[ogabbay:gaudi2 49/51] drivers/misc/habanalabs/gaudi2/gaudi2.c:1878: undefined reference to `__udivdi3'
From: kernel test robot
Date: Sun Jun 26 2022 - 14:32:39 EST
tree: https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git gaudi2
head: 07630ebc57c01dece654dea4d238f18a96851cec
commit: e86cc96aba150c067b57bfb623e093086d372403 [49/51] habanalabs: add gaudi2 asic-specific code
config: i386-randconfig-a014-20220627
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git/commit/?id=e86cc96aba150c067b57bfb623e093086d372403
git remote add ogabbay https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/linux.git
git fetch --no-tags ogabbay gaudi2
git checkout e86cc96aba150c067b57bfb623e093086d372403
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All error/warnings (new ones prefixed by >>):
ld: drivers/misc/habanalabs/gaudi2/gaudi2.o: in function `gaudi2_set_dram_properties':
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:1878: undefined reference to `__udivdi3'
>> ld: drivers/misc/habanalabs/gaudi2/gaudi2.c:1881: undefined reference to `__udivdi3'
--
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:1784:6: warning: no previous prototype for 'gaudi2_host_phys_addr_valid' [-Wmissing-prototypes]
1784 | bool gaudi2_host_phys_addr_valid(u64 addr)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c: In function 'gaudi2_set_dram_properties':
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:1828:13: warning: variable 'hbm_drv_base_offset' set but not used [-Wunused-but-set-variable]
1828 | u64 hbm_drv_base_offset = 0;
| ^~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c: At top level:
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:1887:5: warning: no previous prototype for 'gaudi2_set_fixed_properties' [-Wmissing-prototypes]
1887 | int gaudi2_set_fixed_properties(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:2215:5: warning: no previous prototype for 'gaudi2_set_tpc_binning_masks' [-Wmissing-prototypes]
2215 | int gaudi2_set_tpc_binning_masks(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:2273:5: warning: no previous prototype for 'gaudi2_set_dec_binning_masks' [-Wmissing-prototypes]
2273 | int gaudi2_set_dec_binning_masks(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:2395:5: warning: no previous prototype for 'gaudi2_set_cluster_binning_masks_common' [-Wmissing-prototypes]
2395 | int gaudi2_set_cluster_binning_masks_common(struct hl_device *hdev, u8 xbar_edge_iso_mask)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/device.h:15,
from include/linux/dma-mapping.h:7,
from include/linux/skbuff.h:31,
from include/linux/if_ether.h:19,
from drivers/misc/habanalabs/gaudi2/../common/../include/common/cpucp_if.h:12,
from drivers/misc/habanalabs/gaudi2/../common/habanalabs.h:11,
from drivers/misc/habanalabs/gaudi2/gaudi2P.h:12,
from drivers/misc/habanalabs/gaudi2/gaudi2.c:8:
drivers/misc/habanalabs/gaudi2/gaudi2.c: In function 'gaudi2_early_init':
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:2550:25: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 4 has type 'resource_size_t' {aka 'unsigned int'} [-Wformat=]
2550 | "Not " HL_NAME "? BAR %d size %llu, expecting %llu\n",
| ^~~~~~
include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt'
144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:2549:17: note: in expansion of macro 'dev_err'
2549 | dev_err(hdev->dev,
| ^~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:2560:25: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 4 has type 'resource_size_t' {aka 'unsigned int'} [-Wformat=]
2560 | "Not " HL_NAME "? BAR %d size %llu, expecting %llu\n",
| ^~~~~~
include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt'
144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:2559:17: note: in expansion of macro 'dev_err'
2559 | dev_err(hdev->dev,
| ^~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c: At top level:
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:2622:5: warning: no previous prototype for 'gaudi2_early_fini' [-Wmissing-prototypes]
2622 | int gaudi2_early_fini(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:2744:5: warning: no previous prototype for 'gaudi2_late_init' [-Wmissing-prototypes]
2744 | int gaudi2_late_init(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:2771:6: warning: no previous prototype for 'gaudi2_late_fini' [-Wmissing-prototypes]
2771 | void gaudi2_late_fini(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:2808:6: warning: no previous prototype for 'gaudi2_user_mapped_blocks_init' [-Wmissing-prototypes]
