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* gpu: nvgpu: Move ch_wdt_timeout to gk20aTerje Bergstrom2017-05-03
| | | | | | | | | | | | | Copy watchdog timeout from platform structure to gk20a and use it from gk20a. JIRA NVGPU-16 Change-Id: Iab70253a7f0e1d28f2e3209285b3f4c476ce9279 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1473705 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: fix KASAN slab-out-of-bounds errorDavid Pu2017-05-03
| | | | | | | | | | | | | | | | | | | | | | | KASAN reports below slab-out-of-bounds error when accessing gr->map_tiles since gr->map_tiles is allocated with wrong(small) size. fixing it by passing correct size to nvgpu_kzalloc. BUG: KASAN: slab-out-of-bounds in gr_gk20a_init_map_tiles+0x6f0/0x7b0 ... .... BUG: KASAN: slab-out-of-bounds in gr_gk20a_zcull_init_hw+0x184/0x848 ... ... BUG: KASAN: slab-out-of-bounds in gr_gk20a_setup_rop_mapping+0x108/0x1740 ... ... BUG: KASAN: slab-out-of-bounds in gr_gk20a_setup_rop_mapping+0x108/0x1740 ... Bug 1918671 Change-Id: I667ac80b20a3d8539ed3eaae6e0f98e91f917819 Signed-off-by: David Pu <dpu@nvidia.com> Reviewed-on: http://git-master/r/1472491 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: init interface layer support for PMU falconMahantesh Kumbar2017-05-03
| | | | | | | | | Change-Id: I210267265fa38777115d5b49cc8f78f2599e3f9e Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com> Reviewed-on: http://git-master/r/1469458 Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
* gpu: nvgpu: falcon controller HAL initMahantesh Kumbar2017-05-03
| | | | | | | | | | | | | - Assign base address for falcon based on falcon id. - Init mutex for falcon - Init ops with NULL Change-Id: I9efee5c2b15106c7dfc6e55c996f62c7f7b85fc2 Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com> Reviewed-on: http://git-master/r/1468452 Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
* gpu: nvgpu: interface layer for falconMahantesh Kumbar2017-05-03
| | | | | | | | | | | | | | | | - struct nvgpu_falcon to hold properties of falcon controller - falcon controller interface layer which establish access to required falcon controller HAL based on struct nvgpu_falcon member flcn_id & flcn_base parameter. - each falcon nvgpu_falcon struct initialized during init with id, base-address along with other properties at HAL. - Added defines related to flacon controller. Change-Id: Ia7777c01ecc542150ddd72f8603b7b4475522b58 Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com> Reviewed-on: http://git-master/r/1467523 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: fix sparse warningSrikar Srimath Tirumala2017-05-03
| | | | | | | | | | | | Declare bwmgr_set_rate as static since it is not used globally. Bug 200067946 Change-Id: Ic853ff34b88aae90d0f8821478bcabeaa0cbd7ac Signed-off-by: Srikar Srimath Tirumala <srikars@nvidia.com> Reviewed-on: http://git-master/r/1469946 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Remove Linux include from allocator.hAlex Waterman2017-05-02
| | | | | | | | | | | | Remove an unnecessary Linux include from allocator.h. Change-Id: I737944746ffbcc6f20f2fa5c87f112f9393ed6bc Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1472366 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: Remove unused variable and do_div()Alex Waterman2017-05-02
| | | | | | | | | | | | | | Remove an unused variable that missed compilation checks because it gets assigned to by do_div(). This same issue was propagated to multiple places. Change-Id: Ica2f675abbb3c08107ea4e6bc19044c0537a7484 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1472365 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: Add bitmap.h to nvgpu's bitops.hAlex Waterman2017-05-02
