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drm/i915/cdclk: abstract intel_cdclk_pmdemand_needs_update()

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Add intel_cdclk_pmdemand_needs_update() helper to avoid looking at
struct intel_cdclk_state internals outside of intel_cdclk.c.

Reviewed-by: Imre Deak <imre.deak@intel.com>
Link: https://lore.kernel.org/r/d0d4f073707a2badb432187f6e02d6d7f9fe431b.1750847509.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Jani Nikula 2025-06-25 13:32:30 +03:00
parent 3fda3bf0a6
commit f6d8b2261a
3 changed files with 17 additions and 8 deletions
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15
drivers/gpu/drm/i915/display/intel_cdclk.c
View File

@ -3849,3 +3849,18 @@ int intel_cdclk_bw_min_cdclk(const struct intel_cdclk_state *cdclk_state)
{
return cdclk_state->bw_min_cdclk;
}
bool intel_cdclk_pmdemand_needs_update(struct intel_atomic_state *state)
{
const struct intel_cdclk_state *new_cdclk_state, *old_cdclk_state;
new_cdclk_state = intel_atomic_get_new_cdclk_state(state);
old_cdclk_state = intel_atomic_get_old_cdclk_state(state);
if (new_cdclk_state &&
(new_cdclk_state->actual.cdclk != old_cdclk_state->actual.cdclk ||
new_cdclk_state->actual.voltage_level != old_cdclk_state->actual.voltage_level))
return true;
return false;
}

1
drivers/gpu/drm/i915/display/intel_cdclk.h
View File

@ -100,5 +100,6 @@ void intel_cdclk_debugfs_register(struct intel_display *display);
int intel_cdclk_logical(const struct intel_cdclk_state *cdclk_state);
int intel_cdclk_min_cdclk(const struct intel_cdclk_state *cdclk_state, enum pipe pipe);
int intel_cdclk_bw_min_cdclk(const struct intel_cdclk_state *cdclk_state);
bool intel_cdclk_pmdemand_needs_update(struct intel_atomic_state *state);
#endif /* __INTEL_CDCLK_H__ */

9
drivers/gpu/drm/i915/display/intel_pmdemand.c
View File

@ -294,7 +294,6 @@ intel_pmdemand_connector_needs_update(struct intel_atomic_state *state)
static bool intel_pmdemand_needs_update(struct intel_atomic_state *state)
{
const struct intel_cdclk_state *new_cdclk_state, *old_cdclk_state;
const struct intel_crtc_state *new_crtc_state, *old_crtc_state;
struct intel_crtc *crtc;
int i;
@ -305,13 +304,7 @@ static bool intel_pmdemand_needs_update(struct intel_atomic_state *state)
if (intel_dbuf_pmdemand_needs_update(state))
return true;
new_cdclk_state = intel_atomic_get_new_cdclk_state(state);
old_cdclk_state = intel_atomic_get_old_cdclk_state(state);
if (new_cdclk_state &&
(new_cdclk_state->actual.cdclk !=
old_cdclk_state->actual.cdclk ||
new_cdclk_state->actual.voltage_level !=
old_cdclk_state->actual.voltage_level))
if (intel_cdclk_pmdemand_needs_update(state))
return true;
for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state,