From ce2b41c30573bc40acc2ae6a76a7e53935b2122c Mon Sep 17 00:00:00 2001
From: Jani Nikula <jani.nikula@intel.com>
Date: Fri, 17 Jan 2020 16:29:23 +0200
Subject: drm/i915/bios: intel_bios_dp_boost_level()
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Git-commit: 605a18722c7cb30b7e2ddec211c0394359740f5d
Patch-mainline: v5.7-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
Don't access i915->vbt.ddi_port_info[] directly.
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/fb8645cecadbc4ebeea1c0de94cb3116a769d9bf.1579270868.git.jani.nikula@intel.com
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/i915/display/intel_bios.c | 7 +++++++
drivers/gpu/drm/i915/display/intel_bios.h | 1 +
drivers/gpu/drm/i915/display/intel_ddi.c | 5 ++---
3 files changed, 10 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index 7b5a6a667147..549045fff4d8 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -2580,3 +2580,10 @@ int intel_bios_hdmi_level_shift(struct intel_encoder *encoder)
return info->hdmi_level_shift_set ? info->hdmi_level_shift : -1;
}
+
+int intel_bios_dp_boost_level(struct intel_encoder *encoder)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+
+ return i915->vbt.ddi_port_info[encoder->port].dp_boost_level;
+}
diff --git a/drivers/gpu/drm/i915/display/intel_bios.h b/drivers/gpu/drm/i915/display/intel_bios.h
index c6cc413bf8ec..5e68c58b58ca 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.h
+++ b/drivers/gpu/drm/i915/display/intel_bios.h
@@ -249,5 +249,6 @@ bool intel_bios_get_dsc_params(struct intel_encoder *encoder,
int dsc_max_bpc);
int intel_bios_max_tmds_clock(struct intel_encoder *encoder);
int intel_bios_hdmi_level_shift(struct intel_encoder *encoder);
+int intel_bios_dp_boost_level(struct intel_encoder *encoder);
#endif /* _INTEL_BIOS_H_ */
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index a80c7a326b9e..ecabe15f8177 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -1022,8 +1022,7 @@ static void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder,
&n_entries);
/* If we're boosting the current, set bit 31 of trans1 */
- if (IS_GEN9_BC(dev_priv) &&
- dev_priv->vbt.ddi_port_info[port].dp_boost_level)
+ if (IS_GEN9_BC(dev_priv) && intel_bios_dp_boost_level(encoder))
iboost_bit = DDI_BUF_BALANCE_LEG_ENABLE;
for (i = 0; i < n_entries; i++) {
@@ -2344,7 +2343,7 @@ static void skl_ddi_set_iboost(struct intel_encoder *encoder,
if (type == INTEL_OUTPUT_HDMI)
iboost = dev_priv->vbt.ddi_port_info[port].hdmi_boost_level;
else
- iboost = dev_priv->vbt.ddi_port_info[port].dp_boost_level;
+ iboost = intel_bios_dp_boost_level(encoder);
if (iboost == 0) {
const struct ddi_buf_trans *ddi_translations;
--
2.28.0