diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/dispnv04/i2c')
3 files changed, 371 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/dispnv04/i2c/ch7006.h b/drivers/gpu/drm/nouveau/include/dispnv04/i2c/ch7006.h new file mode 100644 index 000000000000..1a6fa405f85b --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/dispnv04/i2c/ch7006.h @@ -0,0 +1,87 @@ +/* + * Copyright (C) 2009 Francisco Jerez. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef __NOUVEAU_I2C_CH7006_H__ +#define __NOUVEAU_I2C_CH7006_H__ + +/** + * struct ch7006_encoder_params + * + * Describes how the ch7006 is wired up with the GPU. It should be + * used as the @params parameter of its @set_config method. + * + * See "http://www.chrontel.com/pdf/7006.pdf" for their precise + * meaning. + */ +struct ch7006_encoder_params { + /* private: FIXME: document the members */ + enum { + CH7006_FORMAT_RGB16 = 0, + CH7006_FORMAT_YCrCb24m16, + CH7006_FORMAT_RGB24m16, + CH7006_FORMAT_RGB15, + CH7006_FORMAT_RGB24m12C, + CH7006_FORMAT_RGB24m12I, + CH7006_FORMAT_RGB24m8, + CH7006_FORMAT_RGB16m8, + CH7006_FORMAT_RGB15m8, + CH7006_FORMAT_YCrCb24m8, + } input_format; + + enum { + CH7006_CLOCK_SLAVE = 0, + CH7006_CLOCK_MASTER, + } clock_mode; + + enum { + CH7006_CLOCK_EDGE_NEG = 0, + CH7006_CLOCK_EDGE_POS, + } clock_edge; + + int xcm, pcm; + + enum { + CH7006_SYNC_SLAVE = 0, + CH7006_SYNC_MASTER, + } sync_direction; + + enum { + CH7006_SYNC_SEPARATED = 0, + CH7006_SYNC_EMBEDDED, + } sync_encoding; + + enum { + CH7006_POUT_1_8V = 0, + CH7006_POUT_3_3V, + } pout_level; + + enum { + CH7006_ACTIVE_HSYNC = 0, + CH7006_ACTIVE_DSTART, + } active_detect; +}; + +#endif diff --git a/drivers/gpu/drm/nouveau/include/dispnv04/i2c/encoder_i2c.h b/drivers/gpu/drm/nouveau/include/dispnv04/i2c/encoder_i2c.h new file mode 100644 index 000000000000..31334aa90781 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/dispnv04/i2c/encoder_i2c.h @@ -0,0 +1,220 @@ +/* + * Copyright (C) 2009 Francisco Jerez. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef __NOUVEAU_ENCODER_I2C_H__ +#define __NOUVEAU_ENCODER_I2C_H__ + +#include <linux/i2c.h> + +#include <drm/drm_crtc.h> +#include <drm/drm_encoder.h> + +/** + * struct nouveau_i2c_encoder_funcs - Entry points exposed by a I2C encoder driver + * + * Most of its members are analogous to the function pointers in + * &drm_encoder_helper_funcs and they can optionally be used to + * initialize the latter. Connector-like methods (e.g. @get_modes and + * @set_property) will typically be wrapped around and only be called + * if the encoder is the currently selected one for the connector. + */ +struct nouveau_i2c_encoder_funcs { + /** + * @set_config: Initialize any encoder-specific modesetting parameters. + * The meaning of the @params parameter is implementation dependent. It + * will usually be a structure with DVO port data format settings or + * timings. It's not required for the new parameters to take effect + * until the next mode is set. + */ + void (*set_config)(struct drm_encoder *encoder, + void *params); + + /** + * @destroy: Analogous to &drm_encoder_funcs @destroy callback. + */ + void (*destroy)(struct drm_encoder *encoder); + + /** + * @dpms: Analogous to &drm_encoder_helper_funcs @dpms callback. + */ + void (*dpms)(struct drm_encoder *encoder, int mode); + + /** + * @save: Save state. Wrapped by nouveau_i2c_encoder_save(). + */ + void (*save)(struct drm_encoder *encoder); + + /** + * @restore: Restore state. Wrapped by nouveau_i2c_encoder_restore(). + */ + void (*restore)(struct drm_encoder *encoder); + + /** + * @mode_fixup: Analogous to &drm_encoder_helper_funcs @mode_fixup + * callback. Wrapped by nouveau_i2c_encoder_mode_fixup(). + */ + bool (*mode_fixup)(struct drm_encoder *encoder, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); + + /** + * @mode_valid: Analogous to &drm_encoder_helper_funcs @mode_valid. + */ + int (*mode_valid)(struct drm_encoder *encoder, + const struct drm_display_mode *mode); + /** + * @mode_set: Analogous to &drm_encoder_helper_funcs @mode_set + * callback. + */ + void (*mode_set)(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); + + /** + * @detect: Analogous to &drm_encoder_helper_funcs @detect + * callback. Wrapped by nouveau_i2c_encoder_detect(). + */ + enum drm_connector_status (*detect)(struct drm_encoder *encoder, + struct drm_connector *connector); + /** + * @get_modes: Get modes. + */ + int (*get_modes)(struct drm_encoder *encoder, + struct drm_connector *connector); + /** + * @create_resources: Create resources. + */ + int (*create_resources)(struct drm_encoder *encoder, + struct drm_connector *connector); + /** + * @set_property: Set property. + */ + int (*set_property)(struct drm_encoder *encoder, + struct drm_connector *connector, + struct drm_property *property, + uint64_t val); +}; + +/** + * struct nouveau_i2c_encoder - I2C encoder struct + * + * A &nouveau_i2c_encoder has two sets of callbacks, @encoder_i2c_funcs and the + * ones in @base. The former are never actually called by the common + * CRTC code, it's just a convenience for splitting the encoder + * functions in an upper, GPU-specific layer and a (hopefully) + * GPU-agnostic lower layer: It's the GPU driver responsibility to + * call the nouveau_i2c_encoder methods when appropriate. + * + * nouveau_i2c_encoder_init() provides a way to get an implementation of + * this. + */ +struct nouveau_i2c_encoder { + /** + * @base: DRM encoder object. + */ + struct drm_encoder base; + + /** + * @encoder_i2c_funcs: I2C encoder callbacks. + */ + const struct nouveau_i2c_encoder_funcs *encoder_i2c_funcs; + + /** + * @encoder_i2c_priv: I2C encoder private data. + */ + void *encoder_i2c_priv; + + /** + * @i2c_client: corresponding I2C client structure + */ + struct i2c_client *i2c_client; +}; + +#define to_encoder_i2c(x) container_of((x), struct nouveau_i2c_encoder, base) + +int nouveau_i2c_encoder_init(struct drm_device *dev, + struct nouveau_i2c_encoder *encoder, + struct i2c_adapter *adap, + const struct i2c_board_info *info); + +static inline const struct nouveau_i2c_encoder_funcs * +get_encoder_i2c_funcs(struct drm_encoder *enc) +{ + return to_encoder_i2c(enc)->encoder_i2c_funcs; +} + +/** + * struct nouveau_i2c_encoder_driver + * + * Describes a device driver for an encoder connected to the GPU through an I2C + * bus. + */ +struct nouveau_i2c_encoder_driver { + /** + * @i2c_driver: I2C device driver description. + */ + struct i2c_driver i2c_driver; + + /** + * @encoder_init: Callback to allocate any per-encoder data structures + * and to initialize the @encoder_i2c_funcs and (optionally) @encoder_i2c_priv + * members of @encoder. + */ + int (*encoder_init)(struct i2c_client *client, + struct drm_device *dev, + struct nouveau_i2c_encoder *encoder); + +}; + +#define to_nouveau_i2c_encoder_driver(x) container_of((x), \ + struct nouveau_i2c_encoder_driver, \ + i2c_driver) + +/** + * nouveau_i2c_encoder_get_client - Get the I2C client corresponding to an encoder + * @encoder: The encoder + */ +static inline struct i2c_client *nouveau_i2c_encoder_get_client(struct drm_encoder *encoder) +{ + return to_encoder_i2c(encoder)->i2c_client; +} + +void nouveau_i2c_encoder_destroy(struct drm_encoder *encoder); + +/* + * Wrapper fxns which can be plugged in to drm_encoder_helper_funcs: + */ + +bool nouveau_i2c_encoder_mode_fixup(struct drm_encoder *encoder, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); +enum drm_connector_status nouveau_i2c_encoder_detect(struct drm_encoder *encoder, + struct drm_connector *connector); +void nouveau_i2c_encoder_save(struct drm_encoder *encoder); +void nouveau_i2c_encoder_restore(struct drm_encoder *encoder); + + +#endif diff --git a/drivers/gpu/drm/nouveau/include/dispnv04/i2c/sil164.h b/drivers/gpu/drm/nouveau/include/dispnv04/i2c/sil164.h new file mode 100644 index 000000000000..b86750d7abe1 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/dispnv04/i2c/sil164.h @@ -0,0 +1,64 @@ +/* + * Copyright (C) 2010 Francisco Jerez. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef __NOUVEAU_I2C_SIL164_H__ +#define __NOUVEAU_I2C_SIL164_H__ + +/** + * struct sil164_encoder_params + * + * Describes how the sil164 is connected to the GPU. It should be used + * as the @params parameter of its @set_config method. + * + * See "http://www.siliconimage.com/docs/SiI-DS-0021-E-164.pdf". + */ +struct sil164_encoder_params { + /* private: FIXME: document the members */ + enum { + SIL164_INPUT_EDGE_FALLING = 0, + SIL164_INPUT_EDGE_RISING + } input_edge; + + enum { + SIL164_INPUT_WIDTH_12BIT = 0, + SIL164_INPUT_WIDTH_24BIT + } input_width; + + enum { + SIL164_INPUT_SINGLE_EDGE = 0, + SIL164_INPUT_DUAL_EDGE + } input_dual; + + enum { + SIL164_PLL_FILTER_ON = 0, + SIL164_PLL_FILTER_OFF, + } pll_filter; + + int input_skew; /** < Allowed range [-4, 3], use 0 for no de-skew. */ + int duallink_skew; /** < Allowed range [-4, 3]. */ +}; + +#endif |