[Mesa-dev] [crucible PATCH] add a command line option for selecting the Vulkan device

Eric Engestrom eric.engestrom at intel.com
Fri Apr 5 12:59:06 UTC 2019


On Friday, 2019-04-05 12:27:14 +0200, Samuel Pitoiset wrote:
> In a multi-GPU scenario.
> 
> Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>

FYI, crucible now uses merge requests on gitlab :)
https://gitlab.freedesktop.org/mesa/crucible/merge_requests

> ---
>  doc/crucible-run.1.txt             |  4 ++++
>  include/framework/runner/runner.h  |  2 ++
>  include/framework/test/test.h      |  1 +
>  misc/crucible-completion.bash      |  1 +
>  src/cmd/bootstrap.c                |  1 +
>  src/cmd/run.c                      | 12 +++++++++++-
>  src/framework/runner/runner.c      |  1 +
>  src/framework/test/t_phase_setup.c | 13 ++++++++-----
>  src/framework/test/test.c          |  1 +
>  src/framework/test/test.h          |  3 +++
>  10 files changed, 33 insertions(+), 6 deletions(-)
> 
> diff --git a/doc/crucible-run.1.txt b/doc/crucible-run.1.txt
> index 59aecd1..195da2c 100644
> --- a/doc/crucible-run.1.txt
> +++ b/doc/crucible-run.1.txt
> @@ -13,6 +13,7 @@ SYNOPSIS
>                 [--jobs=<jobs> | -j <jobs>] [--[no-]separate-cleanup-threads]
>                 [--use-spir-v|--no-spir-v] [--isolation=<method> | -I <method>]
>                 [--junit-xml=<junit-xml-file>]
> +               [--device-id=<device-id>]
>                 [<pattern>...]
>  
>  DESCRIPTION
> @@ -83,6 +84,9 @@ OPTIONS
>  --junit-xml=<junit-xml-file>::
>      Write JUnit XML to the given file.
>  
> +--device-id=<device-id>::
> +    Select the Vulkan device ID (IDs start from 1).

Maybe s/id/index/, since that's _not_ the device's deviceID?
More on that below.

