| /kernel/linux/linux-6.6/drivers/gpu/drm/i915/gt/ |
| D | selftest_slpc.c | 1 // SPDX-License-Identifier: MIT 26 static int slpc_set_min_freq(struct intel_guc_slpc *slpc, u32 freq) in slpc_set_min_freq() argument 30 ret = intel_guc_slpc_set_min_freq(slpc, freq); in slpc_set_min_freq() 32 pr_err("Could not set min frequency to [%u]\n", freq); in slpc_set_min_freq() 39 static int slpc_set_max_freq(struct intel_guc_slpc *slpc, u32 freq) in slpc_set_max_freq() argument 43 ret = intel_guc_slpc_set_max_freq(slpc, freq); in slpc_set_max_freq() 46 freq); in slpc_set_max_freq() 53 static int slpc_set_freq(struct intel_gt *gt, u32 freq) in slpc_set_freq() argument 56 struct intel_guc_slpc *slpc = >->uc.guc.slpc; in slpc_set_freq() 58 err = slpc_set_max_freq(slpc, freq); in slpc_set_freq() [all …]
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| D | selftest_rps.c | 1 // SPDX-License-Identifier: MIT 26 #define CPU_LATENCY 0 /* -1 to disable pm_qos, 0 to disable cstates */ 37 return -1; in cmp_u64() 49 return -1; in cmp_u32() 68 #define CS_GPR(x) GEN8_RING_CS_GPR(engine->mmio_base, x) in create_spin_counter() 76 obj = i915_gem_object_create_internal(vm->i915, 64 << 10); in create_spin_counter() 80 end = obj->base.size / sizeof(u32) - 1; in create_spin_counter() 113 loop = cs - base; in create_spin_counter() 134 GEM_BUG_ON(cs - base > end); in create_spin_counter() 151 static u8 wait_for_freq(struct intel_rps *rps, u8 freq, int timeout_ms) in wait_for_freq() argument [all …]
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| /kernel/linux/linux-5.10/drivers/gpu/drm/i915/gt/ |
| D | selftest_rps.c | 1 // SPDX-License-Identifier: MIT 22 #define CPU_LATENCY 0 /* -1 to disable pm_qos, 0 to disable cstates */ 33 return -1; in cmp_u64() 45 return -1; in cmp_u32() 64 #define CS_GPR(x) GEN8_RING_CS_GPR(engine->mmio_base, x) in create_spin_counter() 72 obj = i915_gem_object_create_internal(vm->i915, 64 << 10); in create_spin_counter() 76 end = obj->base.size / sizeof(u32) - 1; in create_spin_counter() 109 loop = cs - base; in create_spin_counter() 122 *cs++ = lower_32_bits(vma->node.start + end * sizeof(*cs)); in create_spin_counter() 123 *cs++ = upper_32_bits(vma->node.start + end * sizeof(*cs)); in create_spin_counter() [all …]
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| /kernel/linux/linux-6.6/drivers/cpufreq/ |
| D | freq_table.c | 1 // SPDX-License-Identifier: GPL-2.0-only 5 * Copyright (C) 2002 - 2003 Dominik Brodowski 19 struct cpufreq_frequency_table *pos, *table = policy->freq_table; in policy_has_boost_freq() 25 if (pos->flags & CPUFREQ_BOOST_FREQ) in policy_has_boost_freq() 38 unsigned int freq; in cpufreq_frequency_table_cpuinfo() local 41 freq = pos->frequency; in cpufreq_frequency_table_cpuinfo() 43 if ((!cpufreq_boost_enabled() || !policy->boost_enabled) in cpufreq_frequency_table_cpuinfo() 44 && (pos->flags & CPUFREQ_BOOST_FREQ)) in cpufreq_frequency_table_cpuinfo() 47 pr_debug("table entry %u: %u kHz\n", (int)(pos - table), freq); in cpufreq_frequency_table_cpuinfo() 48 if (freq < min_freq) in cpufreq_frequency_table_cpuinfo() [all …]
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| D | cpufreq_userspace.c | 1 // SPDX-License-Identifier: GPL-2.0-only 7 * (C) 2002 - 2004 Dominik Brodowski <linux@brodo.de> 22 * cpufreq_set - set the CPU frequency 23 * @policy: pointer to policy struct where freq is being set 24 * @freq: target frequency in kHz 26 * Sets the CPU frequency to freq. 28 static int cpufreq_set(struct cpufreq_policy *policy, unsigned int freq) in cpufreq_set() argument 30 int ret = -EINVAL; in cpufreq_set() 31 unsigned int *setspeed = policy->governor_data; in cpufreq_set() 33 pr_debug("cpufreq_set for cpu %u, freq %u kHz\n", policy->cpu, freq); in cpufreq_set() [all …]
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| D | sh-cpufreq.c | 4 * Copyright (C) 2002 - 2012 Paul Mundt 7 * Clock framework bits from arch/avr32/mach-at32ap/cpufreq.c 9 * Copyright (C) 2004-2007 Atmel Corporation 34 unsigned int freq; member 45 struct cpufreq_policy *policy = target->policy; in __sh_cpufreq_target() 46 int cpu = policy->cpu; in __sh_cpufreq_target() 50 long freq; in __sh_cpufreq_target() local 53 return -ENODEV; in __sh_cpufreq_target() 58 freq = clk_round_rate(cpuclk, target->freq * 1000); in __sh_cpufreq_target() 60 if (freq < (policy->min * 1000) || freq > (policy->max * 1000)) in __sh_cpufreq_target() [all …]
