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Merge branch 'feature/rmt_support_user_context_in_translator' into 'master'

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rmt: support user context in translator

Closes IDFGH-4135 and IDFGH-3237

See merge request espressif/esp-idf!10894
This commit is contained in:
Michael (XIAO Xufeng)
2021-01-14 19:26:26 +08:00
parent 8df9e67f15 95e712039c
commit ea996df725
3 changed files with 101 additions and 5 deletions
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46
components/driver/test/test_rmt.c
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@@ -218,6 +218,52 @@ TEST_CASE("RMT install/uninstall test", "[rmt]")
}
}
static void test_rmt_translator(const void *src, rmt_item32_t *dest, size_t src_size,
size_t wanted_num, size_t *translated_size, size_t *item_num)
{
const rmt_item32_t bit0 = {{{ 10, 1, 20, 0 }}}; //Logical 0
const rmt_item32_t bit1 = {{{ 20, 1, 10, 0 }}}; //Logical 1
size_t size = 0;
size_t num = 0;
uint8_t *psrc = (uint8_t *)src;
rmt_item32_t *pdest = dest;
while (size < src_size && num < wanted_num) {
for (int i = 0; i < 8; i++) {
// MSB first
if (*psrc & (1 << (7 - i))) {
pdest->val = bit1.val;
} else {
pdest->val = bit0.val;
}
num++;
pdest++;
}
size++;
psrc++;
}
*translated_size = size;
*item_num = num;
int *user_data = NULL;
rmt_translator_get_context(item_num, (void **)&user_data);
esp_rom_printf("user data=%d\r\n", *user_data);
*user_data = 100;
}
TEST_CASE("RMT translator with user context", "[rmt]")
{
rmt_config_t tx_cfg = RMT_DEFAULT_CONFIG_TX(RMT_DATA_IO, 0);
TEST_ESP_OK(rmt_config(&tx_cfg));
TEST_ESP_OK(rmt_driver_install(tx_cfg.channel, 0, 0));
rmt_translator_init(tx_cfg.channel, test_rmt_translator);
int user_data = 999;
rmt_translator_set_context(tx_cfg.channel, &user_data);
uint8_t test_buf[] = {1, 2, 3, 4, 5, 6};
rmt_write_sample(tx_cfg.channel, test_buf, sizeof(test_buf), true);
vTaskDelay(pdMS_TO_TICKS(100));
TEST_ASSERT_EQUAL(100, user_data);
TEST_ESP_OK(rmt_driver_uninstall(tx_cfg.channel));
}
static void do_nec_tx_rx(uint32_t flags)
{
RingbufHandle_t rb = NULL;