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* gpu: nvgpu: vgpu: add function vgpu_is_reduced_bar1()Richard Zhao2018-02-27
| | | | | | | | | | | | | | | | The implementation is os specific for now. Jira EVLR-2364 Change-Id: I8ac390b056aa9ca5b5d4ab2ac4dbc06f6689f4a4 Signed-off-by: Richard Zhao <rizhao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649944 Reviewed-by: Aingara Paramakuru <aparamakuru@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Nirav Patel <nipatel@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: vgpu: split vgpu.c into vgpu.c and vgpu_linux.cRichard Zhao2018-02-27
| | | | | | | | | | | | vgpu.c will keep common code whil vgpu_linux.c is linux specific. Jira EVLR-2364 Change-Id: Ice9782fa96c256f1b70320886d3720ab0db26244 Signed-off-by: Richard Zhao <rizhao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649943 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: vgpu: avoid using sg_table when map bar1Richard Zhao2018-02-27
| | | | | | | | | | | | | | | | Move to use OS agnostic function nvgpu_mem_get_addr(). Jira EVLR-2364 Change-Id: I2f38567cae35c5d410f082785213af6052150c27 Signed-off-by: Richard Zhao <rizhao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649942 Reviewed-by: Aingara Paramakuru <aparamakuru@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Nirav Patel <nipatel@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: vgpu: move to nvgpu_err/info from dev_err/infoRichard Zhao2018-02-27
| | | | | | | | | | | | | | | | It helps code be more portable. Jira EVLR-2364 Change-Id: I0cc1fa739d7884d3c863975f08b3b592acd34613 Signed-off-by: Richard Zhao <rizhao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649941 Reviewed-by: Aingara Paramakuru <aparamakuru@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Nirav Patel <nipatel@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: vgpu: move to nvgpu_msleep()Richard Zhao2018-02-27
| | | | | | | | | | | | | | | | It's part of effort of unify vgpu. Jira EVLR-2364 Change-Id: Ieef95fbf1c4bdcec548e4dc741d771a74ebefb9b Signed-off-by: Richard Zhao <rizhao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649940 Reviewed-by: Aingara Paramakuru <aparamakuru@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Nirav Patel <nipatel@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: vgpu: remove linux/string.hRichard Zhao2018-02-27
| | | | | | | | | | | | | | | | It's already included indirectly. Jira EVLR-2364 Change-Id: I9ad134b82a24ffd84358d957ee9b56e1ce4558ba Signed-off-by: Richard Zhao <rizhao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649939 Reviewed-by: Aingara Paramakuru <aparamakuru@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Nirav Patel <nipatel@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: vgpu: remove smmu checkingsRichard Zhao2018-02-27
| | | | | | | | | | | | | | | | Currently vgpu always disable smmu. Jira EVLR-2364 Change-Id: I54dfa5ff6bfda56975617ec526d80359bf3cf672 Signed-off-by: Richard Zhao <rizhao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649938 Reviewed-by: Aingara Paramakuru <aparamakuru@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Nirav Patel <nipatel@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: vgpu: remove vgpu_locked_gmmu_map()Richard Zhao2018-02-27
| | | | | | | | | | | | | | The function is not used anymore. Change-Id: Iad99811e2d356362d16b961464729f5169c36f28 Signed-off-by: Richard Zhao <rizhao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649937 Reviewed-by: Aingara Paramakuru <aparamakuru@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Nirav Patel <nipatel@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: vgpu: move tegra_vgpu.h to include/nvgpu/vgpu/Richard Zhao2018-02-27
| | | | | | | | | | | | | | | | tegra_vgpu.h is os agnostic, so move it out of linux folder. Jira EVLR-2364 Change-Id: Ibbe8923f7af036b3b6730f682f5243ca73810f7b Signed-off-by: Richard Zhao <rizhao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649936 Reviewed-by: Aingara Paramakuru <aparamakuru@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Nirav Patel <nipatel@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: vgpu: add ivm wrappersRichard Zhao2018-02-27
| | | | | | | | | | | | Added vgpu_ivm_*() functions to be used by os agnostic code. Jira EVLR-2364 Change-Id: I4a2baebcff9723950c4fba99d0879a0c61e3e3a2 Signed-off-by: Richard Zhao <rizhao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649935 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: vgpu: remove parameter dn from tegra_hv_mempool_reserve()Richard Zhao2018-02-27
