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    SubjectRe: [Freedreno] [PATCH v1 4/4] arm64: dts: sdm845: Add zap shader region for GPU
    On Tue, Mar 12, 2019 at 2:14 PM Jordan Crouse <jcrouse@codeaurora.org> wrote:
    >
    > Some Adreno GPU targets require a special zap shader to bring the GPU
    > out of secure mode. Define a region to allocate and store the zap
    > shader.
    >
    > Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
    > ---
    >
    > arch/arm64/boot/dts/qcom/sdm845.dtsi | 11 +++++++++++
    > 1 file changed, 11 insertions(+)
    >
    > diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
    > index fed7a29..526456d 100644
    > --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
    > +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
    > @@ -100,6 +100,11 @@
    > no-map;
    > };
    >
    > + zap_shader_region: memory@8c415000 {
    > + reg = <0 0x8c415000 0 0x2000>;
    > + no-map;
    > + };
    > +
    > mpss_region: memory@8e000000 {
    > reg = <0 0x8e000000 0 0x7800000>;
    > no-map;
    > @@ -109,6 +114,8 @@
    > reg = <0 0x96500000 0 0x200000>;
    > no-map;
    > };
    > +
    > +

    I guess we don't really need this hunk..

    other than that, the series lgtm

    BR,
    -R

    > };
    >
    > cpus {
    > @@ -1514,6 +1521,10 @@
    >
    > qcom,gmu = <&gmu>;
    >
    > + zap-shader {
    > + memory-region = <&zap_shader_region>;
    > + };
    > +
    > gpu_opp_table: opp-table {
    > compatible = "operating-points-v2";
    >
    > --
    > 2.7.4
    >
    > _______________________________________________
    > Freedreno mailing list
    > Freedreno@lists.freedesktop.org
    > https://lists.freedesktop.org/mailman/listinfo/freedreno

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