diff options
Diffstat (limited to 'nvdebug_entry.c')
-rw-r--r-- | nvdebug_entry.c | 46 |
1 files changed, 31 insertions, 15 deletions
diff --git a/nvdebug_entry.c b/nvdebug_entry.c index d355151..3815e06 100644 --- a/nvdebug_entry.c +++ b/nvdebug_entry.c | |||
@@ -28,7 +28,7 @@ extern struct file_operations enable_channel_file_ops; | |||
28 | extern struct file_operations switch_to_tsg_file_ops; | 28 | extern struct file_operations switch_to_tsg_file_ops; |
29 | extern struct file_operations device_info_file_ops; | 29 | extern struct file_operations device_info_file_ops; |
30 | extern struct file_operations nvdebug_read_reg32_file_ops; | 30 | extern struct file_operations nvdebug_read_reg32_file_ops; |
31 | 31 | extern struct file_operations nvdebug_read4_pascal_file_ops; | |
32 | // Bus types are global symbols in the kernel | 32 | // Bus types are global symbols in the kernel |
33 | extern struct bus_type platform_bus_type; | 33 | extern struct bus_type platform_bus_type; |
34 | struct nvdebug_state g_nvdebug_state[NVDEBUG_MAX_DEVICES]; | 34 | struct nvdebug_state g_nvdebug_state[NVDEBUG_MAX_DEVICES]; |
@@ -261,23 +261,27 @@ int __init nvdebug_init(void) { | |||
261 | (void*)NV_FUSE_GPC); | 261 | (void*)NV_FUSE_GPC); |
262 | // In both nouveau and nvgpu, the PCE_MAP register is available on Pascal+ | 262 | // In both nouveau and nvgpu, the PCE_MAP register is available on Pascal+ |
263 | if (g_nvdebug_state[res].chip_id >= NV_CHIP_ID_PASCAL){ | 263 | if (g_nvdebug_state[res].chip_id >= NV_CHIP_ID_PASCAL){ |
264 | 264 | // Declare struct for storing pce index and offset | |
265 | struct combo local_combo; | ||
266 | struct combo* local_combo_ptr = &local_combo; | ||
265 | // Create a pce mask for iteration | 267 | // Create a pce mask for iteration |
266 | u32 ce_pce_map = nvdebug_readl(&g_nvdebug_state[device_id], NV_CE_PCE_MAP); | 268 | u32 ce_pce_map = nvdebug_readl(&g_nvdebug_state[device_id], NV_CE_PCE_MAP); |
267 | u32 num_pce = U32(hweight32(ce_pce_map)); | ||
268 | char file_name[20]; | 269 | char file_name[20]; |
269 | int pce_id; | 270 | int pce_id = 0; |
270 | int i; | 271 | int i; |
271 | for (i = 0; pce_id = 0; pce_id < num_pce; i < MAP_SIZE; i++){ | 272 | for (i = 0; i < MAP_SIZE; i++){ |
272 | // If pce is enabled, create files and iterate pce_id; otherwise, do nothing | 273 | // If pce is enabled, create files and iterate pce_id; otherwise, do nothing |
273 | if ((1 << i) & ce_pce_map){ | 274 | if ((1 << i) & ce_pce_map){ |
274 | snprintf(file_name, 20, "lce_for_pce%d",pce_id); | 275 | snprintf(file_name, 20, "lce_for_pce%d",pce_id); |
275 | switch (g_nvdebug_state[res].chip_id){ | 276 | // Depending on GPU architecture, fetch data for the LCE of particular PCE |
277 | switch (g_nvdebug_state[res].chip_id & 0xff0){ | ||
276 | 278 | ||
277 | case NV_CHIP_ID_PASCAL: | 279 | case NV_CHIP_ID_PASCAL: |
280 | local_combo.offset = NV_LCE_FOR_PCE_GP100(pce_id); | ||
281 | local_combo.index = pce_id; | ||
278 | lce_for_pce_entry = proc_create_data( | 282 | lce_for_pce_entry = proc_create_data( |
279 | file_name, 0444, dir, compat_ops(&nvdebug_read_reg32_file_ops), | 283 | file_name, 0444, dir, compat_ops(&nvdebug_read4_pascal_file_ops), |
280 | (void*)(uintptr_t)NV_LCE_FOR_PCE_GP100(pce_id)); | 284 | *(void**)local_combo_ptr); |
281 | break; | 285 | break; |
282 | case NV_CHIP_ID_VOLTA: | 286 | case NV_CHIP_ID_VOLTA: |
283 | lce_for_pce_entry = proc_create_data( | 287 | lce_for_pce_entry = proc_create_data( |
@@ -289,16 +293,28 @@ int __init nvdebug_init(void) { | |||
289 | file_name, 0444, dir, compat_ops(&nvdebug_read_reg32_file_ops), | 293 | file_name, 0444, dir, compat_ops(&nvdebug_read_reg32_file_ops), |
290 | (void*)(uintptr_t)NV_LCE_FOR_PCE_GA100(pce_id)); | 294 | (void*)(uintptr_t)NV_LCE_FOR_PCE_GA100(pce_id)); |
291 | break; | 295 | break; |
296 | case NV_CHIP_ID_TURING: | ||
297 | lce_for_pce_entry = proc_create_data( | ||
298 | file_name, 0444, dir, compat_ops(&nvdebug_read_reg32_file_ops), | ||
299 | (void*)(uintptr_t)NV_LCE_FOR_PCE_TU104(pce_id)); | ||
300 | break; | ||
301 | |||
302 | } | ||
303 | // Make 2 files for 2 GRCEs | ||
304 | if (pce_id < NV_GRCE_NUM){ | ||
305 | local_combo.offset = NV_GRCE_FOR_CE(pce_id); | ||
306 | local_combo.index = 0; | ||
307 | snprintf(file_name, 20, "pce_for_grce%d",pce_id); | ||
308 | grce_for_pce_entry = proc_create_data( | ||
309 | file_name, 0444, dir, compat_ops(&nvdebug_read4_pascal_file_ops), | ||
310 | *(void**)local_combo_ptr); | ||
292 | } | 311 | } |
293 | snprintf(file_name, 20, "grce_for_pce%d",pce_id); | ||
294 | grce_for_pce_entry = proc_create_data( | ||
295 | file_name, 0444, dir, compat_ops(&nvdebug_read_reg32_file_ops), | ||
296 | (void*)(uintptr_t)NV_GRCE_FOR_CE(pce_id)); | ||
297 | if (!lce_for_pce_entry || !grce_for_pce_entry) | 312 | if (!lce_for_pce_entry || !grce_for_pce_entry) |
298 | return -ENOMEM; | 313 | return -ENOMEM; |
299 | pce_id++ | 314 | pce_id++; |
300 | } | 315 | |
301 | } | 316 | } |
317 | } | ||
302 | 318 | ||
303 | // TODO: Redo to num_pces | 319 | // TODO: Redo to num_pces |
304 | num_gpcs_entry = proc_create_data( | 320 | num_gpcs_entry = proc_create_data( |