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drm/via: fixed coding style issues, simplified return 

Fixed brace, macro and spacing coding style issues.
Simplified
 -if (ret) return ret;
 -return 0;
 +return ret;

Signed-off-by: Nicolas Kaiser <nikai@nikai.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Nicolas Kaiser 2010-07-11 15:32:42 +02:00 коммит произвёл Dave Airlie
Родитель 5649911316
Коммит 58c1e85af3
10 изменённых файлов: 136 добавлений и 166 удалений
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112
drivers/gpu/drm/via/via_dma.c
Просмотреть файл

@ -58,28 +58,29 @@
*((uint32_t *)(vb)) = ((nReg) >> 2) | HALCYON_HEADER1; \
*((uint32_t *)(vb) + 1) = (nData); \
vb = ((uint32_t *)vb) + 2; \
dev_priv->dma_low +=8; \
dev_priv->dma_low += 8; \
}
#define via_flush_write_combine() DRM_MEMORYBARRIER()
#define VIA_OUT_RING_QW(w1,w2) \
#define VIA_OUT_RING_QW(w1, w2) do { \
*vb++ = (w1); \
*vb++ = (w2); \
dev_priv->dma_low += 8;
dev_priv->dma_low += 8; \
} while (0)
static void via_cmdbuf_start(drm_via_private_t * dev_priv);
static void via_cmdbuf_pause(drm_via_private_t * dev_priv);
static void via_cmdbuf_reset(drm_via_private_t * dev_priv);
static void via_cmdbuf_rewind(drm_via_private_t * dev_priv);
static int via_wait_idle(drm_via_private_t * dev_priv);
static void via_pad_cache(drm_via_private_t * dev_priv, int qwords);
static void via_cmdbuf_start(drm_via_private_t *dev_priv);
static void via_cmdbuf_pause(drm_via_private_t *dev_priv);
static void via_cmdbuf_reset(drm_via_private_t *dev_priv);
static void via_cmdbuf_rewind(drm_via_private_t *dev_priv);
static int via_wait_idle(drm_via_private_t *dev_priv);
static void via_pad_cache(drm_via_private_t *dev_priv, int qwords);
/*
* Free space in command buffer.
*/
static uint32_t via_cmdbuf_space(drm_via_private_t * dev_priv)
static uint32_t via_cmdbuf_space(drm_via_private_t *dev_priv)
{
uint32_t agp_base = dev_priv->dma_offset + (uint32_t) dev_priv->agpAddr;
uint32_t hw_addr = *(dev_priv->hw_addr_ptr) - agp_base;
@ -93,7 +94,7 @@ static uint32_t via_cmdbuf_space(drm_via_private_t * dev_priv)
* How much does the command regulator lag behind?
*/
static uint32_t via_cmdbuf_lag(drm_via_private_t * dev_priv)
static uint32_t via_cmdbuf_lag(drm_via_private_t *dev_priv)
{
uint32_t agp_base = dev_priv->dma_offset + (uint32_t) dev_priv->agpAddr;
uint32_t hw_addr = *(dev_priv->hw_addr_ptr) - agp_base;
@ -108,7 +109,7 @@ static uint32_t via_cmdbuf_lag(drm_via_private_t * dev_priv)
*/
static inline int
via_cmdbuf_wait(drm_via_private_t * dev_priv, unsigned int size)
via_cmdbuf_wait(drm_via_private_t *dev_priv, unsigned int size)
{
uint32_t agp_base = dev_priv->dma_offset + (uint32_t) dev_priv->agpAddr;
uint32_t cur_addr, hw_addr, next_addr;
@ -146,14 +147,13 @@ static inline uint32_t *via_check_dma(drm_via_private_t * dev_priv,
dev_priv->dma_high) {
via_cmdbuf_rewind(dev_priv);
}
if (via_cmdbuf_wait(dev_priv, size) != 0) {
if (via_cmdbuf_wait(dev_priv, size) != 0)
return NULL;
}
return (uint32_t *) (dev_priv->dma_ptr + dev_priv->dma_low);
}
int via_dma_cleanup(struct drm_device * dev)
int via_dma_cleanup(struct drm_device *dev)
{
if (dev->dev_private) {
drm_via_private_t *dev_priv =
@ -171,9 +171,9 @@ int via_dma_cleanup(struct drm_device * dev)
return 0;
}
static int via_initialize(struct drm_device * dev,
drm_via_private_t * dev_priv,
drm_via_dma_init_t * init)
static int via_initialize(struct drm_device *dev,
drm_via_private_t *dev_priv,
drm_via_dma_init_t *init)
{
if (!dev_priv || !dev_priv->mmio) {
DRM_ERROR("via_dma_init called before via_map_init\n");
@ -258,7 +258,7 @@ static int via_dma_init(struct drm_device *dev, void *data, struct drm_file *fil
return retcode;
}
