From: Mark Brown Date: Tue, 17 Mar 2015 23:25:36 +0000 (+0000) Subject: dmaengine: pl08x: Define capabilities for generic capabilities reporting X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ea524c7e3d3c031cf095c04bc93af42fa3d308fd;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git dmaengine: pl08x: Define capabilities for generic capabilities reporting Ensure that clients can automatically configure themselves and avoid a nasty warning at boot by providing capability information. Signed-off-by: Mark Brown Signed-off-by: Vinod Koul --- diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c index 4a5fd245014e..83aa55d6fa5d 100644 --- a/drivers/dma/amba-pl08x.c +++ b/drivers/dma/amba-pl08x.c @@ -97,6 +97,12 @@ #define DRIVER_NAME "pl08xdmac" +#define PL80X_DMA_BUSWIDTHS \ + BIT(DMA_SLAVE_BUSWIDTH_UNDEFINED) | \ + BIT(DMA_SLAVE_BUSWIDTH_1_BYTE) | \ + BIT(DMA_SLAVE_BUSWIDTH_2_BYTES) | \ + BIT(DMA_SLAVE_BUSWIDTH_4_BYTES) + static struct amba_driver pl08x_amba_driver; struct pl08x_driver_data; @@ -2070,6 +2076,10 @@ static int pl08x_probe(struct amba_device *adev, const struct amba_id *id) pl08x->memcpy.device_pause = pl08x_pause; pl08x->memcpy.device_resume = pl08x_resume; pl08x->memcpy.device_terminate_all = pl08x_terminate_all; + pl08x->memcpy.src_addr_widths = PL80X_DMA_BUSWIDTHS; + pl08x->memcpy.dst_addr_widths = PL80X_DMA_BUSWIDTHS; + pl08x->memcpy.directions = BIT(DMA_MEM_TO_MEM); + pl08x->memcpy.residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT; /* Initialize slave engine */ dma_cap_set(DMA_SLAVE, pl08x->slave.cap_mask); @@ -2086,6 +2096,10 @@ static int pl08x_probe(struct amba_device *adev, const struct amba_id *id) pl08x->slave.device_pause = pl08x_pause; pl08x->slave.device_resume = pl08x_resume; pl08x->slave.device_terminate_all = pl08x_terminate_all; + pl08x->slave.src_addr_widths = PL80X_DMA_BUSWIDTHS; + pl08x->slave.dst_addr_widths = PL80X_DMA_BUSWIDTHS; + pl08x->slave.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV); + pl08x->slave.residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT; /* Get the platform data */ pl08x->pd = dev_get_platdata(&adev->dev);