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authorJesse Barnes <jbarnes@jbarnes-mobile.amr.corp.intel.com>2007-09-24 14:41:46 -0700
committerJesse Barnes <jbarnes@jbarnes-mobile.amr.corp.intel.com>2007-09-24 14:41:46 -0700
commit5cc3083179b19678456905a9122a3d0f04e6f623 (patch)
tree9b776bdd317aa5af68b7cbf8fabde12e20eccf8a /shared-core/mga_dma.c
parent2a2d02bbc500140a861380df52ce66abcac39312 (diff)
parent54df1b9ff3b79097fedd8ed7bf54aca30a660cbd (diff)
Merge branch 'master' into modesetting-101 - TTM & typedef removal
Conflicts: linux-core/drmP.h linux-core/drm_bo.c linux-core/drm_drv.c linux-core/drm_objects.h shared-core/drm.h shared-core/i915_dma.c shared-core/i915_drv.h shared-core/i915_irq.c Mostly removing typedefs that snuck into the modesetting code and updating to the latest TTM APIs. As of today, the i915 driver builds, but there are likely to be problems, so debugging and bugfixes will come next.
Diffstat (limited to 'shared-core/mga_dma.c')
-rw-r--r--shared-core/mga_dma.c201
1 files changed, 92 insertions, 109 deletions
diff --git a/shared-core/mga_dma.c b/shared-core/mga_dma.c
index d48313c7..a86dd31c 100644
--- a/shared-core/mga_dma.c
+++ b/shared-core/mga_dma.c
@@ -46,7 +46,7 @@
#define MINIMAL_CLEANUP 0
#define FULL_CLEANUP 1
-static int mga_do_cleanup_dma(drm_device_t * dev, int full_cleanup);
+static int mga_do_cleanup_dma(struct drm_device * dev, int full_cleanup);
/* ================================================================
* Engine control
@@ -71,7 +71,7 @@ int mga_do_wait_for_idle(drm_mga_private_t * dev_priv)
DRM_ERROR("failed!\n");
DRM_INFO(" status=0x%08x\n", status);
#endif
- return DRM_ERR(EBUSY);
+ return -EBUSY;
}
static int mga_do_dma_reset(drm_mga_private_t * dev_priv)
@@ -224,7 +224,7 @@ void mga_do_dma_wrap_end(drm_mga_private_t * dev_priv)
#define MGA_BUFFER_FREE 0
#if MGA_FREELIST_DEBUG
-static void mga_freelist_print(drm_device_t * dev)
+static void mga_freelist_print(struct drm_device * dev)
{
drm_mga_private_t *dev_priv = dev->dev_private;
drm_mga_freelist_t *entry;
@@ -245,10 +245,10 @@ static void mga_freelist_print(drm_device_t * dev)
}
#endif
-static int mga_freelist_init(drm_device_t * dev, drm_mga_private_t * dev_priv)
+static int mga_freelist_init(struct drm_device * dev, drm_mga_private_t * dev_priv)
{
- drm_device_dma_t *dma = dev->dma;
- drm_buf_t *buf;
+ struct drm_device_dma *dma = dev->dma;
+ struct drm_buf *buf;
drm_mga_buf_priv_t *buf_priv;
drm_mga_freelist_t *entry;
int i;
@@ -256,7 +256,7 @@ static int mga_freelist_init(drm_device_t * dev, drm_mga_private_t * dev_priv)
dev_priv->head = drm_alloc(sizeof(drm_mga_freelist_t), DRM_MEM_DRIVER);
if (dev_priv->head == NULL)
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
memset(dev_priv->head, 0, sizeof(drm_mga_freelist_t));
SET_AGE(&dev_priv->head->age, MGA_BUFFER_USED, 0);
@@ -267,7 +267,7 @@ static int mga_freelist_init(drm_device_t * dev, drm_mga_private_t * dev_priv)
entry = drm_alloc(sizeof(drm_mga_freelist_t), DRM_MEM_DRIVER);
if (entry == NULL)
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
memset(entry, 0, sizeof(drm_mga_freelist_t));
@@ -291,7 +291,7 @@ static int mga_freelist_init(drm_device_t * dev, drm_mga_private_t * dev_priv)
return 0;
}
-static void mga_freelist_cleanup(drm_device_t * dev)
+static void mga_freelist_cleanup(struct drm_device * dev)
{
drm_mga_private_t *dev_priv = dev->dev_private;
drm_mga_freelist_t *entry;
@@ -311,10 +311,10 @@ static void mga_freelist_cleanup(drm_device_t * dev)
#if 0
/* FIXME: Still needed?