| | | | | | | | | | | | | | | | | | Device tree node was not used by the function, so remove it to make the function more common. Jira EVLR-2364 Change-Id: I34b143a10c021030a1e94f019081b352f72a51bf Signed-off-by: Richard Zhao <rizhao@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1647032 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Aingara Paramakuru <aparamakuru@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Nirav Patel <nipatel@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* Revert "gpu: nvgpu: Use gv11b_css_hw_set_handled_snapshots for GV11B"Srikar Srimath Tirumala2018-02-26
| | | | | | | | | | | | | This reverts commit 2f2e51bbae39009d0305f6aaf01596571a8f5d5c. Bug 2068936 Change-Id: I539cdc12a3bd0d9d7fe0ce7dbe9cb7a274eeaa57 Signed-off-by: Srikar Srimath Tirumala <srikars@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1664647 Reviewed-by: Alex Waterman <alexw@nvidia.com> Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit
* gpu: nvgpu: gv11b: Update PMU firmware.Deepak Goyal2018-02-26
| | | | | | | | | | | | | | | | | | | | | | | | | | | PMU ucode is updated to include engine ID in the PG messages sent from PMU to gpu driver. Right now we were getting random values from the PMU ucode as it uses ELPG msg structure without initializing. It further causes incorrect values of ELPG state variables maintained in the nvgpu driver. PMU ucode update: https://git-master.nvidia.com/r/1661642 Bug 2046561 Change-Id: Iec1ba87b8d0c0c7ac7423f782fd5a0333a4b5842 Signed-off-by: Deepak Goyal <dgoyal@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1661653 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: Mahantesh Kumbar <mkumbar@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Use gv11b_css_hw_set_handled_snapshots for GV11BMartin Radev2018-02-26
| | | | | | | | | | | | | | | | | | | The value of NV_PERF_PMASYS_MEM_BUMP is different for Volta and NVGPU_IOCTL_CHANNEL_CYCLE_STATS_SNAPSHOT_CMD_FLUSH did not have correct behavior on GV11B due to that. The patch adds an instance of css_hw_set_handled_snapshots for Volta to fix that. The patch also renames css_hw_set_handled_snapshots to gk20a_css_hw_set_handled_snapshots to make it more clear that the function is arch dependent. Bug 1960846 Change-Id: I92c35a862ecd7f918dd1458c086fc7ae42ca8fc5 Signed-off-by: Martin Radev <mradev@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1662427 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: use nvgpu_info in refcount trackingKonsta Holtta2018-02-26
| | | | | | | | | | | | | | | | | | | | | | | Use the nvgpu_info log facility instead of Linux-specific dev_info in gk20a_channel_dump_ref_actions. Also fix format types. dev_info isn't defined anymore in this file and our version is preferred anyway. Refcount tracking isn't compiled in by default, so this has went unnoticed. Jira NVGPU-22 Change-Id: If93b98c9a54d3b0deaf344a355594cb73712399c Signed-off-by: Konsta Holtta <kholtta@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1663032 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-by: Seema Khowala <seemaj@nvidia.com> Reviewed-by: Alex Waterman <alexw@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: support user fence updatesDeepak Nibade2018-02-26
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add support for user fence updates i.e. increments added by user space in pushbuffer directly Add a submit IOCTL flag NVGPU_SUBMIT_GPFIFO_FLAGS_USER_FENCE_UPDATE to indicate if User has added increments in pushbuffer If yes, number_of_increment value is received in fence.value from User If User is adding increments in the pushbuffer then we don't need to do any job tracking in the kernel So fail the submit if we evaluate need_job_tracking to true and FLAGS_USER_FENCE_UPDATE is set User is responsible for ensuring all pre-requisites for a fast submit and to prevent kernel job tracking Since user space adds increments in the pushbuffer, just handle the threshold book keeping in kernel. Bug 200326065 Jira NVGPU-179 Change-Id: Ic0f0b1aa69e3389a4c3305fb6a559c5113719e0f Signed-off-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1661854 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: Konsta Holtta <kholtta@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: add user API to get a syncpointDeepak Nibade2018-02-26
