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-rw-r--r--include/drm/drmP.h81
-rw-r--r--include/drm/drm_agpsupport.h33
-rw-r--r--include/drm/drm_crtc.h30
-rw-r--r--include/drm/drm_crtc_helper.h4
-rw-r--r--include/drm/drm_dp_helper.h35
-rw-r--r--include/drm/drm_mipi_dsi.h158
-rw-r--r--include/drm/drm_os_linux.h37
-rw-r--r--include/drm/drm_panel.h82
-rw-r--r--include/drm/ttm/ttm_bo_driver.h9
-rw-r--r--include/drm/ttm/ttm_object.h18
-rw-r--r--include/linux/fb.h4
-rw-r--r--include/linux/host1x.h6
-rw-r--r--include/uapi/drm/drm.h1
-rw-r--r--include/uapi/drm/i915_drm.h21
-rw-r--r--include/uapi/drm/radeon_drm.h2
-rw-r--r--include/uapi/drm/vmwgfx_drm.h260
16 files changed, 668 insertions, 113 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 1d4a920ef7f..04086c5be93 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -56,6 +56,7 @@
#include <linux/mutex.h>
#include <linux/io.h>
#include <linux/slab.h>
+#include <linux/ratelimit.h>
#if defined(__alpha__) || defined(__powerpc__)
#include <asm/pgtable.h> /* For pte_wrprotect */
#endif
@@ -136,7 +137,6 @@ int drm_err(const char *func, const char *format, ...);
/* driver capabilities and requirements mask */
#define DRIVER_USE_AGP 0x1
-#define DRIVER_REQUIRE_AGP 0x2
#define DRIVER_PCI_DMA 0x8
#define DRIVER_SG 0x10
#define DRIVER_HAVE_DMA 0x20
@@ -180,6 +180,22 @@ int drm_err(const char *func, const char *format, ...);
#define DRM_ERROR(fmt, ...) \
drm_err(__func__, fmt, ##__VA_ARGS__)
+/**
+ * Rate limited error output. Like DRM_ERROR() but won't flood the log.
+ *
+ * \param fmt printf() like format string.
+ * \param arg arguments
+ */
+#define DRM_ERROR_RATELIMITED(fmt, ...) \
+({ \
+ static DEFINE_RATELIMIT_STATE(_rs, \
+ DEFAULT_RATELIMIT_INTERVAL, \
+ DEFAULT_RATELIMIT_BURST); \
+ \
+ if (__ratelimit(&_rs)) \
+ drm_err(__func__, fmt, ##__VA_ARGS__); \
+})
+
#define DRM_INFO(fmt, ...) \
printk(KERN_INFO "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
@@ -422,7 +438,6 @@ struct drm_file {
struct pid *pid;
kuid_t uid;
drm_magic_t magic;
- unsigned long ioctl_count;
struct list_head lhead;
struct drm_minor *minor;
unsigned long lock_count;
@@ -511,7 +526,7 @@ struct drm_device_dma {
*/
struct drm_agp_mem {
unsigned long handle; /**< handle */
- DRM_AGP_MEM *memory;
+ struct agp_memory *memory;
unsigned long bound; /**< address */
int pages;
struct list_head head;
@@ -523,7 +538,7 @@ struct drm_agp_mem {
* \sa drm_agp_init() and drm_device::agp.
*/
struct drm_agp_head {
- DRM_AGP_KERN agp_info; /**< AGP device information */
+ struct agp_kern_info agp_info; /**< AGP device information */
struct list_head memory;
unsigned long mode; /**< AGP mode */
struct agp_bridge_data *bridge;
@@ -607,13 +622,6 @@ struct drm_ati_pcigart_info {
};
/**
- * GEM specific mm private for tracking GEM objects
- */
-struct drm_gem_mm {
- struct drm_vma_offset_manager vma_manager;
-};
-
-/**
* This structure defines the drm_mm memory object, which will be used by the
* DRM for its buffer objects.
*/
@@ -750,10 +758,6 @@ struct drm_bus {
int (*set_unique)(struct drm_device *dev, struct drm_master *master,
struct drm_unique *unique);
int (*irq_by_busid)(struct drm_device *dev, struct drm_irq_busid *p);
- /* hooks that are for PCI */
- int (*agp_init)(struct drm_device *dev);
- void (*agp_destroy)(struct drm_device *dev);
-
};
/**
@@ -841,6 +845,7 @@ struct drm_driver {
*
* \param dev DRM device.
* \param crtc Id of the crtc to query.
+ * \param flags Flags from the caller (DRM_CALLED_FROM_VBLIRQ or 0).
* \param *vpos Target location for current vertical scanout position.
* \param *hpos Target location for current horizontal scanout position.
* \param *stime Target location for timestamp taken immediately before
@@ -863,6 +868,7 @@ struct drm_driver {
*
*/
int (*get_scanout_position) (struct drm_device *dev, int crtc,
+ unsigned int flags,
int *vpos, int *hpos, ktime_t *stime,
ktime_t *etime);
@@ -903,7 +909,7 @@ struct drm_driver {
/* these have to be filled in */
- irqreturn_t(*irq_handler) (DRM_IRQ_ARGS);
+ irqreturn_t(*irq_handler) (int irq, void *arg);
void (*irq_preinstall) (struct drm_device *dev);
int (*irq_postinstall) (struct drm_device *dev);
void (*irq_uninstall) (struct drm_device *dev);
@@ -995,8 +1001,8 @@ struct drm_driver {
} kdriver;
struct drm_bus *bus;
- /* List of devices hanging off this driver */
- struct list_head device_list;
+ /* List of devices hanging off this driver with stealth attach. */
+ struct list_head legacy_dev_list;
};
#define DRM_MINOR_UNASSIGNED 0
@@ -1085,7 +1091,7 @@ struct drm_vblank_crtc {
* may contain multiple heads.