> +
>  EXAMPLES
>  --------
>  * Run all functional tests and stress tests. The following invocations are all
> diff --git a/include/framework/runner/runner.h b/include/framework/runner/runner.h
> index 01893ef..3015850 100644
> --- a/include/framework/runner/runner.h
> +++ b/include/framework/runner/runner.h
> @@ -51,6 +51,8 @@ struct runner_opts {
>  
>      /// The runner will write JUnit XML to this path, if not NULL.
>      const char *junit_xml_filepath;
> +
> +    int device_id;
>  };
>  
>  bool runner_init(runner_opts_t *opts);
> diff --git a/include/framework/test/test.h b/include/framework/test/test.h
> index ca328bb..fc609cb 100644
> --- a/include/framework/test/test.h
> +++ b/include/framework/test/test.h
> @@ -34,6 +34,7 @@ struct test_create_info {
>      bool enable_separate_cleanup_thread;
>      bool enable_spir_v;
>      bool enable_bootstrap;
> +    int device_id;
>      uint32_t queue_family_index;
>  
>      uint32_t bootstrap_image_width;
> diff --git a/misc/crucible-completion.bash b/misc/crucible-completion.bash
> index 8942b14..4377224 100644
> --- a/misc/crucible-completion.bash
> +++ b/misc/crucible-completion.bash
> @@ -35,6 +35,7 @@ __crucible_run()
>        --no-cleanup
>        --use-spir-v
>        --junit-xml
> +      --device-id
>     "
>  
>     COMPREPLY=($(compgen -W "$flags $($1 ls-tests)" -- ${COMP_WORDS[COMP_CWORD]}))
> diff --git a/src/cmd/bootstrap.c b/src/cmd/bootstrap.c
> index bfa2221..f902fe1 100644
> --- a/src/cmd/bootstrap.c
> +++ b/src/cmd/bootstrap.c
> @@ -136,6 +136,7 @@ start(const cru_command_t *cmd, int argc, char **argv)
>                         .enable_bootstrap = true,
>                         .enable_cleanup_phase = false,
>                         .enable_spir_v = true,
> +                       .device_id = 1,
>                         .bootstrap_image_width = opt_image_width,
>                         .bootstrap_image_height = opt_image_height);
>      if (!test) {
> diff --git a/src/cmd/run.c b/src/cmd/run.c
> index 3f06075..078b0db 100644
> --- a/src/cmd/run.c
> +++ b/src/cmd/run.c
> @@ -39,6 +39,7 @@ static int opt_dump = 0;
>  static int opt_use_spir_v = 1;
>  static int opt_separate_cleanup_thread = 1;
>  static char *opt_junit_xml = NULL;
> +static int opt_device_id = 1;
>  
>  // From man:getopt(3) :
>  //
> @@ -52,12 +53,13 @@ static char *opt_junit_xml = NULL;
>  //    above) of optstring is a colon (':'),  then getopt() returns ':' instead
>  //    of '?' to indicate a missing option argument.
>  //
> -static const char *shortopts = "+:hj:I:";
> +static const char *shortopts = "+:hj:I:d:";
>  
>  enum opt_name {
>      OPT_NAME_HELP = 'h',
>      OPT_NAME_JOBS = 'j',
>      OPT_NAME_ISLOATION = 'I',
> +    OPT_NAME_DEVICE_ID = 'd',
>  
>      // Begin long-only options. They begin with the first char value outside
>      // the ASCII range.
> @@ -77,6 +79,7 @@ static const struct option longopts[] = {
>      {"use-spir-v",    no_argument,       &opt_use_spir_v, true},
>      {"no-spir-v",     no_argument,       &opt_use_spir_v, false},
>      {"junit-xml",     required_argument, NULL,            OPT_NAME_JUNIT_XML},
> +    {"device-id",     required_argument, NULL,            OPT_NAME_DEVICE_ID},
>  
>      {"separate-cleanup-threads",    no_argument, &opt_separate_cleanup_thread, true},
>      {"no-separate-cleanup-threads", no_argument, &opt_separate_cleanup_thread, false},
> @@ -151,6 +154,12 @@ parse_args(const cru_command_t *cmd, int argc, char **argv)
>          case OPT_NAME_JUNIT_XML:
>              opt_junit_xml = strdup(optarg);
>              break;
> +        case OPT_NAME_DEVICE_ID:
> +            opt_device_id = strtol(optarg, NULL, 10);
> +            if (opt_device_id <= 0) {
> +                cru_usage_error(cmd, "--device must be at least 1");
> +            }
> +            break;
>          case ':':
>              cru_usage_error(cmd, "%s requires an argument", argv[optind-1]);
>              break;
> @@ -265,6 +274,7 @@ cmd_start(const cru_command_t *cmd, int argc, char **argv)
>          .no_image_dumps = !opt_dump,
>          .use_spir_v = opt_use_spir_v,
>          .junit_xml_filepath = opt_junit_xml,
> +        .device_id = opt_device_id,
>      });
>  
>      if (opt_log_pids)
> diff --git a/src/framework/runner/runner.c b/src/framework/runner/runner.c
> index aaff68f..eedc2b1 100644
> --- a/src/framework/runner/runner.c
> +++ b/src/framework/runner/runner.c
> @@ -101,6 +101,7 @@ run_test_def(const test_def_t *def, uint32_t queue_family_index)
>                         .enable_spir_v = runner_opts.use_spir_v,
>                         .enable_separate_cleanup_thread =
>                              runner_opts.use_separate_cleanup_threads,
> +                       .device_id = runner_opts.device_id,
>                         .queue_family_index = queue_family_index);
>      if (!test)
>          return TEST_RESULT_FAIL;
> diff --git a/src/framework/test/t_phase_setup.c b/src/framework/test/t_phase_setup.c
> index a92a5d7..4c5cdce 100644
> --- a/src/framework/test/t_phase_setup.c
> +++ b/src/framework/test/t_phase_setup.c
> @@ -24,6 +24,9 @@
>  #include "test.h"
>  #include "t_phase_setup.h"
>  
> +/* Maximum supported physical devs. */
> +#define MAX_PHYSICAL_DEVS 4
> +
>  static void *
>  test_vk_alloc(void *pUserData, size_t size, size_t alignment,
>                VkSystemAllocationScope scope)
> @@ -70,16 +73,16 @@ t_setup_phys_dev(void)
>      ASSERT_TEST_IN_SETUP_PHASE;
>      GET_CURRENT_TEST(t);
>  
> -    // Crucible uses only the first physical device.
> -    // FINISHME: Add a command-line option to use non-default physical device.
> +    VkPhysicalDevice physical_devs[MAX_PHYSICAL_DEVS];
>  
>      uint32_t count = 0;
>      qoEnumeratePhysicalDevices(t->vk.instance, &count, NULL);
>      t_assertf(count > 0, "failed to enumerate any physical devices");
> +    t_assertf(count <= MAX_PHYSICAL_DEVS, "reached the maximum supported physical devices");
> +    t_assertf(t->opt.device_id <= count, "requested device id not found");
>  
> -    count = 1;
> -    qoEnumeratePhysicalDevices(t->vk.instance, &count, &t->vk.physical_dev);
> -    t_assertf(count == 1, "enumerated %u physical devices, expected 1", count);
> +    qoEnumeratePhysicalDevices(t->vk.instance, &count, physical_devs);
> +    t->vk.physical_dev = physical_devs[t->opt.device_id - 1];

vkEnumeratePhysicalDevices() has no guarantees of ordering, so this
might be rather fragile.

Perhaps passing in VkPhysicalDeviceProperties::vendorID and
VkPhysicalDeviceProperties::deviceID to crucible and matching devices
based on these two would be a better option?

>  
>      qoGetPhysicalDeviceProperties(t->vk.physical_dev, &t->vk.physical_dev_props);
>  }
> diff --git a/src/framework/test/test.c b/src/framework/test/test.c
> index 80281b9..85e6310 100644
> --- a/src/framework/test/test.c
> +++ b/src/framework/test/test.c
> @@ -152,6 +152,7 @@ test_create_s(const test_create_info_t *info)
>      t->opt.use_spir_v = info->enable_spir_v;
>      t->opt.bootstrap = info->enable_bootstrap;
>      t->opt.queue_family_index = info->queue_family_index;
> +    t->opt.device_id = info->device_id;
>  
>      if (info->enable_bootstrap) {
>          if (info->enable_cleanup_phase) {
> diff --git a/src/framework/test/test.h b/src/framework/test/test.h
> index cafcc7e..4fafcc2 100644
> --- a/src/framework/test/test.h
> +++ b/src/framework/test/test.h
> @@ -121,6 +121,9 @@ struct test {
>          /// thread.
>          bool no_separate_cleanup_thread;
>  
> +        /// The Vulkan device ID.
> +        int device_id;
> +
>          uint32_t queue_family_index;
>      } opt;
>  
> -- 
> 2.21.0
> 
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