How does imx6qp increase cma memory

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How does imx6qp increase cma memory

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advten
Contributor I

The default is 320M, I want it  420M.Is that possible?  my  system is yocot 2.1, total memory size is 1G.

log:

Reserved memory: created CMA memory pool at 0x3c000000, size 320 MiB 

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igorpadykov
NXP TechSupport
NXP TechSupport

Hi Advten

one can try to change CONFIG_CMA_SIZE_MBYTES in file

imx_v7_defconfig, please refer to sect.6.2 attached Yocto Guide.

Best regards
igor
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