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galileo: Fix code style violations

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This commit is contained in:
Michael LeMay 2015-12-19 17:28:27 -08:00 committed by Jesus Sanchez-Palencia
parent e14761c26b
commit 13be942d40
3 changed files with 117 additions and 89 deletions
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81
platform/galileo/drivers/galileo-pinmux.c
View file

@ -535,70 +535,83 @@ galileo_pinmux_set_pin(uint8_t pin, GALILEO_PINMUX_FUNC func)
struct mux_path *mux_path;
uint8_t index, i;
if (pin > PINMUX_NUM_PINS)
if(pin > PINMUX_NUM_PINS) {
return -1;
}
index = PINMUX_NUM_FUNCS * pin;
index += func;
mux_path = &galileo_pinmux_paths[index];
for (i = 0; i < PINMUX_NUM_PATHS; i++) {
for(i = 0; i < PINMUX_NUM_PATHS; i++) {
switch(mux_path->path[i].chip) {
case EXP0:
if (gpio_pcal9535a_write(&data.exp0, mux_path->path[i].pin, mux_path->path[i].level) < 0)
return -1;
if (gpio_pcal9535a_config(&data.exp0, mux_path->path[i].pin, mux_path->path[i].cfg) < 0)
return -1;
break;
case EXP1:
if (gpio_pcal9535a_write(&data.exp1, mux_path->path[i].pin, mux_path->path[i].level) < 0)
return -1;
if (gpio_pcal9535a_config(&data.exp1, mux_path->path[i].pin, mux_path->path[i].cfg) < 0)
return -1;
break;
case EXP2:
if (gpio_pcal9535a_write(&data.exp2, mux_path->path[i].pin, mux_path->path[i].level) < 0)
return -1;
if (gpio_pcal9535a_config(&data.exp2, mux_path->path[i].pin, mux_path->path[i].cfg) < 0)
return -1;
break;
case PWM0:
if (pwm_pca9685_set_duty_cycle(&data.pwm0, mux_path->path[i].pin, mux_path->path[i].level ? 100 : 0) < 0)
return -1;
break;
case NONE:
break;
case EXP0:
if(gpio_pcal9535a_write(&data.exp0, mux_path->path[i].pin, mux_path->path[i].level) < 0) {
return -1;
}
if(gpio_pcal9535a_config(&data.exp0, mux_path->path[i].pin, mux_path->path[i].cfg) < 0) {
return -1;
}
break;
case EXP1:
if(gpio_pcal9535a_write(&data.exp1, mux_path->path[i].pin, mux_path->path[i].level) < 0) {
return -1;
}
if(gpio_pcal9535a_config(&data.exp1, mux_path->path[i].pin, mux_path->path[i].cfg) < 0) {
return -1;
}
break;
case EXP2:
if(gpio_pcal9535a_write(&data.exp2, mux_path->path[i].pin, mux_path->path[i].level) < 0) {
return -1;
}
if(gpio_pcal9535a_config(&data.exp2, mux_path->path[i].pin, mux_path->path[i].cfg) < 0) {
return -1;
}
break;
case PWM0:
if(pwm_pca9685_set_duty_cycle(&data.pwm0, mux_path->path[i].pin, mux_path->path[i].level ? 100 : 0) < 0) {
return -1;
}
break;
case NONE:
break;
}
}
return 0;
}
int
galileo_pinmux_initialize(void)
{
uint8_t i;
/* has to init after I2C master */
if (!quarkX1000_i2c_is_available())
if(!quarkX1000_i2c_is_available()) {
return -1;
}
if (gpio_pcal9535a_init(&data.exp0, GPIO_PCAL9535A_0_I2C_ADDR) < 0)
if(gpio_pcal9535a_init(&data.exp0, GPIO_PCAL9535A_0_I2C_ADDR) < 0) {
return -1;
}
if (gpio_pcal9535a_init(&data.exp1, GPIO_PCAL9535A_1_I2C_ADDR) < 0)
if(gpio_pcal9535a_init(&data.exp1, GPIO_PCAL9535A_1_I2C_ADDR) < 0) {
return -1;
}
if (gpio_pcal9535a_init(&data.exp2, GPIO_PCAL9535A_2_I2C_ADDR) < 0)
if(gpio_pcal9535a_init(&data.exp2, GPIO_PCAL9535A_2_I2C_ADDR) < 0) {
return -1;
}
