From 23e3cce3270b5f0d9c094c9bcb34d919713e02eb Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Tue, 26 Jun 2012 17:56:43 -0700 Subject: [PATCH] staging: comedi: cb_pcidas: simplify the boardinfo The boardinfo values 'has_ai_trig_gated' and 'has_ai_trig_invert' are both only set for the "1602" versions of the boards supported by this driver. Simplify the boardinfo, and the code, by replacing these two variables with one "is_1602" variable. Signed-off-by: H Hartley Sweeten Cc: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/cb_pcidas.c | 41 ++++++++++++------------------ 1 file changed, 16 insertions(+), 25 deletions(-) diff --git a/drivers/staging/comedi/drivers/cb_pcidas.c b/drivers/staging/comedi/drivers/cb_pcidas.c index 4b653c5..0c14582 100644 --- a/drivers/staging/comedi/drivers/cb_pcidas.c +++ b/drivers/staging/comedi/drivers/cb_pcidas.c @@ -250,8 +250,7 @@ struct cb_pcidas_board { const struct comedi_lrange *ranges; enum trimpot_model trimpot; unsigned has_dac08:1; - unsigned has_ai_trig_gated:1; /* Tells if the AI trigger can be gated */ - unsigned has_ai_trig_invert:1; /* Tells if the AI trigger can be inverted */ + unsigned is_1602:1; }; static const struct cb_pcidas_board cb_pcidas_boards[] = { @@ -269,8 +268,7 @@ static const struct cb_pcidas_board cb_pcidas_boards[] = { .ranges = &cb_pcidas_ranges, .trimpot = AD8402, .has_dac08 = 1, - .has_ai_trig_gated = 1, - .has_ai_trig_invert = 1, + .is_1602 = 1, }, { .name = "pci-das1200", @@ -285,8 +283,7 @@ static const struct cb_pcidas_board cb_pcidas_boards[] = { .ranges = &cb_pcidas_ranges, .trimpot = AD7376, .has_dac08 = 0, - .has_ai_trig_gated = 0, - .has_ai_trig_invert = 0, + .is_1602 = 0, }, { .name = "pci-das1602/12", @@ -302,8 +299,7 @@ static const struct cb_pcidas_board cb_pcidas_boards[] = { .ranges = &cb_pcidas_ranges, .trimpot = AD7376, .has_dac08 = 0, - .has_ai_trig_gated = 1, - .has_ai_trig_invert = 1, + .is_1602 = 1, }, { .name = "pci-das1200/jr", @@ -318,8 +314,7 @@ static const struct cb_pcidas_board cb_pcidas_boards[] = { .ranges = &cb_pcidas_ranges, .trimpot = AD7376, .has_dac08 = 0, - .has_ai_trig_gated = 0, - .has_ai_trig_invert = 0, + .is_1602 = 0, }, { .name = "pci-das1602/16/jr", @@ -334,8 +329,7 @@ static const struct cb_pcidas_board cb_pcidas_boards[] = { .ranges = &cb_pcidas_ranges, .trimpot = AD8402, .has_dac08 = 1, - .has_ai_trig_gated = 1, - .has_ai_trig_invert = 1, + .is_1602 = 1, }, { .name = "pci-das1000", @@ -350,8 +344,7 @@ static const struct cb_pcidas_board cb_pcidas_boards[] = { .ranges = &cb_pcidas_ranges, .trimpot = AD7376, .has_dac08 = 0, - .has_ai_trig_gated = 0, - .has_ai_trig_invert = 0, + .is_1602 = 0, }, { .name = "pci-das1001", @@ -366,8 +359,7 @@ static const struct cb_pcidas_board cb_pcidas_boards[] = { .ranges = &cb_pcidas_alt_ranges, .trimpot = AD7376, .has_dac08 = 0, - .has_ai_trig_gated = 0, - .has_ai_trig_invert = 0, + .is_1602 = 0, }, { .name = "pci-das1002", @@ -382,8 +374,7 @@ static const struct cb_pcidas_board cb_pcidas_boards[] = { .ranges = &cb_pcidas_ranges, .trimpot = AD7376, .has_dac08 = 0, - .has_ai_trig_gated = 0, - .has_ai_trig_invert = 0, + .is_1602 = 0, }, }; @@ -938,8 +929,7 @@ static int cb_pcidas_ai_cmdtest(struct comedi_device *dev, ~(CR_FLAGS_MASK & ~(CR_EDGE | CR_INVERT)); err++; } - if (!thisboard->has_ai_trig_invert && - (cmd->start_arg & CR_INVERT)) { + if (!thisboard->is_1602 && (cmd->start_arg & CR_INVERT)) { cmd->start_arg &= (CR_FLAGS_MASK & ~CR_INVERT); err++; } @@ -1118,11 +1108,12 @@ static int cb_pcidas_ai_cmd(struct comedi_device *dev, bits |= SW_TRIGGER; else if (cmd->start_src == TRIG_EXT) { bits |= EXT_TRIGGER | TGEN | XTRCL; - if (thisboard->has_ai_trig_invert - && (cmd->start_arg & CR_INVERT)) - bits |= TGPOL; - if (thisboard->has_ai_trig_gated && (cmd->start_arg & CR_EDGE)) - bits |= TGSEL; + if (thisboard->is_1602) { + if (cmd->start_arg & CR_INVERT) + bits |= TGPOL; + if (cmd->start_arg & CR_EDGE) + bits |= TGSEL; + } } else { comedi_error(dev, "bug!"); return -1; -- 2.7.4