Commit | Line | Data |
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d2912cb1 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
d8f4a9ed TR |
2 | /* |
3 | * Copyright (C) 2012 Avionic Design GmbH | |
d43f81cb | 4 | * Copyright (C) 2012-2013 NVIDIA CORPORATION. All rights reserved. |
d8f4a9ed TR |
5 | */ |
6 | ||
4231c6b0 TB |
7 | #ifndef HOST1X_DRM_H |
8 | #define HOST1X_DRM_H 1 | |
d8f4a9ed | 9 | |
e1e90644 | 10 | #include <linux/host1x.h> |
ad926015 | 11 | #include <linux/iova.h> |
fb36d0ee | 12 | #include <linux/of_gpio.h> |
e1e90644 | 13 | |
c4755fb9 | 14 | #include <drm/drm_atomic.h> |
d8f4a9ed | 15 | #include <drm/drm_edid.h> |
9338203c | 16 | #include <drm/drm_encoder.h> |
d8f4a9ed | 17 | #include <drm/drm_fb_helper.h> |
d8f4a9ed | 18 | #include <drm/drm_fixed.h> |
fcd70cd3 | 19 | #include <drm/drm_probe_helper.h> |
eb1df694 | 20 | #include <uapi/drm/tegra_drm.h> |
d8f4a9ed | 21 | |
c134f019 | 22 | #include "gem.h" |
c4755fb9 | 23 | #include "hub.h" |
67e04d1a | 24 | #include "trace.h" |
c134f019 | 25 | |
ca48080a SW |
26 | struct reset_control; |
27 | ||
b110ef37 | 28 | #ifdef CONFIG_DRM_FBDEV_EMULATION |
de2ba664 AM |
29 | struct tegra_fbdev { |
30 | struct drm_fb_helper base; | |
dbc33c7d | 31 | struct drm_framebuffer *fb; |
de2ba664 | 32 | }; |
60c2f709 | 33 | #endif |
de2ba664 | 34 | |
386a2a71 | 35 | struct tegra_drm { |
d8f4a9ed | 36 | struct drm_device *drm; |
d8f4a9ed | 37 | |
df06b759 | 38 | struct iommu_domain *domain; |
bc8828bd | 39 | struct iommu_group *group; |
347ad49d | 40 | struct mutex mm_lock; |
df06b759 TR |
41 | struct drm_mm mm; |
42 | ||
ad926015 MP |
43 | struct { |
44 | struct iova_domain domain; | |
45 | unsigned long shift; | |
46 | unsigned long limit; | |
47 | } carveout; | |
48 | ||
d8f4a9ed TR |
49 | struct mutex clients_lock; |
50 | struct list_head clients; | |
51 | ||
b110ef37 | 52 | #ifdef CONFIG_DRM_FBDEV_EMULATION |
de2ba664 | 53 | struct tegra_fbdev *fbdev; |
60c2f709 | 54 | #endif |
d1f3e1e0 TR |
55 | |
56 | unsigned int pitch_align; | |
1503ca47 | 57 | |
c4755fb9 | 58 | struct tegra_display_hub *hub; |
d8f4a9ed TR |
59 | }; |
60 | ||
53fa7f72 | 61 | struct tegra_drm_client; |
d8f4a9ed | 62 | |
c88c3630 | 63 | struct tegra_drm_context { |
53fa7f72 | 64 | struct tegra_drm_client *client; |
d43f81cb | 65 | struct host1x_channel *channel; |
bdd2f9cd | 66 | unsigned int id; |
d43f81cb TB |
67 | }; |
68 | ||
53fa7f72 TR |
69 | struct tegra_drm_client_ops { |
70 | int (*open_channel)(struct tegra_drm_client *client, | |
c88c3630 TR |
71 | struct tegra_drm_context *context); |
72 | void (*close_channel)(struct tegra_drm_context *context); | |
c40f0f1a | 73 | int (*is_addr_reg)(struct device *dev, u32 class, u32 offset); |
0f563a4b | 74 | int (*is_valid_class)(u32 class); |
c88c3630 | 75 | int (*submit)(struct tegra_drm_context *context, |
d43f81cb TB |
76 | struct drm_tegra_submit *args, struct drm_device *drm, |
77 | struct drm_file *file); | |
78 | }; | |
79 | ||
c40f0f1a TR |
80 | int tegra_drm_submit(struct tegra_drm_context *context, |
81 | struct drm_tegra_submit *args, struct drm_device *drm, | |
82 | struct drm_file *file); | |
83 | ||
53fa7f72 TR |
84 | struct tegra_drm_client { |
85 | struct host1x_client base; | |
776dc384 | 86 | struct list_head list; |
8e5d19c6 | 87 | struct tegra_drm *drm; |
d43f81cb | 88 | |
f3b3cfcc | 89 | unsigned int version; |
53fa7f72 | 90 | const struct tegra_drm_client_ops *ops; |
d8f4a9ed TR |
91 | }; |
92 | ||
53fa7f72 | 93 | static inline struct tegra_drm_client * |
776dc384 | 94 | host1x_to_drm_client(struct host1x_client *client) |
53fa7f72 TR |
95 | { |
96 | return container_of(client, struct tegra_drm_client, base); | |
97 | } | |
98 | ||
688c59af TR |
99 | int tegra_drm_register_client(struct tegra_drm *tegra, |
100 | struct tegra_drm_client *client); | |
101 | int tegra_drm_unregister_client(struct tegra_drm *tegra, | |
102 | struct tegra_drm_client *client); | |
0c407de5 TR |
103 | struct iommu_group *host1x_client_iommu_attach(struct host1x_client *client, |
104 | bool shared); | |
105 | void host1x_client_iommu_detach(struct host1x_client *client, | |
106 | struct iommu_group *group); | |
776dc384 | 107 | |
688c59af TR |
108 | int tegra_drm_init(struct tegra_drm *tegra, struct drm_device *drm); |
109 | int tegra_drm_exit(struct tegra_drm *tegra); | |