*/
-static void mga_freelist_reset(drm_device_t * dev)
+static void mga_freelist_reset(struct drm_device * dev)
{
drm_device_dma_t *dma = dev->dma;
- drm_buf_t *buf;
+ struct drm_buf *buf;
drm_mga_buf_priv_t *buf_priv;
int i;
@@ -326,7 +326,7 @@ static void mga_freelist_reset(drm_device_t * dev)
}
#endif
-static drm_buf_t *mga_freelist_get(drm_device_t * dev)
+static struct drm_buf *mga_freelist_get(struct drm_device * dev)
{
drm_mga_private_t *dev_priv = dev->dev_private;
drm_mga_freelist_t *next;
@@ -359,7 +359,7 @@ static drm_buf_t *mga_freelist_get(drm_device_t * dev)
return NULL;
}
-int mga_freelist_put(drm_device_t * dev, drm_buf_t * buf)
+int mga_freelist_put(struct drm_device * dev, struct drm_buf * buf)
{
drm_mga_private_t *dev_priv = dev->dev_private;
drm_mga_buf_priv_t *buf_priv = buf->dev_private;
@@ -393,13 +393,13 @@ int mga_freelist_put(drm_device_t * dev, drm_buf_t * buf)
* DMA initialization, cleanup
*/
-int mga_driver_load(drm_device_t *dev, unsigned long flags)
+int mga_driver_load(struct drm_device *dev, unsigned long flags)
{
drm_mga_private_t * dev_priv;
dev_priv = drm_alloc(sizeof(drm_mga_private_t), DRM_MEM_DRIVER);
if (!dev_priv)
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
dev->dev_private = (void *)dev_priv;
memset(dev_priv, 0, sizeof(drm_mga_private_t));
@@ -433,7 +433,7 @@ int mga_driver_load(drm_device_t *dev, unsigned long flags)
*
* \sa mga_do_dma_bootstrap, mga_do_pci_dma_bootstrap
*/
-static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
+static int mga_do_agp_dma_bootstrap(struct drm_device *dev,
drm_mga_dma_bootstrap_t * dma_bs)
{
drm_mga_private_t * const dev_priv = (drm_mga_private_t *) dev->dev_private;
@@ -443,11 +443,11 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
const unsigned secondary_size = dma_bs->secondary_bin_count
* dma_bs->secondary_bin_size;
const unsigned agp_size = (dma_bs->agp_size << 20);
- drm_buf_desc_t req;
- drm_agp_mode_t mode;
- drm_agp_info_t info;
- drm_agp_buffer_t agp_req;
- drm_agp_binding_t bind_req;
+ struct drm_buf_desc req;
+ struct drm_agp_mode mode;
+ struct drm_agp_info info;
+ struct drm_agp_buffer agp_req;
+ struct drm_agp_binding bind_req;
/* Acquire AGP. */
err = drm_agp_acquire(dev);
@@ -548,7 +548,7 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
#ifdef __linux__
{
- drm_map_list_t *_entry;
+ struct drm_map_list *_entry;
unsigned long agp_token = 0;
list_for_each_entry(_entry, &dev->maplist, head) {
@@ -579,7 +579,7 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
DRM_ERROR("failed to ioremap agp regions! (%p, %p, %p)\n",
dev_priv->warp->handle, dev_priv->primary->handle,
dev->agp_buffer_map->handle);
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
dev_priv->dma_access = MGA_PAGPXFER;
@@ -603,7 +603,7 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
*
* \sa mga_do_dma_bootstrap, mga_do_agp_dma_bootstrap
*/
-static int mga_do_pci_dma_bootstrap(drm_device_t * dev,
+static int mga_do_pci_dma_bootstrap(struct drm_device * dev,
drm_mga_dma_bootstrap_t * dma_bs)
{
drm_mga_private_t * const dev_priv = (drm_mga_private_t *) dev->dev_private;
@@ -611,12 +611,12 @@ static int mga_do_pci_dma_bootstrap(drm_device_t * dev,
unsigned int primary_size;
unsigned int bin_count;
int err;
- drm_buf_desc_t req;
+ struct drm_buf_desc req;
if (dev->dma == NULL) {
