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drm/xe: Add missing documentation of rpa_freq

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While at it, already adjust the rpe_freq frequency, to highlight
that both are calculated by PCODE at runtime.

Fixes: c6aac2fa77 ("drm/xe: Introduce the RPa information")
Cc: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Link: https://lore.kernel.org/r/20250521165146.39616-4-rodrigo.vivi@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
(cherry picked from commit 39578fa404)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
This commit is contained in:
Rodrigo Vivi
2025-05-21 12:51:48 -04:00
committed by Thomas Hellström
parent 55f8aa0836
commit 40493d97b3
1 changed files with 3 additions and 0 deletions
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drivers/gpu/drm/xe/xe_gt_freq.c
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@@ -36,7 +36,10 @@
* - act_freq: The actual resolved frequency decided by PCODE.
* - cur_freq: The current one requested by GuC PC to the PCODE.
* - rpn_freq: The Render Performance (RP) N level, which is the minimal one.
* - rpa_freq: The Render Performance (RP) A level, which is the achiveable one.
* Calculated by PCODE at runtime based on multiple running conditions
* - rpe_freq: The Render Performance (RP) E level, which is the efficient one.
* Calculated by PCODE at runtime based on multiple running conditions
* - rp0_freq: The Render Performance (RP) 0 level, which is the maximum one.
*
* device/tile#/gt#/freq0/<item>_freq *read-write* files: