drm/i915/tgl: Update TC DP vswing table

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

diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index aa22465..cd211f4 100644 (file)
--- 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 */