[PATCH] drm/vmwgfx: switch from ioremap_cache to memremap
From: Dan Williams
Date: Mon Oct 12 2015 - 18:41:42 EST
Per commit 2e586a7e017a "drm/vmwgfx: Map the fifo as cached" the driver
expects the fifo registers to be cacheable. In preparation for
deprecating ioremap_cache() convert its usage in vmwgfx to memremap().
Cc: David Airlie <airlied@xxxxxxxx>
Cc: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
Cc: Sinclair Yeh <syeh@xxxxxxxxxx>
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>
---
This is part of the tree-wide conversion of ioremap_cache() to
memremap() targeted for v4.4 [1]
As noted in that cover letter feel free to apply or ack. These
individual conversions can go in independently given the base memremap()
implementation is already upstream in v4.3-rc1.
This passes a clean run of sparse, but I have not tried to run the
result.
[1]: https://lkml.org/lkml/2015/10/9/699
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 8 +--
drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | 2 -
drivers/gpu/drm/vmwgfx/vmwgfx_fence.c | 23 ++++---
drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c | 102 ++++++++++++++++-----------------
drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c | 9 +--
drivers/gpu/drm/vmwgfx/vmwgfx_irq.c | 8 +--
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 24 ++++----
7 files changed, 84 insertions(+), 92 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 2c7a25c71af2..d6152cd7c634 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -752,8 +752,8 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
ttm_lock_set_kill(&dev_priv->fbdev_master.lock, false, SIGTERM);
dev_priv->active_master = &dev_priv->fbdev_master;
- dev_priv->mmio_virt = ioremap_cache(dev_priv->mmio_start,
- dev_priv->mmio_size);
+ dev_priv->mmio_virt = memremap(dev_priv->mmio_start,
+ dev_priv->mmio_size, MEMREMAP_WB);
if (unlikely(dev_priv->mmio_virt == NULL)) {
ret = -ENOMEM;
@@ -907,7 +907,7 @@ out_no_irq:
out_no_device:
ttm_object_device_release(&dev_priv->tdev);
out_err4:
- iounmap(dev_priv->mmio_virt);
+ memunmap(dev_priv->mmio_virt);
out_err3:
vmw_ttm_global_release(dev_priv);
out_err0:
@@ -958,7 +958,7 @@ static int vmw_driver_unload(struct drm_device *dev)
pci_release_regions(dev->pdev);
ttm_object_device_release(&dev_priv->tdev);
- iounmap(dev_priv->mmio_virt);
+ memunmap(dev_priv->mmio_virt);
if (dev_priv->ctx.staged_bindings)
vmw_binding_state_free(dev_priv->ctx.staged_bindings);
vmw_ttm_global_release(dev_priv);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index f19fd39b43e1..7ff1db23de80 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -375,7 +375,7 @@ struct vmw_private {
uint32_t stdu_max_height;
uint32_t initial_width;
uint32_t initial_height;
- u32 __iomem *mmio_virt;
+ u32 *mmio_virt;
uint32_t capabilities;
uint32_t max_gmr_ids;
uint32_t max_gmr_pages;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
index 567ddede51d1..97f75adc080d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
@@ -141,9 +141,9 @@ static bool vmw_fence_enable_signaling(struct fence *f)
struct vmw_fence_manager *fman = fman_from_fence(fence);
struct vmw_private *dev_priv = fman->dev_priv;
+ u32 *fifo_mem = dev_priv->mmio_virt;
+ u32 seqno = *(fifo_mem + SVGA_FIFO_FENCE);
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
- u32 seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);
