Lines Matching refs:channel
149 #define CHRB 0x40 /* Reset channel B */
150 #define CHRA 0x80 /* Reset channel A */
235 /* Read Register 2 (channel b only) - Interrupt vector */
269 #define ZS_CLEARERR(channel) do { writeb(ERR_RES, &channel->control); \
272 #define ZS_CLEARSTAT(channel) do { writeb(RES_EXT_INT, &channel->control); \
275 #define ZS_CLEARFIFO(channel) do { readb(&channel->data); \
277 readb(&channel->data); \
279 readb(&channel->data); \