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优化互补PWM输出功能的实现逻辑，兼容原本API，增加互补PWM使能/失能命令

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This commit is contained in:
Trisuborn
2021-01-20 23:47:18 +08:00
parent 63239801d9
commit 55402e19db
3 changed files with 26 additions and 18 deletions
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components/drivers/misc/rt_drv_pwm.c
+18 -16
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@@ -126,7 +126,7 @@ rt_err_t rt_device_pwm_register(struct rt_device_pwm *device, const char *name,
return result;
}
rt_err_t rt_pwm_enable(struct rt_device_pwm *device, int channel, rt_uint8_t complementary)
rt_err_t rt_pwm_enable(struct rt_device_pwm *device, int channel)
{
rt_err_t result = RT_EOK;
struct rt_pwm_configuration configuration = {0};
@@ -136,14 +136,14 @@ rt_err_t rt_pwm_enable(struct rt_device_pwm *device, int channel, rt_uint8_t com
return -RT_EIO;
}
configuration.channel = channel;
configuration.complementary = complementary ? (RT_TRUE) : (RT_FALSE);
configuration.channel = (channel > 0) ? (channel) : (-channel); /* Make it is positive num forever */
configuration.complementary = (channel > 0) ? (RT_FALSE) : (RT_TRUE); /* If nagetive, it's complementary */
result = rt_device_control(&device->parent, PWM_CMD_ENABLE, &configuration);
return result;
}
rt_err_t rt_pwm_disable(struct rt_device_pwm *device, int channel, rt_uint8_t complementary)
rt_err_t rt_pwm_disable(struct rt_device_pwm *device, int channel)
{
rt_err_t result = RT_EOK;
struct rt_pwm_configuration configuration = {0};
@@ -153,8 +153,8 @@ rt_err_t rt_pwm_disable(struct rt_device_pwm *device, int channel, rt_uint8_t co
return -RT_EIO;
}
configuration.channel = channel;
configuration.complementary = complementary ? (RT_TRUE) : (RT_FALSE);
configuration.channel = (channel > 0) ? (channel) : (-channel); /* Make it is positive num forever */
configuration.complementary = (channel > 0) ? (RT_FALSE) : (RT_TRUE); /* If nagetive, it's complementary */
result = rt_device_control(&device->parent, PWM_CMD_DISABLE, &configuration);
return result;
@@ -204,10 +204,10 @@ static int pwm_enable(int argc, char **argv)
int result = 0;
struct rt_device_pwm *device = RT_NULL;
if (argc != 4)
if (argc != 3)
{
rt_kprintf("Usage: pwm_enable pwm1 1 1\n");
rt_kprintf(" pwm_enable <pwm_dev> <channel> <complementary> \n");
rt_kprintf("Usage: pwm_enable pwm1 1\n");
rt_kprintf(" pwm_enable <pwm_dev> <channel/-channel>\n");
result = -RT_ERROR;
goto _exit;
}
@@ -219,22 +219,23 @@ static int pwm_enable(int argc, char **argv)
goto _exit;
}
result = rt_pwm_enable(device, atoi(argv[2]), atoi(argv[3]));
/* If channel is complementary(1), make the channel number to nagetive */
result = rt_pwm_enable(device, atoi(argv[2]));
_exit:
return result;
}
MSH_CMD_EXPORT(pwm_enable, pwm_enable <pwm_dev> <channel> <complementary>);
MSH_CMD_EXPORT(pwm_enable, pwm_enable <pwm_dev> <channel/-channel>);
static int pwm_disable(int argc, char **argv)
{
int result = 0;
struct rt_device_pwm *device = RT_NULL;
if (argc != 4)
if (argc != 3)
{
rt_kprintf("Usage: pwm_enable pwm1 1 1\n");
rt_kprintf(" pwm_disable <pwm_dev> <channel> <complementary> \n");
rt_kprintf("Usage: pwm_disable pwm1 1\n");
rt_kprintf(" pwm_disable <pwm_dev> <channel/-channel> \n");
result = -RT_ERROR;
goto _exit;
}
@@ -246,12 +247,13 @@ static int pwm_disable(int argc, char **argv)
goto _exit;
}
result = rt_pwm_disable(device, atoi(argv[2]), atoi(argv[3]));
/* If channel is complementary(1), make the channel number to nagetive */
result = rt_pwm_disable(device, atoi(argv[2]));
_exit:
return result;
}
MSH_CMD_EXPORT(pwm_disable, pwm_disable <pwm_dev> <channel> <complementary>);
MSH_CMD_EXPORT(pwm_disable, pwm_disable <pwm_dev> <channel/-channel>);
static int pwm_set(int argc, char **argv)
{