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Move device dependent code to amdgpu.c and radeon.c
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
| /* | ||
| Copyright (C) 2012 Lauri Kasanen | ||
| This program is free software: you can redistribute it and/or modify | ||
| it under the terms of the GNU General Public License as published by | ||
| the Free Software Foundation, version 3 of the License. | ||
| This program is distributed in the hope that it will be useful, | ||
| but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| GNU General Public License for more details. | ||
| You should have received a copy of the GNU General Public License | ||
| along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
| */ | ||
|
|
||
| #include "radeontop.h" | ||
| #include <libdrm/amdgpu_drm.h> | ||
| #include <libdrm/amdgpu.h> | ||
|
|
||
| static amdgpu_device_handle amdgpu_dev; | ||
|
|
||
| static int getgrbm_amdgpu(uint32_t *out) { | ||
| return amdgpu_read_mm_registers(amdgpu_dev, GRBM_STATUS / 4, 1, | ||
| 0xffffffff, 0, out); | ||
| } | ||
|
|
||
| static int getvram_amdgpu(uint64_t *out) { | ||
| return amdgpu_query_info(amdgpu_dev, AMDGPU_INFO_VRAM_USAGE, | ||
| sizeof(uint64_t), out); | ||
| } | ||
|
|
||
| static int getgtt_amdgpu(uint64_t *out) { | ||
| return amdgpu_query_info(amdgpu_dev, AMDGPU_INFO_GTT_USAGE, | ||
| sizeof(uint64_t), out); | ||
| } | ||
|
|
||
| #ifdef HAS_AMDGPU_QUERY_SENSOR_INFO | ||
| static int getsclk_amdgpu(uint32_t *out) { | ||
| return amdgpu_query_sensor_info(amdgpu_dev, AMDGPU_INFO_SENSOR_GFX_SCLK, | ||
| sizeof(uint32_t), out); | ||
| } | ||
|
|
||
| static int getmclk_amdgpu(uint32_t *out) { | ||
| return amdgpu_query_sensor_info(amdgpu_dev, AMDGPU_INFO_SENSOR_GFX_MCLK, | ||
| sizeof(uint32_t), out); | ||
| } | ||
| #endif | ||
|
|
||
| void init_amdgpu(int fd) { | ||
| uint32_t drm_major, drm_minor; | ||
| int ret; | ||
|
|
||
| if (amdgpu_device_initialize(fd, &drm_major, &drm_minor, &amdgpu_dev)) | ||
| die(_("Can't initialize amdgpu driver")); | ||
|
|
||
| getgrbm = getgrbm_amdgpu; | ||
|
|
||
| #ifdef HAS_AMDGPU_QUERY_SENSOR_INFO | ||
| struct amdgpu_gpu_info gpu; | ||
|
|
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| amdgpu_query_gpu_info(amdgpu_dev, &gpu); | ||
| sclk_max = gpu.max_engine_clk; | ||
| mclk_max = gpu.max_memory_clk; | ||
| getsclk = getsclk_amdgpu; | ||
| getmclk = getmclk_amdgpu; | ||
| #else | ||
| printf(_("amdgpu DRM driver is used, but clock reporting is not enabled\n")); | ||
| #endif | ||
|
|
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| struct drm_amdgpu_info_vram_gtt vram_gtt; | ||
|
|
||
| if ((ret = amdgpu_query_info(amdgpu_dev, AMDGPU_INFO_VRAM_GTT, | ||
| sizeof(vram_gtt), &vram_gtt))) { | ||
| printf(_("Failed to get VRAM size, error %d\n"), ret); | ||
| return; | ||
| } | ||
|
|
||
| vramsize = vram_gtt.vram_size; | ||
| gttsize = vram_gtt.gtt_size; | ||
| getvram = getvram_amdgpu; | ||
| getgtt = getgtt_amdgpu; | ||
| } | ||
|
|
||
| void cleanup_amdgpu() { | ||
| if (amdgpu_dev) | ||
| amdgpu_device_deinitialize(amdgpu_dev); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| /* | ||
| Copyright (C) 2012 Lauri Kasanen | ||
| This program is free software: you can redistribute it and/or modify | ||
| it under the terms of the GNU General Public License as published by | ||
| the Free Software Foundation, version 3 of the License. | ||
| This program is distributed in the hope that it will be useful, | ||
| but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| GNU General Public License for more details. | ||
| You should have received a copy of the GNU General Public License | ||
| along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
| */ | ||
|
|
||
| #include "radeontop.h" | ||
| #include <radeon_drm.h> | ||
| #include <xf86drm.h> | ||
|
|
||
| static int drm_fd; | ||
|
|
||
| static int radeon_get_drm_value(int fd, unsigned request, uint32_t *out) { | ||
| struct drm_radeon_info info; | ||
|
|
||
| memset(&info, 0, sizeof(info)); | ||
| info.value = (unsigned long) out; | ||
| info.request = request; | ||
|
|
||
| return drmCommandWriteRead(fd, DRM_RADEON_INFO, &info, sizeof(info)); | ||
| } | ||
|
|
||
| static int getgrbm_radeon(uint32_t *out) { | ||
| *out = GRBM_STATUS; | ||
| return radeon_get_drm_value(drm_fd, RADEON_INFO_READ_REG, out); | ||
| } | ||
|
|
||
| static int getvram_radeon(uint64_t *out) { | ||
| return radeon_get_drm_value(drm_fd, RADEON_INFO_VRAM_USAGE, | ||
| (uint32_t *) out); | ||
| } | ||
|
|
||
| static int getgtt_radeon(uint64_t *out) { | ||
| return radeon_get_drm_value(drm_fd, RADEON_INFO_GTT_USAGE, | ||
| (uint32_t *) out); | ||
| } | ||
|
|
||
| void init_radeon(int fd) { | ||
| int drm_major, drm_minor, ret; | ||
| drmVersionPtr ver = drmGetVersion(fd); | ||
|
|
||
| drm_fd = fd; | ||
| drm_major = ver->version_major; | ||
| drm_minor = ver->version_minor; | ||
| drmFreeVersion(ver); | ||
| getgrbm = getgrbm_radeon; | ||
|
|
||
| if (drm_major > 2 || (drm_major == 2 && drm_minor >= 36)) { | ||
| struct drm_radeon_gem_info gem; | ||
|
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| if ((ret = drmCommandWriteRead(fd, DRM_RADEON_GEM_INFO, | ||
| &gem, sizeof(gem)))) { | ||
| printf(_("Failed to get VRAM size, error %d\n"), ret); | ||
| return; | ||
| } | ||
|
|
||
| vramsize = gem.vram_size; | ||
| gttsize = gem.gart_size; | ||
| getvram = getvram_radeon; | ||
| getgtt = getgtt_radeon; | ||
| } else | ||
| printf(_("Kernel too old for VRAM reporting.\n")); | ||
| } |