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Altera_Forum's avatar
Altera_Forum
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8 years ago

questions about buffer size and parameter size.

I am implementing sparse matrix multiply on Nalla 510t, and have some problem transfer my matrix. The problem has I stripped the matrix into 512 pieces for parallel computation. First I trie...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

You need to break up your data into smaller workgroups within the total NDRange. Use required or max workgroup size attributes and launch the kernel appropriately to support the workgroup size you've selected. See the best practices guide for info on setting a workgroup size.