From 96c5c72e971674ba3a4023aed02bf31cc8c994dc Mon Sep 17 00:00:00 2001 From: HiFiPhile Date: Mon, 12 Aug 2024 18:38:23 +0200 Subject: [PATCH] Fix double buffer not disabled for smaller devices. --- src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c b/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c index 0cdc3eef9..6eea1ab32 100644 --- a/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c +++ b/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c @@ -650,10 +650,11 @@ bool dcd_edpt_iso_alloc(uint8_t rhport, uint8_t ep_addr, uint16_t largest_packet /* Create a packet memory buffer area. Enable double buffering for devices with 2048 bytes PMA, for smaller devices double buffering occupy too much space. */ - uint32_t pma_addr = dcd_pma_alloc(largest_packet_size, true); #if FSDEV_PMA_SIZE > 1024u + uint32_t pma_addr = dcd_pma_alloc(largest_packet_size, true); uint16_t pma_addr2 = pma_addr >> 16; #else + uint32_t pma_addr = dcd_pma_alloc(largest_packet_size, false); uint16_t pma_addr2 = pma_addr; #endif