drm/i915: Convert PLL flags to booleans

No real reason why the PLL flags need to be a bitmask. Switch
to booleans to make the code simpler.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240123093137.9133-3-ville.syrjala@linux.intel.comReviewed-by: Jani Nikula <jani.nikula@intel.com>

drivers/gpu/drm/i915/display/intel_dpll_mgr.c

@@ -1263,11 +1263,11 @@ static const struct dpll_info hsw_plls[] = {
 	{ .name = "WRPLL 2", .funcs = &hsw_ddi_wrpll_funcs, .id = DPLL_ID_WRPLL2, },
 	{ .name = "SPLL", .funcs = &hsw_ddi_spll_funcs, .id = DPLL_ID_SPLL, },
 	{ .name = "LCPLL 810", .funcs = &hsw_ddi_lcpll_funcs, .id = DPLL_ID_LCPLL_810,
-	  .flags = INTEL_DPLL_ALWAYS_ON, },
+	  .always_on = true, },
 	{ .name = "LCPLL 1350", .funcs = &hsw_ddi_lcpll_funcs, .id = DPLL_ID_LCPLL_1350,
-	  .flags = INTEL_DPLL_ALWAYS_ON, },
+	  .always_on = true, },
 	{ .name = "LCPLL 2700", .funcs = &hsw_ddi_lcpll_funcs, .id = DPLL_ID_LCPLL_2700,
-	  .flags = INTEL_DPLL_ALWAYS_ON, },
+	  .always_on = true, },
 	{}
 };
 
@@ -1945,7 +1945,7 @@ static const struct intel_shared_dpll_funcs skl_ddi_dpll0_funcs = {
 
 static const struct dpll_info skl_plls[] = {
 	{ .name = "DPLL 0", .funcs = &skl_ddi_dpll0_funcs, .id = DPLL_ID_SKL_DPLL0,
-	  .flags = INTEL_DPLL_ALWAYS_ON, },
+	  .always_on = true, },
 	{ .name = "DPLL 1", .funcs = &skl_ddi_pll_funcs, .id = DPLL_ID_SKL_DPLL1, },
 	{ .name = "DPLL 2", .funcs = &skl_ddi_pll_funcs, .id = DPLL_ID_SKL_DPLL2, },
 	{ .name = "DPLL 3", .funcs = &skl_ddi_pll_funcs, .id = DPLL_ID_SKL_DPLL3, },
@@ -4030,7 +4030,7 @@ static const struct dpll_info icl_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 = "TBT PLL", .funcs = &tbt_pll_funcs, .id = DPLL_ID_ICL_TBTPLL,
-	  .flags = INTEL_DPLL_IS_ALT_PORT_DPLL, },
+	  .is_alt_port_dpll = true, },
 	{ .name = "MG PLL 1", .funcs = &mg_pll_funcs, .id = DPLL_ID_ICL_MGPLL1, },
 	{ .name = "MG PLL 2", .funcs = &mg_pll_funcs, .id = DPLL_ID_ICL_MGPLL2, },
 	{ .name = "MG PLL 3", .funcs = &mg_pll_funcs, .id = DPLL_ID_ICL_MGPLL3, },
@@ -4076,7 +4076,7 @@ static const struct dpll_info tgl_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 = "TBT PLL", .funcs = &tbt_pll_funcs, .id = DPLL_ID_ICL_TBTPLL,
-	  .flags = INTEL_DPLL_IS_ALT_PORT_DPLL, },
+	  .is_alt_port_dpll = true, },
 	{ .name = "TC PLL 1", .funcs = &dkl_pll_funcs, .id = DPLL_ID_ICL_MGPLL1, },
 	{ .name = "TC PLL 2", .funcs = &dkl_pll_funcs, .id = DPLL_ID_ICL_MGPLL2, },
 	{ .name = "TC PLL 3", .funcs = &dkl_pll_funcs, .id = DPLL_ID_ICL_MGPLL3, },
@@ -4150,7 +4150,7 @@ static const struct dpll_info adlp_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 = "TBT PLL", .funcs = &tbt_pll_funcs, .id = DPLL_ID_ICL_TBTPLL,
-	  .flags = INTEL_DPLL_IS_ALT_PORT_DPLL, },
+	  .is_alt_port_dpll = true, },
 	{ .name = "TC PLL 1", .funcs = &dkl_pll_funcs, .id = DPLL_ID_ICL_MGPLL1, },
 	{ .name = "TC PLL 2", .funcs = &dkl_pll_funcs, .id = DPLL_ID_ICL_MGPLL2, },
 	{ .name = "TC PLL 3", .funcs = &dkl_pll_funcs, .id = DPLL_ID_ICL_MGPLL3, },
@@ -4480,7 +4480,7 @@ verify_single_dpll_state(struct drm_i915_private *i915,
 
 	active = intel_dpll_get_hw_state(i915, pll, &dpll_hw_state);
 
-	if (!(pll->info->flags & INTEL_DPLL_ALWAYS_ON)) {
+	if (!pll->info->always_on) {
 		I915_STATE_WARN(i915, !pll->on && pll->active_mask,
 				"%s: pll in active use but not on in sw tracking\n",
 				pll->info->name);
@@ -4527,8 +4527,7 @@ static bool has_alt_port_dpll(const struct intel_shared_dpll *old_pll,
 			      const struct intel_shared_dpll *new_pll)
 {
 	return old_pll && new_pll && old_pll != new_pll &&
-		(old_pll->info->flags & INTEL_DPLL_IS_ALT_PORT_DPLL ||
-		 new_pll->info->flags & INTEL_DPLL_IS_ALT_PORT_DPLL);
+		(old_pll->info->is_alt_port_dpll || new_pll->info->is_alt_port_dpll);
 }
 
 void intel_shared_dpll_state_verify(struct intel_atomic_state *state,

drivers/gpu/drm/i915/display/intel_dpll_mgr.h

@@ -276,19 +276,21 @@ struct dpll_info {
 	 */
 	enum intel_display_power_domain power_domain;
 
-#define INTEL_DPLL_ALWAYS_ON	(1 << 0)
-#define INTEL_DPLL_IS_ALT_PORT_DPLL	(1 << 1)
 	/**
-	 * @flags:
+	 * @always_on:
 	 *
-	 * INTEL_DPLL_ALWAYS_ON
 	 * Inform the state checker that the DPLL is kept enabled even if
 	 * not in use by any CRTC.
-	 * INTEL_DPLL_IS_ALT_PORT_DPLL
+	 */
+	bool always_on;
+
+	/**
+	 * @is_alt_port_dpll:
+	 *
 	 * Inform the state checker that the DPLL can be used as a fallback
 	 * (for TC->TBT fallback).
 	 */
-	u32 flags;
+	bool is_alt_port_dpll;
 };
 
 /**