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> |
ac2caae6 | 12 | #include <linux/gpio/consumer.h> |
e1e90644 | 13 | |
c4755fb9 | 14 | #include <drm/drm_atomic.h> |
f00b9dd5 | 15 | #include <drm/drm_bridge.h> |
d8f4a9ed | 16 | #include <drm/drm_edid.h> |
9338203c | 17 | #include <drm/drm_encoder.h> |
d8f4a9ed | 18 | #include <drm/drm_fb_helper.h> |
d8f4a9ed | 19 | #include <drm/drm_fixed.h> |
fcd70cd3 | 20 | #include <drm/drm_probe_helper.h> |
eb1df694 | 21 | #include <uapi/drm/tegra_drm.h> |
d8f4a9ed | 22 | |
c134f019 | 23 | #include "gem.h" |
c4755fb9 | 24 | #include "hub.h" |
67e04d1a | 25 | #include "trace.h" |
c134f019 | 26 | |
7b6f8467 | 27 | /* XXX move to include/uapi/drm/drm_fourcc.h? */ |
671cc352 | 28 | #define DRM_FORMAT_MOD_NVIDIA_SECTOR_LAYOUT BIT_ULL(22) |
7b6f8467 | 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; |
fa6661b7 | 43 | bool use_explicit_iommu; |
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 | 59 | |
042c0bd7 | 60 | unsigned int hmask, vmask; |
d1f3e1e0 | 61 | unsigned int pitch_align; |
05d1adfe | 62 | unsigned int num_crtcs; |
1503ca47 | 63 | |
c4755fb9 | 64 | struct tegra_display_hub *hub; |
d8f4a9ed TR |
65 | }; |
66 | ||
d7c591bc MP |
67 | static inline struct host1x *tegra_drm_to_host1x(struct tegra_drm *tegra) |
68 | { | |
69 | return dev_get_drvdata(tegra->drm->dev->parent); | |
70 | } | |
71 | ||
53fa7f72 | 72 | struct tegra_drm_client; |
d8f4a9ed | 73 | |
c88c3630 | 74 | struct tegra_drm_context { |
53fa7f72 | 75 | struct tegra_drm_client *client; |
d43f81cb | 76 | struct host1x_channel *channel; |
d7c591bc MP |
77 | |
78 | /* Only used by legacy UAPI. */ | |
bdd2f9cd | 79 | unsigned int id; |
d7c591bc MP |
80 | |
81 | /* Only used by new UAPI. */ | |
82 | struct xarray mappings; | |
e09db978 | 83 | struct host1x_memory_context *memory_context; |
d43f81cb TB |
84 | }; |
85 | ||
53fa7f72 TR |
86 | struct tegra_drm_client_ops { |
87 | int (*open_channel)(struct tegra_drm_client *client, | |
c88c3630 TR |
88 | struct tegra_drm_context *context); |
89 | void (*close_channel)(struct tegra_drm_context *context); | |
c40f0f1a | 90 | int (*is_addr_reg)(struct device *dev, u32 class, u32 offset); |
0f563a4b | 91 | int (*is_valid_class)(u32 class); |
c88c3630 | 92 | int (*submit)(struct tegra_drm_context *context, |
d43f81cb TB |
93 | struct drm_tegra_submit *args, struct drm_device *drm, |
94 | struct drm_file *file); | |
e09db978 MP |
95 | int (*get_streamid_offset)(struct tegra_drm_client *client, u32 *offset); |
96 | int (*can_use_memory_ctx)(struct tegra_drm_client *client, bool *supported); | |
d43f81cb TB |
97 | }; |
98 | ||
c40f0f1a TR |
99 | int tegra_drm_submit(struct tegra_drm_context *context, |
100 | struct drm_tegra_submit *args, struct drm_device *drm, | |
101 | struct drm_file *file); | |
102 | ||
53fa7f72 TR |
103 | struct tegra_drm_client { |
104 | struct host1x_client base; | |
776dc384 | 105 | struct list_head list; |
8e5d19c6 | 106 | struct tegra_drm *drm; |
e0f2977c | 107 | struct host1x_channel *shared_channel; |
d43f81cb | 108 | |
e0f2977c | 109 | /* Set by driver */ |
f3b3cfcc | 110 | unsigned int version; |
53fa7f72 | 111 | const struct tegra_drm_client_ops *ops; |
d8f4a9ed TR |
112 | }; |
113 | ||
53fa7f72 | 114 | static inline struct tegra_drm_client * |
776dc384 | 115 | host1x_to_drm_client(struct host1x_client *client) |
53fa7f72 TR |
116 | { |
117 | return container_of(client, struct tegra_drm_client, base); | |
118 | } | |
119 | ||
688c59af TR |
120 | int tegra_drm_register_client(struct tegra_drm *tegra, |
121 | struct tegra_drm_client *client); | |
122 | int tegra_drm_unregister_client(struct tegra_drm *tegra, | |
123 | struct tegra_drm_client *client); | |
7edd7961 | 124 | int host1x_client_iommu_attach(struct host1x_client *client); |
aacdf198 | 125 | void host1x_client_iommu_detach(struct host1x_client *client); |
776dc384 | 126 | |
688c59af TR |
127 | int tegra_drm_init(struct tegra_drm *tegra, struct drm_device *drm); |
128 | int tegra_drm_exit(struct tegra_drm *tegra); | |
d8f4a9ed | 129 | |
ad926015 MP |
130 | void *tegra_drm_alloc(struct tegra_drm *tegra, size_t size, dma_addr_t *iova); |
