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drm/i915/lt_phy: Add xe3plpd .get_freq hook

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Add .get_freq function hook to support dpll framework for xe3plpd platform.

v2: Restore port clock calculation (Suraj)

Signed-off-by: Mika Kahola <mika.kahola@intel.com>
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
Link: https://patch.msgid.link/20260312080657.2648265-15-mika.kahola@intel.com
This commit is contained in:
Mika Kahola 2026-03-12 08:06:47 +00:00
parent c62ba60b10
commit ff684c7eac
1 changed files with 13 additions and 0 deletions
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13
drivers/gpu/drm/i915/display/intel_dpll_mgr.c
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@ -4583,8 +4583,21 @@ static bool xe3plpd_pll_get_hw_state(struct intel_display *display,
return intel_lt_phy_pll_readout_hw_state(encoder, &dpll_hw_state->ltpll);
}
static int xe3plpd_pll_get_freq(struct intel_display *display,
const struct intel_dpll *pll,
const struct intel_dpll_hw_state *dpll_hw_state)
{
struct intel_encoder *encoder = get_intel_encoder(display, pll);
if (drm_WARN_ON(display->drm, !encoder))
return -EINVAL;
return intel_lt_phy_calc_port_clock(display, &dpll_hw_state->ltpll);
}
static const struct intel_dpll_funcs xe3plpd_pll_funcs = {
.get_hw_state = xe3plpd_pll_get_hw_state,
.get_freq = xe3plpd_pll_get_freq,
};
static const struct dpll_info xe3plpd_plls[] = {