2808 | void gaudi2_user_mapped_blocks_init(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:2915:6: warning: no previous prototype for 'gaudi2_set_pci_memory_regions' [-Wmissing-prototypes]
2915 | void gaudi2_set_pci_memory_regions(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:2948:6: warning: no previous prototype for 'gaudi2_user_interrupt_setup' [-Wmissing-prototypes]
2948 | void gaudi2_user_interrupt_setup(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:2981:5: warning: no previous prototype for 'gaudi2_sw_init' [-Wmissing-prototypes]
2981 | int gaudi2_sw_init(struct hl_device *hdev)
| ^~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:3081:5: warning: no previous prototype for 'gaudi2_sw_fini' [-Wmissing-prototypes]
3081 | int gaudi2_sw_fini(struct hl_device *hdev)
| ^~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:3161:6: warning: no previous prototype for 'gaudi2_stop_dma_qmans' [-Wmissing-prototypes]
3161 | void gaudi2_stop_dma_qmans(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:3194:6: warning: no previous prototype for 'gaudi2_stop_mme_qmans' [-Wmissing-prototypes]
3194 | void gaudi2_stop_mme_qmans(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:3209:6: warning: no previous prototype for 'gaudi2_stop_tpc_qmans' [-Wmissing-prototypes]
3209 | void gaudi2_stop_tpc_qmans(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:3227:6: warning: no previous prototype for 'gaudi2_stop_rot_qmans' [-Wmissing-prototypes]
3227 | void gaudi2_stop_rot_qmans(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~
>> drivers/misc/habanalabs/gaudi2/gaudi2.c:3245:6: warning: no previous prototype for 'gaudi2_stop_nic_qmans' [-Wmissing-prototypes]
3245 | void gaudi2_stop_nic_qmans(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3273:6: warning: no previous prototype for 'gaudi2_dma_stall' [-Wmissing-prototypes]
3273 | void gaudi2_dma_stall(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3305:6: warning: no previous prototype for 'gaudi2_mme_stall' [-Wmissing-prototypes]
3305 | void gaudi2_mme_stall(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3317:6: warning: no previous prototype for 'gaudi2_tpc_stall' [-Wmissing-prototypes]
3317 | void gaudi2_tpc_stall(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3335:6: warning: no previous prototype for 'gaudi2_rotator_stall' [-Wmissing-prototypes]
3335 | void gaudi2_rotator_stall(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3361:6: warning: no previous prototype for 'gaudi2_disable_dma_qmans' [-Wmissing-prototypes]
3361 | void gaudi2_disable_dma_qmans(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3393:6: warning: no previous prototype for 'gaudi2_disable_mme_qmans' [-Wmissing-prototypes]
3393 | void gaudi2_disable_mme_qmans(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3405:6: warning: no previous prototype for 'gaudi2_disable_tpc_qmans' [-Wmissing-prototypes]
3405 | void gaudi2_disable_tpc_qmans(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3423:6: warning: no previous prototype for 'gaudi2_disable_rot_qmans' [-Wmissing-prototypes]
3423 | void gaudi2_disable_rot_qmans(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3441:6: warning: no previous prototype for 'gaudi2_disable_nic_qmans' [-Wmissing-prototypes]
3441 | void gaudi2_disable_nic_qmans(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3775:6: warning: no previous prototype for 'gaudi2_stop_dec' [-Wmissing-prototypes]
3775 | void gaudi2_stop_dec(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3800:6: warning: no previous prototype for 'gaudi2_halt_arcs' [-Wmissing-prototypes]
3800 | void gaudi2_halt_arcs(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3810:6: warning: no previous prototype for 'gaudi2_reset_arcs' [-Wmissing-prototypes]
3810 | void gaudi2_reset_arcs(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3823:6: warning: no previous prototype for 'gaudi2_nic_qmans_manual_flush' [-Wmissing-prototypes]
3823 | void gaudi2_nic_qmans_manual_flush(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3890:5: warning: no previous prototype for 'gaudi2_load_firmware_to_device' [-Wmissing-prototypes]
3890 | int gaudi2_load_firmware_to_device(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3899:6: warning: no previous prototype for 'gaudi2_init_firmware_loader' [-Wmissing-prototypes]
3899 | void gaudi2_init_firmware_loader(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3932:5: warning: no previous prototype for 'gaudi2_init_cpu' [-Wmissing-prototypes]
