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drm/i915: Name the "iboost bit"

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Give a proper name for the SKL DDI_BUF_TRANS iboost bit.

Cc: David Weinehall <david.weinehall@linux.intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1468328376-6380-3-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: David Weinehall <david.weinehall@linux.intel.com>
This commit is contained in:
Ville Syrjälä 2016-07-12 15:59:29 +03:00
parent a7d8dbc07c
commit c110ae6cff
2 changed files with 2 additions and 1 deletions
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1
drivers/gpu/drm/i915/i915_reg.h
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@ -7487,6 +7487,7 @@ enum {
#define _DDI_BUF_TRANS_A 0x64E00
#define _DDI_BUF_TRANS_B 0x64E60
#define DDI_BUF_TRANS_LO(port, i) _MMIO(_PORT(port, _DDI_BUF_TRANS_A, _DDI_BUF_TRANS_B) + (i) * 8)
#define DDI_BUF_BALANCE_LEG_ENABLE (1 << 31)
#define DDI_BUF_TRANS_HI(port, i) _MMIO(_PORT(port, _DDI_BUF_TRANS_A, _DDI_BUF_TRANS_B) + (i) * 8 + 4)
/* Sideband Interface (SBI) is programmed indirectly, via

2
drivers/gpu/drm/i915/intel_ddi.c
View File

@ -434,7 +434,7 @@ void intel_prepare_ddi_buffer(struct intel_encoder *encoder)
/* If we're boosting the current, set bit 31 of trans1 */
if (dev_priv->vbt.ddi_port_info[port].hdmi_boost_level ||
dev_priv->vbt.ddi_port_info[port].dp_boost_level)
iboost_bit = 1<<31;
iboost_bit = DDI_BUF_BALANCE_LEG_ENABLE;
if (WARN_ON(encoder->type == INTEL_OUTPUT_EDP &&
port != PORT_A && port != PORT_E &&