static int via_dispatch_cmdbuffer(struct drm_device * dev, drm_via_cmdbuffer_t * cmd)
static int via_dispatch_cmdbuffer(struct drm_device *dev, drm_via_cmdbuffer_t *cmd)
{
drm_via_private_t *dev_priv;
uint32_t *vb;
@ -271,9 +271,8 @@ static int via_dispatch_cmdbuffer(struct drm_device * dev, drm_via_cmdbuffer_t *
return -EFAULT;
}
if (cmd->size > VIA_PCI_BUF_SIZE) {
if (cmd->size > VIA_PCI_BUF_SIZE)
return -ENOMEM;
}
if (DRM_COPY_FROM_USER(dev_priv->pci_buf, cmd->buf, cmd->size))
return -EFAULT;
@ -291,9 +290,8 @@ static int via_dispatch_cmdbuffer(struct drm_device * dev, drm_via_cmdbuffer_t *
}
vb = via_check_dma(dev_priv, (cmd->size < 0x100) ? 0x102 : cmd->size);
if (vb == NULL) {
if (vb == NULL)
return -EAGAIN;
}
memcpy(vb, dev_priv->pci_buf, cmd->size);
@ -311,13 +309,12 @@ static int via_dispatch_cmdbuffer(struct drm_device * dev, drm_via_cmdbuffer_t *
return 0;
}
int via_driver_dma_quiescent(struct drm_device * dev)
int via_driver_dma_quiescent(struct drm_device *dev)
{
drm_via_private_t *dev_priv = dev->dev_private;
if (!via_wait_idle(dev_priv)) {
if (!via_wait_idle(dev_priv))
return -EBUSY;
}
return 0;
}
@ -339,22 +336,17 @@ static int via_cmdbuffer(struct drm_device *dev, void *data, struct drm_file *fi
DRM_DEBUG("buf %p size %lu\n", cmdbuf->buf, cmdbuf->size);
ret = via_dispatch_cmdbuffer(dev, cmdbuf);
if (ret) {
return ret;
}
return 0;
}
static int via_dispatch_pci_cmdbuffer(struct drm_device * dev,
drm_via_cmdbuffer_t * cmd)
static int via_dispatch_pci_cmdbuffer(struct drm_device *dev,
drm_via_cmdbuffer_t *cmd)
{
drm_via_private_t *dev_priv = dev->dev_private;
int ret;
if (cmd->size > VIA_PCI_BUF_SIZE) {
if (cmd->size > VIA_PCI_BUF_SIZE)
return -ENOMEM;
}
if (DRM_COPY_FROM_USER(dev_priv->pci_buf, cmd->buf, cmd->size))
return -EFAULT;
@ -380,19 +372,14 @@ static int via_pci_cmdbuffer(struct drm_device *dev, void *data, struct drm_file
DRM_DEBUG("buf %p size %lu\n", cmdbuf->buf, cmdbuf->size);
ret = via_dispatch_pci_cmdbuffer(dev, cmdbuf);
if (ret) {
return ret;
}
return 0;
}
static inline uint32_t *via_align_buffer(drm_via_private_t * dev_priv,
static inline uint32_t *via_align_buffer(drm_via_private_t *dev_priv,
uint32_t * vb, int qw_count)
{
for (; qw_count > 0; --qw_count) {
for (; qw_count > 0; --qw_count)
VIA_OUT_RING_QW(HC_DUMMY, HC_DUMMY);
}
return vb;
}
@ -401,7 +388,7 @@ static inline uint32_t *via_align_buffer(drm_via_private_t * dev_priv,
*
* Returns virtual pointer to ring buffer.
*/
static inline uint32_t *via_get_dma(drm_via_private_t * dev_priv)
static inline uint32_t *via_get_dma(drm_via_private_t *dev_priv)
{
return (uint32_t *) (dev_priv->dma_ptr + dev_priv->dma_low);
}
@ -411,18 +398,18 @@ static inline uint32_t *via_get_dma(drm_via_private_t * dev_priv)
* modifying the pause address stored in the buffer itself. If
* the regulator has already paused, restart it.
*/
static int via_hook_segment(drm_via_private_t * dev_priv,
static int via_hook_segment(drm_via_private_t *dev_priv,
uint32_t pause_addr_hi, uint32_t pause_addr_lo,
int no_pci_fire)
{
int paused, count;
volatile uint32_t *paused_at = dev_priv->last_pause_ptr;
uint32_t reader,ptr;
uint32_t reader, ptr;
uint32_t diff;
paused = 0;
via_flush_write_combine();
(void) *(volatile uint32_t *)(via_get_dma(dev_priv) -1);
(void) *(volatile uint32_t *)(via_get_dma(dev_priv) - 1);
*paused_at = pause_addr_lo;
via_flush_write_combine();
@ -443,7 +430,7 @@ static int via_hook_segment(drm_via_private_t * dev_priv,
diff = (uint32_t) (ptr - reader) - dev_priv->dma_diff;
count = 10000000;
while(diff == 0 && count--) {
while (diff == 0 && count--) {
paused = (VIA_READ(0x41c) & 0x80000000);
if (paused)
break;
@ -477,7 +464,7 @@ static int via_hook_segment(drm_via_private_t * dev_priv,
return paused;
}