3932 | int gaudi2_init_cpu(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:3952:5: warning: no previous prototype for 'gaudi2_init_cpu_queues' [-Wmissing-prototypes]
3952 | int gaudi2_init_cpu_queues(struct hl_device *hdev, u32 cpu_timeout)
| ^~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:4218:6: warning: no previous prototype for 'gaudi2_init_kdma' [-Wmissing-prototypes]
4218 | void gaudi2_init_kdma(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:4233:6: warning: no previous prototype for 'gaudi2_init_pdma' [-Wmissing-prototypes]
4233 | void gaudi2_init_pdma(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:4270:6: warning: no previous prototype for 'gaudi2_init_edma' [-Wmissing-prototypes]
4270 | void gaudi2_init_edma(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:4293:6: warning: no previous prototype for 'gaudi2_init_sm' [-Wmissing-prototypes]
4293 | void gaudi2_init_sm(struct hl_device *hdev)
| ^~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:4393:6: warning: no previous prototype for 'gaudi2_init_mme' [-Wmissing-prototypes]
4393 | void gaudi2_init_mme(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:4444:6: warning: no previous prototype for 'gaudi2_init_tpc' [-Wmissing-prototypes]
4444 | void gaudi2_init_tpc(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:4465:6: warning: no previous prototype for 'gaudi2_init_rotator' [-Wmissing-prototypes]
4465 | void gaudi2_init_rotator(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:4486:6: warning: no previous prototype for 'gaudi2_init_dec' [-Wmissing-prototypes]
4486 | void gaudi2_init_dec(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:4534:6: warning: no previous prototype for 'gaudi2_init_msix_gw_table' [-Wmissing-prototypes]
4534 | void gaudi2_init_msix_gw_table(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:4758:5: warning: no previous prototype for 'gaudi2_mmu_invalidate_cache' [-Wmissing-prototypes]
4758 | int gaudi2_mmu_invalidate_cache(struct hl_device *hdev, bool is_hard, u32 flags)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:4783:5: warning: no previous prototype for 'gaudi2_mmu_invalidate_cache_range' [-Wmissing-prototypes]
4783 | int gaudi2_mmu_invalidate_cache_range(struct hl_device *hdev, bool is_hard,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:5017:5: warning: no previous prototype for 'gaudi2_mmu_init' [-Wmissing-prototypes]
5017 | int gaudi2_mmu_init(struct hl_device *hdev)
| ^~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:5378:5: warning: no previous prototype for 'gaudi2_mmap' [-Wmissing-prototypes]
5378 | int gaudi2_mmap(struct hl_device *hdev, struct vm_area_struct *vma,
| ^~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:5576:6: warning: no previous prototype for 'gaudi2_ring_doorbell' [-Wmissing-prototypes]
5576 | void gaudi2_ring_doorbell(struct hl_device *hdev, u32 hw_queue_id, u32 pi)
| ^~~~~~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:5607:6: warning: no previous prototype for 'gaudi2_pqe_write' [-Wmissing-prototypes]
5607 | void gaudi2_pqe_write(struct hl_device *hdev, __le64 *pqe, struct hl_bd *bd)
| ^~~~~~~~~~~~~~~~
drivers/misc/habanalabs/gaudi2/gaudi2.c:5616:7: warning: no previous prototype for 'gaudi2_dma_alloc_coherent' [-Wmissing-prototypes]
5616 | void *gaudi2_dma_alloc_coherent(struct hl_device *hdev, size_t size,
vim +1878 drivers/misc/habanalabs/gaudi2/gaudi2.c
1783
> 1784 bool gaudi2_host_phys_addr_valid(u64 addr)
1785 {
1786 if ((addr < HOST_PHYS_BASE_0 + HOST_PHYS_SIZE_0) || (addr >= HOST_PHYS_BASE_1))
1787 return true;
1788
1789 return false;
1790 }
1791
1792 static int set_number_of_functional_hbms(struct hl_device *hdev)
1793 {
1794 struct asic_fixed_properties *prop = &hdev->asic_prop;
1795 u8 faulty_hbms = hweight64(hdev->dram_binning);
1796
1797 /* check if all HBMs should be used */
1798 if (!faulty_hbms) {
1799 dev_dbg(hdev->dev, "All HBM are in use (no binning)\n");
1800 prop->num_functional_hbms = GAUDI2_HBM_NUM;
1801 return 0;
1802 }
1803
1804 /*
1805 * check for error condition in which number of binning
1806 * candidates is higher than the maximum supported by the
1807 * driver (in which case binning mask shall be ignored and driver will
1808 * set the default)
1809 */
1810 if (faulty_hbms > MAX_FAULTY_HBMS) {
1811 dev_err(hdev->dev,
1812 "HBM binning supports max of %d faulty HBMs, supplied mask 0x%llx.\n",
1813 MAX_FAULTY_HBMS, hdev->dram_binning);
1814 return -EINVAL;
1815 }
1816
1817 /*
1818 * by default, number of functional HBMs in Gaudi2 is always
1819 * GAUDI2_HBM_NUM - 1.
