From: Dave Airlie <airlied@xxxxxxxxxx>
This is a bit of a twisty one since each platform is slightly
different, so might take some more review care.
Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx>
Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_cdclk.c | 300 ++++++++++++++-------
drivers/gpu/drm/i915/i915_drv.h | 2 +-
2 files changed, 206 insertions(+), 96 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c
index 27a4a226aa49..f501c748458e 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -62,32 +62,32 @@
void intel_cdclk_get_cdclk(struct drm_i915_private *dev_priv,
struct intel_cdclk_config *cdclk_config)
{
- dev_priv->cdclk_funcs.get_cdclk(dev_priv, cdclk_config);
+ dev_priv->cdclk_funcs->get_cdclk(dev_priv, cdclk_config);
}
int intel_cdclk_bw_calc_min_cdclk(struct intel_atomic_state *state)
{
struct drm_i915_private *dev_priv = to_i915(state->base.dev);
- return dev_priv->cdclk_funcs.bw_calc_min_cdclk(state);
+ return dev_priv->cdclk_funcs->bw_calc_min_cdclk(state);
}
static void intel_cdclk_set_cdclk(struct drm_i915_private *dev_priv,
const struct intel_cdclk_config *cdclk_config,
enum pipe pipe)
{
- dev_priv->cdclk_funcs.set_cdclk(dev_priv, cdclk_config, pipe);
+ dev_priv->cdclk_funcs->set_cdclk(dev_priv, cdclk_config, pipe);
}
static int intel_cdclk_modeset_calc_cdclk(struct drm_i915_private *dev_priv,
struct intel_cdclk_state *cdclk_config)
{
- return dev_priv->cdclk_funcs.modeset_calc_cdclk(cdclk_config);
+ return dev_priv->cdclk_funcs->modeset_calc_cdclk(cdclk_config);
}
static u8 intel_cdclk_calc_voltage_level(struct drm_i915_private *dev_priv,
int cdclk)
{
- return dev_priv->cdclk_funcs.calc_voltage_level(cdclk);
+ return dev_priv->cdclk_funcs->calc_voltage_level(cdclk);
}
static void fixed_133mhz_get_cdclk(struct drm_i915_private *dev_priv,
@@ -1963,7 +1963,7 @@ static void intel_set_cdclk(struct drm_i915_private *dev_priv,
if (!intel_cdclk_changed(&dev_priv->cdclk.hw, cdclk_config))
return;
- if (drm_WARN_ON_ONCE(&dev_priv->drm, !dev_priv->cdclk_funcs.set_cdclk))
+ if (drm_WARN_ON_ONCE(&dev_priv->drm, !dev_priv->cdclk_funcs->set_cdclk))
return;
intel_dump_cdclk_config(cdclk_config, "Changing CDCLK to");
@@ -2886,6 +2886,157 @@ u32 intel_read_rawclk(struct drm_i915_private *dev_priv)
return freq;
}
+static struct intel_cdclk_funcs tgl_cdclk_funcs = {
+ .get_cdclk = bxt_get_cdclk,
+ .set_cdclk = bxt_set_cdclk,
+ .bw_calc_min_cdclk = skl_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = bxt_modeset_calc_cdclk,
+ .calc_voltage_level = tgl_calc_voltage_level,
+};
+
+static struct intel_cdclk_funcs ehl_cdclk_funcs = {
+ .get_cdclk = bxt_get_cdclk,
+ .set_cdclk = bxt_set_cdclk,
+ .bw_calc_min_cdclk = skl_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = bxt_modeset_calc_cdclk,
+ .calc_voltage_level = ehl_calc_voltage_level,
+};
+
+static struct intel_cdclk_funcs icl_cdclk_funcs = {
+ .get_cdclk = bxt_get_cdclk,
+ .set_cdclk = bxt_set_cdclk,
+ .bw_calc_min_cdclk = skl_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = bxt_modeset_calc_cdclk,
+ .calc_voltage_level = icl_calc_voltage_level,
+};
+
+static struct intel_cdclk_funcs bxt_cdclk_funcs = {
+ .get_cdclk = bxt_get_cdclk,
+ .set_cdclk = bxt_set_cdclk,
+ .bw_calc_min_cdclk = skl_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = bxt_modeset_calc_cdclk,
+ .calc_voltage_level = bxt_calc_voltage_level,
+};
+
+static struct intel_cdclk_funcs skl_cdclk_funcs = {
+ .get_cdclk = skl_get_cdclk,
+ .set_cdclk = skl_set_cdclk,
