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Code Issues Releases Wiki Activity

tools/power/x86/intel-speed-select: Identify Emerald Rapids 

There are some differences compared to Sapphire Rapids. So, add a separate
API.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
This commit is contained in:
Srinivas Pandruvada 2023-02-22 22:53:02 -08:00
parent a835ff56dd
commit 1d54b139f4
3 changed files with 12 additions and 2 deletions
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11
tools/power/x86/intel-speed-select/isst-config.c
View File

@ -114,12 +114,21 @@ int is_skx_based_platform(void)
int is_spr_platform(void)
{
if (cpu_model == 0x8F || cpu_model == 0xCF)
if (cpu_model == 0x8F)
return 1;
return 0;
}
int is_emr_platform(void)
{
if (cpu_model == 0xCF)
return 1;
return 0;
}
int is_icx_platform(void)
{
if (cpu_model == 0x6A || cpu_model == 0x6C)

2
tools/power/x86/intel-speed-select/isst-core-mbox.c
View File

@ -404,7 +404,7 @@ static void _get_uncore_mem_freq(struct isst_id *id, int config_index,
}
ctdp_level->mem_freq = resp & GENMASK(7, 0);
if (is_spr_platform()) {
if (is_spr_platform() || is_emr_platform()) {
ctdp_level->mem_freq *= 200;
} else if (is_icx_platform()) {
if (ctdp_level->mem_freq < 7) {

1
tools/power/x86/intel-speed-select/isst.h
View File

@ -298,6 +298,7 @@ extern int isst_read_pm_config(struct isst_id *id, int *cp_state, int *cp_cap);
extern void isst_display_error_info_message(int error, char *msg, int arg_valid, int arg);
extern int is_skx_based_platform(void);
extern int is_spr_platform(void);
extern int is_emr_platform(void);
extern int is_icx_platform(void);
extern void isst_trl_display_information(struct isst_id *id, FILE *outf, unsigned long long trl);