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Commit | Line | Data |
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d8f4a9ed TR |
1 | /* |
2 | * Copyright (C) 2012 Avionic Design GmbH | |
d43f81cb | 3 | * Copyright (C) 2012-2013 NVIDIA CORPORATION. All rights reserved. |
d8f4a9ed TR |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License version 2 as | |
7 | * published by the Free Software Foundation. | |
8 | */ | |
9 | ||
4231c6b0 TB |
10 | #ifndef HOST1X_DRM_H |
11 | #define HOST1X_DRM_H 1 | |
d8f4a9ed | 12 | |
e1e90644 TR |
13 | #include <uapi/drm/tegra_drm.h> |
14 | #include <linux/host1x.h> | |
ad926015 | 15 | #include <linux/iova.h> |
fb36d0ee | 16 | #include <linux/of_gpio.h> |
e1e90644 | 17 | |
d8f4a9ed | 18 | #include <drm/drmP.h> |
c4755fb9 | 19 | #include <drm/drm_atomic.h> |
d8f4a9ed | 20 | #include <drm/drm_edid.h> |
9338203c | 21 | #include <drm/drm_encoder.h> |
d8f4a9ed | 22 | #include <drm/drm_fb_helper.h> |
d8f4a9ed | 23 | #include <drm/drm_fixed.h> |
fcd70cd3 | 24 | #include <drm/drm_probe_helper.h> |
d8f4a9ed | 25 | |
c134f019 | 26 | #include "gem.h" |
c4755fb9 | 27 | #include "hub.h" |
67e04d1a | 28 | #include "trace.h" |
c134f019 | 29 | |
ca48080a SW |
30 | struct reset_control; |
31 | ||
b110ef37 | 32 | #ifdef CONFIG_DRM_FBDEV_EMULATION |
de2ba664 AM |
33 | struct tegra_fbdev { |
34 | struct drm_fb_helper base; | |
dbc33c7d | 35 | struct drm_framebuffer *fb; |
de2ba664 | 36 | }; |
60c2f709 | 37 | #endif |
de2ba664 | 38 | |
386a2a71 | 39 | struct tegra_drm { |
d8f4a9ed | 40 | struct drm_device *drm; |
d8f4a9ed | 41 | |
df06b759 | 42 | struct iommu_domain *domain; |
bc8828bd | 43 | struct iommu_group *group; |
347ad49d | 44 | struct mutex mm_lock; |
df06b759 TR |
45 | struct drm_mm mm; |
46 | ||
ad926015 MP |
47 | struct { |
48 | struct iova_domain domain; | |
49 | unsigned long shift; | |
50 | unsigned long limit; | |
51 | } carveout; | |
52 | ||
d8f4a9ed TR |
53 | struct mutex clients_lock; |
54 | struct list_head clients; | |
55 | ||
b110ef37 | 56 | #ifdef CONFIG_DRM_FBDEV_EMULATION |
de2ba664 | 57 | struct tegra_fbdev *fbdev; |
60c2f709 | 58 | #endif |
d1f3e1e0 TR |
59 | |
60 | unsigned int pitch_align; | |
1503ca47 | 61 | |
c4755fb9 | 62 | struct tegra_display_hub *hub; |
d8f4a9ed TR |
63 | }; |
64 | ||
53fa7f72 | 65 | struct tegra_drm_client; |
d8f4a9ed | 66 | |
c88c3630 | 67 | struct tegra_drm_context { |
53fa7f72 | 68 | struct tegra_drm_client *client; |
d43f81cb | 69 | struct host1x_channel *channel; |
bdd2f9cd | 70 | unsigned int id; |
d43f81cb TB |
71 | }; |
72 | ||
53fa7f72 TR |
73 | struct tegra_drm_client_ops { |
74 | int (*open_channel)(struct tegra_drm_client *client, | |
c88c3630 TR |
75 | struct tegra_drm_context *context); |
76 | void (*close_channel)(struct tegra_drm_context *context); | |
c40f0f1a | 77 | int (*is_addr_reg)(struct device *dev, u32 class, u32 offset); |
0f563a4b | 78 | int (*is_valid_class)(u32 class); |