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| /kernel/linux/linux-5.10/drivers/cpufreq/ |
| D | freq_table.c | 1 // SPDX-License-Identifier: GPL-2.0-only 5 * Copyright (C) 2002 - 2003 Dominik Brodowski 19 struct cpufreq_frequency_table *pos, *table = policy->freq_table; in policy_has_boost_freq() 25 if (pos->flags & CPUFREQ_BOOST_FREQ) in policy_has_boost_freq() 38 unsigned int freq; in cpufreq_frequency_table_cpuinfo() local 41 freq = pos->frequency; in cpufreq_frequency_table_cpuinfo() 44 && (pos->flags & CPUFREQ_BOOST_FREQ)) in cpufreq_frequency_table_cpuinfo() 47 pr_debug("table entry %u: %u kHz\n", (int)(pos - table), freq); in cpufreq_frequency_table_cpuinfo() 48 if (freq < min_freq) in cpufreq_frequency_table_cpuinfo() 49 min_freq = freq; in cpufreq_frequency_table_cpuinfo() [all …]
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| D | sh-cpufreq.c | 4 * Copyright (C) 2002 - 2012 Paul Mundt 7 * Clock framework bits from arch/avr32/mach-at32ap/cpufreq.c 9 * Copyright (C) 2004-2007 Atmel Corporation 35 unsigned int freq; member 46 struct cpufreq_policy *policy = target->policy; in __sh_cpufreq_target() 47 int cpu = policy->cpu; in __sh_cpufreq_target() 51 long freq; in __sh_cpufreq_target() local 54 return -ENODEV; in __sh_cpufreq_target() 59 freq = clk_round_rate(cpuclk, target->freq * 1000); in __sh_cpufreq_target() 61 if (freq < (policy->min * 1000) || freq > (policy->max * 1000)) in __sh_cpufreq_target() [all …]
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| D | s3c2412-cpufreq.c | 1 // SPDX-License-Identifier: GPL-2.0-only 22 #include <linux/soc/samsung/s3c-cpufreq-core.h> 23 #include <linux/soc/samsung/s3c-pm.h> 55 fclk = cfg->freq.fclk; in s3c2412_cpufreq_calcdivs() 56 armclk = cfg->freq.armclk; in s3c2412_cpufreq_calcdivs() 57 hclk_max = cfg->max.hclk; in s3c2412_cpufreq_calcdivs() 68 __func__, cfg->freq.fclk, cfg->freq.armclk, in s3c2412_cpufreq_calcdivs() 69 cfg->freq.hclk, cfg->freq.pclk); in s3c2412_cpufreq_calcdivs() 78 cfg->divs.arm_divisor = armdiv; in s3c2412_cpufreq_calcdivs() 85 cfg->freq.hclk = hclk = armdiv_clk / hdiv; in s3c2412_cpufreq_calcdivs() [all …]
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| D | cpufreq_userspace.c | 1 // SPDX-License-Identifier: GPL-2.0-only 7 * (C) 2002 - 2004 Dominik Brodowski <linux@brodo.de> 22 * cpufreq_set - set the CPU frequency 23 * @policy: pointer to policy struct where freq is being set 24 * @freq: target frequency in kHz 26 * Sets the CPU frequency to freq. 28 static int cpufreq_set(struct cpufreq_policy *policy, unsigned int freq) in cpufreq_set() argument 30 int ret = -EINVAL; in cpufreq_set() 31 unsigned int *setspeed = policy->governor_data; in cpufreq_set() 33 pr_debug("cpufreq_set for cpu %u, freq %u kHz\n", policy->cpu, freq); in cpufreq_set() [all …]
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| D | s3c2440-cpufreq.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * Copyright (c) 2006-2009 Simtec Electronics 23 #include <linux/soc/samsung/s3c-cpufreq-core.h> 24 #include <linux/soc/samsung/s3c-pm.h> 54 long diff = a - b; in within_khz() 56 return (diff >= -1000 && diff <= 1000); in within_khz() 60 * s3c2440_cpufreq_calcdivs - calculate divider settings 73 fclk = cfg->freq.fclk; in s3c2440_cpufreq_calcdivs() 74 armclk = cfg->freq.armclk; in s3c2440_cpufreq_calcdivs() 75 hclk_max = cfg->max.hclk; in s3c2440_cpufreq_calcdivs() [all …]
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| /kernel/linux/linux-6.6/tools/power/cpupower/utils/ |
| D | cpufreq-set.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * (C) 2004-2009 Dominik Brodowski <linux@dominikbrodowski.de> 25 {"max", required_argument, NULL, 'u'}, 27 {"freq", required_argument, NULL, 'f'}, 35 "- Do you have proper administration rights? (super-user?)\n" in print_error() 36 "- Is the governor you requested available and modprobed?\n" in print_error() 37 "- Trying to set an invalid policy?\n" in print_error() 38 "- Trying to set a specific frequency, but userspace governor is not available,\n" in print_error() 49 {"hz", -3}, 68 unsigned long freq; in string_to_frequency() local [all …]