*/
struct drm_device {
- struct list_head driver_item; /**< list of devices per driver */
+ struct list_head legacy_dev_list;/**< list of devices per driver for stealth attach cleanup */
char *devname; /**< For /proc/interrupts */
int if_version; /**< Highest interface version set */
@@ -1098,8 +1104,6 @@ struct drm_device {
/** \name Usage Counters */
/*@{ */
int open_count; /**< Outstanding files open */
- atomic_t ioctl_count; /**< Outstanding IOCTLs pending */
- atomic_t vma_count; /**< Outstanding vma areas open */
int buf_use; /**< Buffers in use -- cannot alloc */
atomic_t buf_alloc; /**< Buffer allocation in progress */
/*@} */
@@ -1176,7 +1180,6 @@ struct drm_device {
struct drm_sg_mem *sg; /**< Scatter gather memory */
unsigned int num_crtcs; /**< Number of CRTCs on this device */
void *dev_private; /**< device private data */
- void *mm_private;
struct address_space *dev_mapping;
struct drm_sigdata sigdata; /**< For block_all_signals */
sigset_t sigmask;
@@ -1194,6 +1197,7 @@ struct drm_device {
/*@{ */
struct mutex object_name_lock;
struct idr object_name_idr;
+ struct drm_vma_offset_manager *vma_offset_manager;
/*@} */
int switch_power_state;
@@ -1268,6 +1272,7 @@ extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait);
/* Memory management support (drm_memory.h) */
#include <drm/drm_memory.h>
+
/* Misc. IOCTL support (drm_ioctl.h) */
extern int drm_irq_by_busid(struct drm_device *dev, void *data,
struct drm_file *file_priv);
@@ -1398,8 +1403,10 @@ extern int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev,
int crtc, int *max_error,
struct timeval *vblank_time,
unsigned flags,
- struct drm_crtc *refcrtc);
-extern void drm_calc_timestamping_constants(struct drm_crtc *crtc);
+ const struct drm_crtc *refcrtc,
+ const struct drm_display_mode *mode);
+extern void drm_calc_timestamping_constants(struct drm_crtc *crtc,
+ const struct drm_display_mode *mode);
extern bool
drm_mode_parse_command_line_for_connector(const char *mode_option,
@@ -1461,6 +1468,30 @@ extern int drm_debugfs_create_files(const struct drm_info_list *files,
extern int drm_debugfs_remove_files(const struct drm_info_list *files,
int count, struct drm_minor *minor);
extern int drm_debugfs_cleanup(struct drm_minor *minor);
+#else
+static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id,
+ struct dentry *root)
+{
+ return 0;
+}
+
+static inline int drm_debugfs_create_files(const struct drm_info_list *files,
+ int count, struct dentry *root,
+ struct drm_minor *minor)
+{
+ return 0;
+}
+
+static inline int drm_debugfs_remove_files(const struct drm_info_list *files,
+ int count, struct drm_minor *minor)
+{
+ return 0;
+}
+
+static inline int drm_debugfs_cleanup(struct drm_minor *minor)
+{
+ return 0;
+}
#endif
/* Info file support */
@@ -1645,6 +1676,7 @@ static __inline__ int drm_pci_device_is_agp(struct drm_device *dev)
return pci_find_capability(dev->pdev, PCI_CAP_ID_AGP);
}
+void drm_pci_agp_destroy(struct drm_device *dev);
extern int drm_pci_init(struct drm_driver *driver, struct pci_driver *pdriver);
extern void drm_pci_exit(struct drm_driver *driver, struct pci_driver *pdriver);
@@ -1660,7 +1692,6 @@ extern int drm_pcie_get_speed_cap_mask(struct drm_device *dev, u32 *speed_mask);
/* platform section */
extern int drm_platform_init(struct drm_driver *driver, struct platform_device *platform_device);
-extern void drm_platform_exit(struct drm_driver *driver, struct platform_device *platform_device);
/* returns true if currently okay to sleep */
static __inline__ bool drm_can_sleep(void)
diff --git a/include/drm/drm_agpsupport.h b/include/drm/drm_agpsupport.h
index a184eeee9c9..86a02188074 100644
--- a/include/drm/drm_agpsupport.h
+++ b/include/drm/drm_agpsupport.h
@@ -10,17 +10,16 @@
#if __OS_HAS_AGP
-void drm_free_agp(DRM_AGP_MEM * handle, int pages);
-int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start);
-int drm_unbind_agp(DRM_AGP_MEM * handle);
-DRM_AGP_MEM *drm_agp_bind_pages(struct drm_device *dev,
+void drm_free_agp(struct agp_memory * handle, int pages);
+int drm_bind_agp(struct agp_memory * handle, unsigned int start);
+int drm_unbind_agp(struct agp_memory * handle);
+struct agp_memory *drm_agp_bind_pages(struct drm_device *dev,
struct page **pages,
unsigned long num_pages,
uint32_t gtt_offset,
uint32_t type);
struct drm_agp_head *drm_agp_init(struct drm_device *dev);
-void drm_agp_destroy(struct drm_agp_head *agp);
void drm_agp_clear(struct drm_device *dev);
int drm_agp_acquire(struct drm_device *dev);
int drm_agp_acquire_ioctl(struct drm_device *dev, void *data,
@@ -46,29 +45,23 @@ int drm_agp_unbind_ioctl(struct drm_device *dev, void *data,
int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request);
int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
-
-static inline int drm_core_has_AGP(struct drm_device *dev)
-{
- return drm_core_check_feature(dev, DRIVER_USE_AGP);
-}
-
#else /* __OS_HAS_AGP */
-static inline void drm_free_agp(DRM_AGP_MEM * handle, int pages)
+static inline void drm_free_agp(struct agp_memory * handle, int pages)
{
}
-static inline int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start)
+static inline int drm_bind_agp(struct agp_memory * handle, unsigned int start)
{
return -ENODEV;
}
-static inline int drm_unbind_agp(DRM_AGP_MEM * handle)
