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arduino-esp32

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未验证 提交 3a7dfa14 编写于 作者: R Rodrigo Garcia 提交者： GitHub
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Fixes rmtDeinit() and tests RX/TX before operations (#6369) 

* Fixes rmtDeinit() and tests RX/TX before operations

* Optimizes final binary size

* Typo
上级 96f8f5e3
隐藏空白更改
内联 并排
Showing with 57 addition and 31 deletion
cores/esp32/esp32-hal-rmt.c
浏览文件 @ 3a7dfa14
......@@ -96,6 +96,7 @@ struct rmt_obj_s
void * arg;
TaskHandle_t rxTaskHandle;
bool rx_completed;
bool tx_not_rx;
};
/**
......@@ -109,15 +110,15 @@ static xSemaphoreHandle g_rmt_objlocks[MAX_CHANNELS] = {
};
static rmt_obj_t g_rmt_objects[MAX_CHANNELS] = {
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true, true},
#if MAX_CHANNELS > 4
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true, true},
{ false, NULL, 0, 0, 0, NULL, NULL, NULL, NULL, true, true},
#endif
};
......@@ -248,6 +249,26 @@ static bool _rmtCreateRxTask(rmt_obj_t* rmt)
return true;
}
// Helper function to test if an RMT channel is correctly assigned to TX or RX, issuing an error message if necessary
// Also test RMT pointer for NULL and returns false in case it is NULL
// return true when it is correctly assigned, false otherwise
static bool _rmtCheckTXnotRX(rmt_obj_t* rmt, bool tx_not_rx)
{
if (!rmt) { // also returns false on NULL
return false;
}
if (rmt->tx_not_rx == tx_not_rx) { // matches expected RX/TX channel
return true;
}
if (tx_not_rx) { // expected TX channel
log_e("Can't write on a RX RMT Channel");
} else{ // expected RX channel
log_e("Can't read on a TX RMT Channel");
}
return false; // missmatched
}
/**
* Public method definitions
......@@ -255,7 +276,7 @@ static bool _rmtCreateRxTask(rmt_obj_t* rmt)
bool rmtSetCarrier(rmt_obj_t* rmt, bool carrier_en, bool carrier_level, uint32_t low, uint32_t high)
{
if (!rmt || low > 0xFFFF || high > 0xFFFF) {
if (!_rmtCheckTXnotRX(rmt, RMT_TX_MODE) || low > 0xFFFF || high > 0xFFFF) {
return false;
}
size_t channel = rmt->channel;
......@@ -268,7 +289,7 @@ bool rmtSetCarrier(rmt_obj_t* rmt, bool carrier_en, bool carrier_level, uint32_t
bool rmtSetFilter(rmt_obj_t* rmt, bool filter_en, uint32_t filter_level)
{
if (!rmt || filter_level > 0xFF) {
if (!_rmtCheckTXnotRX(rmt, RMT_RX_MODE) || filter_level > 0xFF) {
return false;
}
size_t channel = rmt->channel;
......@@ -281,7 +302,7 @@ bool rmtSetFilter(rmt_obj_t* rmt, bool filter_en, uint32_t filter_level)
bool rmtSetRxThreshold(rmt_obj_t* rmt, uint32_t value)
{
if (!rmt || value > 0xFFFF) {
if (!_rmtCheckTXnotRX(rmt, RMT_RX_MODE) || value > 0xFFFF) {
return false;
}
size_t channel = rmt->channel;
......@@ -306,14 +327,17 @@ bool rmtDeinit(rmt_obj_t *rmt)
RMT_MUTEX_LOCK(rmt->channel);
// force stopping rmt processing
rmt_rx_stop(rmt->channel);
rmt_tx_stop(rmt->channel);
if (rmt->tx_not_rx) {
rmt_tx_stop(rmt->channel);
} else {
rmt_rx_stop(rmt->channel);
if(rmt->rxTaskHandle){
