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Message-ID: <a2935e9c-6908-05cb-a137-7dd2d5e50a33@codeaurora.org>
Date: Fri, 24 Jul 2020 14:19:25 +0530
From: Rajendra Nayak <rnayak@...eaurora.org>
To: Stanimir Varbanov <stanimir.varbanov@...aro.org>,
robh+dt@...nel.org, agross@...nel.org, bjorn.andersson@...aro.org
Cc: linux-arm-msm@...r.kernel.org, linux-media@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
mka@...omium.org
Subject: Re: [PATCH v4 4/5] arm64: dts: sdm845: Add OPP tables and
power-domains for venus
Hey Stan,
On 7/23/2020 11:36 PM, Stanimir Varbanov wrote:
> Hi Rajendra,
>
> After applying 2,3 and 4/5 patches on linaro-integration v5.8-rc2 I see
> below messages on db845:
>
> qcom-venus aa00000.video-codec: dev_pm_opp_set_rate: failed to find
> current OPP for freq 533000097 (-34)
>
> ^^^ This one is new.
I was hoping to be able to reproduce this on the 845 mtp (I don't have
a db845), but I can;t seem to get venus working on mainline [1]
(neither with linux-next, nor with linaro integration)
Do you know if I might be missing some fix?
>
> qcom_rpmh TCS Busy, retrying RPMH message send: addr=0x30000
>
> ^^^ and this message is annoying, can we make it pr_debug in rpmh?
Sure, I'll send a patch for that and see what the rpmh owners have to say.
[1]
[ 1.632147] qcom-venus aa00000.video-codec: Adding to iommu group 2
[ 1.638920] qcom-venus aa00000.video-codec: non legacy binding
[ 1.648313] ------------[ cut here ]------------
[ 1.652976] video_cc_venus_ctl_axi_clk status stuck at 'off'
[ 1.653068] WARNING: CPU: 7 PID: 1 at drivers/clk/qcom/clk-branch.c:92 clk_b8
[ 1.667977] Modules linked in:
[ 1.671076] CPU: 7 PID: 1 Comm: swapper/0 Not tainted 5.8.0-rc6-00254-gc43551
[ 1.678704] Hardware name: Qualcomm Technologies, Inc. SDM845 MTP (DT)
[ 1.685294] pstate: 60c00085 (nZCv daIf +PAN +UAO BTYPE=--)
[ 1.690911] pc : clk_branch_toggle+0x14c/0x168
[ 1.695397] lr : clk_branch_toggle+0x14c/0x168
[ 1.699881] sp : ffff80001005b900
[ 1.703232] x29: ffff80001005b900 x28: ffffb58586ac2f38
[ 1.708594] x27: ffff0000f86c6d48 x26: ffffb58586f09000
[ 1.713953] x25: ffffb585867c0bd8 x24: 0000000000000000
[ 1.719312] x23: ffffb5858702df28 x22: ffffb58585a3c6a8
[ 1.724672] x21: 0000000000000001 x20: ffffb58586f09000
[ 1.730031] x19: 0000000000000000 x18: ffffb58586f09948
[ 1.735390] x17: 0000000000000001 x16: 0000000000000019
[ 1.740749] x15: ffff80009005b5a7 x14: 0000000000000006
[ 1.746107] x13: ffff80001005b5b5 x12: ffffb58586f21d68
[ 1.751466] x11: 0000000000000000 x10: 0000000005f5e0ff
[ 1.756825] x9 : ffff80001005b900 x8 : 2766666f27207461
[ 1.762184] x7 : 206b637574732073 x6 : ffffb58587141848
[ 1.767543] x5 : 0000000000000000 x4 : 0000000000000000
[ 1.772902] x3 : 00000000ffffffff x2 : ffff4a7b76cd8000
[ 1.778261] x1 : ad405f90446fcf00 x0 : 0000000000000000
[ 1.783624] Call trace:
[ 1.786103] clk_branch_toggle+0x14c/0x168
[ 1.790241] clk_branch2_enable+0x18/0x20
[ 1.794306] clk_core_enable+0x60/0xa8
[ 1.798090] clk_core_enable_lock+0x20/0x40
[ 1.802316] clk_enable+0x14/0x28
