adc_shell: rework commands
ADC shell commands can be only executed on the property label existing in the device tree. It is realized by the dynamic subcommand returning existing ADC Label. Signed-off-by: Jakub Rzeszutko <jakub.rzeszutko@nordicsemi.no>
This commit is contained in:
parent
333e5e0166
commit
6ed13678b8
1 changed files with 132 additions and 201 deletions
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@ -9,6 +9,7 @@
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#include <drivers/adc.h>
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#include <ctype.h>
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#include <sys/util.h>
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#include <devicetree.h>
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#if DT_HAS_COMPAT_STATUS_OKAY(atmel_sam_afec)
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#define DT_DRV_COMPAT atmel_sam_afec
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@ -66,15 +67,10 @@ LOG_MODULE_REGISTER(adc_shell);
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#define CMD_HELP_GAIN "Configure gain.\n"
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#define CMD_HELP_PRINT "Print current configuration"
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struct adc_hdl {
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char *device_name;
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struct adc_channel_cfg channel_config;
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uint8_t resolution;
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};
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#define ADC_HDL_LIST_ENTRY(inst) \
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#define NODE_LABELS(n) DT_INST_LABEL(n),
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#define ADC_HDL_LIST_ENTRY(label) \
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{ \
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.device_name = DT_INST_LABEL(inst), \
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.device_label = label, \
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.channel_config = { \
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.gain = ADC_GAIN_1, \
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.reference = ADC_REF_INTERNAL, \
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@ -84,97 +80,82 @@ struct adc_hdl {
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.resolution = 0, \
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}
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/*
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* TODO generalize with a more flexible for-each macro that doesn't
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* assume a semicolon separator.
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*/
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struct adc_hdl adc_list[] = {
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#if DT_NODE_HAS_STATUS(DT_DRV_INST(0), okay)
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ADC_HDL_LIST_ENTRY(0),
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#endif
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#if DT_NODE_HAS_STATUS(DT_DRV_INST(1), okay)
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ADC_HDL_LIST_ENTRY(1),
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#endif
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#if DT_NODE_HAS_STATUS(DT_DRV_INST(2), okay)
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ADC_HDL_LIST_ENTRY(2),
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#endif
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};
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#define INIT_MACRO() DT_INST_FOREACH_STATUS_OKAY(NODE_LABELS) "NA"
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#define CHOSEN_STR_LEN 20
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static char chosen_reference[CHOSEN_STR_LEN + 1] = "INTERNAL";
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static char chosen_gain[CHOSEN_STR_LEN + 1] = "1";
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/** get_adc_from_list returns the number entry of the adc in the adc_list,
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* returns -ENODEV if it doesn't exist
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*/
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static int get_adc_from_list(char *name)
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{
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int adc_idx;
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/* This table size is = ADC devices count + 1 (NA). */
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static struct adc_hdl {
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char *device_label;
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struct adc_channel_cfg channel_config;
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uint8_t resolution;
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} adc_list[] = {
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FOR_EACH(ADC_HDL_LIST_ENTRY, (,), INIT_MACRO())
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};
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for (adc_idx = 0; adc_idx < ARRAY_SIZE(adc_list); adc_idx++) {
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if (!strcmp(name, adc_list[adc_idx].device_name)) {
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return adc_idx;
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static struct adc_hdl *get_adc(const char *device_label)
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{
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for (int i = 0; i < ARRAY_SIZE(adc_list); i++) {
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if (!strcmp(device_label, adc_list[i].device_label)) {
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return &adc_list[i];
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}
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}
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return -ENODEV;
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/* This will never happen because ADC was prompted by shell */
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__ASSERT_NO_MSG(false);
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return NULL;
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}
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static int cmd_adc_ch_id(const struct shell *shell, size_t argc, char **argv)
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{
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int retval = 0;
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/* -2: index of ADC label name */
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struct adc_hdl *adc = get_adc(argv[-2]);
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const struct device *adc_dev;
