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| author |   Zhang Rui <rui.zhang@intel.com> | 2022-08-08 21:13:59 +0800 |
|---|---|---|
| committer |   Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> | 2023-03-22 13:36:51 -0700 |
| commit | 7a1962904fe459d4763c6e02cd4b3ea503328a11 (patch) | |
| tree | 7ebe129c99949d8b543c362fcdc9ce870edd44aa /tools/power/x86/intel-speed-select/isst-core-mbox.c | |
| parent | tools/power/x86/intel-speed-select: Abstract set_tdp_level (diff) | |
| download | wireguard-linux-7a1962904fe459d4763c6e02cd4b3ea503328a11.tar.xz wireguard-linux-7a1962904fe459d4763c6e02cd4b3ea503328a11.zip | |
tools/power/x86/intel-speed-select: Abstract get_pbf_info
Allow platform specific implementation to get SST-BF information.
No functional changes are expected.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
[srinivas.pandruvada@linux.intel.com: changelog edits]
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Diffstat (limited to 'tools/power/x86/intel-speed-select/isst-core-mbox.c')
| -rw-r--r-- | tools/power/x86/intel-speed-select/isst-core-mbox.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/tools/power/x86/intel-speed-select/isst-core-mbox.c b/tools/power/x86/intel-speed-select/isst-core-mbox.c index f6f1632e35b9..40e44fad9589 100644 --- a/tools/power/x86/intel-speed-select/isst-core-mbox.c +++ b/tools/power/x86/intel-speed-select/isst-core-mbox.c @@ -272,6 +272,73 @@ static int mbox_set_tdp_level(struct isst_id *id, int tdp_level) return 0; } +static int mbox_get_pbf_info(struct isst_id *id, int level, struct isst_pbf_info *pbf_info) +{ + int max_punit_core, max_mask_index; + unsigned int req, resp; + int i, ret; + + max_punit_core = get_max_punit_core_id(id); + max_mask_index = max_punit_core > 32 ? 2 : 1; + + for (i = 0; i < max_mask_index; ++i) { + unsigned long long mask; + int count; + + ret = isst_send_mbox_command(id->cpu, CONFIG_TDP, + CONFIG_TDP_PBF_GET_CORE_MASK_INFO, + 0, (i << 8) | level, &resp); + if (ret) + break; + + debug_printf( + "cpu:%d CONFIG_TDP_PBF_GET_CORE_MASK_INFO resp:%x\n", + id->cpu, resp); + + mask = (unsigned long long)resp << (32 * i); + set_cpu_mask_from_punit_coremask(id, mask, + pbf_info->core_cpumask_size, + pbf_info->core_cpumask, + &count); + } + + req = level; + ret = isst_send_mbox_command(id->cpu, CONFIG_TDP, + CONFIG_TDP_PBF_GET_P1HI_P1LO_INFO, 0, req, + &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CONFIG_TDP_PBF_GET_P1HI_P1LO_INFO resp:%x\n", id->cpu, + resp); + + pbf_info->p1_low = resp & 0xff; + pbf_info->p1_high = (resp & GENMASK(15, 8)) >> 8; + + req = level; + ret = isst_send_mbox_command( + id->cpu, CONFIG_TDP, CONFIG_TDP_PBF_GET_TDP_INFO, 0, req, &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CONFIG_TDP_PBF_GET_TDP_INFO resp:%x\n", id->cpu, resp); + + pbf_info->tdp = resp & 0xffff; + + req = level; + ret = isst_send_mbox_command( + id->cpu, CONFIG_TDP, CONFIG_TDP_PBF_GET_TJ_MAX_INFO, 0, req, &resp); + if (ret) + return ret; + + debug_printf("cpu:%d CONFIG_TDP_PBF_GET_TJ_MAX_INFO resp:%x\n", id->cpu, + resp); + pbf_info->t_control = (resp >> 8) & 0xff; + pbf_info->t_prochot = resp & 0xff; + + return 0; +} + static struct isst_platform_ops mbox_ops = { .get_disp_freq_multiplier = mbox_get_disp_freq_multiplier, .get_trl_max_levels = mbox_get_trl_max_levels, @@ -285,6 +352,7 @@ static struct isst_platform_ops mbox_ops = { .get_get_trl = mbox_get_get_trl, .get_trl_bucket_info = mbox_get_trl_bucket_info, .set_tdp_level = mbox_set_tdp_level, + .get_pbf_info = mbox_get_pbf_info, }; struct isst_platform_ops *mbox_get_platform_ops(void) |