diff mbox series

[v2,4/4] arm64: dts: qcom: ipq9574: Fix hwlock index for SMEM

Message ID 20230904172516.479866-5-quic_viswanat@quicinc.com
State Accepted
Commit 5fe8508e2bc8eb4208b0434b6c1ca306c1519ade
Headers show
Series Fix SMEM hwlock index for IPQ platforms | expand

Commit Message

Vignesh Viswanathan Sept. 4, 2023, 5:25 p.m. UTC 
SMEM uses lock index 3 of the TCSR Mutex hwlock for allocations
in SMEM region shared by the Host and FW.

Fix the SMEM hwlock index to 3 for IPQ9574.

Cc: stable@vger.kernel.org
Fixes: 46384ac7a618 ("arm64: dts: qcom: ipq9574: Add SMEM support")
Signed-off-by: Vignesh Viswanathan <quic_viswanat@quicinc.com>
---
 arch/arm64/boot/dts/qcom/ipq9574.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Konrad Dybcio Sept. 6, 2023, 11:27 a.m. UTC | #1 
On 4.09.2023 19:25, Vignesh Viswanathan wrote:
> SMEM uses lock index 3 of the TCSR Mutex hwlock for allocations
> in SMEM region shared by the Host and FW.
> 
> Fix the SMEM hwlock index to 3 for IPQ9574.
> 
> Cc: stable@vger.kernel.org
> Fixes: 46384ac7a618 ("arm64: dts: qcom: ipq9574: Add SMEM support")
> Signed-off-by: Vignesh Viswanathan <quic_viswanat@quicinc.com>
> ---
Acked-by: Konrad Dybcio <konrad.dybcio@linaro.org>

Konrad
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
index f22f7e78850d..cc0e4a2b67d2 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -195,7 +195,7 @@  tz_region: tz@4a600000 {
 		smem@4aa00000 {
 			compatible = "qcom,smem";
 			reg = <0x0 0x4aa00000 0x0 0x100000>;
-			hwlocks = <&tcsr_mutex 0>;
+			hwlocks = <&tcsr_mutex 3>;
 			no-map;
 		};