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arm64: dts: qcom: sun: Add SMMU pool configuration

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Add Unsigned PD pool configuration and allocation ranges property,
used to pool multiple SMMU context banks with a fixed allocation
ranges. This pool can be used by multiple Unsigned applications
to offload to remote DSP subsystem and this removes the limitation
of only allowing fixed number of Unsigned applications to offload
to remote DSP subsystem.

Change-Id: I3dc4309f4423aae7e68c743d129f9671a1ed96ca
Signed-off-by: Himateja Reddy <quic_hmreddy@quicinc.com>
This commit is contained in:
Himateja Reddy
2024-05-16 16:45:29 -07:00
committed by Anirudh Raghavendra
parent 48f365b6cf
commit b8de1292e9
2 changed files with 17 additions and 7 deletions
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3
bindings/msm-fastrpc.txt
View File

@@ -32,6 +32,9 @@ Subnode Required properties:
- dma-coherent : A flag marking a context bank as I/O coherent - dma-coherent : A flag marking a context bank as I/O coherent
- shared-cb : A value indicating how many fastrpc sessions can share a - shared-cb : A value indicating how many fastrpc sessions can share a
context bank context bank
- pd-type : A value indicating remote subsystem proess type
- alloc-size-range: A pair values indicating the allocation size range
of context bank
Example: Example:
qcom,msm_fastrpc { qcom,msm_fastrpc {

21
sun/sun-dsp.dtsi
View File

@@ -154,7 +154,8 @@
dma-coherent; dma-coherent;
qcom,iova-best-fit; qcom,iova-best-fit;
qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/ qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/
pd-type = <7>; /* USERPD */ pd-type = <9>; /* USER_UNSIGNEDPD_POOL */
alloc-size-range = <0x4000000 0xFFFFFFFF>;
}; };
compute-cb@6 { compute-cb@6 {
@@ -168,7 +169,8 @@
dma-coherent; dma-coherent;
qcom,iova-best-fit; qcom,iova-best-fit;
qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/ qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/
pd-type = <7>; /* USERPD */ pd-type = <9>; /* USER_UNSIGNEDPD_POOL */
alloc-size-range = <0x4000000 0xFFFFFFFF>;
}; };
compute-cb@7 { compute-cb@7 {
@@ -182,7 +184,8 @@
dma-coherent; dma-coherent;
qcom,iova-best-fit; qcom,iova-best-fit;
qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/ qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/
pd-type = <7>; /* USERPD */ pd-type = <9>; /* USER_UNSIGNEDPD_POOL */
alloc-size-range = <0x1000000 0xFFFFFFFF>;
}; };
compute-cb@8 { compute-cb@8 {
@@ -196,7 +199,8 @@
dma-coherent; dma-coherent;
qcom,iova-best-fit; qcom,iova-best-fit;
qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/ qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/
pd-type = <7>; /* USERPD */ pd-type = <9>; /* USER_UNSIGNEDPD_POOL */
alloc-size-range = <0x1000000 0xFFFFFFFF>;
}; };
compute-cb@9 { compute-cb@9 {
@@ -226,7 +230,8 @@
dma-coherent; dma-coherent;
qcom,iova-best-fit; qcom,iova-best-fit;
qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/ qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/
pd-type = <7>; /* USERPD */ pd-type = <9>; /* USER_UNSIGNEDPD_POOL */
alloc-size-range = <0x0 0xFFFFFFFF>;
}; };
compute-cb@11 { compute-cb@11 {
@@ -241,7 +246,8 @@
dma-coherent; dma-coherent;
qcom,iova-best-fit; qcom,iova-best-fit;
qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/ qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/
pd-type = <7>; /* USERPD */ pd-type = <9>; /* USER_UNSIGNEDPD_POOL */
alloc-size-range = <0x0 0xFFFFFFFF>;
}; };
compute-cb@12 { compute-cb@12 {
@@ -254,7 +260,8 @@
dma-coherent; dma-coherent;
qcom,iova-best-fit; qcom,iova-best-fit;
qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/ qcom,iova-max-align-shift = <9>; /* Set MAX alignment to 2 MB*/
pd-type = <7>; /* USERPD */ pd-type = <9>; /* USER_UNSIGNEDPD_POOL */
alloc-size-range = <0x0 0xFFFFFFFF>;
}; };
}; };
}; };