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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c68
1 files changed, 35 insertions, 33 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index 27d8ae19a7a4..b5d6274952a5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -23,9 +23,7 @@
#include "amdgpu.h"
#include "amdgpu_discovery.h"
-#include "soc15_common.h"
#include "soc15_hw_ip.h"
-#include "nbio/nbio_2_3_offset.h"
#include "discovery.h"
#define mmRCC_CONFIG_MEMSIZE 0xde3
@@ -135,9 +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;
}
@@ -158,7 +157,7 @@ static inline bool amdgpu_discovery_verify_checksum(uint8_t *data, uint32_t size
return !!(amdgpu_discovery_calculate_checksum(data, size) == expected);
}
-int amdgpu_discovery_init(struct amdgpu_device *adev)
+static int amdgpu_discovery_init(struct amdgpu_device *adev)
{
struct table_info *info;
struct binary_header *bhdr;
@@ -169,17 +168,18 @@ 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");
@@ -192,7 +192,7 @@ 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;
@@ -202,7 +202,7 @@ 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");
@@ -210,7 +210,7 @@ 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;
@@ -220,9 +220,9 @@ 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;
@@ -232,16 +232,16 @@ 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)
@@ -257,14 +257,16 @@ int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
uint8_t num_base_address;
int hw_ip;
int i, j, k;
+ int r;
- if (!adev->discovery) {
- DRM_ERROR("ip discovery uninitialized\n");
- return -EINVAL;
+ r = amdgpu_discovery_init(adev);
+ if (r) {
+ DRM_ERROR("amdgpu_discovery_init failed\n");
+ 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);
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