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radeonsi: raise the max size for SDMA buffer copies

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Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák
2016-04-26 19:10:43 +02:00
parent faa4f0191d
commit f837c37f02
2 changed files with 3 additions and 3 deletions
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4
src/gallium/drivers/radeonsi/cik_sdma.c
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@@ -46,7 +46,7 @@ static void cik_sdma_do_copy_buffer(struct si_context *ctx,
dst_offset += r600_resource(dst)->gpu_address;
src_offset += r600_resource(src)->gpu_address;
ncopy = (size + CIK_SDMA_COPY_MAX_SIZE - 1) / CIK_SDMA_COPY_MAX_SIZE;
ncopy = DIV_ROUND_UP(size, CIK_SDMA_COPY_MAX_SIZE);
r600_need_dma_space(&ctx->b, ncopy * 7);
radeon_add_to_buffer_list(&ctx->b, &ctx->b.dma, rsrc, RADEON_USAGE_READ,
@@ -55,7 +55,7 @@ static void cik_sdma_do_copy_buffer(struct si_context *ctx,
RADEON_PRIO_SDMA_BUFFER);
for (i = 0; i < ncopy; i++) {
csize = size < CIK_SDMA_COPY_MAX_SIZE ? size : CIK_SDMA_COPY_MAX_SIZE;
csize = MIN2(size, CIK_SDMA_COPY_MAX_SIZE);
cs->buf[cs->cdw++] = CIK_SDMA_PACKET(CIK_SDMA_OPCODE_COPY,
CIK_SDMA_COPY_SUB_OPCODE_LINEAR,
0);

2
src/gallium/drivers/radeonsi/sid.h
View File

@@ -9021,7 +9021,7 @@
#define CIK_SDMA_PACKET_SEMAPHORE 0x7
#define CIK_SDMA_PACKET_CONSTANT_FILL 0xb
#define CIK_SDMA_PACKET_SRBM_WRITE 0xe
#define CIK_SDMA_COPY_MAX_SIZE 0x1fffff
#define CIK_SDMA_COPY_MAX_SIZE 0x3fffe0
#endif /* _SID_H */