c88c3630 | 79 | int (*submit)(struct tegra_drm_context *context, |
d43f81cb TB |
80 | struct drm_tegra_submit *args, struct drm_device *drm, |
81 | struct drm_file *file); | |
82 | }; | |
83 | ||
c40f0f1a TR |
84 | int tegra_drm_submit(struct tegra_drm_context *context, |
85 | struct drm_tegra_submit *args, struct drm_device *drm, | |
86 | struct drm_file *file); | |
87 | ||
53fa7f72 TR |
88 | struct tegra_drm_client { |
89 | struct host1x_client base; | |
776dc384 | 90 | struct list_head list; |
8e5d19c6 | 91 | struct tegra_drm *drm; |
d43f81cb | 92 | |
f3b3cfcc | 93 | unsigned int version; |
53fa7f72 | 94 | const struct tegra_drm_client_ops *ops; |
d8f4a9ed TR |
95 | }; |
96 | ||
53fa7f72 | 97 | static inline struct tegra_drm_client * |
776dc384 | 98 | host1x_to_drm_client(struct host1x_client *client) |
53fa7f72 TR |
99 | { |
100 | return container_of(client, struct tegra_drm_client, base); | |
101 | } | |
102 | ||
688c59af TR |
103 | int tegra_drm_register_client(struct tegra_drm *tegra, |
104 | struct tegra_drm_client *client); | |
105 | int tegra_drm_unregister_client(struct tegra_drm *tegra, | |
106 | struct tegra_drm_client *client); | |
0c407de5 TR |
107 | struct iommu_group *host1x_client_iommu_attach(struct host1x_client *client, |
108 | bool shared); | |
109 | void host1x_client_iommu_detach(struct host1x_client *client, | |
110 | struct iommu_group *group); | |
776dc384 | 111 | |
688c59af TR |
112 | int tegra_drm_init(struct tegra_drm *tegra, struct drm_device *drm); |
113 | int tegra_drm_exit(struct tegra_drm *tegra); | |
d8f4a9ed | 114 | |
ad926015 MP |
115 | void *tegra_drm_alloc(struct tegra_drm *tegra, size_t size, dma_addr_t *iova); |
116 | void tegra_drm_free(struct tegra_drm *tegra, size_t size, void *virt, | |
117 | dma_addr_t iova); | |
118 | ||
fb83be88 HV |
119 | struct cec_notifier; |
120 | ||
d8f4a9ed TR |
121 | struct tegra_output { |
122 | struct device_node *of_node; | |
123 | struct device *dev; | |
124 | ||
9be7d864 | 125 | struct drm_panel *panel; |
d8f4a9ed TR |
126 | struct i2c_adapter *ddc; |
127 | const struct edid *edid; | |
f25d0a68 | 128 | struct cec_notifier *cec; |
d8f4a9ed TR |
129 | unsigned int hpd_irq; |
130 | int hpd_gpio; | |
fb36d0ee | 131 | enum of_gpio_flags hpd_gpio_flags; |
d8f4a9ed TR |
132 | |
133 | struct drm_encoder encoder; | |
134 | struct drm_connector connector; | |
135 | }; | |
136 | ||
137 | static inline struct tegra_output *encoder_to_output(struct drm_encoder *e) | |
138 | { | |
139 | return container_of(e, struct tegra_output, encoder); | |
140 | } | |
141 | ||
142 | static inline struct tegra_output *connector_to_output(struct drm_connector *c) | |
143 | { | |
144 | return container_of(c, struct tegra_output, connector); | |
145 | } | |
146 | ||
d8f4a9ed | 147 | /* from output.c */ |
688c59af | 148 | int tegra_output_probe(struct tegra_output *output); |
328ec69e | 149 | void tegra_output_remove(struct tegra_output *output); |
