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[01/38,SRU,G/H] drm/i915/tgl: Update TC DP vswing table

Message ID 20201124104313.421860-2-vicamo.yang@canonical.com
State New
Headers show
Series Add DRM support for LTTPR non-transparent link training mode | expand

Commit Message

You-Sheng Yang Nov. 24, 2020, 10:42 a.m. UTC
From: José Roberto de Souza <jose.souza@intel.com>

BugLink: https://bugs.launchpad.net/bugs/1903969

Small updates in dkl_de_emphasis_control field.

BSpec: 49292
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Khaled Almahallawy <khaled.almahallawy@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200529232757.37832-1-jose.souza@intel.com
(cherry picked from commit 250a353cd85f2d0b06ca73bd20accbe58bea8d82)
Signed-off-by: You-Sheng Yang <vicamo.yang@canonical.com>
---
 drivers/gpu/drm/i915/display/intel_ddi.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 898491a17b78..a83a1eb9f4ce 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -639,11 +639,11 @@  struct tgl_dkl_phy_ddi_buf_trans {
 static const struct tgl_dkl_phy_ddi_buf_trans tgl_dkl_phy_dp_ddi_trans[] = {
 				/* VS	pre-emp	Non-trans mV	Pre-emph dB */
 	{ 0x7, 0x0, 0x00 },	/* 0	0	400mV		0 dB */
-	{ 0x5, 0x0, 0x03 },	/* 0	1	400mV		3.5 dB */
-	{ 0x2, 0x0, 0x0b },	/* 0	2	400mV		6 dB */
+	{ 0x5, 0x0, 0x05 },	/* 0	1	400mV		3.5 dB */
+	{ 0x2, 0x0, 0x0B },	/* 0	2	400mV		6 dB */
 	{ 0x0, 0x0, 0x19 },	/* 0	3	400mV		9.5 dB */
 	{ 0x5, 0x0, 0x00 },	/* 1	0	600mV		0 dB */
-	{ 0x2, 0x0, 0x03 },	/* 1	1	600mV		3.5 dB */
+	{ 0x2, 0x0, 0x08 },	/* 1	1	600mV		3.5 dB */
 	{ 0x0, 0x0, 0x14 },	/* 1	2	600mV		6 dB */
 	{ 0x2, 0x0, 0x00 },	/* 2	0	800mV		0 dB */
 	{ 0x0, 0x0, 0x0B },	/* 2	1	800mV		3.5 dB */