| | | | | | | | | | | | | | | | In the Linux kernel many bitmap operations are included in bitmap.h and not in bitops.h. In nvgpu it seems we assume that these two sets of functions are contained in the same header. This patch ensures then when including bitops.h we get both bitmap declarations and bit ops declarations. Change-Id: I9fea75d6c920e1a2992922f927f2d91bbdbdedd3 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1472364 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: remove gk20a_reset_priv_ringSeema Khowala2017-05-02
| | | | | | | | | | | | | gk20a_reset_priv_ring does not help resetting priv ring. Chip reset is the only way to recover. Bug 200300756 Change-Id: Ia913d46b0e71cd42e9ce242b2393c50f4d12e002 Signed-off-by: Seema Khowala <seemaj@nvidia.com> Reviewed-on: http://git-master/r/1471445 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: fix error for static code analysisVijayakumar2017-05-02
| | | | | | | | | | | | | | | | | | use memset to fill structures with zero instead of assigning zero. mark functions local to the file as static fixing errors in clk, perf and therm modules. Bug 200299572 Change-Id: I0470298803c35b6faed2edc2a0c1dbf0e47e842e Signed-off-by: Vijayakumar <vsubbu@nvidia.com> Reviewed-on: http://git-master/r/1472940 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> Reviewed-by: Sachin Nikam <snikam@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: include hal.h from hal.cKonsta Holtta2017-05-02
| | | | | | | | | | | | | | | Bring the declarations visible to where they're defined. Bug 200299572 Change-Id: I6261433a754ae20fed4dd7fcde15a4bbaacc2249 Signed-off-by: Konsta Holtta <kholtta@nvidia.com> Reviewed-on: http://git-master/r/1471353 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Sachin Nikam <snikam@nvidia.com> Tested-by: Sachin Nikam <snikam@nvidia.com>
* gpu: nvgpu: Add new flag support_pmu to gk20aTerje Bergstrom2017-05-02
| | | | | | | | | | | | | | Add new flag support_pmu to struct gk20a at probe time, and access it from gk20a instead of support_gk20a_pmu() which depends on struct device *. JIRA NVGPU-16 Change-Id: I721f1a532e949c98346086abdc2630a8df6eba7b Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1463546 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* Revert "gpu: nvgpu: Dump error on priv ring intr"Terje Bergstrom2017-05-01
| | | | | | | | | | | | This reverts commit 69d7652aaa9cf94873cccae13c7b6f6a4eb224af. Bug 1918711 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Change-Id: Ie28c668729c4956f18e6fa3c820f476d2e4424a4 Reviewed-on: http://git-master/r/1473044 Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> Reviewed-by: Sai Gurrappadi <sgurrappadi@nvidia.com>
* gpu: nvgpu: gp10b: fix error for static code analysisSeema Khowala2017-04-28
| | | | | | | | | | | | | Include platform_gp10b.h for declared functions Bug 200299572 Change-Id: I5e52fab2750d6fad09d286afa94b8aae67fe1b4c Signed-off-by: Seema Khowala <seemaj@nvidia.com> Reviewed-on: http://git-master/r/1472264 Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: fix K4.9 sparse messagesDavid Nieto2017-04-28
| | | | | | | | | | | | | | | | | Fix issues related with wrong storage type for 64 bit variables. (1) Fixed width of HZ_TO_MHZ constant (2) changed fence_wait timeout to store unsigned long bug 200299572 Change-Id: Ie8f2386b738f3aafce75fc2440947e36befac273 Signed-off-by: David Nieto <dmartineznie@nvidia.com> Reviewed-on: http://git-master/r/1471611 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: Use correct register for ROM controlTerje Bergstrom2017-04-28
| | | | | | | | | | | | | | We access ROM control register with xve_writel, but we also add the base register address. This leads to adding the base address twice, and the access goes to wrong register. Bug 1846641 Change-Id: I46ef277aac661a08049935b08505120cad1a5e76 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1471505 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
* gpu: nvgpu: gp106: Disable MMU write violation reportingTerje Bergstrom2017-04-28
| | | | | | | | | | | | | Disable reporting of write privilege violation on FB MMU registers. Bug 1846641 Change-Id: I011385c5b06bbb2dcc8d4521236a04a8be5dd34e Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1471463 Reviewed-by: Konsta Holtta <kholtta@nvidia.com> Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
* gpu: nvgpu: Dump error on priv ring intrTerje Bergstrom2017-04-28
| | | | | | | | | | | | | Write an error to UART on priv ring error. This uncovers any accesses to missing registers or illegal accesses to registers. Bug 1846641 Change-Id: Ic1e5ecadcd95777f2b3f7bd77accf98ddce97282 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1294683 Reviewed-by: Konsta Holtta <kholtta@nvidia.com> Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
* gpu: nvgpu: Use nvgpu_mem instead of custom sgtAlex Waterman2017-04-28
| | | | | | | | | | | | | | | | | | | | Use an nvgpu_mem created from a page in the ACR code instead of a scatter gather table created by the Linux SGT APIs. The ACR code needs to have the GPU map a physical page queried from an external API (other than the regular DMA API). Note that this code used to explicitly mark the SGT it makes as bypassing the SMMU. However, that is now taken care of implicitly by the __nvgpu_mem_create_from_pages() function. JIRA NVGPU-12 JIRA NVGPU-30 Change-Id: Ie40152a7611e985e1b97ac2ddc7e27664b71917c Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1464082 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Move ptimer_src_freq to gk20aTerje Bergstrom2017-04-28
| | | | | | | | | | | | | Copy ptimer_src_freq to struct gk20a at probe time, and access it from gk20a instead of platform_gk20a. JIRA NVGPU-16 Change-Id: I92c1b83d6e2305a19eb2cd267b7dd8d97c1fdc44 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1463544 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: use correct flags for secure allocsKonsta Holtta2017-04-26
| | | | | | | | | | | | | | | | The gfp_t argument for dma_alloc_attrs() cannot take DMA_MEMORY_NOMAP - it's interpreted as __GFP_RECLAIMABLE which has the same integer value. Use GFP_KERNEL for the flag argument and set DMA_ATTR_NO_KERNEL_MAPPING for dma attrs which the code was trying to do with the flag that is meant for the coherent allocation API. Bug 200299572 Change-Id: Ie4d988fbeeb954f6f7ccd4f9fb438968d76f0c6c Signed-off-by: Konsta Holtta <kholtta@nvidia.com> Reviewed-on: http://git-master/r/1468315 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Move has_syncpts to gk20aTerje Bergstrom2017-04-26
| | | | | | | | | | | | | Copy has_syncpts to struct gk20a at probe time, and access it from gk20a instead of platform_gk20a. JIRA NVGPU-16 Change-Id: I50329e3a5141a62e6e9828e97ea0747abc1ce1ee Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1463545 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: replace __alloc_fd with tegra_fd_allocSri Krishna chowdary2017-04-26
| | | | | | | | | | | | | | nvgpu is being modularized for kernel-4.4 and newer kernels. __alloc_fd() can't be used on modules as it is not exported. So, use a wrapper tegra_fd_alloc() instead of __alloc_fd() bug 200290850 Change-Id: I0e63307d429774440753698643ba7620c1e1f9f6 Signed-off-by: Sri Krishna chowdary <schowdary@nvidia.com> Reviewed-on: http://git-master/r/1469313 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Move semaphore impl to nvgpu_memAlex Waterman2017-04-25
| | | | | | | | | | | | | | | | | | | Use struct nvgpu_mem for DMA allocations (and the corresponding nvgpu_dma_alloc_sys()) instead of custom rolled code. This migrates away from using linux scatter gather tables directly. Instead this is hidden in the nvgpu_mem struct. With this change the semaphore.c code no longer has any direct Linux dependencies. JIRA NVGPU-12 JIRA NVGPU-30 Change-Id: I92167c98aac9b413ae87496744dcee051cd60207 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1464081 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
* gpu: nvgpu: Add __nvgpu_mem_create_from_pages()Alex Waterman2017-04-25
