From: Tudor Ambarus Date: Wed, 15 Dec 2021 11:01:13 +0000 (+0200) Subject: dmaengine: at_xdmac: Fix at_xdmac_lld struct definition X-Git-Tag: v4.4.300~4 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7854b9c70b5778750e09bd672b0a514be1d719bf;p=thirdparty%2Fkernel%2Fstable.git dmaengine: at_xdmac: Fix at_xdmac_lld struct definition commit 912f7c6f7fac273f40e621447cf17d14b50d6e5b upstream. The hardware channel next descriptor view structure contains just fields of 32 bits, while dma_addr_t can be of type u64 or u32 depending on CONFIG_ARCH_DMA_ADDR_T_64BIT. Force u32 to comply with what the hardware expects. Fixes: e1f7c9eee707 ("dmaengine: at_xdmac: creation of the atmel eXtended DMA Controller driver") Signed-off-by: Tudor Ambarus Link: https://lore.kernel.org/r/20211215110115.191749-11-tudor.ambarus@microchip.com Signed-off-by: Vinod Koul Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c index cf4d39e380cb1..d0e85c65d1467 100644 --- a/drivers/dma/at_xdmac.c +++ b/drivers/dma/at_xdmac.c @@ -233,15 +233,15 @@ struct at_xdmac { /* Linked List Descriptor */ struct at_xdmac_lld { - dma_addr_t mbr_nda; /* Next Descriptor Member */ - u32 mbr_ubc; /* Microblock Control Member */ - dma_addr_t mbr_sa; /* Source Address Member */ - dma_addr_t mbr_da; /* Destination Address Member */ - u32 mbr_cfg; /* Configuration Register */ - u32 mbr_bc; /* Block Control Register */ - u32 mbr_ds; /* Data Stride Register */ - u32 mbr_sus; /* Source Microblock Stride Register */ - u32 mbr_dus; /* Destination Microblock Stride Register */ + u32 mbr_nda; /* Next Descriptor Member */ + u32 mbr_ubc; /* Microblock Control Member */ + u32 mbr_sa; /* Source Address Member */ + u32 mbr_da; /* Destination Address Member */ + u32 mbr_cfg; /* Configuration Register */ + u32 mbr_bc; /* Block Control Register */ + u32 mbr_ds; /* Data Stride Register */ + u32 mbr_sus; /* Source Microblock Stride Register */ + u32 mbr_dus; /* Destination Microblock Stride Register */ }; /* 64-bit alignment needed to update CNDA and CUBC registers in an atomic way. */