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-rw-r--r--include/drm/drmP.h40
-rw-r--r--include/drm/drm_crtc.h37
-rw-r--r--include/drm/drm_fixed.h94
-rw-r--r--include/drm/drm_gem_cma_helper.h12
-rw-r--r--include/drm/drm_mm.h38
-rw-r--r--include/drm/drm_os_linux.h16
-rw-r--r--include/drm/drm_pciids.h24
-rw-r--r--include/drm/drm_rect.h167
-rw-r--r--include/drm/i915_powerwell.h36
-rw-r--r--include/drm/ttm/ttm_bo_api.h37
-rw-r--r--include/drm/ttm/ttm_bo_driver.h169
-rw-r--r--include/drm/ttm/ttm_execbuf_util.h12
12 files changed, 485 insertions, 197 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 63d17ee..12083dc 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -55,16 +55,13 @@
#include <linux/mm.h>
#include <linux/cdev.h>
#include <linux/mutex.h>
+#include <linux/io.h>
#include <linux/slab.h>
#if defined(__alpha__) || defined(__powerpc__)
#include <asm/pgtable.h> /* For pte_wrprotect */
#endif
-#include <asm/io.h>
#include <asm/mman.h>
#include <asm/uaccess.h>
-#ifdef CONFIG_MTRR
-#include <asm/mtrr.h>
-#endif
#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE)
#include <linux/types.h>
#include <linux/agp_backend.h>
@@ -933,12 +930,15 @@ struct drm_driver {
struct dma_buf *dma_buf);
/* low-level interface used by drm_gem_prime_{import,export} */
int (*gem_prime_pin)(struct drm_gem_object *obj);
+ void (*gem_prime_unpin)(struct drm_gem_object *obj);
struct sg_table *(*gem_prime_get_sg_table)(struct drm_gem_object *obj);
struct drm_gem_object *(*gem_prime_import_sg_table)(
struct drm_device *dev, size_t size,
struct sg_table *sgt);
void *(*gem_prime_vmap)(struct drm_gem_object *obj);
void (*gem_prime_vunmap)(struct drm_gem_object *obj, void *vaddr);
+ int (*gem_prime_mmap)(struct drm_gem_object *obj,
+ struct vm_area_struct *vma);
/* vga arb irq handler */
void (*vgaarb_irq)(struct drm_device *dev, bool state);
@@ -1250,37 +1250,8 @@ static inline int drm_core_has_MTRR(struct drm_device *dev)
{
return drm_core_check_feature(dev, DRIVER_USE_MTRR);
}
-
-#define DRM_MTRR_WC MTRR_TYPE_WRCOMB
-
-static inline int drm_mtrr_add(unsigned long offset, unsigned long size,
- unsigned int flags)
-{
- return mtrr_add(offset, size, flags, 1);
-}
-
-static inline int drm_mtrr_del(int handle, unsigned long offset,
- unsigned long size, unsigned int flags)
-{
- return mtrr_del(handle, offset, size);
-}
-
#else
#define drm_core_has_MTRR(dev) (0)
-
-#define DRM_MTRR_WC 0
-
-static inline int drm_mtrr_add(unsigned long offset, unsigned long size,
- unsigned int flags)
-{
- return 0;
-}
-
-static inline int drm_mtrr_del(int handle, unsigned long offset,
- unsigned long size, unsigned int flags)
-{
- return 0;
-}
#endif
static inline void drm_device_set_unplugged(struct drm_device *dev)
@@ -1630,7 +1601,6 @@ extern void drm_sysfs_destroy(void);
extern int drm_sysfs_device_add(struct drm_minor *minor);
extern void drm_sysfs_hotplug_event(struct drm_device *dev);
extern void drm_sysfs_device_remove(struct drm_minor *minor);
-extern char *drm_get_connector_status_name(enum drm_connector_status status);
extern int drm_sysfs_connector_add(struct drm_connector *connector);
extern void drm_sysfs_connector_remove(struct drm_connector *connector);
@@ -1648,6 +1618,8 @@ int drm_gem_private_object_init(struct drm_device *dev,
void drm_gem_object_handle_free(struct drm_gem_object *obj);
void drm_gem_vm_open(struct vm_area_struct *vma);
void drm_gem_vm_close(struct vm_area_struct *vma);
+int drm_gem_mmap_obj(struct drm_gem_object *obj, unsigned long obj_size,
+ struct vm_area_struct *vma);
int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
#include <drm/drm_global.h>
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index adb3f9b..fa12a2f 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -339,6 +339,9 @@ struct drm_crtc_funcs {
/* cursor controls */
int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv,
uint32_t handle, uint32_t width, uint32_t height);
+ int (*cursor_set2)(struct drm_crtc *crtc, struct drm_file *file_priv,
+ uint32_t handle, uint32_t width, uint32_t height,
+ int32_t hot_x, int32_t hot_y);
int (*cursor_move)(struct drm_crtc *crtc, int x, int y);
/* Set gamma on the CRTC */
@@ -409,6 +412,10 @@ struct drm_crtc {
/* framebuffer the connector is currently bound to */
struct drm_framebuffer *fb;
+ /* Temporary tracking of the old fb while a modeset is ongoing. Used