static int via_wait_idle(drm_via_private_t * dev_priv)
static int via_wait_idle(drm_via_private_t *dev_priv)
{
int count = 10000000;
@ -491,9 +478,9 @@ static int via_wait_idle(drm_via_private_t * dev_priv)
return count;
}
static uint32_t *via_align_cmd(drm_via_private_t * dev_priv, uint32_t cmd_type,
uint32_t addr, uint32_t * cmd_addr_hi,
uint32_t * cmd_addr_lo, int skip_wait)
static uint32_t *via_align_cmd(drm_via_private_t *dev_priv, uint32_t cmd_type,
uint32_t addr, uint32_t *cmd_addr_hi,
uint32_t *cmd_addr_lo, int skip_wait)
{
uint32_t agp_base;
uint32_t cmd_addr, addr_lo, addr_hi;
@ -521,7 +508,7 @@ static uint32_t *via_align_cmd(drm_via_private_t * dev_priv, uint32_t cmd_type,
return vb;
}
static void via_cmdbuf_start(drm_via_private_t * dev_priv)
static void via_cmdbuf_start(drm_via_private_t *dev_priv)
{
uint32_t pause_addr_lo, pause_addr_hi;
uint32_t start_addr, start_addr_lo;
@ -580,7 +567,7 @@ static void via_cmdbuf_start(drm_via_private_t * dev_priv)
dev_priv->dma_diff = ptr - reader;
}
static void via_pad_cache(drm_via_private_t * dev_priv, int qwords)
static void via_pad_cache(drm_via_private_t *dev_priv, int qwords)
{
uint32_t *vb;
@ -590,7 +577,7 @@ static void via_pad_cache(drm_via_private_t * dev_priv, int qwords)
via_align_buffer(dev_priv, vb, qwords);
}
static inline void via_dummy_bitblt(drm_via_private_t * dev_priv)
static inline void via_dummy_bitblt(drm_via_private_t *dev_priv)
{
uint32_t *vb = via_get_dma(dev_priv);
SetReg2DAGP(0x0C, (0 | (0 << 16)));
@ -598,7 +585,7 @@ static inline void via_dummy_bitblt(drm_via_private_t * dev_priv)
SetReg2DAGP(0x0, 0x1 | 0x2000 | 0xAA000000);
}
static void via_cmdbuf_jump(drm_via_private_t * dev_priv)
static void via_cmdbuf_jump(drm_via_private_t *dev_priv)
{
uint32_t agp_base;
uint32_t pause_addr_lo, pause_addr_hi;
@ -617,9 +604,8 @@ static void via_cmdbuf_jump(drm_via_private_t * dev_priv)
*/
dev_priv->dma_low = 0;
if (via_cmdbuf_wait(dev_priv, CMDBUF_ALIGNMENT_SIZE) != 0) {
if (via_cmdbuf_wait(dev_priv, CMDBUF_ALIGNMENT_SIZE) != 0)
DRM_ERROR("via_cmdbuf_jump failed\n");
}
via_dummy_bitblt(dev_priv);
via_dummy_bitblt(dev_priv);
@ -657,12 +643,12 @@ static void via_cmdbuf_jump(drm_via_private_t * dev_priv)
}
static void via_cmdbuf_rewind(drm_via_private_t * dev_priv)
static void via_cmdbuf_rewind(drm_via_private_t *dev_priv)
{
via_cmdbuf_jump(dev_priv);
}
static void via_cmdbuf_flush(drm_via_private_t * dev_priv, uint32_t cmd_type)
static void via_cmdbuf_flush(drm_via_private_t *dev_priv, uint32_t cmd_type)
{
uint32_t pause_addr_lo, pause_addr_hi;
@ -670,12 +656,12 @@ static void via_cmdbuf_flush(drm_via_private_t * dev_priv, uint32_t cmd_type)
via_hook_segment(dev_priv, pause_addr_hi, pause_addr_lo, 0);
}
static void via_cmdbuf_pause(drm_via_private_t * dev_priv)
static void via_cmdbuf_pause(drm_via_private_t *dev_priv)
{
via_cmdbuf_flush(dev_priv, HC_HAGPBpID_PAUSE);
}
static void via_cmdbuf_reset(drm_via_private_t * dev_priv)
static void via_cmdbuf_reset(drm_via_private_t *dev_priv)
{
via_cmdbuf_flush(dev_priv, HC_HAGPBpID_STOP);
via_wait_idle(dev_priv);
@ -708,10 +694,9 @@ static int via_cmdbuf_size(struct drm_device *dev, void *data, struct drm_file *
case VIA_CMDBUF_SPACE:
while (((tmp_size = via_cmdbuf_space(dev_priv)) < d_siz->size)
&& --count) {
if (!d_siz->wait) {
if (!d_siz->wait)
break;
}
}
if (!count) {
DRM_ERROR("VIA_CMDBUF_SPACE timed out.\n");
ret = -EAGAIN;
@ -720,10 +705,9 @@ static int via_cmdbuf_size(struct drm_device *dev, void *data, struct drm_file *
case VIA_CMDBUF_LAG:
while (((tmp_size = via_cmdbuf_lag(dev_priv)) > d_siz->size)
&& --count) {
if (!d_siz->wait) {
if (!d_siz->wait)
break;
}
}
if (!count) {
DRM_ERROR("VIA_CMDBUF_LAG timed out.\n");
ret = -EAGAIN;

