From 76883e0b84abcf8fc3dc774eac2d5b3deae930e2 Mon Sep 17 00:00:00 2001 From: Hawking Zhang Date: Tue, 31 Mar 2020 15:20:49 -0400 Subject: [PATCH] drm/amdgpu: re-structue members for ip discovery This is to prepare for initializing discovery tmr size per ASIC type Signed-off-by: Hawking Zhang Reviewed-by: Likun Gao Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 5 +- drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 56 ++++++++++--------- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 12 ++-- 3 files changed, 38 insertions(+), 35 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 99e5f474505d3..c42b3dccfcb64 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -765,7 +765,6 @@ struct amdgpu_device { uint8_t *bios; uint32_t bios_size; struct amdgpu_bo *stolen_vga_memory; - struct amdgpu_bo *discovery_memory; uint32_t bios_scratch_reg_offset; uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH]; @@ -918,7 +917,9 @@ struct amdgpu_device { struct amdgpu_display_manager dm; /* discovery */ - uint8_t *discovery; + uint8_t *discovery_bin; + uint32_t discovery_tmr_size; + struct amdgpu_bo *discovery_memory; /* mes */ bool enable_mes; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c index 43bb22ad8addf..b5d6274952a5e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c @@ -133,9 +133,10 @@ static int hw_id_map[MAX_HWIP] = { static int amdgpu_discovery_read_binary(struct amdgpu_device *adev, uint8_t *binary) { uint64_t vram_size = (uint64_t)RREG32(mmRCC_CONFIG_MEMSIZE) << 20; - uint64_t pos = vram_size - DISCOVERY_TMR_SIZE; + uint64_t pos = vram_size - adev->discovery_tmr_size; - amdgpu_device_vram_access(adev, pos, (uint32_t *)binary, DISCOVERY_TMR_SIZE, false); + amdgpu_device_vram_access(adev, pos, (uint32_t *)binary, + adev->discovery_tmr_size, false); return 0; } @@ -167,17 +168,18 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev) uint16_t checksum; int r; - adev->discovery = kzalloc(DISCOVERY_TMR_SIZE, GFP_KERNEL); - if (!adev->discovery) + adev->discovery_tmr_size = DISCOVERY_TMR_SIZE; + adev->discovery_bin = kzalloc(adev->discovery_tmr_size, GFP_KERNEL); + if (!adev->discovery_bin) return -ENOMEM; - r = amdgpu_discovery_read_binary(adev, adev->discovery); + r = amdgpu_discovery_read_binary(adev, adev->discovery_bin); if (r) { DRM_ERROR("failed to read ip discovery binary\n"); goto out; } - bhdr = (struct binary_header *)adev->discovery; + bhdr = (struct binary_header *)adev->discovery_bin; if (le32_to_cpu(bhdr->binary_signature) != BINARY_SIGNATURE) { DRM_ERROR("invalid ip discovery binary signature\n"); @@ -190,7 +192,7 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev) size = bhdr->binary_size - offset; checksum = bhdr->binary_checksum; - if (!amdgpu_discovery_verify_checksum(adev->discovery + offset, + if (!amdgpu_discovery_verify_checksum(adev->discovery_bin + offset, size, checksum)) { DRM_ERROR("invalid ip discovery binary checksum\n"); r = -EINVAL; @@ -200,7 +202,7 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev) info = &bhdr->table_list[IP_DISCOVERY]; offset = le16_to_cpu(info->offset); checksum = le16_to_cpu(info->checksum); - ihdr = (struct ip_discovery_header *)(adev->discovery + offset); + ihdr = (struct ip_discovery_header *)(adev->discovery_bin + offset); if (le32_to_cpu(ihdr->signature) != DISCOVERY_TABLE_SIGNATURE) { DRM_ERROR("invalid ip discovery data table signature\n"); @@ -208,7 +210,7 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev) goto out; } - if (!amdgpu_discovery_verify_checksum(adev->discovery + offset, + if (!amdgpu_discovery_verify_checksum(adev->discovery_bin + offset, ihdr->size, checksum)) { DRM_ERROR("invalid ip discovery data table checksum\n"); r = -EINVAL; @@ -218,9 +220,9 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev) info = &bhdr->table_list[GC]; offset = le16_to_cpu(info->offset); checksum = le16_to_cpu(info->checksum); - ghdr = (struct gpu_info_header *)(adev->discovery + offset); + ghdr = (struct gpu_info_header *)(adev->discovery_bin + offset); - if (!amdgpu_discovery_verify_checksum(adev->discovery + offset, + if (!amdgpu_discovery_verify_checksum(adev->discovery_bin + offset, ghdr->size, checksum)) { DRM_ERROR("invalid gc data table checksum\n"); r = -EINVAL; @@ -230,16 +232,16 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev) return 0; out: - kfree(adev->discovery); - adev->discovery = NULL; + kfree(adev->discovery_bin); + adev->discovery_bin = NULL; return r; } void amdgpu_discovery_fini(struct amdgpu_device *adev) { - kfree(adev->discovery); - adev->discovery = NULL; + kfree(adev->discovery_bin); + adev->discovery_bin = NULL; } int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev) @@ -263,8 +265,8 @@ int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev) return r; } - bhdr = (struct binary_header *)adev->discovery; - ihdr = (struct ip_discovery_header *)(adev->discovery + + bhdr = (struct binary_header *)adev->discovery_bin; + ihdr = (struct ip_discovery_header *)(adev->discovery_bin + le16_to_cpu(bhdr->table_list[IP_DISCOVERY].offset)); num_dies = le16_to_cpu(ihdr->num_dies); @@ -272,7 +274,7 @@ int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev) for (i = 0; i < num_dies; i++) { die_offset = le16_to_cpu(ihdr->die_info[i].die_offset); - dhdr = (struct die_header *)(adev->discovery + die_offset); + dhdr = (struct die_header *)(adev->discovery_bin + die_offset); num_ips = le16_to_cpu(dhdr->num_ips); ip_offset = die_offset + sizeof(*dhdr); @@ -286,7 +288,7 @@ int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev) le16_to_cpu(dhdr->die_id), num_ips); for (j = 0; j < num_ips; j++) { - ip = (struct ip *)(adev->discovery + ip_offset); + ip = (struct ip *)(adev->discovery_bin + ip_offset); num_base_address = ip->num_base_address; DRM_DEBUG("%s(%d) #%d v%d.%d.%d:\n", @@ -335,24 +337,24 @@ int amdgpu_discovery_get_ip_version(struct amdgpu_device *adev, int hw_id, uint16_t num_ips; int i, j; - if (!adev->discovery) { + if (!adev->discovery_bin) { DRM_ERROR("ip discovery uninitialized\n"); return -EINVAL; } - bhdr = (struct binary_header *)adev->discovery; - ihdr = (struct ip_discovery_header *)(adev->discovery + + bhdr = (struct binary_header *)adev->discovery_bin; + ihdr = (struct ip_discovery_header *)(adev->discovery_bin + le16_to_cpu(bhdr->table_list[IP_DISCOVERY].offset)); num_dies = le16_to_cpu(ihdr->num_dies); for (i = 0; i < num_dies; i++) { die_offset = le16_to_cpu(ihdr->die_info[i].die_offset); - dhdr = (struct die_header *)(adev->discovery + die_offset); + dhdr = (struct die_header *)(adev->discovery_bin + die_offset); num_ips = le16_to_cpu(dhdr->num_ips); ip_offset = die_offset + sizeof(*dhdr); for (j = 0; j < num_ips; j++) { - ip = (struct ip *)(adev->discovery + ip_offset); + ip = (struct ip *)(adev->discovery_bin + ip_offset); if (le16_to_cpu(ip->hw_id) == hw_id) { if (major) @@ -375,13 +377,13 @@ int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev) struct binary_header *bhdr; struct gc_info_v1_0 *gc_info; - if (!adev->discovery) { + if (!adev->discovery_bin) { DRM_ERROR("ip discovery uninitialized\n"); return -EINVAL; } - bhdr = (struct binary_header *)adev->discovery; - gc_info = (struct gc_info_v1_0 *)(adev->discovery + + bhdr = (struct binary_header *)adev->discovery_bin; + gc_info = (struct gc_info_v1_0 *)(adev->discovery_bin + le16_to_cpu(bhdr->table_list[GC].offset)); adev->gfx.config.max_shader_engines = le32_to_cpu(gc_info->gc_num_se); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index ea0199a8f9c95..085d7c2381635 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1958,15 +1958,15 @@ int amdgpu_ttm_init(struct amdgpu_device *adev) return r; /* - * reserve one TMR (64K) memory at the top of VRAM which holds + * reserve TMR memory at the top of VRAM which holds * IP Discovery data and is protected by PSP. */ r = amdgpu_bo_create_kernel_at(adev, - adev->gmc.real_vram_size - DISCOVERY_TMR_SIZE, - DISCOVERY_TMR_SIZE, - AMDGPU_GEM_DOMAIN_VRAM, - &adev->discovery_memory, - NULL); + adev->gmc.real_vram_size - adev->discovery_tmr_size, + adev->discovery_tmr_size, + AMDGPU_GEM_DOMAIN_VRAM, + &adev->discovery_memory, + NULL); if (r) return r; -- 2.39.5