1820 */
1821 prop->num_functional_hbms = GAUDI2_HBM_NUM - faulty_hbms;
1822 return 0;
1823 }
1824
1825 static int gaudi2_set_dram_properties(struct hl_device *hdev)
1826 {
1827 struct asic_fixed_properties *prop = &hdev->asic_prop;
> 1828 u64 hbm_drv_base_offset = 0;
1829 u32 basic_hbm_page_size;
1830 int rc;
1831
1832 rc = set_number_of_functional_hbms(hdev);
1833 if (rc)
1834 return -EINVAL;
1835
1836 /*
1837 * Due to HW bug in which TLB size is x16 smaller than expected we use a workaround
1838 * in which we are using x16 bigger page size to be able to populate the entire
1839 * HBM mappings in the TLB
1840 */
1841 basic_hbm_page_size = prop->num_functional_hbms * SZ_8M;
1842 prop->dram_page_size = GAUDI2_COMPENSATE_TLB_PAGE_SIZE_FACTOR * basic_hbm_page_size;
1843 prop->device_mem_alloc_default_page_size = prop->dram_page_size;
1844 prop->dram_size = prop->num_functional_hbms * SZ_16G;
1845 prop->dram_base_address = DRAM_PHYS_BASE;
1846 prop->dram_end_address = prop->dram_base_address + prop->dram_size;
1847 prop->dram_supports_virtual_memory = true;
1848
1849 /*
1850 * Driver can't share an (48MB) HBM page with the F/W in order to prevent FW to block
1851 * the driver part by range register, so it must start at the next (48MB) page
1852 */
1853 hbm_drv_base_offset = roundup(CPU_FW_IMAGE_SIZE, basic_hbm_page_size);
1854
1855 prop->dram_user_base_address = DRAM_PHYS_BASE + prop->dram_page_size;
1856 prop->dram_hints_align_mask = ~GAUDI2_HBM_MMU_SCRM_ADDRESS_MASK;
1857 prop->hints_dram_reserved_va_range.start_addr = RESERVED_VA_RANGE_FOR_ARC_ON_HBM_START;
1858 prop->hints_dram_reserved_va_range.end_addr = RESERVED_VA_RANGE_FOR_ARC_ON_HBM_END;
1859
1860 /* since DRAM page size differs from dmmu page size we need to allocate
1861 * DRAM memory in units of dram_page size and mapping this memory in
1862 * units of DMMU page size. we overcome this size mismatch using a
1863 * scarmbling routine which takes a DRAM page and converts it to a DMMU
1864 * page.
1865 * We therefore:
1866 * 1. partition the virtual address space to DRAM-page (whole) pages.
1867 * (suppose we get n such pages)
1868 * 2. limit the amount of virtual address space we got from 1 above to
1869 * a multiple of 64M as we don't want the scrambled address to cross
1870 * the DRAM virtual address space.
1871 * ( m = (n * DRAM_page_size) / DMMU_page_size).
