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authorJarod Wilson <jarod@redhat.com>2010-10-12 09:41:27 -0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-10-20 23:18:37 -0400
commitb768d47eb6e467b198351c0344e2e3e49c45c476 (patch)
treef4c258548bf4e8999742c697cffdca985a02eae7 /drivers/media/IR
parent4fc215430f6764f3e30bdf86bc2a46ab2e0c4404 (diff)
[media] IR/streamzap: shorten up some define names for readability
Signed-off-by: Jarod Wilson <jarod@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/IR')
-rw-r--r--drivers/media/IR/streamzap.c40
1 files changed, 20 insertions, 20 deletions
diff --git a/drivers/media/IR/streamzap.c b/drivers/media/IR/streamzap.c
index 2cf57e64a80b..623ee2dc198e 100644
--- a/drivers/media/IR/streamzap.c
+++ b/drivers/media/IR/streamzap.c
@@ -61,10 +61,10 @@ static struct usb_device_id streamzap_table[] = {
61 61
62MODULE_DEVICE_TABLE(usb, streamzap_table); 62MODULE_DEVICE_TABLE(usb, streamzap_table);
63 63
64#define STREAMZAP_PULSE_MASK 0xf0 64#define SZ_PULSE_MASK 0xf0
65#define STREAMZAP_SPACE_MASK 0x0f 65#define SZ_SPACE_MASK 0x0f
66#define STREAMZAP_TIMEOUT 0xff 66#define SZ_TIMEOUT 0xff
67#define STREAMZAP_RESOLUTION 256 67#define SZ_RESOLUTION 256
68 68
69/* number of samples buffered */ 69/* number of samples buffered */
70#define SZ_BUF_LEN 128 70#define SZ_BUF_LEN 128
@@ -175,8 +175,8 @@ static void sz_push_full_pulse(struct streamzap_ir *sz,
175 } 175 }
176 176
177 rawir.pulse = true; 177 rawir.pulse = true;
178 rawir.duration = ((int) value) * STREAMZAP_RESOLUTION; 178 rawir.duration = ((int) value) * SZ_RESOLUTION;
179 rawir.duration += STREAMZAP_RESOLUTION / 2; 179 rawir.duration += SZ_RESOLUTION / 2;
180 sz->sum += rawir.duration; 180 sz->sum += rawir.duration;
181 rawir.duration *= 1000; 181 rawir.duration *= 1000;
182 rawir.duration &= IR_MAX_DURATION; 182 rawir.duration &= IR_MAX_DURATION;
@@ -187,7 +187,7 @@ static void sz_push_full_pulse(struct streamzap_ir *sz,
187static void sz_push_half_pulse(struct streamzap_ir *sz, 187static void sz_push_half_pulse(struct streamzap_ir *sz,
188 unsigned char value) 188 unsigned char value)
189{ 189{
190 sz_push_full_pulse(sz, (value & STREAMZAP_PULSE_MASK) >> 4); 190 sz_push_full_pulse(sz, (value & SZ_PULSE_MASK) >> 4);
191} 191}
192 192
193static void sz_push_full_space(struct streamzap_ir *sz, 193static void sz_push_full_space(struct streamzap_ir *sz,
@@ -196,8 +196,8 @@ static void sz_push_full_space(struct streamzap_ir *sz,
196 struct ir_raw_event rawir; 196 struct ir_raw_event rawir;
197 197
198 rawir.pulse = false; 198 rawir.pulse = false;
199 rawir.duration = ((int) value) * STREAMZAP_RESOLUTION; 199 rawir.duration = ((int) value) * SZ_RESOLUTION;
200 rawir.duration += STREAMZAP_RESOLUTION / 2; 200 rawir.duration += SZ_RESOLUTION / 2;
201 sz->sum += rawir.duration; 201 sz->sum += rawir.duration;
202 rawir.duration *= 1000; 202 rawir.duration *= 1000;
203 dev_dbg(sz->dev, "s %u\n", rawir.duration); 203 dev_dbg(sz->dev, "s %u\n", rawir.duration);
@@ -207,7 +207,7 @@ static void sz_push_full_space(struct streamzap_ir *sz,
