From: Punit Agrawal <punitagrawal@gmail.com>
To: rjw@rjwysocki.net
Cc: Punit Agrawal <punitagrawal@gmail.com>,
wei.huang2@amd.com, linux-kernel@vger.kernel.org,
linux-pm@vger.kernel.org, bp@alien8.de, x86@kernel.org
Subject: [RFC PATCH 4/4] cpufreq: acpi-cpufreq: Use identifiers for AMD processor family
Date: Wed, 25 Nov 2020 23:48:47 +0900 [thread overview]
Message-ID: <20201125144847.3920-5-punitagrawal@gmail.com> (raw)
In-Reply-To: <20201125144847.3920-1-punitagrawal@gmail.com>
Replace the raw values for AMD processor family with recently
introduced identifier macros to improve code readability and
maintainability.
Signed-off-by: Punit Agrawal <punitagrawal@gmail.com>
---
drivers/cpufreq/acpi-cpufreq.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c
index 29f1cd93541e..d8b8300ae9e0 100644
--- a/drivers/cpufreq/acpi-cpufreq.c
+++ b/drivers/cpufreq/acpi-cpufreq.c
@@ -202,8 +202,8 @@ static int override_acpi_psd(unsigned int cpu_id)
* CPU's before Zen3 (except some Zen2) need the
* override.
*/
- return (c->x86 < 0x19) &&
- !(c->x86 == 0x17 && c->x86_model == 0x60 &&
+ return (c->x86 < AMD_FAM_ZEN3) &&
+ !(c->x86 == AMD_FAM_ZEN && c->x86_model == 0x60 &&
c->x86_stepping == 0x1);
}
@@ -735,7 +735,7 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy)
switch (perf->control_register.space_id) {
case ACPI_ADR_SPACE_SYSTEM_IO:
if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD &&
- boot_cpu_data.x86 == 0xf) {
+ boot_cpu_data.x86 == AMD_FAM_K8) {
pr_debug("AMD K8 systems must use native drivers.\n");
result = -ENODEV;
goto err_unreg;
--
2.29.2
next prev parent reply other threads:[~2020-11-25 14:49 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-25 14:48 [RFC PATCH 0/4] Add processor to the ignore PSD override list Punit Agrawal
2020-11-25 14:48 ` [RFC PATCH 1/4] cpufreq: acpi-cpufreq: Re-factor overriding ACPI PSD Punit Agrawal
2020-12-07 19:29 ` Wei Huang
2020-12-08 23:31 ` Punit Agrawal
2020-11-25 14:48 ` [RFC PATCH 2/4] cpufreq: acpi-cpufreq: Add processor to the ignore PSD override list Punit Agrawal
2020-12-07 20:20 ` Wei Huang
2020-12-07 20:26 ` Borislav Petkov
2020-12-07 22:07 ` Wei Huang
2020-12-07 22:30 ` Borislav Petkov
2020-12-08 3:44 ` Wei Huang
2020-12-08 23:21 ` Punit Agrawal
2020-12-08 23:32 ` Borislav Petkov
2020-12-11 23:36 ` Punit Agrawal
2020-12-14 12:40 ` Borislav Petkov
2020-12-14 13:27 ` Punit Agrawal
2020-12-14 14:25 ` Borislav Petkov
2020-12-17 13:27 ` Punit Agrawal
2020-11-25 14:48 ` [RFC PATCH 3/4] x86/cpu: amd: Define processor families Punit Agrawal
2020-11-30 14:00 ` Borislav Petkov
2020-12-02 14:13 ` Punit Agrawal
2020-12-02 16:57 ` Borislav Petkov
2020-11-25 14:48 ` Punit Agrawal [this message]
2020-11-30 14:02 ` [RFC PATCH 4/4] cpufreq: acpi-cpufreq: Use identifiers for AMD processor family Borislav Petkov
2020-12-02 14:30 ` Punit Agrawal
2020-12-04 22:44 ` [RFC PATCH 0/4] Add processor to the ignore PSD override list Punit Agrawal
2020-12-07 13:55 ` Rafael J. Wysocki
2020-12-08 23:25 ` Punit Agrawal
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