1872 * 3. determine the and address accordingly
1873 * end_addr = start_addr + m * 48M
1874 *
1875 * the DRAM address MSBs (63:48) are not part of the roundup calculation
1876 */
1877 prop->dmmu.start_addr = prop->dram_base_address +
> 1878 roundup(prop->dram_size, prop->dram_page_size);
1879
1880 prop->dmmu.end_addr = prop->dmmu.start_addr +
> 1881 ((VA_HBM_SPACE_END - prop->dmmu.start_addr) /
1882 prop->dmmu.page_size) * prop->dram_page_size;
1883
1884 return 0;
1885 }
1886
> 1887 int gaudi2_set_fixed_properties(struct hl_device *hdev)
1888 {
1889 struct asic_fixed_properties *prop = &hdev->asic_prop;
1890 struct hw_queue_properties *q_props;
1891 u32 num_sync_stream_queues = 0;
1892 int i;
1893
1894 prop->max_queues = GAUDI2_QUEUE_ID_SIZE;
1895 prop->hw_queues_props = kcalloc(prop->max_queues, sizeof(struct hw_queue_properties),
1896 GFP_KERNEL);
1897
1898 if (!prop->hw_queues_props)
1899 return -ENOMEM;
1900
1901 q_props = prop->hw_queues_props;
1902
1903 for (i = 0 ; i < GAUDI2_QUEUE_ID_CPU_PQ ; i++) {
1904 q_props[i].type = QUEUE_TYPE_HW;
1905 q_props[i].driver_only = 0;
1906
1907 if (i >= GAUDI2_QUEUE_ID_NIC_0_0 && i <= GAUDI2_QUEUE_ID_NIC_23_3) {
1908 q_props[i].supports_sync_stream = 0;
1909 } else {
1910 q_props[i].supports_sync_stream = 1;
1911 num_sync_stream_queues++;
1912 }
1913
1914 q_props[i].cb_alloc_flags = CB_ALLOC_USER;
1915 }
1916
1917 q_props[GAUDI2_QUEUE_ID_CPU_PQ].type = QUEUE_TYPE_CPU;
1918 q_props[GAUDI2_QUEUE_ID_CPU_PQ].driver_only = 1;
1919 q_props[GAUDI2_QUEUE_ID_CPU_PQ].cb_alloc_flags = CB_ALLOC_KERNEL;
1920
1921 prop->cache_line_size = DEVICE_CACHE_LINE_SIZE;
1922 prop->cfg_base_address = CFG_BASE;
1923 prop->device_dma_offset_for_host_access = HOST_PHYS_BASE_0;
1924 prop->host_base_address = HOST_PHYS_BASE_0;
1925 prop->host_end_address = prop->host_base_address + HOST_PHYS_SIZE_0;
1926 prop->max_pending_cs = GAUDI2_MAX_PENDING_CS;
1927 prop->completion_queues_count = GAUDI2_RESERVED_CQ_NUMBER;
1928 prop->user_dec_intr_count = NUMBER_OF_DEC;
1929 prop->user_interrupt_count = GAUDI2_IRQ_NUM_USER_LAST - GAUDI2_IRQ_NUM_USER_FIRST + 1;
1930 prop->completion_mode = HL_COMPLETION_MODE_CS;
1931 prop->sync_stream_first_sob = GAUDI2_RESERVED_SOBS;
1932 prop->sync_stream_first_mon = GAUDI2_RESERVED_MONITORS;
1933
1934 prop->sram_base_address = SRAM_BASE_ADDR;
1935 prop->sram_size = SRAM_SIZE;
1936 prop->sram_end_address = prop->sram_base_address + prop->sram_size;
1937 prop->sram_user_base_address = prop->sram_base_address + SRAM_USER_BASE_OFFSET;
1938
1939 prop->hints_range_reservation = true;
1940
1941 if (hdev->pldm)
1942 prop->mmu_pgt_size = 0x800000; /* 8MB */
1943 else
1944 prop->mmu_pgt_size = MMU_PAGE_TABLES_INITIAL_SIZE;
1945
1946 prop->mmu_pte_size = HL_PTE_SIZE;
1947 prop->mmu_hop_table_size = HOP_TABLE_SIZE_512_PTE;
1948 prop->mmu_hop0_tables_total_size = HOP0_512_PTE_TABLES_TOTAL_SIZE;
1949
1950 prop->dmmu.hop_shifts[MMU_HOP0] = DHOP0_SHIFT;
1951 prop->dmmu.hop_shifts[MMU_HOP1] = DHOP1_SHIFT;
1952 prop->dmmu.hop_shifts[MMU_HOP2] = DHOP2_SHIFT;
1953 prop->dmmu.hop_shifts[MMU_HOP3] = DHOP3_SHIFT;
1954 prop->dmmu.hop_shifts[MMU_HOP4] = DHOP4_SHIFT;
1955 prop->dmmu.hop_masks[MMU_HOP0] = DHOP0_MASK;
1956 prop->dmmu.hop_masks[MMU_HOP1] = DHOP1_MASK;
1957 prop->dmmu.hop_masks[MMU_HOP2] = DHOP2_MASK;
1958 prop->dmmu.hop_masks[MMU_HOP3] = DHOP3_MASK;
1959 prop->dmmu.hop_masks[MMU_HOP4] = DHOP4_MASK;
1960 prop->dmmu.page_size = PAGE_SIZE_1GB;
1961 prop->dmmu.num_hops = MMU_ARCH_6_HOPS;
1962 prop->dmmu.last_mask = LAST_MASK;
1963 prop->dmmu.host_resident = 1;
1964 /* TODO: will be duplicated until implementing per-MMU props */
1965 prop->dmmu.hop_table_size = prop->mmu_hop_table_size;
1966 prop->dmmu.hop0_tables_total_size = prop->mmu_hop0_tables_total_size;
1967
1968 /*
1969 * this is done in order to be able to validate FW descriptor (i.e. validating that
1970 * the addresses and allocated space for FW image does not cross memory bounds).
