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Merge branch 'drm-vmwgfx-next' of git://people.freedesktop.org/~syeh/…
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…repos_linux into drm-next

vmwgfx add fence fd support.

* 'drm-vmwgfx-next' of git://people.freedesktop.org/~syeh/repos_linux:
  drm/vmwgfx: Bump the version for fence FD support
  drm/vmwgfx: Add export fence to file descriptor support
  drm/vmwgfx: Add support for imported Fence File Descriptor
  drm/vmwgfx: Prepare to support fence fd
  drm/vmwgfx: Fix incorrect command header offset at restart
  drm/vmwgfx: Support the NOP_ERROR command
  drm/vmwgfx: Restart command buffers after errors
  drm/vmwgfx: Move irq bottom half processing to threads
  drm/vmwgfx: Don't use drm_irq_[un]install
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Dave Airlie committed Aug 29, 2017
2 parents 7ebdb0d + d78acfe commit 7846b12
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Showing 9 changed files with 511 additions and 161 deletions.
242 changes: 178 additions & 64 deletions drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c
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11 changes: 3 additions & 8 deletions drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,6 @@
#include <drm/ttm/ttm_module.h>
#include <linux/dma_remapping.h>

#define VMWGFX_DRIVER_NAME "vmwgfx"
#define VMWGFX_DRIVER_DESC "Linux drm driver for VMware graphics devices"
#define VMWGFX_CHIP_SVGAII 0
#define VMW_FB_RESERVATION 0
Expand Down Expand Up @@ -825,7 +824,7 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
}

if (dev_priv->capabilities & SVGA_CAP_IRQMASK) {
ret = drm_irq_install(dev, dev->pdev->irq);
ret = vmw_irq_install(dev, dev->pdev->irq);
if (ret != 0) {
DRM_ERROR("Failed installing irq: %d\n", ret);
goto out_no_irq;
Expand Down Expand Up @@ -937,7 +936,7 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
vmw_fence_manager_takedown(dev_priv->fman);
out_no_fman:
if (dev_priv->capabilities & SVGA_CAP_IRQMASK)
drm_irq_uninstall(dev_priv->dev);
vmw_irq_uninstall(dev_priv->dev);
out_no_irq:
if (dev_priv->stealth)
pci_release_region(dev->pdev, 2);
Expand Down Expand Up @@ -990,7 +989,7 @@ static void vmw_driver_unload(struct drm_device *dev)
vmw_release_device_late(dev_priv);
vmw_fence_manager_takedown(dev_priv->fman);
if (dev_priv->capabilities & SVGA_CAP_IRQMASK)
drm_irq_uninstall(dev_priv->dev);
vmw_irq_uninstall(dev_priv->dev);
if (dev_priv->stealth)
pci_release_region(dev->pdev, 2);
else
Expand Down Expand Up @@ -1516,10 +1515,6 @@ static struct drm_driver driver = {
.load = vmw_driver_load,
.unload = vmw_driver_unload,
.lastclose = vmw_lastclose,
.irq_preinstall = vmw_irq_preinstall,
.irq_postinstall = vmw_irq_postinstall,
.irq_uninstall = vmw_irq_uninstall,
.irq_handler = vmw_irq_handler,
.get_vblank_counter = vmw_get_vblank_counter,
.enable_vblank = vmw_enable_vblank,
.disable_vblank = vmw_disable_vblank,
Expand Down
39 changes: 23 additions & 16 deletions drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
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Original file line number Diff line number Diff line change
Expand Up @@ -40,10 +40,12 @@
#include <drm/ttm/ttm_execbuf_util.h>
#include <drm/ttm/ttm_module.h>
#include "vmwgfx_fence.h"
#include <linux/sync_file.h>

