Lines Matching defs:clock
50 * single clock source per channel so mixed UDMA100/133 performance
51 * isn't perfect and we have to pick a clock. Thankfully none of this
79 /* We need these for switching the clock when DMA goes on/off
109 * current clock.
135 * current clock.
174 int clock, altclock, sel = 0;
178 clock = itdev->want[0][1];
181 clock = itdev->want[1][1];
187 * use the clock needed by the mode with the lower priority
189 if (clock == ATA_ANY)
190 clock = altclock;
192 /* Nobody cares - keep the same clock */
193 if(clock == ATA_ANY)
196 if(clock == itdev->clock_mode)
200 if(clock == ATA_66)
262 /* We prefer 66Mhz clock for PIO 0-3, don't care for PIO4 */
354 * clock. In addition the rev 0x10 device only works if the same
355 * timing value is loaded into the master and slave UDMA clock
380 * clock.
573 /* MWDMA/PIO clock switching for pass through mode */