From 26a63590fea63e0b462f3db6860fd454b088897b Mon Sep 17 00:00:00 2001 From: Sathishkumar S Date: Fri, 18 Jul 2025 13:23:53 +0530 Subject: [PATCH] drm/amdgpu/vcn: Register dump cleanup in VCN2_5 Use generic vcn devcoredump helper functions for VCN2_5 and VCN2_6 Signed-off-by: Sathishkumar S Acked-by: Leo Liu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c | 83 +++------------------------ 1 file changed, 7 insertions(+), 76 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c index d7b2668ab0d94..3a7c137a83efb 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c @@ -297,8 +297,6 @@ static int vcn_v2_5_sw_init(struct amdgpu_ip_block *ip_block) { struct amdgpu_ring *ring; int i, j, r; - uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_2_5); - uint32_t *ptr; struct amdgpu_device *adev = ip_block->adev; for (j = 0; j < adev->vcn.num_vcn_inst; j++) { @@ -423,14 +421,9 @@ static int vcn_v2_5_sw_init(struct amdgpu_ip_block *ip_block) if (r) return r; - /* Allocate memory for VCN IP Dump buffer */ - ptr = kcalloc(adev->vcn.num_vcn_inst * reg_count, sizeof(uint32_t), GFP_KERNEL); - if (!ptr) { - DRM_ERROR("Failed to allocate memory for VCN IP Dump\n"); - adev->vcn.ip_dump = NULL; - } else { - adev->vcn.ip_dump = ptr; - } + r = amdgpu_vcn_reg_dump_init(adev, vcn_reg_list_2_5, ARRAY_SIZE(vcn_reg_list_2_5)); + if (r) + return r; r = amdgpu_vcn_sysfs_reset_mask_init(adev); if (r) @@ -477,8 +470,6 @@ static int vcn_v2_5_sw_fini(struct amdgpu_ip_block *ip_block) return r; } - kfree(adev->vcn.ip_dump); - return 0; } @@ -2133,66 +2124,6 @@ static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev) } } -static void vcn_v2_5_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p) -{ - struct amdgpu_device *adev = ip_block->adev; - int i, j; - uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_2_5); - uint32_t inst_off, is_powered; - - if (!adev->vcn.ip_dump) - return; - - drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst); - for (i = 0; i < adev->vcn.num_vcn_inst; i++) { - if (adev->vcn.harvest_config & (1 << i)) { - drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i); - continue; - } - - inst_off = i * reg_count; - is_powered = (adev->vcn.ip_dump[inst_off] & - UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1; - - if (is_powered) { - drm_printf(p, "\nActive Instance:VCN%d\n", i); - for (j = 0; j < reg_count; j++) - drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_2_5[j].reg_name, - adev->vcn.ip_dump[inst_off + j]); - } else { - drm_printf(p, "\nInactive Instance:VCN%d\n", i); - } - } -} - -static void vcn_v2_5_dump_ip_state(struct amdgpu_ip_block *ip_block) -{ - struct amdgpu_device *adev = ip_block->adev; - int i, j; - bool is_powered; - uint32_t inst_off; - uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_2_5); - - if (!adev->vcn.ip_dump) - return; - - for (i = 0; i < adev->vcn.num_vcn_inst; i++) { - if (adev->vcn.harvest_config & (1 << i)) - continue; - - inst_off = i * reg_count; - /* mmUVD_POWER_STATUS is always readable and is first element of the array */ - adev->vcn.ip_dump[inst_off] = RREG32_SOC15(VCN, i, mmUVD_POWER_STATUS); - is_powered = (adev->vcn.ip_dump[inst_off] & - UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1; - - if (is_powered) - for (j = 1; j < reg_count; j++) - adev->vcn.ip_dump[inst_off + j] = - RREG32(SOC15_REG_ENTRY_OFFSET_INST(vcn_reg_list_2_5[j], i)); - } -} - static const struct amd_ip_funcs vcn_v2_5_ip_funcs = { .name = "vcn_v2_5", .early_init = vcn_v2_5_early_init, @@ -2206,8 +2137,8 @@ static const struct amd_ip_funcs vcn_v2_5_ip_funcs = { .wait_for_idle = vcn_v2_5_wait_for_idle, .set_clockgating_state = vcn_v2_5_set_clockgating_state, .set_powergating_state = vcn_set_powergating_state, - .dump_ip_state = vcn_v2_5_dump_ip_state, - .print_ip_state = vcn_v2_5_print_ip_state, + .dump_ip_state = amdgpu_vcn_dump_ip_state, + .print_ip_state = amdgpu_vcn_print_ip_state, }; static const struct amd_ip_funcs vcn_v2_6_ip_funcs = { @@ -2223,8 +2154,8 @@ static const struct amd_ip_funcs vcn_v2_6_ip_funcs = { .wait_for_idle = vcn_v2_5_wait_for_idle, .set_clockgating_state = vcn_v2_5_set_clockgating_state, .set_powergating_state = vcn_set_powergating_state, - .dump_ip_state = vcn_v2_5_dump_ip_state, - .print_ip_state = vcn_v2_5_print_ip_state, + .dump_ip_state = amdgpu_vcn_dump_ip_state, + .print_ip_state = amdgpu_vcn_print_ip_state, }; const struct amdgpu_ip_block_version vcn_v2_5_ip_block = -- 2.47.3