Merge drm/drm-next into drm-misc-next

Let's kick-off this release cycle.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>

7 files changed, 124 insertions, 28 deletions

diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 1d5e3cccb9e3..b1b2df48d42c 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -319,8 +319,8 @@ enum drm_panel_orientation {
  *             EDID's detailed monitor range
  */
 struct drm_monitor_range_info {
-	u8 min_vfreq;
-	u8 max_vfreq;
+	u16 min_vfreq;
+	u16 max_vfreq;
 };
 
 /**
diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h
index 28dd80343afa..429735b91f63 100644
--- a/include/drm/drm_edid.h
+++ b/include/drm/drm_edid.h
@@ -92,6 +92,11 @@ struct detailed_data_string {
 	u8 str[13];
 } __attribute__((packed));
 
+#define DRM_EDID_RANGE_OFFSET_MIN_VFREQ (1 << 0) /* 1.4 */
+#define DRM_EDID_RANGE_OFFSET_MAX_VFREQ (1 << 1) /* 1.4 */
+#define DRM_EDID_RANGE_OFFSET_MIN_HFREQ (1 << 2) /* 1.4 */
+#define DRM_EDID_RANGE_OFFSET_MAX_HFREQ (1 << 3) /* 1.4 */
+
 #define DRM_EDID_DEFAULT_GTF_SUPPORT_FLAG   0x00 /* 1.3 */
 #define DRM_EDID_RANGE_LIMITS_ONLY_FLAG     0x01 /* 1.4 */
 #define DRM_EDID_SECONDARY_GTF_SUPPORT_FLAG 0x02 /* 1.3 */
diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h
index ed82039bfd5b..a17c2f903f81 100644
--- a/include/drm/drm_gem.h
+++ b/include/drm/drm_gem.h
@@ -175,6 +175,41 @@ struct drm_gem_object_funcs {
 };
 
 /**
+ * struct drm_gem_lru - A simple LRU helper
+ *
+ * A helper for tracking GEM objects in a given state, to aid in
+ * driver's shrinker implementation.  Tracks the count of pages
+ * for lockless &shrinker.count_objects, and provides
+ * &drm_gem_lru_scan for driver's &shrinker.scan_objects
+ * implementation.
+ */
+struct drm_gem_lru {
+	/**
+	 * @lock:
+	 *
+	 * Lock protecting movement of GEM objects between LRUs.  All
+	 * LRUs that the object can move between should be protected
+	 * by the same lock.
+	 */
+	struct mutex *lock;
+
+	/**
+	 * @count:
+	 *
+	 * The total number of backing pages of the GEM objects in
+	 * this LRU.
+	 */
+	long count;
+
+	/**
+	 * @list:
+	 *
+	 * The LRU list.
+	 */
+	struct list_head list;
+};
+
+/**
  * struct drm_gem_object - GEM buffer object
  *
  * This structure defines the generic parts for GEM buffer objects, which are
@@ -312,6 +347,20 @@ struct drm_gem_object {
 	 *
 	 */
 	const struct drm_gem_object_funcs *funcs;
+
+	/**
+	 * @lru_node:
+	 *
+	 * List node in a &drm_gem_lru.
+	 */
+	struct list_head lru_node;
+
+	/**
+	 * @lru:
+	 *
+	 * The current LRU list that the GEM object is on.
+	 */
+	struct drm_gem_lru *lru;
 };
 
 /**
@@ -423,4 +472,10 @@ void drm_gem_unlock_reservations(struct drm_gem_object **objs, int count,
 int drm_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev,
 			    u32 handle, u64 *offset);
 
+void drm_gem_lru_init(struct drm_gem_lru *lru, struct mutex *lock);
+void drm_gem_lru_remove(struct drm_gem_object *obj);
+void drm_gem_lru_move_tail(struct drm_gem_lru *lru, struct drm_gem_object *obj);
+unsigned long drm_gem_lru_scan(struct drm_gem_lru *lru, unsigned nr_to_scan,
+			       bool (*shrink)(struct drm_gem_object *obj));
+
 #endif /* __DRM_GEM_H__ */
diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h
index 53e3a8a2f241..20b21b577dea 100644
--- a/include/drm/drm_mipi_dsi.h
+++ b/include/drm/drm_mipi_dsi.h
@@ -179,6 +179,7 @@ struct mipi_dsi_device_info {
  * @lp_rate: maximum lane frequency for low power mode in hertz, this should
  * be set to the real limits of the hardware, zero is only accepted for
  * legacy drivers
+ * @dsc: panel/bridge DSC pps payload to be sent
  */
 struct mipi_dsi_device {
 	struct mipi_dsi_host *host;
@@ -191,6 +192,7 @@ struct mipi_dsi_device {
 	unsigned long mode_flags;
 	unsigned long hs_rate;
 	unsigned long lp_rate;
+	struct drm_dsc_config *dsc;
 };
 
 #define MIPI_DSI_MODULE_PREFIX "mipi-dsi:"
diff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h
index 3a271128c078..994bfcdd84c5 100644
--- a/include/drm/drm_panel.h
+++ b/include/drm/drm_panel.h
@@ -188,13 +188,6 @@ struct drm_panel {
 	 * Panel entry in registry.
 	 */
 	struct list_head list;
-
-	/**
-	 * @dsc:
-	 *
-	 * Panel DSC pps payload to be sent
-	 */
-	struct drm_dsc_config *dsc;
 };
 
 void drm_panel_init(struct drm_panel *panel, struct device *dev,
diff --git a/include/drm/drm_print.h b/include/drm/drm_print.h
index 22fabdeed297..a44fb7ef257f 100644
--- a/include/drm/drm_print.h
+++ b/include/drm/drm_print.h
@@ -31,11 +31,12 @@
 #include <linux/seq_file.h>
 #include <linux/device.h>
 #include <linux/debugfs.h>
+#include <linux/dynamic_debug.h>
 
 #include <drm/drm.h>
 
 /* Do *not* use outside of drm_print.[ch]! */
-extern unsigned int __drm_debug;
+extern unsigned long __drm_debug;
 
 /**
  * DOC: print
@@ -275,55 +276,75 @@ static inline struct drm_printer drm_err_printer(const char *prefix)
  *
  */
 enum drm_debug_category {
+	/* These names must match those in DYNAMIC_DEBUG_CLASSBITS */
 	/**
 	 * @DRM_UT_CORE: Used in the generic drm code: drm_ioctl.c, drm_mm.c,
 	 * drm_memory.c, ...
 	 */
-	DRM_UT_CORE		= 0x01,
+	DRM_UT_CORE,
 	/**
 	 * @DRM_UT_DRIVER: Used in the vendor specific part of the driver: i915,
 	 * radeon, ... macro.
 	 */
-	DRM_UT_DRIVER		= 0x02,
+	DRM_UT_DRIVER,
 	/**
 	 * @DRM_UT_KMS: Used in the modesetting code.
 	 */
-	DRM_UT_KMS		= 0x04,
+	DRM_UT_KMS,
 	/**
 	 * @DRM_UT_PRIME: Used in the prime code.
 	 */
-	DRM_UT_PRIME		= 0x08,
+	DRM_UT_PRIME,
 	/**
 	 * @DRM_UT_ATOMIC: Used in the atomic code.
 	 */
-	DRM_UT_ATOMIC		= 0x10,
+	DRM_UT_ATOMIC,
 	/**
 	 * @DRM_UT_VBL: Used for verbose debug message in the vblank code.
 	 */
-	DRM_UT_VBL		= 0x20,
+	DRM_UT_VBL,
 	/**
 	 * @DRM_UT_STATE: Used for verbose atomic state debugging.
 	 */
-	DRM_UT_STATE		= 0x40,
+	DRM_UT_STATE,
 	/**
 	 * @DRM_UT_LEASE: Used in the lease code.
 	 */
-	DRM_UT_LEASE		= 0x80,
+	DRM_UT_LEASE,
 	/**
 	 * @DRM_UT_DP: Used in the DP code.
 	 */
-	DRM_UT_DP		= 0x100,
+	DRM_UT_DP,
 	/**
 	 * @DRM_UT_DRMRES: Used in the drm managed resources code.
 	 */
-	DRM_UT_DRMRES		= 0x200,
+	DRM_UT_DRMRES
 };
 
-static inline bool drm_debug_enabled(enum drm_debug_category category)
+static inline bool drm_debug_enabled_raw(enum drm_debug_category category)
 {
-	return unlikely(__drm_debug & category);
+	return unlikely(__drm_debug & BIT(category));
 }
 
