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drm/i915/rps: use intel_fsb_freq() and intel_mem_freq()

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The rps init only happens once, so it's not important to use the cached
versions, and we can drop the dependency on them.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://lore.kernel.org/r/6f3b703f7cb5605bf139cbe27697c1d4ffe7e719.1755511595.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Jani Nikula
2025-08-18 13:07:26 +03:00
parent 6e977fe781
commit 6c9f41d8fa
1 changed files with 8 additions and 3 deletions
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11
drivers/gpu/drm/i915/gt/intel_rps.c
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@@ -9,6 +9,7 @@
#include "display/intel_display.h"
#include "display/intel_display_rps.h"
#include "soc/intel_dram.h"
#include "i915_drv.h"
#include "i915_irq.h"
#include "i915_reg.h"
@@ -276,20 +277,24 @@ static void gen5_rps_init(struct intel_rps *rps)
{
struct drm_i915_private *i915 = rps_to_i915(rps);
struct intel_uncore *uncore = rps_to_uncore(rps);
unsigned int fsb_freq, mem_freq;
u8 fmax, fmin, fstart;
u32 rgvmodectl;
int c_m, i;
if (i915->fsb_freq <= 3200000)
fsb_freq = intel_fsb_freq(i915);
mem_freq = intel_mem_freq(i915);
if (fsb_freq <= 3200000)
c_m = 0;
else if (i915->fsb_freq <= 4800000)
else if (fsb_freq <= 4800000)
c_m = 1;
else
c_m = 2;
for (i = 0; i < ARRAY_SIZE(cparams); i++) {
if (cparams[i].i == c_m &&
cparams[i].t == DIV_ROUND_CLOSEST(i915->mem_freq, 1000)) {
cparams[i].t == DIV_ROUND_CLOSEST(mem_freq, 1000)) {
rps->ips.m = cparams[i].m;
rps->ips.c = cparams[i].c;
break;