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int chosen_adc;
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int retval = 0;
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chosen_adc = get_adc_from_list(argv[-2]);
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if (chosen_adc < 0) {
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shell_error(shell, "Device not in device list");
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return -EINVAL;
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}
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adc_dev = device_get_binding(adc_list[chosen_adc].device_name);
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adc_dev = device_get_binding(adc->device_label);
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if (adc_dev == NULL) {
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shell_error(shell, "ADC device not found");
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return -ENODEV;
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}
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if (!isdigit((unsigned char)argv[1][0])) {
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shell_error(shell, "<channel> must be digits");
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return -EINVAL;
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}
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adc_list[chosen_adc].channel_config.channel_id =
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(uint8_t)strtol(argv[1], NULL, 10);
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retval = adc_channel_setup(adc_dev,
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&adc_list[chosen_adc].channel_config);
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adc->channel_config.channel_id = (uint8_t)strtol(argv[1], NULL, 10);
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retval = adc_channel_setup(adc_dev, &adc->channel_config);
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LOG_DBG("Channel setup returned %i\n", retval);
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return retval;
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}
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static int cmd_adc_ch_neg(const struct shell *shell, size_t argc, char **argv)
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{
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#if CONFIG_ADC_CONFIGURABLE_INPUTS
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int retval = 0;
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/* -2: index of ADC label name */
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struct adc_hdl *adc = get_adc(argv[-2]);
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const struct device *adc_dev;
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int chosen_adc;
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int retval = 0;
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chosen_adc = get_adc_from_list(argv[-2]);
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if (chosen_adc < 0) {
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shell_error(shell, "Device not in device list");
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return -EINVAL;
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}
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adc_dev = device_get_binding(adc_list[chosen_adc].device_name);
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adc_dev = device_get_binding(adc->device_label);
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if (adc_dev == NULL) {
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shell_error(shell, "ADC device not found");
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return -ENODEV;
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}
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if (!isdigit((unsigned char)argv[1][0])) {
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shell_error(shell, "<negative input> must be digits");
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return -EINVAL;
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}
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adc_list[chosen_adc].channel_config.input_negative =
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(uint8_t)strtol(argv[1], NULL, 10);
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retval = adc_channel_setup(adc_dev,
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&adc_list[chosen_adc].channel_config);
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adc->channel_config.input_negative = (uint8_t)strtol(argv[1], NULL, 10);
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retval = adc_channel_setup(adc_dev, &adc->channel_config);
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LOG_DBG("Channel setup returned %i\n", retval);
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return retval;
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#else
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return -EINVAL;
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@ -184,30 +165,26 @@ static int cmd_adc_ch_neg(const struct shell *shell, size_t argc, char **argv)
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static int cmd_adc_ch_pos(const struct shell *shell, size_t argc, char **argv)
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{
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#if CONFIG_ADC_CONFIGURABLE_INPUTS
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int retval = 0;
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/* -2: index of ADC label name */
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struct adc_hdl *adc = get_adc(argv[-2]);
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const struct device *adc_dev;
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int chosen_adc;
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int retval = 0;
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chosen_adc = get_adc_from_list(argv[-2]);
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if (chosen_adc < 0) {
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shell_error(shell, "Device not in device list");
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return -EINVAL;
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}
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adc_dev = device_get_binding(adc_list[chosen_adc].device_name);
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adc_dev = device_get_binding(adc->device_label);
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if (adc_dev == NULL) {
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shell_error(shell, "ADC device not found");
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return -ENODEV;
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}
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if (!isdigit((unsigned char)argv[1][0])) {