if (seqno - fence->base.seqno < VMW_FENCE_WRAP)
return false;
@@ -386,14 +386,14 @@ static bool vmw_fence_goal_new_locked(struct vmw_fence_manager *fman,
u32 passed_seqno)
{
u32 goal_seqno;
- u32 __iomem *fifo_mem;
+ u32 *fifo_mem;
struct vmw_fence_obj *fence;
if (likely(!fman->seqno_valid))
return false;
fifo_mem = fman->dev_priv->mmio_virt;
- goal_seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE_GOAL);
+ goal_seqno = *(fifo_mem + SVGA_FIFO_FENCE_GOAL);
if (likely(passed_seqno - goal_seqno >= VMW_FENCE_WRAP))
return false;
@@ -401,8 +401,7 @@ static bool vmw_fence_goal_new_locked(struct vmw_fence_manager *fman,
list_for_each_entry(fence, &fman->fence_list, head) {
if (!list_empty(&fence->seq_passed_actions)) {
fman->seqno_valid = true;
- iowrite32(fence->base.seqno,
- fifo_mem + SVGA_FIFO_FENCE_GOAL);
+ *(fifo_mem + SVGA_FIFO_FENCE_GOAL) = fence->base.seqno;
break;
}
}
@@ -430,18 +429,18 @@ static bool vmw_fence_goal_check_locked(struct vmw_fence_obj *fence)
{
struct vmw_fence_manager *fman = fman_from_fence(fence);
u32 goal_seqno;
- u32 __iomem *fifo_mem;
+ u32 *fifo_mem;
if (fence_is_signaled_locked(&fence->base))
return false;
fifo_mem = fman->dev_priv->mmio_virt;
- goal_seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE_GOAL);
+ goal_seqno = *(fifo_mem + SVGA_FIFO_FENCE_GOAL);
if (likely(fman->seqno_valid &&
goal_seqno - fence->base.seqno < VMW_FENCE_WRAP))
return false;
- iowrite32(fence->base.seqno, fifo_mem + SVGA_FIFO_FENCE_GOAL);
+ *(fifo_mem + SVGA_FIFO_FENCE_GOAL) = fence->base.seqno;
fman->seqno_valid = true;
return true;
@@ -453,9 +452,9 @@ static void __vmw_fences_update(struct vmw_fence_manager *fman)
struct list_head action_list;
bool needs_rerun;
uint32_t seqno, new_seqno;
- u32 __iomem *fifo_mem = fman->dev_priv->mmio_virt;
+ u32 *fifo_mem = fman->dev_priv->mmio_virt;
- seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);
+ seqno = *(fifo_mem + SVGA_FIFO_FENCE);
rerun:
list_for_each_entry_safe(fence, next_fence, &fman->fence_list, head) {
if (seqno - fence->base.seqno < VMW_FENCE_WRAP) {
@@ -477,7 +476,7 @@ rerun:
needs_rerun = vmw_fence_goal_new_locked(fman, seqno);
if (unlikely(needs_rerun)) {
- new_seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);
+ new_seqno = *(fifo_mem + SVGA_FIFO_FENCE);
if (new_seqno != seqno) {
seqno = new_seqno;
goto rerun;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
index 80c40c31d4f8..199a8c0a681f 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
@@ -36,7 +36,7 @@ struct vmw_temp_set_context {
bool vmw_fifo_have_3d(struct vmw_private *dev_priv)
{
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
+ u32 *fifo_mem = dev_priv->mmio_virt;
uint32_t fifo_min, hwversion;
const struct vmw_fifo_state *fifo = &dev_priv->fifo;
@@ -60,15 +60,15 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv)
if (!(dev_priv->capabilities & SVGA_CAP_EXTENDED_FIFO))
return false;
- fifo_min = ioread32(fifo_mem + SVGA_FIFO_MIN);
+ fifo_min = *(fifo_mem + SVGA_FIFO_MIN);
if (fifo_min <= SVGA_FIFO_3D_HWVERSION * sizeof(unsigned int))
return false;
- hwversion = ioread32(fifo_mem +
- ((fifo->capabilities &
- SVGA_FIFO_CAP_3D_HWVERSION_REVISED) ?
- SVGA_FIFO_3D_HWVERSION_REVISED :
- SVGA_FIFO_3D_HWVERSION));
+ hwversion = *(fifo_mem +
+ ((fifo->capabilities &
+ SVGA_FIFO_CAP_3D_HWVERSION_REVISED) ?
+ SVGA_FIFO_3D_HWVERSION_REVISED :
+ SVGA_FIFO_3D_HWVERSION));
if (hwversion == 0)
return false;
@@ -85,13 +85,13 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv)
bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv)
{
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
+ u32 *fifo_mem = dev_priv->mmio_virt;
uint32_t caps;
if (!(dev_priv->capabilities & SVGA_CAP_EXTENDED_FIFO))
return false;
- caps = ioread32(fifo_mem + SVGA_FIFO_CAPABILITIES);
+ caps = *(fifo_mem + SVGA_FIFO_CAPABILITIES);
if (caps & SVGA_FIFO_CAP_PITCHLOCK)
return true;
@@ -100,7 +100,7 @@ bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv)
int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
{
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
+ u32 *fifo_mem = dev_priv->mmio_virt;
uint32_t max;
uint32_t min;
@@ -137,19 +137,19 @@ int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
if (min < PAGE_SIZE)
min = PAGE_SIZE;
- iowrite32(min, fifo_mem + SVGA_FIFO_MIN);
- iowrite32(dev_priv->mmio_size, fifo_mem + SVGA_FIFO_MAX);
+ *(fifo_mem + SVGA_FIFO_MIN) = min;
+ *(fifo_mem + SVGA_FIFO_MAX) = dev_priv->mmio_size;
wmb();
- iowrite32(min, fifo_mem + SVGA_FIFO_NEXT_CMD);
- iowrite32(min, fifo_mem + SVGA_FIFO_STOP);
- iowrite32(0, fifo_mem + SVGA_FIFO_BUSY);
+ *(fifo_mem + SVGA_FIFO_NEXT_CMD) = min;
+ *(fifo_mem + SVGA_FIFO_STOP) = min;
+ *(fifo_mem + SVGA_FIFO_BUSY) = 0;
mb();
vmw_write(dev_priv, SVGA_REG_CONFIG_DONE, 1);
- max = ioread32(fifo_mem + SVGA_FIFO_MAX);
- min = ioread32(fifo_mem + SVGA_FIFO_MIN);
- fifo->capabilities = ioread32(fifo_mem + SVGA_FIFO_CAPABILITIES);
+ max = *(fifo_mem + SVGA_FIFO_MAX);
+ min = *(fifo_mem + SVGA_FIFO_MIN);
+ fifo->capabilities = *(fifo_mem + SVGA_FIFO_CAPABILITIES);
DRM_INFO("Fifo max 0x%08x min 0x%08x cap 0x%08x\n",
(unsigned int) max,
@@ -157,7 +157,7 @@ int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
(unsigned int) fifo->capabilities);
atomic_set(&dev_priv->marker_seq, dev_priv->last_read_seqno);
- iowrite32(dev_priv->last_read_seqno, fifo_mem + SVGA_FIFO_FENCE);
+ *(fifo_mem + SVGA_FIFO_FENCE) = dev_priv->last_read_seqno;
vmw_marker_queue_init(&fifo->marker_queue);
return 0;
@@ -165,7 +165,7 @@ int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason)
{
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
+ u32 *fifo_mem = dev_priv->mmio_virt;
static DEFINE_SPINLOCK(ping_lock);
unsigned long irq_flags;
@@ -174,8 +174,8 @@ void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason)
* test-and-set of the SVGA_FIFO_BUSY register.