+static inline int drm_unbind_agp(struct agp_memory * handle)
{
return -ENODEV;
}
-static inline DRM_AGP_MEM *drm_agp_bind_pages(struct drm_device *dev,
+static inline struct agp_memory *drm_agp_bind_pages(struct drm_device *dev,
struct page **pages,
unsigned long num_pages,
uint32_t gtt_offset,
@@ -82,10 +75,6 @@ static inline struct drm_agp_head *drm_agp_init(struct drm_device *dev)
return NULL;
}
-static inline void drm_agp_destroy(struct drm_agp_head *agp)
-{
-}
-
static inline void drm_agp_clear(struct drm_device *dev)
{
}
@@ -183,12 +172,6 @@ static inline int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
{
return -ENODEV;
}
-
-static inline int drm_core_has_AGP(struct drm_device *dev)
-{
- return 0;
-}
-
#endif /* __OS_HAS_AGP */
#endif /* _DRM_AGPSUPPORT_H_ */
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index f32c5cd51f4..71727b6210a 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -30,6 +30,7 @@
#include <linux/types.h>
#include <linux/idr.h>
#include <linux/fb.h>
+#include <linux/hdmi.h>
#include <drm/drm_mode.h>
#include <drm/drm_fourcc.h>
@@ -181,6 +182,7 @@ struct drm_display_mode {
int vrefresh; /* in Hz */
int hsync; /* in kHz */
+ enum hdmi_picture_aspect picture_aspect_ratio;
};
static inline bool drm_mode_is_stereo(const struct drm_display_mode *mode)
@@ -447,7 +449,7 @@ struct drm_crtc {
uint16_t *gamma_store;
/* Constants needed for precise vblank and swap timestamping. */
- s64 framedur_ns, linedur_ns, pixeldur_ns;
+ int framedur_ns, linedur_ns, pixeldur_ns;
/* if you are using the helper */
void *helper_private;
@@ -929,6 +931,19 @@ extern int drm_crtc_init(struct drm_device *dev,
struct drm_crtc *crtc,
const struct drm_crtc_funcs *funcs);
extern void drm_crtc_cleanup(struct drm_crtc *crtc);
+extern unsigned int drm_crtc_index(struct drm_crtc *crtc);
+
+/**
+ * drm_crtc_mask - find the mask of a registered CRTC
+ * @crtc: CRTC to find mask for
+ *
+ * Given a registered CRTC, return the mask bit of that CRTC for an
+ * encoder's possible_crtcs field.
+ */
+static inline uint32_t drm_crtc_mask(struct drm_crtc *crtc)
+{
+ return 1 << drm_crtc_index(crtc);
+}
extern void drm_connector_ida_init(void);
extern void drm_connector_ida_destroy(void);
@@ -950,6 +965,19 @@ extern int drm_encoder_init(struct drm_device *dev,
const struct drm_encoder_funcs *funcs,
int encoder_type);
+/**
+ * drm_encoder_crtc_ok - can a given crtc drive a given encoder?
+ * @encoder: encoder to test
+ * @crtc: crtc to test
+ *
+ * Return false if @encoder can't be driven by @crtc, true otherwise.
+ */
+static inline bool drm_encoder_crtc_ok(struct drm_encoder *encoder,
+ struct drm_crtc *crtc)
+{
+ return !!(encoder->possible_crtcs & drm_crtc_mask(crtc));
+}
+
extern int drm_plane_init(struct drm_device *dev,
struct drm_plane *plane,
unsigned long possible_crtcs,
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index ef6ad3a8e58..b1388b5fe7a 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -120,8 +120,8 @@ struct drm_encoder_helper_funcs {
*/
struct drm_connector_helper_funcs {
int (*get_modes)(struct drm_connector *connector);
- int (*mode_valid)(struct drm_connector *connector,
- struct drm_display_mode *mode);
+ enum drm_mode_status (*mode_valid)(struct drm_connector *connector,
+ struct drm_display_mode *mode);
struct drm_encoder *(*best_encoder)(struct drm_connector *connector);
};
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index a92c3754e3b..1d09050a8c0 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -41,22 +41,22 @@
* 1.2 formally includes both eDP and DPI definitions.
*/
-#define AUX_NATIVE_WRITE 0x8
-#define AUX_NATIVE_READ 0x9
-#define AUX_I2C_WRITE 0x0
-#define AUX_I2C_READ 0x1
-#define AUX_I2C_STATUS 0x2
-#define AUX_I2C_MOT 0x4
-
-#define AUX_NATIVE_REPLY_ACK (0x0 << 4)
-#define AUX_NATIVE_REPLY_NACK (0x1 << 4)
-#define AUX_NATIVE_REPLY_DEFER (0x2 << 4)
-#define AUX_NATIVE_REPLY_MASK (0x3 << 4)
-
-#define AUX_I2C_REPLY_ACK (0x0 << 6)
-#define AUX_I2C_REPLY_NACK (0x1 << 6)
-#define AUX_I2C_REPLY_DEFER (0x2 << 6)
-#define AUX_I2C_REPLY_MASK (0x3 << 6)
+#define DP_AUX_I2C_WRITE 0x0
+#define DP_AUX_I2C_READ 0x1
+#define DP_AUX_I2C_STATUS 0x2
+#define DP_AUX_I2C_MOT 0x4
+#define DP_AUX_NATIVE_WRITE 0x8
+#define DP_AUX_NATIVE_READ 0x9
+
+#define DP_AUX_NATIVE_REPLY_ACK (0x0 << 0)
+#define DP_AUX_NATIVE_REPLY_NACK (0x1 << 0)
+#define DP_AUX_NATIVE_REPLY_DEFER (0x2 << 0)
+#define DP_AUX_NATIVE_REPLY_MASK (0x3 << 0)
+
+#define DP_AUX_I2C_REPLY_ACK (0x0 << 2)
+#define DP_AUX_I2C_REPLY_NACK (0x1 << 2)
+#define DP_AUX_I2C_REPLY_DEFER (0x2 << 2)
+#define DP_AUX_I2C_REPLY_MASK (0x3 << 2)
/* AUX CH addresses */
/* DPCD */
@@ -266,9 +266,10 @@
#define DP_TEST_REQUEST 0x218
# define DP_TEST_LINK_TRAINING (1 << 0)
-# define DP_TEST_LINK_PATTERN (1 << 1)
+# define DP_TEST_LINK_VIDEO_PATTERN (1 << 1)
# define DP_TEST_LINK_EDID_READ (1 << 2)
# define DP_TEST_LINK_PHY_TEST_PATTERN (1 << 3) /* DPCD >= 1.1 */
+# define DP_TEST_LINK_FAUX_PATTERN (1 << 4) /* DPCD >= 1.2 */
#define DP_TEST_LINK_RATE 0x219
# define DP_LINK_RATE_162 (0x6)
diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h
new file mode 100644
index 00000000000..d32628acdd9
--- /dev/null
+++ b/include/drm/drm_mipi_dsi.h
@@ -0,0 +1,158 @@
+/*
+ * MIPI DSI Bus
+ *
+ * Copyright (C) 2012-2013, Samsung Electronics, Co., Ltd.
