On 6/4/24 17:48, Rob Clark wrote:
From: Rob Clark <robdcl...@chromium.org>

Add the SQE fw version to dmesg and devcoredump.

Signed-off-by: Rob Clark <robdcl...@chromium.org>
---
  drivers/gpu/drm/msm/adreno/a6xx_gpu.c       | 32 +++++++++++++++++++--
  drivers/gpu/drm/msm/adreno/a6xx_gpu.h       |  1 +
  drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c |  2 ++
  3 files changed, 33 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c 
b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 56bfb228808d..5a2a005003c8 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -665,6 +665,32 @@ static int a7xx_cp_init(struct msm_gpu *gpu)
        return a6xx_idle(gpu, ring) ? 0 : -EINVAL;
  }
+static uint32_t get_ucode_version(const uint32_t *data)
+{
+       uint32_t version;
+
+       /* NOTE: compared to kgsl, we've already stripped off the first dword: 
*/
+       version = data[0];
+
+       if ((version & 0xf) != 0xa)
+               return version;
+
+       version &= ~0xfff;
+       return  version | ((data[2] & 0xfff000) >> 12);

double space

Some GENMASKy defines w/ FIELD_GET would be nice here..

[...]

+ DRM_DEV_INFO(&gpu->pdev->dev, "Have SQE version %03x\n", get_ucode_version(buf));


"SQE FW version: [...]" instead?

+
        /* A7xx is safe! */
        if (adreno_is_a7xx(adreno_gpu) || adreno_is_a702(adreno_gpu))
                return true;
@@ -714,7 +742,7 @@ static bool a6xx_ucode_check_version(struct a6xx_gpu 
*a6xx_gpu,
                }
DRM_DEV_ERROR(&gpu->pdev->dev,
-                       "a630 SQE ucode is too old. Have version %x need at least 
%x\n",
+                       "a630 SQE ucode is too old. Have version %03x need at least 
%03x\n",
                        buf[0] & 0xfff, 0x190);

This func should probably get updated to use the new getter too,
getting rid of magic masks for e.g.

if (FIELD_GET(SQE_FW_MINMAJ, ver) > 0x190)
        foobarbaz

Konrad

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