mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-08-28 03:40:04 +00:00
Code Issues Releases Wiki Activity

drm/i915: reduce indent in pch detection

Browse source 
Save some horizontal space.

Reviewed-by: David Weinehall <david.weinehall@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180202130416.18233-1-jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2018-02-02 15:04:16 +02:00
parent fae919f076
commit d67c0ac19f
1 changed files with 93 additions and 90 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

183
drivers/gpu/drm/i915/i915_drv.c
View file

@ -182,100 +182,103 @@ static void intel_detect_pch(struct drm_i915_private *dev_priv)
* of only checking the first one.
*/
while ((pch = pci_get_class(PCI_CLASS_BRIDGE_ISA << 8, pch))) {
if (pch->vendor == PCI_VENDOR_ID_INTEL) {
unsigned short id = pch->device & INTEL_PCH_DEVICE_ID_MASK;
unsigned short id;
dev_priv->pch_id = id;
if (pch->vendor != PCI_VENDOR_ID_INTEL)
continue;
if (id == INTEL_PCH_IBX_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_IBX;
DRM_DEBUG_KMS("Found Ibex Peak PCH\n");
WARN_ON(!IS_GEN5(dev_priv));
} else if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_CPT;
DRM_DEBUG_KMS("Found CougarPoint PCH\n");
WARN_ON(!IS_GEN6(dev_priv) &&
!IS_IVYBRIDGE(dev_priv));
} else if (id == INTEL_PCH_PPT_DEVICE_ID_TYPE) {
/* PantherPoint is CPT compatible */
dev_priv->pch_type = PCH_CPT;
DRM_DEBUG_KMS("Found PantherPoint PCH\n");
WARN_ON(!IS_GEN6(dev_priv) &&
!IS_IVYBRIDGE(dev_priv));
} else if (id == INTEL_PCH_LPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_LPT;
DRM_DEBUG_KMS("Found LynxPoint PCH\n");
WARN_ON(!IS_HASWELL(dev_priv) &&
!IS_BROADWELL(dev_priv));
WARN_ON(IS_HSW_ULT(dev_priv) ||
IS_BDW_ULT(dev_priv));
} else if (id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_LPT;
DRM_DEBUG_KMS("Found LynxPoint LP PCH\n");
WARN_ON(!IS_HASWELL(dev_priv) &&
!IS_BROADWELL(dev_priv));
WARN_ON(!IS_HSW_ULT(dev_priv) &&
!IS_BDW_ULT(dev_priv));
} else if (id == INTEL_PCH_WPT_DEVICE_ID_TYPE) {
/* WildcatPoint is LPT compatible */
dev_priv->pch_type = PCH_LPT;
DRM_DEBUG_KMS("Found WildcatPoint PCH\n");
WARN_ON(!IS_HASWELL(dev_priv) &&
!IS_BROADWELL(dev_priv));
WARN_ON(IS_HSW_ULT(dev_priv) ||
IS_BDW_ULT(dev_priv));
} else if (id == INTEL_PCH_WPT_LP_DEVICE_ID_TYPE) {
/* WildcatPoint is LPT compatible */
dev_priv->pch_type = PCH_LPT;
DRM_DEBUG_KMS("Found WildcatPoint LP PCH\n");
WARN_ON(!IS_HASWELL(dev_priv) &&
!IS_BROADWELL(dev_priv));
WARN_ON(!IS_HSW_ULT(dev_priv) &&
!IS_BDW_ULT(dev_priv));
} else if (id == INTEL_PCH_SPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_SPT;
DRM_DEBUG_KMS("Found SunrisePoint PCH\n");
WARN_ON(!IS_SKYLAKE(dev_priv) &&
!IS_KABYLAKE(dev_priv));
} else if (id == INTEL_PCH_SPT_LP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_SPT;
DRM_DEBUG_KMS("Found SunrisePoint LP PCH\n");
WARN_ON(!IS_SKYLAKE(dev_priv) &&
!IS_KABYLAKE(dev_priv));
} else if (id == INTEL_PCH_KBP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_KBP;
DRM_DEBUG_KMS("Found Kaby Lake PCH (KBP)\n");
WARN_ON(!IS_SKYLAKE(dev_priv) &&
!IS_KABYLAKE(dev_priv) &&
!IS_COFFEELAKE(dev_priv));
} else if (id == INTEL_PCH_CNP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_CNP;
DRM_DEBUG_KMS("Found Cannon Lake PCH (CNP)\n");
WARN_ON(!IS_CANNONLAKE(dev_priv) &&
!IS_COFFEELAKE(dev_priv));
} else if (id == INTEL_PCH_CNP_LP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_CNP;
DRM_DEBUG_KMS("Found Cannon Lake LP PCH (CNP-LP)\n");
WARN_ON(!IS_CANNONLAKE(dev_priv) &&
!IS_COFFEELAKE(dev_priv));
} else if (id == INTEL_PCH_ICP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_ICP;