DRM_ERROR("dev->dma is NULL\n");
- return DRM_ERR(EFAULT);
+ return -EFAULT;
}
/* Make drm_addbufs happy by not trying to create a mapping for less
@@ -651,7 +651,7 @@ static int mga_do_pci_dma_bootstrap(drm_device_t * dev,
if (err != 0) {
DRM_ERROR("Unable to allocate primary DMA region: %d\n", err);
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
if (dev_priv->primary->size != dma_bs->primary_size) {
@@ -696,7 +696,7 @@ static int mga_do_pci_dma_bootstrap(drm_device_t * dev,
}
-static int mga_do_dma_bootstrap(drm_device_t * dev,
+static int mga_do_dma_bootstrap(struct drm_device * dev,
drm_mga_dma_bootstrap_t * dma_bs)
{
const int is_agp = (dma_bs->agp_mode != 0) && drm_device_is_agp(dev);
@@ -762,44 +762,37 @@ static int mga_do_dma_bootstrap(drm_device_t * dev,
return err;
}
-int mga_dma_bootstrap(DRM_IOCTL_ARGS)
+int mga_dma_bootstrap(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
- drm_mga_dma_bootstrap_t bootstrap;
+ drm_mga_dma_bootstrap_t *bootstrap = data;
int err;
static const int modes[] = { 0, 1, 2, 2, 4, 4, 4, 4 };
const drm_mga_private_t * const dev_priv =
(drm_mga_private_t *) dev->dev_private;
- DRM_COPY_FROM_USER_IOCTL(bootstrap,
- (drm_mga_dma_bootstrap_t __user *) data,
- sizeof(bootstrap));
-
- err = mga_do_dma_bootstrap(dev, & bootstrap);
+ err = mga_do_dma_bootstrap(dev, bootstrap);
if (err) {
mga_do_cleanup_dma(dev, FULL_CLEANUP);
return err;
}
if (dev_priv->agp_textures != NULL) {
- bootstrap.texture_handle = dev_priv->agp_textures->offset;
- bootstrap.texture_size = dev_priv->agp_textures->size;
+ bootstrap->texture_handle = dev_priv->agp_textures->offset;
+ bootstrap->texture_size = dev_priv->agp_textures->size;
} else {
- bootstrap.texture_handle = 0;
- bootstrap.texture_size = 0;
+ bootstrap->texture_handle = 0;
+ bootstrap->texture_size = 0;
}
- bootstrap.agp_mode = modes[bootstrap.agp_mode & 0x07];
-
- DRM_COPY_TO_USER_IOCTL((drm_mga_dma_bootstrap_t __user *)data,
- bootstrap, sizeof(bootstrap));
+ bootstrap->agp_mode = modes[bootstrap->agp_mode & 0x07];
return 0;
}
-static int mga_do_init_dma(drm_device_t * dev, drm_mga_init_t * init)
+static int mga_do_init_dma(struct drm_device * dev, drm_mga_init_t * init)
{
drm_mga_private_t *dev_priv;
int ret;
@@ -833,7 +826,7 @@ static int mga_do_init_dma(drm_device_t * dev, drm_mga_init_t * init)
dev_priv->sarea = drm_getsarea(dev);
if (!dev_priv->sarea) {
DRM_ERROR("failed to find sarea!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
if (! dev_priv->used_new_dma_init) {
@@ -844,28 +837,28 @@ static int mga_do_init_dma(drm_device_t * dev, drm_mga_init_t * init)
dev_priv->status = drm_core_findmap(dev, init->status_offset);
if (!dev_priv->status) {
DRM_ERROR("failed to find status page!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
dev_priv->mmio = drm_core_findmap(dev, init->mmio_offset);
if (!dev_priv->mmio) {
DRM_ERROR("failed to find mmio region!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
dev_priv->warp = drm_core_findmap(dev, init->warp_offset);
if (!dev_priv->warp) {
DRM_ERROR("failed to find warp microcode region!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
dev_priv->primary = drm_core_findmap(dev, init->primary_offset);
if (!dev_priv->primary) {
DRM_ERROR("failed to find primary dma region!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