+ * Andrzej Hajda <a.hajda@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __DRM_MIPI_DSI_H__
+#define __DRM_MIPI_DSI_H__
+
+#include <linux/device.h>
+
+struct mipi_dsi_host;
+struct mipi_dsi_device;
+
+/**
+ * struct mipi_dsi_msg - read/write DSI buffer
+ * @channel: virtual channel id
+ * @type: payload data type
+ * @tx_len: length of @tx_buf
+ * @tx_buf: data to be written
+ * @rx_len: length of @rx_buf
+ * @rx_buf: data to be read, or NULL
+ */
+struct mipi_dsi_msg {
+ u8 channel;
+ u8 type;
+
+ size_t tx_len;
+ const void *tx_buf;
+
+ size_t rx_len;
+ void *rx_buf;
+};
+
+/**
+ * struct mipi_dsi_host_ops - DSI bus operations
+ * @attach: attach DSI device to DSI host
+ * @detach: detach DSI device from DSI host
+ * @transfer: send and/or receive DSI packet, return number of received bytes,
+ * or error
+ */
+struct mipi_dsi_host_ops {
+ int (*attach)(struct mipi_dsi_host *host,
+ struct mipi_dsi_device *dsi);
+ int (*detach)(struct mipi_dsi_host *host,
+ struct mipi_dsi_device *dsi);
+ ssize_t (*transfer)(struct mipi_dsi_host *host,
+ struct mipi_dsi_msg *msg);
+};
+
+/**
+ * struct mipi_dsi_host - DSI host device
+ * @dev: driver model device node for this DSI host
+ * @ops: DSI host operations
+ */
+struct mipi_dsi_host {
+ struct device *dev;
+ const struct mipi_dsi_host_ops *ops;
+};
+
+int mipi_dsi_host_register(struct mipi_dsi_host *host);
+void mipi_dsi_host_unregister(struct mipi_dsi_host *host);
+
+/* DSI mode flags */
+
+/* video mode */
+#define MIPI_DSI_MODE_VIDEO BIT(0)
+/* video burst mode */
+#define MIPI_DSI_MODE_VIDEO_BURST BIT(1)
+/* video pulse mode */
+#define MIPI_DSI_MODE_VIDEO_SYNC_PULSE BIT(2)
+/* enable auto vertical count mode */
+#define MIPI_DSI_MODE_VIDEO_AUTO_VERT BIT(3)
+/* enable hsync-end packets in vsync-pulse and v-porch area */
+#define MIPI_DSI_MODE_VIDEO_HSE BIT(4)
+/* disable hfront-porch area */
+#define MIPI_DSI_MODE_VIDEO_HFP BIT(5)
+/* disable hback-porch area */
+#define MIPI_DSI_MODE_VIDEO_HBP BIT(6)
+/* disable hsync-active area */
+#define MIPI_DSI_MODE_VIDEO_HSA BIT(7)
+/* flush display FIFO on vsync pulse */
+#define MIPI_DSI_MODE_VSYNC_FLUSH BIT(8)
+/* disable EoT packets in HS mode */
+#define MIPI_DSI_MODE_EOT_PACKET BIT(9)
+
+enum mipi_dsi_pixel_format {
+ MIPI_DSI_FMT_RGB888,
+ MIPI_DSI_FMT_RGB666,
+ MIPI_DSI_FMT_RGB666_PACKED,
+ MIPI_DSI_FMT_RGB565,
+};
+
+/**
+ * struct mipi_dsi_device - DSI peripheral device
+ * @host: DSI host for this peripheral
+ * @dev: driver model device node for this peripheral
+ * @channel: virtual channel assigned to the peripheral
+ * @format: pixel format for video mode
+ * @lanes: number of active data lanes
+ * @mode_flags: DSI operation mode related flags
+ */
+struct mipi_dsi_device {
+ struct mipi_dsi_host *host;
+ struct device dev;
+
+ unsigned int channel;
+ unsigned int lanes;
+ enum mipi_dsi_pixel_format format;
+ unsigned long mode_flags;
+};
+
+#define to_mipi_dsi_device(d) container_of(d, struct mipi_dsi_device, dev)
+
+int mipi_dsi_attach(struct mipi_dsi_device *dsi);
+int mipi_dsi_detach(struct mipi_dsi_device *dsi);
+int mipi_dsi_dcs_write(struct mipi_dsi_device *dsi, unsigned int channel,
+ const void *data, size_t len);
+ssize_t mipi_dsi_dcs_read(struct mipi_dsi_device *dsi, unsigned int channel,
+ u8 cmd, void *data, size_t len);
+
+/**
+ * struct mipi_dsi_driver - DSI driver
+ * @driver: device driver model driver
+ * @probe: callback for device binding
+ * @remove: callback for device unbinding
+ */
+struct mipi_dsi_driver {
+ struct device_driver driver;
+ int(*probe)(struct mipi_dsi_device *dsi);
+ int(*remove)(struct mipi_dsi_device *dsi);
+};
+
+#define to_mipi_dsi_driver(d) container_of(d, struct mipi_dsi_driver, driver)
+
+static inline void *mipi_dsi_get_drvdata(const struct mipi_dsi_device *dsi)
+{
+ return dev_get_drvdata(&dsi->dev);
+}
+
+static inline void mipi_dsi_set_drvdata(struct mipi_dsi_device *dsi, void *data)
+{
+ dev_set_drvdata(&dsi->dev, data);
+}
+
+int mipi_dsi_driver_register(struct mipi_dsi_driver *driver);
+void mipi_dsi_driver_unregister(struct mipi_dsi_driver *driver);
+
+#define module_mipi_dsi_driver(__mipi_dsi_driver) \
+ module_driver(__mipi_dsi_driver, mipi_dsi_driver_register, \
+ mipi_dsi_driver_unregister)
+
+#endif /* __DRM_MIPI_DSI__ */
diff --git a/include/drm/drm_os_linux.h b/include/drm/drm_os_linux.h
index 815fafc6b4a..86ab99bc0ac 100644
--- a/include/drm/drm_os_linux.h
+++ b/include/drm/drm_os_linux.h
@@ -21,7 +21,6 @@ static inline void writeq(u64 val, void __iomem *reg)
/** Current process ID */
#define DRM_CURRENTPID task_pid_nr(current)
-#define DRM_SUSER(p) capable(CAP_SYS_ADMIN)
