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Searched refs:dma_buffer (Results 1 – 3 of 3) sorted by relevance

/linux-4.19.296/drivers/i2c/busses/
Di2c-ismt.c326 u8 *dma_buffer = PTR_ALIGN(&priv->buffer[0], 16); in ismt_process_desc() local
341 data->byte = dma_buffer[0]; in ismt_process_desc()
345 data->word = dma_buffer[0] | (dma_buffer[1] << 8); in ismt_process_desc()
348 if (desc->rxbytes != dma_buffer[0] + 1) in ismt_process_desc()
351 memcpy(data->block, dma_buffer, desc->rxbytes); in ismt_process_desc()
354 memcpy(&data->block[1], dma_buffer, desc->rxbytes); in ismt_process_desc()
401 u8 *dma_buffer = PTR_ALIGN(&priv->buffer[0], 16); in ismt_access() local
458 dma_buffer[0] = command; in ismt_access()
459 dma_buffer[1] = data->byte; in ismt_access()
478 dma_buffer[0] = command; in ismt_access()
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Di2c-xgene-slimpro.c123 u8 dma_buffer[I2C_SMBUS_BLOCK_MAX + 1]; /* dma_buffer[0] is used for length */ member
292 paddr = dma_map_single(ctx->dev, ctx->dma_buffer, readlen, DMA_FROM_DEVICE); in slimpro_i2c_blkrd()
295 ctx->dma_buffer); in slimpro_i2c_blkrd()
310 memcpy(data, ctx->dma_buffer, readlen); in slimpro_i2c_blkrd()
327 memcpy(ctx->dma_buffer, data, writelen); in slimpro_i2c_blkwr()
328 paddr = dma_map_single(ctx->dev, ctx->dma_buffer, writelen, in slimpro_i2c_blkwr()
332 ctx->dma_buffer); in slimpro_i2c_blkwr()
/linux-4.19.296/include/sound/
Dpcm.h458 struct snd_dma_buffer dma_buffer; member