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Commit b6a74b55 authored by Mohammed Nayeem Ur Rahman's avatar Mohammed Nayeem Ur Rahman Committed by Gerrit - the friendly Code Review server
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adsprpc:Make TZ security skel call for DSP backward compatible 



First make skel  call to DSP with new method ID for getting the TZ security
key, if it fails, make skel call to DSP with old method ID to make compatible
to all chipsets.

Change-Id: I89663a50e27cdfb73e2c919235c44ec2643fc159
Acked-by: default avatarTadakamalla Krishnaiah <ktadakam@qti.qualcomm.com>
Signed-off-by: default avatarMohammed Nayeem Ur Rahman <mohara@codeaurora.org>
parent b4a8add7

drivers/char/adsprpc.c

+13 −0
Original line number Diff line number Diff line
@@ -2481,8 +2481,21 @@ static int fastrpc_munmap_on_dsp_rh(struct fastrpc_file *fl, uint64_t phys, 


		VERIFY(err, 0 == (err = fastrpc_internal_invoke(fl,

				FASTRPC_MODE_PARALLEL, 1, &ioctl)));

		if (err == AEE_EUNSUPPORTED) {

			remote_arg_t ra[1];



			pr_warn("ADSPRPC:Failed to get security key with updated remote call,

				 falling back to older method");

			ra[0].buf.pv = (void *)&routargs;

			ra[0].buf.len = sizeof(routargs);

			ioctl.inv.sc = REMOTE_SCALARS_MAKE(7, 0, 1);

			ioctl.inv.pra = ra;

			VERIFY(err, 0 == (err = fastrpc_internal_invoke(fl,

				FASTRPC_MODE_PARALLEL, 1, &ioctl)));

		}

		if (err)

			goto bail;



		desc.args[0] = TZ_PIL_AUTH_QDSP6_PROC;

		desc.args[1] = phys;

		desc.args[2] = size;

drivers/char/adsprpc_shared.h

+3 −0
Original line number Diff line number Diff line
@@ -125,6 +125,9 @@ do {\ 
} while (0)

#endif



/* Fall back to older APIS in case API is not supported */

#define AEE_EUNSUPPORTED    20



#define remote_arg64_t    union remote_arg64



struct remote_buf64 {