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| /kernel/linux/linux-5.10/tools/power/cpupower/utils/ |
| D | cpufreq-set.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * (C) 2004-2009 Dominik Brodowski <linux@dominikbrodowski.de> 25 {"max", required_argument, NULL, 'u'}, 27 {"freq", required_argument, NULL, 'f'}, 35 "- Do you have proper administration rights? (super-user?)\n" in print_error() 36 "- Is the governor you requested available and modprobed?\n" in print_error() 37 "- Trying to set an invalid policy?\n" in print_error() 38 "- Trying to set a specific frequency, but userspace governor is not available,\n" in print_error() 49 {"hz", -3}, 68 unsigned long freq; in string_to_frequency() local [all …]
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| /kernel/linux/linux-5.10/include/linux/ |
| D | cpufreq.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 6 * (C) 2002 - 2003 Dominik Brodowski <linux@brodo.de> 26 * Maximum transition latency is in nanoseconds - if it's unknown, 30 #define CPUFREQ_ETERNAL (-1) 47 /* in 10^(-9) s = nanoseconds */ 65 unsigned int max; /* in kHz */ member 68 unsigned int restore_freq; /* = policy->cur before transition */ 69 unsigned int suspend_freq; /* freq to set during suspend */ 93 * - Any routine that wants to read from the policy structure will 95 * - Any routine that will write to the policy structure and/or may take away [all …]
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/ddr/ |
| D | lpddr2-timings.txt | 1 * AC timing parameters of LPDDR2(JESD209-2) memories for a given speed-bin 4 - compatible : Should be "jedec,lpddr2-timings" 5 - min-freq : minimum DDR clock frequency for the speed-bin. Type is <u32> 6 - max-freq : maximum DDR clock frequency for the speed-bin. Type is <u32> 11 data-sheet of the device for a given speed-bin. All these properties are 13 a different unit have a suffix indicating the unit such as 'tRAS-max-ns' 14 - tRCD 15 - tWR 16 - tRAS-min 17 - tRRD [all …]
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| /kernel/linux/linux-6.6/samples/bpf/ |
| D | sampleip_user.c | 1 // SPDX-License-Identifier: GPL-2.0-only 18 #include "perf-sys.h" 31 printf("USAGE: sampleip [-F freq] [duration]\n"); in usage() 32 printf(" -F freq # sample frequency (Hertz), default 99\n"); in usage() 36 static int sampling_start(int freq, struct bpf_program *prog, in sampling_start() argument 43 .freq = 1, in sampling_start() 44 .sample_period = freq, in sampling_start() 50 pmu_fd = sys_perf_event_open(&pe_sample_attr, -1 /* pid */, i, in sampling_start() 51 -1 /* group_fd */, 0 /* flags */); in sampling_start() 86 return ((struct ipcount *)p1)->count - ((struct ipcount *)p2)->count; in count_cmp() [all …]
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| /kernel/linux/linux-5.10/samples/bpf/ |
| D | sampleip_user.c | 1 // SPDX-License-Identifier: GPL-2.0-only 18 #include "perf-sys.h" 31 printf("USAGE: sampleip [-F freq] [duration]\n"); in usage() 32 printf(" -F freq # sample frequency (Hertz), default 99\n"); in usage() 36 static int sampling_start(int freq, struct bpf_program *prog, in sampling_start() argument 43 .freq = 1, in sampling_start() 44 .sample_period = freq, in sampling_start() 50 pmu_fd = sys_perf_event_open(&pe_sample_attr, -1 /* pid */, i, in sampling_start() 51 -1 /* group_fd */, 0 /* flags */); in sampling_start() 86 return ((struct ipcount *)p1)->count - ((struct ipcount *)p2)->count; in count_cmp() [all …]
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/memory-controllers/ddr/ |
| D | jedec,lpddr2-timings.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/memory-controllers/ddr/jedec,lpddr2-timings.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: LPDDR2 SDRAM AC timing parameters for a given speed-bin 10 - Krzysztof Kozlowski <krzk@kernel.org> 14 const: jedec,lpddr2-timings 16 max-freq: 19 Maximum DDR clock frequency for the speed-bin, in Hz. 21 min-freq: [all …]