#define VMWGFX_DRIVER_DATE "20170607"
#define VMWGFX_DRIVER_NAME "vmwgfx"
#define VMWGFX_DRIVER_DATE "20170612"
#define VMWGFX_DRIVER_MAJOR 2
#define VMWGFX_DRIVER_MINOR 13
#define VMWGFX_DRIVER_MINOR 14
#define VMWGFX_DRIVER_PATCHLEVEL 0
#define VMWGFX_FILE_PAGE_OFFSET 0x00100000
#define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
Expand Down Expand Up @@ -351,6 +353,12 @@ struct vmw_otable_batch {
struct ttm_buffer_object *otable_bo;
};

enum {
VMW_IRQTHREAD_FENCE,
VMW_IRQTHREAD_CMDBUF,
VMW_IRQTHREAD_MAX
};

struct vmw_private {
struct ttm_bo_device bdev;
struct ttm_bo_global_ref bo_global_ref;
Expand Down Expand Up @@ -529,6 +537,7 @@ struct vmw_private {
struct vmw_otable_batch otable_batch;

struct vmw_cmdbuf_man *cman;
DECLARE_BITMAP(irqthread_pending, VMW_IRQTHREAD_MAX);
};

static inline struct vmw_surface *vmw_res_to_srf(struct vmw_resource *res)
Expand Down Expand Up @@ -561,24 +570,21 @@ static inline struct vmw_master *vmw_master(struct drm_master *master)
static inline void vmw_write(struct vmw_private *dev_priv,
unsigned int offset, uint32_t value)
{
unsigned long irq_flags;

spin_lock_irqsave(&dev_priv->hw_lock, irq_flags);
spin_lock(&dev_priv->hw_lock);
outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
spin_unlock_irqrestore(&dev_priv->hw_lock, irq_flags);
spin_unlock(&dev_priv->hw_lock);
}

static inline uint32_t vmw_read(struct vmw_private *dev_priv,
unsigned int offset)
{
unsigned long irq_flags;
u32 val;

spin_lock_irqsave(&dev_priv->hw_lock, irq_flags);
spin_lock(&dev_priv->hw_lock);
outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT);
spin_unlock_irqrestore(&dev_priv->hw_lock, irq_flags);
spin_unlock(&dev_priv->hw_lock);

return val;
}
Expand Down Expand Up @@ -821,7 +827,8 @@ extern int vmw_execbuf_process(struct drm_file *file_priv,
uint32_t dx_context_handle,
struct drm_vmw_fence_rep __user
*user_fence_rep,
struct vmw_fence_obj **out_fence);
struct vmw_fence_obj **out_fence,
uint32_t flags);
extern void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
struct vmw_fence_obj *fence);
extern void vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv);
Expand All @@ -836,23 +843,23 @@ extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
struct drm_vmw_fence_rep __user
*user_fence_rep,
struct vmw_fence_obj *fence,
uint32_t fence_handle);
uint32_t fence_handle,
int32_t out_fence_fd,
struct sync_file *sync_file);
extern int vmw_validate_single_buffer(struct vmw_private *dev_priv,
struct ttm_buffer_object *bo,
bool interruptible,
bool validate_as_mob);

bool vmw_cmd_describe(const void *buf, u32 *size, char const **cmd);

/**
* IRQs and wating - vmwgfx_irq.c
*/

extern irqreturn_t vmw_irq_handler(int irq, void *arg);
extern int vmw_wait_seqno(struct vmw_private *dev_priv, bool lazy,
uint32_t seqno, bool interruptible,
unsigned long timeout);
extern void vmw_irq_preinstall(struct drm_device *dev);
extern int vmw_irq_postinstall(struct drm_device *dev);
extern int vmw_irq_install(struct drm_device *dev, int irq);
extern void vmw_irq_uninstall(struct drm_device *dev);
extern bool vmw_seqno_passed(struct vmw_private *dev_priv,
uint32_t seqno);
Expand Down Expand Up @@ -1150,13 +1157,13 @@ extern void *vmw_cmdbuf_reserve(struct vmw_cmdbuf_man *man, size_t size,
extern void vmw_cmdbuf_commit(struct vmw_cmdbuf_man *man, size_t size,
struct vmw_cmdbuf_header *header,
bool flush);
extern void vmw_cmdbuf_tasklet_schedule(struct vmw_cmdbuf_man *man);
extern void *vmw_cmdbuf_alloc(struct vmw_cmdbuf_man *man,
size_t size, bool interruptible,
struct vmw_cmdbuf_header **p_header);
extern void vmw_cmdbuf_header_free(struct vmw_cmdbuf_header *header);
extern int vmw_cmdbuf_cur_flush(struct vmw_cmdbuf_man *man,
bool interruptible);
extern void vmw_cmdbuf_irqthread(struct vmw_cmdbuf_man *man);


/**
Expand Down
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