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authorHermann Pitton <hermann-pitton@arcor.de>2006-12-08 03:45:28 +0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2007-02-21 18:34:12 +0300
commit9160723ed620f31bf38332dee02041b1cb4c9967 (patch)
tree1e2bbbb78b98d9c21a769634f908874f79cbc7ba /include/media
parentc8f71b01a50597e298dc3214a2f2be7b8d31170c (diff)
downloadlinux-9160723ed620f31bf38332dee02041b1cb4c9967.tar.xz
V4L/DVB (4961): Add support for the ASUS P7131 remote control
Besides adding the board specific code, this patch moves the RC5 decoding code from bt8xx to ir-functions.c to make it available for all drivers. Signed-off-by: Marc Fargas <telenieko.telenieko.com> Signed-off-by: Hermann Pitton <hermann-pitton@arcor.de> Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'include/media')
-rw-r--r--include/media/ir-common.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/include/media/ir-common.h b/include/media/ir-common.h
index 4bb0ad810179..c60a30997973 100644
--- a/include/media/ir-common.h
+++ b/include/media/ir-common.h
@@ -36,6 +36,14 @@
#define IR_KEYCODE(tab,code) (((unsigned)code < IR_KEYTAB_SIZE) \
? tab[code] : KEY_RESERVED)
+extern int ir_rc5_remote_gap;
+extern int ir_rc5_key_timeout;
+
+#define RC5_START(x) (((x)>>12)&3)
+#define RC5_TOGGLE(x) (((x)>>11)&1)
+#define RC5_ADDR(x) (((x)>>6)&31)
+#define RC5_INSTR(x) ((x)&63)
+
struct ir_input_state {
/* configuration */
int ir_type;
@@ -48,6 +56,40 @@ struct ir_input_state {
int keypressed; /* current state */
};
+/* this was saa7134_ir and bttv_ir, moved here for
+ * rc5 decoding. */
+struct card_ir {
+ struct input_dev *dev;
+ struct ir_input_state ir;
+ char name[32];
+ char phys[32];
+
+ /* Usual gpio signalling */
+
+ u32 mask_keycode;
+ u32 mask_keydown;
+ u32 mask_keyup;
+ u32 polling;
+ u32 last_gpio;
+ int shift_by;
+ int start; // What should RC5_START() be
+ int addr; // What RC5_ADDR() should be.
+ int rc5_key_timeout;
+ int rc5_remote_gap;
+ struct work_struct work;
+ struct timer_list timer;
+
+ /* RC5 gpio */
+ u32 rc5_gpio;
+ struct timer_list timer_end; /* timer_end for code completion */
+ struct timer_list timer_keyup; /* timer_end for key release */
+ u32 last_rc5; /* last good rc5 code */
+ u32 last_bit; /* last raw bit seen */
+ u32 code; /* raw code under construction */
+ struct timeval base_time; /* time of last seen code */
+ int active; /* building raw code */
+};
+
void ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
int ir_type, IR_KEYTAB_TYPE *ir_codes);
void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir);
@@ -58,6 +100,10 @@ int ir_dump_samples(u32 *samples, int count);
int ir_decode_biphase(u32 *samples, int count, int low, int high);
int ir_decode_pulsedistance(u32 *samples, int count, int low, int high);
+u32 ir_rc5_decode(unsigned int code);
+void ir_rc5_timer_end(unsigned long data);
+void ir_rc5_timer_keyup(unsigned long data);
+
/* Keymaps to be used by other modules */
extern IR_KEYTAB_TYPE ir_codes_empty[IR_KEYTAB_SIZE];
@@ -94,6 +140,7 @@ extern IR_KEYTAB_TYPE ir_codes_npgtech[IR_KEYTAB_SIZE];
extern IR_KEYTAB_TYPE ir_codes_norwood[IR_KEYTAB_SIZE];
extern IR_KEYTAB_TYPE ir_codes_proteus_2309[IR_KEYTAB_SIZE];
extern IR_KEYTAB_TYPE ir_codes_budget_ci_old[IR_KEYTAB_SIZE];
+extern IR_KEYTAB_TYPE ir_codes_asus_pc39[IR_KEYTAB_SIZE];
#endif