d8f4a9ed | 110 | |
ad926015 MP |
111 | void *tegra_drm_alloc(struct tegra_drm *tegra, size_t size, dma_addr_t *iova); |
112 | void tegra_drm_free(struct tegra_drm *tegra, size_t size, void *virt, | |
113 | dma_addr_t iova); | |
114 | ||
fb83be88 HV |
115 | struct cec_notifier; |
116 | ||
d8f4a9ed TR |
117 | struct tegra_output { |
118 | struct device_node *of_node; | |
119 | struct device *dev; | |
120 | ||
9be7d864 | 121 | struct drm_panel *panel; |
d8f4a9ed TR |
122 | struct i2c_adapter *ddc; |
123 | const struct edid *edid; | |
f25d0a68 | 124 | struct cec_notifier *cec; |
d8f4a9ed | 125 | unsigned int hpd_irq; |
bbad6407 | 126 | struct gpio_desc *hpd_gpio; |
d8f4a9ed TR |
127 | |
128 | struct drm_encoder encoder; | |
129 | struct drm_connector connector; | |
130 | }; | |
131 | ||
132 | static inline struct tegra_output *encoder_to_output(struct drm_encoder *e) | |
133 | { | |
134 | return container_of(e, struct tegra_output, encoder); | |
135 | } | |
136 | ||
137 | static inline struct tegra_output *connector_to_output(struct drm_connector *c) | |
138 | { | |
139 | return container_of(c, struct tegra_output, connector); | |
140 | } | |
141 | ||
d8f4a9ed | 142 | /* from output.c */ |
688c59af | 143 | int tegra_output_probe(struct tegra_output *output); |
328ec69e | 144 | void tegra_output_remove(struct tegra_output *output); |
688c59af | 145 | int tegra_output_init(struct drm_device *drm, struct tegra_output *output); |
328ec69e | 146 | void tegra_output_exit(struct tegra_output *output); |
c57997bc TR |
147 | void tegra_output_find_possible_crtcs(struct tegra_output *output, |
148 | struct drm_device *drm); | |
d8f4a9ed | 149 | |
132085d8 | 150 | int tegra_output_connector_get_modes(struct drm_connector *connector); |
132085d8 TR |
151 | enum drm_connector_status |
152 | tegra_output_connector_detect(struct drm_connector *connector, bool force); | |
153 | void tegra_output_connector_destroy(struct drm_connector *connector); | |
154 | ||
155 | void tegra_output_encoder_destroy(struct drm_encoder *encoder); | |
156 | ||
6b6b6042 | 157 | /* from dpaux.c */ |
6b6b6042 | 158 | struct drm_dp_link; |
6b6b6042 | 159 | |
9542c237 TR |
160 | struct drm_dp_aux *drm_dp_aux_find_by_of_node(struct device_node *np); |
161 | enum drm_connector_status drm_dp_aux_detect(struct drm_dp_aux *aux); | |
162 | int drm_dp_aux_attach(struct drm_dp_aux *aux, struct tegra_output *output); | |
163 | int drm_dp_aux_detach(struct drm_dp_aux *aux); | |
164 | int drm_dp_aux_enable(struct drm_dp_aux *aux); | |
165 | int drm_dp_aux_disable(struct drm_dp_aux *aux); | |
166 | int drm_dp_aux_prepare(struct drm_dp_aux *aux, u8 encoding); | |
167 | int drm_dp_aux_train(struct drm_dp_aux *aux, struct drm_dp_link *link, | |
168 | u8 pattern); | |
6b6b6042 | 169 | |
d8f4a9ed | 170 | /* from fb.c */ |
de2ba664 AM |
171 | struct tegra_bo *tegra_fb_get_plane(struct drm_framebuffer *framebuffer, |
172 | unsigned int index); | |
db7fbdfd | 173 | bool tegra_fb_is_bottom_up(struct drm_framebuffer *framebuffer); |
c134f019 TR |
174 | int tegra_fb_get_tiling(struct drm_framebuffer *framebuffer, |
175 | struct tegra_bo_tiling *tiling); | |
f9914214 TR |
176 | struct drm_framebuffer *tegra_fb_create(struct drm_device *drm, |
177 | struct drm_file *file, | |
1eb83451 | 178 | const struct drm_mode_fb_cmd2 *cmd); |
e2215321 | 179 | int tegra_drm_fb_prepare(struct drm_device *drm); |
1d1e6fe9 | 180 | void tegra_drm_fb_free(struct drm_device *drm); |
688c59af TR |
181 | int tegra_drm_fb_init(struct drm_device *drm); |
182 | void tegra_drm_fb_exit(struct drm_device *drm); | |
d8f4a9ed | 183 | |
c4755fb9 | 184 | extern struct platform_driver tegra_display_hub_driver; |
776dc384 TR |
185 | extern struct platform_driver tegra_dc_driver; |
186 | extern struct platform_driver tegra_hdmi_driver; | |
473112e4 | 187 | extern struct platform_driver tegra_dsi_driver; |
6b6b6042 | 188 | extern struct platform_driver tegra_dpaux_driver; |
473112e4 | 189 | extern struct platform_driver tegra_sor_driver; |
776dc384 | 190 | extern struct platform_driver tegra_gr2d_driver; |
5f60ed0d | 191 | extern struct platform_driver tegra_gr3d_driver; |
0ae797a8 | 192 | extern struct platform_driver tegra_vic_driver; |
d8f4a9ed | 193 | |
4231c6b0 | 194 | #endif /* HOST1X_DRM_H */ |