diff options
author | Geoff Levand <geoff@infradead.org> | 2015-06-10 18:00:17 +0000 |
---|---|---|
committer | Jens Axboe <axboe@fb.com> | 2015-06-10 14:06:53 -0600 |
commit | e7bdd17b0869782d89c371507ee45bb1425615a0 (patch) | |
tree | b8dadcfaa5651fe8e5894b4db896b06ad30ecff4 /drivers/block/ps3vram.c | |
parent | a5768aa887fb636f0cc4c83a2f1242506aaf50f6 (diff) | |
download | linux-e7bdd17b0869782d89c371507ee45bb1425615a0.tar.gz linux-e7bdd17b0869782d89c371507ee45bb1425615a0.tar.xz |
block/ps3vram: Fix sparse warnings
Fix sparse warnings like these:
drivers/block/ps3vram.c: warning: incorrect type in assignment (different address spaces)
drivers/block/ps3vram.c: expected unsigned int [usertype] *ctrl
drivers/block/ps3vram.c: got void [noderef] <asn:2>*
Cc: Jim Paris <jim@jtan.com>
Cc: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Geoff Levand <geoff@infradead.org>
Acked-by: Jim Paris <jim@jtan.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/block/ps3vram.c')
-rw-r--r-- | drivers/block/ps3vram.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/drivers/block/ps3vram.c b/drivers/block/ps3vram.c index ef45cfb98fd2..a7bf83639ba0 100644 --- a/drivers/block/ps3vram.c +++ b/drivers/block/ps3vram.c @@ -73,8 +73,8 @@ struct ps3vram_priv { u64 memory_handle; u64 context_handle; - u32 *ctrl; - void *reports; + u32 __iomem *ctrl; + void __iomem *reports; u8 *xdr_buf; u32 *fifo_base; @@ -104,7 +104,7 @@ static char *size = "256M"; module_param(size, charp, 0); MODULE_PARM_DESC(size, "memory size"); -static u32 *ps3vram_get_notifier(void *reports, int notifier) +static u32 __iomem *ps3vram_get_notifier(void __iomem *reports, int notifier) { return reports + DMA_NOTIFIER_OFFSET_BASE + DMA_NOTIFIER_SIZE * notifier; @@ -113,22 +113,22 @@ static u32 *ps3vram_get_notifier(void *reports, int notifier) static void ps3vram_notifier_reset(struct ps3_system_bus_device *dev) { struct ps3vram_priv *priv = ps3_system_bus_get_drvdata(dev); - u32 *notify = ps3vram_get_notifier(priv->reports, NOTIFIER); + u32 __iomem *notify = ps3vram_get_notifier(priv->reports, NOTIFIER); int i; for (i = 0; i < 4; i++) - notify[i] = 0xffffffff; + iowrite32be(0xffffffff, notify + i); } static int ps3vram_notifier_wait(struct ps3_system_bus_device *dev, unsigned int timeout_ms) { struct ps3vram_priv *priv = ps3_system_bus_get_drvdata(dev); - u32 *notify = ps3vram_get_notifier(priv->reports, NOTIFIER); + u32 __iomem *notify = ps3vram_get_notifier(priv->reports, NOTIFIER); unsigned long timeout; for (timeout = 20; timeout; timeout--) { - if (!notify[3]) + if (!ioread32be(notify + 3)) return 0; udelay(10); } @@ -136,7 +136,7 @@ static int ps3vram_notifier_wait(struct ps3_system_bus_device *dev, timeout = jiffies + msecs_to_jiffies(timeout_ms); do { - if (!notify[3]) + if (!ioread32be(notify + 3)) return 0; msleep(1); } while (time_before(jiffies, timeout)); @@ -148,8 +148,8 @@ static void ps3vram_init_ring(struct ps3_system_bus_device *dev) { struct ps3vram_priv *priv = ps3_system_bus_get_drvdata(dev); - priv->ctrl[CTRL_PUT] = FIFO_BASE + FIFO_OFFSET; - priv->ctrl[CTRL_GET] = FIFO_BASE + FIFO_OFFSET; + iowrite32be(FIFO_BASE + FIFO_OFFSET, priv->ctrl + CTRL_PUT); + iowrite32be(FIFO_BASE + FIFO_OFFSET, priv->ctrl + CTRL_GET); } static int ps3vram_wait_ring(struct ps3_system_bus_device *dev, @@ -159,14 +159,14 @@ static int ps3vram_wait_ring(struct ps3_system_bus_device *dev, unsigned long timeout = jiffies + msecs_to_jiffies(timeout_ms); do { - if (priv->ctrl[CTRL_PUT] == priv->ctrl[CTRL_GET]) + if (ioread32be(priv->ctrl + CTRL_PUT) == ioread32be(priv->ctrl + CTRL_GET)) return 0; msleep(1); } while (time_before(jiffies, timeout)); dev_warn(&dev->core, "FIFO timeout (%08x/%08x/%08x)\n", - priv->ctrl[CTRL_PUT], priv->ctrl[CTRL_GET], - priv->ctrl[CTRL_TOP]); + ioread32be(priv->ctrl + CTRL_PUT), ioread32be(priv->ctrl + CTRL_GET), + ioread32be(priv->ctrl + CTRL_TOP)); return -ETIMEDOUT; } @@ -189,7 +189,7 @@ static void ps3vram_rewind_ring(struct ps3_system_bus_device *dev) ps3vram_out_ring(priv, 0x20000000 | (FIFO_BASE + FIFO_OFFSET)); - priv->ctrl[CTRL_PUT] = FIFO_BASE + FIFO_OFFSET; + iowrite32be(FIFO_BASE + FIFO_OFFSET, priv->ctrl + CTRL_PUT); /* asking the HV for a blit will kick the FIFO */ status = lv1_gpu_fb_blit(priv->context_handle, 0, 0, 0, 0); @@ -207,8 +207,8 @@ static void ps3vram_fire_ring(struct ps3_system_bus_device *dev) mutex_lock(&ps3_gpu_mutex); - priv->ctrl[CTRL_PUT] = FIFO_BASE + FIFO_OFFSET + - (priv->fifo_ptr - priv->fifo_base) * sizeof(u32); + iowrite32be(FIFO_BASE + FIFO_OFFSET + (priv->fifo_ptr - priv->fifo_base) + * sizeof(u32), priv->ctrl + CTRL_PUT); /* asking the HV for a blit will kick the FIFO */ status = lv1_gpu_fb_blit(priv->context_handle, 0, 0, 0, 0); |