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add new user API NVGPU_IOCTL_CHANNEL_GET_USER_SYNCPOINT which will expose per-channel allocated syncpoint to user space API will also return current value of the syncpoint On supported platforms, this API will also return a RW semaphore address (corresponding to syncpoint shim) to user space Add new characteristics flag NVGPU_GPU_FLAGS_SUPPORT_USER_SYNCPOINT to indicate support for this new API Add new flag NVGPU_SUPPORT_USER_SYNCPOINT for use of core driver Set this flag for GV11B and GP10B for now Add a new API (*syncpt_address) in struct gk20a_channel_sync to get GPU_VA address of a syncpoint Add new API nvgpu_nvhost_syncpt_read_maxval() which will read and return MAX value of syncpoint Bug 200326065 Jira NVGPU-179 Change-Id: I9da6f17b85996f4fc6731c0bf94fca6f3181c3e0 Signed-off-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1658009 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Konsta Holtta <kholtta@nvidia.com> Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: gv100: fb hal to init and enable nvlinkThomas Fleury2018-02-26
| | | | | | | | | | | | | | | | Add the following hals: (1) init_nvlink to configure nvlink(s) for sysmem in HSHUB (2) enable_nvlink to switch from PCIe sysmem to nvlink sysmem, and setup atomics. Change-Id: I73d2370aaf8e0530158a1091d9efef4a8cf2aac5 Signed-off-by: Thomas Fleury <tfleury@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1648044 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: gv100: nvlink endpoint driverThomas Fleury2018-02-26
| | | | | | | | | | | | | | | | | | | | | | | | | | | | The following changes implements the initial (as per bringup) nvlink driver. (1) SW initialization of nvlink core driver structures (2) Nvlink interrupt handling (3) Device initialization (IOCTRL, pll and clocks, device level intr) (4) Falcon support for minion (5) Minion load and bootstrapping (6) Link initialization and DL PROD settings (7) Device Interface init (and switching HSHUB to nvlink) (8) HS set/get mode for both link and sublink (9) Topology discovery and VBIOS settings. (10) Ensures we get physical contiguous memory when Nvlink is enabled This driver includes a hack for the current single dev/single link limitation. JIRA: EVLR-2331 JIRA: EVLR-2330 JIRA: EVLR-2329 JIRA: EVLR-2328 Change-Id: Idca9a819179376cc655784482b24b575a52fa9e5 Signed-off-by: Thomas Fleury <tfleury@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1656790 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: gv100: update registersThomas Fleury2018-02-26
| | | | | | | | | | | | | | Update GV100 registers for nvlink. JIRA EVLR-2328 Change-Id: I0fad01560022d979fbdcd94fd066e507691969ae Signed-off-by: Thomas Fleury <tfleury@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1656052 GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Cleanup unused variablesAlex Waterman2018-02-24
| | | | | | | | | | | | | | | | There are numerous places where variables are assigned to but then never used. This patch cleans up all these unused variables and in some cases simplifies surrounding logic. Also delete unused header includes and add necessary header includes. JIRA NVGPU-525 Signed-off-by: Alex Waterman <alexw@nvidia.com> Change-Id: Ice9ec2a0e97f262d0dcfebe22f83208dbea569d9 Reviewed-on: https://git-master.nvidia.com/r/1662548 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Cleanup warnings and LinuxismsAlex Waterman2018-02-24
| | | | | | | | | | | | | | | | | | Remove a variable which is assigned to but never used after that and convert a pr_warn() into an nvgpu_warn(). JIRA NVGPU-525 Signed-off-by: Alex Waterman <alexw@nvidia.com> Change-Id: Ia3ab64063ec48d6cd8a4a13cff2ab9b9c459a462 Reviewed-on: https://git-master.nvidia.com/r/1662544 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-by: Konsta Holtta <kholtta@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Abstract kernel_restart()Alex Waterman2018-02-24
| | | | | | | | | | | | | | | | | | This function is used in gk20a.c to handle catastrophic error conditions but is Linux specific. As such, implement an abstraction for this in driver_common.c and expose the API in nvgpu_common.h. JIRA NVGPU-525 Signed-off-by: Alex Waterman <alexw@nvidia.com> Change-Id: Ie2e417d30af5ff7db76f4d2d5b97ec96c386bd04 Reviewed-on: https://git-master.nvidia.com/r/1662543 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Deepak Nibade <dnibade@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Add missing log2 header includeAlex Waterman2018-02-24