#define DRM_UDELAY(d) udelay(d)
/** Read a byte from a MMIO region */
#define DRM_READ8(map, offset) readb(((void __iomem *)(map)->handle) + (offset))
@@ -35,45 +34,12 @@ static inline void writeq(u64 val, void __iomem *reg)
#define DRM_WRITE16(map, offset, val) writew(val, ((void __iomem *)(map)->handle) + (offset))
/** Write a dword into a MMIO region */
#define DRM_WRITE32(map, offset, val) writel(val, ((void __iomem *)(map)->handle) + (offset))
-/** Read memory barrier */
/** Read a qword from a MMIO region - be careful using these unless you really understand them */
#define DRM_READ64(map, offset) readq(((void __iomem *)(map)->handle) + (offset))
/** Write a qword into a MMIO region */
#define DRM_WRITE64(map, offset, val) writeq(val, ((void __iomem *)(map)->handle) + (offset))
-#define DRM_READMEMORYBARRIER() rmb()
-/** Write memory barrier */
-#define DRM_WRITEMEMORYBARRIER() wmb()
-/** Read/write memory barrier */
-#define DRM_MEMORYBARRIER() mb()
-
-/** IRQ handler arguments and return type and values */
-#define DRM_IRQ_ARGS int irq, void *arg
-
-/** AGP types */
-#if __OS_HAS_AGP
-#define DRM_AGP_MEM struct agp_memory
-#define DRM_AGP_KERN struct agp_kern_info
-#else
-/* define some dummy types for non AGP supporting kernels */
-struct no_agp_kern {
- unsigned long aper_base;
- unsigned long aper_size;
-};
-#define DRM_AGP_MEM int
-#define DRM_AGP_KERN struct no_agp_kern
-#endif
-
-/** Other copying of data to kernel space */
-#define DRM_COPY_FROM_USER(arg1, arg2, arg3) \
- copy_from_user(arg1, arg2, arg3)
-/** Other copying of data from kernel space */
-#define DRM_COPY_TO_USER(arg1, arg2, arg3) \
- copy_to_user(arg1, arg2, arg3)
-
-#define DRM_HZ HZ
-
#define DRM_WAIT_ON( ret, queue, timeout, condition ) \
do { \
DECLARE_WAITQUEUE(entry, current); \
@@ -97,6 +63,3 @@ do { \
__set_current_state(TASK_RUNNING); \
remove_wait_queue(&(queue), &entry); \
} while (0)
-
-#define DRM_WAKEUP( queue ) wake_up( queue )
-#define DRM_INIT_WAITQUEUE( queue ) init_waitqueue_head( queue )
diff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h
new file mode 100644
index 00000000000..c2ab77add67
--- /dev/null
+++ b/include/drm/drm_panel.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2013, NVIDIA Corporation. 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 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_PANEL_H__
+#define __DRM_PANEL_H__
+
+#include <linux/list.h>
+
+struct drm_connector;
+struct drm_device;
+struct drm_panel;
+
+struct drm_panel_funcs {
+ int (*disable)(struct drm_panel *panel);
+ int (*enable)(struct drm_panel *panel);
+ int (*get_modes)(struct drm_panel *panel);
+};
+
+struct drm_panel {
+ struct drm_device *drm;
+ struct drm_connector *connector;
+ struct device *dev;
+
+ const struct drm_panel_funcs *funcs;
+
+ struct list_head list;
+};
+
+static inline int drm_panel_disable(struct drm_panel *panel)
+{
+ if (panel && panel->funcs && panel->funcs->disable)
+ return panel->funcs->disable(panel);
+
+ return panel ? -ENOSYS : -EINVAL;
+}
+
+static inline int drm_panel_enable(struct drm_panel *panel)
+{
+ if (panel && panel->funcs && panel->funcs->enable)
+ return panel->funcs->enable(panel);
+
+ return panel ? -ENOSYS : -EINVAL;
+}
+
+void drm_panel_init(struct drm_panel *panel);
+
+int drm_panel_add(struct drm_panel *panel);
+void drm_panel_remove(struct drm_panel *panel);
+
+int drm_panel_attach(struct drm_panel *panel, struct drm_connector *connector);
+int drm_panel_detach(struct drm_panel *panel);
+
+#ifdef CONFIG_OF
+struct drm_panel *of_drm_find_panel(struct device_node *np);
+#else
+static inline struct drm_panel *of_drm_find_panel(struct device_node *np)
+{
+ return NULL;
+}
+#endif
+
+#endif
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 8639c85d61c..32d34ebf070 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -681,6 +681,15 @@ extern int ttm_tt_set_placement_caching(struct ttm_tt *ttm, uint32_t placement);
extern int ttm_tt_swapout(struct ttm_tt *ttm,
struct file *persistent_swap_storage);
+/**
+ * ttm_tt_unpopulate - free pages from a ttm
+ *
+ * @ttm: Pointer to the ttm_tt structure
+ *
+ * Calls the driver method to free all pages from a ttm
+ */
+extern void ttm_tt_unpopulate(struct ttm_tt *ttm);
+
/*
* ttm_bo.c
*/
diff --git a/include/drm/ttm/ttm_object.h b/include/drm/ttm/ttm_object.h
index 58b029894eb..0097cc03034 100644
--- a/include/drm/ttm/ttm_object.h
+++ b/include/drm/ttm/ttm_object.h
@@ -190,14 +190,26 @@ extern int ttm_base_object_init(struct ttm_object_file *tfile,
* @key: Hash key
*
* Looks up a struct ttm_base_object with the key @key.
