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2330 | Serge | 1 | /* |
2 | * Copyright © 2006 Eric Anholt |
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3 | * |
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4 | * Permission to use, copy, modify, distribute, and sell this software and its |
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5 | * documentation for any purpose is hereby granted without fee, provided that |
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6 | * the above copyright notice appear in all copies and that both that copyright |
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7 | * notice and this permission notice appear in supporting documentation, and |
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8 | * that the name of the copyright holders not be used in advertising or |
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9 | * publicity pertaining to distribution of the software without specific, |
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10 | * written prior permission. The copyright holders make no representations |
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11 | * about the suitability of this software for any purpose. It is provided "as |
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12 | * is" without express or implied warranty. |
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13 | * |
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14 | * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
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15 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
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16 | * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
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17 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
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18 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
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19 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
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20 | * OF THIS SOFTWARE. |
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21 | */ |
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22 | |||
23 | #ifndef _INTEL_DVO_H |
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24 | #define _INTEL_DVO_H |
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25 | |||
26 | #include |
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3031 | serge | 27 | #include |
28 | #include |
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2330 | Serge | 29 | #include "intel_drv.h" |
30 | |||
31 | struct intel_dvo_device { |
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32 | const char *name; |
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33 | int type; |
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34 | /* DVOA/B/C output register */ |
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35 | u32 dvo_reg; |
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36 | /* GPIO register used for i2c bus to control this device */ |
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37 | u32 gpio; |
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38 | int slave_addr; |
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39 | |||
40 | const struct intel_dvo_dev_ops *dev_ops; |
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41 | void *dev_priv; |
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42 | struct i2c_adapter *i2c_bus; |
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43 | }; |
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44 | |||
45 | struct intel_dvo_dev_ops { |
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46 | /* |
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47 | * Initialize the device at startup time. |
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48 | * Returns NULL if the device does not exist. |
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49 | */ |
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50 | bool (*init)(struct intel_dvo_device *dvo, |
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51 | struct i2c_adapter *i2cbus); |
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52 | |||
53 | /* |
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54 | * Called to allow the output a chance to create properties after the |
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55 | * RandR objects have been created. |
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56 | */ |
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57 | void (*create_resources)(struct intel_dvo_device *dvo); |
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58 | |||
59 | /* |
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3031 | serge | 60 | * Turn on/off output. |
2330 | Serge | 61 | * |
3031 | serge | 62 | * Because none of our dvo drivers support an intermediate power levels, |
63 | * we don't expose this in the interfac. |
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2330 | Serge | 64 | */ |
3031 | serge | 65 | void (*dpms)(struct intel_dvo_device *dvo, bool enable); |
2330 | Serge | 66 | |
67 | /* |
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68 | * Callback for testing a video mode for a given output. |
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69 | * |
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70 | * This function should only check for cases where a mode can't |
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71 | * be supported on the output specifically, and not represent |
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72 | * generic CRTC limitations. |
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73 | * |
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74 | * \return MODE_OK if the mode is valid, or another MODE_* otherwise. |
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75 | */ |
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76 | int (*mode_valid)(struct intel_dvo_device *dvo, |
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77 | struct drm_display_mode *mode); |
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78 | |||
79 | /* |
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80 | * Callback for preparing mode changes on an output |
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81 | */ |
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82 | void (*prepare)(struct intel_dvo_device *dvo); |
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83 | |||
84 | /* |
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85 | * Callback for committing mode changes on an output |
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86 | */ |
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87 | void (*commit)(struct intel_dvo_device *dvo); |
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88 | |||
89 | /* |
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90 | * Callback for setting up a video mode after fixups have been made. |
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91 | * |
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92 | * This is only called while the output is disabled. The dpms callback |
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93 | * must be all that's necessary for the output, to turn the output on |
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94 | * after this function is called. |
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95 | */ |
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96 | void (*mode_set)(struct intel_dvo_device *dvo, |
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6084 | serge | 97 | const struct drm_display_mode *mode, |
98 | const struct drm_display_mode *adjusted_mode); |
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2330 | Serge | 99 | |
100 | /* |
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101 | * Probe for a connected output, and return detect_status. |
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102 | */ |
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103 | enum drm_connector_status (*detect)(struct intel_dvo_device *dvo); |
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104 | |||
3031 | serge | 105 | /* |
106 | * Probe the current hw status, returning true if the connected output |
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107 | * is active. |
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108 | */ |
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109 | bool (*get_hw_state)(struct intel_dvo_device *dev); |
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110 | |||
2330 | Serge | 111 | /** |
112 | * Query the device for the modes it provides. |
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113 | * |
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114 | * This function may also update MonInfo, mm_width, and mm_height. |
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115 | * |
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116 | * \return singly-linked list of modes or NULL if no modes found. |
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117 | */ |
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118 | struct drm_display_mode *(*get_modes)(struct intel_dvo_device *dvo); |
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119 | |||
120 | /** |
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121 | * Clean up driver-specific bits of the output |
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122 | */ |
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123 | void (*destroy) (struct intel_dvo_device *dvo); |
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124 | |||
125 | /** |
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126 | * Debugging hook to dump device registers to log file |
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127 | */ |
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128 | void (*dump_regs)(struct intel_dvo_device *dvo); |
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129 | }; |
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130 | |||
131 | extern struct intel_dvo_dev_ops sil164_ops; |
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132 | extern struct intel_dvo_dev_ops ch7xxx_ops; |
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133 | extern struct intel_dvo_dev_ops ivch_ops; |
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134 | extern struct intel_dvo_dev_ops tfp410_ops; |
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135 | extern struct intel_dvo_dev_ops ch7017_ops; |
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3031 | serge | 136 | extern struct intel_dvo_dev_ops ns2501_ops; |
2330 | Serge | 137 | |
138 | #endif /* _INTEL_DVO_H */ |