dev->agp_buffer_token = init->buffers_offset;
dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset);
if (!dev->agp_buffer_map) {
DRM_ERROR("failed to find dma buffer region!\n");
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
drm_core_ioremap(dev_priv->warp, dev);
@@ -883,7 +876,7 @@ static int mga_do_init_dma(drm_device_t * dev, drm_mga_init_t * init)
((dev->agp_buffer_map == NULL) ||
(dev->agp_buffer_map->handle == NULL)))) {
DRM_ERROR("failed to ioremap agp regions!\n");
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
ret = mga_warp_install_microcode(dev_priv);
@@ -933,13 +926,13 @@ static int mga_do_init_dma(drm_device_t * dev, drm_mga_init_t * init)
if (mga_freelist_init(dev, dev_priv) < 0) {
DRM_ERROR("could not initialize freelist\n");
- return DRM_ERR(ENOMEM);
+ return -ENOMEM;
}
return 0;
}
-static int mga_do_cleanup_dma(drm_device_t * dev, int full_cleanup)
+static int mga_do_cleanup_dma(struct drm_device * dev, int full_cleanup)
{
int err = 0;
DRM_DEBUG("\n");
@@ -967,8 +960,8 @@ static int mga_do_cleanup_dma(drm_device_t * dev, int full_cleanup)
if (dev_priv->used_new_dma_init) {
if (dev_priv->agp_handle != 0) {
- drm_agp_binding_t unbind_req;
- drm_agp_buffer_t free_req;
+ struct drm_agp_binding unbind_req;
+ struct drm_agp_buffer free_req;
unbind_req.handle = dev_priv->agp_handle;
drm_agp_unbind(dev, &unbind_req);
@@ -1010,20 +1003,17 @@ static int mga_do_cleanup_dma(drm_device_t * dev, int full_cleanup)
return 0;
}
-int mga_dma_init(DRM_IOCTL_ARGS)
+int mga_dma_init(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
- drm_mga_init_t init;
+ drm_mga_init_t *init = data;
int err;
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
- DRM_COPY_FROM_USER_IOCTL(init, (drm_mga_init_t __user *) data,
- sizeof(init));
-
- switch (init.func) {
+ switch (init->func) {
case MGA_INIT_DMA:
- err = mga_do_init_dma(dev, &init);
+ err = mga_do_init_dma(dev, init);
if (err) {
(void) mga_do_cleanup_dma(dev, FULL_CLEANUP);
}
@@ -1032,36 +1022,33 @@ int mga_dma_init(DRM_IOCTL_ARGS)
return mga_do_cleanup_dma(dev, FULL_CLEANUP);
}
- return DRM_ERR(EINVAL);
+ return -EINVAL;
}
/* ================================================================
* Primary DMA stream management
*/
-int mga_dma_flush(DRM_IOCTL_ARGS)
+int mga_dma_flush(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_mga_private_t *dev_priv = (drm_mga_private_t *) dev->dev_private;
- drm_lock_t lock;
-
- LOCK_TEST_WITH_RETURN(dev, filp);
+ struct drm_lock *lock = data;
- DRM_COPY_FROM_USER_IOCTL(lock, (drm_lock_t __user *) data,
- sizeof(lock));
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
DRM_DEBUG("%s%s%s\n",
- (lock.flags & _DRM_LOCK_FLUSH) ? "flush, " : "",
- (lock.flags & _DRM_LOCK_FLUSH_ALL) ? "flush all, " : "",
- (lock.flags & _DRM_LOCK_QUIESCENT) ? "idle, " : "");
+ (lock->flags & _DRM_LOCK_FLUSH) ? "flush, " : "",
+ (lock->flags & _DRM_LOCK_FLUSH_ALL) ? "flush all, " : "",
+ (lock->flags & _DRM_LOCK_QUIESCENT) ? "idle, " : "");
WRAP_WAIT_WITH_RETURN(dev_priv);
- if (lock.flags & (_DRM_LOCK_FLUSH | _DRM_LOCK_FLUSH_ALL)) {
+ if (lock->flags & (_DRM_LOCK_FLUSH | _DRM_LOCK_FLUSH_ALL)) {
mga_do_dma_flush(dev_priv);
}
- if (lock.flags & _DRM_LOCK_QUIESCENT) {
+ if (lock->flags & _DRM_LOCK_QUIESCENT) {
#if MGA_DMA_DEBUG
int ret = mga_do_wait_for_idle(dev_priv);