1971 * for this reason we set the DRAM size to the minimum possible and later it will
1972 * be modified according to what reported in the cpucp info packet
1973 */
1974 prop->dram_size = (GAUDI2_HBM_NUM - 1) * SZ_16G;
1975
1976 hdev->pmmu_huge_range = true;
1977 prop->pmmu.host_resident = 1;
1978 prop->pmmu.num_hops = MMU_ARCH_6_HOPS;
1979 prop->pmmu.last_mask = LAST_MASK;
1980 /* TODO: will be duplicated until implementing per-MMU props */
1981 prop->pmmu.hop_table_size = prop->mmu_hop_table_size;
1982 prop->pmmu.hop0_tables_total_size = prop->mmu_hop0_tables_total_size;
1983
1984 prop->hints_host_reserved_va_range.start_addr = RESERVED_VA_RANGE_FOR_ARC_ON_HOST_START;
1985 prop->hints_host_reserved_va_range.end_addr = RESERVED_VA_RANGE_FOR_ARC_ON_HOST_END;
1986 prop->hints_host_hpage_reserved_va_range.start_addr =
1987 RESERVED_VA_RANGE_FOR_ARC_ON_HOST_HPAGE_START;
1988 prop->hints_host_hpage_reserved_va_range.end_addr =
1989 RESERVED_VA_RANGE_FOR_ARC_ON_HOST_HPAGE_END;
1990
1991 if (PAGE_SIZE == SZ_64K) {
1992 prop->pmmu.hop_shifts[MMU_HOP0] = HOP0_SHIFT_64K;
1993 prop->pmmu.hop_shifts[MMU_HOP1] = HOP1_SHIFT_64K;
1994 prop->pmmu.hop_shifts[MMU_HOP2] = HOP2_SHIFT_64K;
1995 prop->pmmu.hop_shifts[MMU_HOP3] = HOP3_SHIFT_64K;
1996 prop->pmmu.hop_shifts[MMU_HOP4] = HOP4_SHIFT_64K;
1997 prop->pmmu.hop_shifts[MMU_HOP5] = HOP5_SHIFT_64K;
1998 prop->pmmu.hop_masks[MMU_HOP0] = HOP0_MASK_64K;
1999 prop->pmmu.hop_masks[MMU_HOP1] = HOP1_MASK_64K;
2000 prop->pmmu.hop_masks[MMU_HOP2] = HOP2_MASK_64K;
2001 prop->pmmu.hop_masks[MMU_HOP3] = HOP3_MASK_64K;
2002 prop->pmmu.hop_masks[MMU_HOP4] = HOP4_MASK_64K;
2003 prop->pmmu.hop_masks[MMU_HOP5] = HOP5_MASK_64K;
2004 prop->pmmu.start_addr = VA_HOST_SPACE_PAGE_START;
2005 prop->pmmu.end_addr = VA_HOST_SPACE_PAGE_END;
2006 prop->pmmu.page_size = PAGE_SIZE_64KB;
2007
2008 /* shifts and masks are the same in PMMU and HPMMU */
2009 memcpy(&prop->pmmu_huge, &prop->pmmu, sizeof(prop->pmmu));
2010 prop->pmmu_huge.page_size = PAGE_SIZE_16MB;
2011 prop->pmmu_huge.start_addr = VA_HOST_SPACE_HPAGE_START;
2012 prop->pmmu_huge.end_addr = VA_HOST_SPACE_HPAGE_END;
2013 } else {
2014 prop->pmmu.hop_shifts[MMU_HOP0] = HOP0_SHIFT_4K;
2015 prop->pmmu.hop_shifts[MMU_HOP1] = HOP1_SHIFT_4K;
2016 prop->pmmu.hop_shifts[MMU_HOP2] = HOP2_SHIFT_4K;
2017 prop->pmmu.hop_shifts[MMU_HOP3] = HOP3_SHIFT_4K;