69
drivers/gpu/drm/via/via_dmablit.c
Просмотреть файл

@ -70,7 +70,7 @@ via_unmap_blit_from_device(struct pci_dev *pdev, drm_via_sg_info_t *vsg)
descriptor_this_page;
dma_addr_t next = vsg->chain_start;
while(num_desc--) {
while (num_desc--) {
if (descriptor_this_page-- == 0) {
cur_descriptor_page--;
descriptor_this_page = vsg->descriptors_per_page - 1;
@ -174,19 +174,19 @@ via_free_sg_info(struct pci_dev *pdev, drm_via_sg_info_t *vsg)
struct page *page;
int i;
switch(vsg->state) {
switch (vsg->state) {
case dr_via_device_mapped:
via_unmap_blit_from_device(pdev, vsg);
case dr_via_desc_pages_alloc:
for (i=0; i<vsg->num_desc_pages; ++i) {
for (i = 0; i < vsg->num_desc_pages; ++i) {
if (vsg->desc_pages[i] != NULL)
free_page((unsigned long)vsg->desc_pages[i]);
}
kfree(vsg->desc_pages);
case dr_via_pages_locked:
for (i=0; i<vsg->num_pages; ++i) {
if ( NULL != (page = vsg->pages[i])) {
if (! PageReserved(page) && (DMA_FROM_DEVICE == vsg->direction))
for (i = 0; i < vsg->num_pages; ++i) {
if (NULL != (page = vsg->pages[i])) {
if (!PageReserved(page) && (DMA_FROM_DEVICE == vsg->direction))
SetPageDirty(page);
page_cache_release(page);
}
@ -232,7 +232,7 @@ via_lock_all_dma_pages(drm_via_sg_info_t *vsg, drm_via_dmablit_t *xfer)
{
int ret;
unsigned long first_pfn = VIA_PFN(xfer->mem_addr);
vsg->num_pages = VIA_PFN(xfer->mem_addr + (xfer->num_lines * xfer->mem_stride -1)) -
vsg->num_pages = VIA_PFN(xfer->mem_addr + (xfer->num_lines * xfer->mem_stride - 1)) -
first_pfn + 1;
if (NULL == (vsg->pages = vmalloc(sizeof(struct page *) * vsg->num_pages)))
@ -268,7 +268,7 @@ via_alloc_desc_pages(drm_via_sg_info_t *vsg)
{
int i;
vsg->descriptors_per_page = PAGE_SIZE / sizeof( drm_via_descriptor_t);
vsg->descriptors_per_page = PAGE_SIZE / sizeof(drm_via_descriptor_t);
vsg->num_desc_pages = (vsg->num_desc + vsg->descriptors_per_page - 1) /
vsg->descriptors_per_page;
@ -276,7 +276,7 @@ via_alloc_desc_pages(drm_via_sg_info_t *vsg)
return -ENOMEM;
vsg->state = dr_via_desc_pages_alloc;
for (i=0; i<vsg->num_desc_pages; ++i) {
for (i = 0; i < vsg->num_desc_pages; ++i) {
if (NULL == (vsg->desc_pages[i] =
(drm_via_descriptor_t *) __get_free_page(GFP_KERNEL)))
return -ENOMEM;
@ -318,21 +318,20 @@ via_dmablit_handler(struct drm_device *dev, int engine, int from_irq)
drm_via_blitq_t *blitq = dev_priv->blit_queues + engine;
int cur;
int done_transfer;
unsigned long irqsave=0;
unsigned long irqsave = 0;
uint32_t status = 0;
DRM_DEBUG("DMA blit handler called. engine = %d, from_irq = %d, blitq = 0x%lx\n",
engine, from_irq, (unsigned long) blitq);
if (from_irq) {
if (from_irq)
spin_lock(&blitq->blit_lock);
} else {
else
spin_lock_irqsave(&blitq->blit_lock, irqsave);
}
done_transfer = blitq->is_active &&
(( status = VIA_READ(VIA_PCI_DMA_CSR0 + engine*0x04)) & VIA_DMA_CSR_TD);
done_transfer = done_transfer || ( blitq->aborting && !(status & VIA_DMA_CSR_DE));
((status = VIA_READ(VIA_PCI_DMA_CSR0 + engine*0x04)) & VIA_DMA_CSR_TD);
done_transfer = done_transfer || (blitq->aborting && !(status & VIA_DMA_CSR_DE));
cur = blitq->cur;
if (done_transfer) {
@ -377,18 +376,16 @@ via_dmablit_handler(struct drm_device *dev, int engine, int from_irq)
if (!timer_pending(&blitq->poll_timer))
mod_timer(&blitq->poll_timer, jiffies + 1);
} else {
if (timer_pending(&blitq->poll_timer)) {
if (timer_pending(&blitq->poll_timer))
del_timer(&blitq->poll_timer);
}
via_dmablit_engine_off(dev, engine);
}
}
if (from_irq) {
if (from_irq)
spin_unlock(&blitq->blit_lock);
} else {
else
spin_unlock_irqrestore(&blitq->blit_lock, irqsave);
}
