diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/cb_pcidas64.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/cb_pcidas64.c | 1788 |
1 files changed, 935 insertions, 853 deletions
diff --git a/drivers/staging/comedi/drivers/cb_pcidas64.c b/drivers/staging/comedi/drivers/cb_pcidas64.c index 210b462868b7..82295e0f07f9 100644 --- a/drivers/staging/comedi/drivers/cb_pcidas64.c +++ b/drivers/staging/comedi/drivers/cb_pcidas64.c @@ -152,10 +152,12 @@ static inline unsigned int dac_convert_reg(unsigned int channel) { return 0x70 + (2 * (channel & 0x1)); } + static inline unsigned int dac_lsb_4020_reg(unsigned int channel) { return 0x70 + (4 * (channel & 0x1)); } + static inline unsigned int dac_msb_4020_reg(unsigned int channel) { return 0x72 + (4 * (channel & 0x1)); @@ -269,10 +271,12 @@ static inline uint16_t adc_lo_chan_4020_bits(unsigned int channel) { return (channel & 0x3) << 8; }; + static inline uint16_t adc_hi_chan_4020_bits(unsigned int channel) { return (channel & 0x3) << 10; }; + static inline uint16_t adc_mode_bits(unsigned int mode) { return (mode & 0xf) << 12; @@ -370,10 +374,12 @@ static inline unsigned int dma_chain_flag_bits(uint16_t prepost_bits) { return (prepost_bits >> 6) & 0x3; } + static inline unsigned int adc_upper_read_ptr_code(uint16_t prepost_bits) { return (prepost_bits >> 12) & 0x3; } + static inline unsigned int adc_upper_write_ptr_code(uint16_t prepost_bits) { return (prepost_bits >> 14) & 0x3; @@ -394,6 +400,7 @@ static inline uint8_t adc_src_4020_bits(unsigned int source) { return (source << 4) & ADC_SRC_4020_MASK; }; + static inline uint8_t attenuate_bit(unsigned int channel) { /* attenuate channel (+-5V input range) */ @@ -404,90 +411,91 @@ static inline uint8_t attenuate_bit(unsigned int channel) static const struct comedi_lrange ai_ranges_64xx = { 8, { - BIP_RANGE(10), - BIP_RANGE(5), - BIP_RANGE(2.5), - BIP_RANGE(1.25), - UNI_RANGE(10), - UNI_RANGE(5), - UNI_RANGE(2.5), - UNI_RANGE(1.25) - } + BIP_RANGE(10), + BIP_RANGE(5), + BIP_RANGE(2.5), + BIP_RANGE(1.25), + UNI_RANGE(10), + UNI_RANGE(5), + UNI_RANGE(2.5), + UNI_RANGE(1.25) + } }; /* analog input ranges for 60xx boards */ static const struct comedi_lrange ai_ranges_60xx = { 4, { - BIP_RANGE(10), - BIP_RANGE(5), - BIP_RANGE(0.5), - BIP_RANGE(0.05), - } + BIP_RANGE(10), + BIP_RANGE(5), + BIP_RANGE(0.5), + BIP_RANGE(0.05), + } }; /* analog input ranges for 6030, etc boards */ static const struct comedi_lrange ai_ranges_6030 = { 14, { - BIP_RANGE(10), - BIP_RANGE(5), - BIP_RANGE(2), - BIP_RANGE(1), - BIP_RANGE(0.5), - BIP_RANGE(0.2), - BIP_RANGE(0.1), - UNI_RANGE(10), - UNI_RANGE(5), - UNI_RANGE(2), - UNI_RANGE(1), - UNI_RANGE(0.5), - UNI_RANGE(0.2), - UNI_RANGE(0.1), - } + BIP_RANGE(10), + BIP_RANGE(5), + BIP_RANGE(2), + BIP_RANGE(1), + BIP_RANGE(0.5), + BIP_RANGE(0.2), + BIP_RANGE(0.1), + UNI_RANGE(10), + UNI_RANGE(5), + UNI_RANGE(2), + UNI_RANGE(1), + UNI_RANGE(0.5), + UNI_RANGE(0.2), + UNI_RANGE(0.1), + } }; /* analog input ranges for 6052, etc boards */ static const struct comedi_lrange ai_ranges_6052 = { 15, { - BIP_RANGE(10), - BIP_RANGE(5), - BIP_RANGE(2.5), - BIP_RANGE(1), - BIP_RANGE(0.5), - BIP_RANGE(0.25), - BIP_RANGE(0.1), - BIP_RANGE(0.05), - UNI_RANGE(10), - UNI_RANGE(5), - UNI_RANGE(2), - UNI_RANGE(1), - UNI_RANGE(0.5), - UNI_RANGE(0.2), - UNI_RANGE(0.1), - } + BIP_RANGE(10), + BIP_RANGE(5), + BIP_RANGE(2.5), + BIP_RANGE(1), + BIP_RANGE(0.5), + BIP_RANGE(0.25), + BIP_RANGE(0.1), + BIP_RANGE(0.05), + UNI_RANGE(10), + UNI_RANGE(5), + UNI_RANGE(2), + UNI_RANGE(1), + UNI_RANGE(0.5), + UNI_RANGE(0.2), + UNI_RANGE(0.1), + } }; /* analog input ranges for 4020 board */ static const struct comedi_lrange ai_ranges_4020 = { 2, { - BIP_RANGE(5), - BIP_RANGE(1), - } + BIP_RANGE(5), + BIP_RANGE(1), + } }; /* analog output ranges */ static const struct comedi_lrange ao_ranges_64xx = { 4, { - BIP_RANGE(5), - BIP_RANGE(10), - UNI_RANGE(5), - UNI_RANGE(10), - } + BIP_RANGE(5), + BIP_RANGE(10), + UNI_RANGE(5), + UNI_RANGE(10), + } }; + static const int ao_range_code_64xx[] = { 0x0, 0x1, @@ -498,9 +506,10 @@ static const int ao_range_code_64xx[] = { static const struct comedi_lrange ao_ranges_60xx = { 1, { - BIP_RANGE(10), - } + BIP_RANGE(10), + } }; + static const int ao_range_code_60xx[] = { 0x0, }; @@ -508,10 +517,11 @@ static const int ao_range_code_60xx[] = { static const struct comedi_lrange ao_ranges_6030 = { 2, { - BIP_RANGE(10), - UNI_RANGE(10), - } + BIP_RANGE(10), + UNI_RANGE(10), + } }; + static const int ao_range_code_6030[] = { 0x0, 0x2, @@ -520,10 +530,11 @@ static const int ao_range_code_6030[] = { static const struct comedi_lrange ao_ranges_4020 = { 2, { - BIP_RANGE(5), - BIP_RANGE(10), - } + BIP_RANGE(5), + BIP_RANGE(10), + } }; + static const int ao_range_code_4020[] = { 0x1, 0x0, @@ -597,458 +608,478 @@ static const int bytes_in_sample = 2; static const struct pcidas64_board pcidas64_boards[] = { { - .name = "pci-das6402/16", - .device_id = 0x1d, - .ai_se_chans = 64, - .ai_bits = 16, - .ai_speed = 5000, - .ao_nchan = 2, - .ao_bits = 16, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ao_range_table = &ao_ranges_64xx, - .ao_range_code = ao_range_code_64xx, - .ai_fifo = &ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das6402/16", + .device_id = 0x1d, + .ai_se_chans = 64, + .ai_bits = 16, + .ai_speed = 5000, + .ao_nchan = 2, + .ao_bits = 16, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ao_range_table = &ao_ranges_64xx, + .ao_range_code = ao_range_code_64xx, + .ai_fifo = &ai_fifo_64xx, + .has_8255 = 1, + }, { - .name = "pci-das6402/12", /* XXX check */ - .device_id = 0x1e, - .ai_se_chans = 64, - .ai_bits = 12, - .ai_speed = 5000, - .ao_nchan = 2, - .ao_bits = 12, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ao_range_table = &ao_ranges_64xx, - .ao_range_code = ao_range_code_64xx, - .ai_fifo = &ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das6402/12", /* XXX check */ + .device_id = 0x1e, + .ai_se_chans = 64, + .ai_bits = 12, + .ai_speed = 5000, + .ao_nchan = 2, + .ao_bits = 12, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ao_range_table = &ao_ranges_64xx, + .ao_range_code = ao_range_code_64xx, + .ai_fifo = &ai_fifo_64xx, + .has_8255 = 1, + }, { - .name = "pci-das64/m1/16", - .device_id = 0x35, - .ai_se_chans = 64, - .ai_bits = 16, - .ai_speed = 1000, - .ao_nchan = 2, - .ao_bits = 16, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ao_range_table = &ao_ranges_64xx, - .ao_range_code = ao_range_code_64xx, - .ai_fifo = &ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das64/m1/16", + .device_id = 0x35, + .ai_se_chans = 64, + .ai_bits = 16, + .ai_speed = 1000, + .ao_nchan = 2, + .ao_bits = 16, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ao_range_table = &ao_ranges_64xx, + .ao_range_code = ao_range_code_64xx, + .ai_fifo = &ai_fifo_64xx, + .has_8255 = 1, + }, { - .name = "pci-das64/m2/16", - .device_id = 0x36, - .ai_se_chans = 64, - .ai_bits = 16, - .ai_speed = 500, - .ao_nchan = 2, - .ao_bits = 16, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ao_range_table = &ao_ranges_64xx, - .ao_range_code = ao_range_code_64xx, - .ai_fifo = &ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das64/m2/16", + .device_id = 0x36, + .ai_se_chans = 64, + .ai_bits = 16, + .ai_speed = 500, + .ao_nchan = 2, + .ao_bits = 16, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ao_range_table = &ao_ranges_64xx, + .ao_range_code = ao_range_code_64xx, + .ai_fifo = &ai_fifo_64xx, + .has_8255 = 1, + }, { - .name = "pci-das64/m3/16", - .device_id = 0x37, - .ai_se_chans = 64, - .ai_bits = 16, - .ai_speed = 333, - .ao_nchan = 2, - .ao_bits = 16, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ao_range_table = &ao_ranges_64xx, - .ao_range_code = ao_range_code_64xx, - .ai_fifo = &ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das64/m3/16", + .device_id = 0x37, + .ai_se_chans = 64, + .ai_bits = 16, + .ai_speed = 333, + .ao_nchan = 2, + .ao_bits = 16, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ao_range_table = &ao_ranges_64xx, + .ao_range_code = ao_range_code_64xx, + .ai_fifo = &ai_fifo_64xx, + .has_8255 = 1, + }, { - .name = "pci-das6013", - .device_id = 0x78, - .ai_se_chans = 16, - .ai_bits = 16, - .ai_speed = 5000, - .ao_nchan = 0, - .ao_bits = 16, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_60xx, - .ao_range_table = &ao_ranges_60xx, - .ao_range_code = ao_range_code_60xx, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6013", + .device_id = 0x78, + .ai_se_chans = 16, + .ai_bits = 16, + .ai_speed = 5000, + .ao_nchan = 0, + .ao_bits = 16, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_60xx, + .ao_range_table = &ao_ranges_60xx, + .ao_range_code = ao_range_code_60xx, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6014", - .device_id = 0x79, - .ai_se_chans = 16, - .ai_bits = 16, - .ai_speed = 5000, - .ao_nchan = 2, - .ao_bits = 16, - .ao_scan_speed = 100000, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_60xx, - .ao_range_table = &ao_ranges_60xx, - .ao_range_code = ao_range_code_60xx, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6014", + .device_id = 0x79, + .ai_se_chans = 16, + .ai_bits = 16, + .ai_speed = 5000, + .ao_nchan = 2, + .ao_bits = 16, + .ao_scan_speed = 100000, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_60xx, + .ao_range_table = &ao_ranges_60xx, + .ao_range_code = ao_range_code_60xx, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6023", - .device_id = 0x5d, - .ai_se_chans = 16, - .ai_bits = 12, - .ai_speed = 5000, - .ao_nchan = 0, - .ao_scan_speed = 100000, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_60xx, - .ao_range_table = &ao_ranges_60xx, - .ao_range_code = ao_range_code_60xx, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 1, - }, + .name = "pci-das6023", + .device_id = 0x5d, + .ai_se_chans = 16, + .ai_bits = 12, + .ai_speed = 5000, + .ao_nchan = 0, + .ao_scan_speed = 100000, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_60xx, + .ao_range_table = &ao_ranges_60xx, + .ao_range_code = ao_range_code_60xx, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 1, + }, { - .name = "pci-das6025", - .device_id = 0x5e, - .ai_se_chans = 16, - .ai_bits = 12, - .ai_speed = 5000, - .ao_nchan = 2, - .ao_bits = 12, - .ao_scan_speed = 100000, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_60xx, - .ao_range_table = &ao_ranges_60xx, - .ao_range_code = ao_range_code_60xx, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 1, - }, + .name = "pci-das6025", + .device_id = 0x5e, + .ai_se_chans = 16, + .ai_bits = 12, + .ai_speed = 5000, + .ao_nchan = 2, + .ao_bits = 12, + .ao_scan_speed = 100000, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_60xx, + .ao_range_table = &ao_ranges_60xx, + .ao_range_code = ao_range_code_60xx, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 1, + }, { - .name = "pci-das6030", - .device_id = 0x5f, - .ai_se_chans = 16, - .ai_bits = 16, - .ai_speed = 10000, - .ao_nchan = 2, - .ao_bits = 16, - .ao_scan_speed = 10000, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_6030, - .ao_range_table = &ao_ranges_6030, - .ao_range_code = ao_range_code_6030, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6030", + .device_id = 0x5f, + .ai_se_chans = 16, + .ai_bits = 16, + .ai_speed = 10000, + .ao_nchan = 2, + .ao_bits = 16, + .ao_scan_speed = 10000, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_6030, + .ao_range_table = &ao_ranges_6030, + .ao_range_code = ao_range_code_6030, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6031", - .device_id = 0x60, - .ai_se_chans = 64, - .ai_bits = 16, - .ai_speed = 10000, - .ao_nchan = 2, - .ao_bits = 16, - .ao_scan_speed = 10000, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_6030, - .ao_range_table = &ao_ranges_6030, - .ao_range_code = ao_range_code_6030, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6031", + .device_id = 0x60, + .ai_se_chans = 64, + .ai_bits = 16, + .ai_speed = 10000, + .ao_nchan = 2, + .ao_bits = 16, + .ao_scan_speed = 10000, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_6030, + .ao_range_table = &ao_ranges_6030, + .ao_range_code = ao_range_code_6030, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6032", - .device_id = 0x61, - .ai_se_chans = 16, - .ai_bits = 16, - .ai_speed = 10000, - .ao_nchan = 0, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_6030, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6032", + .device_id = 0x61, + .ai_se_chans = 16, + .ai_bits = 16, + .ai_speed = 10000, + .ao_nchan = 0, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_6030, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6033", - .device_id = 0x62, - .ai_se_chans = 64, - .ai_bits = 16, - .ai_speed = 10000, - .ao_nchan = 0, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_6030, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6033", + .device_id = 0x62, + .ai_se_chans = 64, + .ai_bits = 16, + .ai_speed = 10000, + .ao_nchan = 0, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_6030, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6034", - .device_id = 0x63, - .ai_se_chans = 16, - .ai_bits = 16, - .ai_speed = 5000, - .ao_nchan = 0, - .ao_scan_speed = 0, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_60xx, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6034", + .device_id = 0x63, + .ai_se_chans = 16, + .ai_bits = 16, + .ai_speed = 5000, + .ao_nchan = 0, + .ao_scan_speed = 0, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_60xx, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6035", - .device_id = 0x64, - .ai_se_chans = 16, - .ai_bits = 16, - .ai_speed = 5000, - .ao_nchan = 2, - .ao_bits = 12, - .ao_scan_speed = 100000, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_60xx, - .ao_range_table = &ao_ranges_60xx, - .ao_range_code = ao_range_code_60xx, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6035", + .device_id = 0x64, + .ai_se_chans = 16, + .ai_bits = 16, + .ai_speed = 5000, + .ao_nchan = 2, + .ao_bits = 12, + .ao_scan_speed = 100000, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_60xx, + .ao_range_table = &ao_ranges_60xx, + .ao_range_code = ao_range_code_60xx, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6036", - .device_id = 0x6f, - .ai_se_chans = 16, - .ai_bits = 16, - .ai_speed = 5000, - .ao_nchan = 2, - .ao_bits = 16, - .ao_scan_speed = 100000, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_60xx, - .ao_range_table = &ao_ranges_60xx, - .ao_range_code = ao_range_code_60xx, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6036", + .device_id = 0x6f, + .ai_se_chans = 16, + .ai_bits = 16, + .ai_speed = 5000, + .ao_nchan = 2, + .ao_bits = 16, + .ao_scan_speed = 100000, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_60xx, + .ao_range_table = &ao_ranges_60xx, + .ao_range_code = ao_range_code_60xx, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6040", - .device_id = 0x65, - .ai_se_chans = 16, - .ai_bits = 12, - .ai_speed = 2000, - .ao_nchan = 2, - .ao_bits = 12, - .ao_scan_speed = 1000, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_6052, - .ao_range_table = &ao_ranges_6030, - .ao_range_code = ao_range_code_6030, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6040", + .device_id = 0x65, + .ai_se_chans = 16, + .ai_bits = 12, + .ai_speed = 2000, + .ao_nchan = 2, + .ao_bits = 12, + .ao_scan_speed = 1000, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_6052, + .ao_range_table = &ao_ranges_6030, + .ao_range_code = ao_range_code_6030, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6052", - .device_id = 0x66, - .ai_se_chans = 16, - .ai_bits = 16, - .ai_speed = 3333, - .ao_nchan = 2, - .ao_bits = 16, - .ao_scan_speed = 3333, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_6052, - .ao_range_table = &ao_ranges_6030, - .ao_range_code = ao_range_code_6030, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6052", + .device_id = 0x66, + .ai_se_chans = 16, + .ai_bits = 16, + .ai_speed = 3333, + .ao_nchan = 2, + .ao_bits = 16, + .ao_scan_speed = 3333, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_6052, + .ao_range_table = &ao_ranges_6030, + .ao_range_code = ao_range_code_6030, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6070", - .device_id = 0x67, - .ai_se_chans = 16, - .ai_bits = 12, - .ai_speed = 800, - .ao_nchan = 2, - .ao_bits = 12, - .ao_scan_speed = 1000, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_6052, - .ao_range_table = &ao_ranges_6030, - .ao_range_code = ao_range_code_6030, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6070", + .device_id = 0x67, + .ai_se_chans = 16, + .ai_bits = 12, + .ai_speed = 800, + .ao_nchan = 2, + .ao_bits = 12, + .ao_scan_speed = 1000, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_6052, + .ao_range_table = &ao_ranges_6030, + .ao_range_code = ao_range_code_6030, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das6071", - .device_id = 0x68, - .ai_se_chans = 64, - .ai_bits = 12, - .ai_speed = 800, - .ao_nchan = 2, - .ao_bits = 12, - .ao_scan_speed = 1000, - .layout = LAYOUT_60XX, - .ai_range_table = &ai_ranges_6052, - .ao_range_table = &ao_ranges_6030, - .ao_range_code = ao_range_code_6030, - .ai_fifo = &ai_fifo_60xx, - .has_8255 = 0, - }, + .name = "pci-das6071", + .device_id = 0x68, + .ai_se_chans = 64, + .ai_bits = 12, + .ai_speed = 800, + .ao_nchan = 2, + .ao_bits = 12, + .ao_scan_speed = 1000, + .layout = LAYOUT_60XX, + .ai_range_table = &ai_ranges_6052, + .ao_range_table = &ao_ranges_6030, + .ao_range_code = ao_range_code_6030, + .ai_fifo = &ai_fifo_60xx, + .has_8255 = 0, + }, { - .name = "pci-das4020/12", - .device_id = 0x52, - .ai_se_chans = 4, - .ai_bits = 12, - .ai_speed = 50, - .ao_bits = 12, - .ao_nchan = 2, - .ao_scan_speed = 0, /* no hardware pacing on ao */ - .layout = LAYOUT_4020, - .ai_range_table = &ai_ranges_4020, - .ao_range_table = &ao_ranges_4020, - .ao_range_code = ao_range_code_4020, - .ai_fifo = &ai_fifo_4020, - .has_8255 = 1, - }, + .name = "pci-das4020/12", + .device_id = 0x52, + .ai_se_chans = 4, + .ai_bits = 12, + .ai_speed = 50, + .ao_bits = 12, + .ao_nchan = 2, + .ao_scan_speed = 0, /* no hardware pacing on ao */ + .layout = LAYOUT_4020, + .ai_range_table = &ai_ranges_4020, + .ao_range_table = &ao_ranges_4020, + .ao_range_code = ao_range_code_4020, + .ai_fifo = &ai_fifo_4020, + .has_8255 = 1, + }, #if 0 { - .name = "pci-das6402/16/jr", - .device_id = 0 /* XXX, */ - .ai_se_chans = 64, - .ai_bits = 16, - .ai_speed = 5000, - .ao_nchan = 0, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ai_fifo = ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das6402/16/jr", + .device_id = 0 /* XXX, */ + .ai_se_chans = 64, + .ai_bits = 16, + .ai_speed = 5000, + .ao_nchan = 0, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ai_fifo = ai_fifo_64xx, + .has_8255 = 1, + }, { - .name = "pci-das64/m1/16/jr", - .device_id = 0 /* XXX, */ - .ai_se_chans = 64, - .ai_bits = 16, - .ai_speed = 1000, - .ao_nchan = 0, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ai_fifo = ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das64/m1/16/jr", + .device_id = 0 /* XXX, */ + .ai_se_chans = 64, + .ai_bits = 16, + .ai_speed = 1000, + .ao_nchan = 0, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ai_fifo = ai_fifo_64xx, + .has_8255 = 1, + }, { - .name = "pci-das64/m2/16/jr", - .device_id = 0 /* XXX, */ - .ai_se_chans = 64, - .ai_bits = 16, - .ai_speed = 500, - .ao_nchan = 0, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ai_fifo = ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das64/m2/16/jr", + .device_id = 0 /* XXX, */ + .ai_se_chans = 64, + .ai_bits = 16, + .ai_speed = 500, + .ao_nchan = 0, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ai_fifo = ai_fifo_64xx, + .has_8255 = 1, + }, { - .name = "pci-das64/m3/16/jr", - .device_id = 0 /* XXX, */ - .ai_se_chans = 64, - .ai_bits = 16, - .ai_speed = 333, - .ao_nchan = 0, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ai_fifo = ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das64/m3/16/jr", + .device_id = 0 /* XXX, */ + .ai_se_chans = 64, + .ai_bits = 16, + .ai_speed = 333, + .ao_nchan = 0, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ai_fifo = ai_fifo_64xx, + .has_8255 = 1, + }, { - .name = "pci-das64/m1/14", - .device_id = 0, /* XXX */ - .ai_se_chans = 64, - .ai_bits = 14, - .ai_speed = 1000, - .ao_nchan = 2, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ai_fifo = ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das64/m1/14", + .device_id = 0, /* XXX */ + .ai_se_chans = 64, + .ai_bits = 14, + .ai_speed = 1000, + .ao_nchan = 2, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ai_fifo = ai_fifo_64xx, + .has_8255 = 1, + }, { - .name = "pci-das64/m2/14", - .device_id = 0, /* XXX */ - .ai_se_chans = 64, - .ai_bits = 14, - .ai_speed = 500, - .ao_nchan = 2, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ai_fifo = ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das64/m2/14", + .device_id = 0, /* XXX */ + .ai_se_chans = 64, + .ai_bits = 14, + .ai_speed = 500, + .ao_nchan = 2, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ai_fifo = ai_fifo_64xx, + .has_8255 = 1, + }, { - .name = "pci-das64/m3/14", - .device_id = 0, /* XXX */ - .ai_se_chans = 64, - .ai_bits = 14, - .ai_speed = 333, - .ao_nchan = 2, - .ao_scan_speed = 10000, - .layout = LAYOUT_64XX, - .ai_range_table = &ai_ranges_64xx, - .ai_fifo = ai_fifo_64xx, - .has_8255 = 1, - }, + .name = "pci-das64/m3/14", + .device_id = 0, /* XXX */ + .ai_se_chans = 64, + .ai_bits = 14, + .ai_speed = 333, + .ao_nchan = 2, + .ao_scan_speed = 10000, + .layout = LAYOUT_64XX, + .ai_range_table = &ai_ranges_64xx, + .ai_fifo = ai_fifo_64xx, + .has_8255 = 1, + }, #endif }; static DEFINE_PCI_DEVICE_TABLE(pcidas64_pci_table) = { - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x001d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x001e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0035, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0036, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0037, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0052, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x005d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x005e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x005f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0061, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0062, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0063, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0064, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0066, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0067, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0068, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x006f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0078, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {PCI_VENDOR_ID_COMPUTERBOARDS, 0x0079, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - {0} + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x001d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x001e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0035, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0036, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0037, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0052, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x005d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x005e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x005f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0061, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0062, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0063, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0064, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0066, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0067, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0068, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x006f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0078, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + PCI_VENDOR_ID_COMPUTERBOARDS, 0x0079, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { + 0} }; MODULE_DEVICE_TABLE(pci, pcidas64_pci_table); -static inline struct pcidas64_board *board(const struct comedi_device * dev) +static inline