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path: root/drivers/gpu/drm/i915/display/intel_dpll.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dpll.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dpll.c48
1 files changed, 31 insertions, 17 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dpll.c b/drivers/gpu/drm/i915/display/intel_dpll.c
index 340dfce480b8..198ceda790d2 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll.c
+++ b/drivers/gpu/drm/i915/display/intel_dpll.c
@@ -589,11 +589,14 @@ static bool intel_pll_is_valid(struct drm_i915_private *dev_priv,
if (clock->m1 < limit->m1.min || limit->m1.max < clock->m1)
return false;
- if (!IS_PINEVIEW(dev_priv) && !IS_LP(dev_priv))
+ if (!IS_PINEVIEW(dev_priv) &&
+ !IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv) &&
+ !IS_BROXTON(dev_priv) && !IS_GEMINILAKE(dev_priv))
if (clock->m1 <= clock->m2)
return false;
- if (!IS_LP(dev_priv)) {
+ if (!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv) &&
+ !IS_BROXTON(dev_priv) && !IS_GEMINILAKE(dev_priv)) {
if (clock->p < limit->p.min || limit->p.max < clock->p)
return false;
if (clock->m < limit->m.min || limit->m.max < clock->m)
@@ -780,7 +783,7 @@ g4x_find_best_dpll(const struct intel_limit *limit,
max_n = limit->n.max;
/* based on hardware requirement, prefer smaller n to precision */
for (clock.n = limit->n.min; clock.n <= max_n; clock.n++) {
- /* based on hardware requirement, prefere larger m1,m2 */
+ /* based on hardware requirement, prefer larger m1,m2 */
for (clock.m1 = limit->m1.max;
clock.m1 >= limit->m1.min; clock.m1--) {
for (clock.m2 = limit->m2.max;
@@ -1000,6 +1003,7 @@ static u32 i9xx_dpll(const struct intel_crtc_state *crtc_state,
const struct dpll *clock,
const struct dpll *reduced_clock)
{
+ struct intel_display *display = to_intel_display(crtc_state);
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
u32 dpll;
@@ -1058,7 +1062,7 @@ static u32 i9xx_dpll(const struct intel_crtc_state *crtc_state,
if (crtc_state->sdvo_tv_clock)
dpll |= PLL_REF_INPUT_TVCLKINBC;
else if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS) &&
- intel_panel_use_ssc(dev_priv))
+ intel_panel_use_ssc(display))
dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
else
dpll |= PLL_REF_INPUT_DREFCLK;
@@ -1092,6 +1096,7 @@ static u32 i8xx_dpll(const struct intel_crtc_state *crtc_state,
const struct dpll *clock,
const struct dpll *reduced_clock)
{
+ struct intel_display *display = to_intel_display(crtc_state);
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
u32 dpll;
@@ -1128,7 +1133,7 @@ static u32 i8xx_dpll(const struct intel_crtc_state *crtc_state,
dpll |= DPLL_DVO_2X_MODE;
if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS) &&
- intel_panel_use_ssc(dev_priv))
+ intel_panel_use_ssc(display))
dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
else
dpll |= PLL_REF_INPUT_DREFCLK;
@@ -1234,11 +1239,12 @@ static int mtl_crtc_compute_clock(struct intel_atomic_state *state,
static int ilk_fb_cb_factor(const struct intel_crtc_state *crtc_state)
{
+ struct intel_display *display = to_intel_display(crtc_state);
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *i915 = to_i915(crtc->base.dev);
if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS) &&
- ((intel_panel_use_ssc(i915) && i915->display.vbt.lvds_ssc_freq == 100000) ||
+ ((intel_panel_use_ssc(display) && i915->display.vbt.lvds_ssc_freq == 100000) ||
(HAS_PCH_IBX(i915) && intel_is_dual_link_lvds(i915))))
return 25;
@@ -1268,6 +1274,7 @@ static u32 ilk_dpll(const struct intel_crtc_state *crtc_state,
const struct dpll *clock,
const struct dpll *reduced_clock)
{
+ struct intel_display *display = to_intel_display(crtc_state);
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
u32 dpll;
@@ -1329,7 +1336,7 @@ static u32 ilk_dpll(const struct intel_crtc_state *crtc_state,
WARN_ON(reduced_clock->p2 != clock->p2);
if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS) &&
- intel_panel_use_ssc(dev_priv))
+ intel_panel_use_ssc(display))
dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
else
dpll |= PLL_REF_INPUT_DREFCLK;
@@ -1353,6 +1360,7 @@ static void ilk_compute_dpll(struct intel_crtc_state *crtc_state,
static int ilk_crtc_compute_clock(struct intel_atomic_state *state,
struct intel_crtc *crtc)
{
+ struct intel_display *display = to_intel_display(state);
struct drm_i915_private *dev_priv = to_i915(state->base.dev);
struct intel_crtc_state *crtc_state =
intel_atomic_get_new_crtc_state(state, crtc);
@@ -1365,7 +1373,7 @@ static int ilk_crtc_compute_clock(struct intel_atomic_state *state,
return 0;
