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Commit 555f0e66 authored by Steve Longerbeam's avatar Steve Longerbeam Committed by Philipp Zabel
Browse files

gpu: ipu-cpmem: Add ipu_cpmem_set_axi_id() 



Adds ipu_cpmem_set_axi_id() to set which AXI bus master the channel
will use to transfer data onto AXI bus.

Signed-off-by: default avatarSteve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: default avatarPhilipp Zabel <p.zabel@pengutronix.de>
parent 9b9da0be

drivers/gpu/ipu-v3/ipu-cpmem.c

+7 −0
Original line number Diff line number Diff line
@@ -254,6 +254,13 @@ void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride) 
};

EXPORT_SYMBOL_GPL(ipu_cpmem_interlaced_scan);



void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id)

{

	id &= 0x3;

	ipu_ch_param_write_field(ch, IPU_FIELD_ID, id);

}

EXPORT_SYMBOL_GPL(ipu_cpmem_set_axi_id);



void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize)

{

	ipu_ch_param_write_field(ch, IPU_FIELD_NPB, burstsize - 1);

include/video/imx-ipu-v3.h

+1 −0
Original line number Diff line number Diff line
@@ -194,6 +194,7 @@ void ipu_cpmem_set_stride(struct ipuv3_channel *ch, int stride); 
void ipu_cpmem_set_high_priority(struct ipuv3_channel *ch);

void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf);

void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride);

void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id);

void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize);

void ipu_cpmem_set_block_mode(struct ipuv3_channel *ch);

int ipu_cpmem_set_format_rgb(struct ipuv3_channel *ch,