From: "Michał Grzelak" <michal.grzelak@intel.com>
To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org
Cc: "Michał Grzelak" <michal.grzelak@intel.com>
Subject: [RFC v1 06/11] drm/i915/buf_trans: add intel_edp_above_hbr2() helper
Date: Sun, 8 Mar 2026 14:24:41 +0100 [thread overview]
Message-ID: <20260308132446.3320848-7-michal.grzelak@intel.com> (raw)
In-Reply-To: <20260308132446.3320848-1-michal.grzelak@intel.com>
Check if port_clock is above HBR2 inside separate function.
Signed-off-by: Michał Grzelak <michal.grzelak@intel.com>
---
.../drm/i915/display/intel_ddi_buf_trans.c | 19 +++++++++++++------
1 file changed, 13 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
index ee6a78a20dac..8b369535189c 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c
@@ -1191,6 +1191,13 @@ static bool intel_dp_above_hbr1(const struct intel_crtc_state *crtc_state)
return false;
}
+static bool intel_edp_above_hbr2(const struct intel_crtc_state *crtc_state)
+{
+ if (crtc_state->port_clock > 540000)
+ return true;
+ return false;
+}
+
static bool use_edp_hobl(struct intel_encoder *encoder)
{
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
@@ -1374,7 +1381,7 @@ icl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
int *n_entries)
{
- if (crtc_state->port_clock > 540000) {
+ if (intel_edp_above_hbr2(crtc_state)) {
return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
n_entries);
} else if (use_edp_low_vswing(encoder)) {
@@ -1499,7 +1506,7 @@ tgl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
int *n_entries)
{
- if (crtc_state->port_clock > 540000) {
+ if (intel_edp_above_hbr2(crtc_state)) {
return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
n_entries);
} else if (use_edp_hobl(encoder)) {
@@ -1544,7 +1551,7 @@ dg1_get_combo_buf_trans_edp(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
int *n_entries)
{
- if (crtc_state->port_clock > 540000)
+ if (intel_edp_above_hbr2(crtc_state))
return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
n_entries);
else if (use_edp_hobl(encoder))
@@ -1586,7 +1593,7 @@ rkl_get_combo_buf_trans_edp(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
int *n_entries)
{
- if (crtc_state->port_clock > 540000) {
+ if (intel_edp_above_hbr2(crtc_state)) {
return intel_get_buf_trans(&icl_combo_phy_trans_dp_hbr2_edp_hbr3,
n_entries);
} else if (use_edp_hobl(encoder)) {
@@ -1629,7 +1636,7 @@ adls_get_combo_buf_trans_edp(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
int *n_entries)
{
- if (crtc_state->port_clock > 540000)
+ if (intel_edp_above_hbr2(crtc_state))
return intel_get_buf_trans(&adls_combo_phy_trans_edp_hbr3, n_entries);
else if (use_edp_hobl(encoder))
return intel_get_buf_trans(&tgl_combo_phy_trans_edp_hbr2_hobl, n_entries);
@@ -1668,7 +1675,7 @@ adlp_get_combo_buf_trans_edp(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
int *n_entries)
{
- if (crtc_state->port_clock > 540000) {
+ if (intel_edp_above_hbr2(crtc_state)) {
return intel_get_buf_trans(&adlp_combo_phy_trans_edp_hbr3,
n_entries);
} else if (use_edp_hobl(encoder)) {
--
2.45.2
next prev parent reply other threads:[~2026-03-08 13:25 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-08 13:24 [RFC v1 00/11] support for vswing/preemphasis override Michał Grzelak
2026-03-08 13:24 ` [RFC v1 01/11] drm/i915/bios: search for Block 57 by default Michał Grzelak
2026-03-08 13:24 ` [RFC v1 02/11] drm/i915/bios: cache V/P Override block Michał Grzelak
2026-03-08 13:24 ` [RFC v1 03/11] drm/i915/bios: remove V/P Override warning Michał Grzelak
2026-03-08 13:24 ` [RFC v1 04/11] drm/i915/bios: print V/P Override port info Michał Grzelak
2026-03-08 13:24 ` [RFC v1 05/11] drm/i915/buf_trans: add intel_dp_above_hbr1() helper Michał Grzelak
2026-03-11 9:17 ` Jani Nikula
2026-03-08 13:24 ` Michał Grzelak [this message]
2026-03-11 9:19 ` [RFC v1 06/11] drm/i915/buf_trans: add intel_edp_above_hbr2() helper Jani Nikula
2026-03-08 13:24 ` [RFC v1 07/11] drm/i915/lt: align xe3plpd with V/P Override layout Michał Grzelak
2026-03-08 13:24 ` [RFC v1 08/11] drm/i915/buf_trans: switch from u8 to u32 Michał Grzelak
2026-03-08 13:24 ` [RFC v1 09/11] drm/i915/xe3p: add V/P Override support for xe3p Michał Grzelak
2026-03-08 13:24 ` [RFC v1 10/11] drm/i915/dg2: warn on V/P Override request on dg2 Michał Grzelak
2026-03-08 13:24 ` [RFC v1 11/11] drm/i915/mtl: add V/P Override support for mtl+ Michał Grzelak
2026-03-11 9:51 ` Jani Nikula
2026-03-08 14:19 ` ✓ i915.CI.BAT: success for support for vswing/preemphasis override Patchwork
2026-03-08 16:09 ` ✗ i915.CI.Full: failure " Patchwork
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