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shell_error(shell, "<negative input> must be digits");
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shell_error(shell, "<positive input> must be digits");
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return -EINVAL;
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}
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adc_list[chosen_adc].channel_config.input_positive =
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(uint8_t)strtol(argv[1], NULL, 10);
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retval = adc_channel_setup(adc_dev,
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&adc_list[chosen_adc].channel_config);
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adc->channel_config.input_positive = (uint8_t)strtol(argv[1], NULL, 10);
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retval = adc_channel_setup(adc_dev, &adc->channel_config);
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LOG_DBG("Channel setup returned %i\n", retval);
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return retval;
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#else
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return -EINVAL;
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@ -217,51 +194,38 @@ static int cmd_adc_ch_pos(const struct shell *shell, size_t argc, char **argv)
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static int cmd_adc_gain(const struct shell *shell, size_t argc, char **argv,
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void *data)
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{
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int retval = -EINVAL;
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const struct device *adc_dev;
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int chosen_adc;
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/* -2: index of ADC label name */
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struct adc_hdl *adc = get_adc(argv[-2]);
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enum adc_gain gain = (enum adc_gain)data;
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const struct device *adc_dev;
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int retval = -EINVAL;
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chosen_adc = get_adc_from_list(argv[-2]);
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if (chosen_adc < 0) {
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shell_error(shell, "Device not in device list");
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return -EINVAL;
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}
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adc_dev = device_get_binding(adc_list[chosen_adc].device_name);
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adc_dev = device_get_binding(adc->device_label);
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if (adc_dev == NULL) {
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shell_error(shell, "ADC device not found");
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return -ENODEV;
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}
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adc_list[chosen_adc].channel_config.gain = gain;
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adc->channel_config.gain = gain;
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int len = strlen(argv[0]) > CHOSEN_STR_LEN ? CHOSEN_STR_LEN
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: strlen(argv[0]);
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memcpy(chosen_gain, argv[0], len);
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chosen_gain[len] = '\0';
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retval = adc_channel_setup(adc_dev,
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&adc_list[chosen_adc].channel_config);
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retval = adc_channel_setup(adc_dev, &adc->channel_config);
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LOG_DBG("Channel setup returned %i\n", retval);
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return retval;
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}
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static int cmd_adc_acq(const struct shell *shell, size_t argc, char **argv)
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{
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int retval = 0;
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/* -1 index of ADC label name */
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struct adc_hdl *adc = get_adc(argv[-1]);
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const struct device *adc_dev;
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int chosen_adc;
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uint16_t acq_time;
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int retval;
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chosen_adc = get_adc_from_list(argv[-1]);
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if (chosen_adc < 0) {
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shell_error(shell, "Device not in device list");
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return -EINVAL;
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}
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adc_dev = device_get_binding(adc_list[chosen_adc].device_name);
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adc_dev = device_get_binding(adc->device_label);
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if (adc_dev == NULL) {
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shell_error(shell, "ADC device not found");
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return -ENODEV;
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@ -271,82 +235,72 @@ static int cmd_adc_acq(const struct shell *shell, size_t argc, char **argv)
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shell_error(shell, "<time> must be digits");
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return -EINVAL;
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}
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acq_time = (uint16_t)strtol(argv[1], NULL, 10);
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if (!strcmp(argv[2], "us")) {
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adc_list[chosen_adc].channel_config.acquisition_time =
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adc->channel_config.acquisition_time =
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ADC_ACQ_TIME(ADC_ACQ_TIME_MICROSECONDS, acq_time);
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} else if (!strcmp(argv[2], "ns")) {
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adc_list[chosen_adc].channel_config.acquisition_time =
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adc->channel_config.acquisition_time =
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ADC_ACQ_TIME(ADC_ACQ_TIME_NANOSECONDS, acq_time);
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} else if (!strcmp(argv[2], "ticks")) {
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adc_list[chosen_adc].channel_config.acquisition_time =
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adc->channel_config.acquisition_time =
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ADC_ACQ_TIME(ADC_ACQ_TIME_TICKS, acq_time);
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} else {
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adc_list[chosen_adc].channel_config.acquisition_time =
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adc->channel_config.acquisition_time =
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ADC_ACQ_TIME_DEFAULT;
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}
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retval = adc_channel_setup(adc_dev,
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&adc_list[chosen_adc].channel_config);
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retval = adc_channel_setup(adc_dev, &adc->channel_config);
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LOG_DBG("Channel setup returned %i\n", retval);
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return retval;
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}
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static int cmd_adc_reso(const struct shell *shell, size_t argc, char **argv)
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{
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int retval = 0;
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/* -1 index of ADC label name */
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struct adc_hdl *adc = get_adc(argv[-1]);
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const struct device *adc_dev;
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int chosen_adc;
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int retval;
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if (!isdigit((unsigned char)argv[1][0])) {
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shell_fprintf(shell, SHELL_NORMAL,
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"Usage: resolution <resolution>\n");
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return -EINVAL;
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}
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chosen_adc = get_adc_from_list(argv[-1]);
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if (chosen_adc < 0) {
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shell_error(shell, "Device not in device list");
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return -EINVAL;
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}
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adc_dev = device_get_binding(adc_list[chosen_adc].device_name);
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adc_dev = device_get_binding(adc->device_label);
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if (adc_dev == NULL) {
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shell_error(shell, "ADC device not found");
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return -ENODEV;
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}
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adc_list[chosen_adc].resolution =
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(uint8_t)strtol(argv[1], NULL, 10);
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retval = adc_channel_setup(adc_dev,
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&adc_list[chosen_adc].channel_config);
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if (!isdigit((unsigned char)argv[1][0])) {
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shell_error(shell, "<resolution> must be digits");
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return -EINVAL;
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}
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adc->resolution = (uint8_t)strtol(argv[1], NULL, 10);
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retval = adc_channel_setup(adc_dev, &adc->channel_config);
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return retval;
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}
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static int cmd_adc_ref(const struct shell *shell, size_t argc, char **argv,
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void *data)
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{
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int retval = -EINVAL;
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const struct device *adc_dev;
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int chosen_adc;
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/* -2 index of ADC label name */
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struct adc_hdl *adc = get_adc(argv[-2]);
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enum adc_reference reference = (enum adc_reference)data;
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const struct device *adc_dev;
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int retval = -EINVAL;
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chosen_adc = get_adc_from_list(argv[-2]);
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if (chosen_adc < 0) {
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shell_error(shell, "Device not in device list");
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return -EINVAL;
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}
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adc_dev = device_get_binding(adc_list[chosen_adc].device_name);
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adc_dev = device_get_binding(adc->device_label);
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if (adc_dev == NULL) {
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shell_error(shell, "ADC device not found");
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return -ENODEV;
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}
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int len = strlen(argv[0]) > CHOSEN_STR_LEN ? CHOSEN_STR_LEN
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: strlen(argv[0]);
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memcpy(chosen_reference, argv[0], len);
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chosen_reference[len] = '\0';
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adc_list[chosen_adc].channel_config.reference = reference;
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retval = adc_channel_setup(adc_dev,
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&adc_list[chosen_adc].channel_config);
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adc->channel_config.reference = reference;
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retval = adc_channel_setup(adc_dev, &adc->channel_config);
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LOG_DBG("Channel setup returned %i\n", retval);
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return retval;
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@ -355,67 +309,52 @@ static int cmd_adc_ref(const struct shell *shell, size_t argc, char **argv,
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#define BUFFER_SIZE 1
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static int cmd_adc_read(const struct shell *shell, size_t argc, char **argv)
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{
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int retval = 0;
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int chosen_adc = -1;
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const struct device *adc_dev;
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uint16_t m_sample_buffer[BUFFER_SIZE];
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chosen_adc = get_adc_from_list(argv[-1]);
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if (chosen_adc < 0) {
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shell_error(shell, "Device not in device list");
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return 0;
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}
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uint8_t adc_channel_id = strtol(argv[1], NULL, 10);
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/* -1 index of adc label name */
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struct adc_hdl *adc = get_adc(argv[-1]);
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uint16_t m_sample_buffer[BUFFER_SIZE];
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const struct device *adc_dev;
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int retval;
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adc_dev = device_get_binding(adc_list[chosen_adc].device_name);
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adc_dev = device_get_binding(adc->device_label);
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if (adc_dev == NULL) {
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shell_error(shell, "ADC device not found");
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shell_error(shell, "adc device not found");
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return -ENODEV;
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}
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adc_list[chosen_adc].channel_config.channel_id = adc_channel_id;
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adc->channel_config.channel_id = adc_channel_id;
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const struct adc_sequence sequence = {
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.channels =
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BIT(adc_list[chosen_adc].channel_config.channel_id),
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.channels = BIT(adc->channel_config.channel_id),
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.buffer = m_sample_buffer,
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.buffer_size = sizeof(m_sample_buffer),
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.resolution = adc_list[chosen_adc].resolution,
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.resolution = adc->resolution,
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};
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retval = adc_read(adc_dev, &sequence);
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if (retval >= 0) {
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shell_fprintf(shell, SHELL_NORMAL,
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"Read: %i\n", m_sample_buffer[0]);
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shell_print(shell, "read: %i", m_sample_buffer[0]);
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}
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|
||||
return retval;
|
||||
}
|
||||
|
||||
static int cmd_adc_print(const struct shell *shell, size_t argc, char **argv)
|
||||
{
|
||||
int chosen_adc = -1;
|
||||
uint16_t acq_time;
|
||||
uint8_t channel_id;
|
||||
uint8_t resolution;
|
||||
/* -1 index of ADC label name */
|
||||
struct adc_hdl *adc = get_adc(argv[-1]);
|
||||
|
||||
chosen_adc = get_adc_from_list(argv[-1]);
|
||||
if (chosen_adc < 0) {
|
||||
shell_error(shell, "Device not in device list");
|
||||
return 0;
|
||||
}
|
||||
|
||||
acq_time = adc_list[chosen_adc].channel_config.acquisition_time;
|
||||
channel_id = adc_list[chosen_adc].channel_config.channel_id;
|
||||
resolution = adc_list[chosen_adc].resolution;
|
||||
shell_fprintf(shell, SHELL_NORMAL, "%s:\n"
|
||||
"Gain: %s\n"
|
||||
"Reference: %s\n"
|
||||
"Acquisition Time: %u\n"
|
||||
"Channel ID: %u\n"
|
||||
"Resolution: %u\n",
|
||||
argv[-1],
|
||||
chosen_gain,
|
||||
chosen_reference,
|
||||
acq_time,
|
||||
channel_id,
|
||||
resolution);
|
||||
shell_print(shell, "%s:\n"
|
||||
"Gain: %s\n"
|
||||
"Reference: %s\n"
|
||||
"Acquisition Time: %u\n"
|
||||
"Channel ID: %u\n"
|
||||
"Resolution: %u",
|
||||
adc->device_label,
|
||||
chosen_gain,
|
||||
chosen_reference,
|
||||
adc->channel_config.acquisition_time,
|
||||
adc->channel_config.channel_id,
|
||||
adc->resolution);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
@ -467,26 +406,18 @@ SHELL_STATIC_SUBCMD_SET_CREATE(sub_adc_cmds,
|
|||
SHELL_SUBCMD_SET_END /* Array terminated. */
|
||||
);
|
||||
|
||||
static void cmd_adc_dev_get(size_t idx, struct shell_static_entry *entry)
|
||||
{
|
||||
/* -1 because the last element in the list is a "list terminator" */
|
||||
if (idx < ARRAY_SIZE(adc_list) - 1) {
|
||||
entry->syntax = adc_list[idx].device_label;
|
||||
entry->handler = NULL;
|
||||
entry->subcmd = &sub_adc_cmds;
|
||||
entry->help = "Select subcommand for ADC property label.\n";
|
||||
} else {
|
||||
entry->syntax = NULL;
|
||||
}
|
||||
}
|
||||
SHELL_DYNAMIC_CMD_CREATE(sub_adc_dev, cmd_adc_dev_get);
|
||||
|
||||
#define ADC_SHELL_COMMAND(inst) \
|
||||
SHELL_CMD(ADC_##inst, &sub_adc_cmds, "ADC_" #inst, NULL)
|
||||
|
||||
/*
|
||||
* TODO generalize with a more flexible for-each macro that doesn't
|
||||
* assume a semicolon separator.
|
||||
*/
|
||||
SHELL_STATIC_SUBCMD_SET_CREATE(
|
||||
sub_adc,
|
||||
#if DT_NODE_HAS_STATUS(DT_DRV_INST(0), okay)
|
||||
ADC_SHELL_COMMAND(0),
|
||||
#endif
|
||||
#if DT_NODE_HAS_STATUS(DT_DRV_INST(1), okay)
|
||||
ADC_SHELL_COMMAND(1),
|
||||
#endif
|
||||
#if DT_NODE_HAS_STATUS(DT_DRV_INST(2), okay)
|
||||
ADC_SHELL_COMMAND(2),
|
||||
#endif
|
||||
SHELL_SUBCMD_SET_END /* Array terminated. */
|
||||
);
|
||||
|
||||
SHELL_CMD_REGISTER(adc, &sub_adc, "ADC commands", NULL);
|
||||
SHELL_CMD_REGISTER(adc, &sub_adc_dev, "ADC commands", NULL);
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue