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 IPQ5332.
Cc: stable@vger.kernel.org Fixes: d56dd7f935e1 ("arm64: dts: qcom: ipq5332: add SMEM support") Signed-off-by: Vignesh Viswanathan quic_viswanat@quicinc.com --- arch/arm64/boot/dts/qcom/ipq5332.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/ipq5332.dtsi b/arch/arm64/boot/dts/qcom/ipq5332.dtsi index 1abc992ede31..a47c79c3d5f0 100644 --- a/arch/arm64/boot/dts/qcom/ipq5332.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq5332.dtsi @@ -135,7 +135,7 @@ smem@4a800000 { reg = <0x0 0x4a800000 0x0 0x100000>; no-map;
- hwlocks = <&tcsr_mutex 0>; + hwlocks = <&tcsr_mutex 3>; };
q6_region: wcnss@4a900000 {
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 IPQ5332.
Cc: stable@vger.kernel.org Fixes: d56dd7f935e1 ("arm64: dts: qcom: ipq5332: add SMEM support") Signed-off-by: Vignesh Viswanathan quic_viswanat@quicinc.com
Your downstream says otherwise [1]. Perhaps you need to fix it there as well?
Konrad
[1] https://git.codelinaro.org/clo/qsdk/oss/kernel/linux-ipq-5.4/-/blob/NHSS.QSD...
On 9/6/2023 3:22 PM, Konrad Dybcio wrote:
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 IPQ5332.
Cc: stable@vger.kernel.org Fixes: d56dd7f935e1 ("arm64: dts: qcom: ipq5332: add SMEM support") Signed-off-by: Vignesh Viswanathan quic_viswanat@quicinc.com
Your downstream says otherwise [1]. Perhaps you need to fix it there as well?
Yes, the fix is already merged in the downstream branch but CLO is not updated date yet.
Thanks, Vignesh
Konrad
[1] https://git.codelinaro.org/clo/qsdk/oss/kernel/linux-ipq-5.4/-/blob/NHSS.QSD...
On 6.09.2023 13:23, Vignesh Viswanathan wrote:
On 9/6/2023 3:22 PM, Konrad Dybcio wrote:
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 IPQ5332.
Cc: stable@vger.kernel.org Fixes: d56dd7f935e1 ("arm64: dts: qcom: ipq5332: add SMEM support") Signed-off-by: Vignesh Viswanathan quic_viswanat@quicinc.com
Your downstream says otherwise [1]. Perhaps you need to fix it there as well?
Yes, the fix is already merged in the downstream branch but CLO is not updated date yet.
Ok
Acked-by: Konrad Dybcio konrad.dybcio@linaro.org
Konrad
linux-stable-mirror@lists.linaro.org
-
Konrad Dybcio -
Vignesh Viswanathan