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drm/i915/ehl: Update voltage level checks

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The bspec was recently updated with new cdclk -> voltage level tables to
accommodate the new 324/326.4 cdclk values.

Bspec: 21809
Fixes: 63c9dae71d ("drm/i915/ehl: Add voltage level requirement table")
Cc: José Roberto de Souza <jose.souza@intel.com>
Cc: Vivek Kasireddy <vivek.kasireddy@intel.com>
Cc: Bob Paauwe <bob.j.paauwe@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191118164412.26216-1-matthew.d.roper@intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
This commit is contained in:
Matt Roper 2019-11-18 08:44:12 -08:00
parent 03cea61076
commit d147483884
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/i915/display/intel_cdclk.c
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@ -1273,7 +1273,9 @@ static u8 icl_calc_voltage_level(int cdclk)
static u8 ehl_calc_voltage_level(int cdclk)
{
if (cdclk > 312000)
if (cdclk > 326400)
return 3;
else if (cdclk > 312000)
return 2;
else if (cdclk > 180000)
return 1;