vTaskDelete(rmt->rxTaskHandle);
rmt->rxTaskHandle = NULL;
}
}
if(rmt->rxTaskHandle){
vTaskDelete(rmt->rxTaskHandle);
rmt->rxTaskHandle = NULL;
}
rmt_driver_uninstall(rmt->channel);
rmt_driver_uninstall(rmt->channel);
size_t from = rmt->channel;
size_t to = rmt->buffers + rmt->channel;
......@@ -330,6 +354,7 @@ bool rmtDeinit(rmt_obj_t *rmt)
#if !CONFIG_DISABLE_HAL_LOCKS
if(g_rmt_objlocks[from] != NULL) {
vSemaphoreDelete(g_rmt_objlocks[from]);
g_rmt_objlocks[from] = NULL;
}
#endif
......@@ -338,10 +363,9 @@ bool rmtDeinit(rmt_obj_t *rmt)
bool rmtLoop(rmt_obj_t* rmt, rmt_data_t* data, size_t size)
{
if (!rmt) {
if (!_rmtCheckTXnotRX(rmt, RMT_TX_MODE)) {
return false;
}
int channel = rmt->channel;
RMT_MUTEX_LOCK(channel);
rmt_tx_stop(channel);
......@@ -353,10 +377,9 @@ bool rmtLoop(rmt_obj_t* rmt, rmt_data_t* data, size_t size)
bool rmtWrite(rmt_obj_t* rmt, rmt_data_t* data, size_t size)
{
if (!rmt) {
if (!_rmtCheckTXnotRX(rmt, RMT_TX_MODE)) {
return false;
}
int channel = rmt->channel;
RMT_MUTEX_LOCK(channel);
rmt_tx_stop(channel);
......@@ -368,10 +391,9 @@ bool rmtWrite(rmt_obj_t* rmt, rmt_data_t* data, size_t size)
bool rmtWriteBlocking(rmt_obj_t* rmt, rmt_data_t* data, size_t size)
{
if (!rmt) {
if (!_rmtCheckTXnotRX(rmt, RMT_TX_MODE)) {
return false;
}
int channel = rmt->channel;
RMT_MUTEX_LOCK(channel);
rmt_tx_stop(channel);
......@@ -383,10 +405,9 @@ bool rmtWriteBlocking(rmt_obj_t* rmt, rmt_data_t* data, size_t size)
bool rmtReadData(rmt_obj_t* rmt, uint32_t* data, size_t size)
{
if (!rmt) {
if (!_rmtCheckTXnotRX(rmt, RMT_RX_MODE)) {
return false;
}
rmtReadAsync(rmt, (rmt_data_t*) data, size, NULL, false, 0);
return true;
}
......@@ -394,7 +415,7 @@ bool rmtReadData(rmt_obj_t* rmt, uint32_t* data, size_t size)
bool rmtBeginReceive(rmt_obj_t* rmt)
{
if (!rmt) {
if (!_rmtCheckTXnotRX(rmt, RMT_RX_MODE)) {
return false;
}
int channel = rmt->channel;
......@@ -418,7 +439,7 @@ bool rmtReceiveCompleted(rmt_obj_t* rmt)
bool rmtRead(rmt_obj_t* rmt, rmt_rx_data_cb_t cb, void * arg)
{
if (!rmt || !cb) {
if (!_rmtCheckTXnotRX(rmt, RMT_RX_MODE)) {
return false;
}
int channel = rmt->channel;
......@@ -449,15 +470,19 @@ bool rmtEnd(rmt_obj_t* rmt)
int channel = rmt->channel;
RMT_MUTEX_LOCK(channel);
rmt_rx_stop(channel);
rmt->rx_completed = true;
if (rmt->tx_not_rx) {
rmt_tx_stop(channel);
} else {
rmt_rx_stop(channel);
rmt->rx_completed = true;
}
RMT_MUTEX_UNLOCK(channel);
return true;
}
bool rmtReadAsync(rmt_obj_t* rmt, rmt_data_t* data, size_t size, void* eventFlag, bool waitForData, uint32_t timeout)
{
if (!rmt) {
if (!_rmtCheckTXnotRX(rmt, RMT_RX_MODE)) {
return false;
}
int channel = rmt->channel;
......@@ -568,6 +593,7 @@ rmt_obj_t* rmtInit(int pin, bool tx_not_rx, rmt_reserve_memsize_t memsize)
rmt->data_size = 0;
rmt->rx_completed = false;
rmt->events = NULL;
rmt->tx_not_rx = tx_not_rx;
#if !CONFIG_DISABLE_HAL_LOCKS
if(g_rmt_objlocks[channel] == NULL) {
......
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