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| 4560 | Serge | 1 | /* |
| 2 | * Copyright © 2013 Intel Corporation |
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| 3 | * |
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| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 5 | * copy of this software and associated documentation files (the "Software"), |
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| 6 | * to deal in the Software without restriction, including without limitation |
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| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 9 | * Software is furnished to do so, subject to the following conditions: |
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| 10 | * |
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| 11 | * The above copyright notice and this permission notice (including the next |
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| 12 | * paragraph) shall be included in all copies or substantial portions of the |
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| 13 | * Software. |
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| 14 | * |
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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| 21 | * DEALINGS IN THE SOFTWARE. |
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| 22 | * |
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| 23 | * Author: Jani Nikula |
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| 24 | */ |
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| 25 | |||
| 26 | #ifndef _INTEL_DSI_DSI_H |
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| 27 | #define _INTEL_DSI_DSI_H |
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| 28 | |||
| 29 | #include |
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| 30 | #include |
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| 31 | #include |
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| 32 | #include "i915_drv.h" |
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| 33 | #include "intel_drv.h" |
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| 34 | #include "intel_dsi.h" |
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| 35 | |||
| 36 | void dsi_hs_mode_enable(struct intel_dsi *intel_dsi, bool enable); |
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| 37 | |||
| 38 | int dsi_vc_dcs_write(struct intel_dsi *intel_dsi, int channel, |
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| 39 | const u8 *data, int len); |
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| 40 | |||
| 41 | int dsi_vc_generic_write(struct intel_dsi *intel_dsi, int channel, |
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| 42 | const u8 *data, int len); |
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| 43 | |||
| 44 | int dsi_vc_dcs_read(struct intel_dsi *intel_dsi, int channel, u8 dcs_cmd, |
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| 45 | u8 *buf, int buflen); |
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| 46 | |||
| 47 | int dsi_vc_generic_read(struct intel_dsi *intel_dsi, int channel, |
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| 48 | u8 *reqdata, int reqlen, u8 *buf, int buflen); |
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| 49 | |||
| 50 | int dpi_send_cmd(struct intel_dsi *intel_dsi, u32 cmd); |
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| 51 | |||
| 52 | /* XXX: questionable write helpers */ |
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| 53 | static inline int dsi_vc_dcs_write_0(struct intel_dsi *intel_dsi, |
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| 54 | int channel, u8 dcs_cmd) |
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| 55 | { |
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| 56 | return dsi_vc_dcs_write(intel_dsi, channel, &dcs_cmd, 1); |
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| 57 | } |
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| 58 | |||
| 59 | static inline int dsi_vc_dcs_write_1(struct intel_dsi *intel_dsi, |
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| 60 | int channel, u8 dcs_cmd, u8 param) |
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| 61 | { |
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| 62 | u8 buf[2] = { dcs_cmd, param }; |
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| 63 | return dsi_vc_dcs_write(intel_dsi, channel, buf, 2); |
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| 64 | } |
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| 65 | |||
| 66 | static inline int dsi_vc_generic_write_0(struct intel_dsi *intel_dsi, |
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| 67 | int channel) |
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| 68 | { |
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| 69 | return dsi_vc_generic_write(intel_dsi, channel, NULL, 0); |
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| 70 | } |
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| 71 | |||
| 72 | static inline int dsi_vc_generic_write_1(struct intel_dsi *intel_dsi, |
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| 73 | int channel, u8 param) |
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| 74 | { |
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| 75 | return dsi_vc_generic_write(intel_dsi, channel, ¶m, 1); |
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| 76 | } |
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| 77 | |||
| 78 | static inline int dsi_vc_generic_write_2(struct intel_dsi *intel_dsi, |
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| 79 | int channel, u8 param1, u8 param2) |
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| 80 | { |
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| 81 | u8 buf[2] = { param1, param2 }; |
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| 82 | return dsi_vc_generic_write(intel_dsi, channel, buf, 2); |
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| 83 | } |
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| 84 | |||
| 85 | /* XXX: questionable read helpers */ |
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| 86 | static inline int dsi_vc_generic_read_0(struct intel_dsi *intel_dsi, |
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| 87 | int channel, u8 *buf, int buflen) |
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| 88 | { |
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| 89 | return dsi_vc_generic_read(intel_dsi, channel, NULL, 0, buf, buflen); |
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| 90 | } |
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| 91 | |||
| 92 | static inline int dsi_vc_generic_read_1(struct intel_dsi *intel_dsi, |
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| 93 | int channel, u8 param, u8 *buf, |
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| 94 | int buflen) |
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| 95 | { |
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| 96 | return dsi_vc_generic_read(intel_dsi, channel, ¶m, 1, buf, buflen); |
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| 97 | } |
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| 98 | |||
| 99 | static inline int dsi_vc_generic_read_2(struct intel_dsi *intel_dsi, |
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| 100 | int channel, u8 param1, u8 param2, |
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| 101 | u8 *buf, int buflen) |
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| 102 | { |
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| 103 | u8 req[2] = { param1, param2 }; |
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| 104 | |||
| 105 | return dsi_vc_generic_read(intel_dsi, channel, req, 2, buf, buflen); |
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| 106 | } |
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| 107 | |||
| 108 | |||
| 109 | #endif /* _INTEL_DSI_DSI_H */ |