From 86296c187f799eb94fe504e2491d7d991640fadc Mon Sep 17 00:00:00 2001 From: jacqueline Date: Tue, 12 Sep 2023 14:11:40 +1000 Subject: Use interrupt-based spi for the display This solves our "audio stutters while scrolling" problem better! Turns out the real root cause was the polling SPI driver blocking a whole CPU during playback. --- src/drivers/display.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/drivers/display.cpp') diff --git a/src/drivers/display.cpp b/src/drivers/display.cpp index e261402d..a0ace021 100644 --- a/src/drivers/display.cpp +++ b/src/drivers/display.cpp @@ -283,7 +283,7 @@ void Display::SendTransaction(TransactionType type, gpio_set_level(kDisplayDr, type); // TODO(jacqueline): Handle these errors. - esp_err_t ret = spi_device_polling_transmit(handle_, transaction_); + esp_err_t ret = spi_device_transmit(handle_, transaction_); ESP_ERROR_CHECK(ret); } -- cgit v1.2.3