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OpenCloudOS-Kernel
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OpenCloudOS-Kernel/drivers/misc
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Omer Shpigelman 0feaf86d4e habanalabs: add virtual memory and MMU modules 
This patch adds the Virtual Memory and MMU modules.

Goya has an internal MMU which provides process isolation on the internal
DDR. The internal MMU also performs translations for transactions that go
from Goya to the Host.

The driver is responsible for allocating and freeing memory on the DDR
upon user request. It also provides an interface to map and unmap DDR and
Host memory to the device address space.

The MMU in Goya supports 3-level and 4-level page tables. With 3-level, the
size of each page is 2MB, while with 4-level the size of each page is 4KB.

In the DDR, the physical pages are always 2MB.

Reviewed-by: Mike Rapoport <rppt@linux.ibm.com>
Signed-off-by: Omer Shpigelman <oshpigelman@habana.ai>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 		2019-02-18 09:46:46 +01:00
..
altera-stapl altera-stapl: check for a null key before strcasecmp'ing it 2018-11-27 08:44:07 +01:00
c2port kmemcheck: remove annotations 2017-11-15 18:21:04 -08:00
cardreader misc: alcor_pci: fix spelling mistake "invailid" -> "invalid" 2018-12-17 08:26:24 +01:00
cb710 cb710: Convert to new IDA API 2018-08-21 23:54:18 -04:00
cxl cxl: drop the dma_set_mask callback from vphb 2018-12-20 22:21:20 +11:00
echo misc: echo: Remove unnecessary parentheses and simplify check for zero 2018-09-25 20:21:02 +02:00
eeprom eeprom: at24: add support for 24c2048 2018-12-10 16:23:27 +01:00
genwqe cross-tree: phase out dma_zalloc_coherent() 2019-01-08 07:58:37 -05:00
habanalabs habanalabs: add virtual memory and MMU modules 2019-02-18 09:46:46 +01:00
ibmasm ibmasm: don't write out of bounds in read handler 2018-07-07 09:59:35 +02:00
lis3lv02d vfs: do bulk POLL* -> EPOLL* replacement 2018-02-11 14:34:03 -08:00
lkdtm lkdtm: change snprintf to scnprintf for possible overflow 2019-01-18 16:34:05 +01:00
mei mei: bus: export to_mei_cl_device for mei client devices drivers 2019-02-12 10:38:46 +01:00
mic Merge 5.0-rc6 into char-misc-next 2019-02-11 09:05:58 +01:00
ocxl ocxl: Fix endiannes bug in read_afu_name() 2018-12-21 14:46:50 +11:00
sgi-gru misc/sgi-gru/grufault: fix a style error 2019-01-18 16:34:06 +01:00
sgi-xp sgi-xp: Replace spin_is_locked() with lockdep 2018-10-15 20:54:17 +02:00
ti-st misc: ti-st: make array read_ver_cmd static, shrinks object size 2018-12-06 15:53:15 +01:00
vmw_vmci Remove 'type' argument from access_ok() function 2019-01-03 18:57:57 -08:00
Kconfig habanalabs: add skeleton driver 2019-02-18 09:46:43 +01:00
Makefile habanalabs: add skeleton driver 2019-02-18 09:46:43 +01:00
ad525x_dpot-i2c.c drivers: misc: ad525x_dpot: Update MODULE AUTHOR email address 2018-09-14 15:36:20 +02:00
ad525x_dpot-spi.c drivers: misc: ad525x_dpot: Update MODULE AUTHOR email address 2018-09-14 15:36:20 +02:00
ad525x_dpot.c drivers: misc: ad525x_dpot: clean indentation issue, remove tabs 2019-01-18 16:34:05 +01:00