}
@ -414,10 +411,9 @@ via_dmablit_active(drm_via_blitq_t *blitq, int engine, uint32_t handle, wait_que
((blitq->cur_blit_handle - handle) <= (1 << 23));
if (queue && active) {
slot = handle - blitq->done_blit_handle + blitq->cur -1;
if (slot >= VIA_NUM_BLIT_SLOTS) {
slot = handle - blitq->done_blit_handle + blitq->cur - 1;
if (slot >= VIA_NUM_BLIT_SLOTS)
slot -= VIA_NUM_BLIT_SLOTS;
}
*queue = blitq->blit_queue + slot;
}
@ -506,12 +502,12 @@ via_dmablit_workqueue(struct work_struct *work)
int cur_released;
DRM_DEBUG("Workqueue task called for blit engine %ld\n",(unsigned long)
DRM_DEBUG("Workqueue task called for blit engine %ld\n", (unsigned long)
(blitq - ((drm_via_private_t *)dev->dev_private)->blit_queues));
spin_lock_irqsave(&blitq->blit_lock, irqsave);
while(blitq->serviced != blitq->cur) {
while (blitq->serviced != blitq->cur) {
cur_released = blitq->serviced++;
@ -545,13 +541,13 @@ via_dmablit_workqueue(struct work_struct *work)
void
via_init_dmablit(struct drm_device *dev)
{
int i,j;
int i, j;
drm_via_private_t *dev_priv = (drm_via_private_t *)dev->dev_private;
drm_via_blitq_t *blitq;
pci_set_master(dev->pdev);
for (i=0; i< VIA_NUM_BLIT_ENGINES; ++i) {
for (i = 0; i < VIA_NUM_BLIT_ENGINES; ++i) {
blitq = dev_priv->blit_queues + i;
blitq->dev = dev;
blitq->cur_blit_handle = 0;
@ -564,9 +560,8 @@ via_init_dmablit(struct drm_device *dev)
blitq->is_active = 0;
blitq->aborting = 0;
spin_lock_init(&blitq->blit_lock);
for (j=0; j<VIA_NUM_BLIT_SLOTS; ++j) {
for (j = 0; j < VIA_NUM_BLIT_SLOTS; ++j)
DRM_INIT_WAITQUEUE(blitq->blit_queue + j);
}
DRM_INIT_WAITQUEUE(&blitq->busy_queue);
INIT_WORK(&blitq->wq, via_dmablit_workqueue);
setup_timer(&blitq->poll_timer, via_dmablit_timer,
@ -685,18 +680,17 @@ via_build_sg_info(struct drm_device *dev, drm_via_sg_info_t *vsg, drm_via_dmabli
static int
via_dmablit_grab_slot(drm_via_blitq_t *blitq, int engine)
{
int ret=0;
int ret = 0;
unsigned long irqsave;
DRM_DEBUG("Num free is %d\n", blitq->num_free);
spin_lock_irqsave(&blitq->blit_lock, irqsave);
while(blitq->num_free == 0) {
while (blitq->num_free == 0) {
spin_unlock_irqrestore(&blitq->blit_lock, irqsave);
DRM_WAIT_ON(ret, blitq->busy_queue, DRM_HZ, blitq->num_free > 0);
if (ret) {
if (ret)
return (-EINTR == ret) ? -EAGAIN : ret;
}
spin_lock_irqsave(&blitq->blit_lock, irqsave);
}
@ -719,7 +713,7 @@ via_dmablit_release_slot(drm_via_blitq_t *blitq)
spin_lock_irqsave(&blitq->blit_lock, irqsave);
blitq->num_free++;
spin_unlock_irqrestore(&blitq->blit_lock, irqsave);
DRM_WAKEUP( &blitq->busy_queue );
DRM_WAKEUP(&blitq->busy_queue);
}
/*
@ -744,9 +738,8 @@ via_dmablit(struct drm_device *dev, drm_via_dmablit_t *xfer)
engine = (xfer->to_fb) ? 0 : 1;
blitq = dev_priv->blit_queues + engine;
if (0 != (ret = via_dmablit_grab_slot(blitq, engine))) {
if (0 != (ret = via_dmablit_grab_slot(blitq, engine)))
return ret;
}
if (NULL == (vsg = kmalloc(sizeof(*vsg), GFP_KERNEL))) {
via_dmablit_release_slot(blitq);
return -ENOMEM;
@ -780,7 +773,7 @@ via_dmablit(struct drm_device *dev, drm_via_dmablit_t *xfer)
*/
int
via_dma_blit_sync( struct drm_device *dev, void *data, struct drm_file *file_priv )
via_dma_blit_sync(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
drm_via_blitsync_t *sync = data;
int err;
@ -804,7 +797,7 @@ via_dma_blit_sync( struct drm_device *dev, void *data, struct drm_file *file_pri
*/
int
via_dma_blit( struct drm_device *dev, void *data, struct drm_file *file_priv )
via_dma_blit(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
drm_via_dmablit_t *xfer = data;
int err;

