diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-09 19:50:49 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-09 19:50:49 -0800 |
commit | 3e7468313758913c5e4d372f35b271b96bad1298 (patch) | |
tree | eb612d252a9e2349a1173451cd779beebd18a33e /drivers/media/common/ir-functions.c | |
parent | 6825fbc4cb219f2c98bb7d157915d797cf5cb823 (diff) | |
parent | e97f4677961f68e29bd906022ebf60a6df7f530a (diff) |
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (345 commits)
V4L/DVB (13542): ir-keytable: Allow dynamic table change
V4L/DVB (13541): atbm8830: replace 64-bit division and floating point usage
V4L/DVB (13540): ir-common: Cleanup get key evdev code
V4L/DVB (13539): ir-common: add __func__ for debug messages
V4L/DVB (13538): ir-common: Use a dynamic keycode table
V4L/DVB (13537): ir: Prepare the code for dynamic keycode table allocation
V4L/DVB (13536): em28xx: Use the full RC5 code on HVR-950 Remote Controller
V4L/DVB (13535): ir-common: Add a hauppauge new table with the complete RC5 code
V4L/DVB (13534): ir-common: Remove some unused fields/structs
V4L/DVB (13533): ir: use dynamic tables, instead of static ones
V4L/DVB (13532): ir-common: Add infrastructure to use a dynamic keycode table
V4L/DVB (13531): ir-common: rename the debug routine to allow exporting it
V4L/DVB (13458): go7007: subdev conversion
V4L/DVB (13457): s2250: subdev conversion
V4L/DVB (13456): s2250: Change module structure
V4L/DVB (13528): em28xx: add support for em2800 VC211A card
em28xx: don't reduce scale to half size for em2800
em28xx: don't load audio modules when AC97 is mis-detected
em28xx: em2800 chips support max width of 640
V4L/DVB (13523): dvb-bt8xx: fix compile warning
...
Fix up trivial conflicts due to spelling fixes from the trivial tree in
Documentation/video4linux/gspca.txt
drivers/media/video/cx18/cx18-mailbox.h
Diffstat (limited to 'drivers/media/common/ir-functions.c')
-rw-r--r-- | drivers/media/common/ir-functions.c | 71 |
1 files changed, 31 insertions, 40 deletions
diff --git a/drivers/media/common/ir-functions.c b/drivers/media/common/ir-functions.c index abd4791acb0..e616f624cea 100644 --- a/drivers/media/common/ir-functions.c +++ b/drivers/media/common/ir-functions.c @@ -34,22 +34,19 @@ static int repeat = 1; module_param(repeat, int, 0444); MODULE_PARM_DESC(repeat,"auto-repeat for IR keys (default: on)"); -static int debug; /* debug level (0,1,2) */ -module_param(debug, int, 0644); - -#define dprintk(level, fmt, arg...) if (debug >= level) \ - printk(KERN_DEBUG fmt , ## arg) +int media_ir_debug; /* media_ir_debug level (0,1,2) */ +module_param_named(debug, media_ir_debug, int, 0644); /* -------------------------------------------------------------------------- */ static void ir_input_key_event(struct input_dev *dev, struct ir_input_state *ir) { if (KEY_RESERVED == ir->keycode) { - printk(KERN_INFO "%s: unknown key: key=0x%02x raw=0x%02x down=%d\n", - dev->name,ir->ir_key,ir->ir_raw,ir->keypressed); + printk(KERN_INFO "%s: unknown key: key=0x%02x down=%d\n", + dev->name, ir->ir_key, ir->keypressed); return; } - dprintk(1,"%s: key event code=%d down=%d\n", + IR_dprintk(1,"%s: key event code=%d down=%d\n", dev->name,ir->keycode,ir->keypressed); input_report_key(dev,ir->keycode,ir->keypressed); input_sync(dev); @@ -57,39 +54,34 @@ static void ir_input_key_event(struct input_dev *dev, struct ir_input_state *ir) /* -------------------------------------------------------------------------- */ -void ir_input_init(struct input_dev *dev, struct ir_input_state *ir, +int ir_input_init(struct input_dev *dev, struct ir_input_state *ir, int ir_type, struct ir_scancode_table *ir_codes) { - int i; - ir->ir_type = ir_type; - memset(ir->ir_codes, 0, sizeof(ir->ir_codes)); + ir->keytable.size = ir_roundup_tablesize(ir_codes->size); + ir->keytable.scan = kzalloc(ir->keytable.size * + sizeof(struct ir_scancode), GFP_KERNEL); + if (!ir->keytable.scan) + return -ENOMEM; - /* - * FIXME: This is a temporary workaround to