diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_sseu.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_sseu.c | 61 |
1 files changed, 47 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_sseu.c b/drivers/gpu/drm/i915/gt/intel_sseu.c index 4ac0bbaf0c31..fdd25691beda 100644 --- a/drivers/gpu/drm/i915/gt/intel_sseu.c +++ b/drivers/gpu/drm/i915/gt/intel_sseu.c @@ -3,6 +3,8 @@ * Copyright © 2019 Intel Corporation */ +#include <linux/string_helpers.h> + #include "i915_drv.h" #include "intel_engine_regs.h" #include "intel_gt_regs.h" @@ -33,8 +35,8 @@ intel_sseu_subslice_total(const struct sseu_dev_info *sseu) } static u32 -_intel_sseu_get_subslices(const struct sseu_dev_info *sseu, - const u8 *subslice_mask, u8 slice) +sseu_get_subslices(const struct sseu_dev_info *sseu, + const u8 *subslice_mask, u8 slice) { int i, offset = slice * sseu->ss_stride; u32 mask = 0; @@ -49,12 +51,17 @@ _intel_sseu_get_subslices(const struct sseu_dev_info *sseu, u32 intel_sseu_get_subslices(const struct sseu_dev_info *sseu, u8 slice) { - return _intel_sseu_get_subslices(sseu, sseu->subslice_mask, slice); + return sseu_get_subslices(sseu, sseu->subslice_mask, slice); +} + +static u32 sseu_get_geometry_subslices(const struct sseu_dev_info *sseu) +{ + return sseu_get_subslices(sseu, sseu->geometry_subslice_mask, 0); } u32 intel_sseu_get_compute_subslices(const struct sseu_dev_info *sseu) { - return _intel_sseu_get_subslices(sseu, sseu->compute_subslice_mask, 0); + return sseu_get_subslices(sseu, sseu->compute_subslice_mask, 0); } void intel_sseu_set_subslices(struct sseu_dev_info *sseu, int slice, @@ -711,22 +718,18 @@ void intel_sseu_dump(const struct sseu_dev_info *sseu, struct drm_printer *p) drm_printf(p, "EU total: %u\n", sseu->eu_total); drm_printf(p, "EU per subslice: %u\n", sseu->eu_per_subslice); drm_printf(p, "has slice power gating: %s\n", - yesno(sseu->has_slice_pg)); + str_yes_no(sseu->has_slice_pg)); drm_printf(p, "has subslice power gating: %s\n", - yesno(sseu->has_subslice_pg)); - drm_printf(p, "has EU power gating: %s\n", yesno(sseu->has_eu_pg)); + str_yes_no(sseu->has_subslice_pg)); + drm_printf(p, "has EU power gating: %s\n", + str_yes_no(sseu->has_eu_pg)); } -void intel_sseu_print_topology(const struct sseu_dev_info *sseu, - struct drm_printer *p) +static void sseu_print_hsw_topology(const struct sseu_dev_info *sseu, + struct drm_printer *p) { int s, ss; - if (sseu->max_slices == 0) { - drm_printf(p, "Unavailable\n"); - return; - } - for (s = 0; s < sseu->max_slices; s++) { drm_printf(p, "slice%d: %u subslice(s) (0x%08x):\n", s, intel_sseu_subslices_per_slice(sseu, s), @@ -741,6 +744,36 @@ void intel_sseu_print_topology(const struct sseu_dev_info *sseu, } } +static void sseu_print_xehp_topology(const struct sseu_dev_info *sseu, + struct drm_printer *p) +{ + u32 g_dss_mask = sseu_get_geometry_subslices(sseu); + u32 c_dss_mask = intel_sseu_get_compute_subslices(sseu); + int dss; + + for (dss = 0; dss < sseu->max_subslices; dss++) { + u16 enabled_eus = sseu_get_eus(sseu, 0, dss); + + drm_printf(p, "DSS_%02d: G:%3s C:%3s, %2u EUs (0x%04hx)\n", dss, + str_yes_no(g_dss_mask & BIT(dss)), + str_yes_no(c_dss_mask & BIT(dss)), + hweight16(enabled_eus), enabled_eus); + } +} + +void intel_sseu_print_topology(struct drm_i915_private *i915, + const struct sseu_dev_info *sseu, + struct drm_printer *p) +{ + if (sseu->max_slices == 0) { + drm_printf(p, "Unavailable\n"); + } else if (GRAPHICS_VER_FULL(i915) >= IP_VER(12, 50)) { + sseu_print_xehp_topology(sseu, p); + } else { + sseu_print_hsw_topology(sseu, p); + } +} + u16 intel_slicemask_from_dssmask(u64 dss_mask, int dss_per_slice) { u16 slice_mask = 0; |