22
drivers/gpu/drm/via/via_drv.h
Просмотреть файл

@ -107,9 +107,9 @@ enum via_family {
#define VIA_BASE ((dev_priv->mmio))
#define VIA_READ(reg) DRM_READ32(VIA_BASE, reg)
#define VIA_WRITE(reg,val) DRM_WRITE32(VIA_BASE, reg, val)
#define VIA_WRITE(reg, val) DRM_WRITE32(VIA_BASE, reg, val)
#define VIA_READ8(reg) DRM_READ8(VIA_BASE, reg)
#define VIA_WRITE8(reg,val) DRM_WRITE8(VIA_BASE, reg, val)
#define VIA_WRITE8(reg, val) DRM_WRITE8(VIA_BASE, reg, val)
extern struct drm_ioctl_desc via_ioctls[];
extern int via_max_ioctl;
@ -121,28 +121,28 @@ extern int via_agp_init(struct drm_device *dev, void *data, struct drm_file *fil
extern int via_map_init(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int via_decoder_futex(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int via_wait_irq(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int via_dma_blit_sync( struct drm_device *dev, void *data, struct drm_file *file_priv );
extern int via_dma_blit( struct drm_device *dev, void *data, struct drm_file *file_priv );
extern int via_dma_blit_sync(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int via_dma_blit(struct drm_device *dev, void *data, struct drm_file *file_priv);
extern int via_driver_load(struct drm_device *dev, unsigned long chipset);
extern int via_driver_unload(struct drm_device *dev);
extern int via_init_context(struct drm_device * dev, int context);
extern int via_final_context(struct drm_device * dev, int context);
extern int via_init_context(struct drm_device *dev, int context);
extern int via_final_context(struct drm_device *dev, int context);
extern int via_do_cleanup_map(struct drm_device * dev);
extern int via_do_cleanup_map(struct drm_device *dev);
extern u32 via_get_vblank_counter(struct drm_device *dev, int crtc);
extern int via_enable_vblank(struct drm_device *dev, int crtc);
extern void via_disable_vblank(struct drm_device *dev, int crtc);
extern irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS);
extern void via_driver_irq_preinstall(struct drm_device * dev);
extern void via_driver_irq_preinstall(struct drm_device *dev);
extern int via_driver_irq_postinstall(struct drm_device *dev);
extern void via_driver_irq_uninstall(struct drm_device * dev);
extern void via_driver_irq_uninstall(struct drm_device *dev);
extern int via_dma_cleanup(struct drm_device * dev);
extern int via_dma_cleanup(struct drm_device *dev);
extern void via_init_command_verifier(void);
extern int via_driver_dma_quiescent(struct drm_device * dev);
extern int via_driver_dma_quiescent(struct drm_device *dev);
extern void via_init_futex(drm_via_private_t *dev_priv);
extern void via_cleanup_futex(drm_via_private_t *dev_priv);
extern void via_release_futex(drm_via_private_t *dev_priv, int context);

13
drivers/gpu/drm/via/via_irq.c
Просмотреть файл

@ -141,12 +141,11 @@ irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS)
atomic_inc(&cur_irq->irq_received);
DRM_WAKEUP(&cur_irq->irq_queue);
handled = 1;
if (dev_priv->irq_map[drm_via_irq_dma0_td] == i) {
if (dev_priv->irq_map[drm_via_irq_dma0_td] == i)
via_dmablit_handler(dev, 0, 1);
} else if (dev_priv->irq_map[drm_via_irq_dma1_td] == i) {
else if (dev_priv->irq_map[drm_via_irq_dma1_td] == i)
via_dmablit_handler(dev, 1, 1);
}
}
cur_irq++;
}
@ -160,7 +159,7 @@ irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS)
return IRQ_NONE;
}
static __inline__ void viadrv_acknowledge_irqs(drm_via_private_t * dev_priv)
static __inline__ void viadrv_acknowledge_irqs(drm_via_private_t *dev_priv)
{
u32 status;
@ -207,7 +206,7 @@ void via_disable_vblank(struct drm_device *dev, int crtc)
}
static int
via_driver_irq_wait(struct drm_device * dev, unsigned int irq, int force_sequence,
via_driver_irq_wait(struct drm_device *dev, unsigned int irq, int force_sequence,
unsigned int *sequence)
{
drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
@ -260,7 +259,7 @@ via_driver_irq_wait(struct drm_device * dev, unsigned int irq, int force_sequenc
* drm_dma.h hooks
*/
void via_driver_irq_preinstall(struct drm_device * dev)
void via_driver_irq_preinstall(struct drm_device *dev)
{
drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
u32 status;
@ -329,7 +328,7 @@ int via_driver_irq_postinstall(struct drm_device *dev)
return 0;
}
void via_driver_irq_uninstall(struct drm_device * dev)
void via_driver_irq_uninstall(struct drm_device *dev)
{
drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
u32 status;

