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peci, hwmon: Switch to new Intel CPU model defines

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Update peci subsystem to use the same vendor-family-model
combined definition that core x86 code uses.

Signed-off-by: Tony Luck <tony.luck@intel.com>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Iwona Winiarska <iwona.winiarska@intel.com>
Link: https://lore.kernel.org/r/20240529171920.62571-1-tony.luck@intel.com
Signed-off-by: Iwona Winiarska <iwona.winiarska@intel.com>
This commit is contained in:
Tony Luck 2024-05-29 10:19:20 -07:00 committed by Iwona Winiarska
parent 6ba59ff422
commit a43b9ec091
7 changed files with 42 additions and 31 deletions
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8
drivers/hwmon/peci/cputemp.c
View File

@ -360,10 +360,10 @@ static int init_core_mask(struct peci_cputemp *priv)
int ret;
/* Get the RESOLVED_CORES register value */
switch (peci_dev->info.model) {
case INTEL_FAM6_ICELAKE_X:
case INTEL_FAM6_ICELAKE_D:
case INTEL_FAM6_SAPPHIRERAPIDS_X:
switch (peci_dev->info.x86_vfm) {
case INTEL_ICELAKE_X:
case INTEL_ICELAKE_D:
case INTEL_SAPPHIRERAPIDS_X:
ret = peci_ep_pci_local_read(peci_dev, 0, reg->bus, reg->dev,
reg->func, reg->offset + 4, &data);
if (ret)

5
drivers/peci/core.c
View File

@ -163,9 +163,8 @@ EXPORT_SYMBOL_NS_GPL(devm_peci_controller_add, PECI);
static const struct peci_device_id *
peci_bus_match_device_id(const struct peci_device_id *id, struct peci_device *device)
{
while (id->family != 0) {
if (id->family == device->info.family &&
id->model == device->info.model)
while (id->x86_vfm != 0) {
if (id->x86_vfm == device->info.x86_vfm)
return id;
id++;
}

21
drivers/peci/cpu.c
View File

@ -294,38 +294,31 @@ peci_cpu_probe(struct peci_device *device, const struct peci_device_id *id)
static const struct peci_device_id peci_cpu_device_ids[] = {
{ /* Haswell Xeon */
.family = 6,
.model = INTEL_FAM6_HASWELL_X,
.x86_vfm = INTEL_HASWELL_X,
.data = "hsx",
},
{ /* Broadwell Xeon */
.family = 6,
.model = INTEL_FAM6_BROADWELL_X,
.x86_vfm = INTEL_BROADWELL_X,
.data = "bdx",
},
{ /* Broadwell Xeon D */
.family = 6,
.model = INTEL_FAM6_BROADWELL_D,
.x86_vfm = INTEL_BROADWELL_D,
.data = "bdxd",
},
{ /* Skylake Xeon */
.family = 6,
.model = INTEL_FAM6_SKYLAKE_X,
.x86_vfm = INTEL_SKYLAKE_X,
.data = "skx",
},
{ /* Icelake Xeon */
.family = 6,
.model = INTEL_FAM6_ICELAKE_X,
.x86_vfm = INTEL_ICELAKE_X,
.data = "icx",
},
{ /* Icelake Xeon D */
.family = 6,
.model = INTEL_FAM6_ICELAKE_D,
.x86_vfm = INTEL_ICELAKE_D,
.data = "icxd",
},
{ /* Sapphire Rapids Xeon */
.family = 6,
.model = INTEL_FAM6_SAPPHIRERAPIDS_X,
.x86_vfm = INTEL_SAPPHIRERAPIDS_X,
.data = "spr",
},
{ }

3
drivers/peci/device.c
View File

@ -100,8 +100,7 @@ static int peci_device_info_init(struct peci_device *device)
if (ret)
return ret;
device->info.family = peci_x86_cpu_family(cpu_id);
device->info.model = peci_x86_cpu_model(cpu_id);
device->info.x86_vfm = IFM(peci_x86_cpu_family(cpu_id), peci_x86_cpu_model(cpu_id));
ret = peci_get_revision(device, &revision);
if (ret)

6
drivers/peci/internal.h
View File

@ -66,13 +66,11 @@ struct peci_request *peci_xfer_ep_mmio64_readl(struct peci_device *device, u8 ba
/**
* struct peci_device_id - PECI device data to match
* @data: pointer to driver private data specific to device
* @family: device family
* @model: device model
* @x86_vfm: device vendor-family-model
*/
struct peci_device_id {
const void *data;
u16 family;
u8 model;
u32 x86_vfm;
};
extern const struct device_type peci_device_type;

24
include/linux/peci-cpu.h
View File

@ -6,6 +6,30 @@
#include <linux/types.h>
/* Copied from x86 <asm/processor.h> */
#define X86_VENDOR_INTEL 0
/* Copied from x86 <asm/cpu_device_id.h> */
#define VFM_MODEL_BIT 0
#define VFM_FAMILY_BIT 8
#define VFM_VENDOR_BIT 16
#define VFM_RSVD_BIT 24
#define VFM_MODEL_MASK GENMASK(VFM_FAMILY_BIT - 1, VFM_MODEL_BIT)
#define VFM_FAMILY_MASK GENMASK(VFM_VENDOR_BIT - 1, VFM_FAMILY_BIT)
#define VFM_VENDOR_MASK GENMASK(VFM_RSVD_BIT - 1, VFM_VENDOR_BIT)
#define VFM_MODEL(vfm) (((vfm) & VFM_MODEL_MASK) >> VFM_MODEL_BIT)
#define VFM_FAMILY(vfm) (((vfm) & VFM_FAMILY_MASK) >> VFM_FAMILY_BIT)
#define VFM_VENDOR(vfm) (((vfm) & VFM_VENDOR_MASK) >> VFM_VENDOR_BIT)
#define VFM_MAKE(_vendor, _family, _model) ( \
((_model) << VFM_MODEL_BIT) | \
((_family) << VFM_FAMILY_BIT) | \
((_vendor) << VFM_VENDOR_BIT) \
)
/* End of copied code */
#include "../../arch/x86/include/asm/intel-family.h"
#define PECI_PCS_PKG_ID 0 /* Package Identifier Read */

6
include/linux/peci.h
View File

@ -59,8 +59,7 @@ static inline struct peci_controller *to_peci_controller(void *d)
* struct peci_device - PECI device
* @dev: device object to register PECI device to the device model
* @info: PECI device characteristics
* @info.family: device family
* @info.model: device model
* @info.x86_vfm: device vendor-family-model
* @info.peci_revision: PECI revision supported by the PECI device
* @info.socket_id: the socket ID represented by the PECI device
* @addr: address used on the PECI bus connected to the parent controller
@ -73,8 +72,7 @@ static inline struct peci_controller *to_peci_controller(void *d)
struct peci_device {
struct device dev;
struct {
u16 family;
u8 model;
u32 x86_vfm;
u8 peci_revision;
u8 socket_id;
} info;