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drm/i915: Kill PCH_KBP

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For us KBP is 100% identical to SPT. Kill the redundant enum
value. Also bspec doesn't talk about KBP either, so this might
avoid some confusion when cross checking the code against the
spec.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190506152627.20283-1-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä 2019-05-06 18:26:27 +03:00
parent 5a6ac10b17
commit 9ab91a30f2
3 changed files with 5 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/i915/i915_drv.c
View File

@ -195,7 +195,8 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id)
DRM_DEBUG_KMS("Found Kaby Lake PCH (KBP)\n");
WARN_ON(!IS_SKYLAKE(dev_priv) && !IS_KABYLAKE(dev_priv) &&
!IS_COFFEELAKE(dev_priv));
return PCH_KBP;
/* KBP is SPT compatible */
return PCH_SPT;
case INTEL_PCH_CNP_DEVICE_ID_TYPE:
DRM_DEBUG_KMS("Found Cannon Lake PCH (CNP)\n");
WARN_ON(!IS_CANNONLAKE(dev_priv) && !IS_COFFEELAKE(dev_priv));

4
drivers/gpu/drm/i915/i915_drv.h
View File

@ -532,8 +532,7 @@ enum intel_pch {
PCH_IBX, /* Ibexpeak PCH */
PCH_CPT, /* Cougarpoint/Pantherpoint PCH */
PCH_LPT, /* Lynxpoint/Wildcatpoint PCH */
PCH_SPT, /* Sunrisepoint PCH */
PCH_KBP, /* Kaby Lake PCH */
PCH_SPT, /* Sunrisepoint/Kaby Lake PCH */
PCH_CNP, /* Cannon/Comet Lake PCH */
PCH_ICP, /* Ice Lake PCH */
};
@ -2629,7 +2628,6 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
#define INTEL_PCH_ID(dev_priv) ((dev_priv)->pch_id)
#define HAS_PCH_ICP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_ICP)
#define HAS_PCH_CNP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_CNP)
#define HAS_PCH_KBP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_KBP)
#define HAS_PCH_SPT(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_SPT)
#define HAS_PCH_LPT(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_LPT)
#define HAS_PCH_LPT_LP(dev_priv) \

6
drivers/gpu/drm/i915/intel_gmbus.c
View File

@ -581,8 +581,7 @@ do_gmbus_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, int num,
/* Display WA #0868: skl,bxt,kbl,cfl,glk,cnl */
if (IS_GEN9_LP(dev_priv))
bxt_gmbus_clock_gating(dev_priv, false);
else if (HAS_PCH_SPT(dev_priv) ||
HAS_PCH_KBP(dev_priv) || HAS_PCH_CNP(dev_priv))
else if (HAS_PCH_SPT(dev_priv) || HAS_PCH_CNP(dev_priv))
pch_gmbus_clock_gating(dev_priv, false);
retry:
@ -691,8 +690,7 @@ out:
/* Display WA #0868: skl,bxt,kbl,cfl,glk,cnl */
if (IS_GEN9_LP(dev_priv))
bxt_gmbus_clock_gating(dev_priv, true);
else if (HAS_PCH_SPT(dev_priv) ||
HAS_PCH_KBP(dev_priv) || HAS_PCH_CNP(dev_priv))
else if (HAS_PCH_SPT(dev_priv) || HAS_PCH_CNP(dev_priv))
pch_gmbus_clock_gating(dev_priv, true);
return ret;