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arch/arm/src/stm32f7/: Fix data timeout errors with multiblock transfers.

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This commit is contained in:
Bob Feretich
2018-07-20 09:52:32 -06:00
committed by Gregory Nutt
parent 4e92314d96
commit f9f56aa254
1 changed files with 9 additions and 7 deletions
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arch/arm/src/stm32f7/stm32_sdmmc.c
+9 -7
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@@ -207,7 +207,7 @@
/* Big DTIMER setting */
#define SDMMC_DTIMER_DATATIMEOUT (0x000fffff)
#define SDMMC_DTIMER_DATATIMEOUT (0x003d0900) /* 250 ms @ 16 MHz */
/* DMA channel/stream configuration register settings. The following
* must be selected. The DMA driver will select the remaining fields.
@@ -2271,8 +2271,8 @@ static int stm32_recvsetup(FAR struct sdio_dev_s *dev, FAR uint8_t *buffer,
/* Then set up the SDIO data path */
dblocksize = stm32_log2(priv->blocksize) << STM32_SDMMC_DCTRL_DBLOCKSIZE_SHIFT;
stm32_dataconfig(priv, SDMMC_DTIMER_DATATIMEOUT, nbytes, dblocksize |
STM32_SDMMC_DCTRL_DTDIR);
stm32_dataconfig(priv, SDMMC_DTIMER_DATATIMEOUT * ((nbytes + 511) >> 9),
nbytes, dblocksize | STM32_SDMMC_DCTRL_DTDIR);
/* And enable interrupts */
@@ -2326,7 +2326,8 @@ static int stm32_sendsetup(FAR struct sdio_dev_s *dev, FAR const
/* Then set up the SDIO data path */
dblocksize = stm32_log2(priv->blocksize) << STM32_SDMMC_DCTRL_DBLOCKSIZE_SHIFT;
stm32_dataconfig(priv, SDMMC_DTIMER_DATATIMEOUT, nbytes, dblocksize);
stm32_dataconfig(priv, SDMMC_DTIMER_DATATIMEOUT * ((nbytes + 511) >> 9),
nbytes, dblocksize);
/* Enable TX interrupts */
@@ -3040,8 +3041,8 @@ static int stm32_dmarecvsetup(FAR struct sdio_dev_s *dev, FAR uint8_t *buffer,
/* Then set up the SDIO data path */
dblocksize = stm32_log2(priv->blocksize) << STM32_SDMMC_DCTRL_DBLOCKSIZE_SHIFT;
stm32_dataconfig(priv, SDMMC_DTIMER_DATATIMEOUT, buflen, dblocksize |
STM32_SDMMC_DCTRL_DTDIR);
stm32_dataconfig(priv, SDMMC_DTIMER_DATATIMEOUT * ((buflen + 511) >> 9),
buflen, dblocksize | STM32_SDMMC_DCTRL_DTDIR);
/* Configure the RX DMA */
@@ -3133,7 +3134,8 @@ static int stm32_dmasendsetup(FAR struct sdio_dev_s *dev,
/* Then set up the SDIO data path */
dblocksize = stm32_log2(priv->blocksize) << STM32_SDMMC_DCTRL_DBLOCKSIZE_SHIFT;
stm32_dataconfig(priv, SDMMC_DTIMER_DATATIMEOUT, buflen, dblocksize);
stm32_dataconfig(priv, SDMMC_DTIMER_DATATIMEOUT * ((buflen + 511) >> 9),
buflen, dblocksize);
/* Configure the TX DMA */