- * Also verifies that the object is visible to the application, by
- * comparing the @tfile argument and checking the object shareable flag.
*/
extern struct ttm_base_object *ttm_base_object_lookup(struct ttm_object_file
*tfile, uint32_t key);
/**
+ * ttm_base_object_lookup_for_ref
+ *
+ * @tdev: Pointer to a struct ttm_object_device.
+ * @key: Hash key
+ *
+ * Looks up a struct ttm_base_object with the key @key.
+ * This function should only be used when the struct tfile associated with the
+ * caller doesn't yet have a reference to the base object.
+ */
+
+extern struct ttm_base_object *
+ttm_base_object_lookup_for_ref(struct ttm_object_device *tdev, uint32_t key);
+
+/**
* ttm_base_object_unref
*
* @p_base: Pointer to a pointer referencing a struct ttm_base_object.
@@ -218,6 +230,8 @@ extern void ttm_base_object_unref(struct ttm_base_object **p_base);
* @existed: Upon completion, indicates that an identical reference object
* already existed, and the refcount was upped on that object instead.
*
+ * Checks that the base object is shareable and adds a ref object to it.
+ *
* Adding a ref object to a base object is basically like referencing the
* base object, but a user-space application holds the reference. When the
* file corresponding to @tfile is closed, all its reference objects are
diff --git a/include/linux/fb.h b/include/linux/fb.h
index 70c4836e4a9..fe6ac956550 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -613,8 +613,8 @@ extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf,
extern int register_framebuffer(struct fb_info *fb_info);
extern int unregister_framebuffer(struct fb_info *fb_info);
extern int unlink_framebuffer(struct fb_info *fb_info);
-extern void remove_conflicting_framebuffers(struct apertures_struct *a,
- const char *name, bool primary);
+extern int remove_conflicting_framebuffers(struct apertures_struct *a,
+ const char *name, bool primary);
extern int fb_prepare_logo(struct fb_info *fb_info, int rotate);
extern int fb_show_logo(struct fb_info *fb_info, int rotate);
extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size);
diff --git a/include/linux/host1x.h b/include/linux/host1x.h
index f5b9b87ac9a..3af84727327 100644
--- a/include/linux/host1x.h
+++ b/include/linux/host1x.h
@@ -281,4 +281,10 @@ int host1x_device_exit(struct host1x_device *device);
int host1x_client_register(struct host1x_client *client);
int host1x_client_unregister(struct host1x_client *client);
+struct tegra_mipi_device;
+
+struct tegra_mipi_device *tegra_mipi_request(struct device *device);
+void tegra_mipi_free(struct tegra_mipi_device *device);
+int tegra_mipi_calibrate(struct tegra_mipi_device *device);
+
#endif
diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h
index 9b24d65fed7..3c9a833992e 100644
--- a/include/uapi/drm/drm.h
+++ b/include/uapi/drm/drm.h
@@ -181,7 +181,6 @@ enum drm_map_type {
_DRM_AGP = 3, /**< AGP/GART */
_DRM_SCATTER_GATHER = 4, /**< Scatter/gather memory for PCI DMA */
_DRM_CONSISTENT = 5, /**< Consistent memory for PCI DMA */
- _DRM_GEM = 6, /**< GEM object (obsolete) */
};
/**
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h
index 3a4e97bd860..126bfaa8bb6 100644
--- a/include/uapi/drm/i915_drm.h
+++ b/include/uapi/drm/i915_drm.h
@@ -222,6 +222,7 @@ typedef struct _drm_i915_sarea {
#define DRM_I915_GEM_SET_CACHING 0x2f
#define DRM_I915_GEM_GET_CACHING 0x30
#define DRM_I915_REG_READ 0x31
+#define DRM_I915_GET_RESET_STATS 0x32
#define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
#define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
@@ -271,6 +272,7 @@ typedef struct _drm_i915_sarea {
#define DRM_IOCTL_I915_GEM_CONTEXT_CREATE DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_CREATE, struct drm_i915_gem_context_create)
#define DRM_IOCTL_I915_GEM_CONTEXT_DESTROY DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_DESTROY, struct drm_i915_gem_context_destroy)
#define DRM_IOCTL_I915_REG_READ DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_REG_READ, struct drm_i915_reg_read)
+#define DRM_IOCTL_I915_GET_RESET_STATS DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GET_RESET_STATS, struct drm_i915_reset_stats)
/* Allow drivers to submit batchbuffers directly to hardware, relying
* on the security mechanisms provided by hardware.
@@ -719,7 +721,7 @@ struct drm_i915_gem_execbuffer2 {
*/
#define I915_EXEC_IS_PINNED (1<<10)
-/** Provide a hint to the kernel that the command stream and auxilliary
+/** Provide a hint to the kernel that the command stream and auxiliary
* state buffers already holds the correct presumed addresses and so the
* relocation process may be skipped if no buffers need to be moved in
* preparation for the execbuffer.
