staging: comedi: s626: add comedi "chan" number to struct s626_enc_info
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Fri, 20 Jun 2014 20:28:47 +0000 (13:28 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 27 Jun 2014 00:11:17 +0000 (20:11 -0400)
Add the comedi "chan" number to the encoder private data so we can then
remove some of the members of the private data.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/s626.c

index 91f96e30ab48ffe614fd7cf1a0121d58942aa815..1785aae39ff6953b96f69745fd0c19fd93ca0bdc 100644 (file)
@@ -104,6 +104,8 @@ struct s626_private {
 
 /* COUNTER OBJECT ------------------------------------------------ */
 struct s626_enc_info {
+       int chan;
+
        /* Pointers to functions that differ for A and B counters: */
        /* Return clock enable. */
        uint16_t (*get_enable)(struct comedi_device *dev,
@@ -1312,6 +1314,7 @@ static void s626_pulse_index_b(struct comedi_device *dev,
 
 static const struct s626_enc_info s626_enc_chan_info[] = {
        {
+               .chan                   = 0,
                .get_enable             = s626_get_enable_a,
                .get_int_src            = s626_get_int_src_a,
                .get_load_trig          = s626_get_load_trig_a,
@@ -1327,6 +1330,7 @@ static const struct s626_enc_info s626_enc_chan_info[] = {
                .my_latch_lsw           = S626_LP_CNTR0ALSW,
                .my_event_bits          = S626_EVBITS(0),
        }, {
+               .chan                   = 1,
                .get_enable             = s626_get_enable_a,
                .get_int_src            = s626_get_int_src_a,
                .get_load_trig          = s626_get_load_trig_a,
@@ -1342,6 +1346,7 @@ static const struct s626_enc_info s626_enc_chan_info[] = {
                .my_latch_lsw           = S626_LP_CNTR1ALSW,
                .my_event_bits          = S626_EVBITS(1),
        }, {
+               .chan                   = 2,
                .get_enable             = s626_get_enable_a,
                .get_int_src            = s626_get_int_src_a,
                .get_load_trig          = s626_get_load_trig_a,
@@ -1357,6 +1362,7 @@ static const struct s626_enc_info s626_enc_chan_info[] = {
                .my_latch_lsw           = S626_LP_CNTR2ALSW,
                .my_event_bits          = S626_EVBITS(2),
        }, {
+               .chan                   = 3,
                .get_enable             = s626_get_enable_b,
                .get_int_src            = s626_get_int_src_b,
                .get_load_trig          = s626_get_load_trig_b,
@@ -1372,6 +1378,7 @@ static const struct s626_enc_info s626_enc_chan_info[] = {
                .my_latch_lsw           = S626_LP_CNTR0BLSW,
                .my_event_bits          = S626_EVBITS(3),
        }, {
+               .chan                   = 4,
                .get_enable             = s626_get_enable_b,
                .get_int_src            = s626_get_int_src_b,
                .get_load_trig          = s626_get_load_trig_b,
@@ -1387,6 +1394,7 @@ static const struct s626_enc_info s626_enc_chan_info[] = {
                .my_latch_lsw           = S626_LP_CNTR1BLSW,
                .my_event_bits          = S626_EVBITS(4),
        }, {
+               .chan                   = 5,
                .get_enable             = s626_get_enable_b,
                .get_int_src            = s626_get_int_src_b,
                .get_load_trig          = s626_get_load_trig_b,