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Subject[PATCH 7/7] adding common used headers
    adding common used headers

tunerchip.h:
just contains an internal used struct which can be used for
setting up a tuner frontend.
commit f67a44d14a847e3fcc4fd74d1660666535c26905
Author: Markus Rechberger <mrechberger@sundtek.de>
Date: Wed Oct 22 22:14:17 2008 +0200

adding common used headers

tunerchip.h:
just contains an internal used struct which can be used for setting up a tuner frontend.

Signed-off-by: Markus Rechberger <mrechberger@sundtek.de>

diff --git a/drivers/media/video/empia/include/tunerchip.h b/drivers/media/video/empia/include/tunerchip.h
new file mode 100644
index 0000000..75ba8e6
--- /dev/null
+++ b/drivers/media/video/empia/include/tunerchip.h
@@ -0,0 +1,32 @@
+#ifndef _TUNER_CHIP_H
+#define _TUNER_CHIP_H
+
+struct tuner_module {
+ void *priv;
+ int (*tuner_cmd)(struct tuner_module *client, unsigned int cmd, void *data);
+ int (*shutdown)(struct tuner_module *client);
+ int (*set_frequency)(struct tuner_module *client, unsigned long frequency_in_hz);
+ int (*get_frequency_error)(struct tuner_module *client, long *frequency_error_mhz);
+ int (*get_lock_status)(struct tuner_module *client, unsigned short int *lock_status);
+ int (*get_version)(struct tuner_module *client, unsigned char* hw_majorversion, unsigned char* hw_minorversion, unsigned char* fw_majorversion, unsigned char* fw_minorversion);
+ int (*full_scan)(struct tuner_module *client, unsigned int freq_min, unsigned int freq_max, int freq_list_size, unsigned int *freq_list, int *nb_freq_found );
+ void (*release)(struct tuner_module *client);
+};
+
+#define tuner_chip_detach(MOD) if(MOD) { \
+ MOD->release(MOD); \
+ symbol_put_addr(MOD->release); \
+ }
+
+#define tuner_chip_attach(FUNCTION, ARGS...) ({ \
+ struct tuner_module *mod = NULL; \
+ typeof(&FUNCTION) __a = symbol_request(FUNCTION); \
+ if (__a) { \
+ mod=__a(ARGS); \
+ if (mod == 0) \
+ symbol_put(__a); \
+ } \
+ mod; \
+})
+
+#endif
\
 
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