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drm/i915: Extract intel_bw_crtc_disable_noatomic()

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Hoist the bw stuff into a separate function from
intel_crtc_disable_noatomic_complete() so that the details
are better hidden inside intel_bw.c.

We can also skip the whole thing on pre-skl since the dbuf state
isn't actually used on those platforms.

Reviewed-by: Vinod Govindapillai <vinod.govindapillai@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250306163420.3961-9-ville.syrjala@linux.intel.com
This commit is contained in:
Ville Syrjälä
2025-03-06 18:34:10 +02:00
parent d34b59d5ba
commit 1ec9686095
3 changed files with 17 additions and 5 deletions
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14
drivers/gpu/drm/i915/display/intel_bw.c
View File

@@ -1422,6 +1422,20 @@ int intel_bw_atomic_check(struct intel_atomic_state *state)
return 0;
}
void intel_bw_crtc_disable_noatomic(struct intel_crtc *crtc)
{
struct intel_display *display = to_intel_display(crtc);
struct intel_bw_state *bw_state =
to_intel_bw_state(display->bw.obj.state);
enum pipe pipe = crtc->pipe;
if (DISPLAY_VER(display) < 9)
return;
bw_state->data_rate[pipe] = 0;
bw_state->num_active_planes[pipe] = 0;
}
static struct intel_global_state *
intel_bw_duplicate_state(struct intel_global_obj *obj)
{

2
drivers/gpu/drm/i915/display/intel_bw.h
View File

@@ -14,6 +14,7 @@
struct drm_i915_private;
struct intel_atomic_state;
struct intel_crtc;
struct intel_crtc_state;
struct intel_dbuf_bw {
@@ -81,5 +82,6 @@ int intel_bw_calc_min_cdclk(struct intel_atomic_state *state,
bool *need_cdclk_calc);
int intel_bw_min_cdclk(struct drm_i915_private *i915,
const struct intel_bw_state *bw_state);
void intel_bw_crtc_disable_noatomic(struct intel_crtc *crtc);
#endif /* __INTEL_BW_H__ */

6
drivers/gpu/drm/i915/display/intel_modeset_setup.c
View File

@@ -156,8 +156,6 @@ static void intel_crtc_disable_noatomic_complete(struct intel_crtc *crtc)
{
struct intel_display *display = to_intel_display(crtc);
struct drm_i915_private *i915 = to_i915(crtc->base.dev);
struct intel_bw_state *bw_state =
to_intel_bw_state(i915->display.bw.obj.state);
struct intel_pmdemand_state *pmdemand_state =
to_intel_pmdemand_state(i915->display.pmdemand.obj.state);
struct intel_crtc_state *crtc_state =
@@ -177,9 +175,7 @@ static void intel_crtc_disable_noatomic_complete(struct intel_crtc *crtc)
intel_cdclk_crtc_disable_noatomic(crtc);
skl_wm_crtc_disable_noatomic(crtc);
bw_state->data_rate[pipe] = 0;
bw_state->num_active_planes[pipe] = 0;
intel_bw_crtc_disable_noatomic(crtc);
intel_pmdemand_update_port_clock(display, pmdemand_state, pipe, 0);
}