linux-kernel - Re: [PATCH] drm/amdgpu: add the hw

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Date: Fri, 15 Mar 2024 18:47:53 +0530
From: "Khatri, Sunil" <sukhatri@....com>
To: Alex Deucher <alexdeucher@...il.com>, Sunil Khatri <sunil.khatri@....com>
Cc: Alex Deucher <alexander.deucher@....com>,
 Christian König <christian.koenig@....com>,
 Shashank Sharma <shashank.sharma@....com>, amd-gfx@...ts.freedesktop.org,
 dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/amdgpu: add the hw_ip version of all IP's


On 3/15/2024 6:45 PM, Alex Deucher wrote:
> On Fri, Mar 15, 2024 at 8:13 AM Sunil Khatri <sunil.khatri@....com> wrote:
>> Add all the IP's version information on a SOC to the
>> devcoredump.
>>
>> Signed-off-by: Sunil Khatri <sunil.khatri@....com>
> This looks great.
>
> Reviewed-by: Alex Deucher <alexander.deucher@....com>

Thanks Alex

>
>> ---
>>   drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c | 62 +++++++++++++++++++++++
>>   1 file changed, 62 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
>> index a0dbccad2f53..3d4bfe0a5a7c 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_reset.c
>> @@ -29,6 +29,43 @@
>>   #include "sienna_cichlid.h"
>>   #include "smu_v13_0_10.h"
>>
>> +const char *hw_ip_names[MAX_HWIP] = {
>> +       [GC_HWIP]               = "GC",
>> +       [HDP_HWIP]              = "HDP",
>> +       [SDMA0_HWIP]            = "SDMA0",
>> +       [SDMA1_HWIP]            = "SDMA1",
>> +       [SDMA2_HWIP]            = "SDMA2",
>> +       [SDMA3_HWIP]            = "SDMA3",
>> +       [SDMA4_HWIP]            = "SDMA4",
>> +       [SDMA5_HWIP]            = "SDMA5",
>> +       [SDMA6_HWIP]            = "SDMA6",
>> +       [SDMA7_HWIP]            = "SDMA7",
>> +       [LSDMA_HWIP]            = "LSDMA",
>> +       [MMHUB_HWIP]            = "MMHUB",
>> +       [ATHUB_HWIP]            = "ATHUB",
>> +       [NBIO_HWIP]             = "NBIO",
>> +       [MP0_HWIP]              = "MP0",
>> +       [MP1_HWIP]              = "MP1",
>> +       [UVD_HWIP]              = "UVD/JPEG/VCN",
>> +       [VCN1_HWIP]             = "VCN1",
>> +       [VCE_HWIP]              = "VCE",
>> +       [VPE_HWIP]              = "VPE",
>> +       [DF_HWIP]               = "DF",
>> +       [DCE_HWIP]              = "DCE",
>> +       [OSSSYS_HWIP]           = "OSSSYS",
>> +       [SMUIO_HWIP]            = "SMUIO",
>> +       [PWR_HWIP]              = "PWR",
>> +       [NBIF_HWIP]             = "NBIF",
>> +       [THM_HWIP]              = "THM",
>> +       [CLK_HWIP]              = "CLK",
>> +       [UMC_HWIP]              = "UMC",
>> +       [RSMU_HWIP]             = "RSMU",
>> +       [XGMI_HWIP]             = "XGMI",
>> +       [DCI_HWIP]              = "DCI",
>> +       [PCIE_HWIP]             = "PCIE",
>> +};
>> +
>> +
>>   int amdgpu_reset_init(struct amdgpu_device *adev)
>>   {
>>          int ret = 0;
>> @@ -196,6 +233,31 @@ amdgpu_devcoredump_read(char *buffer, loff_t offset, size_t count,
>>                             coredump->reset_task_info.process_name,
>>                             coredump->reset_task_info.pid);
>>
>> +       /* GPU IP's information of the SOC */
>> +       if (coredump->adev) {
>> +
>> +               drm_printf(&p, "\nIP Information\n");
>> +               drm_printf(&p, "SOC Family: %d\n", coredump->adev->family);
>> +               drm_printf(&p, "SOC Revision id: %d\n", coredump->adev->rev_id);
>> +               drm_printf(&p, "SOC External Revision id: %d\n",
>> +                          coredump->adev->external_rev_id);
>> +
>> +               for (int i = 1; i < MAX_HWIP; i++) {
>> +                       for (int j = 0; j < HWIP_MAX_INSTANCE; j++) {
>> +                               int ver = coredump->adev->ip_versions[i][j];
>> +
>> +                               if (ver)
>> +                                       drm_printf(&p, "HWIP: %s[%d][%d]: v%d.%d.%d.%d.%d\n",
>> +                                                  hw_ip_names[i], i, j,
>> +                                                  IP_VERSION_MAJ(ver),
>> +                                                  IP_VERSION_MIN(ver),
>> +                                                  IP_VERSION_REV(ver),
>> +                                                  IP_VERSION_VARIANT(ver),
>> +                                                  IP_VERSION_SUBREV(ver));
>> +                       }
>> +               }
>> +       }
>> +
>>          if (coredump->ring) {
>>                  drm_printf(&p, "\nRing timed out details\n");
>>                  drm_printf(&p, "IP Type: %d Ring Name: %s\n",
>> --
>> 2.34.1
>>