diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4081-drm-amd-pp-Print-out-voltage-clock-range-in-sysfs.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4081-drm-amd-pp-Print-out-voltage-clock-range-in-sysfs.patch | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4081-drm-amd-pp-Print-out-voltage-clock-range-in-sysfs.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4081-drm-amd-pp-Print-out-voltage-clock-range-in-sysfs.patch new file mode 100644 index 00000000..1f7fef74 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4081-drm-amd-pp-Print-out-voltage-clock-range-in-sysfs.patch @@ -0,0 +1,111 @@ +From 810c85d222049c3f2a1fae605d5c43803daee7f1 Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Thu, 19 Apr 2018 10:39:17 +0800 +Subject: [PATCH 4081/4131] drm/amd/pp: Print out voltage/clock range in sysfs + +when user cat pp_od_clk_voltage +add display info about the sclk/mclk/vddc range that user can overdrive +output as: +OD_SCLK: +0: 300MHz 900mV +1: 400MHz 912mV +2: 500MHz 925mV +3: 600MHz 937mV +4: 700MHz 950mV +5: 800MHz 975mV +6: 900MHz 987mV +7: 1000MHz 1000mV +OD_MCLK: +0: 300MHz 900mV +1: 1500MHz 912mV +OD_RANGE: +SCLK: 300MHz 1200MHz +MCLK: 300MHz 1500MHz +VDDC: 700mV 1200mV + +also +1. remove unnecessary whitespace before a quoted newline +2. change unit of frequency Mhz to MHz + +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 1 + + drivers/gpu/drm/amd/include/kgd_pp_interface.h | 1 + + drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 26 ++++++++++++++++++------ + 3 files changed, 22 insertions(+), 6 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +index 1167766..16fac65 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +@@ -437,6 +437,7 @@ static ssize_t amdgpu_get_pp_od_clk_voltage(struct device *dev, + if (adev->powerplay.pp_funcs->print_clock_levels) { + size = amdgpu_dpm_print_clock_levels(adev, OD_SCLK, buf); + size += amdgpu_dpm_print_clock_levels(adev, OD_MCLK, buf+size); ++ size += amdgpu_dpm_print_clock_levels(adev, OD_RANGE, buf+size); + return size; + } else { + return snprintf(buf, PAGE_SIZE, "\n"); +diff --git a/drivers/gpu/drm/amd/include/kgd_pp_interface.h b/drivers/gpu/drm/amd/include/kgd_pp_interface.h +index 01969b1..06f08f3 100644 +--- a/drivers/gpu/drm/amd/include/kgd_pp_interface.h ++++ b/drivers/gpu/drm/amd/include/kgd_pp_interface.h +@@ -94,6 +94,7 @@ enum pp_clock_type { + PP_PCIE, + OD_SCLK, + OD_MCLK, ++ OD_RANGE, + }; + + enum amd_pp_sensors { +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +index 19e0f51..5d53a63 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +@@ -4333,22 +4333,36 @@ static int smu7_print_clock_levels(struct pp_hwmgr *hwmgr, + break; + case OD_SCLK: + if (hwmgr->od_enabled) { +- size = sprintf(buf, "%s: \n", "OD_SCLK"); ++ size = sprintf(buf, "%s:\n", "OD_SCLK"); + for (i = 0; i < odn_sclk_table->num_of_pl; i++) +- size += sprintf(buf + size, "%d: %10uMhz %10u mV\n", +- i, odn_sclk_table->entries[i].clock / 100, ++ size += sprintf(buf + size, "%d: %10uMHz %10umV\n", ++ i, odn_sclk_table->entries[i].clock/100, + odn_sclk_table->entries[i].vddc); + } + break; + case OD_MCLK: + if (hwmgr->od_enabled) { +- size = sprintf(buf, "%s: \n", "OD_MCLK"); ++ size = sprintf(buf, "%s:\n", "OD_MCLK"); + for (i = 0; i < odn_mclk_table->num_of_pl; i++) +- size += sprintf(buf + size, "%d: %10uMhz %10u mV\n", +- i, odn_mclk_table->entries[i].clock / 100, ++ size += sprintf(buf + size, "%d: %10uMHz %10umV\n", ++ i, odn_mclk_table->entries[i].clock/100, + odn_mclk_table->entries[i].vddc); + } + break; ++ case OD_RANGE: ++ if (hwmgr->od_enabled) { ++ size = sprintf(buf, "%s:\n", "OD_RANGE"); ++ size += sprintf(buf + size, "SCLK: %7uMHz %10uMHz\n", ++ data->golden_dpm_table.sclk_table.dpm_levels[0].value/100, ++ hwmgr->platform_descriptor.overdriveLimit.engineClock/100); ++ size += sprintf(buf + size, "MCLK: %7uMHz %10uMHz\n", ++ data->golden_dpm_table.mclk_table.dpm_levels[0].value/100, ++ hwmgr->platform_descriptor.overdriveLimit.memoryClock/100); ++ size += sprintf(buf + size, "VDDC: %7umV %11umV\n", ++ data->odn_dpm_table.min_vddc, ++ data->odn_dpm_table.max_vddc); ++ } ++ break; + default: + break; + } +-- +2.7.4 + |