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-rw-r--r--drivers/gpu/drm/i915/display/intel_dpll_mgr.c30
-rw-r--r--drivers/gpu/drm/i915/display/intel_dpll_mgr.h6
2 files changed, 14 insertions, 22 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
index b7997b096796..4e524cb8ed83 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
+++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
@@ -3838,17 +3838,8 @@ static void combo_pll_enable(struct drm_i915_private *i915,
{
i915_reg_t enable_reg = intel_combo_pll_enable_reg(i915, pll);
- if ((IS_JASPERLAKE(i915) || IS_ELKHARTLAKE(i915)) &&
- pll->info->id == DPLL_ID_EHL_DPLL4) {
-
- /*
- * We need to disable DC states when this DPLL is enabled.
- * This can be done by taking a reference on DPLL4 power
- * domain.
- */
- pll->wakeref = intel_display_power_get(i915,
- POWER_DOMAIN_DC_OFF);
- }
+ if (pll->info->power_domain)
+ pll->wakeref = intel_display_power_get(i915, pll->info->power_domain);
icl_pll_power_enable(i915, pll, enable_reg);
@@ -3946,10 +3937,8 @@ static void combo_pll_disable(struct drm_i915_private *i915,
icl_pll_disable(i915, pll, enable_reg);
- if ((IS_JASPERLAKE(i915) || IS_ELKHARTLAKE(i915)) &&
- pll->info->id == DPLL_ID_EHL_DPLL4)
- intel_display_power_put(i915, POWER_DOMAIN_DC_OFF,
- pll->wakeref);
+ if (pll->info->power_domain)
+ intel_display_power_put(i915, pll->info->power_domain, pll->wakeref);
}
static void tbt_pll_disable(struct drm_i915_private *i915,
@@ -4041,7 +4030,8 @@ static const struct intel_dpll_mgr icl_pll_mgr = {
static const struct dpll_info ehl_plls[] = {
{ .name = "DPLL 0", .funcs = &combo_pll_funcs, .id = DPLL_ID_ICL_DPLL0, },
{ .name = "DPLL 1", .funcs = &combo_pll_funcs, .id = DPLL_ID_ICL_DPLL1, },
- { .name = "DPLL 4", .funcs = &combo_pll_funcs, .id = DPLL_ID_EHL_DPLL4, },
+ { .name = "DPLL 4", .funcs = &combo_pll_funcs, .id = DPLL_ID_EHL_DPLL4,
+ .power_domain = POWER_DOMAIN_DC_OFF, },
{}
};
@@ -4369,12 +4359,8 @@ static void readout_dpll_hw_state(struct drm_i915_private *i915,
pll->on = intel_dpll_get_hw_state(i915, pll, &pll->state.hw_state);
- if ((IS_JASPERLAKE(i915) || IS_ELKHARTLAKE(i915)) &&
- pll->on &&
- pll->info->id == DPLL_ID_EHL_DPLL4) {
- pll->wakeref = intel_display_power_get(i915,
- POWER_DOMAIN_DC_OFF);
- }
+ if (pll->on && pll->info->power_domain)
+ pll->wakeref = intel_display_power_get(i915, pll->info->power_domain);
pll->state.pipe_mask = 0;
for_each_intel_crtc(&i915->drm, crtc) {
diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.h b/drivers/gpu/drm/i915/display/intel_dpll_mgr.h
index dd4796a61751..2e7ea0d8d3ff 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.h
+++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.h
@@ -27,6 +27,7 @@
#include <linux/types.h>
+#include "intel_display_power.h"
#include "intel_wakeref.h"
#define for_each_shared_dpll(__i915, __pll, __i) \
@@ -270,6 +271,11 @@ struct dpll_info {
*/
enum intel_dpll_id id;
+ /**
+ * @power_domain: extra power domain required by the DPLL
+ */
+ enum intel_display_power_domain power_domain;
+
#define INTEL_DPLL_ALWAYS_ON (1 << 0)
/**
* @flags: