aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/dma
diff options
context:
space:
mode:
authorPaul Mundt <lethal@linux-sh.org>2010-04-26 03:08:27 -0400
committerPaul Mundt <lethal@linux-sh.org>2010-04-26 03:08:27 -0400
commite19553427c2e8fdb04fdd98e407164bb59a840ba (patch)
tree5332234b2dad07c03c27e4608afb16f297f41e61 /drivers/dma
parent35f6cd4a06432034665a1499ca4b022437423aac (diff)
parent83515bc7df812555e20cda48614674e2f346f9f5 (diff)
Merge branch 'sh/stable-updates'
Conflicts: arch/sh/kernel/dwarf.c drivers/dma/shdma.c Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/at_hdmac.c1
-rw-r--r--drivers/dma/coh901318_lli.c1
-rw-r--r--drivers/dma/dmaengine.c1
-rw-r--r--drivers/dma/dmatest.c1
-rw-r--r--drivers/dma/fsldma.c1
-rw-r--r--drivers/dma/ioat/dma.c1
-rw-r--r--drivers/dma/ioat/dma_v2.c1
-rw-r--r--drivers/dma/ioat/dma_v3.c1
-rw-r--r--drivers/dma/ioat/pci.c1
-rw-r--r--drivers/dma/iop-adma.c1
-rw-r--r--drivers/dma/iovlock.c1
-rw-r--r--drivers/dma/mpc512x_dma.c1
-rw-r--r--drivers/dma/mv_xor.c1
-rw-r--r--drivers/dma/ppc4xx/adma.c1
-rw-r--r--drivers/dma/shdma.c28
15 files changed, 36 insertions, 6 deletions
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index efc1a61ca231..278cf5bceef2 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -22,6 +22,7 @@
22#include <linux/interrupt.h> 22#include <linux/interrupt.h>
23#include <linux/module.h> 23#include <linux/module.h>
24#include <linux/platform_device.h> 24#include <linux/platform_device.h>
25#include <linux/slab.h>
25 26
26#include "at_hdmac_regs.h" 27#include "at_hdmac_regs.h"
27 28
diff --git a/drivers/dma/coh901318_lli.c b/drivers/dma/coh901318_lli.c
index 71d58c1a1e86..9f7e0e6a7eea 100644
--- a/drivers/dma/coh901318_lli.c
+++ b/drivers/dma/coh901318_lli.c
@@ -11,6 +11,7 @@
11#include <linux/spinlock.h> 11#include <linux/spinlock.h>
12#include <linux/dmapool.h> 12#include <linux/dmapool.h>
13#include <linux/memory.h> 13#include <linux/memory.h>
14#include <linux/gfp.h>
14#include <mach/coh901318.h> 15#include <mach/coh901318.h>
15 16
16#include "coh901318_lli.h" 17#include "coh901318_lli.h"
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index 87399cafce37..d18b5d069d7e 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -58,6 +58,7 @@
58#include <linux/jiffies.h> 58#include <linux/jiffies.h>
59#include <linux/rculist.h> 59#include <linux/rculist.h>
60#include <linux/idr.h> 60#include <linux/idr.h>
61#include <linux/slab.h>
61 62
62static DEFINE_MUTEX(dma_list_mutex); 63static DEFINE_MUTEX(dma_list_mutex);
63static LIST_HEAD(dma_device_list); 64static LIST_HEAD(dma_device_list);
diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index 6fa55fe3dd24..68d58c414cf0 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -14,6 +14,7 @@
14#include <linux/module.h> 14#include <linux/module.h>
15#include <linux/moduleparam.h> 15#include <linux/moduleparam.h>
16#include <linux/random.h> 16#include <linux/random.h>
17#include <linux/slab.h>
17#include <linux/wait.h> 18#include <linux/wait.h>
18 19
19static unsigned int test_buf_size = 16384; 20static unsigned int test_buf_size = 16384;
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index bbb4be5a3ff4..88f470f0d820 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -27,6 +27,7 @@
27#include <linux/init.h> 27#include <linux/init.h>
28#include <linux/module.h> 28#include <linux/module.h>
29#include <linux/pci.h> 29#include <linux/pci.h>