if (pwm_pca9685_init(&data.pwm0, PWM_PCA9685_0_I2C_ADDR) < 0)
if(pwm_pca9685_init(&data.pwm0, PWM_PCA9685_0_I2C_ADDR) < 0) {
return -1;
}
for (i = 0; i < PINMUX_NUM_PINS; i++) {
if (galileo_pinmux_set_pin(default_pinmux_config[i].pin_num, default_pinmux_config[i].func) < 0)
for(i = 0; i < PINMUX_NUM_PINS; i++) {
if(galileo_pinmux_set_pin(default_pinmux_config[i].pin_num, default_pinmux_config[i].func) < 0) {
return -1;
}
}
return 0;

103
platform/galileo/drivers/gpio-pcal9535a.c
View file

@ -70,34 +70,36 @@ read_port_regs(struct gpio_pcal9535a_data *data, uint8_t reg, union gpio_pcal953
buf->byte[0] = reg;
buf->byte[1] = 0;
if (quarkX1000_i2c_write(buf->byte, 1, data->i2c_slave_addr) < 0)
if(quarkX1000_i2c_write(buf->byte, 1, data->i2c_slave_addr) < 0) {
return -1;
}
do {
clock_wait(READ_PORT_TIMEOUT);
r = quarkX1000_i2c_read(buf->byte, 2, data->i2c_slave_addr);
if (r == 0)
if(r == 0) {
break;
} while (tries--);
}
} while(tries--);
if (r < 0)
if(r < 0) {
return -1;
}
return 0;
}
static int
write_port_regs(struct gpio_pcal9535a_data *data, uint8_t reg, union gpio_pcal9535a_port_data *buf)
{
uint8_t cmd[] = {reg, buf->byte[0], buf->byte[1]};
uint8_t cmd[] = { reg, buf->byte[0], buf->byte[1] };
if (quarkX1000_i2c_polling_write(cmd, sizeof(cmd), data->i2c_slave_addr) < 0)
if(quarkX1000_i2c_polling_write(cmd, sizeof(cmd), data->i2c_slave_addr) < 0) {
return -1;
}
return 0;
}
static int
setup_pin_dir(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
{
@ -106,47 +108,49 @@ setup_pin_dir(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
bit_mask = 1 << pin;
if ((flags & QUARKX1000_GPIO_DIR_MASK) == QUARKX1000_GPIO_IN)
if((flags & QUARKX1000_GPIO_DIR_MASK) == QUARKX1000_GPIO_IN) {
new_value = 1 << pin;
}
port->all &= ~bit_mask;
port->all |= new_value;
return write_port_regs(data, REG_CONF_PORT0, port);
}
static int
setup_pin_pullupdown(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
{
union gpio_pcal9535a_port_data *port;
uint16_t bit_mask, new_value = 0;
if ((flags & QUARKX1000_GPIO_PUD_MASK) != QUARKX1000_GPIO_PUD_NORMAL) {
if((flags & QUARKX1000_GPIO_PUD_MASK) != QUARKX1000_GPIO_PUD_NORMAL) {
port = &data->reg_cache.pud_sel;
bit_mask = 1 << pin;
if ((flags & QUARKX1000_GPIO_PUD_MASK) == QUARKX1000_GPIO_PUD_PULL_UP)
if((flags & QUARKX1000_GPIO_PUD_MASK) == QUARKX1000_GPIO_PUD_PULL_UP) {
new_value = 1 << pin;
}
port->all &= ~bit_mask;
port->all |= new_value;
if (write_port_regs(data, REG_PUD_SEL_PORT0, port) < 0)
if(write_port_regs(data, REG_PUD_SEL_PORT0, port) < 0) {
return -1;
}
}
port = &data->reg_cache.pud_en;
bit_mask = 1 << pin;
if ((flags & QUARKX1000_GPIO_PUD_MASK) != QUARKX1000_GPIO_PUD_NORMAL)
if((flags & QUARKX1000_GPIO_PUD_MASK) != QUARKX1000_GPIO_PUD_NORMAL) {
new_value = 1 << pin;
}
port->all &= ~bit_mask;
port->all |= new_value;
return write_port_regs(data, REG_PUD_EN_PORT0, port);
}
static int
setup_pin_polarity(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
{
@ -155,28 +159,30 @@ setup_pin_polarity(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
bit_mask = 1 << pin;
if ((flags & QUARKX1000_GPIO_POL_MASK) == QUARKX1000_GPIO_POL_INV)
if((flags & QUARKX1000_GPIO_POL_MASK) == QUARKX1000_GPIO_POL_INV) {
