[PATCH v1 6/6] drm/amdgpu: add print support for sdma_v_4_4_2 ip_dump

[Deucher, Alexander]

[Public]

Series is:
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
________________________________
From: Sunil Khatri <sunil.khatri at amd.com>
Sent: Thursday, July 18, 2024 12:42 AM
To: Deucher, Alexander <Alexander.Deucher at amd.com>; Koenig, Christian <Christian.Koenig at amd.com>
Cc: amd-gfx at lists.freedesktop.org <amd-gfx at lists.freedesktop.org>; Khatri, Sunil <Sunil.Khatri at amd.com>
Subject: [PATCH v1 6/6] drm/amdgpu: add print support for sdma_v_4_4_2 ip_dump

Add print support for ip dump for sdma_v_4_4_2 in
devcoredump.

Signed-off-by: Sunil Khatri <sunil.khatri at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
index 917a767ebaf2..9d4091175d29 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
@@ -1857,6 +1857,27 @@ static void sdma_v4_4_2_get_clockgating_state(void *handle, u64 *flags)
                 *flags |= AMD_CG_SUPPORT_SDMA_LS;
 }

+static void sdma_v4_4_2_print_ip_state(void *handle, struct drm_printer *p)
+{
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+       int i, j;
+       uint32_t reg_count = ARRAY_SIZE(sdma_reg_list_4_4_2);
+       uint32_t instance_offset;
+
+       if (!adev->sdma.ip_dump)
+               return;
+
+       drm_printf(p, "num_instances:%d\n", adev->sdma.num_instances);
+       for (i = 0; i < adev->sdma.num_instances; i++) {
+               instance_offset = i * reg_count;
+               drm_printf(p, "\nInstance:%d\n", i);
+
+               for (j = 0; j < reg_count; j++)
+                       drm_printf(p, "%-50s \t 0x%08x\n", sdma_reg_list_4_4_2[j].reg_name,
+                                  adev->sdma.ip_dump[instance_offset + j]);
+       }
+}
+
 static void sdma_v4_4_2_dump_ip_state(void *handle)
 {
         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
@@ -1895,6 +1916,7 @@ const struct amd_ip_funcs sdma_v4_4_2_ip_funcs = {
         .set_powergating_state = sdma_v4_4_2_set_powergating_state,
         .get_clockgating_state = sdma_v4_4_2_get_clockgating_state,
         .dump_ip_state = sdma_v4_4_2_dump_ip_state,
+       .print_ip_state = sdma_v4_4_2_print_ip_state,
 };

 static const struct amdgpu_ring_funcs sdma_v4_4_2_ring_funcs = {
--
2.34.1

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