struct pcidas64_board *board(const struct comedi_device *dev) { - return (struct pcidas64_board *) dev->board_ptr; + return (struct pcidas64_board *)dev->board_ptr; } static inline unsigned short se_diff_bit_6xxx(struct comedi_device *dev, - int use_differential) + int use_differential) { if ((board(dev)->layout == LAYOUT_64XX && !use_differential) || - (board(dev)->layout == LAYOUT_60XX && use_differential)) + (board(dev)->layout == LAYOUT_60XX && use_differential)) return ADC_SE_DIFF_BIT; else return 0; @@ -1107,11 +1138,10 @@ struct pcidas64_private { short ao_bounce_buffer[DAC_FIFO_SIZE]; }; - /* inline function that makes it easier to * access the private structure. */ -static inline struct pcidas64_private *priv(struct comedi_device * dev) +static inline struct pcidas64_private *priv(struct comedi_device *dev) { return dev->private; } @@ -1132,76 +1162,86 @@ static struct comedi_driver driver_cb_pcidas = { }; static int ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); + struct comedi_insn *insn, unsigned int *data); static int ai_config_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); + struct comedi_insn *insn, unsigned int *data); static int ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); -static int ao_readback_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); + struct comedi_insn *insn, unsigned int *data); +static int ao_readback_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data); static int ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s); static int ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_cmd *cmd); + struct comedi_cmd *cmd); static int ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s); -static int ao_inttrig(struct comedi_device *dev, struct comedi_subdevice *subdev, - unsigned int trig_num); +static int ao_inttrig(struct comedi_device *dev, + struct comedi_subdevice *subdev, unsigned int trig_num); static int ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_cmd *cmd); + struct comedi_cmd *cmd); static irqreturn_t handle_interrupt(int irq, void *d); static int ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s); static int ao_cancel(struct comedi_device *dev, struct comedi_subdevice *s); static int dio_callback(int dir, int port, int data, unsigned long arg); static int dio_callback_4020(int dir, int port, int data, unsigned long arg); static int di_rbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); + struct comedi_insn *insn, unsigned int *data); static int do_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); -static int dio_60xx_config_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); + struct comedi_insn *insn, unsigned int *data); +static int dio_60xx_config_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data); static int dio_60xx_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); -static int calib_read_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); -static int calib_write_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); -static int ad8402_read_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); + struct comedi_insn *insn, unsigned int *data); +static int calib_read_insn(struct comedi_device *dev, + struct comedi_subdevice *s, struct comedi_insn *insn, + unsigned int *data); +static int calib_write_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data); +static int ad8402_read_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data); static void ad8402_write(struct comedi_device *dev, unsigned int channel, - unsigned int value); -static int ad8402_write_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); -static int eeprom_read_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data); + unsigned int value); +static int ad8402_write_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data); +static int eeprom_read_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data); static void check_adc_timing(struct comedi_device *dev, struct comedi_cmd *cmd); static unsigned int get_divisor(unsigned int ns, unsigned int flags); static void i2c_write(struct comedi_device *dev, unsigned int address, - const uint8_t *data, unsigned int length); + const uint8_t * data, unsigned int length); static void caldac_write(struct comedi_device *dev, unsigned int channel, - unsigned int value); + unsigned int value); static int caldac_8800_write(struct comedi_device *dev, unsigned int address, - uint8_t value); + uint8_t value); /* static int dac_1590_write(struct comedi_device *dev, unsigned int dac_a, unsigned int dac_b); */ -static int caldac_i2c_write(struct comedi_device *dev, unsigned int caldac_channel, - unsigned int value); +static int caldac_i2c_write(struct comedi_device *dev, + unsigned int caldac_channel, unsigned int value); static void abort_dma(struct comedi_device *dev, unsigned int channel); static void disable_plx_interrupts(struct comedi_device *dev); -static int set_ai_fifo_size(struct comedi_device *dev, unsigned int num_samples); +static int set_ai_fifo_size(struct comedi_device *dev, + unsigned int num_samples); static unsigned int ai_fifo_size(struct comedi_device *dev); static int set_ai_fifo_segment_length(struct comedi_device *dev, - unsigned int num_entries); + unsigned int num_entries); static void disable_ai_pacing(struct comedi_device *dev); static void disable_ai_interrupts(struct comedi_device *dev); -static void enable_ai_interrupts(struct comedi_device *dev, const struct comedi_cmd *cmd); +static void enable_ai_interrupts(struct comedi_device *dev, + const struct comedi_cmd *cmd); static unsigned int get_ao_divisor(unsigned int ns, unsigned int flags); -static void load_ao_dma(struct comedi_device *dev, const struct comedi_cmd *cmd); +static void load_ao_dma(struct comedi_device *dev, + const struct comedi_cmd *cmd); COMEDI_PCI_INITCLEANUP(driver_cb_pcidas, pcidas64_pci_table); static unsigned int ai_range_bits_6xxx(const struct comedi_device *dev, - unsigned int range_index) + unsigned int range_index) { const struct comedi_krange *range = - &board(dev)->ai_range_table->range[range_index]; + &board(dev)->ai_range_table->range[range_index]; unsigned int bits = 0; switch (range->max) { @@ -1242,7 +1282,7 @@ static unsigned int ai_range_bits_6xxx(const struct comedi_device *dev, } static unsigned int hw_revision(const struct comedi_device *dev, - uint16_t hw_status_bits) + uint16_t hw_status_bits) { if (board(dev)->layout == LAYOUT_4020) return (hw_status_bits >> 13) & 0x7; @@ -1250,8 +1290,9 @@ static unsigned int hw_revision(const struct comedi_device *dev, return (hw_status_bits >> 12) & 0xf; } -static void set_dac_range_bits(struct comedi_device *dev, volatile uint16_t *bits, - unsigned int channel, unsigned int range) +static void set_dac_range_bits(struct comedi_device *dev, + volatile uint16_t * bits, unsigned int channel, + unsigned int range) { unsigned int code = board(dev)->ao_range_code[range]; @@ -1276,38 +1317,38 @@ static void init_plx9080(struct comedi_device *dev) void *plx_iobase = priv(dev)->plx9080_iobase; priv(dev)->plx_control_bits = - readl(priv(dev)->plx9080_iobase + PLX_CONTROL_REG); + readl(priv(dev)->plx9080_iobase + PLX_CONTROL_REG); /* plx9080 dump */ DEBUG_PRINT(" plx interrupt status 0x%x\n", - readl(plx_iobase + PLX_INTRCS_REG)); + readl(plx_iobase + PLX_INTRCS_REG)); DEBUG_PRINT(" plx id bits 0x%x\n", readl(plx_iobase + PLX_ID_REG)); DEBUG_PRINT(" plx control reg 0x%x\n", priv(dev)->plx_control_bits); DEBUG_PRINT(" plx mode/arbitration reg 0x%x\n", - readl(plx_iobase + PLX_MARB_REG)); + readl(plx_iobase + PLX_MARB_REG)); DEBUG_PRINT(" plx region0 reg 0x%x\n", - readl(plx_iobase + PLX_REGION0_REG)); + readl(plx_iobase + PLX_REGION0_REG)); DEBUG_PRINT(" plx region1 reg 0x%x\n", - readl(plx_iobase + PLX_REGION1_REG)); + readl(plx_iobase + PLX_REGION1_REG)); DEBUG_PRINT(" plx revision 0x%x\n", - readl(plx_iobase + PLX_REVISION_REG)); + readl(plx_iobase + PLX_REVISION_REG)); DEBUG_PRINT(" plx dma channel 0 mode 0x%x\n", - readl(plx_iobase + PLX_DMA0_MODE_REG)); + readl(plx_iobase + PLX_DMA0_MODE_REG)); DEBUG_PRINT(" plx dma channel 1 mode 0x%x\n", - readl(plx_iobase + PLX_DMA1_MODE_REG)); + readl(plx_iobase + PLX_DMA1_MODE_REG)); DEBUG_PRINT(" plx dma channel 0 pci address 0x%x\n", - readl(plx_iobase + PLX_DMA0_PCI_ADDRESS_REG)); + readl(plx_iobase + PLX_DMA0_PCI_ADDRESS_REG)); DEBUG_PRINT(" plx dma channel 0 local address 0x%x\n", - readl(plx_iobase + PLX_DMA0_LOCAL_ADDRESS_REG)); + readl(plx_iobase + PLX_DMA0_LOCAL_ADDRESS_REG)); DEBUG_PRINT(" plx dma channel 0 transfer size 0x%x\n", - readl(plx_iobase + PLX_DMA0_TRANSFER_SIZE_REG)); + readl(plx_iobase + PLX_DMA0_TRANSFER_SIZE_REG)); DEBUG_PRINT(" plx dma channel 0 descriptor 0x%x\n", - readl(plx_iobase + PLX_DMA0_DESCRIPTOR_REG)); + readl(plx_iobase + PLX_DMA0_DESCRIPTOR_REG)); DEBUG_PRINT(" plx dma channel 0 command status 0x%x\n", - readb(plx_iobase + PLX_DMA0_CS_REG)); + readb(plx_iobase + PLX_DMA0_CS_REG)); DEBUG_PRINT(" plx dma channel 0 threshold 0x%x\n", - readl(plx_iobase + PLX_DMA0_THRESHOLD_REG)); + readl(plx_iobase + PLX_DMA0_THRESHOLD_REG)); DEBUG_PRINT(" plx bigend 0x%x\n", readl(plx_iobase + PLX_BIGEND_REG)); #ifdef __BIG_ENDIAN @@ -1352,10 +1393,10 @@ static void init_plx9080(struct comedi_device *dev) /* enable interrupts on plx 9080 */ priv(dev)->plx_intcsr_bits |= - ICS_AERR | ICS_PERR | ICS_PIE | ICS_PLIE | ICS_PAIE | ICS_LIE | - ICS_DMA0_E | ICS_DMA1_E; + ICS_AERR | ICS_PERR | ICS_PIE | ICS_PLIE | ICS_PAIE | ICS_LIE | + ICS_DMA0_E | ICS_DMA1_E; writel(priv(dev)->plx_intcsr_bits, - priv(dev)->plx9080_iobase + PLX_INTRCS_REG); + priv(dev)->plx9080_iobase + PLX_INTRCS_REG); } /* Allocate and initialize the subdevice structures. @@ -1405,8 +1446,7 @@ static int setup_subdevices(struct comedi_device *dev) if (board(dev)->ao_nchan) { s->type = COMEDI_SUBD_AO; s->subdev_flags = - SDF_READABLE | SDF_WRITABLE | SDF_GROUND | - SDF_CMD_WRITE; + SDF_READABLE | SDF_WRITABLE | SDF_GROUND | SDF_CMD_WRITE; s->n_chan = board(dev)->ao_nchan; s->maxdata = (1 << board(dev)->ao_bits) - 1; s->range_table = board(dev)->ao_range_table; @@ -1452,14 +1492,14 @@ static int setup_subdevices(struct comedi_device *dev) if (board(dev)->has_8255) { if (board(dev)->layout == LAYOUT_4020) { dio_8255_iobase = - priv(dev)->main_iobase + I8255_4020_REG; + priv(dev)->main_iobase + I8255_4020_REG; subdev_8255_init(dev, s, dio_callback_4020, - (unsigned long)dio_8255_iobase); + (unsigned long)dio_8255_iobase); } else { dio_8255_iobase = - priv(dev)->dio_counter_iobase + DIO_8255_OFFSET; + priv(dev)->dio_counter_iobase + DIO_8255_OFFSET; subdev_8255_init(dev, s, dio_callback, - (unsigned long)dio_8255_iobase); + (unsigned long)dio_8255_iobase); } } else s->type = COMEDI_SUBD_UNUSED; @@ -1527,7 +1567,7 @@ static void disable_plx_interrupts(struct comedi_device *dev) { priv(dev)->plx_intcsr_bits = 0; writel(priv(dev)->plx_intcsr_bits, - priv(dev)->plx9080_iobase + PLX_INTRCS_REG); + priv(dev)->plx9080_iobase + PLX_INTRCS_REG); } static void init_stc_registers(struct comedi_device *dev) @@ -1541,7 +1581,7 @@ static void init_stc_registers(struct comedi_device *dev) if (1) priv(dev)->adc_control1_bits |= ADC_QUEUE_CONFIG_BIT; writew(priv(dev)->adc_control1_bits, - priv(dev)->main_iobase + ADC_CONTROL1_REG); + priv(dev)->main_iobase + ADC_CONTROL1_REG); /* 6402/16 manual says this register must be initialized to 0xff? */ writew(0xff, priv(dev)->main_iobase + ADC_SAMPLE_INTERVAL_UPPER_REG); @@ -1551,7 +1591,7 @@ static void init_stc_registers(struct comedi_device *dev) bits |= INTERNAL_CLOCK_4020_BITS; priv(dev)->hw_config_bits |= bits; writew(priv(dev)->hw_config_bits, - priv(dev)->main_iobase + HW_CONFIG_REG); + priv(dev)->main_iobase + HW_CONFIG_REG); writew(0, priv(dev)->main_iobase + DAQ_SYNC_REG); writew(0, priv(dev)->main_iobase + CALIBRATION_REG); @@ -1561,13 +1601,13 @@ static void init_stc_registers(struct comedi_device *dev) /* set fifos to maximum size */ priv(dev)->fifo_size_bits |= DAC_FIFO_BITS; set_ai_fifo_segment_length(dev, - board(dev)->ai_fifo->max_segment_length); + board(dev)->ai_fifo->max_segment_length); priv(dev)->dac_control1_bits = DAC_OUTPUT_ENABLE_BIT; priv(dev)->intr_enable_bits = /* EN_DAC_INTR_SRC_BIT | DAC_INTR_QEMPTY_BITS | */ - EN_DAC_DONE_INTR_BIT | EN_DAC_UNDERRUN_BIT; + EN_DAC_DONE_INTR_BIT | EN_DAC_UNDERRUN_BIT; writew(priv(dev)->intr_enable_bits, - priv(dev)->main_iobase + INTR_ENABLE_REG); + priv(dev)->main_iobase + INTR_ENABLE_REG); disable_ai_pacing(dev); }; @@ -1579,8 +1619,8 @@ int alloc_and_init_dma_members(struct comedi_device *dev) /* alocate pci dma buffers */ for (i = 0; i < ai_dma_ring_count(board(dev)); i++) { priv(dev)->ai_buffer[i] = - pci_alloc_consistent(priv(dev)->hw_dev, DMA_BUFFER_SIZE, - &priv(dev)->ai_buffer_bus_addr[i]); + pci_alloc_consistent(priv(dev)->hw_dev, DMA_BUFFER_SIZE, + &priv(dev)->ai_buffer_bus_addr[i]); if (priv(dev)->ai_buffer[i] == NULL) { return -ENOMEM; } @@ -1588,9 +1628,10 @@ int alloc_and_init_dma_members(struct comedi_device *dev) for (i = 0; i < AO_DMA_RING_COUNT; i++) { if (ao_cmd_is_supported(board(dev))) { priv(dev)->ao_buffer[i] = - pci_alloc_consistent(priv(dev)->hw_dev, - DMA_BUFFER_SIZE, - &priv(dev)->ao_buffer_bus_addr[i]); + pci_alloc_consistent(priv(dev)->hw_dev, + DMA_BUFFER_SIZE, + &priv(dev)-> + ao_buffer_bus_addr[i]); if (priv(dev)->ao_buffer[i] == NULL) { return -ENOMEM; } @@ -1598,61 +1639,65 @@ int alloc_and_init_dma_members(struct comedi_device *dev) } /* allocate dma descriptors */ priv(dev)->ai_dma_desc = - pci_alloc_consistent(priv(dev)->hw_dev, - sizeof(struct plx_dma_desc) * ai_dma_ring_count(board(dev)), - &priv(dev)->ai_dma_desc_bus_addr); + pci_alloc_consistent(priv(dev)->hw_dev, + sizeof(struct plx_dma_desc) * + ai_dma_ring_count(board(dev)), + &priv(dev)->ai_dma_desc_bus_addr); if (priv(dev)->ai_dma_desc == NULL) { return -ENOMEM; } DEBUG_PRINT("ai dma descriptors start at bus addr 0x%x\n", - priv(dev)->ai_dma_desc_bus_addr); + priv(dev)->ai_dma_desc_bus_addr); if (ao_cmd_is_supported(board(dev))) { priv(dev)->ao_dma_desc = - pci_alloc_consistent(priv(dev)->hw_dev, - sizeof(struct plx_dma_desc) * AO_DMA_RING_COUNT, - &priv(dev)->ao_dma_desc_bus_addr); + pci_alloc_consistent(priv(dev)->hw_dev, + sizeof(struct plx_dma_desc) * + AO_DMA_RING_COUNT, + &priv(dev)->ao_dma_desc_bus_addr); if (priv(dev)->ao_dma_desc == NULL) { return -ENOMEM; } DEBUG_PRINT("ao dma descriptors start at bus addr 0x%x\n", - priv(dev)->ao_dma_desc_bus_addr); + priv(dev)->ao_dma_desc_bus_addr); } /* initialize dma descriptors */ for (i = 0; i < ai_dma_ring_count(board(dev)); i++) { priv(dev)->ai_dma_desc[i].pci_start_addr = - cpu_to_le32(priv(dev)->ai_buffer_bus_addr[i]); + cpu_to_le32(priv(dev)->ai_buffer_bus_addr[i]); if (board(dev)->layout == LAYOUT_4020) priv(dev)->ai_dma_desc[i].local_start_addr = - cpu_to_le32(priv(dev)->local1_iobase + - ADC_FIFO_REG); + cpu_to_le32(priv(dev)->local1_iobase + + ADC_FIFO_REG); else priv(dev)->ai_dma_desc[i].local_start_addr = - cpu_to_le32(priv(dev)->local0_iobase + - ADC_FIFO_REG); + cpu_to_le32(priv(dev)->local0_iobase + + ADC_FIFO_REG); priv(dev)->ai_dma_desc[i].transfer_size = cpu_to_le32(0); priv(dev)->ai_dma_desc[i].next = - cpu_to_le32((priv(dev)->ai_dma_desc_bus_addr + ((i + - 1) % - ai_dma_ring_count(board(dev))) * - sizeof(priv(dev)-> - ai_dma_desc[0])) | PLX_DESC_IN_PCI_BIT | - PLX_INTR_TERM_COUNT | PLX_XFER_LOCAL_TO_PCI); + cpu_to_le32((priv(dev)->ai_dma_desc_bus_addr + ((i + + 1) % + ai_dma_ring_count + (board + (dev))) * + sizeof(priv(dev)->ai_dma_desc[0])) | + PLX_DESC_IN_PCI_BIT | PLX_INTR_TERM_COUNT | + PLX_XFER_LOCAL_TO_PCI); } if (ao_cmd_is_supported(board(dev))) { for (i = 0; i < AO_DMA_RING_COUNT; i++) { priv(dev)->ao_dma_desc[i].pci_start_addr = - cpu_to_le32(priv(dev)->ao_buffer_bus_addr[i]); + cpu_to_le32(priv(dev)->ao_buffer_bus_addr[i]); priv(dev)->ao_dma_desc[i].local_start_addr = - cpu_to_le32(priv(dev)->local0_iobase + - DAC_FIFO_REG); + cpu_to_le32(priv(dev)->local0_iobase + + DAC_FIFO_REG); priv(dev)->ao_dma_desc[i].transfer_size = - cpu_to_le32(0); + cpu_to_le32(0); priv(dev)->ao_dma_desc[i].next = - cpu_to_le32((priv(dev)->ao_dma_desc_bus_addr + - ((i + 1) % (AO_DMA_RING_COUNT)) * - sizeof(priv(dev)-> - ao_dma_desc[0])) | - PLX_DESC_IN_PCI_BIT | PLX_INTR_TERM_COUNT); + cpu_to_le32((priv(dev)->ao_dma_desc_bus_addr + + ((i + 1) % (AO_DMA_RING_COUNT)) * + sizeof(priv(dev)->ao_dma_desc[0])) | + PLX_DESC_IN_PCI_BIT | + PLX_INTR_TERM_COUNT); } } return 0; @@ -1661,9 +1706,9 @@ int alloc_and_init_dma_members(struct comedi_device *dev) static inline void warn_external_queue(struct comedi_device *dev) { comedi_error(dev, - "AO command and AI external channel queue cannot be used simultaneously."); + "AO command and AI external channel queue cannot be used simultaneously."); comedi_error(dev, - "Use internal AI channel queue (channels must be consecutive and use same range/aref)"); + "Use internal AI channel queue (channels must be consecutive and use same range/aref)"); } /* @@ -1690,8 +1735,8 @@ static int attach(struct comedi_device *dev, struct comedi_devconfig *it) */ for (pcidev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, NULL); - pcidev != NULL; - pcidev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, pcidev)) { + pcidev != NULL; + pcidev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, pcidev)) { /* is it not a computer boards card? */ if (pcidev->vendor != PCI_VENDOR_ID_COMPUTERBOARDS) continue; @@ -1703,8 +1748,7 @@ static int attach(struct comedi_device *dev, struct comedi_devconfig *it) if (it->options[0] || it->options[1]) { /* are we on the wrong bus/slot? */ if (pcidev->bus->number != it->options[0] || - PCI_SLOT(pcidev->devfn) != - it->options[1]) { + PCI_SLOT(pcidev->devfn) != it->options[1]) { continue; } } @@ -1717,16 +1761,17 @@ static int attach(struct comedi_device *dev, struct comedi_devconfig *it) } if (dev->board_ptr == NULL) { - printk("No supported ComputerBoards/MeasurementComputing card found\n"); + printk + ("No supported ComputerBoards/MeasurementComputing card found\n"); return -EIO; } printk("Found %s on bus %i, slot %i\n", board(dev)->name, - pcidev->bus->number, PCI_SLOT(pcidev->devfn)); + pcidev->bus->number, PCI_SLOT(pcidev->devfn)); if (comedi_pci_enable(pcidev, driver_cb_pcidas.driver_name)) { printk(KERN_WARNING - " failed to enable PCI device and request regions\n"); + " failed to enable PCI device and request regions\n"); return -EIO; } pci_set_master(pcidev); @@ -1735,23 +1780,25 @@ static int attach(struct comedi_device *dev, struct comedi_devconfig *it) dev->board_name = board(dev)->name; priv(dev)->plx9080_phys_iobase = - pci_resource_start(pcidev, PLX9080_BADDRINDEX); + pci_resource_start(pcidev, PLX9080_BADDRINDEX); priv(dev)->main_phys_iobase = - pci_resource_start(pcidev, MAIN_BADDRINDEX); + pci_resource_start(pcidev, MAIN_BADDRINDEX); priv(dev)->dio_counter_phys_iobase = - pci_resource_start(pcidev, DIO_COUNTER_BADDRINDEX); + pci_resource_start(pcidev, DIO_COUNTER_BADDRINDEX); /* remap, won't work with 2.0 kernels but who cares */ priv(dev)->plx9080_iobase = ioremap(priv(dev)->plx9080_phys_iobase, - pci_resource_len(pcidev, PLX9080_BADDRINDEX)); - priv(dev)->main_iobase = ioremap(priv(dev)->main_phys_iobase, - pci_resource_len(pcidev, MAIN_BADDRINDEX)); + pci_resource_len(pcidev, + PLX9080_BADDRINDEX)); + priv(dev)->main_iobase = + ioremap(priv(dev)->main_phys_iobase, + pci_resource_len(pcidev, MAIN_BADDRINDEX)); priv(dev)->dio_counter_iobase = - ioremap(priv(dev)->dio_counter_phys_iobase, - pci_resource_len(pcidev, DIO_COUNTER_BADDRINDEX)); + ioremap(priv(dev)->dio_counter_phys_iobase, + pci_resource_len(pcidev, DIO_COUNTER_BADDRINDEX)); if (!priv(dev)->plx9080_iobase || !priv(dev)->main_iobase - || !priv(dev)->dio_counter_iobase) { + || !priv(dev)->dio_counter_iobase) { printk(" failed to remap io memory\n"); return -ENOMEM; } @@ -1759,27 +1806,25 @@ static int attach(struct comedi_device *dev, struct comedi_devconfig *it) DEBUG_PRINT(" plx9080 remapped to 0x%p\n", priv(dev)->plx9080_iobase); DEBUG_PRINT(" main remapped to 0x%p\n", priv(dev)->main_iobase); DEBUG_PRINT(" diocounter remapped to 0x%p\n", - priv(dev)->dio_counter_iobase); + priv(dev)->dio_counter_iobase); /* figure out what local addresses are */ local_range = - readl(priv(dev)->plx9080_iobase + - PLX_LAS0RNG_REG) & LRNG_MEM_MASK; + readl(priv(dev)->plx9080_iobase + PLX_LAS0RNG_REG) & LRNG_MEM_MASK; local_decode = - readl(priv(dev)->plx9080_iobase + - PLX_LAS0MAP_REG) & local_range & LMAP_MEM_MASK; + readl(priv(dev)->plx9080_iobase + + PLX_LAS0MAP_REG) & local_range & LMAP_MEM_MASK; priv(dev)->local0_iobase = - ((uint32_t) priv(dev)-> - main_phys_iobase & ~local_range) | local_decode; + ((uint32_t) priv(dev)->main_phys_iobase & ~local_range) | + local_decode; local_range = - readl(priv(dev)->plx9080_iobase + - PLX_LAS1RNG_REG) & LRNG_MEM_MASK; + readl(priv(dev)->plx9080_iobase + PLX_LAS1RNG_REG) & LRNG_MEM_MASK; local_decode = - readl(priv(dev)->plx9080_iobase + - PLX_LAS1MAP_REG) & local_range & LMAP_MEM_MASK; + readl(priv(dev)->plx9080_iobase + + PLX_LAS1MAP_REG) & local_range & LMAP_MEM_MASK; priv(dev)->local1_iobase = - ((uint32_t) priv(dev)-> - dio_counter_phys_iobase & ~local_range) | local_decode; + ((uint32_t) priv(dev)->dio_counter_phys_iobase & ~local_range) | + local_decode; DEBUG_PRINT(" local 0 io addr 0x%x\n", priv(dev)->local0_iobase); DEBUG_PRINT(" local 1 io addr 0x%x\n", priv(dev)->local1_iobase); @@ -1789,7 +1834,7 @@ static int attach(struct comedi_device *dev, struct comedi_devconfig *it) return retval; priv(dev)->hw_revision = - hw_revision(dev, readw(priv(dev)->main_iobase + HW_STATUS_REG)); + hw_revision(dev, readw(priv(dev)->main_iobase + HW_STATUS_REG)); printk(" stc hardware revision %i\n", priv(dev)->hw_revision); init_plx9080(dev); init_stc_registers(dev); @@ -1840,32 +1885,40 @@ static int detach(struct comedi_device *dev) for (i = 0; i < ai_dma_ring_count(board(dev)); i++) { if (priv(dev)->ai_buffer[i]) pci_free_consistent(priv(dev)->hw_dev, - DMA_BUFFER_SIZE, - priv(dev)->ai_buffer[i], - priv(dev)-> - ai_buffer_bus_addr[i]); + DMA_BUFFER_SIZE, + priv(dev)-> + ai_buffer[i], + priv + (dev)->ai_buffer_bus_addr + [i]); } for (i = 0; i < AO_DMA_RING_COUNT; i++) { if (priv(dev)->ao_buffer[i]) pci_free_consistent(priv(dev)->hw_dev, - DMA_BUFFER_SIZE, - priv(dev)->ao_buffer[i], - priv(dev)-> - ao_buffer_bus_addr[i]); + DMA_BUFFER_SIZE, + priv(dev)-> + ao_buffer[i], + priv + (dev)->ao_buffer_bus_addr + [i]); } /* free dma descriptors */ if (priv(dev)->ai_dma_desc) pci_free_consistent(priv(dev)->hw_dev, - sizeof(struct plx_dma_desc) * - ai_dma_ring_count(board(dev)), - priv(dev)->ai_dma_desc, - priv(dev)->ai_dma_desc_bus_addr); + sizeof(struct plx_dma_desc) + * + ai_dma_ring_count(board + (dev)), + priv(dev)->ai_dma_desc, + priv(dev)-> + ai_dma_desc_bus_addr); if (priv(dev)->ao_dma_desc) pci_free_consistent(priv(dev)->hw_dev, - sizeof(struct plx_dma_desc) * - AO_DMA_RING_COUNT, - priv(dev)->ao_dma_desc, - priv(dev)->ao_dma_desc_bus_addr); + sizeof(struct plx_dma_desc) + * AO_DMA_RING_COUNT, + priv(dev)->ao_dma_desc, + priv(dev)-> + ao_dma_desc_bus_addr); if (priv(dev)->main_phys_iobase) { comedi_pci_disable(priv(dev)->hw_dev); } @@ -1879,7 +1932,7 @@ static int detach(struct comedi_device *dev) } static int ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, unsigned int *data) { unsigned int bits = 0, n, i; unsigned int channel, range, aref; @@ -1901,14 +1954,14 @@ static int ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, else priv(dev)->adc_control1_bits &= ~ADC_DITHER_BIT; writew(priv(dev)->adc_control1_bits, - priv(dev)->main_iobase + ADC_CONTROL1_REG); + priv(dev)->main_iobase + ADC_CONTROL1_REG); spin_unlock_irqrestore(&dev->spinlock, flags); if (board(dev)->layout != LAYOUT_4020) { /* use internal queue */ priv(dev)->hw_config_bits &= ~EXT_QUEUE_BIT; writew(priv(dev)->hw_config_bits, - priv(dev)->main_iobase + HW_CONFIG_REG); + priv(dev)->main_iobase + HW_CONFIG_REG); /* ALT_SOURCE is internal calibration reference */ if (insn->chanspec & CR_ALT_SOURCE) { @@ -1920,9 +1973,9 @@ static int ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, else cal_en_bit = CAL_EN_64XX_BIT; /* select internal reference source