use the new IR tables - * with the old approach. Later patches will replace this to a - * proper method - */ + IR_dprintk(1, "Allocated space for %d keycode entries (%zd bytes)\n", + ir->keytable.size, + ir->keytable.size * sizeof(ir->keytable.scan)); - if (ir_codes) - for (i = 0; i < ir_codes->size; i++) - if (ir_codes->scan[i].scancode < IR_KEYTAB_SIZE) - ir->ir_codes[ir_codes->scan[i].scancode] = ir_codes->scan[i].keycode; + ir_copy_table(&ir->keytable, ir_codes); + ir_set_keycode_table(dev, &ir->keytable); - dev->keycode = ir->ir_codes; - dev->keycodesize = sizeof(IR_KEYTAB_TYPE); - dev->keycodemax = IR_KEYTAB_SIZE; - for (i = 0; i < IR_KEYTAB_SIZE; i++) - set_bit(ir->ir_codes[i], dev->keybit); clear_bit(0, dev->keybit); - set_bit(EV_KEY, dev->evbit); if (repeat) set_bit(EV_REP, dev->evbit); + + return 0; } EXPORT_SYMBOL_GPL(ir_input_init); + void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir) { if (ir->keypressed) { @@ -100,9 +92,9 @@ void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir) EXPORT_SYMBOL_GPL(ir_input_nokey); void ir_input_keydown(struct input_dev *dev, struct ir_input_state *ir, - u32 ir_key, u32 ir_raw) + u32 ir_key) { - u32 keycode = IR_KEYCODE(ir->ir_codes, ir_key); + u32 keycode = ir_g_keycode_from_table(dev, ir_key); if (ir->keypressed && ir->keycode != keycode) { ir->keypressed = 0; @@ -110,7 +102,6 @@ void ir_input_keydown(struct input_dev *dev, struct ir_input_state *ir, } if (!ir->keypressed) { ir->ir_key = ir_key; - ir->ir_raw = ir_raw; ir->keycode = keycode; ir->keypressed = 1; ir_input_key_event(dev,ir); @@ -275,7 +266,7 @@ EXPORT_SYMBOL_GPL(ir_decode_biphase); * saa7134 */ /* decode raw bit pattern to RC5 code */ -static u32 ir_rc5_decode(unsigned int code) +u32 ir_rc5_decode(unsigned int code) { unsigned int org_code = code; unsigned int pair; @@ -295,15 +286,16 @@ static u32 ir_rc5_decode(unsigned int code) rc5 |= 1; break; case 3: - dprintk(1, "ir-common: ir_rc5_decode(%x) bad code\n", org_code); + IR_dprintk(1, "ir-common: ir_rc5_decode(%x) bad code\n", org_code); return 0; } } - dprintk(1, "ir-common: code=%x, rc5=%x, start=%x, toggle=%x, address=%x, " + IR_dprintk(1, "ir-common: code=%x, rc5=%x, start=%x, toggle=%x, address=%x, " "instr=%x\n", rc5, org_code, RC5_START(rc5), RC5_TOGGLE(rc5), RC5_ADDR(rc5), RC5_INSTR(rc5)); return rc5; } +EXPORT_SYMBOL_GPL(ir_rc5_decode); void ir_rc5_timer_end(unsigned long data) { @@ -330,20 +322,20 @@ void ir_rc5_timer_end(unsigned long data) /* Allow some timer jitter (RC5 is ~24ms anyway so this is ok) */ if (gap < 28000) { - dprintk(1, "ir-common: spurious timer_end\n"); + IR_dprintk(1, "ir-common: spurious timer_end\n"); return; } if (ir->last_bit < 20) { /* ignore spurious codes (caused by light/other remotes) */ - dprintk(1, "ir-common: short code: %x\n", ir->code); + IR_dprintk(1, "ir-common: short code: %x\n", ir->code); } else { ir->code = (ir->code << ir->shift_by) | 1; rc5 = ir_rc5_decode(ir->code); /* two start bits? */ if (RC5_START(rc5) != ir->start) { - dprintk(1, "ir-common: rc5 start bits invalid: %u\n", RC5_START(rc5)); + IR_dprintk(1, "ir-common: rc5 start bits invalid: %u\n", RC5_START(rc5)); /* right address? */ } else if (RC5_ADDR(rc5) == ir->addr) { @@ -353,11 +345,10 @@ void ir_rc5_timer_end(unsigned long data) /* Good code, decide if repeat/repress */ if (toggle != RC5_TOGGLE(ir->last_rc5) || instr != RC5_INSTR(ir->last_rc5)) { - dprintk(1, "ir-common: instruction %x, toggle %x\n", instr, + IR_dprintk(1, "ir-common: instruction %x, toggle %x\n", instr, toggle); ir_input_nokey(ir->dev, &ir->ir); - ir_input_keydown(ir->dev, &ir->ir, instr, - instr); + ir_input_keydown(ir->dev, &ir->ir, instr); } /* Set/reset key-up timer */ @@ -376,7 +367,7 @@ void ir_rc5_timer_keyup(unsigned long data) { struct card_ir *ir = (struct card_ir *)data; - dprintk(1, "ir-common: key released\n"); + IR_dprintk(1, "ir-common: key released\n"); ir_input_nokey(ir->dev, &ir->ir); } EXPORT_SYMBOL_GPL(ir_rc5_timer_keyup); |