| | | | | | | | | | | | | | | | | | These two files (common/mm/vm.c and common/as.c) both used functions defined in log2.h but do not include log2.h. This went unnoticed in nvgpu on Tegra, but are an issue for POSIX. JIRA NVGPU-525 Signed-off-by: Alex Waterman <alexw@nvidia.com> Change-Id: I09250f6928f5cb26bb6b7fbdae13cb703bd8f27b Reviewed-on: https://git-master.nvidia.com/r/1662541 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Deepak Nibade <dnibade@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Don't alloc comptags on GV100Alex Waterman2018-02-23
| | | | | | | | | | | We don't have compression enabled on GV100 so it does not make sense to allocate a huge CBC for this device. Change-Id: I0ff908571f28c2ba6f439b0989398bf68dce16f9 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1655279 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: gv11b: check for valid gr map_tilesseshendra Gadagottu2018-02-23
| | | | | | | | | | | | | | | | | | Number of gr map_tiles is equal to number of tpcs. During gr_gv11b_setup_rop_mapping programming, check for validity of gr map_tiles before programming gr_crstr_gpc_map_tile map. Bug 200389570 Bug 2051856 JIRA NVGPU-523 Change-Id: Iaeb13c6a433d76ad895f89909e3033f887665619 Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1657727 GVS: Gerrit_Virtual_Submit Reviewed-by: Sachin Nikam <snikam@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Cleanup map attributes debuggingAlex Waterman2018-02-22
| | | | | | | | | | | Make the map attributes printed by map debug code are more easily readable and consistent. Change-Id: I9737131a2ea44c6a080dff0095929760888b83ae Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1654518 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: When NVLINK is enabled use phys addressesAlex Waterman2018-02-21
| | | | | | | | | | | | | When NVLINK is enabled we need to use phys addresses from the SGT since NVLINK bypasses the SMMU. JIRA EVLR-2333 Change-Id: Ibfc0454fa7616056761f8626f2a611749775d091 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1654561 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: POSIX does not have a strlcpyAlex Waterman2018-02-16
| | | | | | | | | | | | | | | | | | So don't use it in common code. This could be implemented in common code but it would just be a wrapper around strncpy() most likely since we aren't going to maintain low level (possibly asm) implementations of APIs. NVGPU-525 Signed-off-by: Alex Waterman <alexw@nvidia.com> Change-Id: If446589cd1736456184daa75ae539c4ce332b741 Reviewed-on: https://git-master.nvidia.com/r/1658300 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Add <nvgpu/types.h> to comptags.cAlex Waterman2018-02-16
| | | | | | | | | | | | | | | Problem exposed by user-space nvgpu: <nvgpu/comptags.h> needs to include <nvgpu/types.h> since it used u32, etc. JIRA NVGPU-525 Signed-off-by: Alex Waterman <alexw@nvidia.com> Change-Id: I8718964502b2e4c7540bce2ec82bdcac2aff5091 Reviewed-on: https://git-master.nvidia.com/r/1658299 GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: gv100: disable syncpoint address supportDeepak Nibade2018-02-16
| | | | | | | | | | | | | | | | | | | | GV100 currently has has_syncpoint flag set to false and thus basic syncpoint SHIM requirements are not initialized for GV100 Hence disable syncpoint address support flag for GV100 until has_syncpoint is enabled Bug 200327559 Jira NVGPU-511 Change-Id: Iaf73efe0a2939cba802823d64fe7cb93e25bdbd8 Signed-off-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1658065 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: vgpu: add characteristic flag for syncpoint address supportLakshmanan M2018-02-16
| | | | | | | | | | | | | | | | | | Add characteristic flag NVGPU_GPU_FLAGS_SUPPORT_SYNCPOINT_ADDRESS to indicate if platform supports semaphore GPU_VA address for a syncpoint Bug 200327559 Change-Id: I20f532e22c29d1adaff0fbc4204e36cc8455e572 Signed-off-by: Lakshmanan M <lm@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1657983 Reviewed-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Tested-by: Jitendra Pratap Singh Chauhan <jchauhan@nvidia.com> Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: delete unused include in uapi/linux/nvgpu.hAlex Waterman2018-02-15
| | | | | | | | | | | | This include seems to have escaped deletion when the t19x code was folded back into nvgpu proper. Change-Id: I2c6b12a91ff3e4160751987f2ae0f4a4734d0319 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1657730 Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Allow disabling CDE functionalityTerje Bergstrom2018-02-15