*/
spin_lock_irqsave(&ping_lock, irq_flags);
- if (unlikely(ioread32(fifo_mem + SVGA_FIFO_BUSY) == 0)) {
- iowrite32(1, fifo_mem + SVGA_FIFO_BUSY);
+ if (unlikely(*(fifo_mem + SVGA_FIFO_BUSY) == 0)) {
+ *(fifo_mem + SVGA_FIFO_BUSY) = 1;
vmw_write(dev_priv, SVGA_REG_SYNC, reason);
}
spin_unlock_irqrestore(&ping_lock, irq_flags);
@@ -183,13 +183,13 @@ void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason)
void vmw_fifo_release(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
{
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
+ u32 *fifo_mem = dev_priv->mmio_virt;
vmw_write(dev_priv, SVGA_REG_SYNC, SVGA_SYNC_GENERIC);
while (vmw_read(dev_priv, SVGA_REG_BUSY) != 0)
;
- dev_priv->last_read_seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);
+ dev_priv->last_read_seqno = *(fifo_mem + SVGA_FIFO_FENCE);
vmw_write(dev_priv, SVGA_REG_CONFIG_DONE,
dev_priv->config_done_state);
@@ -213,11 +213,11 @@ void vmw_fifo_release(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
static bool vmw_fifo_is_full(struct vmw_private *dev_priv, uint32_t bytes)
{
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
- uint32_t max = ioread32(fifo_mem + SVGA_FIFO_MAX);
- uint32_t next_cmd = ioread32(fifo_mem + SVGA_FIFO_NEXT_CMD);
- uint32_t min = ioread32(fifo_mem + SVGA_FIFO_MIN);
- uint32_t stop = ioread32(fifo_mem + SVGA_FIFO_STOP);
+ u32 *fifo_mem = dev_priv->mmio_virt;
+ uint32_t max = *(fifo_mem + SVGA_FIFO_MAX);
+ uint32_t next_cmd = *(fifo_mem + SVGA_FIFO_NEXT_CMD);
+ uint32_t min = *(fifo_mem + SVGA_FIFO_MIN);
+ uint32_t stop = *(fifo_mem + SVGA_FIFO_STOP);
return ((max - next_cmd) + (stop - min) <= bytes);
}
@@ -321,7 +321,7 @@ static void *vmw_local_fifo_reserve(struct vmw_private *dev_priv,
uint32_t bytes)
{
struct vmw_fifo_state *fifo_state = &dev_priv->fifo;
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
+ u32 *fifo_mem = dev_priv->mmio_virt;
uint32_t max;
uint32_t min;
uint32_t next_cmd;
@@ -329,9 +329,9 @@ static void *vmw_local_fifo_reserve(struct vmw_private *dev_priv,
int ret;
mutex_lock(&fifo_state->fifo_mutex);
- max = ioread32(fifo_mem + SVGA_FIFO_MAX);
- min = ioread32(fifo_mem + SVGA_FIFO_MIN);
- next_cmd = ioread32(fifo_mem + SVGA_FIFO_NEXT_CMD);
+ max = *(fifo_mem + SVGA_FIFO_MAX);
+ min = *(fifo_mem + SVGA_FIFO_MIN);
+ next_cmd = *(fifo_mem + SVGA_FIFO_NEXT_CMD);
if (unlikely(bytes >= (max - min)))
goto out_err;
@@ -342,7 +342,7 @@ static void *vmw_local_fifo_reserve(struct vmw_private *dev_priv,
fifo_state->reserved_size = bytes;
while (1) {
- uint32_t stop = ioread32(fifo_mem + SVGA_FIFO_STOP);
+ uint32_t stop = *(fifo_mem + SVGA_FIFO_STOP);
bool need_bounce = false;
bool reserve_in_place = false;
@@ -376,10 +376,8 @@ static void *vmw_local_fifo_reserve(struct vmw_private *dev_priv,
fifo_state->using_bounce_buffer = false;
if (reserveable)
- iowrite32(bytes, fifo_mem +
- SVGA_FIFO_RESERVED);
- return (void __force *) (fifo_mem +
- (next_cmd >> 2));
+ *(fifo_mem + SVGA_FIFO_RESERVED) = bytes;
+ return fifo_mem + (next_cmd >> 2);
} else {
need_bounce = true;
}
@@ -427,7 +425,7 @@ void *vmw_fifo_reserve_dx(struct vmw_private *dev_priv, uint32_t bytes,
}
static void vmw_fifo_res_copy(struct vmw_fifo_state *fifo_state,
- u32 __iomem *fifo_mem,
+ u32 *fifo_mem,
uint32_t next_cmd,
uint32_t max, uint32_t min, uint32_t bytes)
{
@@ -439,30 +437,28 @@ static void vmw_fifo_res_copy(struct vmw_fifo_state *fifo_state,
if (bytes < chunk_size)
chunk_size = bytes;
- iowrite32(bytes, fifo_mem + SVGA_FIFO_RESERVED);
+ *(fifo_mem + SVGA_FIFO_RESERVED) = bytes;
mb();
- memcpy_toio(fifo_mem + (next_cmd >> 2), buffer, chunk_size);
+ memcpy(fifo_mem + (next_cmd >> 2), buffer, chunk_size);
rest = bytes - chunk_size;
if (rest)
- memcpy_toio(fifo_mem + (min >> 2), buffer + (chunk_size >> 2),
- rest);
+ memcpy(fifo_mem + (min >> 2), buffer + (chunk_size >> 2), rest);
}
static void vmw_fifo_slow_copy(struct vmw_fifo_state *fifo_state,
- u32 __iomem *fifo_mem,
- uint32_t next_cmd,
+ u32 *fifo_mem, uint32_t next_cmd,
uint32_t max, uint32_t min, uint32_t bytes)
{
uint32_t *buffer = (fifo_state->dynamic_buffer != NULL) ?
