *file); +struct tegra_drm_client { + struct host1x_client base; struct list_head list; + + const struct tegra_drm_client_ops *ops; }; -extern int host1x_drm_init(struct host1x *host1x, struct drm_device *drm); -extern int host1x_drm_exit(struct host1x *host1x); +static inline struct tegra_drm_client * +host1x_to_drm_client(struct host1x_client *client) +{ + return container_of(client, struct tegra_drm_client, base); +} + +int tegra_drm_register_client(struct tegra_drm *tegra, + struct tegra_drm_client *client); +int tegra_drm_unregister_client(struct tegra_drm *tegra, + struct tegra_drm_client *client); -extern int host1x_register_client(struct host1x *host1x, - struct host1x_client *client); -extern int host1x_unregister_client(struct host1x *host1x, - struct host1x_client *client); +int tegra_drm_init(struct tegra_drm *tegra, struct drm_device *drm); +int tegra_drm_exit(struct tegra_drm *tegra); +struct tegra_dc_soc_info; struct tegra_output; struct tegra_dc { struct host1x_client client; - - struct host1x *host1x; struct device *dev; + spinlock_t lock; struct drm_crtc base; int pipe; struct clk *clk; - + struct reset_control *rst; void __iomem *regs; int irq; @@ -94,16 +111,22 @@ struct tegra_dc { struct drm_info_list *debugfs_files; struct drm_minor *minor; struct dentry *debugfs; + + /* page-flip handling */ + struct drm_pending_vblank_event *event; + + const struct tegra_dc_soc_info *soc; }; -static inline struct tegra_dc *host1x_client_to_dc(struct host1x_client *client) +static inline struct tegra_dc * +host1x_client_to_dc(struct host1x_client *client) { return container_of(client, struct tegra_dc, client); } static inline struct tegra_dc *to_tegra_dc(struct drm_crtc *crtc) { - return container_of(crtc, struct tegra_dc, base); + return crtc ? container_of(crtc, struct tegra_dc, base) : NULL; } static inline void tegra_dc_writel(struct tegra_dc *dc, unsigned long value, @@ -118,19 +141,49 @@ static inline unsigned long tegra_dc_readl(struct tegra_dc *dc, return readl(dc->regs + (reg << 2)); } +struct tegra_dc_window { + struct { + unsigned int x; + unsigned int y; + unsigned int w; + unsigned int h; + } src; + struct { + unsigned int x; + unsigned int y; + unsigned int w; + unsigned int h; + } dst; + unsigned int bits_per_pixel; + unsigned int format; + unsigned int swap; + unsigned int stride[2]; + unsigned long base[3]; + bool bottom_up; + bool tiled; +}; + +/* from dc.c */ +void tegra_dc_enable_vblank(struct tegra_dc *dc); +void tegra_dc_disable_vblank(struct tegra_dc *dc); +void tegra_dc_cancel_page_flip(struct drm_crtc *crtc, struct drm_file *file); + struct tegra_output_ops { int (*enable)(struct tegra_output *output); int (*disable)(struct tegra_output *output); int (*setup_clock)(struct tegra_output *output, struct clk *clk, - unsigned long pclk); + unsigned long pclk, unsigned int *div); int (*check_mode)(struct tegra_output *output, struct drm_display_mode *mode, enum drm_mode_status *status); + enum drm_connector_status (*detect)(struct tegra_output *output); }; enum tegra_output_type { TEGRA_OUTPUT_RGB, TEGRA_OUTPUT_HDMI, + TEGRA_OUTPUT_DSI, + TEGRA_OUTPUT_EDP, }; struct tegra_output { @@ -140,6 +193,7 @@ struct tegra_output { const struct tegra_output_ops *ops; enum tegra_output_type type; + struct drm_panel *panel; struct i2c_adapter *ddc; const struct edid *edid; unsigned int hpd_irq; @@ -176,10 +230,11 @@ static inline int tegra_output_disable(struct tegra_output *output) } static inline int tegra_output_setup_clock(struct tegra_output *output, - struct clk *clk, unsigned long pclk) + struct clk *clk, unsigned long pclk, + unsigned int *div) { if (output && output->ops && output->ops->setup_clock) - return output->ops->setup_clock(output, clk, pclk); + return output->ops->setup_clock(output, clk, pclk, div); return output ? -ENOSYS : -EINVAL; } @@ -195,22 +250,48 @@ static inline int tegra_output_check_mode(struct tegra_output *output, } /* from rgb.c */ -extern int tegra_dc_rgb_probe(struct tegra_dc *dc); -extern int tegra_dc_rgb_init(struct drm_device *drm, struct tegra_dc *dc); -extern int tegra_dc_rgb_exit(struct tegra_dc *dc); +int tegra_dc_rgb_probe(struct tegra_dc *dc); +int tegra_dc_rgb_remove(struct tegra_dc *dc); +int tegra_dc_rgb_init(struct drm_device *drm, struct tegra_dc *dc); +int tegra_dc_rgb_exit(struct tegra_dc *dc); /* from output.c */ -extern int tegra_output_parse_dt(struct tegra_output *output); -extern int tegra_output_init(struct drm_device *drm, struct tegra_output *output); -extern int tegra_output_exit(struct tegra_output *output); +int tegra_output_probe(struct tegra_output *output); +int tegra_output_remove(struct tegra_output *output); +int tegra_output_init(struct drm_device *drm, struct tegra_output *output); +int tegra_output_exit(struct tegra_output *output); + +/* from dpaux.c */ +struct tegra_dpaux; +struct drm_dp_link; + +struct tegra_dpaux *tegra_dpaux_find_by_of_node(struct device_node *np); +enum drm_connector_status tegra_dpaux_detect(struct tegra_dpaux *dpaux); +int tegra_dpaux_attach(struct tegra_dpaux *dpaux, struct tegra_output *output); +int tegra_dpaux_detach(struct tegra_dpaux *dpaux); +int tegra_dpaux_enable(struct tegra_dpaux *dpaux); +int tegra_dpaux_disable(struct tegra_dpaux *dpaux); +int tegra_dpaux_prepare(struct tegra_dpaux *dpaux, u8 encoding); +int tegra_dpaux_train(struct tegra_dpaux *dpaux, struct drm_dp_link *link, + u8 pattern); /* from fb.c */ -extern int tegra_drm_fb_init(struct drm_device *drm); -extern void tegra_drm_fb_exit(struct drm_device *drm); +struct tegra_bo *tegra_fb_get_plane(struct drm_framebuffer *framebuffer, + unsigned int index); +bool tegra_fb_is_bottom_up(struct drm_framebuffer *framebuffer); +bool tegra_fb_is_tiled(struct drm_framebuffer *framebuffer); +int tegra_drm_fb_init(struct drm_device *drm); +void tegra_drm_fb_exit(struct drm_device *drm); +#ifdef CONFIG_DRM_TEGRA_FBDEV +void tegra_fbdev_restore_mode(struct tegra_fbdev *fbdev); +#endif -extern struct platform_driver tegra_host1x_driver; -extern struct platform_driver tegra_hdmi_driver; extern struct platform_driver tegra_dc_driver; -extern struct drm_driver tegra_drm_driver; +extern struct platform_driver tegra_dsi_driver; +extern struct platform_driver tegra_sor_driver; +extern struct platform_driver tegra_hdmi_driver; +extern struct platform_driver tegra_dpaux_driver; +extern struct platform_driver tegra_gr2d_driver; +extern struct platform_driver tegra_gr3d_driver; -#endif /* TEGRA_DRM_H */ +#endif /* HOST1X_DRM_H */ |