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authorJoonas Lahtinen <joonas.lahtinen@linux.intel.com>2023-04-11 15:43:45 +0300
committerJoonas Lahtinen <joonas.lahtinen@linux.intel.com>2023-04-11 15:43:45 +0300
commitea68a3e9d14e9e0bf017d178fb4bd53b6deb1482 (patch)
tree4ca0e37218ecc0844d330cb37b956d5219bb1d32 /drivers/gpu/drm/i915/display/intel_cdclk.c
parent16fc9c08f0ec7b1c95f1ea4a16097acdb3fc943d (diff)
parent55bf14961db9da61220e6f04bc9919c94b1a6585 (diff)
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Merge drm/drm-next into drm-intel-gt-next
Need to pull in commit from drm-next (earlier in drm-intel-next): 1eca0778f4b3 ("drm/i915: add struct i915_dsm to wrap dsm members together") In order to merge following patch to drm-intel-gt-next: https://patchwork.freedesktop.org/patch/530942/?series=114925&rev=6 Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_cdclk.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_cdclk.c43
1 files changed, 40 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c
index 0c107a38f9d0..084a483f9776 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -1319,11 +1319,35 @@ static const struct intel_cdclk_vals adlp_cdclk_table[] = {
{ .refclk = 24000, .cdclk = 192000, .divider = 2, .ratio = 16 },
{ .refclk = 24000, .cdclk = 312000, .divider = 2, .ratio = 26 },
{ .refclk = 24000, .cdclk = 552000, .divider = 2, .ratio = 46 },
- { .refclk = 24400, .cdclk = 648000, .divider = 2, .ratio = 54 },
+ { .refclk = 24000, .cdclk = 648000, .divider = 2, .ratio = 54 },
+
+ { .refclk = 38400, .cdclk = 179200, .divider = 3, .ratio = 14 },
+ { .refclk = 38400, .cdclk = 192000, .divider = 2, .ratio = 10 },
+ { .refclk = 38400, .cdclk = 307200, .divider = 2, .ratio = 16 },
+ { .refclk = 38400, .cdclk = 556800, .divider = 2, .ratio = 29 },
+ { .refclk = 38400, .cdclk = 652800, .divider = 2, .ratio = 34 },
+ {}
+};
+
+static const struct intel_cdclk_vals rplu_cdclk_table[] = {
+ { .refclk = 19200, .cdclk = 172800, .divider = 3, .ratio = 27 },
+ { .refclk = 19200, .cdclk = 192000, .divider = 2, .ratio = 20 },
+ { .refclk = 19200, .cdclk = 307200, .divider = 2, .ratio = 32 },
+ { .refclk = 19200, .cdclk = 480000, .divider = 2, .ratio = 50 },
+ { .refclk = 19200, .cdclk = 556800, .divider = 2, .ratio = 58 },
+ { .refclk = 19200, .cdclk = 652800, .divider = 2, .ratio = 68 },
+
+ { .refclk = 24000, .cdclk = 176000, .divider = 3, .ratio = 22 },
+ { .refclk = 24000, .cdclk = 192000, .divider = 2, .ratio = 16 },
+ { .refclk = 24000, .cdclk = 312000, .divider = 2, .ratio = 26 },
+ { .refclk = 24000, .cdclk = 480000, .divider = 2, .ratio = 40 },
+ { .refclk = 24000, .cdclk = 552000, .divider = 2, .ratio = 46 },
+ { .refclk = 24000, .cdclk = 648000, .divider = 2, .ratio = 54 },
{ .refclk = 38400, .cdclk = 179200, .divider = 3, .ratio = 14 },
{ .refclk = 38400, .cdclk = 192000, .divider = 2, .ratio = 10 },
{ .refclk = 38400, .cdclk = 307200, .divider = 2, .ratio = 16 },
+ { .refclk = 38400, .cdclk = 480000, .divider = 2, .ratio = 25 },
{ .refclk = 38400, .cdclk = 556800, .divider = 2, .ratio = 29 },
{ .refclk = 38400, .cdclk = 652800, .divider = 2, .ratio = 34 },
{}
@@ -1801,6 +1825,13 @@ static bool cdclk_compute_crawl_and_squash_midpoint(struct drm_i915_private *i91
return true;
}
+static bool pll_enable_wa_needed(struct drm_i915_private *dev_priv)
+{
+ return ((IS_DG2(dev_priv) || IS_METEORLAKE(dev_priv)) &&
+ dev_priv->display.cdclk.hw.vco > 0 &&
+ HAS_CDCLK_SQUASH(dev_priv));
+}
+
static void _bxt_set_cdclk(struct drm_i915_private *dev_priv,
const struct intel_cdclk_config *cdclk_config,
enum pipe pipe)
@@ -1815,9 +1846,13 @@ static void _bxt_set_cdclk(struct drm_i915_private *dev_priv,
!cdclk_pll_is_unknown(dev_priv->display.cdclk.hw.vco)) {
if (dev_priv->display.cdclk.hw.vco != vco)
adlp_cdclk_pll_crawl(dev_priv, vco);
- } else if (DISPLAY_VER(dev_priv) >= 11)
+ } else if (DISPLAY_VER(dev_priv) >= 11) {
+ /* wa_15010685871: dg2, mtl */
+ if (pll_enable_wa_needed(dev_priv))
+ dg2_cdclk_squash_program(dev_priv, 0);
+
icl_cdclk_pll_update(dev_priv, vco);
- else
+ } else
bxt_cdclk_pll_update(dev_priv, vco);
waveform = cdclk_squash_waveform(dev_priv, cdclk);
@@ -3353,6 +3388,8 @@ void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv)
/* Wa_22011320316:adl-p[a0] */
if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))
dev_priv->display.cdclk.table = adlp_a_step_cdclk_table;
+ else if (IS_ADLP_RPLU(dev_priv))
+ dev_priv->display.cdclk.table = rplu_cdclk_table;
else
dev_priv->display.cdclk.table = adlp_cdclk_table;
} else if (IS_ROCKETLAKE(dev_priv)) {