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Documentation/amd-pstate: List amd_pstate_prefcore_ranking sysfs file

Add the missing amd_pstate_prefcore_ranking filenames in the sysfs
listing example leading to the descriptions of these
parameters. Clarify when will the file be visible.

Fixes: 15a2b764ea7c ("amd-pstate: Add missing documentation for `amd_pstate_prefcore_ranking`")
Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org>
Signed-off-by: Gautham R. Shenoy <gautham.shenoy@amd.com>
Signed-off-by: Mario Limonciello (AMD) <superm1@kernel.org>

authored by

Gautham R. Shenoy and committed by
Mario Limonciello (AMD) a5bc4c44 7e1cf24e

+3 -1
+3 -1
Documentation/admin-guide/pm/amd-pstate.rst
··· 242 242 /sys/devices/system/cpu/cpufreq/policy0/amd_pstate_hw_prefcore 243 243 /sys/devices/system/cpu/cpufreq/policy0/amd_pstate_lowest_nonlinear_freq 244 244 /sys/devices/system/cpu/cpufreq/policy0/amd_pstate_max_freq 245 + /sys/devices/system/cpu/cpufreq/policy0/amd_pstate_prefcore_ranking 245 246 246 247 247 248 ``amd_pstate_highest_perf / amd_pstate_max_freq`` ··· 274 273 275 274 The performance ranking of the core. This number doesn't have any unit, but 276 275 larger numbers are preferred at the time of reading. This can change at 277 - runtime based on platform conditions. This attribute is read-only. 276 + runtime based on platform conditions. This attribute is read-only. This file 277 + is only visible on platforms which support the preferred core feature. 278 278 279 279 ``energy_performance_available_preferences`` 280 280