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staging: comedi: pcl818: convert private data flags to bit-fields

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Convert the flags in the private data to bit-fields to save a bit of
space.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2014-02-17 14:27:50 -07:00 committed by Greg Kroah-Hartman
parent f9d78e00f3
commit e5143adb18
1 changed files with 4 additions and 4 deletions
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8
drivers/staging/comedi/drivers/pcl818.c
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@ -318,11 +318,8 @@ struct pcl818_private {
int next_dma_buf; /* which DMA buffer will be used next round */
long dma_runs_to_end; /* how many we must permorm DMA transfer to end of record */
unsigned long last_dma_run; /* how many bytes we must transfer on last DMA page */
unsigned char neverending_ai; /* if=1, then we do neverending record (you must use cancel()) */
unsigned int ns_min; /* manimal allowed delay between samples (in us) for actual card */
int i8253_osc_base; /* 1/frequency of on board oscilator in ns */
int irq_blocked; /* 1=IRQ now uses any subdev */
int irq_was_now_closed; /* when IRQ finish, there's stored int818_mode for last interrupt */
int ai_mode; /* who now uses IRQ - 1=AI1 int, 2=AI1 dma, 3=AI3 int, 4AI3 dma */
int ai_act_scan; /* how many scans we finished */
int ai_act_chan; /* actual position in actual scan */
@ -330,10 +327,13 @@ struct pcl818_private {
unsigned int act_chanlist_len; /* how long is actual MUX list */
unsigned int act_chanlist_pos; /* actual position in MUX list */
unsigned int ai_data_len; /* len of data buffer */
unsigned char usefifo; /* 1=use fifo */
unsigned int ao_readback[2];
unsigned int divisor1;
unsigned int divisor2;
unsigned int usefifo:1;
unsigned int irq_blocked:1;
unsigned int irq_was_now_closed:1;
unsigned int neverending_ai:1;
};
static const unsigned int muxonechan[] = { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, /* used for gain list programming */