Where can I find these pch device id definitions?
On Thu, Sep 4, 2014 at 4:26 AM, Damien Lespiau <damien.lespiau@xxxxxxxxx> wrote:
From: Satheeshakrishna M <satheeshakrishna.m@xxxxxxxxx>
This patch implements detection of SPT and SPT-LP PCH devices.
v2: Added HAS_PCH_SPT macro
Signed-off-by: Satheeshakrishna M <satheeshakrishna.m@xxxxxxxxx>
Signed-off-by: Damien Lespiau <damien.lespiau@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.c | 10 ++++++++++
drivers/gpu/drm/i915/i915_drv.h | 4 ++++
2 files changed, 14 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 3d7f823..c6a8a80 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -475,6 +475,16 @@ void intel_detect_pch(struct drm_device *dev)
DRM_DEBUG_KMS("Found LynxPoint LP PCH\n");
WARN_ON(!IS_HASWELL(dev));
WARN_ON(!IS_ULT(dev));
+ } 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));
+ WARN_ON(IS_ULT(dev));
+ } 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));
+ WARN_ON(!IS_ULT(dev));
} else
continue;
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index cf4fc86..be82888 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -699,6 +699,7 @@ enum intel_pch {
PCH_IBX, /* Ibexpeak PCH */
PCH_CPT, /* Cougarpoint PCH */
PCH_LPT, /* Lynxpoint PCH */
+ PCH_SPT, /* Sunrisepoint PCH */
PCH_NOP,
};
@@ -2184,8 +2185,11 @@ struct drm_i915_cmd_table {
#define INTEL_PCH_PPT_DEVICE_ID_TYPE 0x1e00
#define INTEL_PCH_LPT_DEVICE_ID_TYPE 0x8c00
#define INTEL_PCH_LPT_LP_DEVICE_ID_TYPE 0x9c00
+#define INTEL_PCH_SPT_DEVICE_ID_TYPE 0xA100
+#define INTEL_PCH_SPT_LP_DEVICE_ID_TYPE 0x9D00
#define INTEL_PCH_TYPE(dev) (to_i915(dev)->pch_type)
+#define HAS_PCH_SPT(dev) (INTEL_PCH_TYPE(dev) == PCH_SPT)
#define HAS_PCH_LPT(dev) (INTEL_PCH_TYPE(dev) == PCH_LPT)
#define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT)
#define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX)
--
1.8.3.1
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Rodrigo Vivi
Blog: http://blog.vivi.eng.br
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