| | | | | | | | | | | | | CDE is a Tegra SoC specific feature. Add new config option CONFIG_NVGPU_SUPPORT_CDE and #ifdef all CDE specific code with it. JIRA NVGPU-4 Change-Id: I6f0b0047d6ba2b5c36c2eb9b8a1514776741f5b5 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1648002 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Delete more Linux includesAlex Waterman2018-02-15
| | | | | | | | | | | | | | Delete yet more Linux includes in gv11b code. Change-Id: I96f2c053cb903ac7cc51ad8cdb12f4a75ac95ae1 Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1657742 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Delete unused Linux headers in gv11b_hal.cAlex Waterman2018-02-15
| | | | | | | | | | | | | Not sure how these even made it in in the first place... Change-Id: Ibca4d525926d4dacc7f8b41609dd147f14dd1a0d Signed-off-by: Alex Waterman <alexw@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1657733 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: gv11b: limit min freq to 216.75Mhzseshendra Gadagottu2018-02-15
| | | | | | | | | | | | | | | | | Until issue related to low frequencies root caused, limit min frequency to known safe value: 216.75Mhz. This change needs to be reverted, once orginal issue root-caused and fixed. Bug 2051863 Bug 2056266 Change-Id: If6e56f59ee5fa06967fde1128b58a7fc97be74e9 Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1657595 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Remove the use of READ_ONLY for DMA APITerje Bergstrom2018-02-15
| | | | | | | | | | | | | | READ_ONLY flag for dma API is a Tegra specific API. We use it only to prevent accidental writes to non-secure ACR bootloader. Its use is marginal, so remove the flag. JIRA NVGPU-4 Change-Id: I887dc04aee8f7ace40220294851b210375dfde98 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1648174 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Use preallocated VPR bufferTerje Bergstrom2018-02-15
| | | | | | | | | | | | To prevent deadlock while allocating VPR in nvgpu, allocate all the needed VPR memory at probe time and use an internal allocator to hand out space for VPR buffers. Change-Id: I584b9a0f746d5d1dec021cdfbd6f26b4b92e4412 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1655324 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: delete nvgpu_semaphore_int listKonsta Holtta2018-02-14
| | | | | | | | | | | | | | | | | | | | | | | | | | | The hw semas in a sema pool are stored in a list. All elements in this list are freed in a loop when a semaphore pool is destroyed. However, each hw sema is always owned by a channel, and each such channel frees its hw sema during channel closure before putting a ref to the VM which holds a ref to the sema pool, so the lifetime of all the hw semas is shorter than that of the pool and this list is always empty when freeing the pool. Delete the list and this freeing loop. Meanwhile delete also the nr_incrs member in nvgpu_semaphore_int that is never accessed. Jira NVGPU-512 Change-Id: Ie072029f9e7cc749141e9f02ef45fdf64358ad96 Signed-off-by: Konsta Holtta <kholtta@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1653540 Reviewed-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: Alex Waterman <alexw@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: gv11b: update subctx pdb infoseshendra Gadagottu2018-02-13
| | | | | | | | | | | | | | | | | | | | | | | | | | Updated subctx pdb info for all instblks created. Earlier subctx pdb info was getting updated during instblk commit. But some instblks like pmu instblk are never committed. Missing subctx pdb info in instblk is creating issues accessing subctx info. So, by filling subctx pdb info during instblk creation fixed all these issues. Also as part of re-org of the function gv11b_init_subcontext_pdb, moved setting subctx info in ram_in_engine_wfi_veid_w() to channel_gv11b_setup_ramfc. Bug 2051863 Change-Id: Ida96118e8f86b638fa6a8586d026ad2617ebbf64 Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1654678 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> Reviewed-by: Alex Waterman <alexw@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: gv11b: enable elpgseshendra Gadagottu2018-02-13
| | | | | | | | | | | | | | | | Enabled Engine Level Power Gating for gv11b. Bug 2051863 Change-Id: I59a51dbe8fa9f13e4b8be03f02e1571093fdaeb0 Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1646322 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Use #define for log masksTerje Bergstrom2018-02-09