new_value = 1 << pin;
}
port->all &= ~bit_mask;
port->all |= new_value;
if (write_port_regs(data, REG_POL_INV_PORT0, port) < 0)
if(write_port_regs(data, REG_POL_INV_PORT0, port) < 0) {
return -1;
}
data->out_pol_inv = port->all;
return 0;
}
int
gpio_pcal9535a_write(struct gpio_pcal9535a_data *data, uint32_t pin, uint32_t value)
{
union gpio_pcal9535a_port_data *port = &data->reg_cache.output;
uint16_t bit_mask, new_value;
if (!quarkX1000_i2c_is_available())
if(!quarkX1000_i2c_is_available()) {
return -1;
}
bit_mask = 1 << pin;
@ -189,41 +195,44 @@ gpio_pcal9535a_write(struct gpio_pcal9535a_data *data, uint32_t pin, uint32_t va
return write_port_regs(data, REG_OUTPUT_PORT0, port);
}
int
gpio_pcal9535a_read(struct gpio_pcal9535a_data *data, uint32_t pin, uint32_t *value)
{
union gpio_pcal9535a_port_data buf;
if (!quarkX1000_i2c_is_available())
if(!quarkX1000_i2c_is_available()) {
return -1;
}
if (read_port_regs(data, REG_INPUT_PORT0, &buf) < 0)
if(read_port_regs(data, REG_INPUT_PORT0, &buf) < 0) {
return -1;
}
*value = (buf.all >> pin) & 0x01;
return 0;
}
int
gpio_pcal9535a_config(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
{
if (!quarkX1000_i2c_is_available())
if(!quarkX1000_i2c_is_available()) {
return -1;
}
if (setup_pin_dir(data, pin, flags) < 0)
if(setup_pin_dir(data, pin, flags) < 0) {
return -1;
}
if (setup_pin_polarity(data, pin, flags) < 0)
if(setup_pin_polarity(data, pin, flags) < 0) {
return -1;
}
if (setup_pin_pullupdown(data, pin, flags) < 0)
if(setup_pin_pullupdown(data, pin, flags) < 0) {
return -1;
}
return 0;
}
static int
setup_port_dir(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
{
@ -233,18 +242,18 @@ setup_port_dir(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
return write_port_regs(data, REG_CONF_PORT0, port);
}
static int
setup_port_pullupdown(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
{
union gpio_pcal9535a_port_data *port;
if ((flags & QUARKX1000_GPIO_PUD_MASK) != QUARKX1000_GPIO_PUD_NORMAL) {
if((flags & QUARKX1000_GPIO_PUD_MASK) != QUARKX1000_GPIO_PUD_NORMAL) {
port = &data->reg_cache.pud_sel;
port->all = ((flags & QUARKX1000_GPIO_PUD_MASK) == QUARKX1000_GPIO_PUD_PULL_UP) ? 0xFFFF : 0x0;
if (write_port_regs(data, REG_PUD_SEL_PORT0, port) < 0)
if(write_port_regs(data, REG_PUD_SEL_PORT0, port) < 0) {
return -1;
}
}
port = &data->reg_cache.pud_en;
@ -252,7 +261,6 @@ setup_port_pullupdown(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
return write_port_regs(data, REG_PUD_EN_PORT0, port);
}
static int
setup_port_polarity(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
{
@ -260,22 +268,23 @@ setup_port_polarity(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
port->all = ((flags & QUARKX1000_GPIO_POL_MASK) == QUARKX1000_GPIO_POL_INV) ? 0xFFFF : 0x0;
if (write_port_regs(data, REG_POL_INV_PORT0, port) < 0)
if(write_port_regs(data, REG_POL_INV_PORT0, port) < 0) {
return -1;
}
data->out_pol_inv = port->all;
return 0;
}
int
gpio_pcal9535a_write_port(struct gpio_pcal9535a_data *data, uint32_t pin, uint32_t value)
{
union gpio_pcal9535a_port_data *port = &data->reg_cache.output;
uint16_t bit_mask, new_value;
