Messages in this thread | | | From | Sumit Garg <> | Date | Mon, 6 Jan 2020 12:34:59 +0530 | Subject | Re: [PATCH v1] firmware: tee_bnxt: Reduce shm mem size to 4K |
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+ Jens
Hi Vikas,
On Mon, 6 Jan 2020 at 11:56, Vikas Gupta <vikas.gupta@broadcom.com> wrote: > > Reduce shm memory size as maximum size supported by optee_shm_register > API is 4K. >
There isn't any 4K size limitation with optee_shm_register() but rather its an issue in upstream that is fixed via this patch [1]. Give it a try and let me know if it works for you.
[1] https://lkml.org/lkml/2019/12/30/189
-Sumit
> Fixes: 246880958ac9 (“firmware: broadcom: add OP-TEE based BNXT f/w manager”) > Signed-off-by: Vikas Gupta <vikas.gupta@broadcom.com> > --- > drivers/firmware/broadcom/tee_bnxt_fw.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/firmware/broadcom/tee_bnxt_fw.c b/drivers/firmware/broadcom/tee_bnxt_fw.c > index 5b7ef89..8f0c61c6 100644 > --- a/drivers/firmware/broadcom/tee_bnxt_fw.c > +++ b/drivers/firmware/broadcom/tee_bnxt_fw.c > @@ -12,7 +12,7 @@ > > #include <linux/firmware/broadcom/tee_bnxt_fw.h> > > -#define MAX_SHM_MEM_SZ SZ_4M > +#define MAX_SHM_MEM_SZ SZ_4K > > #define MAX_TEE_PARAM_ARRY_MEMB 4 > > -- > 2.7.4 >
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