@@ -1030,4 +1032,21 @@ struct drm_i915_reg_read {
__u64 offset;
__u64 val; /* Return value */
};
+
+struct drm_i915_reset_stats {
+ __u32 ctx_id;
+ __u32 flags;
+
+ /* All resets since boot/module reload, for all contexts */
+ __u32 reset_count;
+
+ /* Number of batches lost when active in GPU, for this context */
+ __u32 batch_active;
+
+ /* Number of batches lost pending for execution, for this context */
+ __u32 batch_pending;
+
+ __u32 pad;
+};
+
#endif /* _UAPI_I915_DRM_H_ */
diff --git a/include/uapi/drm/radeon_drm.h b/include/uapi/drm/radeon_drm.h
index fe421e8a431..d9ea3a73afe 100644
--- a/include/uapi/drm/radeon_drm.h
+++ b/include/uapi/drm/radeon_drm.h
@@ -985,6 +985,8 @@ struct drm_radeon_cs {
#define RADEON_INFO_CIK_MACROTILE_MODE_ARRAY 0x18
/* query the number of render backends */
#define RADEON_INFO_SI_BACKEND_ENABLED_MASK 0x19
+/* max engine clock - needed for OpenCL */
+#define RADEON_INFO_MAX_SCLK 0x1a
struct drm_radeon_info {
diff --git a/include/uapi/drm/vmwgfx_drm.h b/include/uapi/drm/vmwgfx_drm.h
index f854ca4a137..9971c560ed9 100644
--- a/include/uapi/drm/vmwgfx_drm.h
+++ b/include/uapi/drm/vmwgfx_drm.h
@@ -28,6 +28,10 @@
#ifndef __VMWGFX_DRM_H__
#define __VMWGFX_DRM_H__
+#ifndef __KERNEL__
+#include <drm.h>
+#endif
+
#define DRM_VMW_MAX_SURFACE_FACES 6
#define DRM_VMW_MAX_MIP_LEVELS 24
@@ -55,6 +59,11 @@
#define DRM_VMW_PRESENT 18
#define DRM_VMW_PRESENT_READBACK 19
#define DRM_VMW_UPDATE_LAYOUT 20
+#define DRM_VMW_CREATE_SHADER 21
+#define DRM_VMW_UNREF_SHADER 22
+#define DRM_VMW_GB_SURFACE_CREATE 23
+#define DRM_VMW_GB_SURFACE_REF 24
+#define DRM_VMW_SYNCCPU 25
/*************************************************************************/
/**
@@ -76,6 +85,8 @@
#define DRM_VMW_PARAM_MAX_FB_SIZE 5
#define DRM_VMW_PARAM_FIFO_HW_VERSION 6
#define DRM_VMW_PARAM_MAX_SURF_MEMORY 7
+#define DRM_VMW_PARAM_3D_CAPS_SIZE 8
+#define DRM_VMW_PARAM_MAX_MOB_MEMORY 9
/**
* struct drm_vmw_getparam_arg
@@ -788,4 +799,253 @@ struct drm_vmw_update_layout_arg {
uint64_t rects;
};
+
+/*************************************************************************/
+/**
+ * DRM_VMW_CREATE_SHADER - Create shader
+ *
+ * Creates a shader and optionally binds it to a dma buffer containing
+ * the shader byte-code.
+ */
+
+/**
+ * enum drm_vmw_shader_type - Shader types
+ */
+enum drm_vmw_shader_type {
+ drm_vmw_shader_type_vs = 0,
+ drm_vmw_shader_type_ps,
+ drm_vmw_shader_type_gs
+};
+
+
+/**
+ * struct drm_vmw_shader_create_arg
+ *
+ * @shader_type: Shader type of the shader to create.
+ * @size: Size of the byte-code in bytes.
+ * where the shader byte-code starts
+ * @buffer_handle: Buffer handle identifying the buffer containing the
+ * shader byte-code
+ * @shader_handle: On successful completion contains a handle that
+ * can be used to subsequently identify the shader.
+ * @offset: Offset in bytes into the buffer given by @buffer_handle,
+ *
+ * Input / Output argument to the DRM_VMW_CREATE_SHADER Ioctl.
+ */
+struct drm_vmw_shader_create_arg {
+ enum drm_vmw_shader_type shader_type;
+ uint32_t size;
+ uint32_t buffer_handle;
+ uint32_t shader_handle;
+ uint64_t offset;
+};
+
+/*************************************************************************/
+/**
+ * DRM_VMW_UNREF_SHADER - Unreferences a shader
+ *
+ * Destroys a user-space reference to a shader, optionally destroying
+ * it.
+ */
+
+/**
+ * struct drm_vmw_shader_arg
+ *
+ * @handle: Handle identifying the shader to destroy.
+ *
+ * Input argument to the DRM_VMW_UNREF_SHADER ioctl.
+ */
+struct drm_vmw_shader_arg {
+ uint32_t handle;
+ uint32_t pad64;
+};
+
+/*************************************************************************/
+/**
+ * DRM_VMW_GB_SURFACE_CREATE - Create a host guest-backed surface.
+ *
+ * Allocates a surface handle and queues a create surface command
+ * for the host on the first use of the surface. The surface ID can
+ * be used as the surface ID in commands referencing the surface.
+ */
+
+/**
+ * enum drm_vmw_surface_flags
+ *
+ * @drm_vmw_surface_flag_shareable: Whether the surface is shareable
+ * @drm_vmw_surface_flag_scanout: Whether the surface is a scanout
+ * surface.
+ * @drm_vmw_surface_flag_create_buffer: Create a backup buffer if none is
+ * given.
+ */
+enum drm_vmw_surface_flags {
+ drm_vmw_surface_flag_shareable = (1 << 0),
+ drm_vmw_surface_flag_scanout = (1 << 1),
+ drm_vmw_surface_flag_create_buffer = (1 << 2)
+};
+
+/**
+ * struct drm_vmw_gb_surface_create_req
+ *
+ * @svga3d_flags: SVGA3d surface flags for the device.
+ * @format: SVGA3d format.
+ * @mip_level: Number of mip levels for all faces.
+ * @drm_surface_flags Flags as described above.
+ * @multisample_count Future use. Set to 0.
+ * @autogen_filter Future use. Set to 0.
+ * @buffer_handle Buffer handle of backup buffer. SVGA3D_INVALID_ID
+ * if none.
+ * @base_size Size of the base mip level for all faces.
+ *
+ * Input argument to the DRM_VMW_GB_SURFACE_CREATE Ioctl.
+ * Part of output argument for the DRM_VMW_GB_SURFACE_REF Ioctl.
+ */
+struct drm_vmw_gb_surface_create_req {
+ uint32_t svga3d_flags;
+ uint32_t format;
+ uint32_t mip_levels;
+ enum drm_vmw_surface_flags drm_surface_flags;
+ uint32_t multisample_count;
+ uint32_t autogen_filter;
+ uint32_t buffer_handle;
+ uint32_t pad64;
+ struct drm_vmw_size base_size;
+};
+
+/**
+ * struct drm_vmw_gb_surface_create_rep
+ *
+ * @handle: Surface handle.
+ * @backup_size: Size of backup buffers for this surface.
+ * @buffer_handle: Handle of backup buffer. SVGA3D_INVALID_ID if none.
+ * @buffer_size: Actual size of the buffer identified by
+ * @buffer_handle
+ * @buffer_map_handle: Offset into device address space for the buffer
+ * identified by @buffer_handle.
+ *
+ * Part of output argument for the DRM_VMW_GB_SURFACE_REF ioctl.
+ * Output argument for the DRM_VMW_GB_SURFACE_CREATE ioctl.
+ */
+struct drm_vmw_gb_surface_create_rep {
+ uint32_t handle;
+ uint32_t backup_size;
+ uint32_t buffer_handle;
+ uint32_t buffer_size;
+ uint64_t buffer_map_handle;
+};
+
+/**
+ * union drm_vmw_gb_surface_create_arg
+ *
+ * @req: Input argument as described above.
+ * @rep: Output argument as described above.
+ *
+ * Argument to the DRM_VMW_GB_SURFACE_CREATE ioctl.
+ */
+union drm_vmw_gb_surface_create_arg {
+ struct drm_vmw_gb_surface_create_rep rep;
+ struct drm_vmw_gb_surface_create_req req;
+};
+
+/*************************************************************************/
+/**
+ * DRM_VMW_GB_SURFACE_REF - Reference a host surface.
+ *
+ * Puts a reference on a host surface with a given handle, as previously
+ * returned by the DRM_VMW_GB_SURFACE_CREATE ioctl.
+ * A reference will make sure the surface isn't destroyed while we hold
+ * it and will allow the calling client to use the surface handle in
+ * the command stream.
+ *
+ * On successful return, the Ioctl returns the surface information given
+ * to and returned from the DRM_VMW_GB_SURFACE_CREATE ioctl.
+ */
+
+/**
+ * struct drm_vmw_gb_surface_reference_arg
+ *
+ * @creq: The data used as input when the surface was created, as described
+ * above at "struct drm_vmw_gb_surface_create_req"
+ * @crep: Additional data output when the surface was created, as described
+ * above at "struct drm_vmw_gb_surface_create_rep"
+ *
+ * Output Argument to the DRM_VMW_GB_SURFACE_REF ioctl.
+ */
+struct drm_vmw_gb_surface_ref_rep {
+ struct drm_vmw_gb_surface_create_req creq;
+ struct drm_vmw_gb_surface_create_rep crep;
+};
+
+/**
+ * union drm_vmw_gb_surface_reference_arg
+ *
+ * @req: Input data as described above at "struct drm_vmw_surface_arg"
+ * @rep: Output data as described above at "struct drm_vmw_gb_surface_ref_rep"
+ *
+ * Argument to the DRM_VMW_GB_SURFACE_REF Ioctl.
+ */
+union drm_vmw_gb_surface_reference_arg {
+ struct drm_vmw_gb_surface_ref_rep rep;
+ struct drm_vmw_surface_arg req;
+};
+
+
+/*************************************************************************/
+/**
+ * DRM_VMW_SYNCCPU - Sync a DMA buffer / MOB for CPU access.
+ *
+ * Idles any previously submitted GPU operations on the buffer and
+ * by default blocks command submissions that reference the buffer.
+ * If the file descriptor used to grab a blocking CPU sync is closed, the
+ * cpu sync is released.
+ * The flags argument indicates how the grab / release operation should be
+ * performed:
+ */
+
+/**
+ * enum drm_vmw_synccpu_flags - Synccpu flags:
+ *
+ * @drm_vmw_synccpu_read: Sync for read. If sync is done for read only, it's a
+ * hint to the kernel to allow command submissions that references the buffer
+ * for read-only.
+ * @drm_vmw_synccpu_write: Sync for write. Block all command submissions
+ * referencing this buffer.
+ * @drm_vmw_synccpu_dontblock: Dont wait for GPU idle, but rather return
+ * -EBUSY should the buffer be busy.
+ * @drm_vmw_synccpu_allow_cs: Allow command submission that touches the buffer
+ * while the buffer is synced for CPU. This is similar to the GEM bo idle
+ * behavior.
+ */
+enum drm_vmw_synccpu_flags {
+ drm_vmw_synccpu_read = (1 << 0),
+ drm_vmw_synccpu_write = (1 << 1),
+ drm_vmw_synccpu_dontblock = (1 << 2),
+ drm_vmw_synccpu_allow_cs = (1 << 3)
+};
+
+/**
+ * enum drm_vmw_synccpu_op - Synccpu operations:
+ *
+ * @drm_vmw_synccpu_grab: Grab the buffer for CPU operations
+ * @drm_vmw_synccpu_release: Release a previous grab.
+ */
+enum drm_vmw_synccpu_op {
+ drm_vmw_synccpu_grab,
+ drm_vmw_synccpu_release
+};
+
+/**
+ * struct drm_vmw_synccpu_arg
+ *
+ * @op: The synccpu operation as described above.
+ * @handle: Handle identifying the buffer object.
+ * @flags: Flags as described above.
+ */
+struct drm_vmw_synccpu_arg {
+ enum drm_vmw_synccpu_op op;
+ enum drm_vmw_synccpu_flags flags;
+ uint32_t handle;
+ uint32_t pad64;
+};
+
#endif
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-26 17:09:48 +0000