ad525x_dpot.h misc: ad525x_dpot: Unnecessary space before function pointer arguments 2017-12-18 15:59:17 +01:00
apds990x.c misc: apds990x: remove unused array ir_currents 2018-09-12 09:46:46 +02:00
apds9802als.c misc: apds9802als: constify i2c_device_id 2017-08-28 16:55:49 +02:00
aspeed-lpc-ctrl.c misc: aspeed-lpc-ctrl: Enable FWH and A2H bridge cycles 2018-03-15 18:20:51 +01:00
aspeed-lpc-snoop.c drivers/misc: Aspeed LPC snoop output using misc chardev 2018-07-16 13:30:47 +02:00
atmel-ssc.c misc: atmel-ssc: Fix section annotation on atmel_ssc_get_driver_data 2018-11-11 09:13:19 -08:00
atmel_tclib.c
…
bh1770glc.c misc: bh1770glc: remove unused array prox_curr_ma 2018-09-12 09:46:46 +02:00
cs5535-mfgpt.c
…
ds1682.c misc: ds1682: Ignore update-in-progress ETC reads 2018-01-09 17:03:57 +01:00
dummy-irq.c Annotate hardware config module parameters in drivers/misc/ 2017-04-20 12:02:32 +01:00
enclosure.c misc: enclosure: Use struct_size() in kzalloc() 2019-01-18 16:34:06 +01:00
fastrpc.c misc: fastrpc: Add support for dmabuf exporter 2019-02-12 10:40:30 +01:00
fsa9480.c misc: fsa9480: Add blank line after declarations. 2018-01-09 17:03:57 +01:00
hmc6352.c misc: hmc6352: fix potential Spectre v1 2018-09-12 09:31:00 +02:00
hpilo.c vfs: do bulk POLL* -> EPOLL* replacement 2018-02-11 14:34:03 -08:00
hpilo.h misc: hpilo: Use SPDX-License-Identifier 2017-12-07 18:45:31 +01:00
ibmvmc.c misc: ibmvsm: Fix potential NULL pointer dereference 2019-01-18 14:14:14 +01:00
ibmvmc.h misc: IBM Virtual Management Channel Driver (VMC) 2018-05-14 16:35:42 +02:00
ics932s401.c misc/ics932s401: Add a missing check to i2c_smbus_read_word_data 2019-01-18 16:34:06 +01:00
ioc4.c misc: ioc4: constify pci_device_id. 2017-08-28 16:55:48 +02:00
isl29003.c misc: isl29003: Missing a blank line after declarations 2017-12-07 18:45:31 +01:00
isl29020.c misc: isl29020: constify i2c_device_id 2017-08-28 16:55:49 +02:00
kgdbts.c misc: kgdbts: Fix restrict error 2018-09-25 20:21:02 +02:00
lattice-ecp3-config.c
…
pch_phub.c MISC: add const to bin_attribute structures 2017-08-28 16:55:48 +02:00
pci_endpoint_test.c pci_endpoint_test: Add 2 ioctl commands 2018-07-19 11:46:57 +01:00
phantom.c vfs: do bulk POLL* -> EPOLL* replacement 2018-02-11 14:34:03 -08:00
pti.c drivers/misc/intel/pti: Rename the header file to free up the namespace 2017-12-17 12:52:34 +01:00
pvpanic.c misc: pvpanic: fix warning implicit declaration 2019-01-18 16:42:05 +01:00
qcom-coincell.c
…
spear13xx_pcie_gadget.c
…
sram-exec.c misc: sram-exec: Use aligned fncpy instead of memcpy 2017-05-18 17:37:52 +02:00
sram.c misc: sram: remove redundant null pointer check before of_node_put 2018-09-25 20:20:59 +02:00
sram.h misc: sram: Integrate protect-exec reserved sram area type 2017-01-25 11:48:03 +01:00
tifm_7xx1.c misc: tifm: Remove VLA 2018-04-23 13:31:27 +02:00
tifm_core.c
…
tsl2550.c tsl2550: fix lux1_input error in low light 2018-07-07 17:44:52 +02:00
vexpress-syscfg.c misc: vexpress: Off by one in vexpress_syscfg_exec() 2018-12-06 15:42:18 +01:00
vmw_balloon.c vmw_balloon: release lock on error in vmballoon_reset() 2019-02-12 10:38:47 +01:00