+ .bw_calc_min_cdclk = skl_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = skl_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs bdw_cdclk_funcs = {
+ .get_cdclk = bdw_get_cdclk,
+ .set_cdclk = bdw_set_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = bdw_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs chv_cdclk_funcs = {
+ .get_cdclk = vlv_get_cdclk,
+ .set_cdclk = chv_set_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = vlv_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs vlv_cdclk_funcs = {
+ .get_cdclk = vlv_get_cdclk,
+ .set_cdclk = vlv_set_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = vlv_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs hsw_cdclk_funcs = {
+ .get_cdclk = hsw_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+/* SNB, IVB, 965G, 945G */
+static struct intel_cdclk_funcs fixed_400mhz_cdclk_funcs = {
+ .get_cdclk = fixed_400mhz_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs ilk_cdclk_funcs = {
+ .get_cdclk = fixed_450mhz_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs gm45_cdclk_funcs = {
+ .get_cdclk = gm45_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+/* G45 uses G33 */
+
+static struct intel_cdclk_funcs i965gm_cdclk_funcs = {
+ .get_cdclk = i965gm_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+/* i965G uses fixed 400 */
+
+static struct intel_cdclk_funcs pnv_cdclk_funcs = {
+ .get_cdclk = pnv_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs g33_cdclk_funcs = {
+ .get_cdclk = g33_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs i945gm_cdclk_funcs = {
+ .get_cdclk = i945gm_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+/* i945G uses fixed 400 */
+
+static struct intel_cdclk_funcs i915gm_cdclk_funcs = {
+ .get_cdclk = i915gm_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs i915g_cdclk_funcs = {
+ .get_cdclk = fixed_333mhz_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs i865g_cdclk_funcs = {
+ .get_cdclk = fixed_266mhz_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs i85x_cdclk_funcs = {
+ .get_cdclk = i85x_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs i845g_cdclk_funcs = {
+ .get_cdclk = fixed_200mhz_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
+static struct intel_cdclk_funcs i830_cdclk_funcs = {
+ .get_cdclk = fixed_133mhz_get_cdclk,
+ .bw_calc_min_cdclk = intel_bw_calc_min_cdclk,
+ .modeset_calc_cdclk = fixed_modeset_calc_cdclk,
+};
+
/**
* intel_init_cdclk_hooks - Initialize CDCLK related modesetting hooks
* @dev_priv: i915 device
@@ -2893,119 +3044,78 @@ u32 intel_read_rawclk(struct drm_i915_private *dev_priv)
void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv)
{
if (IS_DG2(dev_priv)) {
- dev_priv->cdclk_funcs.set_cdclk = bxt_set_cdclk;
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
- dev_priv->cdclk_funcs.calc_voltage_level = tgl_calc_voltage_level;
+ dev_priv->cdclk_funcs = &tgl_cdclk_funcs;
dev_priv->cdclk.table = dg2_cdclk_table;
} else if (IS_ALDERLAKE_P(dev_priv)) {
- dev_priv->cdclk_funcs.set_cdclk = bxt_set_cdclk;
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
- dev_priv->cdclk_funcs.calc_voltage_level = tgl_calc_voltage_level;
+ dev_priv->cdclk_funcs = &tgl_cdclk_funcs;
/* Wa_22011320316:adl-p[a0] */
if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))
dev_priv->cdclk.table = adlp_a_step_cdclk_table;
else
dev_priv->cdclk.table = adlp_cdclk_table;
} else if (IS_ROCKETLAKE(dev_priv)) {
- dev_priv->cdclk_funcs.set_cdclk = bxt_set_cdclk;
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
- dev_priv->cdclk_funcs.calc_voltage_level = tgl_calc_voltage_level;
+ dev_priv->cdclk_funcs = &tgl_cdclk_funcs;
dev_priv->cdclk.table = rkl_cdclk_table;
} else if (DISPLAY_VER(dev_priv) >= 12) {
- dev_priv->cdclk_funcs.set_cdclk = bxt_set_cdclk;
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
- dev_priv->cdclk_funcs.calc_voltage_level = tgl_calc_voltage_level;
+ dev_priv->cdclk_funcs = &tgl_cdclk_funcs;
dev_priv->cdclk.table = icl_cdclk_table;
} else if (IS_JSL_EHL(dev_priv)) {
- dev_priv->cdclk_funcs.set_cdclk = bxt_set_cdclk;
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
- dev_priv->cdclk_funcs.calc_voltage_level = ehl_calc_voltage_level;
+ dev_priv->cdclk_funcs = &ehl_cdclk_funcs;
dev_priv->cdclk.table = icl_cdclk_table;
} else if (DISPLAY_VER(dev_priv) >= 11) {
- dev_priv->cdclk_funcs.set_cdclk = bxt_set_cdclk;
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
- dev_priv->cdclk_funcs.calc_voltage_level = icl_calc_voltage_level;
+ dev_priv->cdclk_funcs = &icl_cdclk_funcs;
dev_priv->cdclk.table = icl_cdclk_table;
} else if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv)) {
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.set_cdclk = bxt_set_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = bxt_modeset_calc_cdclk;
- dev_priv->cdclk_funcs.calc_voltage_level = bxt_calc_voltage_level;
+ dev_priv->cdclk_funcs = &bxt_cdclk_funcs;
if (IS_GEMINILAKE(dev_priv))
dev_priv->cdclk.table = glk_cdclk_table;
else
dev_priv->cdclk.table = bxt_cdclk_table;
} else if (DISPLAY_VER(dev_priv) == 9) {
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = skl_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.set_cdclk = skl_set_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = skl_modeset_calc_cdclk;
+ dev_priv->cdclk_funcs = &skl_cdclk_funcs;
} else if (IS_BROADWELL(dev_priv)) {
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = intel_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.set_cdclk = bdw_set_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = bdw_modeset_calc_cdclk;
+ dev_priv->cdclk_funcs = &bdw_cdclk_funcs;
+ } else if (IS_HASWELL(dev_priv)) {
+ dev_priv->cdclk_funcs = &hsw_cdclk_funcs;
} else if (IS_CHERRYVIEW(dev_priv)) {
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = intel_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.set_cdclk = chv_set_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = vlv_modeset_calc_cdclk;
+ dev_priv->cdclk_funcs = &chv_cdclk_funcs;
} else if (IS_VALLEYVIEW(dev_priv)) {
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = intel_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.set_cdclk = vlv_set_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = vlv_modeset_calc_cdclk;
- } else {
- dev_priv->cdclk_funcs.bw_calc_min_cdclk = intel_bw_calc_min_cdclk;
- dev_priv->cdclk_funcs.modeset_calc_cdclk = fixed_modeset_calc_cdclk;
+ dev_priv->cdclk_funcs = &vlv_cdclk_funcs;
+ } else if (IS_SANDYBRIDGE(dev_priv) || IS_IVYBRIDGE(dev_priv)) {
+ dev_priv->cdclk_funcs = &fixed_400mhz_cdclk_funcs;
+ } else if (IS_IRONLAKE(dev_priv)) {
+ dev_priv->cdclk_funcs = &ilk_cdclk_funcs;
+ } else if (IS_GM45(dev_priv)) {
+ dev_priv->cdclk_funcs = &gm45_cdclk_funcs;
+ } else if (IS_G45(dev_priv)) {
+ dev_priv->cdclk_funcs = &g33_cdclk_funcs;
+ } else if (IS_I965GM(dev_priv)) {
+ dev_priv->cdclk_funcs = &i965gm_cdclk_funcs;
+ } else if (IS_I965G(dev_priv)) {
+ dev_priv->cdclk_funcs = &fixed_400mhz_cdclk_funcs;
+ } else if (IS_PINEVIEW(dev_priv)) {
+ dev_priv->cdclk_funcs = &pnv_cdclk_funcs;
+ } else if (IS_G33(dev_priv)) {
+ dev_priv->cdclk_funcs = &g33_cdclk_funcs;
+ } else if (IS_I945GM(dev_priv)) {
+ dev_priv->cdclk_funcs = &i945gm_cdclk_funcs;
+ } else if (IS_I945G(dev_priv)) {
+ dev_priv->cdclk_funcs = &fixed_400mhz_cdclk_funcs;
+ } else if (IS_I915GM(dev_priv)) {
+ dev_priv->cdclk_funcs = &i915gm_cdclk_funcs;
+ } else if (IS_I915G(dev_priv)) {
+ dev_priv->cdclk_funcs = &i915g_cdclk_funcs;
+ } else if (IS_I865G(dev_priv)) {
+ dev_priv->cdclk_funcs = &i865g_cdclk_funcs;
+ } else if (IS_I85X(dev_priv)) {
+ dev_priv->cdclk_funcs = &i85x_cdclk_funcs;
+ } else if (IS_I845G(dev_priv)) {
+ dev_priv->cdclk_funcs = &i845g_cdclk_funcs;
+ } else if (IS_I830(dev_priv)) {
+ dev_priv->cdclk_funcs = &i830_cdclk_funcs;
}
- if (DISPLAY_VER(dev_priv) >= 10 || IS_BROXTON(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = bxt_get_cdclk;
- else if (DISPLAY_VER(dev_priv) == 9)
- dev_priv->cdclk_funcs.get_cdclk = skl_get_cdclk;
- else if (IS_BROADWELL(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = bdw_get_cdclk;
- else if (IS_HASWELL(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = hsw_get_cdclk;
- else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = vlv_get_cdclk;
- else if (IS_SANDYBRIDGE(dev_priv) || IS_IVYBRIDGE(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = fixed_400mhz_get_cdclk;
- else if (IS_IRONLAKE(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = fixed_450mhz_get_cdclk;
- else if (IS_GM45(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = gm45_get_cdclk;
- else if (IS_G45(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = g33_get_cdclk;
- else if (IS_I965GM(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = i965gm_get_cdclk;
- else if (IS_I965G(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = fixed_400mhz_get_cdclk;
- else if (IS_PINEVIEW(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = pnv_get_cdclk;
- else if (IS_G33(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = g33_get_cdclk;
- else if (IS_I945GM(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = i945gm_get_cdclk;
- else if (IS_I945G(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = fixed_400mhz_get_cdclk;
- else if (IS_I915GM(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = i915gm_get_cdclk;
- else if (IS_I915G(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = fixed_333mhz_get_cdclk;
- else if (IS_I865G(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = fixed_266mhz_get_cdclk;
- else if (IS_I85X(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = i85x_get_cdclk;
- else if (IS_I845G(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = fixed_200mhz_get_cdclk;
- else if (IS_I830(dev_priv))
- dev_priv->cdclk_funcs.get_cdclk = fixed_133mhz_get_cdclk;
-
- if (drm_WARN(&dev_priv->drm, !dev_priv->cdclk_funcs.get_cdclk,
- "Unknown platform. Assuming 133 MHz CDCLK\n"))
- dev_priv->cdclk_funcs.get_cdclk = fixed_133mhz_get_cdclk;
+ if (drm_WARN(&dev_priv->drm, !dev_priv->cdclk_funcs,
+ "Unknown platform. Assuming i830\n"))
+ dev_priv->cdclk_funcs = &i830_cdclk_funcs;
}
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 5ed624b9c3cc..b2c63ed5b8fe 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1006,7 +1006,7 @@ struct drm_i915_private {
const struct intel_audio_funcs *audio_funcs;
/* Display CDCLK functions */
- struct intel_cdclk_funcs cdclk_funcs;
+ const struct intel_cdclk_funcs *cdclk_funcs;
/* PCH chipset type */
enum intel_pch pch_type;
--
2.31.1