if (!quarkX1000_i2c_is_available())
if(!quarkX1000_i2c_is_available()) {
return -1;
}
port->all = value;
bit_mask = data->out_pol_inv;
@ -289,47 +298,51 @@ gpio_pcal9535a_write_port(struct gpio_pcal9535a_data *data, uint32_t pin, uint32
return write_port_regs(data, REG_OUTPUT_PORT0, port);
}
int
gpio_pcal9535a_read_port(struct gpio_pcal9535a_data *data, uint32_t pin, uint32_t *value)
{
union gpio_pcal9535a_port_data buf;
if (!quarkX1000_i2c_is_available())
if(!quarkX1000_i2c_is_available()) {
return -1;
}
if (read_port_regs(data, REG_INPUT_PORT0, &buf) < 0)
if(read_port_regs(data, REG_INPUT_PORT0, &buf) < 0) {
return -1;
}
*value = buf.all;
return 0;
}
int
gpio_pcal9535a_config_port(struct gpio_pcal9535a_data *data, uint32_t pin, int flags)
{
if (!quarkX1000_i2c_is_available())
if(!quarkX1000_i2c_is_available()) {
return -1;
}
if (setup_port_dir(data, pin, flags) < 0)
if(setup_port_dir(data, pin, flags) < 0) {
return -1;
}
if (setup_port_polarity(data, pin, flags) < 0)
if(setup_port_polarity(data, pin, flags) < 0) {
return -1;
}
if (setup_port_pullupdown(data, pin, flags) < 0)
if(setup_port_pullupdown(data, pin, flags) < 0) {
return -1;
}
return 0;
}
int
gpio_pcal9535a_init(struct gpio_pcal9535a_data *data, uint16_t i2c_slave_addr)
{
/* has to init after I2C master */
if (!quarkX1000_i2c_is_available())
if(!quarkX1000_i2c_is_available()) {
return -1;
}
data->i2c_slave_addr = i2c_slave_addr;

22
platform/galileo/drivers/pwm-pca9685.c
View file

@ -47,21 +47,23 @@ pwm_pca9685_set_values(struct pwm_pca9685_data *data, uint32_t pwm, uint32_t on,
{
uint8_t buf[5] = { 0 };
if (!quarkX1000_i2c_is_available())
if(!quarkX1000_i2c_is_available()) {
return -1;
}
if (pwm > MAX_PWM_OUT)
if(pwm > MAX_PWM_OUT) {
return -1;
}
buf[0] = REG_LED_ON_L(pwm);
if ((on >= PWM_ONE_PERIOD_TICKS) || (off >= PWM_ONE_PERIOD_TICKS)) {
if((on >= PWM_ONE_PERIOD_TICKS) || (off >= PWM_ONE_PERIOD_TICKS)) {
/* Treat as 100% */
buf[1] = 0x0;
buf[2] = (1 << 4);
buf[3] = 0x0;
buf[4] = 0x0;
} else if (off == 0) {
} else if(off == 0) {
/* Treat it as 0% */
buf[1] = 0x0;
buf[2] = 0x0;
@ -77,16 +79,15 @@ pwm_pca9685_set_values(struct pwm_pca9685_data *data, uint32_t pwm, uint32_t on,
return quarkX1000_i2c_polling_write(buf, sizeof(buf), data->i2c_slave_addr);
}
int
pwm_pca9685_set_duty_cycle(struct pwm_pca9685_data *data, uint32_t pwm, uint8_t duty)
{
uint32_t on, off;
if (duty == 0) {
if(duty == 0) {
on = 0;
off = 0;
} else if (duty >= 100) {
} else if(duty >= 100) {
on = PWM_ONE_PERIOD_TICKS + 1;
off = PWM_ONE_PERIOD_TICKS + 1;
} else {
@ -96,23 +97,24 @@ pwm_pca9685_set_duty_cycle(struct pwm_pca9685_data *data, uint32_t pwm, uint8_t
return pwm_pca9685_set_values(data, pwm, on, off);
}
int
pwm_pca9685_init(struct pwm_pca9685_data *data, uint16_t i2c_slave_addr)
{
uint8_t buf[2] = { 0 };
/* has to init after I2C master */
if (!quarkX1000_i2c_is_available())
if(!quarkX1000_i2c_is_available()) {
return -1;
}
data->i2c_slave_addr = i2c_slave_addr;
buf[0] = REG_MODE1;
buf[1] = (1 << 5);
if (quarkX1000_i2c_polling_write(buf, 2, i2c_slave_addr) < 0)
if(quarkX1000_i2c_polling_write(buf, 2, i2c_slave_addr) < 0) {
return -1;
}
return 0;
}