diff options
| -rw-r--r-- | drivers/gpu/drm/xe/xe_debugfs.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_debugfs.c b/drivers/gpu/drm/xe/xe_debugfs.c index 3c018dbccc07..8c391c7b017a 100644 --- a/drivers/gpu/drm/xe/xe_debugfs.c +++ b/drivers/gpu/drm/xe/xe_debugfs.c @@ -21,6 +21,7 @@ #include "xe_guc_ads.h" #include "xe_hw_engine.h" #include "xe_mmio.h" +#include "xe_pcode.h" #include "xe_pm.h" #include "xe_psmi.h" #include "xe_pxp_debugfs.h" @@ -160,6 +161,22 @@ static int workaround_info(struct seq_file *m, void *data) return 0; } +static int pcode_info(struct seq_file *m, void *data) +{ + struct xe_device *xe = node_to_xe(m->private); + struct drm_printer p = drm_seq_file_printer(m); + struct xe_pcode_version version; + int ret = 0; + + ret = xe_get_pcode_version(xe, &version); + if (ret) + return ret; + + drm_printf(&p, "pcode version: %u.%u.%u\n", version.major, + version.minor, version.engg); + return 0; +} + static int dgfx_pkg_residencies_show(struct seq_file *m, void *data) { struct xe_device *xe; @@ -220,6 +237,10 @@ static const struct drm_info_list debugfs_list[] = { { .name = "workarounds", .show = workaround_info, }, }; +static const struct drm_info_list pcode_info_debugfs[] = { + { .name = "pcode_info", .show = pcode_info, }, +}; + static const struct drm_info_list debugfs_residencies[] = { { .name = "dgfx_pkg_residencies", .show = dgfx_pkg_residencies_show, }, { .name = "dgfx_pcie_link_residencies", .show = dgfx_pcie_link_residencies_show, }, @@ -566,6 +587,18 @@ void xe_debugfs_register(struct xe_device *xe) &inject_csc_hw_error); } + /* + * Pcode version read from PMT is currently only supported on CRI and BMG platforms in PF + * mode, as both platforms support the necessary telemetry read mechanism and have a fixed + * PUNIT_VERSION_OFFSET. + * Attempting this access on other platforms must be verified before enabling support. + */ + if (!IS_SRIOV_VF(xe) && + (xe->info.platform == XE_CRESCENTISLAND || xe->info.platform == XE_BATTLEMAGE)) + drm_debugfs_create_files(pcode_info_debugfs, + ARRAY_SIZE(pcode_info_debugfs), + root, minor); + debugfs_create_file("forcewake_all", 0400, root, xe, &forcewake_all_fops); |