4
drivers/gpu/drm/via/via_map.c
Просмотреть файл

@ -25,7 +25,7 @@
#include "via_drm.h"
#include "via_drv.h"
static int via_do_init_map(struct drm_device * dev, drm_via_init_t * init)
static int via_do_init_map(struct drm_device *dev, drm_via_init_t *init)
{
drm_via_private_t *dev_priv = dev->dev_private;
@ -68,7 +68,7 @@ static int via_do_init_map(struct drm_device * dev, drm_via_init_t * init)
return 0;
}
int via_do_cleanup_map(struct drm_device * dev)
int via_do_cleanup_map(struct drm_device *dev)
{
via_dma_cleanup(dev);

7
drivers/gpu/drm/via/via_mm.c
Просмотреть файл

@ -31,7 +31,7 @@
#include "drm_sman.h"
#define VIA_MM_ALIGN_SHIFT 4
#define VIA_MM_ALIGN_MASK ( (1 << VIA_MM_ALIGN_SHIFT) - 1)
#define VIA_MM_ALIGN_MASK ((1 << VIA_MM_ALIGN_SHIFT) - 1)
int via_agp_init(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
@ -172,7 +172,7 @@ int via_mem_free(struct drm_device *dev, void *data, struct drm_file *file_priv)
}
void via_reclaim_buffers_locked(struct drm_device * dev,
void via_reclaim_buffers_locked(struct drm_device *dev,
struct drm_file *file_priv)
{
drm_via_private_t *dev_priv = dev->dev_private;
@ -183,9 +183,8 @@ void via_reclaim_buffers_locked(struct drm_device * dev,
return;
}
if (dev->driver->dma_quiescent) {
if (dev->driver->dma_quiescent)
dev->driver->dma_quiescent(dev);
}
drm_sman_owner_cleanup(&dev_priv->sman, (unsigned long)file_priv);
mutex_unlock(&dev->struct_mutex);