30#include <linux/slab.h>
30#include <linux/interrupt.h> 31#include <linux/interrupt.h>
31#include <linux/dmaengine.h> 32#include <linux/dmaengine.h>
32#include <linux/delay.h> 33#include <linux/delay.h>
diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c
index 0099340b9616..3e5a8005c62b 100644
--- a/drivers/dma/ioat/dma.c
+++ b/drivers/dma/ioat/dma.c
@@ -27,6 +27,7 @@
27 27
28#include <linux/init.h> 28#include <linux/init.h>
29#include <linux/module.h> 29#include <linux/module.h>
30#include <linux/slab.h>
30#include <linux/pci.h> 31#include <linux/pci.h>
31#include <linux/interrupt.h> 32#include <linux/interrupt.h>
32#include <linux/dmaengine.h> 33#include <linux/dmaengine.h>
diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c
index 1ed5d66d7dca..b5ae56c211e6 100644
--- a/drivers/dma/ioat/dma_v2.c
+++ b/drivers/dma/ioat/dma_v2.c
@@ -27,6 +27,7 @@
27 27
28#include <linux/init.h> 28#include <linux/init.h>
29#include <linux/module.h> 29#include <linux/module.h>
30#include <linux/slab.h>
30#include <linux/pci.h> 31#include <linux/pci.h>
31#include <linux/interrupt.h> 32#include <linux/interrupt.h>
32#include <linux/dmaengine.h> 33#include <linux/dmaengine.h>
diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c
index 26febc56dab1..6740e319c9cf 100644
--- a/drivers/dma/ioat/dma_v3.c
+++ b/drivers/dma/ioat/dma_v3.c
@@ -57,6 +57,7 @@
57 */ 57 */
58 58
59#include <linux/pci.h> 59#include <linux/pci.h>
60#include <linux/gfp.h>
60#include <linux/dmaengine.h> 61#include <linux/dmaengine.h>
61#include <linux/dma-mapping.h> 62#include <linux/dma-mapping.h>
62#include "registers.h" 63#include "registers.h"
diff --git a/drivers/dma/ioat/pci.c b/drivers/dma/ioat/pci.c
index d545fae30f37..99ec26725bae 100644
--- a/drivers/dma/ioat/pci.c
+++ b/drivers/dma/ioat/pci.c
@@ -30,6 +30,7 @@
30#include <linux/pci.h> 30#include <linux/pci.h>
31#include <linux/interrupt.h> 31#include <linux/interrupt.h>
32#include <linux/dca.h> 32#include <linux/dca.h>
33#include <linux/slab.h>
33#include "dma.h" 34#include "dma.h"
34#include "dma_v2.h" 35#include "dma_v2.h"
35#include "registers.h" 36#include "registers.h"
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c
index ca6e6a0cb793..1ebc801678b0 100644
--- a/drivers/dma/iop-adma.c
+++ b/drivers/dma/iop-adma.c
@@ -32,6 +32,7 @@
32#include <linux/memory.h> 32#include <linux/memory.h>
33#include <linux/ioport.h> 33#include <linux/ioport.h>
34#include <linux/raid/pq.h> 34#include <linux/raid/pq.h>
35#include <linux/slab.h>
35 36
36#include <mach/adma.h> 37#include <mach/adma.h>
37 38
diff --git a/drivers/dma/iovlock.c b/drivers/dma/iovlock.c
index c0a272c73682..bb48a57c2fc1 100644
--- a/drivers/dma/iovlock.c
+++ b/drivers/dma/iovlock.c
@@ -27,6 +27,7 @@
27 27
28#include <linux/dmaengine.h> 28#include <linux/dmaengine.h>
29#include <linux/pagemap.h> 29#include <linux/pagemap.h>
30#include <linux/slab.h>
30#include <net/tcp.h> /* for memcpy_toiovec */ 31#include <net/tcp.h> /* for memcpy_toiovec */
31#include <asm/io.h> 32#include <asm/io.h>
32#include <asm/uaccess.h> 33#include <asm/uaccess.h>
diff --git a/drivers/dma/mpc512x_dma.c b/drivers/dma/mpc512x_dma.c
index 3fdf1f46bd63..bbbd58566625 100644
--- a/drivers/dma/mpc512x_dma.c
+++ b/drivers/dma/mpc512x_dma.c
@@ -37,6 +37,7 @@
37#include <linux/dma-mapping.h> 37#include <linux/dma-mapping.h>
38#include <linux/interrupt.h> 38#include <linux/interrupt.h>
39#include <linux/io.h> 39#include <linux/io.h>
40#include <linux/slab.h>
40#include <linux/of_device.h> 41#include <linux/of_device.h>
41#include <linux/of_platform.h> 42#include <linux/of_platform.h>
42 43
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 466ab10c1ff1..e2fd34da64f2 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -18,6 +18,7 @@
18 18
19#include <linux/init.h> 19#include <linux/init.h>
20#include <linux/module.h> 20#include <linux/module.h>
21#include <linux/slab.h>
21#include <linux/delay.h> 22#include <linux/delay.h>
22#include <linux/dma-mapping.h> 23#include <linux/dma-mapping.h>
23#include <linux/spinlock.h> 24#include <linux/spinlock.h>
diff --git a/drivers/dma/ppc4xx/adma.c b/drivers/dma/ppc4xx/adma.c
index e69d87f24a25..d44626fa35ad 100644
--- a/drivers/dma/ppc4xx/adma.c
+++ b/drivers/dma/ppc4xx/adma.c
@@ -38,6 +38,7 @@
38#include <linux/dma-mapping.h> 38#include <linux/dma-mapping.h>
39#include <linux/spinlock.h> 39#include <linux/spinlock.h>
40#include <linux/interrupt.h> 40#include <linux/interrupt.h>
41#include <linux/slab.h>
41#include <linux/uaccess.h> 42#include <linux/uaccess.h>
42#include <linux/proc_fs.h> 43#include <linux/proc_fs.h>
43#include <linux/of.h> 44#include <linux/of.h>
diff --git a/drivers/dma/shdma.c b/drivers/dma/shdma.c
index aab352a63a4a..323afef77802 100644
--- a/drivers/dma/shdma.c
+++ b/drivers/dma/shdma.c
@@ -19,6 +19,7 @@
19 19
20#include <linux/init.h> 20#include <linux/init.h>
21#include <linux/module.h> 21#include <linux/module.h>
22#include <linux/slab.h>
22#include <linux/interrupt.h> 23#include <linux/interrupt.h>
23#include <linux/dmaengine.h> 24#include <linux/dmaengine.h>
24#include <linux/delay.h> 25#include <linux/delay.h>
@@ -288,6 +289,7 @@ static int sh_dmae_alloc_chan_resources(struct dma_chan *chan)
288 struct sh_dmae_chan *sh_chan = to_sh_chan(chan); 289 struct sh_dmae_chan *sh_chan = to_sh_chan(chan);
289 struct sh_desc *desc; 290 struct sh_desc *desc;
290 struct sh_dmae_slave *param = chan->private; 291 struct sh_dmae_slave *param = chan->private;
292 int ret;
291 293
292 pm_runtime_get_sync(sh_chan->dev); 294 pm_runtime_get_sync(sh_chan->dev);
293 295
@@ -299,11 +301,15 @@ static int sh_dmae_alloc_chan_resources(struct dma_chan *chan)
299 const struct sh_dmae_slave_config *cfg; 301 const struct sh_dmae_slave_config *cfg;
300 302
301 cfg = sh_dmae_find_slave(sh_chan, param); 303 cfg = sh_dmae_find_slave(sh_chan, param);
302 if (!cfg) 304 if (!cfg) {
303 return -EINVAL; 305 ret = -EINVAL;
306 goto efindslave;
307 }
304 308
305 if (test_and_set_bit(param->slave_id, sh_dmae_slave_used)) 309 if (test_and_set_bit(param->slave_id, sh_dmae_slave_used)) {
306 return -EBUSY; 310 ret = -EBUSY;
311 goto etestused;
312 }
307 313
308 param->config = cfg; 314 param->config = cfg;
309 315
@@ -332,10 +338,20 @@ static int sh_dmae_alloc_chan_resources(struct dma_chan *chan)
332 } 338 }
333 spin_unlock_bh(&sh_chan->desc_lock); 339 spin_unlock_bh(&sh_chan->desc_lock);
334 340
335 if (!sh_chan->descs_allocated) 341 if (!sh_chan->descs_allocated) {
336 pm_runtime_put(sh_chan->dev); 342 ret = -ENOMEM;
343 goto edescalloc;
344 }
337 345
338 return sh_chan->descs_allocated; 346 return sh_chan->descs_allocated;
347
348edescalloc:
349 if (param)
350 clear_bit(param->slave_id, sh_dmae_slave_used);
351etestused:
352efindslave:
353 pm_runtime_put(sh_chan->dev);
354 return ret;
339} 355}
340 356
341/* 357/*