RE: Re: dma_alloc_coherent not allocating memory from CMA Reserved

2020-09-23 Thread Sathyavathi M
: dma_alloc_coherent not allocating memory from CMA Reserved To : Sathyavathi M, null   On 2020-09-23 08:43, Sathyavathi M wrote: > Hi All, >  > I am trying to allocate coherent memory for 33 MB in kerenl driver. and for that > i have reserved CMA of 1024 MB, but from dmesg, i can see 

Re: dma_alloc_coherent not allocating memory from CMA Reserved

2020-09-23 Thread Robin Murphy
On 2020-09-23 08:43, Sathyavathi M wrote: Hi All, I am trying to allocate coherent memory for 33 MB in kerenl driver. and for that i have reserved CMA of 1024 MB, but from dmesg, i can see that address reserved for cma is different and what i get with dma_alloc_coherent is different. My pc is

dma_alloc_coherent not allocating memory from CMA Reserved

2020-09-23 Thread Sathyavathi M
Hi All,   I am trying to allocate coherent memory for 33 MB in kerenl driver. and for that i have reserved CMA of 1024 MB, but from dmesg, i can see that address reserved for cma is different and what i get with dma_alloc_coherent is different. My pc is intel x86 machine and tried in

dma_alloc_coherent not allocating memory from CMA Reserved.

2020-09-18 Thread ANKIT SONI
Hi All,   I am trying to allocate coherent memory for 33 MB in kerenl driver. and for that i have reserved CMA of 200 MB, but from dmesg, i can see that address reserved for cma is different and what i get with dma_alloc_coherent is different. My pc is x86 machine and tried in different