if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS)) {
- if (intel_panel_use_ssc(dev_priv)) {
+ if (intel_panel_use_ssc(display)) {
drm_dbg_kms(&dev_priv->drm,
"using SSC reference clock of %d kHz\n",
dev_priv->display.vbt.lvds_ssc_freq);
@@ -1529,6 +1537,7 @@ static int vlv_crtc_compute_clock(struct intel_atomic_state *state,
static int g4x_crtc_compute_clock(struct intel_atomic_state *state,
struct intel_crtc *crtc)
{
+ struct intel_display *display = to_intel_display(state);
struct drm_i915_private *dev_priv = to_i915(state->base.dev);
struct intel_crtc_state *crtc_state =
intel_atomic_get_new_crtc_state(state, crtc);
@@ -1536,7 +1545,7 @@ static int g4x_crtc_compute_clock(struct intel_atomic_state *state,
int refclk = 96000;
if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS)) {
- if (intel_panel_use_ssc(dev_priv)) {
+ if (intel_panel_use_ssc(display)) {
refclk = dev_priv->display.vbt.lvds_ssc_freq;
drm_dbg_kms(&dev_priv->drm,
"using SSC reference clock of %d kHz\n",
@@ -1578,6 +1587,7 @@ static int g4x_crtc_compute_clock(struct intel_atomic_state *state,
static int pnv_crtc_compute_clock(struct intel_atomic_state *state,
struct intel_crtc *crtc)
{
+ struct intel_display *display = to_intel_display(state);
struct drm_i915_private *dev_priv = to_i915(state->base.dev);
struct intel_crtc_state *crtc_state =
intel_atomic_get_new_crtc_state(state, crtc);
@@ -1585,7 +1595,7 @@ static int pnv_crtc_compute_clock(struct intel_atomic_state *state,
int refclk = 96000;
if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS)) {
- if (intel_panel_use_ssc(dev_priv)) {
+ if (intel_panel_use_ssc(display)) {
refclk = dev_priv->display.vbt.lvds_ssc_freq;
drm_dbg_kms(&dev_priv->drm,
"using SSC reference clock of %d kHz\n",
@@ -1616,6 +1626,7 @@ static int pnv_crtc_compute_clock(struct intel_atomic_state *state,
static int i9xx_crtc_compute_clock(struct intel_atomic_state *state,
struct intel_crtc *crtc)
{
+ struct intel_display *display = to_intel_display(state);
struct drm_i915_private *dev_priv = to_i915(state->base.dev);
struct intel_crtc_state *crtc_state =
intel_atomic_get_new_crtc_state(state, crtc);
@@ -1623,7 +1634,7 @@ static int i9xx_crtc_compute_clock(struct intel_atomic_state *state,
int refclk = 96000;
if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS)) {
- if (intel_panel_use_ssc(dev_priv)) {
+ if (intel_panel_use_ssc(display)) {
refclk = dev_priv->display.vbt.lvds_ssc_freq;
drm_dbg_kms(&dev_priv->drm,
"using SSC reference clock of %d kHz\n",
@@ -1656,6 +1667,7 @@ static int i9xx_crtc_compute_clock(struct intel_atomic_state *state,
static int i8xx_crtc_compute_clock(struct intel_atomic_state *state,
struct intel_crtc *crtc)
{
+ struct intel_display *display = to_intel_display(state);
struct drm_i915_private *dev_priv = to_i915(state->base.dev);
struct intel_crtc_state *crtc_state =
intel_atomic_get_new_crtc_state(state, crtc);
@@ -1663,7 +1675,7 @@ static int i8xx_crtc_compute_clock(struct intel_atomic_state *state,
int refclk = 48000;
if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS)) {
- if (intel_panel_use_ssc(dev_priv)) {
+ if (intel_panel_use_ssc(display)) {
refclk = dev_priv->display.vbt.lvds_ssc_freq;
drm_dbg_kms(&dev_priv->drm,
"using SSC reference clock of %d kHz\n",
@@ -2212,7 +2224,8 @@ void chv_enable_pll(const struct intel_crtc_state *crtc_state)
int vlv_force_pll_on(struct drm_i915_private *dev_priv, enum pipe pipe,
const struct dpll *dpll)
{
- struct intel_crtc *crtc = intel_crtc_for_pipe(dev_priv, pipe);
+ struct intel_display *display = &dev_priv->display;
+ struct intel_crtc *crtc = intel_crtc_for_pipe(display, pipe);
struct intel_crtc_state *crtc_state;
crtc_state = intel_crtc_state_alloc(crtc);
@@ -2318,12 +2331,13 @@ void vlv_force_pll_off(struct drm_i915_private *dev_priv, enum pipe pipe)
static void assert_pll(struct drm_i915_private *dev_priv,
enum pipe pipe, bool state)
{
+ struct intel_display *display = &dev_priv->display;
bool cur_state;
- cur_state = intel_de_read(dev_priv, DPLL(dev_priv, pipe)) & DPLL_VCO_ENABLE;
- I915_STATE_WARN(dev_priv, cur_state != state,
- "PLL state assertion failure (expected %s, current %s)\n",
- str_on_off(state), str_on_off(cur_state));
+ cur_state = intel_de_read(display, DPLL(display, pipe)) & DPLL_VCO_ENABLE;
+ INTEL_DISPLAY_STATE_WARN(display, cur_state != state,
+ "PLL state assertion failure (expected %s, current %s)\n",
+ str_on_off(state), str_on_off(cur_state));
}
void assert_pll_enabled(struct drm_i915_private *i915, enum pipe pipe)
generated by cgit v1.2.3 (git 2.39.0) at 2025-08-04 13:42:41 +0300