if (ret < 0)
@@ -1075,12 +1062,12 @@ int mga_dma_flush(DRM_IOCTL_ARGS)
}
}
-int mga_dma_reset(DRM_IOCTL_ARGS)
+int mga_dma_reset(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
drm_mga_private_t *dev_priv = (drm_mga_private_t *) dev->dev_private;
- LOCK_TEST_WITH_RETURN(dev, filp);
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
return mga_do_dma_reset(dev_priv);
}
@@ -1089,76 +1076,72 @@ int mga_dma_reset(DRM_IOCTL_ARGS)
* DMA buffer management
*/
-static int mga_dma_get_buffers(DRMFILE filp, drm_device_t * dev, drm_dma_t * d)
+static int mga_dma_get_buffers(struct drm_device * dev,
+ struct drm_file *file_priv, struct drm_dma * d)
{
- drm_buf_t *buf;
+ struct drm_buf *buf;
int i;
for (i = d->granted_count; i < d->request_count; i++) {
buf = mga_freelist_get(dev);
if (!buf)
- return DRM_ERR(EAGAIN);
+ return -EAGAIN;
- buf->filp = filp;
+ buf->file_priv = file_priv;
if (DRM_COPY_TO_USER(&d->request_indices[i],
&buf->idx, sizeof(buf->idx)))
- return DRM_ERR(EFAULT);
+ return -EFAULT;
if (DRM_COPY_TO_USER(&d->request_sizes[i],
&buf->total, sizeof(buf->total)))
- return DRM_ERR(EFAULT);
+ return -EFAULT;
d->granted_count++;
}
return 0;
}
-int mga_dma_buffers(DRM_IOCTL_ARGS)
+int mga_dma_buffers(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- DRM_DEVICE;
- drm_device_dma_t *dma = dev->dma;
+ struct drm_device_dma *dma = dev->dma;
drm_mga_private_t *dev_priv = (drm_mga_private_t *) dev->dev_private;
- drm_dma_t __user *argp = (void __user *)data;
- drm_dma_t d;
+ struct drm_dma *d = data;
int ret = 0;
- LOCK_TEST_WITH_RETURN(dev, filp);
-
- DRM_COPY_FROM_USER_IOCTL(d, argp, sizeof(d));
+ LOCK_TEST_WITH_RETURN(dev, file_priv);
/* Please don't send us buffers.
*/
- if (d.send_count != 0) {
+ if (d->send_count != 0) {
DRM_ERROR("Process %d trying to send %d buffers via drmDMA\n",
- DRM_CURRENTPID, d.send_count);
- return DRM_ERR(EINVAL);
+ DRM_CURRENTPID, d->send_count);
+ return -EINVAL;
}
/* We'll send you buffers.
*/
- if (d.request_count < 0 || d.request_count > dma->buf_count) {
+ if (d->request_count < 0 || d->request_count > dma->buf_count) {
DRM_ERROR("Process %d trying to get %d buffers (of %d max)\n",
- DRM_CURRENTPID, d.request_count, dma->buf_count);
- return DRM_ERR(EINVAL);
+ DRM_CURRENTPID, d->request_count, dma->buf_count);
+ return -EINVAL;
}
WRAP_TEST_WITH_RETURN(dev_priv);
- d.granted_count = 0;
+ d->granted_count = 0;
- if (d.request_count) {
- ret = mga_dma_get_buffers(filp, dev, &d);
+ if (d->request_count) {
+ ret = mga_dma_get_buffers(dev, file_priv, d);
}
- DRM_COPY_TO_USER_IOCTL(argp, d, sizeof(d));
-
return ret;
}
/**
* Called just before the module is unloaded.
*/
-int mga_driver_unload(drm_device_t * dev)
+int mga_driver_unload(struct drm_device * dev)
{
drm_free(dev->dev_private, sizeof(drm_mga_private_t), DRM_MEM_DRIVER);
dev->dev_private = NULL;
@@ -1169,12 +1152,12 @@ int mga_driver_unload(drm_device_t * dev)
/**
* Called when the last opener of the device is closed.
*/
-void mga_driver_lastclose(drm_device_t * dev)
+void mga_driver_lastclose(struct drm_device * dev)
{
mga_do_cleanup_dma(dev, FULL_CLEANUP);
}
-int mga_driver_dma_quiescent(drm_device_t * dev)
+int mga_driver_dma_quiescent(struct drm_device * dev)
{
drm_mga_private_t *dev_priv = dev->dev_private;
return mga_do_wait_for_idle(dev_priv);