+ * by drm_mode_set_config_internal to implement correct refcounting. */
+ struct drm_framebuffer *old_fb;
+
bool enabled;
/* Requested mode from modesetting. */
@@ -654,11 +661,7 @@ struct drm_plane_funcs {
* @format_count: number of formats supported
* @crtc: currently bound CRTC
* @fb: currently bound fb
- * @gamma_size: size of gamma table
- * @gamma_store: gamma correction table
- * @enabled: enabled flag
* @funcs: helper functions
- * @helper_private: storage for drver layer
* @properties: property tracking for this plane
*/
struct drm_plane {
@@ -674,14 +677,7 @@ struct drm_plane {
struct drm_crtc *crtc;
struct drm_framebuffer *fb;
- /* CRTC gamma size for reporting to userspace */
- uint32_t gamma_size;
- uint16_t *gamma_store;
-
- bool enabled;
-
const struct drm_plane_funcs *funcs;
- void *helper_private;
struct drm_object_properties properties;
};
@@ -894,15 +890,17 @@ extern int drm_plane_init(struct drm_device *dev,
const uint32_t *formats, uint32_t format_count,
bool priv);
extern void drm_plane_cleanup(struct drm_plane *plane);
+extern void drm_plane_force_disable(struct drm_plane *plane);
extern void drm_encoder_cleanup(struct drm_encoder *encoder);
-extern char *drm_get_connector_name(struct drm_connector *connector);
-extern char *drm_get_dpms_name(int val);
-extern char *drm_get_dvi_i_subconnector_name(int val);
-extern char *drm_get_dvi_i_select_name(int val);
-extern char *drm_get_tv_subconnector_name(int val);
-extern char *drm_get_tv_select_name(int val);
+extern const char *drm_get_connector_name(const struct drm_connector *connector);
+extern const char *drm_get_connector_status_name(enum drm_connector_status status);
+extern const char *drm_get_dpms_name(int val);
+extern const char *drm_get_dvi_i_subconnector_name(int val);
+extern const char *drm_get_dvi_i_select_name(int val);
+extern const char *drm_get_tv_subconnector_name(int val);
+extern const char *drm_get_tv_select_name(int val);
extern void drm_fb_release(struct drm_file *file_priv);
extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group);
extern bool drm_probe_ddc(struct i2c_adapter *adapter);
@@ -994,7 +992,7 @@ extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats
extern int drm_mode_create_scaling_mode_property(struct drm_device *dev);
extern int drm_mode_create_dithering_property(struct drm_device *dev);
extern int drm_mode_create_dirty_info_property(struct drm_device *dev);
-extern char *drm_get_encoder_name(struct drm_encoder *encoder);
+extern const char *drm_get_encoder_name(const struct drm_encoder *encoder);
extern int drm_mode_connector_attach_encoder(struct drm_connector *connector,
struct drm_encoder *encoder);
@@ -1022,6 +1020,8 @@ extern int drm_mode_setplane(struct drm_device *dev,
void *data, struct drm_file *file_priv);
extern int drm_mode_cursor_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv);
+extern int drm_mode_cursor2_ioctl(struct drm_device *dev,
+ void *data, struct drm_file *file_priv);
extern int drm_mode_addfb(struct drm_device *dev,
void *data, struct drm_file *file_priv);
extern int drm_mode_addfb2(struct drm_device *dev,
@@ -1094,5 +1094,6 @@ extern int drm_format_num_planes(uint32_t format);
extern int drm_format_plane_cpp(uint32_t format, int plane);
extern int drm_format_horz_chroma_subsampling(uint32_t format);
extern int drm_format_vert_chroma_subsampling(uint32_t format);
+extern const char *drm_get_format_name(uint32_t format);
#endif /* __DRM_CRTC_H__ */
diff --git a/include/drm/drm_fixed.h b/include/drm/drm_fixed.h
index 0ead502..f5e1168 100644
--- a/include/drm/drm_fixed.h
+++ b/include/drm/drm_fixed.h
@@ -20,10 +20,13 @@
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Dave Airlie
+ * Christian König
*/
#ifndef DRM_FIXED_H
#define DRM_FIXED_H
+#include <linux/math64.h>
+
typedef union dfixed {
u32 full;
} fixed20_12;
@@ -65,4 +68,95 @@ static inline u32 dfixed_div(fixed20_12 A, fixed20_12 B)
tmp /= 2;
return lower_32_bits(tmp);
}
+
+#define DRM_FIXED_POINT 32
+#define DRM_FIXED_ONE (1ULL << DRM_FIXED_POINT)
+#define DRM_FIXED_DECIMAL_MASK (DRM_FIXED_ONE - 1)
+#define DRM_FIXED_DIGITS_MASK (~DRM_FIXED_DECIMAL_MASK)
+
+static inline s64 drm_int2fixp(int a)
+{
+ return ((s64)a) << DRM_FIXED_POINT;
+}
+
+static inline int drm_fixp2int(int64_t a)
+{
+ return ((s64)a) >> DRM_FIXED_POINT;
+}
+
+static inline s64 drm_fixp_msbset(int64_t a)
+{
+ unsigned shift, sign = (a >> 63) & 1;
+
+ for (shift = 62; shift > 0; --shift)
+ if ((a >> shift) != sign)
+ return shift;
+
+ return 0;
+}
+
+static inline s64 drm_fixp_mul(s64 a, s64 b)
+{
+ unsigned shift = drm_fixp_msbset(a) + drm_fixp_msbset(b);
+ s64 result;
+
+ if (shift > 63) {
+ shift = shift - 63;
+ a >>= shift >> 1;
+ b >>= shift >> 1;
+ } else
+ shift = 0;
+
+ result = a * b;
+
+ if (shift > DRM_FIXED_POINT)
+ return result << (shift - DRM_FIXED_POINT);
+
+ if (shift < DRM_FIXED_POINT)
+ return result >> (DRM_FIXED_POINT - shift);
+
+ return result;
+}
+
+static inline s64 drm_fixp_div(s64 a, s64 b)
+{
+ unsigned shift = 63 - drm_fixp_msbset(a);
+ s64 result;
+
+ a <<= shift;
+
+ if (shift < DRM_FIXED_POINT)
+ b >>= (DRM_FIXED_POINT - shift);
+
+ result = div64_s64(a, b);
+
+ if (shift > DRM_FIXED_POINT)
+ return result >> (shift - DRM_FIXED_POINT);
+
+ return result;
+}
+
+static inline s64 drm_fixp_exp(s64 x)
+{
+ s64 tolerance = div64_s64(DRM_FIXED_ONE, 1000000);
+ s64 sum = DRM_FIXED_ONE, term, y = x;
+ u64 count = 1;
+
+ if (x < 0)
+ y = -1 * x;
+
+ term = y;
+
+ while (term >= tolerance) {
+ sum = sum + term;
+ count = count + 1;
+ term = drm_fixp_mul(term, div64_s64(y, count));
+ }
+
+ if (x < 0)
+ sum = drm_fixp_div(1, sum);
+
+ return sum;
+}
+
#endif
diff --git a/include/drm/drm_gem_cma_helper.h b/include/drm/drm_gem_cma_helper.h
index 63397ce..c34f27f 100644
--- a/include/drm/drm_gem_cma_helper.h
+++ b/include/drm/drm_gem_cma_helper.h
@@ -4,6 +4,9 @@
struct drm_gem_cma_object {
struct drm_gem_object base;
dma_addr_t paddr;
+ struct sg_table *sgt;
+
+ /* For objects with DMA memory allocated by GEM CMA */
void *vaddr;
};
@@ -45,4 +48,13 @@ extern const struct vm_operations_struct drm_gem_cma_vm_ops;
void drm_gem_cma_describe(struct drm_gem_cma_object *obj, struct seq_file *m);
#endif
+struct sg_table *drm_gem_cma_prime_get_sg_table(struct drm_gem_object *obj);
+struct drm_gem_object *
+drm_gem_cma_prime_import_sg_table(struct drm_device *dev, size_t size,
+ struct sg_table *sgt);
+int drm_gem_cma_prime_mmap(struct drm_gem_object *obj,
+ struct vm_area_struct *vma);
+void *drm_gem_cma_prime_vmap(struct drm_gem_object *obj);
+void drm_gem_cma_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
+
#endif /* __DRM_GEM_CMA_HELPER_H__ */
diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h
index 88591ef..4d06edb 100644
--- a/include/drm/drm_mm.h
+++ b/include/drm/drm_mm.h
@@ -177,17 +177,6 @@ static inline struct drm_mm_node *drm_mm_get_block_range(
return drm_mm_get_block_range_generic(parent, size, alignment, 0,
start, end, 0);
}
-static inline struct drm_mm_node *drm_mm_get_color_block_range(
- struct drm_mm_node *parent,
- unsigned long size,
- unsigned alignment,
- unsigned long color,
- unsigned long start,
- unsigned long end)
-{
- return drm_mm_get_block_range_generic(parent, size, alignment, color,
- start, end, 0);
-}
static inline struct drm_mm_node *drm_mm_get_block_atomic_range(
struct drm_mm_node *parent,
unsigned long size,
@@ -255,29 +244,10 @@ static inline struct drm_mm_node *drm_mm_search_free_in_range(
return drm_mm_search_free_in_range_generic(mm, size, alignment, 0,
start, end, best_match);
}
-static inline struct drm_mm_node *drm_mm_search_free_color(const struct drm_mm *mm,
- unsigned long size,
- unsigned alignment,
- unsigned long color,
- bool best_match)
-{
- return drm_mm_search_free_generic(mm,size, alignment, color, best_match);
-}
-static inline struct drm_mm_node *drm_mm_search_free_in_range_color(
- const struct drm_mm *mm,
- unsigned long size,
- unsigned alignment,
- unsigned long color,
- unsigned long start,
- unsigned long end,
- bool best_match)
-{
- return drm_mm_search_free_in_range_generic(mm, size, alignment, color,
- start, end, best_match);
-}
-extern int drm_mm_init(struct drm_mm *mm,
- unsigned long start,
- unsigned long size);
+
+extern void drm_mm_init(struct drm_mm *mm,
+ unsigned long start,
+ unsigned long size);
extern void drm_mm_takedown(struct drm_mm *mm);
extern int drm_mm_clean(struct drm_mm *mm);
extern int drm_mm_pre_get(struct drm_mm *mm);
diff --git a/include/drm/drm_os_linux.h b/include/drm/drm_os_linux.h
index 675ddf4..815fafc 100644
--- a/include/drm/drm_os_linux.h
+++ b/include/drm/drm_os_linux.h
@@ -65,22 +65,6 @@ struct no_agp_kern {
#define DRM_AGP_KERN struct no_agp_kern
#endif
-#if !(__OS_HAS_MTRR)
-static __inline__ int mtrr_add(unsigned long base, unsigned long size,
- unsigned int type, char increment)
-{
- return -ENODEV;
-}
-
-static __inline__ int mtrr_del(int reg, unsigned long base, unsigned long size)
-{
- return -ENODEV;
-}
-
-#define MTRR_TYPE_WRCOMB 1
-
-#endif
-
/** Other copying of data to kernel space */
#define DRM_COPY_FROM_USER(arg1, arg2, arg3) \
copy_from_user(arg1, arg2, arg3)
diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index bb1bc48..34efaf6 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -152,6 +152,14 @@
{0x1002, 0x6621, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6623, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6631, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_OLAND|RADEON_NEW_MEMMAP}, \
+ {0x1002, 0x6640, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+ {0x1002, 0x6641, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
+ {0x1002, 0x6649, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_NEW_MEMMAP}, \
+ {0x1002, 0x6650, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_NEW_MEMMAP}, \
+ {0x1002, 0x6651, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_NEW_MEMMAP}, \
+ {0x1002, 0x6658, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_NEW_MEMMAP}, \
+ {0x1002, 0x665c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_NEW_MEMMAP}, \
+ {0x1002, 0x665d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BONAIRE|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6660, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6663, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6664, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HAINAN|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
@@ -580,6 +588,22 @@
{0x1002, 0x9808, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
{0x1002, 0x9809, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
{0x1002, 0x980A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x9830, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x9831, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x9832, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x9833, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x9834, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x9835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x9836, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x9837, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x9838, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x9839, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x983a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x983b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x983c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x983d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x983e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
+ {0x1002, 0x983f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_KABINI|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
{0x1002, 0x9900, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
{0x1002, 0x9901, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
{0x1002, 0x9903, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARUBA|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \
diff --git a/include/drm/drm_rect.h b/include/drm/drm_rect.h
new file mode 100644
index 0000000..d128629
--- /dev/null
+++ b/include/drm/drm_rect.h
@@ -0,0 +1,167 @@
+/*
+ * Copyright (C) 2011-2013 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef DRM_RECT_H
+#define DRM_RECT_H
+
+/**
+ * DOC: rect utils
+ *
+ * Utility functions to help manage rectangular areas for
+ * clipping, scaling, etc. calculations.
+ */
+
+/**
+ * struct drm_rect - two dimensional rectangle
+ * @x1: horizontal starting coordinate (inclusive)
+ * @x2: horizontal ending coordinate (exclusive)
+ * @y1: vertical starting coordinate (inclusive)
+ * @y2: vertical ending coordinate (exclusive)
+ */
+struct drm_rect {
+ int x1, y1, x2, y2;
+};
+
+/**
+ * drm_rect_adjust_size - adjust the size of the rectangle
+ * @r: rectangle to be adjusted
+ * @dw: horizontal adjustment
+ * @dh: vertical adjustment
+ *
+ * Change the size of rectangle @r by @dw in the horizontal direction,
+ * and by @dh in the vertical direction, while keeping the center
+ * of @r stationary.
+ *
+ * Positive @dw and @dh increase the size, negative values decrease it.
+ */
+static inline void drm_rect_adjust_size(struct drm_rect *r, int dw, int dh)
+{
+ r->x1 -= dw >> 1;
+ r->y1 -= dh >> 1;
+ r->x2 += (dw + 1) >> 1;
+ r->y2 += (dh + 1) >> 1;
+}
+
+/**
+ * drm_rect_translate - translate the rectangle
+ * @r: rectangle to be tranlated
+ * @dx: horizontal translation
+ * @dy: vertical translation
+ *
+ * Move rectangle @r by @dx in the horizontal direction,
+ * and by @dy in the vertical direction.
+ */
+static inline void drm_rect_translate(struct drm_rect *r, int dx, int dy)
+{
+ r->x1 += dx;
+ r->y1 += dy;
+ r->x2 += dx;
+ r->y2 += dy;
+}
+
+/**
+ * drm_rect_downscale - downscale a rectangle
+ * @r: rectangle to be downscaled
+ * @horz: horizontal downscale factor
+ * @vert: vertical downscale factor
+ *
+ * Divide the coordinates of rectangle @r by @horz and @vert.
+ */
+static inline void drm_rect_downscale(struct drm_rect *r, int horz, int vert)
+{
+ r->x1 /= horz;
+ r->y1 /= vert;
+ r->x2 /= horz;
+ r->y2 /= vert;
+}
+
+/**
+ * drm_rect_width - determine the rectangle width
+ * @r: rectangle whose width is returned
+ *
+ * RETURNS:
+ * The width of the rectangle.
+ */
+static inline int drm_rect_width(const struct drm_rect *r)
+{
+ return r->x2 - r->x1;
+}
+
+/**
+ * drm_rect_height - determine the rectangle height
+ * @r: rectangle whose height is returned
+ *
+ * RETURNS:
+ * The height of the rectangle.
+ */
+static inline int drm_rect_height(const struct drm_rect *r)
+{
+ return r->y2 - r->y1;
+}
+
+/**
+ * drm_rect_visible - determine if the the rectangle is visible
+ * @r: rectangle whose visibility is returned
+ *
+ * RETURNS:
+ * %true if the rectangle is visible, %false otherwise.
+ */
+static inline bool drm_rect_visible(const struct drm_rect *r)
+{
+ return drm_rect_width(r) > 0 && drm_rect_height(r) > 0;
+}
+
+/**
+ * drm_rect_equals - determine if two rectangles are equal
+ * @r1: first rectangle
+ * @r2: second rectangle
+ *
+ * RETURNS:
+ * %true if the rectangles are equal, %false otherwise.
+ */
+static inline bool drm_rect_equals(const struct drm_rect *r1,
+ const struct drm_rect *r2)
+{
+ return r1->x1 == r2->x1 && r1->x2 == r2->x2 &&
+ r1->y1 == r2->y1 && r1->y2 == r2->y2;
+}
+
+bool drm_rect_intersect(struct drm_rect *r, const struct drm_rect *clip);
+bool drm_rect_clip_scaled(struct drm_rect *src, struct drm_rect *dst,
+ const struct drm_rect *clip,
+ int hscale, int vscale);
+int drm_rect_calc_hscale(const struct drm_rect *src,
+ const struct drm_rect *dst,
+ int min_hscale, int max_hscale);
+int drm_rect_calc_vscale(const struct drm_rect *src,
+ const struct drm_rect *dst,
+ int min_vscale, int max_vscale);
+int drm_rect_calc_hscale_relaxed(struct drm_rect *src,
+ struct drm_rect *dst,
+ int min_hscale, int max_hscale);
+int drm_rect_calc_vscale_relaxed(struct drm_rect *src,
+ struct drm_rect *dst,
+ int min_vscale, int max_vscale);
+void drm_rect_debug_print(const struct drm_rect *r, bool fixed_point);
+
+#endif
diff --git a/include/drm/i915_powerwell.h b/include/drm/i915_powerwell.h
new file mode 100644
index 0000000..cfdc884
--- /dev/null
+++ b/include/drm/i915_powerwell.h
@@ -0,0 +1,36 @@
+/**************************************************************************
+ *
+ * Copyright 2013 Intel Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ **************************************************************************/
+
+#ifndef _I915_POWERWELL_H_
+#define _I915_POWERWELL_H_
+
+/* For use by hda_i915 driver */
+extern void i915_request_power_well(void);
+extern void i915_release_power_well(void);
+
+#endif /* _I915_POWERWELL_H_ */
diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index 3cb5d84..8a6aa56 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -39,6 +39,7 @@
#include <linux/mm.h>
#include <linux/rbtree.h>
#include <linux/bitmap.h>
+#include <linux/reservation.h>
struct ttm_bo_device;
@@ -153,7 +154,6 @@ struct ttm_tt;
* Lru lists may keep one refcount, the delayed delete list, and kref != 0
* keeps one refcount. When this refcount reaches zero,
* the object is destroyed.
- * @event_queue: Queue for processes waiting on buffer object status change.
* @mem: structure describing current placement.
* @persistent_swap_storage: Usually the swap storage is deleted for buffers
* pinned in physical memory. If this behaviour is not desired, this member
@@ -164,12 +164,6 @@ struct ttm_tt;
* @lru: List head for the lru list.
* @ddestroy: List head for the delayed destroy list.
* @swap: List head for swap LRU list.
- * @val_seq: Sequence of the validation holding the @reserved lock.
- * Used to avoid starvation when many processes compete to validate the
- * buffer. This member is protected by the bo_device::lru_lock.
- * @seq_valid: The value of @val_seq is valid. This value is protected by
- * the bo_device::lru_lock.
- * @reserved: Deadlock-free lock used for synchronization state transitions.
* @sync_obj: Pointer to a synchronization object.
* @priv_flags: Flags describing buffer object internal state.
* @vm_rb: Rb node for the vm rb tree.
@@ -209,10 +203,9 @@ struct ttm_buffer_object {
struct kref kref;
struct kref list_kref;
- wait_queue_head_t event_queue;
/**
- * Members protected by the bo::reserved lock.
+ * Members protected by the bo::resv::reserved lock.
*/
struct ttm_mem_reg mem;
@@ -234,15 +227,6 @@ struct ttm_buffer_object {
struct list_head ddestroy;
struct list_head swap;
struct list_head io_reserve_lru;
- uint32_t val_seq;
- bool seq_valid;
-
- /**
- * Members protected by the bdev::lru_lock
- * only when written to.
- */
-
- atomic_t reserved;
/**
* Members protected by struct buffer_object_device::fence_lock
@@ -272,6 +256,9 @@ struct ttm_buffer_object {
uint32_t cur_placement;
struct sg_table *sg;
+
+ struct reservation_object *resv;
+ struct reservation_object ttm_resv;
};
/**
@@ -725,18 +712,4 @@ extern ssize_t ttm_bo_io(struct ttm_bo_device *bdev, struct file *filp,
extern void ttm_bo_swapout_all(struct ttm_bo_device *bdev);
-/**
- * ttm_bo_is_reserved - return an indication if a ttm buffer object is reserved
- *
- * @bo: The buffer object to check.
- *
- * This function returns an indication if a bo is reserved or not, and should
- * only be used to print an error when it is not from incorrect api usage, since
- * there's no guarantee that it is the caller that is holding the reservation.
- */
-static inline bool ttm_bo_is_reserved(struct ttm_buffer_object *bo)
-{
- return atomic_read(&bo->reserved);
-}
-
#endif
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 9c8dca7..984fc2d 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -33,11 +33,13 @@
#include <ttm/ttm_bo_api.h>
#include <ttm/ttm_memory.h>
#include <ttm/ttm_module.h>
+#include <ttm/ttm_placement.h>
#include <drm/drm_mm.h>
#include <drm/drm_global.h>
#include <linux/workqueue.h>
#include <linux/fs.h>
#include <linux/spinlock.h>
+#include <linux/reservation.h>
struct ttm_backend_func {
/**
@@ -771,6 +773,55 @@ extern int ttm_mem_io_lock(struct ttm_mem_type_manager *man,
bool interruptible);
extern void ttm_mem_io_unlock(struct ttm_mem_type_manager *man);
+extern void ttm_bo_del_sub_from_lru(struct ttm_buffer_object *bo);
+extern void ttm_bo_add_to_lru(struct ttm_buffer_object *bo);
+
+/**
+ * ttm_bo_reserve_nolru:
+ *
+ * @bo: A pointer to a struct ttm_buffer_object.
+ * @interruptible: Sleep interruptible if waiting.
+ * @no_wait: Don't sleep while trying to reserve, rather return -EBUSY.
+ * @use_ticket: If @bo is already reserved, Only sleep waiting for
+ * it to become unreserved if @ticket->stamp is older.
+ *
+ * Will not remove reserved buffers from the lru lists.
+ * Otherwise identical to ttm_bo_reserve.
+ *
+ * Returns:
+ * -EDEADLK: The reservation may cause a deadlock.
+ * Release all buffer reservations, wait for @bo to become unreserved and
+ * try again. (only if use_sequence == 1).
+ * -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by
+ * a signal. Release all buffer reservations and return to user-space.
+ * -EBUSY: The function needed to sleep, but @no_wait was true
+ * -EALREADY: Bo already reserved using @ticket. This error code will only
+ * be returned if @use_ticket is set to true.
+ */
+static inline int ttm_bo_reserve_nolru(struct ttm_buffer_object *bo,
+ bool interruptible,
+ bool no_wait, bool use_ticket,
+ struct ww_acquire_ctx *ticket)
+{
+ int ret = 0;
+
+ if (no_wait) {
+ bool success;
+ if (WARN_ON(ticket))
+ return -EBUSY;
+
+ success = ww_mutex_trylock(&bo->resv->lock);
+ return success ? 0 : -EBUSY;
+ }
+
+ if (interruptible)
+ ret = ww_mutex_lock_interruptible(&bo->resv->lock, ticket);
+ else
+ ret = ww_mutex_lock(&bo->resv->lock, ticket);
+ if (ret == -EINTR)
+ return -ERESTARTSYS;
+ return ret;
+}
/**
* ttm_bo_reserve:
@@ -778,8 +829,8 @@ extern void ttm_mem_io_unlock(struct ttm_mem_type_manager *man);
* @bo: A pointer to a struct ttm_buffer_object.
* @interruptible: Sleep interruptible if waiting.
* @no_wait: Don't sleep while trying to reserve, rather return -EBUSY.
- * @use_sequence: If @bo is already reserved, Only sleep waiting for
- * it to become unreserved if @sequence < (@bo)->sequence.
+ * @use_ticket: If @bo is already reserved, Only sleep waiting for
+ * it to become unreserved if @ticket->stamp is older.
*
* Locks a buffer object for validation. (Or prevents other processes from
* locking it for validation) and removes it from lru lists, while taking
@@ -793,7 +844,7 @@ extern void ttm_mem_io_unlock(struct ttm_mem_type_manager *man);
* Processes attempting to reserve multiple buffers other than for eviction,
* (typically execbuf), should first obtain a unique 32-bit
* validation sequence number,
- * and call this function with @use_sequence == 1 and @sequence == the unique
+ * and call this function with @use_ticket == 1 and @ticket->stamp == the unique
* sequence number. If upon call of this function, the buffer object is already
* reserved, the validation sequence is checked against the validation
* sequence of the process currently reserving the buffer,
@@ -808,36 +859,31 @@ extern void ttm_mem_io_unlock(struct ttm_mem_type_manager *man);
* will eventually succeed, preventing both deadlocks and starvation.
*
* Returns:
- * -EAGAIN: The reservation may cause a deadlock.
+ * -EDEADLK: The reservation may cause a deadlock.
* Release all buffer reservations, wait for @bo to become unreserved and
* try again. (only if use_sequence == 1).
* -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by
* a signal. Release all buffer reservations and return to user-space.
* -EBUSY: The function needed to sleep, but @no_wait was true
- * -EDEADLK: Bo already reserved using @sequence. This error code will only
- * be returned if @use_sequence is set to true.
+ * -EALREADY: Bo already reserved using @ticket. This error code will only
+ * be returned if @use_ticket is set to true.
*/
-extern int ttm_bo_reserve(struct ttm_buffer_object *bo,
- bool interruptible,
- bool no_wait, bool use_sequence, uint32_t sequence);
+static inline int ttm_bo_reserve(struct ttm_buffer_object *bo,
+ bool interruptible,
+ bool no_wait, bool use_ticket,
+ struct ww_acquire_ctx *ticket)
+{
+ int ret;
-/**
- * ttm_bo_reserve_slowpath_nolru:
- * @bo: A pointer to a struct ttm_buffer_object.
- * @interruptible: Sleep interruptible if waiting.
- * @sequence: Set (@bo)->sequence to this value after lock
- *
- * This is called after ttm_bo_reserve returns -EAGAIN and we backed off
- * from all our other reservations. Because there are no other reservations
- * held by us, this function cannot deadlock any more.
- *
- * Will not remove reserved buffers from the lru lists.
- * Otherwise identical to ttm_bo_reserve_slowpath.
- */
-extern int ttm_bo_reserve_slowpath_nolru(struct ttm_buffer_object *bo,
- bool interruptible,
- uint32_t sequence);
+ WARN_ON(!atomic_read(&bo->kref.refcount));
+ ret = ttm_bo_reserve_nolru(bo, interruptible, no_wait, use_ticket,
+ ticket);
+ if (likely(ret == 0))
+ ttm_bo_del_sub_from_lru(bo);
+
+ return ret;
+}
/**
* ttm_bo_reserve_slowpath:
@@ -849,54 +895,57 @@ extern int ttm_bo_reserve_slowpath_nolru(struct ttm_buffer_object *bo,
* from all our other reservations. Because there are no other reservations
* held by us, this function cannot deadlock any more.
*/
-extern int ttm_bo_reserve_slowpath(struct ttm_buffer_object *bo,
- bool interruptible, uint32_t sequence);
+static inline int ttm_bo_reserve_slowpath(struct ttm_buffer_object *bo,
+ bool interruptible,
+ struct ww_acquire_ctx *ticket)
+{
+ int ret = 0;
-/**
- * ttm_bo_reserve_nolru:
- *
- * @bo: A pointer to a struct ttm_buffer_object.
- * @interruptible: Sleep interruptible if waiting.
- * @no_wait: Don't sleep while trying to reserve, rather return -EBUSY.
- * @use_sequence: If @bo is already reserved, Only sleep waiting for
- * it to become unreserved if @sequence < (@bo)->sequence.
- *
- * Will not remove reserved buffers from the lru lists.
- * Otherwise identical to ttm_bo_reserve.
- *
- * Returns:
- * -EAGAIN: The reservation may cause a deadlock.
- * Release all buffer reservations, wait for @bo to become unreserved and
- * try again. (only if use_sequence == 1).
- * -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by
- * a signal. Release all buffer reservations and return to user-space.
- * -EBUSY: The function needed to sleep, but @no_wait was true
- * -EDEADLK: Bo already reserved using @sequence. This error code will only
- * be returned if @use_sequence is set to true.
- */
-extern int ttm_bo_reserve_nolru(struct ttm_buffer_object *bo,
- bool interruptible,
- bool no_wait, bool use_sequence,
- uint32_t sequence);
+ WARN_ON(!atomic_read(&bo->kref.refcount));
+
+ if (interruptible)
+ ret = ww_mutex_lock_slow_interruptible(&bo->resv->lock,
+ ticket);
+ else
+ ww_mutex_lock_slow(&bo->resv->lock, ticket);
+
+ if (likely(ret == 0))
+ ttm_bo_del_sub_from_lru(bo);
+ else if (ret == -EINTR)
+ ret = -ERESTARTSYS;
+
+ return ret;
+}
/**
- * ttm_bo_unreserve
- *
+ * ttm_bo_unreserve_ticket
* @bo: A pointer to a struct ttm_buffer_object.
+ * @ticket: ww_acquire_ctx used for reserving
*
- * Unreserve a previous reservation of @bo.
+ * Unreserve a previous reservation of @bo made with @ticket.
*/
-extern void ttm_bo_unreserve(struct ttm_buffer_object *bo);
+static inline void ttm_bo_unreserve_ticket(struct ttm_buffer_object *bo,
+ struct ww_acquire_ctx *t)
+{
+ if (!(bo->mem.placement & TTM_PL_FLAG_NO_EVICT)) {
+ spin_lock(&bo->glob->lru_lock);
+ ttm_bo_add_to_lru(bo);
+ spin_unlock(&bo->glob->lru_lock);
+ }
+ ww_mutex_unlock(&bo->resv->lock);
+}
/**
- * ttm_bo_unreserve_locked
+ * ttm_bo_unreserve
*
* @bo: A pointer to a struct ttm_buffer_object.
*
* Unreserve a previous reservation of @bo.
- * Needs to be called with struct ttm_bo_global::lru_lock held.
*/
-extern void ttm_bo_unreserve_locked(struct ttm_buffer_object *bo);
+static inline void ttm_bo_unreserve(struct ttm_buffer_object *bo)
+{
+ ttm_bo_unreserve_ticket(bo, NULL);
+}
/*
* ttm_bo_util.c
diff --git a/include/drm/ttm/ttm_execbuf_util.h b/include/drm/ttm/ttm_execbuf_util.h
index 547e19f..ec8a1d3 100644
--- a/include/drm/ttm/ttm_execbuf_util.h
+++ b/include/drm/ttm/ttm_execbuf_util.h
@@ -57,17 +57,20 @@ struct ttm_validate_buffer {
/**
* function ttm_eu_backoff_reservation
*
+ * @ticket: ww_acquire_ctx from reserve call
* @list: thread private list of ttm_validate_buffer structs.
*
* Undoes all buffer validation reservations for bos pointed to by
* the list entries.
*/
-extern void ttm_eu_backoff_reservation(struct list_head *list);
+extern void ttm_eu_backoff_reservation(struct ww_acquire_ctx *ticket,
+ struct list_head *list);
/**
* function ttm_eu_reserve_buffers
*
+ * @ticket: [out] ww_acquire_ctx returned by call.
* @list: thread private list of ttm_validate_buffer structs.
*
* Tries to reserve bos pointed to by the list entries for validation.
@@ -90,11 +93,13 @@ extern void ttm_eu_backoff_reservation(struct list_head *list);
* has failed.
*/
-extern int ttm_eu_reserve_buffers(struct list_head *list);
+extern int ttm_eu_reserve_buffers(struct ww_acquire_ctx *ticket,
+ struct list_head *list);
/**
* function ttm_eu_fence_buffer_objects.
*
+ * @ticket: ww_acquire_ctx from reserve call
* @list: thread private list of ttm_validate_buffer structs.
* @sync_obj: The new sync object for the buffers.
*
@@ -104,6 +109,7 @@ extern int ttm_eu_reserve_buffers(struct list_head *list);
*
*/
-extern void ttm_eu_fence_buffer_objects(struct list_head *list, void *sync_obj);
+extern void ttm_eu_fence_buffer_objects(struct ww_acquire_ctx *ticket,
+ struct list_head *list, void *sync_obj);
#endif