2018 prop->pmmu.hop_shifts[MMU_HOP4] = HOP4_SHIFT_4K;
2019 prop->pmmu.hop_shifts[MMU_HOP5] = HOP5_SHIFT_4K;
2020 prop->pmmu.hop_masks[MMU_HOP0] = HOP0_MASK_4K;
2021 prop->pmmu.hop_masks[MMU_HOP1] = HOP1_MASK_4K;
2022 prop->pmmu.hop_masks[MMU_HOP2] = HOP2_MASK_4K;
2023 prop->pmmu.hop_masks[MMU_HOP3] = HOP3_MASK_4K;
2024 prop->pmmu.hop_masks[MMU_HOP4] = HOP4_MASK_4K;
2025 prop->pmmu.hop_masks[MMU_HOP5] = HOP5_MASK_4K;
2026 prop->pmmu.start_addr = VA_HOST_SPACE_PAGE_START;
2027 prop->pmmu.end_addr = VA_HOST_SPACE_PAGE_END;
2028 prop->pmmu.page_size = PAGE_SIZE_4KB;
2029
2030 /* shifts and masks are the same in PMMU and HPMMU */
2031 memcpy(&prop->pmmu_huge, &prop->pmmu, sizeof(prop->pmmu));
2032 prop->pmmu_huge.page_size = PAGE_SIZE_2MB;
2033 prop->pmmu_huge.start_addr = VA_HOST_SPACE_HPAGE_START;
2034 prop->pmmu_huge.end_addr = VA_HOST_SPACE_HPAGE_END;
2035 }
2036
2037 prop->cfg_size = CFG_SIZE;
2038 prop->max_asid = MAX_ASID;
2039 prop->num_of_events = GAUDI2_EVENT_SIZE;
2040
2041 prop->dc_power_default = DC_POWER_DEFAULT;
2042
2043 prop->cb_pool_cb_cnt = GAUDI2_CB_POOL_CB_CNT;
2044 prop->cb_pool_cb_size = GAUDI2_CB_POOL_CB_SIZE;
2045 prop->pcie_dbi_base_address = CFG_BASE + mmPCIE_DBI_BASE;
2046 prop->pcie_aux_dbi_reg_addr = CFG_BASE + mmPCIE_AUX_DBI;
2047
2048 strncpy(prop->cpucp_info.card_name, GAUDI2_DEFAULT_CARD_NAME, CARD_NAME_MAX_LEN);
2049
2050 prop->mme_master_slave_mode = 1;
2051
2052 prop->first_available_user_sob[0] = GAUDI2_RESERVED_SOBS +
2053 (num_sync_stream_queues * HL_RSVD_SOBS);
2054
2055 prop->first_available_user_mon[0] = GAUDI2_RESERVED_MONITORS +
2056 (num_sync_stream_queues * HL_RSVD_MONS);
2057
2058 prop->first_available_user_interrupt = GAUDI2_IRQ_NUM_USER_FIRST;
2059
2060 prop->first_available_cq[0] = GAUDI2_RESERVED_CQ_NUMBER;
2061
2062 prop->fw_cpu_boot_dev_sts0_valid = false;
2063 prop->fw_cpu_boot_dev_sts1_valid = false;
2064 prop->hard_reset_done_by_fw = false;
2065 prop->gic_interrupts_enable = true;
2066
2067 prop->server_type = HL_SERVER_TYPE_UNKNOWN;
2068
2069 prop->cb_va_start_addr = VA_HOST_SPACE_USER_MAPPED_CB_START;
2070 prop->cb_va_end_addr = VA_HOST_SPACE_USER_MAPPED_CB_END;
2071
2072 prop->max_dec = NUMBER_OF_DEC;
2073
2074 prop->clk_pll_index = HL_GAUDI2_MME_PLL;
2075
2076 prop->dma_mask = 64;
2077
2078 return 0;
2079 }
2080
--
0-DAY CI Kernel Test Service
https://01.org/lkp