+#define drm_debug_enabled_instrumented(category)			\
+	({								\
+		pr_debug("todo: is this frequent enough to optimize ?\n"); \
+		drm_debug_enabled_raw(category);			\
+	})
+
+#if defined(CONFIG_DRM_USE_DYNAMIC_DEBUG)
+/*
+ * the drm.debug API uses dyndbg, so each drm_*dbg macro/callsite gets
+ * a descriptor, and only enabled callsites are reachable.  They use
+ * the private macro to avoid re-testing the enable-bit.
+ */
+#define __drm_debug_enabled(category)	true
+#define drm_debug_enabled(category)	drm_debug_enabled_instrumented(category)
+#else
+#define __drm_debug_enabled(category)	drm_debug_enabled_raw(category)
+#define drm_debug_enabled(category)	drm_debug_enabled_raw(category)
+#endif
+
 /*
  * struct device based logging
  *
@@ -333,9 +354,10 @@ static inline bool drm_debug_enabled(enum drm_debug_category category)
 __printf(3, 4)
 void drm_dev_printk(const struct device *dev, const char *level,
 		    const char *format, ...);
-__printf(3, 4)
-void drm_dev_dbg(const struct device *dev, enum drm_debug_category category,
-		 const char *format, ...);
+struct _ddebug;
+__printf(4, 5)
+void __drm_dev_dbg(struct _ddebug *desc, const struct device *dev,
+		   enum drm_debug_category category, const char *format, ...);
 
 /**
  * DRM_DEV_ERROR() - Error output.
@@ -383,6 +405,15 @@ void drm_dev_dbg(const struct device *dev, enum drm_debug_category category,
 	}								\
 })
 
+#if !defined(CONFIG_DRM_USE_DYNAMIC_DEBUG)
+#define drm_dev_dbg(dev, cat, fmt, ...)				\
+	__drm_dev_dbg(NULL, dev, cat, fmt, ##__VA_ARGS__)
+#else
+#define drm_dev_dbg(dev, cat, fmt, ...)				\
+	_dynamic_func_call_cls(cat, fmt, __drm_dev_dbg,		\
+			       dev, cat, fmt, ##__VA_ARGS__)
+#endif
+
 /**
  * DRM_DEV_DEBUG() - Debug output for generic drm code
  *
@@ -457,7 +488,7 @@ void drm_dev_dbg(const struct device *dev, enum drm_debug_category category,
 
 #define drm_dbg_core(drm, fmt, ...)					\
 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_CORE, fmt, ##__VA_ARGS__)
-#define drm_dbg(drm, fmt, ...)						\
+#define drm_dbg_driver(drm, fmt, ...)						\
 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DRIVER, fmt, ##__VA_ARGS__)
 #define drm_dbg_kms(drm, fmt, ...)					\
 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_KMS, fmt, ##__VA_ARGS__)
@@ -476,6 +507,7 @@ void drm_dev_dbg(const struct device *dev, enum drm_debug_category category,
 #define drm_dbg_drmres(drm, fmt, ...)					\
 	drm_dev_dbg((drm) ? (drm)->dev : NULL, DRM_UT_DRMRES, fmt, ##__VA_ARGS__)
 
+#define drm_dbg(drm, fmt, ...)	drm_dbg_driver(drm, fmt, ##__VA_ARGS__)
 
 /*
  * printk based logging
@@ -483,11 +515,19 @@ void drm_dev_dbg(const struct device *dev, enum drm_debug_category category,
  * Prefer drm_device based logging over device or prink based logging.
  */
 
-__printf(2, 3)
-void __drm_dbg(enum drm_debug_category category, const char *format, ...);
+__printf(3, 4)
+void ___drm_dbg(struct _ddebug *desc, enum drm_debug_category category, const char *format, ...);
 __printf(1, 2)
 void __drm_err(const char *format, ...);
 
+#if !defined(CONFIG_DRM_USE_DYNAMIC_DEBUG)
+#define __drm_dbg(fmt, ...)		___drm_dbg(NULL, fmt, ##__VA_ARGS__)
+#else
+#define __drm_dbg(cat, fmt, ...)					\
+	_dynamic_func_call_cls(cat, fmt, ___drm_dbg,			\
+			       cat, fmt, ##__VA_ARGS__)
+#endif
+
 /* Macros to make printk easier */
 
 #define _DRM_PRINTK(once, level, fmt, ...)				\
diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h
index 278031aa2e84..4a4c190f7698 100644
--- a/include/drm/i915_pciids.h
+++ b/include/drm/i915_pciids.h
@@ -641,6 +641,7 @@
 	INTEL_VGA_DEVICE(0x4682, info), \
 	INTEL_VGA_DEVICE(0x4688, info), \
 	INTEL_VGA_DEVICE(0x468A, info), \
+	INTEL_VGA_DEVICE(0x468B, info), \
 	INTEL_VGA_DEVICE(0x4690, info), \
 	INTEL_VGA_DEVICE(0x4692, info), \
 	INTEL_VGA_DEVICE(0x4693, info)