207static void sz_push_half_space(struct streamzap_ir *sz, 207static void sz_push_half_space(struct streamzap_ir *sz,
208 unsigned long value) 208 unsigned long value)
209{ 209{
210 sz_push_full_space(sz, value & STREAMZAP_SPACE_MASK); 210 sz_push_full_space(sz, value & SZ_SPACE_MASK);
211} 211}
212 212
213/** 213/**
@@ -221,7 +221,7 @@ static void streamzap_callback(struct urb *urb)
221 struct streamzap_ir *sz; 221 struct streamzap_ir *sz;
222 unsigned int i; 222 unsigned int i;
223 int len; 223 int len;
224 static int timeout = (((STREAMZAP_TIMEOUT * STREAMZAP_RESOLUTION) & 224 static int timeout = (((SZ_TIMEOUT * SZ_RESOLUTION) &
225 IR_MAX_DURATION) | 0x03000000); 225 IR_MAX_DURATION) | 0x03000000);
226 226
227 if (!urb) 227 if (!urb)
@@ -250,12 +250,12 @@ static void streamzap_callback(struct urb *urb)
250 i, (unsigned char)sz->buf_in[i]); 250 i, (unsigned char)sz->buf_in[i]);
251 switch (sz->decoder_state) { 251 switch (sz->decoder_state) {
252 case PulseSpace: 252 case PulseSpace:
253 if ((sz->buf_in[i] & STREAMZAP_PULSE_MASK) == 253 if ((sz->buf_in[i] & SZ_PULSE_MASK) ==
254 STREAMZAP_PULSE_MASK) { 254 SZ_PULSE_MASK) {
255 sz->decoder_state = FullPulse; 255 sz->decoder_state = FullPulse;
256 continue; 256 continue;
257 } else if ((sz->buf_in[i] & STREAMZAP_SPACE_MASK) 257 } else if ((sz->buf_in[i] & SZ_SPACE_MASK)
258 == STREAMZAP_SPACE_MASK) { 258 == SZ_SPACE_MASK) {
259 sz_push_half_pulse(sz, sz->buf_in[i]); 259 sz_push_half_pulse(sz, sz->buf_in[i]);
260 sz->decoder_state = FullSpace; 260 sz->decoder_state = FullSpace;
261 continue; 261 continue;
@@ -269,7 +269,7 @@ static void streamzap_callback(struct urb *urb)
269 sz->decoder_state = IgnorePulse; 269 sz->decoder_state = IgnorePulse;
270 break; 270 break;
271 case FullSpace: 271 case FullSpace:
272 if (sz->buf_in[i] == STREAMZAP_TIMEOUT) { 272 if (sz->buf_in[i] == SZ_TIMEOUT) {
273 struct ir_raw_event rawir; 273 struct ir_raw_event rawir;
274 274
275 rawir.pulse = false; 275 rawir.pulse = false;
@@ -284,8 +284,8 @@ static void streamzap_callback(struct urb *urb)
284 sz->decoder_state = PulseSpace; 284 sz->decoder_state = PulseSpace;
285 break; 285 break;
286 case IgnorePulse: 286 case IgnorePulse:
287 if ((sz->buf_in[i] & STREAMZAP_SPACE_MASK) == 287 if ((sz->buf_in[i] & SZ_SPACE_MASK) ==
288 STREAMZAP_SPACE_MASK) { 288 SZ_SPACE_MASK) {
289 sz->decoder_state = FullSpace; 289 sz->decoder_state = FullSpace;
290 continue; 290 continue;
291 } 291 }
@@ -447,8 +447,8 @@ static int __devinit streamzap_probe(struct usb_interface *intf,
447 #if 0 447 #if 0
448 /* not yet supported, depends on patches from maxim */ 448 /* not yet supported, depends on patches from maxim */
449 /* see also: LIRC_GET_REC_RESOLUTION and LIRC_SET_REC_TIMEOUT */ 449 /* see also: LIRC_GET_REC_RESOLUTION and LIRC_SET_REC_TIMEOUT */
450 sz->min_timeout = STREAMZAP_TIMEOUT * STREAMZAP_RESOLUTION * 1000; 450 sz->min_timeout = SZ_TIMEOUT * SZ_RESOLUTION * 1000;
451 sz->max_timeout = STREAMZAP_TIMEOUT * STREAMZAP_RESOLUTION * 1000; 451 sz->max_timeout = SZ_TIMEOUT * SZ_RESOLUTION * 1000;
452 #endif 452 #endif
453 453
454 do_gettimeofday(&sz->signal_start); 454 do_gettimeofday(&sz->signal_start);