[ 1.805682] core_clks_enable+0x94/0xd8
[ 1.809562] core_power_v4+0x48/0x50
[ 1.813178] venus_runtime_resume+0x24/0x40
[ 1.817417] pm_generic_runtime_resume+0x28/0x40
[ 1.822079] __rpm_callback+0xa0/0x138
[ 1.825861] rpm_callback+0x24/0x98
[ 1.829390] rpm_resume+0x32c/0x490
[ 1.832917] __pm_runtime_resume+0x38/0x88
[ 1.837051] venus_probe+0x1f0/0x34c
[ 1.840667] platform_drv_probe+0x4c/0xa8
[ 1.844727] really_probe+0x100/0x388
[ 1.848428] driver_probe_device+0x54/0xb8
[ 1.852563] device_driver_attach+0x6c/0x78
[ 1.856790] __driver_attach+0xb0/0xf0
[ 1.860576] bus_for_each_dev+0x68/0xc8
[ 1.864456] driver_attach+0x20/0x28
[ 1.868064] bus_add_driver+0x148/0x200
[ 1.871941] driver_register+0x60/0x110
[ 1.875819] __platform_driver_register+0x44/0x50
[ 1.880576] qcom_venus_driver_init+0x18/0x20
[ 1.884990] do_one_initcall+0x58/0x1a0
[ 1.888878] kernel_init_freeable+0x1fc/0x28c
[ 1.893292] kernel_init+0x10/0x108
[ 1.896821] ret_from_fork+0x10/0x1c
[ 1.900441] ---[ end trace f12a7e5e182f3e4e ]---
[ 1.906415] qcom-venus: probe of aa00000.video-codec failed with error -16
>
> On 7/23/20 2:26 PM, Rajendra Nayak wrote:
>> Add the OPP tables in order to be able to vote on the performance state of
>> a power-domain.
>>
>> Signed-off-by: Rajendra Nayak <rnayak@...eaurora.org>
>> ---
>> arch/arm64/boot/dts/qcom/sdm845.dtsi | 40 ++++++++++++++++++++++++++++++++++--
>> 1 file changed, 38 insertions(+), 2 deletions(-)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
>> index e506793..5ca2265 100644
>> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
>> @@ -3631,8 +3631,10 @@
>> interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
>> power-domains = <&videocc VENUS_GDSC>,
>> <&videocc VCODEC0_GDSC>,
>> - <&videocc VCODEC1_GDSC>;
>> - power-domain-names = "venus", "vcodec0", "vcodec1";
>> + <&videocc VCODEC1_GDSC>,
>> + <&rpmhpd SDM845_CX>;
>> + power-domain-names = "venus", "vcodec0", "vcodec1", "cx";
>> + operating-points-v2 = <&venus_opp_table>;
>> clocks = <&videocc VIDEO_CC_VENUS_CTL_CORE_CLK>,
>> <&videocc VIDEO_CC_VENUS_AHB_CLK>,
>> <&videocc VIDEO_CC_VENUS_CTL_AXI_CLK>,
>> @@ -3654,6 +3656,40 @@
>> video-core1 {
>> compatible = "venus-encoder";
>> };
>> +
>> + venus_opp_table: venus-opp-table {
>> + compatible = "operating-points-v2";
>> +
>> + opp-100000000 {
>> + opp-hz = /bits/ 64 <100000000>;
>> + required-opps = <&rpmhpd_opp_min_svs>;
>> + };
>> +
>> + opp-200000000 {
>> + opp-hz = /bits/ 64 <200000000>;
>> + required-opps = <&rpmhpd_opp_low_svs>;
>> + };
>> +
>> + opp-320000000 {
>> + opp-hz = /bits/ 64 <320000000>;
>> + required-opps = <&rpmhpd_opp_svs>;
>> + };
>> +
>> + opp-380000000 {
>> + opp-hz = /bits/ 64 <380000000>;
>> + required-opps = <&rpmhpd_opp_svs_l1>;
>> + };
>> +
>> + opp-444000000 {
>> + opp-hz = /bits/ 64 <444000000>;
>> + required-opps = <&rpmhpd_opp_nom>;
>> + };
>> +
>> + opp-533000000 {
>> + opp-hz = /bits/ 64 <533000000>;
>> + required-opps = <&rpmhpd_opp_turbo>;
>> + };
>> + };
>> };
>>
>> videocc: clock-controller@...0000 {
>>
>
--
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