to connect to channel 0 */ - writew(cal_en_bit | adc_src_bits(priv(dev)-> - calibration_source), - priv(dev)->main_iobase + CALIBRATION_REG); + writew(cal_en_bit | + adc_src_bits(priv(dev)->calibration_source), + priv(dev)->main_iobase + CALIBRATION_REG); } else { /* make sure internal calibration source is turned off */ writew(0, priv(dev)->main_iobase + CALIBRATION_REG); @@ -1938,7 +1991,7 @@ static int ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, bits |= adc_chan_bits(channel); /* set stop channel */ writew(adc_chan_bits(channel), - priv(dev)->main_iobase + ADC_QUEUE_HIGH_REG); + priv(dev)->main_iobase + ADC_QUEUE_HIGH_REG); /* set start channel, and rest of settings */ writew(bits, priv(dev)->main_iobase + ADC_QUEUE_LOAD_REG); } else { @@ -1948,8 +2001,7 @@ static int ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, if (insn->chanspec & CR_ALT_SOURCE) { DEBUG_PRINT("reading calibration source\n"); priv(dev)->i2c_cal_range_bits |= - adc_src_4020_bits(priv(dev)-> - calibration_source); + adc_src_4020_bits(priv(dev)->calibration_source); } else { /* select BNC inputs */ priv(dev)->i2c_cal_range_bits |= adc_src_4020_bits(4); } @@ -1958,20 +2010,20 @@ static int ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, priv(dev)->i2c_cal_range_bits |= attenuate_bit(channel); else priv(dev)->i2c_cal_range_bits &= - ~attenuate_bit(channel); + ~attenuate_bit(channel); /* update calibration/range i2c register only if necessary, as it is very slow */ if (old_cal_range_bits != priv(dev)->i2c_cal_range_bits) { uint8_t i2c_data = priv(dev)->i2c_cal_range_bits; i2c_write(dev, RANGE_CAL_I2C_ADDR, &i2c_data, - sizeof(i2c_data)); + sizeof(i2c_data)); } /* 4020 manual asks that sample interval register to be set before writing to convert register. * Using somewhat arbitrary setting of 4 master clock ticks = 0.1 usec */ writew(0, - priv(dev)->main_iobase + ADC_SAMPLE_INTERVAL_UPPER_REG); + priv(dev)->main_iobase + ADC_SAMPLE_INTERVAL_UPPER_REG); writew(2, - priv(dev)->main_iobase + ADC_SAMPLE_INTERVAL_LOWER_REG); + priv(dev)->main_iobase + ADC_SAMPLE_INTERVAL_LOWER_REG); } for (n = 0; n < insn->n; n++) { @@ -1981,7 +2033,7 @@ static int ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, /* trigger conversion, bits sent only matter for 4020 */ writew(adc_convert_chan_4020_bits(CR_CHAN(insn->chanspec)), - priv(dev)->main_iobase + ADC_CONVERT_REG); + priv(dev)->main_iobase + ADC_CONVERT_REG); /* wait for data */ for (i = 0; i < timeout; i++) { @@ -1989,7 +2041,7 @@ static int ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, DEBUG_PRINT(" pipe bits 0x%x\n", pipe_full_bits(bits)); if (board(dev)->layout == LAYOUT_4020) { if (readw(priv(dev)->main_iobase + - ADC_WRITE_PNTR_REG)) + ADC_WRITE_PNTR_REG)) break; } else { if (pipe_full_bits(bits)) @@ -2005,17 +2057,18 @@ static int ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, } if (board(dev)->layout == LAYOUT_4020) data[n] = - readl(priv(dev)->dio_counter_iobase + - ADC_FIFO_REG) & 0xffff; + readl(priv(dev)->dio_counter_iobase + + ADC_FIFO_REG) & 0xffff; else data[n] = - readw(priv(dev)->main_iobase + PIPE1_READ_REG); + readw(priv(dev)->main_iobase + PIPE1_READ_REG); } return n; } -static int ai_config_calibration_source(struct comedi_device *dev, unsigned int *data) +static int ai_config_calibration_source(struct comedi_device *dev, + unsigned int *data) { unsigned int source = data[1]; int num_calibration_sources; @@ -2046,8 +2099,7 @@ static int ai_config_block_size(struct comedi_device *dev, unsigned int *data) if (requested_block_size) { fifo_size = - requested_block_size * fifo->num_segments / - bytes_in_sample; + requested_block_size * fifo->num_segments / bytes_in_sample; retval = set_ai_fifo_size(dev, fifo_size); if (retval < 0) @@ -2062,7 +2114,8 @@ static int ai_config_block_size(struct comedi_device *dev, unsigned int *data) return 2; } -static int ai_config_master_clock_4020(struct comedi_device *dev, unsigned int *data) +static int ai_config_master_clock_4020(struct comedi_device *dev, + unsigned int *data) { unsigned int divisor = data[4]; int retval = 0; @@ -2104,7 +2157,7 @@ static int ai_config_master_clock(struct comedi_device *dev, unsigned int *data) } static int ai_config_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, unsigned int *data) { int id = data[0]; @@ -2126,7 +2179,7 @@ static int ai_config_insn(struct comedi_device *dev, struct comedi_subdevice *s, } static int ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_cmd *cmd) + struct comedi_cmd *cmd) { int err = 0; int tmp; @@ -2181,21 +2234,21 @@ static int ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT) err++; if (cmd->scan_begin_src != TRIG_TIMER && - cmd->scan_begin_src != TRIG_OTHER && - cmd->scan_begin_src != TRIG_FOLLOW) + cmd->scan_begin_src != TRIG_OTHER && + cmd->scan_begin_src != TRIG_FOLLOW) err++; if (cmd->convert_src != TRIG_TIMER && - cmd->convert_src != TRIG_EXT && cmd->convert_src != TRIG_NOW) + cmd->convert_src != TRIG_EXT && cmd->convert_src != TRIG_NOW) err++; if (cmd->stop_src != TRIG_COUNT && - cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT) + cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT) err++; /* compatibility check */ if (cmd->convert_src == TRIG_EXT && cmd->scan_begin_src == TRIG_TIMER) err++; if (cmd->stop_src != TRIG_COUNT && - cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT) + cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT) err++; if (err) @@ -2217,10 +2270,10 @@ static int ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, if (cmd->scan_begin_src == TRIG_TIMER) { /* if scans are timed faster than conversion rate allows */ if (cmd->convert_arg * cmd->chanlist_len > - cmd->scan_begin_arg) { + cmd->scan_begin_arg) { cmd->scan_begin_arg = - cmd->convert_arg * - cmd->chanlist_len; + cmd->convert_arg * + cmd->chanlist_len; err++; } } @@ -2279,7 +2332,7 @@ static int ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, for (i = 1; i < cmd->chanlist_len; i++) { if (aref != CR_AREF(cmd->chanlist[i])) { comedi_error(dev, - "all elements in chanlist must use the same analog reference"); + "all elements in chanlist must use the same analog reference"); err++; break; } @@ -2289,16 +2342,16 @@ static int ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, unsigned int first_channel = CR_CHAN(cmd->chanlist[0]); for (i = 1; i < cmd->chanlist_len; i++) { if (CR_CHAN(cmd->chanlist[i]) != - first_channel + i) { + first_channel + i) { comedi_error(dev, - "chanlist must use consecutive channels"); + "chanlist must use consecutive channels"); err++; break; } } if (cmd->chanlist_len == 3) { comedi_error(dev, - "chanlist cannot be 3 channels long, use 1, 2, or 4 channels"); + "chanlist cannot be 3 channels long, use 1, 2, or 4 channels"); err++; } } @@ -2321,7 +2374,8 @@ static int use_hw_sample_counter(struct comedi_cmd *cmd) return 0; } -static void setup_sample_counters(struct comedi_device *dev, struct comedi_cmd *cmd) +static void setup_sample_counters(struct comedi_device *dev, + struct comedi_cmd *cmd) { if (cmd->stop_src == TRIG_COUNT) { /* set software count */ @@ -2330,9 +2384,9 @@ static void setup_sample_counters(struct comedi_device *dev, struct comedi_cmd * /* load hardware conversion counter */ if (use_hw_sample_counter(cmd)) { writew(cmd->stop_arg & 0xffff, - priv(dev)->main_iobase + ADC_COUNT_LOWER_REG); + priv(dev)->main_iobase + ADC_COUNT_LOWER_REG); writew((cmd->stop_arg >> 16) & 0xff, - priv(dev)->main_iobase + ADC_COUNT_UPPER_REG); + priv(dev)->main_iobase + ADC_COUNT_UPPER_REG); } else { writew(1, priv(dev)->main_iobase + ADC_COUNT_LOWER_REG); } @@ -2343,8 +2397,8 @@ static inline unsigned int dma_transfer_size(struct comedi_device *dev) unsigned int num_samples; num_samples = - priv(dev)->ai_fifo_segment_length * - board(dev)->ai_fifo->sample_packing_ratio; + priv(dev)->ai_fifo_segment_length * + board(dev)->ai_fifo->sample_packing_ratio; if (num_samples > DMA_BUFFER_SIZE / sizeof(uint16_t)) num_samples = DMA_BUFFER_SIZE / sizeof(uint16_t); @@ -2360,12 +2414,12 @@ static void disable_ai_pacing(struct comedi_device *dev) spin_lock_irqsave(&dev->spinlock, flags); priv(dev)->adc_control1_bits &= ~ADC_SW_GATE_BIT; writew(priv(dev)->adc_control1_bits, - priv(dev)->main_iobase + ADC_CONTROL1_REG); + priv(dev)->main_iobase + ADC_CONTROL1_REG); spin_unlock_irqrestore(&dev->spinlock, flags); /* disable pacing, triggering, etc */ writew(ADC_DMA_DISABLE_BIT | ADC_SOFT_GATE_BITS | ADC_GATE_LEVEL_BIT, - priv(dev)->main_iobase + ADC_CONTROL0_REG); + priv(dev)->main_iobase + ADC_CONTROL0_REG); } static void disable_ai_interrupts(struct comedi_device *dev) @@ -2374,23 +2428,24 @@ static void disable_ai_interrupts(struct comedi_device *dev) spin_lock_irqsave(&dev->spinlock, flags); priv(dev)->intr_enable_bits &= - ~EN_ADC_INTR_SRC_BIT & ~EN_ADC_DONE_INTR_BIT & - ~EN_ADC_ACTIVE_INTR_BIT & ~EN_ADC_STOP_INTR_BIT & - ~EN_ADC_OVERRUN_BIT & ~ADC_INTR_SRC_MASK; + ~EN_ADC_INTR_SRC_BIT & ~EN_ADC_DONE_INTR_BIT & + ~EN_ADC_ACTIVE_INTR_BIT & ~EN_ADC_STOP_INTR_BIT & + ~EN_ADC_OVERRUN_BIT & ~ADC_INTR_SRC_MASK; writew(priv(dev)->intr_enable_bits, - priv(dev)->main_iobase + INTR_ENABLE_REG); + priv(dev)->main_iobase + INTR_ENABLE_REG); spin_unlock_irqrestore(&dev->spinlock, flags); DEBUG_PRINT("intr enable bits 0x%x\n", priv(dev)->intr_enable_bits); } -static void enable_ai_interrupts(struct comedi_device *dev, const struct comedi_cmd *cmd) +static void enable_ai_interrupts(struct comedi_device *dev, + const struct comedi_cmd *cmd) { uint32_t bits; unsigned long flags; bits = EN_ADC_OVERRUN_BIT | EN_ADC_DONE_INTR_BIT | - EN_ADC_ACTIVE_INTR_BIT | EN_ADC_STOP_INTR_BIT; + EN_ADC_ACTIVE_INTR_BIT | EN_ADC_STOP_INTR_BIT; /* Use pio transfer and interrupt on end of conversion if TRIG_WAKE_EOS flag is set. */ if (cmd->flags & TRIG_WAKE_EOS) { /* 4020 doesn't support pio transfers except for fifo dregs */ @@ -2400,27 +2455,28 @@ static void enable_ai_interrupts(struct comedi_device *dev, const struct comedi_ spin_lock_irqsave(&dev->spinlock, flags); priv(dev)->intr_enable_bits |= bits; writew(priv(dev)->intr_enable_bits, - priv(dev)->main_iobase + INTR_ENABLE_REG); + priv(dev)->main_iobase + INTR_ENABLE_REG); DEBUG_PRINT("intr enable bits 0x%x\n", priv(dev)->intr_enable_bits); spin_unlock_irqrestore(&dev->spinlock, flags); } static uint32_t ai_convert_counter_6xxx(const struct comedi_device *dev, - const struct comedi_cmd *cmd) + const struct comedi_cmd *cmd) { /* supposed to load counter with desired divisor minus 3 */ return cmd->convert_arg / TIMER_BASE - 3; } -static uint32_t ai_scan_counter_6xxx(struct comedi_device *dev, struct comedi_cmd *cmd) +static uint32_t ai_scan_counter_6xxx(struct comedi_device *dev, + struct comedi_cmd *cmd) { uint32_t count; /* figure out how long we need to delay at end of scan */ switch (cmd->scan_begin_src) { case TRIG_TIMER: count = (cmd->scan_begin_arg - - (cmd->convert_arg * (cmd->chanlist_len - 1))) - / TIMER_BASE; + (cmd->convert_arg * (cmd->chanlist_len - 1))) + / TIMER_BASE; break; case TRIG_FOLLOW: count = cmd->convert_arg / TIMER_BASE; @@ -2432,7 +2488,8 @@ static uint32_t ai_scan_counter_6xxx(struct comedi_device *dev, struct comedi_cm return count - 3; } -static uint32_t ai_convert_counter_4020(struct comedi_device *dev, struct comedi_cmd *cmd) +static uint32_t ai_convert_counter_4020(struct comedi_device *dev, + struct comedi_cmd *cmd) { unsigned int divisor; @@ -2454,7 +2511,7 @@ static uint32_t ai_convert_counter_4020(struct comedi_device *dev, struct comedi } static void select_master_clock_4020(struct comedi_device *dev, - const struct comedi_cmd *cmd) + const struct comedi_cmd *cmd) { /* select internal/external master clock */ priv(dev)->hw_config_bits &= ~MASTER_CLOCK_4020_MASK; @@ -2469,10 +2526,11 @@ static void select_master_clock_4020(struct comedi_device *dev, priv(dev)->hw_config_bits |= INTERNAL_CLOCK_4020_BITS; } writew(priv(dev)->hw_config_bits, - priv(dev)->main_iobase + HW_CONFIG_REG); + priv(dev)->main_iobase + HW_CONFIG_REG); } -static void select_master_clock(struct comedi_device *dev, const struct comedi_cmd *cmd) +static void select_master_clock(struct comedi_device *dev, + const struct comedi_cmd *cmd) { switch (board(dev)->layout) { case LAYOUT_4020: @@ -2483,7 +2541,8 @@ static void select_master_clock(struct comedi_device *dev, const struct comedi_c } } -static inline void dma_start_sync(struct comedi_device *dev, unsigned int channel) +static inline void dma_start_sync(struct comedi_device *dev, + unsigned int channel) { unsigned long flags; @@ -2491,12 +2550,12 @@ static inline void dma_start_sync(struct comedi_device *dev, unsigned int channe spin_lock_irqsave(&dev->spinlock, flags); if (channel) writeb(PLX_DMA_EN_BIT | PLX_DMA_START_BIT | - PLX_CLEAR_DMA_INTR_BIT, - priv(dev)->plx9080_iobase + PLX_DMA1_CS_REG); + PLX_CLEAR_DMA_INTR_BIT, + priv(dev)->plx9080_iobase + PLX_DMA1_CS_REG); else writeb(PLX_DMA_EN_BIT | PLX_DMA_START_BIT | - PLX_CLEAR_DMA_INTR_BIT, - priv(dev)->plx9080_iobase + PLX_DMA0_CS_REG); + PLX_CLEAR_DMA_INTR_BIT, + priv(dev)->plx9080_iobase + PLX_DMA0_CS_REG); spin_unlock_irqrestore(&dev->spinlock, flags); } @@ -2517,17 +2576,17 @@ static void set_ai_pacing(struct comedi_device *dev, struct comedi_cmd *cmd) /* load lower 16 bits of convert interval */ writew(convert_counter & 0xffff, - priv(dev)->main_iobase + ADC_SAMPLE_INTERVAL_LOWER_REG); + priv(dev)->main_iobase + ADC_SAMPLE_INTERVAL_LOWER_REG); DEBUG_PRINT("convert counter 0x%x\n", convert_counter); /* load upper 8 bits of convert interval */ writew((convert_counter >> 16) & 0xff, - priv(dev)->main_iobase + ADC_SAMPLE_INTERVAL_UPPER_REG); + priv(dev)->main_iobase + ADC_SAMPLE_INTERVAL_UPPER_REG); /* load lower 16 bits of scan delay */ writew(scan_counter & 0xffff, - priv(dev)->main_iobase + ADC_DELAY_INTERVAL_LOWER_REG); + priv(dev)->main_iobase + ADC_DELAY_INTERVAL_LOWER_REG); /* load upper 8 bits of scan delay */ writew((scan_counter >> 16) & 0xff, - priv(dev)->main_iobase + ADC_DELAY_INTERVAL_UPPER_REG); + priv(dev)->main_iobase + ADC_DELAY_INTERVAL_UPPER_REG); DEBUG_PRINT("scan counter 0x%x\n", scan_counter); } @@ -2536,10 +2595,10 @@ static int use_internal_queue_6xxx(const struct comedi_cmd *cmd) int i; for (i = 0; i + 1 < cmd->chanlist_len; i++) { if (CR_CHAN(cmd->chanlist[i + 1]) != - CR_CHAN(cmd->chanlist[i]) + 1) + CR_CHAN(cmd->chanlist[i]) + 1) return 0; if (CR_RANGE(cmd->chanlist[i + 1]) != - CR_RANGE(cmd->chanlist[i])) + CR_RANGE(cmd->chanlist[i])) return 0; if (CR_AREF(cmd->chanlist[i + 1]) != CR_AREF(cmd->chanlist[i])) return 0; @@ -2547,7 +2606,8 @@ static int use_internal_queue_6xxx(const struct comedi_cmd *cmd) return 1; } -static int setup_channel_queue(struct comedi_device *dev, const struct comedi_cmd *cmd) +static int setup_channel_queue(struct comedi_device *dev, + const struct comedi_cmd *cmd) { unsigned short bits; int i; @@ -2556,25 +2616,26 @@ static int setup_channel_queue(struct comedi_device *dev, const struct comedi_cm if (use_internal_queue_6xxx(cmd)) { priv(dev)->hw_config_bits &= ~EXT_QUEUE_BIT; writew(priv(dev)->hw_config_bits, - priv(dev)->main_iobase + HW_CONFIG_REG); + priv(dev)->main_iobase + HW_CONFIG_REG); bits = 0; /* set channel */ bits |= adc_chan_bits(CR_CHAN(cmd->chanlist[0])); /* set gain */ bits |= ai_range_bits_6xxx(dev, - CR_RANGE(cmd->chanlist[0])); + CR_RANGE(cmd->chanlist[0])); /* set single-ended / differential */ bits |= se_diff_bit_6xxx(dev, - CR_AREF(cmd->chanlist[0]) == AREF_DIFF); + CR_AREF(cmd->chanlist[0]) == + AREF_DIFF); if (CR_AREF(cmd->chanlist[0]) == AREF_COMMON) bits |= ADC_COMMON_BIT; /* set stop channel */ - writew(adc_chan_bits(CR_CHAN(cmd->chanlist[cmd-> - chanlist_len - 1])), - priv(dev)->main_iobase + ADC_QUEUE_HIGH_REG); + writew(adc_chan_bits + (CR_CHAN(cmd->chanlist[cmd->chanlist_len - 1])), + priv(dev)->main_iobase + ADC_QUEUE_HIGH_REG); /* set start channel, and rest of settings */ writew(bits, - priv(dev)->main_iobase + ADC_QUEUE_LOAD_REG); + priv(dev)->main_iobase + ADC_QUEUE_LOAD_REG); } else { /* use external queue */ if (dev->write_subdev && dev->write_subdev->busy) { @@ -2583,36 +2644,40 @@ static int setup_channel_queue(struct comedi_device *dev, const struct comedi_cm } priv(dev)->hw_config_bits |= EXT_QUEUE_BIT; writew(priv(dev)->hw_config_bits, - priv(dev)->main_iobase + HW_CONFIG_REG); + priv(dev)->main_iobase + HW_CONFIG_REG); /* clear DAC buffer to prevent weird interactions */ writew(0, - priv(dev)->main_iobase + DAC_BUFFER_CLEAR_REG); + priv(dev)->main_iobase + DAC_BUFFER_CLEAR_REG); /* clear queue pointer */ writew(0, priv(dev)->main_iobase + ADC_QUEUE_CLEAR_REG); /* load external queue */ for (i = 0; i < cmd->chanlist_len; i++) { bits = 0; /* set channel */ - bits |= adc_chan_bits(CR_CHAN(cmd-> - chanlist[i])); + bits |= + adc_chan_bits(CR_CHAN(cmd->chanlist[i])); /* set gain */ bits |= ai_range_bits_6xxx(dev, - CR_RANGE(cmd->chanlist[i])); + CR_RANGE(cmd-> + chanlist + [i])); /* set single-ended / differential */ bits |= se_diff_bit_6xxx(dev, - CR_AREF(cmd->chanlist[i]) == AREF_DIFF); + CR_AREF(cmd-> + chanlist[i]) == + AREF_DIFF); if (CR_AREF(cmd->chanlist[i]) == AREF_COMMON) bits |= ADC_COMMON_BIT; /* mark end of queue */ if (i == cmd->chanlist_len - 1) bits |= QUEUE_EOSCAN_BIT | - QUEUE_EOSEQ_BIT; + QUEUE_EOSEQ_BIT; writew(bits, - priv(dev)->main_iobase + - ADC_QUEUE_FIFO_REG); + priv(dev)->main_iobase + + ADC_QUEUE_FIFO_REG); DEBUG_PRINT - ("wrote 0x%x to external channel queue\n", - bits); + ("wrote 0x%x to external channel queue\n", + bits); } /* doing a queue clear is not specified in board docs, * but required for reliable operation */ @@ -2622,7 +2687,7 @@ static int setup_channel_queue(struct comedi_device *dev, const struct comedi_cm } } else { unsigned short old_cal_range_bits = - priv(dev)->i2c_cal_range_bits; + priv(dev)->i2c_cal_range_bits; priv(dev)->i2c_cal_range_bits &= ~ADC_SRC_4020_MASK; /* select BNC inputs */ @@ -2634,23 +2699,24 @@ static int setup_channel_queue(struct comedi_device *dev, const struct comedi_cm if (range == 0) priv(dev)->i2c_cal_range_bits |= - attenuate_bit(channel); + attenuate_bit(channel); else priv(dev)->i2c_cal_range_bits &= - ~attenuate_bit(channel); + ~attenuate_bit(channel); } /* update calibration/range i2c register only if necessary, as it is very slow */ if (old_cal_range_bits != priv(dev)->i2c_cal_range_bits) { uint8_t i2c_data = priv(dev)->i2c_cal_range_bits; i2c_write(dev, RANGE_CAL_I2C_ADDR, &i2c_data, - sizeof(i2c_data)); + sizeof(i2c_data)); } } return 0; } static inline void load_first_dma_descriptor(struct comedi_device *dev, - unsigned int dma_channel, unsigned int descriptor_bits) + unsigned int dma_channel, + unsigned int descriptor_bits) { /* The transfer size, pci address, and local address registers * are supposedly unused during chained dma, @@ -2659,20 +2725,20 @@ static inline void load_first_dma_descriptor(struct comedi_device *dev, * block. Initializing them to zero seems to fix the problem. */ if (dma_channel) { writel(0, - priv(dev)->plx9080_iobase + PLX_DMA1_TRANSFER_SIZE_REG); + priv(dev)->plx9080_iobase + PLX_DMA1_TRANSFER_SIZE_REG); writel(0, priv(dev)->plx9080_iobase + PLX_DMA1_PCI_ADDRESS_REG); writel(0, - priv(dev)->plx9080_iobase + PLX_DMA1_LOCAL_ADDRESS_REG); + priv(dev)->plx9080_iobase + PLX_DMA1_LOCAL_ADDRESS_REG); writel(descriptor_bits, - priv(dev)->plx9080_iobase + PLX_DMA1_DESCRIPTOR_REG); + priv(dev)->plx9080_iobase + PLX_DMA1_DESCRIPTOR_REG); } else { writel(0, - priv(dev)->plx9080_iobase + PLX_DMA0_TRANSFER_SIZE_REG); + priv(dev)->plx9080_iobase + PLX_DMA0_TRANSFER_SIZE_REG); writel(0, priv(dev)->plx9080_iobase + PLX_DMA0_PCI_ADDRESS_REG); writel(0, - priv(dev)->plx9080_iobase + PLX_DMA0_LOCAL_ADDRESS_REG); + priv(dev)->plx9080_iobase + PLX_DMA0_LOCAL_ADDRESS_REG); writel(descriptor_bits, - priv(dev)->plx9080_iobase + PLX_DMA0_DESCRIPTOR_REG); + priv(dev)->plx9080_iobase + PLX_DMA0_DESCRIPTOR_REG); } } @@ -2719,14 +2785,15 @@ static int ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s) priv(dev)->adc_control1_bits |= TWO_CHANNEL_4020_BITS; priv(dev)->adc_control1_bits &= ~ADC_LO_CHANNEL_4020_MASK; priv(dev)->adc_control1_bits |= - adc_lo_chan_4020_bits(CR_CHAN(cmd->chanlist[0])); + adc_lo_chan_4020_bits(CR_CHAN(cmd->chanlist[0])); priv(dev)->adc_control1_bits &= ~ADC_HI_CHANNEL_4020_MASK; priv(dev)->adc_control1_bits |= - adc_hi_chan_4020_bits(CR_CHAN(cmd->chanlist[cmd-> - chanlist_len - 1])); + adc_hi_chan_4020_bits(CR_CHAN + (cmd-> + chanlist[cmd->chanlist_len - 1])); } writew(priv(dev)->adc_control1_bits, - priv(dev)->main_iobase + ADC_CONTROL1_REG); + priv(dev)->main_iobase + ADC_CONTROL1_REG); DEBUG_PRINT("control1 bits 0x%x\n", priv(dev)->adc_control1_bits); spin_unlock_irqrestore(&dev->spinlock, flags); @@ -2734,20 +2801,21 @@ static int ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s) writew(0, priv(dev)->main_iobase + ADC_BUFFER_CLEAR_REG); if ((cmd->flags & TRIG_WAKE_EOS) == 0 || - board(dev)->layout == LAYOUT_4020) { + board(dev)->layout == LAYOUT_4020) { priv(dev)->ai_dma_index = 0; /* set dma transfer size */ for (i = 0; i < ai_dma_ring_count(board(dev)); i++) priv(dev)->ai_dma_desc[i].transfer_size = - cpu_to_le32(dma_transfer_size(dev) * - sizeof(uint16_t)); + cpu_to_le32(dma_transfer_size(dev) * + sizeof(uint16_t)); /* give location of first dma descriptor */ load_first_dma_descriptor(dev, 1, - priv(dev)-> - ai_dma_desc_bus_addr | PLX_DESC_IN_PCI_BIT | - PLX_INTR_TERM_COUNT | PLX_XFER_LOCAL_TO_PCI); + priv(dev)->ai_dma_desc_bus_addr | + PLX_DESC_IN_PCI_BIT | + PLX_INTR_TERM_COUNT | + PLX_XFER_LOCAL_TO_PCI); dma_start_sync(dev, 1); } @@ -2807,11 +2875,9 @@ static void pio_drain_ai_fifo_16(struct comedi_device *dev) do { /* get least significant 15 bits */ read_index = - readw(priv(dev)->main_iobase + - ADC_READ_PNTR_REG) & 0x7fff; + readw(priv(dev)->main_iobase + ADC_READ_PNTR_REG) & 0x7fff; write_index = - readw(priv(dev)->main_iobase + - ADC_WRITE_PNTR_REG) & 0x7fff; + readw(priv(dev)->main_iobase + ADC_WRITE_PNTR_REG) & 0x7fff; /* Get most significant bits (grey code). Different boards use different code * so use a scheme that doesn't depend on encoding. This read must * occur after reading least significant 15 bits to avoid race @@ -2824,11 +2890,12 @@ static void pio_drain_ai_fifo_16(struct comedi_device *dev) write_segment = adc_upper_write_ptr_code(prepost_bits); DEBUG_PRINT(" rd seg %i, wrt seg %i, rd idx %i, wrt idx %i\n", - read_segment, write_segment, read_index, write_index); + read_segment, write_segment, read_index, + write_index); if (read_segment != write_segment) num_samples = - priv(dev)->ai_fifo_segment_length - read_index; + priv(dev)->ai_fifo_segment_length - read_index; else num_samples = write_index - read_index; @@ -2850,7 +2917,8 @@ static void pio_drain_ai_fifo_16(struct comedi_device *dev) for (i = 0; i < num_samples; i++) { cfc_write_to_buffer(s, - readw(priv(dev)->main_iobase + ADC_FIFO_REG)); + readw(priv(dev)->main_iobase + + ADC_FIFO_REG)); } } while (read_segment != write_segment); @@ -2870,9 +2938,9 @@ static void pio_drain_ai_fifo_32(struct comedi_device *dev) unsigned int max_transfer = 100000; uint32_t fifo_data; int write_code = - readw(priv(dev)->main_iobase + ADC_WRITE_PNTR_REG) & 0x7fff; + readw(priv(dev)->main_iobase + ADC_WRITE_PNTR_REG) & 0x7fff; int read_code = - readw(priv(dev)->main_iobase + ADC_READ_PNTR_REG) & 0x7fff; + readw(priv(dev)->main_iobase + ADC_READ_PNTR_REG) & 0x7fff; if (cmd->stop_src == TRIG_COUNT) { if (max_transfer > priv(dev)->ai_count) { @@ -2888,8 +2956,7 @@ static void pio_drain_ai_fifo_32(struct comedi_device *dev) i++; } read_code = - readw(priv(dev)->main_iobase + - ADC_READ_PNTR_REG) & 0x7fff; + readw(priv(dev)->main_iobase + ADC_READ_PNTR_REG) & 0x7fff; } priv(dev)->ai_count -= i; } @@ -2913,19 +2980,18 @@ static void drain_dma_buffers(struct comedi_device *dev, unsigned int channel) if (channel) pci_addr_reg = - priv(dev)->plx9080_iobase + PLX_DMA1_PCI_ADDRESS_REG; + priv(dev)->plx9080_iobase + PLX_DMA1_PCI_ADDRESS_REG; else pci_addr_reg = - priv(dev)->plx9080_iobase + PLX_DMA0_PCI_ADDRESS_REG; + priv(dev)->plx9080_iobase + PLX_DMA0_PCI_ADDRESS_REG; /* loop until we have read all the full buffers */ for (j = 