DRM_DEBUG_KMS("Found Ice Lake PCH\n");
WARN_ON(!IS_ICELAKE(dev_priv));
} else if (id == INTEL_PCH_P2X_DEVICE_ID_TYPE ||
id == INTEL_PCH_P3X_DEVICE_ID_TYPE ||
(id == INTEL_PCH_QEMU_DEVICE_ID_TYPE &&
pch->subsystem_vendor ==
PCI_SUBVENDOR_ID_REDHAT_QUMRANET &&
pch->subsystem_device ==
PCI_SUBDEVICE_ID_QEMU)) {
dev_priv->pch_type =
intel_virt_detect_pch(dev_priv);
} else
continue;
id = pch->device & INTEL_PCH_DEVICE_ID_MASK;
break;
dev_priv->pch_id = id;
if (id == INTEL_PCH_IBX_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_IBX;
DRM_DEBUG_KMS("Found Ibex Peak PCH\n");
WARN_ON(!IS_GEN5(dev_priv));
} else if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_CPT;
DRM_DEBUG_KMS("Found CougarPoint PCH\n");
WARN_ON(!IS_GEN6(dev_priv) &&
!IS_IVYBRIDGE(dev_priv));
} else if (id == INTEL_PCH_PPT_DEVICE_ID_TYPE) {
/* PantherPoint is CPT compatible */
dev_priv->pch_type = PCH_CPT;
DRM_DEBUG_KMS("Found PantherPoint PCH\n");
WARN_ON(!IS_GEN6(dev_priv) &&
!IS_IVYBRIDGE(dev_priv));
} else if (id == INTEL_PCH_LPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_LPT;
DRM_DEBUG_KMS("Found LynxPoint PCH\n");
WARN_ON(!IS_HASWELL(dev_priv) &&
!IS_BROADWELL(dev_priv));
WARN_ON(IS_HSW_ULT(dev_priv) ||
IS_BDW_ULT(dev_priv));
} else if (id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_LPT;
DRM_DEBUG_KMS("Found LynxPoint LP PCH\n");
WARN_ON(!IS_HASWELL(dev_priv) &&
!IS_BROADWELL(dev_priv));
WARN_ON(!IS_HSW_ULT(dev_priv) &&
!IS_BDW_ULT(dev_priv));
} else if (id == INTEL_PCH_WPT_DEVICE_ID_TYPE) {
/* WildcatPoint is LPT compatible */
dev_priv->pch_type = PCH_LPT;
DRM_DEBUG_KMS("Found WildcatPoint PCH\n");
WARN_ON(!IS_HASWELL(dev_priv) &&
!IS_BROADWELL(dev_priv));
WARN_ON(IS_HSW_ULT(dev_priv) ||
IS_BDW_ULT(dev_priv));
} else if (id == INTEL_PCH_WPT_LP_DEVICE_ID_TYPE) {
/* WildcatPoint is LPT compatible */
dev_priv->pch_type = PCH_LPT;
DRM_DEBUG_KMS("Found WildcatPoint LP PCH\n");
WARN_ON(!IS_HASWELL(dev_priv) &&
!IS_BROADWELL(dev_priv));
WARN_ON(!IS_HSW_ULT(dev_priv) &&
!IS_BDW_ULT(dev_priv));
} else if (id == INTEL_PCH_SPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_SPT;
DRM_DEBUG_KMS("Found SunrisePoint PCH\n");
WARN_ON(!IS_SKYLAKE(dev_priv) &&
!IS_KABYLAKE(dev_priv));
} else if (id == INTEL_PCH_SPT_LP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_SPT;
DRM_DEBUG_KMS("Found SunrisePoint LP PCH\n");
WARN_ON(!IS_SKYLAKE(dev_priv) &&
!IS_KABYLAKE(dev_priv));
} else if (id == INTEL_PCH_KBP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_KBP;
DRM_DEBUG_KMS("Found Kaby Lake PCH (KBP)\n");
WARN_ON(!IS_SKYLAKE(dev_priv) &&
!IS_KABYLAKE(dev_priv) &&
!IS_COFFEELAKE(dev_priv));
} else if (id == INTEL_PCH_CNP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_CNP;
DRM_DEBUG_KMS("Found Cannon Lake PCH (CNP)\n");
WARN_ON(!IS_CANNONLAKE(dev_priv) &&
!IS_COFFEELAKE(dev_priv));
} else if (id == INTEL_PCH_CNP_LP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_CNP;
DRM_DEBUG_KMS("Found Cannon Lake LP PCH (CNP-LP)\n");
WARN_ON(!IS_CANNONLAKE(dev_priv) &&
!IS_COFFEELAKE(dev_priv));
} else if (id == INTEL_PCH_ICP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_ICP;
DRM_DEBUG_KMS("Found Ice Lake PCH\n");
WARN_ON(!IS_ICELAKE(dev_priv));
} else if (id == INTEL_PCH_P2X_DEVICE_ID_TYPE ||
id == INTEL_PCH_P3X_DEVICE_ID_TYPE ||
(id == INTEL_PCH_QEMU_DEVICE_ID_TYPE &&
pch->subsystem_vendor ==
PCI_SUBVENDOR_ID_REDHAT_QUMRANET &&
pch->subsystem_device ==
PCI_SUBDEVICE_ID_QEMU)) {
dev_priv->pch_type = intel_virt_detect_pch(dev_priv);
} else {
continue;
}
break;
}
if (!pch)
DRM_DEBUG_KMS("No PCH found.\n");