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| D | jedec,lpddr3-timings.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/memory-controllers/ddr/jedec,lpddr3-timings.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: LPDDR3 SDRAM AC timing parameters for a given speed-bin 10 - Krzysztof Kozlowski <krzk@kernel.org> 14 const: jedec,lpddr3-timings 19 Maximum DDR clock frequency for the speed-bin, in Hz. 20 Property is deprecated, use max-freq. 23 max-freq: [all …]
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| /kernel/linux/linux-5.10/Documentation/admin-guide/pm/ |
| D | intel-speed-select.rst | 1 .. SPDX-License-Identifier: GPL-2.0 14 - https://www.intel.com/content/www/us/en/architecture-and-technology/speed-select-technology-artic… 15 - https://builders.intel.com/docs/networkbuilders/intel-speed-select-technology-base-frequency-enha… 19 dynamically without pre-configuring via BIOS setup options. This dynamic 29 intel-speed-select configuration tool 32 Most Linux distribution packages may include the "intel-speed-select" tool. If not, 38 # cd tools/power/x86/intel-speed-select/ 43 ------------ 47 # intel-speed-select --help 49 The top-level help describes arguments and features. Notice that there is a [all …]
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| /kernel/linux/linux-6.6/arch/arm/boot/dts/ti/omap/ |
| D | elpida_ecb240abacn.dtsi | 1 // SPDX-License-Identifier: GPL-2.0 8 compatible = "elpida,ECB240ABACN","jedec,lpddr2-s4"; 10 io-width = <32>; 12 tRPab-min-tck = <3>; 13 tRCD-min-tck = <3>; 14 tWR-min-tck = <3>; 15 tRASmin-min-tck = <3>; 16 tRRD-min-tck = <2>; 17 tWTR-min-tck = <2>; 18 tXP-min-tck = <2>; [all …]
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| /kernel/linux/linux-5.10/arch/arm/boot/dts/ |
| D | elpida_ecb240abacn.dtsi | 1 // SPDX-License-Identifier: GPL-2.0 8 compatible = "Elpida,ECB240ABACN","jedec,lpddr2-s4"; 10 io-width = <32>; 12 tRPab-min-tck = <3>; 13 tRCD-min-tck = <3>; 14 tWR-min-tck = <3>; 15 tRASmin-min-tck = <3>; 16 tRRD-min-tck = <2>; 17 tWTR-min-tck = <2>; 18 tXP-min-tck = <2>; [all …]
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| /kernel/linux/linux-6.6/include/linux/ |
| D | cpufreq.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 6 * (C) 2002 - 2003 Dominik Brodowski <linux@brodo.de> 30 * Maximum transition latency is in nanoseconds - if it's unknown, 34 #define CPUFREQ_ETERNAL (-1) 51 /* in 10^(-9) s = nanoseconds */ 69 unsigned int max; /* in kHz */ member 72 unsigned int suspend_freq; /* freq to set during suspend */ 96 * - Any routine that wants to read from the policy structure will 98 * - Any routine that will write to the policy structure and/or may take away 106 * - fast_switch_possible should be set by the driver if it can [all …]
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| /kernel/linux/linux-6.6/Documentation/admin-guide/pm/ |
| D | intel-speed-select.rst | 1 .. SPDX-License-Identifier: GPL-2.0 14 - https://www.intel.com/content/www/us/en/architecture-and-technology/speed-select-technology-artic… 15 - https://builders.intel.com/docs/networkbuilders/intel-speed-select-technology-base-frequency-enha… 19 dynamically without pre-configuring via BIOS setup options. This dynamic 29 intel-speed-select configuration tool 32 Most Linux distribution packages may include the "intel-speed-select" tool. If not, 38 # cd tools/power/x86/intel-speed-select/ 43 ------------ 47 # intel-speed-select --help 49 The top-level help describes arguments and features. Notice that there is a [all …]
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/sound/ |
| D | atmel,sama5d2-pdmic.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 4 --- 5 $id: http://devicetree.org/schemas/sound/atmel,sama5d2-pdmic.yaml# 6 $schema: http://devicetree.org/meta-schemas/core.yaml# 11 - Claudiu Beznea <claudiu.beznea@microchip.com> 20 const: atmel,sama5d2-pdmic 30 - description: peripheral clock 31 - description: generated clock 33 clock-names: 35 - const: pclk [all …]
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