47
drivers/gpu/drm/via/via_verifier.c
Просмотреть файл

@ -235,7 +235,7 @@ static hazard_t table2[256];
static hazard_t table3[256];
static __inline__ int
eat_words(const uint32_t ** buf, const uint32_t * buf_end, unsigned num_words)
eat_words(const uint32_t **buf, const uint32_t *buf_end, unsigned num_words)
{
if ((buf_end - *buf) >= num_words) {
*buf += num_words;
@ -252,7 +252,7 @@ eat_words(const uint32_t ** buf, const uint32_t * buf_end, unsigned num_words)
static __inline__ drm_local_map_t *via_drm_lookup_agp_map(drm_via_state_t *seq,
unsigned long offset,
unsigned long size,
struct drm_device * dev)
struct drm_device *dev)
{
struct drm_map_list *r_list;
drm_local_map_t *map = seq->map_cache;
@ -344,7 +344,7 @@ static __inline__ int finish_current_sequence(drm_via_state_t * cur_seq)
}
static __inline__ int
investigate_hazard(uint32_t cmd, hazard_t hz, drm_via_state_t * cur_seq)
investigate_hazard(uint32_t cmd, hazard_t hz, drm_via_state_t *cur_seq)
{
register uint32_t tmp, *tmp_addr;
@ -518,7 +518,7 @@ investigate_hazard(uint32_t cmd, hazard_t hz, drm_via_state_t * cur_seq)
static __inline__ int
via_check_prim_list(uint32_t const **buffer, const uint32_t * buf_end,
drm_via_state_t * cur_seq)
drm_via_state_t *cur_seq)
{
drm_via_private_t *dev_priv =
(drm_via_private_t *) cur_seq->dev->dev_private;
@ -621,8 +621,8 @@ via_check_prim_list(uint32_t const **buffer, const uint32_t * buf_end,
}
static __inline__ verifier_state_t
via_check_header2(uint32_t const **buffer, const uint32_t * buf_end,
drm_via_state_t * hc_state)
via_check_header2(uint32_t const **buffer, const uint32_t *buf_end,
drm_via_state_t *hc_state)
{
uint32_t cmd;
int hz_mode;
@ -706,16 +706,15 @@ via_check_header2(uint32_t const **buffer, const uint32_t * buf_end,
return state_error;
}
}
if (hc_state->unfinished && finish_current_sequence(hc_state)) {
if (hc_state->unfinished && finish_current_sequence(hc_state))
return state_error;
}
*buffer = buf;
return state_command;
}
static __inline__ verifier_state_t
via_parse_header2(drm_via_private_t * dev_priv, uint32_t const **buffer,
const uint32_t * buf_end, int *fire_count)
via_parse_header2(drm_via_private_t *dev_priv, uint32_t const **buffer,
const uint32_t *buf_end, int *fire_count)
{
uint32_t cmd;
const uint32_t *buf = *buffer;
@ -833,8 +832,8 @@ via_check_header1(uint32_t const **buffer, const uint32_t * buf_end)
}
static __inline__ verifier_state_t
via_parse_header1(drm_via_private_t * dev_priv, uint32_t const **buffer,
const uint32_t * buf_end)
via_parse_header1(drm_via_private_t *dev_priv, uint32_t const **buffer,
const uint32_t *buf_end)
{
register uint32_t cmd;
const uint32_t *buf = *buffer;
@ -851,7 +850,7 @@ via_parse_header1(drm_via_private_t * dev_priv, uint32_t const **buffer,
}
static __inline__ verifier_state_t
via_check_vheader5(uint32_t const **buffer, const uint32_t * buf_end)
via_check_vheader5(uint32_t const **buffer, const uint32_t *buf_end)
{
uint32_t data;
const uint32_t *buf = *buffer;
@ -884,8 +883,8 @@ via_check_vheader5(uint32_t const **buffer, const uint32_t * buf_end)
}
static __inline__ verifier_state_t
via_parse_vheader5(drm_via_private_t * dev_priv, uint32_t const **buffer,
const uint32_t * buf_end)
via_parse_vheader5(drm_via_private_t *dev_priv, uint32_t const **buffer,
const uint32_t *buf_end)
{
uint32_t addr, count, i;
const uint32_t *buf = *buffer;
@ -893,9 +892,8 @@ via_parse_vheader5(drm_via_private_t * dev_priv, uint32_t const **buffer,
addr = *buf++ & ~VIA_VIDEOMASK;
i = count = *buf;
buf += 3;
while (i--) {
while (i--)
VIA_WRITE(addr, *buf++);
}
if (count & 3)
buf += 4 - (count & 3);
*buffer = buf;
@ -940,8 +938,8 @@ via_check_vheader6(uint32_t const **buffer, const uint32_t * buf_end)
}
static __inline__ verifier_state_t
via_parse_vheader6(drm_via_private_t * dev_priv, uint32_t const **buffer,
const uint32_t * buf_end)
via_parse_vheader6(drm_via_private_t *dev_priv, uint32_t const **buffer,
const uint32_t *buf_end)
{
uint32_t addr, count, i;
@ -1037,7 +1035,7 @@ via_verify_command_stream(const uint32_t * buf, unsigned int size,
}
int
via_parse_command_stream(struct drm_device * dev, const uint32_t * buf,
via_parse_command_stream(struct drm_device *dev, const uint32_t *buf,
unsigned int size)
{
@ -1085,9 +1083,8 @@ via_parse_command_stream(struct drm_device * dev, const uint32_t * buf,
return -EINVAL;
}
}
if (state == state_error) {
if (state == state_error)
return -EINVAL;
}
return 0;
}
@ -1096,13 +1093,11 @@ setup_hazard_table(hz_init_t init_table[], hazard_t table[], int size)
{
int i;
for (i = 0; i < 256; ++i) {
for (i = 0; i < 256; ++i)
table[i] = forbidden_command;
}
for (i = 0; i < size; ++i) {
for (i = 0; i < size; ++i)
table[init_table[i].code] = init_table[i].hz;
}
}
void via_init_command_verifier(void)

4
drivers/gpu/drm/via/via_verifier.h
Просмотреть файл

@ -54,8 +54,8 @@ typedef struct {
const uint32_t *buf_start;
} drm_via_state_t;
extern int via_verify_command_stream(const uint32_t * buf, unsigned int size,
struct drm_device * dev, int agp);
extern int via_verify_command_stream(const uint32_t *buf, unsigned int size,
struct drm_device *dev, int agp);
extern int via_parse_command_stream(struct drm_device *dev, const uint32_t *buf,
unsigned int size);

6
drivers/gpu/drm/via/via_video.c
Просмотреть файл

@ -29,7 +29,7 @@
#include "via_drm.h"
#include "via_drv.h"
void via_init_futex(drm_via_private_t * dev_priv)
void via_init_futex(drm_via_private_t *dev_priv)
{
unsigned int i;
@ -41,11 +41,11 @@ void via_init_futex(drm_via_private_t * dev_priv)
}
}
void via_cleanup_futex(drm_via_private_t * dev_priv)
void via_cleanup_futex(drm_via_private_t *dev_priv)
{
}
void via_release_futex(drm_via_private_t * dev_priv, int context)
void via_release_futex(drm_via_private_t *dev_priv, int context)
{
unsigned int i;
volatile int *lock;