0, next_transfer_addr = readl(pci_addr_reg); - (next_transfer_addr < - priv(dev)->ai_buffer_bus_addr[priv(dev)->ai_dma_index] - || next_transfer_addr >= - priv(dev)->ai_buffer_bus_addr[priv(dev)->ai_dma_index] + - DMA_BUFFER_SIZE) && j < ai_dma_ring_count(board(dev)); - j++) { + (next_transfer_addr < + priv(dev)->ai_buffer_bus_addr[priv(dev)->ai_dma_index] + || next_transfer_addr >= + priv(dev)->ai_buffer_bus_addr[priv(dev)->ai_dma_index] + + DMA_BUFFER_SIZE) && j < ai_dma_ring_count(board(dev)); j++) { /* transfer data from dma buffer to comedi buffer */ num_samples = dma_transfer_size(dev); if (async->cmd.stop_src == TRIG_COUNT) { @@ -2934,15 +3000,16 @@ static void drain_dma_buffers(struct comedi_device *dev, unsigned int channel) priv(dev)->ai_count -= num_samples; } cfc_write_array_to_buffer(dev->read_subdev, - priv(dev)->ai_buffer[priv(dev)->ai_dma_index], - num_samples * sizeof(uint16_t)); + priv(dev)->ai_buffer[priv(dev)-> + ai_dma_index], + num_samples * sizeof(uint16_t)); priv(dev)->ai_dma_index = - (priv(dev)->ai_dma_index + - 1) % ai_dma_ring_count(board(dev)); + (priv(dev)->ai_dma_index + + 1) % ai_dma_ring_count(board(dev)); DEBUG_PRINT("next buffer addr 0x%lx\n", - (unsigned long)priv(dev)->ai_buffer_bus_addr[priv(dev)-> - ai_dma_index]); + (unsigned long)priv(dev)-> + ai_buffer_bus_addr[priv(dev)->ai_dma_index]); DEBUG_PRINT("pci addr reg 0x%x\n", next_transfer_addr); } /* XXX check for dma ring buffer overrun (use end-of-chain bit to mark last @@ -2950,7 +3017,7 @@ static void drain_dma_buffers(struct comedi_device *dev, unsigned int channel) } void handle_ai_interrupt(struct comedi_device *dev, unsigned short status, - unsigned int plx_status) + unsigned int plx_status) { struct comedi_subdevice *s = dev->read_subdev; struct comedi_async *async = s->async; @@ -2968,7 +3035,7 @@ void handle_ai_interrupt(struct comedi_device *dev, unsigned short status, dma1_status = readb(priv(dev)->plx9080_iobase + PLX_DMA1_CS_REG); if (plx_status & ICS_DMA1_A) { /* dma chan 1 interrupt */ writeb((dma1_status & PLX_DMA_EN_BIT) | PLX_CLEAR_DMA_INTR_BIT, - priv(dev)->plx9080_iobase + PLX_DMA1_CS_REG); + priv(dev)->plx9080_iobase + PLX_DMA1_CS_REG); DEBUG_PRINT("dma1 status 0x%x\n", dma1_status); if (dma1_status & PLX_DMA_EN_BIT) { @@ -2983,9 +3050,9 @@ void handle_ai_interrupt(struct comedi_device *dev, unsigned short status, /* drain fifo with pio */ if ((status & ADC_DONE_BIT) || - ((cmd->flags & TRIG_WAKE_EOS) && - (status & ADC_INTR_PENDING_BIT) && - (board(dev)->layout != LAYOUT_4020))) { + ((cmd->flags & TRIG_WAKE_EOS) && + (status & ADC_INTR_PENDING_BIT) && + (board(dev)->layout != LAYOUT_4020))) { DEBUG_PRINT("pio fifo drain\n"); spin_lock_irqsave(&dev->spinlock, flags); if (priv(dev)->ai_cmd_running) { @@ -2996,7 +3063,7 @@ void handle_ai_interrupt(struct comedi_device *dev, unsigned short status, } /* if we are have all the data, then quit */ if ((cmd->stop_src == TRIG_COUNT && priv(dev)->ai_count <= 0) || - (cmd->stop_src == TRIG_EXT && (status & ADC_STOP_BIT))) { + (cmd->stop_src == TRIG_EXT && (status & ADC_STOP_BIT))) { async->events |= COMEDI_CB_EOA; } @@ -3026,14 +3093,15 @@ static int last_ao_dma_load_completed(struct comedi_device *dev) return 0; transfer_address = - readl(priv(dev)->plx9080_iobase + PLX_DMA0_PCI_ADDRESS_REG); + readl(priv(dev)->plx9080_iobase + PLX_DMA0_PCI_ADDRESS_REG); if (transfer_address != priv(dev)->ao_buffer_bus_addr[buffer_index]) return 0; return 1; } -static int ao_stopped_by_error(struct comedi_device *dev, const struct comedi_cmd *cmd) +static int ao_stopped_by_error(struct comedi_device *dev, + const struct comedi_cmd *cmd) { if (cmd->stop_src == TRIG_NONE) return 1; @@ -3047,10 +3115,10 @@ static int ao_stopped_by_error(struct comedi_device *dev, const struct comedi_cm } static inline int ao_dma_needs_restart(struct comedi_device *dev, - unsigned short dma_status) + unsigned short dma_status) { if ((dma_status & PLX_DMA_DONE_BIT) == 0 || - (dma_status & PLX_DMA_EN_BIT) == 0) + (dma_status & PLX_DMA_EN_BIT) == 0) return 0; if (last_ao_dma_load_completed(dev)) return 0; @@ -3063,7 +3131,7 @@ static void restart_ao_dma(struct comedi_device *dev) unsigned int dma_desc_bits; dma_desc_bits = - readl(priv(dev)->plx9080_iobase + PLX_DMA0_DESCRIPTOR_REG); + readl(priv(dev)->plx9080_iobase + PLX_DMA0_DESCRIPTOR_REG); dma_desc_bits &= ~PLX_END_OF_CHAIN_BIT; DEBUG_PRINT("restarting ao dma, descriptor reg 0x%x\n", dma_desc_bits); load_first_dma_descriptor(dev, 0, dma_desc_bits); @@ -3071,8 +3139,8 @@ static void restart_ao_dma(struct comedi_device *dev) dma_start_sync(dev, 0); } -static void handle_ao_interrupt(struct comedi_device *dev, unsigned short status, - unsigned int plx_status) +static void handle_ao_interrupt(struct comedi_device *dev, + unsigned short status, unsigned int plx_status) { struct comedi_subdevice *s = dev->write_subdev; struct comedi_async *async; @@ -3091,12 +3159,12 @@ static void handle_ao_interrupt(struct comedi_device *dev, unsigned short status dma0_status = readb(priv(dev)->plx9080_iobase + PLX_DMA0_CS_REG); if (plx_status & ICS_DMA0_A) { /* dma chan 0 interrupt */ if ((dma0_status & PLX_DMA_EN_BIT) - && !(dma0_status & PLX_DMA_DONE_BIT)) + && !(dma0_status & PLX_DMA_DONE_BIT)) writeb(PLX_DMA_EN_BIT | PLX_CLEAR_DMA_INTR_BIT, - priv(dev)->plx9080_iobase + PLX_DMA0_CS_REG); + priv(dev)->plx9080_iobase + PLX_DMA0_CS_REG); else writeb(PLX_CLEAR_DMA_INTR_BIT, - priv(dev)->plx9080_iobase + PLX_DMA0_CS_REG); + priv(dev)->plx9080_iobase + PLX_DMA0_CS_REG); spin_unlock_irqrestore(&dev->spinlock, flags); DEBUG_PRINT("dma0 status 0x%x\n", dma0_status); if (dma0_status & PLX_DMA_EN_BIT) { @@ -3114,11 +3182,11 @@ static void handle_ao_interrupt(struct comedi_device *dev, unsigned short status if (ao_stopped_by_error(dev, cmd)) async->events |= COMEDI_CB_ERROR; DEBUG_PRINT("plx dma0 desc reg 0x%x\n", - readl(priv(dev)->plx9080_iobase + - PLX_DMA0_DESCRIPTOR_REG)); + readl(priv(dev)->plx9080_iobase + + PLX_DMA0_DESCRIPTOR_REG)); DEBUG_PRINT("plx dma0 address reg 0x%x\n", - readl(priv(dev)->plx9080_iobase + - PLX_DMA0_PCI_ADDRESS_REG)); + readl(priv(dev)->plx9080_iobase + + PLX_DMA0_PCI_ADDRESS_REG)); } cfc_handle_events(dev, s); } @@ -3141,7 +3209,7 @@ static irqreturn_t handle_interrupt(int irq, void *d) * interrupt handler */ if (dev->attached == 0) { DEBUG_PRINT("cb_pcidas64: premature interrupt, ignoring", - status); + status); return IRQ_HANDLED; } handle_ai_interrupt(dev, status, plx_status); @@ -3192,7 +3260,7 @@ static int ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s) } static int ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, unsigned int *data) { int chan = CR_CHAN(insn->chanspec); int range = CR_RANGE(insn->chanspec); @@ -3203,14 +3271,14 @@ static int ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s, /* set range */ set_dac_range_bits(dev, &priv(dev)->dac_control1_bits, chan, range); writew(priv(dev)->dac_control1_bits, - priv(dev)->main_iobase + DAC_CONTROL1_REG); + priv(dev)->main_iobase + DAC_CONTROL1_REG); /* write to channel */ if (board(dev)->layout == LAYOUT_4020) { writew(data[0] & 0xff, - priv(dev)->main_iobase + dac_lsb_4020_reg(chan)); + priv(dev)->main_iobase + dac_lsb_4020_reg(chan)); writew((data[0] >> 8) & 0xf, - priv(dev)->main_iobase + dac_msb_4020_reg(chan)); + priv(dev)->main_iobase + dac_msb_4020_reg(chan)); } else { writew(data[0], priv(dev)->main_iobase + dac_convert_reg(chan)); } @@ -3221,18 +3289,20 @@ static int ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s, return 1; } -static int ao_readback_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int ao_readback_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data) { data[0] = priv(dev)->ao_value[CR_CHAN(insn->chanspec)]; return 1; } -static void set_dac_control0_reg(struct comedi_device *dev, const struct comedi_cmd *cmd) +static void set_dac_control0_reg(struct comedi_device *dev, + const struct comedi_cmd *cmd) { unsigned int bits = DAC_ENABLE_BIT | WAVEFORM_GATE_LEVEL_BIT | - WAVEFORM_GATE_ENABLE_BIT | WAVEFORM_GATE_SELECT_BIT; + WAVEFORM_GATE_ENABLE_BIT | WAVEFORM_GATE_SELECT_BIT; if (cmd->start_src == TRIG_EXT) { bits |= WAVEFORM_TRIG_EXT_BITS; @@ -3249,7 +3319,8 @@ static void set_dac_control0_reg(struct comedi_device *dev, const struct comedi_ writew(bits, priv(dev)->main_iobase + DAC_CONTROL0_REG); } -static void set_dac_control1_reg(struct comedi_device *dev, const struct comedi_cmd *cmd) +static void set_dac_control1_reg(struct comedi_device *dev, + const struct comedi_cmd *cmd) { int i; @@ -3259,14 +3330,15 @@ static void set_dac_control1_reg(struct comedi_device *dev, const struct comedi_ channel = CR_CHAN(cmd->chanlist[i]); range = CR_RANGE(cmd->chanlist[i]); set_dac_range_bits(dev, &priv(dev)->dac_control1_bits, channel, - range); + range); } priv(dev)->dac_control1_bits |= DAC_SW_GATE_BIT; writew(priv(dev)->dac_control1_bits, - priv(dev)->main_iobase + DAC_CONTROL1_REG); + priv(dev)->main_iobase + DAC_CONTROL1_REG); } -static void set_dac_select_reg(struct comedi_device *dev, const struct comedi_cmd *cmd) +static void set_dac_select_reg(struct comedi_device *dev, + const struct comedi_cmd *cmd) { uint16_t bits; unsigned int first_channel, last_channel; @@ -3281,7 +3353,8 @@ static void set_dac_select_reg(struct comedi_device *dev, const struct comedi_cm writew(bits, priv(dev)->main_iobase + DAC_SELECT_REG); } -static void set_dac_interval_regs(struct comedi_device *dev, const struct comedi_cmd *cmd) +static void set_dac_interval_regs(struct comedi_device *dev, + const struct comedi_cmd *cmd) { unsigned int divisor; @@ -3294,13 +3367,13 @@ static void set_dac_interval_regs(struct comedi_device *dev, const struct comedi divisor = max_counter_value; } writew(divisor & 0xffff, - priv(dev)->main_iobase + DAC_SAMPLE_INTERVAL_LOWER_REG); + priv(dev)->main_iobase + DAC_SAMPLE_INTERVAL_LOWER_REG); writew((divisor >> 16) & 0xff, - priv(dev)->main_iobase + DAC_SAMPLE_INTERVAL_UPPER_REG); + priv(dev)->main_iobase + DAC_SAMPLE_INTERVAL_UPPER_REG); } static unsigned int load_ao_dma_buffer(struct comedi_device *dev, - const struct comedi_cmd *cmd) + const struct comedi_cmd *cmd) { unsigned int num_bytes, buffer_index, prev_buffer_index; unsigned int next_bits; @@ -3309,7 +3382,7 @@ static unsigned int load_ao_dma_buffer(struct comedi_device *dev, prev_buffer_index = prev_ao_dma_index(dev); DEBUG_PRINT("attempting to load ao buffer %i (0x%x)\n", buffer_index, - priv(dev)->ao_buffer_bus_addr[buffer_index]); + priv(dev)->ao_buffer_bus_addr[buffer_index]); num_bytes = comedi_buf_read_n_available(dev->write_subdev->async); if (num_bytes > DMA_BUFFER_SIZE) @@ -3324,9 +3397,11 @@ static unsigned int load_ao_dma_buffer(struct comedi_device *dev, DEBUG_PRINT("loading %i bytes\n", num_bytes); num_bytes = cfc_read_array_from_buffer(dev->write_subdev, - priv(dev)->ao_buffer[buffer_index], num_bytes); + priv(dev)-> + ao_buffer[buffer_index], + num_bytes); priv(dev)->ao_dma_desc[buffer_index].transfer_size = - cpu_to_le32(num_bytes); + cpu_to_le32(num_bytes); /* set end of chain bit so we catch underruns */ next_bits = le32_to_cpu(priv(dev)->ao_dma_desc[buffer_index].next); next_bits |= PLX_END_OF_CHAIN_BIT; @@ -3348,7 +3423,7 @@ static void load_ao_dma(struct comedi_device *dev, const struct comedi_cmd *cmd) unsigned int num_bytes; unsigned int next_transfer_addr; void *pci_addr_reg = - priv(dev)->plx9080_iobase + PLX_DMA0_PCI_ADDRESS_REG; + priv(dev)->plx9080_iobase + PLX_DMA0_PCI_ADDRESS_REG; unsigned int buffer_index; do { @@ -3356,10 +3431,10 @@ static void load_ao_dma(struct comedi_device *dev, const struct comedi_cmd *cmd) /* don't overwrite data that hasn't been transferred yet */ next_transfer_addr = readl(pci_addr_reg); if (next_transfer_addr >= - priv(dev)->ao_buffer_bus_addr[buffer_index] - && next_transfer_addr < - priv(dev)->ao_buffer_bus_addr[buffer_index] + - DMA_BUFFER_SIZE) + priv(dev)->ao_buffer_bus_addr[buffer_index] + && next_transfer_addr < + priv(dev)->ao_buffer_bus_addr[buffer_index] + + DMA_BUFFER_SIZE) return; num_bytes = load_ao_dma_buffer(dev, cmd); } while (num_bytes >= DMA_BUFFER_SIZE); @@ -3377,13 +3452,14 @@ static int prep_ao_dma(struct comedi_device *dev, const struct comedi_cmd *cmd) num_bytes = (DAC_FIFO_SIZE / 2) * bytes_in_sample; if (cmd->stop_src == TRIG_COUNT && - num_bytes / bytes_in_sample > priv(dev)->ao_count) + num_bytes / bytes_in_sample > priv(dev)->ao_count) num_bytes = priv(dev)->ao_count * bytes_in_sample; num_bytes = cfc_read_array_from_buffer(dev->write_subdev, - priv(dev)->ao_bounce_buffer, num_bytes); + priv(dev)->ao_bounce_buffer, + num_bytes); for (i = 0; i < num_bytes / bytes_in_sample; i++) { writew(priv(dev)->ao_bounce_buffer[i], - priv(dev)->main_iobase + DAC_FIFO_REG); + priv(dev)->main_iobase + DAC_FIFO_REG); } priv(dev)->ao_count -= num_bytes / bytes_in_sample; if (cmd->stop_src == TRIG_COUNT && priv(dev)->ao_count == 0) @@ -3427,7 +3503,7 @@ static int ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s) set_dac_select_reg(dev, cmd); set_dac_interval_regs(dev, cmd); load_first_dma_descriptor(dev, 0, priv(dev)->ao_dma_desc_bus_addr | - PLX_DESC_IN_PCI_BIT | PLX_INTR_TERM_COUNT); + PLX_DESC_IN_PCI_BIT | PLX_INTR_TERM_COUNT); set_dac_control1_reg(dev, cmd); s->async->inttrig = ao_inttrig; @@ -3436,7 +3512,7 @@ static int ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s) } static int ao_inttrig(struct comedi_device *dev, struct comedi_subdevice *s, - unsigned int trig_num) + unsigned int trig_num) { struct comedi_cmd *cmd = &s->async->cmd; int retval; @@ -3459,7 +3535,7 @@ static int ao_inttrig(struct comedi_device *dev, struct comedi_subdevice *s, } static int ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_cmd *cmd) + struct comedi_cmd *cmd) { int err = 0; int tmp; @@ -3502,14 +3578,14 @@ static int ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, if (cmd->start_src != TRIG_INT && cmd->start_src != TRIG_EXT) err++; if (cmd->scan_begin_src != TRIG_TIMER && - cmd->scan_begin_src != TRIG_EXT) + cmd->scan_begin_src != TRIG_EXT) err++; /* compatibility check */ if (cmd->convert_src == TRIG_EXT && cmd->scan_begin_src == TRIG_TIMER) err++; if (cmd->stop_src != TRIG_COUNT && - cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT) + cmd->stop_src != TRIG_NONE && cmd->stop_src != TRIG_EXT) err++; if (err) @@ -3523,9 +3599,9 @@ static int ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, err++; } if (get_ao_divisor(cmd->scan_begin_arg, - cmd->flags) > max_counter_value) { + cmd->flags) > max_counter_value) { cmd->scan_begin_arg = - (max_counter_value + 2) * TIMER_BASE; + (max_counter_value + 2) * TIMER_BASE; err++; } } @@ -3547,8 +3623,7 @@ static int ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, if (cmd->scan_begin_src == TRIG_TIMER) { tmp_arg = cmd->scan_begin_arg; cmd->scan_begin_arg = - get_divisor(cmd->scan_begin_arg, - cmd->flags) * TIMER_BASE; + get_divisor(cmd->scan_begin_arg, cmd->flags) * TIMER_BASE; if (tmp_arg != cmd->scan_begin_arg) err++; } @@ -3561,7 +3636,7 @@ static int ao_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, for (i = 1; i < cmd->chanlist_len; i++) { if (CR_CHAN(cmd->chanlist[i]) != first_channel + i) { comedi_error(dev, - "chanlist must use consecutive channels"); + "chanlist must use consecutive channels"); err++; break; } @@ -3603,7 +3678,7 @@ static int dio_callback_4020(int dir, int port, int data, unsigned long iobase) } static int di_rbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, unsigned int *data) { unsigned int bits; @@ -3616,7 +3691,7 @@ static int di_rbits(struct comedi_device *dev, struct comedi_subdevice *s, } static int do_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, unsigned int *data) { data[0] &= 0xf; /* zero bits we are going to change */ @@ -3631,8 +3706,9 @@ static int do_wbits(struct comedi_device *dev, struct comedi_subdevice *s, return 2; } -static int dio_60xx_config_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int dio_60xx_config_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data) { unsigned int mask; @@ -3653,19 +3729,19 @@ static int dio_60xx_config_insn(struct comedi_device *dev, struct comedi_subdevi } writeb(s->io_bits, - priv(dev)->dio_counter_iobase + DIO_DIRECTION_60XX_REG); + priv(dev)->dio_counter_iobase + DIO_DIRECTION_60XX_REG); return 1; } static int dio_60xx_wbits(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) + struct comedi_insn *insn, unsigned int *data) { if (data[0]) { s->state &= ~data[0]; s->state |= (data[0] & data[1]); writeb(s->state, - priv(dev)->dio_counter_iobase + DIO_DATA_60XX_REG); + priv(dev)->dio_counter_iobase + DIO_DATA_60XX_REG); } data[1] = readb(priv(dev)->dio_counter_iobase + DIO_DATA_60XX_REG); @@ -3674,7 +3750,7 @@ static int dio_60xx_wbits(struct comedi_device *dev, struct comedi_subdevice *s, } static void caldac_write(struct comedi_device *dev, unsigned int channel, - unsigned int value) + unsigned int value) { priv(dev)->caldac_state[channel] = value; @@ -3691,8 +3767,9 @@ static void caldac_write(struct comedi_device *dev, unsigned int channel, } } -static int calib_write_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int calib_write_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data) { int channel = CR_CHAN(insn->chanspec); @@ -3706,8 +3783,9 @@ static int calib_write_insn(struct comedi_device *dev, struct comedi_subdevice * return 1; } -static int calib_read_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int calib_read_insn(struct comedi_device *dev, + struct comedi_subdevice *s, struct comedi_insn *insn, + unsigned int *data) { unsigned int channel = CR_CHAN(insn->chanspec); @@ -3717,7 +3795,7 @@ static int calib_read_insn(struct comedi_device *dev, struct comedi_subdevice *s } static void ad8402_write(struct comedi_device *dev, unsigned int channel, - unsigned int value) + unsigned int value) { static const int bitstream_length = 10; unsigned int bit, register_bits; @@ -3739,7 +3817,7 @@ static void ad8402_write(struct comedi_device *dev, unsigned int channel, writew(register_bits, priv(dev)->main_iobase + CALIBRATION_REG); udelay(ad8402_udelay); writew(register_bits | SERIAL_CLOCK_BIT, - priv(dev)->main_iobase + CALIBRATION_REG); + priv(dev)->main_iobase + CALIBRATION_REG); } udelay(ad8402_udelay); @@ -3747,8 +3825,9 @@ static void ad8402_write(struct comedi_device *dev, unsigned int channel, } /* for pci-das6402/16, channel 0 is analog input gain and channel 1 is offset */ -static int ad8402_write_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int ad8402_write_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data) { int channel = CR_CHAN(insn->chanspec); @@ -3764,8 +3843,9 @@ static int ad8402_write_insn(struct comedi_device *dev, struct comedi_subdevice return 1; } -static int ad8402_read_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int ad8402_read_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data) { unsigned int channel = CR_CHAN(insn->chanspec); @@ -3781,7 +3861,7 @@ static uint16_t read_eeprom(struct comedi_device *dev, uint8_t address) unsigned int bitstream = (read_command << 8) | address; unsigned int bit; void *const plx_control_addr = - priv(dev)->plx9080_iobase + PLX_CONTROL_REG; + priv(dev)->plx9080_iobase + PLX_CONTROL_REG; uint16_t value; static const int value_length = 16; static const int eeprom_udelay = 1; @@ -3836,8 +3916,9 @@ static uint16_t read_eeprom(struct comedi_device *dev, uint8_t address) return value; } -static int eeprom_read_insn(struct comedi_device *dev, struct comedi_subdevice *s, - struct comedi_insn *insn, unsigned int *data) +static int eeprom_read_insn(struct comedi_device *dev, + struct comedi_subdevice *s, + struct comedi_insn *insn, unsigned int *data) { data[0] = read_eeprom(dev, CR_CHAN(insn->chanspec)); @@ -3853,7 +3934,7 @@ static void check_adc_timing(struct comedi_device *dev, struct comedi_cmd *cmd) unsigned int convert_divisor = 0, scan_divisor; static const int min_convert_divisor = 3; static const int max_convert_divisor = - max_counter_value + min_convert_divisor; + max_counter_value + min_convert_divisor; static const int min_scan_divisor_4020 = 2; unsigned long long max_scan_divisor, min_scan_divisor; @@ -3862,7 +3943,7 @@ static void check_adc_timing(struct comedi_device *dev, struct comedi_cmd *cmd) cmd->convert_arg = 0; } else { convert_divisor = - get_divisor(cmd->convert_arg, cmd->flags); + get_divisor(cmd->convert_arg, cmd->flags); if (convert_divisor > max_convert_divisor) convert_divisor = max_convert_divisor; if (convert_divisor < min_convert_divisor) @@ -3878,8 +3959,8 @@ static void check_adc_timing(struct comedi_device *dev, struct comedi_cmd *cmd) /* XXX check for integer overflows */ min_scan_divisor = convert_divisor * cmd->chanlist_len; max_scan_divisor = - (convert_divisor * cmd->chanlist_len - 1) + - max_counter_value; + (convert_divisor * cmd->chanlist_len - 1) + + max_counter_value; } else { min_scan_divisor = min_scan_divisor_4020; max_scan_divisor = max_counter_value + min_scan_divisor; @@ -3931,7 +4012,8 @@ static int set_ai_fifo_size(struct comedi_device *dev, unsigned int num_samples) num_fifo_entries = num_samples / fifo->sample_packing_ratio; retval = set_ai_fifo_segment_length(dev, - num_fifo_entries / fifo->num_segments); + num_fifo_entries / + fifo->num_segments); if (retval < 0) return retval; @@ -3946,12 +4028,12 @@ static int set_ai_fifo_size(struct comedi_device *dev, unsigned int num_samples) static unsigned int ai_fifo_size(struct comedi_device *dev) { return priv(dev)->ai_fifo_segment_length * - board(dev)->ai_fifo->num_segments * - board(dev)->ai_fifo->sample_packing_ratio; + board(dev)->ai_fifo->num_segments * + board(dev)->ai_fifo->sample_packing_ratio; } static int set_ai_fifo_segment_length(struct comedi_device *dev, - unsigned int num_entries) + unsigned int num_entries) { static const int increment_size = 0x100; const struct hw_fifo_info *const fifo = board(dev)->ai_fifo; @@ -3970,12 +4052,12 @@ static int set_ai_fifo_segment_length(struct comedi_device *dev, priv(dev)->fifo_size_bits &= ~fifo->fifo_size_reg_mask; priv(dev)->fifo_size_bits |= bits; writew(priv(dev)->fifo_size_bits, - priv(dev)->main_iobase + FIFO_SIZE_REG); + priv(dev)->main_iobase + FIFO_SIZE_REG); priv(dev)->ai_fifo_segment_length = num_increments * increment_size; DEBUG_PRINT("set hardware fifo segment length to %i\n", - priv(dev)->ai_fifo_segment_length); + priv(dev)->ai_fifo_segment_length); return priv(dev)->ai_fifo_segment_length; } @@ -4002,7 +4084,7 @@ static int set_ai_fifo_segment_length(struct comedi_device *dev, */ static int caldac_8800_write(struct comedi_device *dev, unsigned int address, - uint8_t value) + uint8_t value) { static const int num_caldac_channels = 8; static const int bitstream_length = 11; @@ -4033,8 +4115,8 @@ static int caldac_8800_write(struct comedi_device *dev, unsigned int address, } /* 4020 caldacs */ -static int caldac_i2c_write(struct comedi_device *dev, unsigned int caldac_channel, - unsigned int value) +static int caldac_i2c_write(struct comedi_device *dev, + unsigned int caldac_channel, unsigned int value) { uint8_t serial_bytes[3]; uint8_t i2c_addr; @@ -4108,8 +4190,8 @@ static void i2c_set_sda(struct comedi_device *dev, int state) priv(dev)->plx_control_bits &= ~data_bit; writel(priv(dev)->plx_control_bits, plx_control_addr); udelay(i2c_high_udelay); - } else /* set data line low */ - { + } else { /* set data line low */ + priv(dev)->plx_control_bits |= data_bit; writel(priv(dev)->plx_control_bits, plx_control_addr); udelay(i2c_low_udelay); @@ -4127,8 +4209,8 @@ static void i2c_set_scl(struct comedi_device *dev, int state) priv(dev)->plx_control_bits &= ~clock_bit; writel(priv(dev)->plx_control_bits, plx_control_addr); udelay(i2c_high_udelay); - } else /* set clock line low */ - { + } else { /* set clock line low */ + priv(dev)->plx_control_bits |= clock_bit; writel(priv(dev)->plx_control_bits, plx_control_addr); udelay(i2c_low_udelay); @@ -4180,7 +4262,7 @@ static void i2c_stop(struct comedi_device *dev) } static void i2c_write(struct comedi_device *dev, unsigned int address, - const uint8_t *data, unsigned int length) + const uint8_t * data, unsigned int length) { unsigned int i; uint8_t bitstream; |