| | | | | | | | | | | | | | | | | | Add a function to create a nvgpu_mem from a list of arbitrary pages. This API is useful for pages not necessarily allocated by the Linux page allocator. It is useful for making nvgpu_mems that represent carveouts or other things like that. JIRA NVGPU-12 JIRA NVGPU-30 Change-Id: Ibcb6432f077a6b0ecf9d183248e47a1f9ecb3ddd Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1464080 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
* gpu: nvgpu: Remove bools from nvgpu_memAlex Waterman2017-04-25
| | | | | | | | | | | | | | | | Replace a couple of boolean fields in nvgpu_mem with bits in a bitmap introduced in an earlier patch. JIRA NVGPU-12 JIRA NVGPU-30 Change-Id: Iffc31bd629cab9a37e5a4fd13377eb9090353410 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1464079 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
* gpu: nvgpu: Move and rename gk20a_sgtable*Alex Waterman2017-04-25
| | | | | | | | | | | | | | | | | Move and rename the functions that build sgtables for nvgpu_mems into the Linux specific DMA code. One place outside of the Linux code do include the Linux DMA header. That will be fixed in a subsequent patch. JIRA NVGPU-12 JIRA NVGPU-30 Change-Id: Ie43c752b8f998f122af70f7c7eb727af0b0d98df Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1464078 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Add sub-nvgpu_memAlex Waterman2017-04-25
| | | | | | | | | | | | | | | | | | | | | | Add an API for creating a special sub-nvgpu_mem struct. This struct comes with some fairly important caveats but is very useful for the semaphore code. Also, make sure that in nvgpu_mem_begin() and nvgpu_mem_end() no additional mappings are made if not necessary. More importantly during nvgpu_mem_end() it would be possible to vunmap() a CPU mapping of a DMA allocation that does not expect this to happen. JIRA NVGPU-12 JIRA NVGPU-30 Change-Id: I579429da9ff7288488753a113bafc558e0f17a0f Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1464077 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
* gpu: nvgpu: include fb_gm20b.h in fb_gm20b.cBo Yan2017-04-25
| | | | | | | | | | | | | | Get function declaration from fb_gm20b.h. This solves Sparse warnings due to the missing of function prototype. bug 200299572 Change-Id: Ie692f88e5bfc771bfcbb713adda3776521788f8c Signed-off-by: Bo Yan <byan@nvidia.com> Reviewed-on: http://git-master/r/1468858 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: Move aggressive_sync_destroy to gk20aTerje Bergstrom2017-04-24
| | | | | | | | | | | | | Copy aggressive_sync_destroy* to struct gk20a at probe time, and access it from gk20a instead of platform_gk20a. JIRA NVGPU-16 Change-Id: I6a1c04d85580cb62ab9a52bae08a0f99fe7cfef9 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1463542 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Put debugfs dependencies inside #ifdefTerje Bergstrom2017-04-24
| | | | | | | | | | | | | | | | | | | Put all debugfs dependencies inside #ifdef CONFIG_DEBUG_FS. This includes some functions in allocators that were used only for debugging. Remove include of linux/debugfs.h on files that do not deal with debugfs. linux/debugfs.h implicitly included linux/fs.h, which we relied on. Add explicit include of linux/fs.h for all files where this is the case. Change-Id: I16feffae6b0e3a2edf366075cdc01ade86be06f9 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1467897 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit
* gpu: nvgpu: Add wrapper nvgpu/circ_buf.hDeepak Nibade2017-04-24
| | | | | | | | | | | | | | | Add wrapper header file nvgpu/circ_buf.h. It #includes <linux/circ_buf.h> in Linux. JIRA NVGPU-13 Change-Id: I58da6340a6f558cf5678ac6ce91f7fd7fd2dae7e Signed-off-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-on: http://git-master/r/1466657 Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
* gpu: nvgpu: Move default_pri_timeout to gk20aTerje Bergstrom2017-04-24
