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Rev | Author | Line No. | Line |
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1221 | serge | 1 | #ifndef _LINUX_FIRMWARE_H |
2 | #define _LINUX_FIRMWARE_H |
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3 | |||
4 | #include |
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5 | #include |
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6 | //#include |
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7 | |||
8 | #define FW_ACTION_NOHOTPLUG 0 |
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9 | #define FW_ACTION_HOTPLUG 1 |
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10 | |||
11 | struct firmware { |
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12 | size_t size; |
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13 | const u8 *data; |
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14 | }; |
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15 | |||
16 | struct device; |
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17 | |||
18 | struct builtin_fw { |
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19 | char *name; |
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20 | void *data; |
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21 | unsigned long size; |
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22 | }; |
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23 | |||
24 | /* We have to play tricks here much like stringify() to get the |
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25 | __COUNTER__ macro to be expanded as we want it */ |
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26 | #define __fw_concat1(x, y) x##y |
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27 | #define __fw_concat(x, y) __fw_concat1(x, y) |
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28 | |||
29 | #define DECLARE_BUILTIN_FIRMWARE(name, blob) \ |
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30 | DECLARE_BUILTIN_FIRMWARE_SIZE(name, &(blob), sizeof(blob)) |
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31 | |||
32 | #define DECLARE_BUILTIN_FIRMWARE_SIZE(name, blob, size) \ |
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33 | static const struct builtin_fw __fw_concat(__builtin_fw,__COUNTER__) \ |
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34 | __used __section(.builtin_fw) = { name, blob, size } |
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35 | |||
36 | #if defined(CONFIG_FW_LOADER) || (defined(CONFIG_FW_LOADER_MODULE) && defined(MODULE)) |
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37 | int request_firmware(const struct firmware **fw, const char *name, |
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38 | struct device *device); |
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39 | int request_firmware_nowait( |
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40 | struct module *module, int uevent, |
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41 | const char *name, struct device *device, void *context, |
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42 | void (*cont)(const struct firmware *fw, void *context)); |
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43 | |||
44 | void release_firmware(const struct firmware *fw); |
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45 | #else |
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46 | static inline int request_firmware(const struct firmware **fw, |
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47 | const char *name, |
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48 | struct device *device) |
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49 | { |
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50 | return -EINVAL; |
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51 | } |
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52 | static inline int request_firmware_nowait( |
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53 | struct module *module, int uevent, |
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54 | const char *name, struct device *device, void *context, |
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55 | void (*cont)(const struct firmware *fw, void *context)) |
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56 | { |
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57 | return -EINVAL; |
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58 | } |
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59 | |||
60 | static inline void release_firmware(const struct firmware *fw) |
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61 | { |
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62 | } |
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63 | #endif |
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64 | |||
65 | #endif |