| | | | | | | | | | | | | | | | | | Log masks are a bitmask, and passed as u32 through the API calls. They were still defined as enums, which causes unnecessary implicit conversions. Convert the log masks to be defined as u32. JIRA NVGPU-52 Change-Id: I4b20f0ad2a9f18056502940ea677b3ea8526d830 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649816 GVS: Gerrit_Virtual_Submit Reviewed-by: Alex Waterman <alexw@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: call nvgpu_init_mm_vars just after probeSeema Khowala2018-02-09
| | | | | | | | | | | | | | | It is good to init mm vars right after probe as driver is heavily dependent on enabled flags for all kinds of memory related needs Change-Id: I62ca280ff9240649798faa34767f7dc9ea3c0db1 Signed-off-by: Seema Khowala <seemaj@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649724 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: gv11b: Fix CBC base calculusSami Kiminki2018-02-09
| | | | | | | | | | | | | | On GV11B, CBC base is calculated in similar fashion than it's calculated on dGPUs. Thus, remove gv11b_ltc_cbc_fix_config() as it would incorrectly multiply the CBC base by the LTC count. Bug 2054860 Change-Id: Iaed717161547468c17e12236149d970c497885b3 Signed-off-by: Sami Kiminki <skiminki@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1654506 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: handle pm_prepare_poweroff failureseshendra Gadagottu2018-02-09
| | | | | | | | | | | | | | As part of gk20a_pm_prepare_poweroff, gpu hw state is destroyed even in case of any errors. So try to recover from that situation by calling gk20a_pm_finalize_poweron. Bug 200380708 Change-Id: Ibff656cda67241ad111fd22701e05871f20d6f70 Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1653750 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: Rely on own dma attribute handlingTerje Bergstrom2018-02-08
| | | | | | | | | | | | | | Tegra kernel abstracts Linux 4.4 vs Linux 4.9 differences from drivers. Upstream kernel does not provide that facility, so add nvgpu internal way of dealing with the differences. JIRA NVGPU-4 Change-Id: I8289fdcf98873de14398bffc808d89a675f2aa15 Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1648160 Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: add vpr flag in gpu characteristicsAparna Das2018-02-08
| | | | | | | | | | | | | | | | | | | VPR is currently not supported in virtualized configuration. Allow reporting VPR capability in gpu characteristics Jira EVLR-2236 Change-Id: Id61a0045577e4add0d9cdfddcefcedd5b20eb1dd Signed-off-by: Aparna Das <aparnad@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1639798 (cherry picked from commit 4136b74fd4435966ee2e69ec88fb66424382a7c0) Reviewed-on: https://git-master.nvidia.com/r/1640712 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: add user API to get read-only syncpoint address mapDeepak Nibade2018-02-07
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add User space API NVGPU_AS_IOCTL_GET_SYNC_RO_MAP to get read-only syncpoint address map in user space We already map whole syncpoint shim to each address space with base address being vm->syncpt_ro_map_gpu_va This new API exposes this base GPU_VA address of syncpoint map, and unit size of each syncpoint to user space. User space can then calculate address of each syncpoint as syncpoint_address = base_gpu_va + (syncpoint_id * syncpoint_unit_size) Note that this syncpoint address is read_only, and should be only used for inserting semaphore acquires. Adding semaphore release with this address would result in MMU_FAULT Define new HAL g->ops.fifo.get_sync_ro_map and set this for all GPUs supported on Xavier SoC Bug 200327559 Change-Id: Ica0db48fc28fdd0ff2a5eb09574dac843dc5e4fd Signed-off-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649365 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
* gpu: nvgpu: add characteristic flag for syncpoint address supportDeepak Nibade2018-02-07
| | | | | | | | | | | | | | | | | | | | | Add characteristic flag NVGPU_GPU_FLAGS_SUPPORT_SYNCPOINT_ADDRESS to indicate if platform supports semaphore GPU_VA address for a syncpoint Define NVGPU_SUPPORT_SYNCPOINT_ADDRESS for core driver book keeping Set this flag for both GV100 and GV11B since Xavier SoC supports a semaphore GPU_VA address for a syncpoint through syncpoint SHIM Bug 200327559 Change-Id: I1f31673c9fd59f493d0b35a80d23151fc063ae06 Signed-off-by: Deepak Nibade <dnibade@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1649364 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-09 03:49:15 -0500