| | | | | | | | | | | | | Copy default_pri_timeout to struct gk20a at probe time, and access it from gk20a instead of platform_gk20a. JIRA NVGPU-16 Change-Id: Ic361e6be59df73d9b627c97fdcff190b00dfe179 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1463541 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Use retry timer for short delaysTerje Bergstrom2017-04-21
| | | | | | | | | | | | | CPU timer is inaccurate for short delays, and can produce false timeouts. Bug 1903521 Change-Id: I688b5a59489b62cbd59e418d641fd188ecd3b7e0 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1467002 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Move Linux nvgpu_mem fieldsAlex Waterman2017-04-20
| | | | | | | | | | | | | | | | | | | | Hide the Linux specific nvgpu_mem fields so that in subsequent patches core code can instead of using struct sg_table it can use mem_desc. Routines for accessing system specific fields will be added as needed. This is the first step in a fairly major overhaul of the GMMU mapping routines. There are numerous issues with the current design (or lack there of): massively coupled code, system dependencies, disorganization, etc. JIRA NVGPU-12 JIRA NVGPU-30 Change-Id: I2e7d3ae3a07468cfc17c1c642d28ed1b0952474d Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1464076 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Fix extra ';' in macroAlex Waterman2017-04-20
| | | | | | | | | | | | | | An extra semicolon was left in the nvgpu_log() macro. Remove this semicolon. Change-Id: I36d15d165b2f6ecf7e5f6c5cc477254fc9fc9252 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1464075 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> Reviewed-by: Konsta Holtta <kholtta@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: Move linux specific header filesAlex Waterman2017-04-20
| | | | | | | | | | | | | | Move the Linux specific header files to include/nvgpu/linux/ to keep the header files more organized. Having tons of Linux specific stuff pollute the top level include seems like a bad idea. Change-Id: I4913429c79d49f91c521021e5c0a613db453006a Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: http://git-master/r/1464074 Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> Reviewed-by: Konsta Holtta <kholtta@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: Add support for GM20B GPC PLL C1 revAlex Frid2017-04-20
| | | | | | | | | | | | | | | | Separated parameters for GM20B GPC PLL revisions B1 (default), and C1 (new, not characterized, yet). For now, used C1 spec settings. Skipped PL divider glitch WAR, since revision C1 is glitchless. Bug 1851797 Bug 1867980 Change-Id: I12dc101d002a41230e9323c47af234f6bae8e034 Signed-off-by: Alex Frid <afrid@nvidia.com> Reviewed-on: http://git-master/r/1461680 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Set GPC PLL id in platform probeAlex Frid2017-04-20
| | | | | | | | | | | | | | Set GPC PLL id in Tegra platform probe, to match Tegra SoC. Bug 1851797 Bug 1867980 Change-Id: Ie6d2625a0009bcb96511aeda8c5af4734cf04929 Signed-off-by: Alex Frid <afrid@nvidia.com> Reviewed-on: http://git-master/r/1461698 Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: use nvgpu rbtree for buddy allocatorDeepak Nibade2017-04-20
| | | | | | | | | | | | | | Use nvgpu rbtree instead of linux rbtree for buddy allocator Move to use nvgpu_rbtree_node structure and nvgpu_rbtree_* APIs Jira NVGPU-13 Change-Id: I8041a9634898b23638d14884a772e8fa6fb61074 Signed-off-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-on: http://git-master/r/1466549 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Add wrapper nvgpu/hashtable.hDeepak Nibade2017-04-20
| | | | | | | | | | | | | Add wrapper header file nvgpu/hashtable.h. It #includes <linux/hashtable.h> in Linux. JIRA NVGPU-13 Change-Id: I88e02ab783ac414990a33d4d64c910644ff38fe6 Signed-off-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-on: http://git-master/r/1465615 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Add wrapper nvgpu/log2.hDeepak Nibade2017-04-20
| | | | | | | | | | | | | Add wrapper header file nvgpu/log2.h. It #includes <linux/log2.h> in Linux. JIRA NVGPU-13 Change-Id: Ie434e62f7ef2dce7692b1c2c12b4ad6453f1534a Signed-off-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-on: http://git-master/r/1464719 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Make gm20b clk_ops struct staticPeter Boonstoppel2017-04-20
| | | | | | | | | | | | | | Fixing Sparse warning. Rename clk_ops struct to gm20b_clk_ops and declare static. Bug 200067946 Change-Id: Ice9e42ee71edb35acafd6fd06d6fb6712f695b47 Signed-off-by: Peter Boonstoppel <pboonstoppel@nvidia.com> Reviewed-on: http://git-master/r/1464909 Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: don't shutdown gpu if it is not powered upSeema Khowala2017-04-20
| | | | | | | | | | | | gk20a_pm_shutdown should return if gpu is not powered on Bug 1910649 Change-Id: I6ff52084e2783573e51e655b2b0ffa0f4c818706 Signed-off-by: Seema Khowala <seemaj@nvidia.com> Reviewed-on: http://git-master/r/1465789 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Use usleep_range() instead of hrtimerTerje Bergstrom2017-04-20
| | | | | | | | | | | | | | | | | FECS trace used hrtimer for sleeping between frames. The resolution does not need to be that high, and hrtimers are not portable, so replace the delay with nvpgu_usleep_range(). Bug 200290850 Change-Id: I10fc56fcf6f6d407413384d557ae4bfdfa4239ef Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1465761 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> Reviewed-by: Thomas Fleury <tfleury@nvidia.com> Reviewed-by: Sachin Nikam <snikam@nvidia.com> GVS: Gerrit_Virtual_Submit
* gpu: nvgpu: ModeE perfbuffer feature developmentPeter Daifuku2017-04-19
| | | | | | | | | | | | | | | | | | perfbuf mapping fixes: - Allocate VM specifically for perfbuf use: using the PMU's results in mmu faults for larger buffers where 64k pages are used. - Make 4GB boundary check work for large address spaces - remove requirement to have allow_all flag set - track perfbuf ownership and clean up appropriately Bug 1880196 JIRA EVLR-1074 Change-Id: Ieee4eb17b64acf9b6ede37bf8e6a91892cda4a7e Signed-off-by: Peter Daifuku <pdaifuku@nvidia.com> Reviewed-on: http://git-master/r/1460809 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Move is_fmodel to struct gk20aTerje Bergstrom2017-04-19
| | | | | | | | | | | | | Copy is_fmodel to struct gk20a at probe time, and access it from gk20a instead of platform_gk20a. JIRA NVGPU-16 Change-Id: Ib8d793ea2b02b62da3bfdbb6372d9927658b7ec6 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1463540 Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com> GVS: Gerrit_Virtual_Submit
* gpu: nvgpu: fix recursion in included headersDeepak Nibade2017-04-19
| | | | | | | | | | | | | | | | | | | | | | We have this recursion in headers as pointed by Coverity gk20a/gk20a.h" includes itself: gk20a.h -> clk.h -> clk_vin.h -> boardobjgrp.h -> gk20a.h Fix this by removing gk20a.h header from boardobjgrp.h and declaring necessary structures Also remove unused header pmu_gk20a.h from boardobjgrp.h Coverity id : 2511592 Bug 200291879 Change-Id: I36b0bcc752d7c5d92ebe80bfc8f39d119526ae66 Signed-off-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-on: http://git-master/r/1464637 GVS: Gerrit_Virtual_Submit Reviewed-by: Sachin Nikam <snikam@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
* gpu: nvgpu: Move can_elpg to struct gk20aTerje Bergstrom2017-04-19
| | | | | | | | | | | | | Copy can_elpg to struct gk20a at probe time, and access it from gk20a instead of platform_gk20a. JIRA NVGPU-16 Change-Id: I497f58c17e0be44e3622e49dad2ba44ed78cffbf Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: http://git-master/r/1463539 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>