131 | void tegra_drm_free(struct tegra_drm *tegra, size_t size, void *virt, | |
132 | dma_addr_t iova); | |
133 | ||
fb83be88 HV |
134 | struct cec_notifier; |
135 | ||
d8f4a9ed TR |
136 | struct tegra_output { |
137 | struct device_node *of_node; | |
138 | struct device *dev; | |
139 | ||
f00b9dd5 | 140 | struct drm_bridge *bridge; |
9be7d864 | 141 | struct drm_panel *panel; |
d8f4a9ed TR |
142 | struct i2c_adapter *ddc; |
143 | const struct edid *edid; | |
f25d0a68 | 144 | struct cec_notifier *cec; |
d8f4a9ed | 145 | unsigned int hpd_irq; |
bbad6407 | 146 | struct gpio_desc *hpd_gpio; |
d8f4a9ed TR |
147 | |
148 | struct drm_encoder encoder; | |
149 | struct drm_connector connector; | |
150 | }; | |
151 | ||
152 | static inline struct tegra_output *encoder_to_output(struct drm_encoder *e) | |
153 | { | |
154 | return container_of(e, struct tegra_output, encoder); | |
155 | } | |
156 | ||
157 | static inline struct tegra_output *connector_to_output(struct drm_connector *c) | |
158 | { | |
159 | return container_of(c, struct tegra_output, connector); | |
160 | } | |
161 | ||
d8f4a9ed | 162 | /* from output.c */ |
688c59af | 163 | int tegra_output_probe(struct tegra_output *output); |
328ec69e | 164 | void tegra_output_remove(struct tegra_output *output); |
688c59af | 165 | int tegra_output_init(struct drm_device *drm, struct tegra_output *output); |
328ec69e | 166 | void tegra_output_exit(struct tegra_output *output); |
c57997bc TR |
167 | void tegra_output_find_possible_crtcs(struct tegra_output *output, |
168 | struct drm_device *drm); | |
fd67e9c6 TR |
169 | int tegra_output_suspend(struct tegra_output *output); |
170 | int tegra_output_resume(struct tegra_output *output); | |
d8f4a9ed | 171 | |
132085d8 | 172 | int tegra_output_connector_get_modes(struct drm_connector *connector); |
132085d8 TR |
173 | enum drm_connector_status |
174 | tegra_output_connector_detect(struct drm_connector *connector, bool force); | |
175 | void tegra_output_connector_destroy(struct drm_connector *connector); | |
176 | ||
6b6b6042 | 177 | /* from dpaux.c */ |
9542c237 TR |
178 | struct drm_dp_aux *drm_dp_aux_find_by_of_node(struct device_node *np); |
179 | enum drm_connector_status drm_dp_aux_detect(struct drm_dp_aux *aux); | |
180 | int drm_dp_aux_attach(struct drm_dp_aux *aux, struct tegra_output *output); | |
181 | int drm_dp_aux_detach(struct drm_dp_aux *aux); | |
182 | int drm_dp_aux_enable(struct drm_dp_aux *aux); | |
183 | int drm_dp_aux_disable(struct drm_dp_aux *aux); | |
6b6b6042 | 184 | |
d8f4a9ed | 185 | /* from fb.c */ |
de2ba664 AM |
186 | struct tegra_bo *tegra_fb_get_plane(struct drm_framebuffer *framebuffer, |
187 | unsigned int index); | |
db7fbdfd | 188 | bool tegra_fb_is_bottom_up(struct drm_framebuffer *framebuffer); |
c134f019 TR |
189 | int tegra_fb_get_tiling(struct drm_framebuffer *framebuffer, |
190 | struct tegra_bo_tiling *tiling); | |
f9914214 TR |
191 | struct drm_framebuffer *tegra_fb_create(struct drm_device *drm, |
192 | struct drm_file *file, | |
1eb83451 | 193 | const struct drm_mode_fb_cmd2 *cmd); |
e2215321 | 194 | int tegra_drm_fb_prepare(struct drm_device *drm); |
1d1e6fe9 | 195 | void tegra_drm_fb_free(struct drm_device *drm); |
688c59af TR |
196 | int tegra_drm_fb_init(struct drm_device *drm); |
197 | void tegra_drm_fb_exit(struct drm_device *drm); | |
d8f4a9ed | 198 | |
c4755fb9 | 199 | extern struct platform_driver tegra_display_hub_driver; |
776dc384 TR |
200 | extern struct platform_driver tegra_dc_driver; |
201 | extern struct platform_driver tegra_hdmi_driver; | |
473112e4 | 202 | extern struct platform_driver tegra_dsi_driver; |
6b6b6042 | 203 | extern struct platform_driver tegra_dpaux_driver; |
473112e4 | 204 | extern struct platform_driver tegra_sor_driver; |
776dc384 | 205 | extern struct platform_driver tegra_gr2d_driver; |
5f60ed0d | 206 | extern struct platform_driver tegra_gr3d_driver; |
0ae797a8 | 207 | extern struct platform_driver tegra_vic_driver; |
46f226c9 | 208 | extern struct platform_driver tegra_nvdec_driver; |
d8f4a9ed | 209 | |
4231c6b0 | 210 | #endif /* HOST1X_DRM_H */ |