fifo_state->dynamic_buffer : fifo_state->static_buffer;
while (bytes > 0) {
- iowrite32(*buffer++, fifo_mem + (next_cmd >> 2));
+ *(fifo_mem + (next_cmd >> 2)) = *buffer++;
next_cmd += sizeof(uint32_t);
if (unlikely(next_cmd == max))
next_cmd = min;
mb();
- iowrite32(next_cmd, fifo_mem + SVGA_FIFO_NEXT_CMD);
+ *(fifo_mem + SVGA_FIFO_NEXT_CMD) = next_cmd;
mb();
bytes -= sizeof(uint32_t);
}
@@ -471,10 +467,10 @@ static void vmw_fifo_slow_copy(struct vmw_fifo_state *fifo_state,
static void vmw_local_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes)
{
struct vmw_fifo_state *fifo_state = &dev_priv->fifo;
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
- uint32_t next_cmd = ioread32(fifo_mem + SVGA_FIFO_NEXT_CMD);
- uint32_t max = ioread32(fifo_mem + SVGA_FIFO_MAX);
- uint32_t min = ioread32(fifo_mem + SVGA_FIFO_MIN);
+ u32 *fifo_mem = dev_priv->mmio_virt;
+ uint32_t next_cmd = *(fifo_mem + SVGA_FIFO_NEXT_CMD);
+ uint32_t max = *(fifo_mem + SVGA_FIFO_MAX);
+ uint32_t min = *(fifo_mem + SVGA_FIFO_MIN);
bool reserveable = fifo_state->capabilities & SVGA_FIFO_CAP_RESERVE;
if (fifo_state->dx)
@@ -507,11 +503,11 @@ static void vmw_local_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes)
if (next_cmd >= max)
next_cmd -= max - min;
mb();
- iowrite32(next_cmd, fifo_mem + SVGA_FIFO_NEXT_CMD);
+ *(fifo_mem + SVGA_FIFO_NEXT_CMD) = next_cmd;
}
if (reserveable)
- iowrite32(0, fifo_mem + SVGA_FIFO_RESERVED);
+ *(fifo_mem + SVGA_FIFO_RESERVED) = 0;
mb();
up_write(&fifo_state->rwsem);
vmw_fifo_ping_host(dev_priv, SVGA_SYNC_GENERIC);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
index 0a970afed93b..d6d8663dc257 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c
@@ -64,7 +64,7 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data,
break;
case DRM_VMW_PARAM_FIFO_HW_VERSION:
{
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
+ u32 *fifo_mem = dev_priv->mmio_virt;
const struct vmw_fifo_state *fifo = &dev_priv->fifo;
if ((dev_priv->capabilities & SVGA_CAP_GBOBJECTS)) {
@@ -72,8 +72,7 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data,
break;
}
- param->value =
- ioread32(fifo_mem +
+ param->value = *(fifo_mem +
((fifo->capabilities &
SVGA_FIFO_CAP_3D_HWVERSION_REVISED) ?
SVGA_FIFO_3D_HWVERSION_REVISED :
@@ -162,7 +161,7 @@ int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data,
(struct drm_vmw_get_3d_cap_arg *) data;
struct vmw_private *dev_priv = vmw_priv(dev);
uint32_t size;
- u32 __iomem *fifo_mem;
+ u32 *fifo_mem;
void __user *buffer = (void __user *)((unsigned long)(arg->buffer));
void *bounce;
int ret;
@@ -211,7 +210,7 @@ int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data,
goto out_err;
} else {
fifo_mem = dev_priv->mmio_virt;
- memcpy_fromio(bounce, &fifo_mem[SVGA_FIFO_3D_CAPS], size);
+ memcpy(bounce, &fifo_mem[SVGA_FIFO_3D_CAPS], size);
}
ret = copy_to_user(buffer, bounce, size);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
index 9498a5e33c12..160121af64d4 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
@@ -72,8 +72,8 @@ static bool vmw_fifo_idle(struct vmw_private *dev_priv, uint32_t seqno)
void vmw_update_seqno(struct vmw_private *dev_priv,
struct vmw_fifo_state *fifo_state)
{
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
- uint32_t seqno = ioread32(fifo_mem + SVGA_FIFO_FENCE);
+ u32 *fifo_mem = dev_priv->mmio_virt;
+ uint32_t seqno = *(fifo_mem + SVGA_FIFO_FENCE);
if (dev_priv->last_read_seqno != seqno) {
dev_priv->last_read_seqno = seqno;
@@ -178,8 +178,8 @@ int vmw_fallback_wait(struct vmw_private *dev_priv,
}
finish_wait(&dev_priv->fence_queue, &__wait);
if (ret == 0 && fifo_idle) {
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
- iowrite32(signal_seq, fifo_mem + SVGA_FIFO_FENCE);
+ u32 *fifo_mem = dev_priv->mmio_virt;
+ *(fifo_mem + SVGA_FIFO_FENCE) = signal_seq;
}
wake_up_all(&dev_priv->fence_queue);
out_err:
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 15a6c01cd016..8977e32c49c7 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -123,14 +123,12 @@ err_unreserve:
void vmw_cursor_update_position(struct vmw_private *dev_priv,
bool show, int x, int y)
{
- u32 __iomem *fifo_mem = dev_priv->mmio_virt;
- uint32_t count;
-
- iowrite32(show ? 1 : 0, fifo_mem + SVGA_FIFO_CURSOR_ON);
- iowrite32(x, fifo_mem + SVGA_FIFO_CURSOR_X);
- iowrite32(y, fifo_mem + SVGA_FIFO_CURSOR_Y);
- count = ioread32(fifo_mem + SVGA_FIFO_CURSOR_COUNT);
- iowrite32(++count, fifo_mem + SVGA_FIFO_CURSOR_COUNT);
+ u32 *fifo_mem = dev_priv->mmio_virt;
+
+ *(fifo_mem + SVGA_FIFO_CURSOR_ON) = show ? 1 : 0;
+ *(fifo_mem + SVGA_FIFO_CURSOR_X) = x;
+ *(fifo_mem + SVGA_FIFO_CURSOR_Y) = y;
+ *(fifo_mem + SVGA_FIFO_CURSOR_COUNT) += 1;
}
int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
@@ -1155,7 +1153,7 @@ int vmw_kms_write_svga(struct vmw_private *vmw_priv,
if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, pitch);
else if (vmw_fifo_have_pitchlock(vmw_priv))
- iowrite32(pitch, vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK);
+ *(vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK) = pitch;
vmw_write(vmw_priv, SVGA_REG_WIDTH, width);
vmw_write(vmw_priv, SVGA_REG_HEIGHT, height);
vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, bpp);
@@ -1181,8 +1179,8 @@ int vmw_kms_save_vga(struct vmw_private *vmw_priv)
vmw_priv->vga_pitchlock =
vmw_read(vmw_priv, SVGA_REG_PITCHLOCK);
else if (vmw_fifo_have_pitchlock(vmw_priv))
- vmw_priv->vga_pitchlock = ioread32(vmw_priv->mmio_virt +
- SVGA_FIFO_PITCHLOCK);
+ vmw_priv->vga_pitchlock = *(vmw_priv->mmio_virt +
+ SVGA_FIFO_PITCHLOCK);
if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY))
return 0;
@@ -1230,8 +1228,8 @@ int vmw_kms_restore_vga(struct vmw_private *vmw_priv)
vmw_write(vmw_priv, SVGA_REG_PITCHLOCK,
vmw_priv->vga_pitchlock);
else if (vmw_fifo_have_pitchlock(vmw_priv))
- iowrite32(vmw_priv->vga_pitchlock,
- vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK);
+ *(vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK) =
+ vmw_priv->vga_pitchlock;
if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY))
return 0;
--
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