688c59af | 150 | int tegra_output_init(struct drm_device *drm, struct tegra_output *output); |
328ec69e | 151 | void tegra_output_exit(struct tegra_output *output); |
c57997bc TR |
152 | void tegra_output_find_possible_crtcs(struct tegra_output *output, |
153 | struct drm_device *drm); | |
d8f4a9ed | 154 | |
132085d8 | 155 | int tegra_output_connector_get_modes(struct drm_connector *connector); |
132085d8 TR |
156 | enum drm_connector_status |
157 | tegra_output_connector_detect(struct drm_connector *connector, bool force); | |
158 | void tegra_output_connector_destroy(struct drm_connector *connector); | |
159 | ||
160 | void tegra_output_encoder_destroy(struct drm_encoder *encoder); | |
161 | ||
6b6b6042 | 162 | /* from dpaux.c */ |
6b6b6042 | 163 | struct drm_dp_link; |
6b6b6042 | 164 | |
9542c237 TR |
165 | struct drm_dp_aux *drm_dp_aux_find_by_of_node(struct device_node *np); |
166 | enum drm_connector_status drm_dp_aux_detect(struct drm_dp_aux *aux); | |
167 | int drm_dp_aux_attach(struct drm_dp_aux *aux, struct tegra_output *output); | |
168 | int drm_dp_aux_detach(struct drm_dp_aux *aux); | |
169 | int drm_dp_aux_enable(struct drm_dp_aux *aux); | |
170 | int drm_dp_aux_disable(struct drm_dp_aux *aux); | |
171 | int drm_dp_aux_prepare(struct drm_dp_aux *aux, u8 encoding); | |
172 | int drm_dp_aux_train(struct drm_dp_aux *aux, struct drm_dp_link *link, | |
173 | u8 pattern); | |
6b6b6042 | 174 | |
d8f4a9ed | 175 | /* from fb.c */ |
de2ba664 AM |
176 | struct tegra_bo *tegra_fb_get_plane(struct drm_framebuffer *framebuffer, |
177 | unsigned int index); | |
db7fbdfd | 178 | bool tegra_fb_is_bottom_up(struct drm_framebuffer *framebuffer); |
c134f019 TR |
179 | int tegra_fb_get_tiling(struct drm_framebuffer *framebuffer, |
180 | struct tegra_bo_tiling *tiling); | |
f9914214 TR |
181 | struct drm_framebuffer *tegra_fb_create(struct drm_device *drm, |
182 | struct drm_file *file, | |
1eb83451 | 183 | const struct drm_mode_fb_cmd2 *cmd); |
e2215321 | 184 | int tegra_drm_fb_prepare(struct drm_device *drm); |
1d1e6fe9 | 185 | void tegra_drm_fb_free(struct drm_device *drm); |
688c59af TR |
186 | int tegra_drm_fb_init(struct drm_device *drm); |
187 | void tegra_drm_fb_exit(struct drm_device *drm); | |
d8f4a9ed | 188 | |
c4755fb9 | 189 | extern struct platform_driver tegra_display_hub_driver; |
776dc384 TR |
190 | extern struct platform_driver tegra_dc_driver; |
191 | extern struct platform_driver tegra_hdmi_driver; | |
473112e4 | 192 | extern struct platform_driver tegra_dsi_driver; |
6b6b6042 | 193 | extern struct platform_driver tegra_dpaux_driver; |
473112e4 | 194 | extern struct platform_driver tegra_sor_driver; |
776dc384 | 195 | extern struct platform_driver tegra_gr2d_driver; |
5f60ed0d | 196 | extern struct platform_driver tegra_gr3d_driver; |
0ae797a8 | 197 | extern struct platform_driver tegra_vic_driver; |
d8f4a9ed | 198 | |
4231c6b0 | 199 | #endif /* HOST1X_DRM_H */ |