Kernel/linux-next
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git synced 2025-01-14 09:47:20 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

dmaengine fixes for 4.4-rc2

Browse Source 
This has odd fixes spreadout drivers, not major here
    - usbdmac fixes for pm
    - edma build and logic fixes
    - build warn fixes for few drivers
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1
 
 iQIcBAABAgAGBQJWTp6mAAoJEHwUBw8lI4NH2xUP/1XJVXqX0zk09sdylZFGz2d4
 XIGLy6tUXkN9Ks6do65PMcsbEUYFKU3xh2esCUMOBHjwTJYGWYp5bv5HCZoEjbKs
 kspuzKBoSsW32r/UhxnKhn8Ryz5IYnb72cIEFXw9MZTcPa1msUrqOBdNEQATlyvf
 rHQfzUg8Nw9+rLZ31PhNMtPvqpohVxV8mx4eOe7hVgVefdawmpHNu3BGo0xy7b39
 jsSrGjEOdWEtZqg/mxYaZ36eXzCAiFg4S/eJrFWlUx2q/FolHgII+mMuXk0OygPp
 7KQoB1tSYlCVrlzoKjMisJW4RCmkdxRNIqi8nu+sSDPN8cLnx7DZxHy7QaopdoYP
 Jts9rxLXbwJ9+WzBgOKANvYIfwbyNVK1eweaTAt67lJiR0d1G701ySnTr2a/pJq+
 tK9qeI2k4I8uuX/Nt3mTzHxQMxVUn/N2CnApXNuuMKLk/wiGhjAvqlhOEmDDHO7F
 9vyhh02/a8BZK9GDp3VUHQT7cHTPKLAB7UlAICOh8tF5TImD1haSw+jtZDSH5Ku3
 ur7t0dfUpoOnuZWjHFBI7+AQ3WO+Ju9S8DZdIYpRPTDoBtJ9IaUikFmgOkKopR2G
 aK4wcicOuR/CxyzdgFPV6N5tCHP++ueA/OBEdOx7KkvG0ANWeAkENv+08DSAwDX+
 z61lusATzOMBWB97I9pu
 =Dtnx
 -----END PGP SIGNATURE-----

Merge tag 'dmaengine-fix-4.4-rc2' of git://git.infradead.org/users/vkoul/slave-dma

Pull dmaengine fixes from Vinod Koul:
 "This has odd fixes spreadout drivers, not major here

   - usbdmac fixes for pm
   - edma build and logic fixes
   - build warn fixes for few drivers"

* tag 'dmaengine-fix-4.4-rc2' of git://git.infradead.org/users/vkoul/slave-dma:
  dmaengine: at_hdmac: use %pad format string for dma_addr_t
  dmaengine: at_xdmac: use %pad format string for dma_addr_t
  dmaengine: imx-sdma: remove __init annotation on sdma_event_remap
  dmaengine: edma: predecence bug in GET_NUM_QDMACH()
  dmaengine: edma: fix build without CONFIG_OF
  dmaengine: of_dma: Correct return code for of_dma_request_slave_channel in case !CONFIG_OF
  dmaengine: sh: usb-dmac: Fix pm_runtime_{enable,disable}() imbalance
  dmaengine: sh: usb-dmac: Fix crash on runtime suspend
This commit is contained in:
Linus Torvalds 2015-11-19 20:51:31 -08:00
commit 86eaf54d07
7 changed files with 35 additions and 30 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/dma/at_hdmac.c
View File

@ -729,8 +729,8 @@ atc_prep_dma_interleaved(struct dma_chan *chan,
return NULL;
dev_info(chan2dev(chan),
"%s: src=0x%08x, dest=0x%08x, numf=%d, frame_size=%d, flags=0x%lx\n",
__func__, xt->src_start, xt->dst_start, xt->numf,
"%s: src=%pad, dest=%pad, numf=%d, frame_size=%d, flags=0x%lx\n",
__func__, &xt->src_start, &xt->dst_start, xt->numf,
xt->frame_size, flags);
/*
@ -824,8 +824,8 @@ atc_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,
u32 ctrla;
u32 ctrlb;
dev_vdbg(chan2dev(chan), "prep_dma_memcpy: d0x%x s0x%x l0x%zx f0x%lx\n",
dest, src, len, flags);
dev_vdbg(chan2dev(chan), "prep_dma_memcpy: d%pad s%pad l0x%zx f0x%lx\n",
&dest, &src, len, flags);
if (unlikely(!len)) {
dev_dbg(chan2dev(chan), "prep_dma_memcpy: length is zero!\n");
@ -938,8 +938,8 @@ atc_prep_dma_memset(struct dma_chan *chan, dma_addr_t dest, int value,
void __iomem *vaddr;
dma_addr_t paddr;
dev_vdbg(chan2dev(chan), "%s: d0x%x v0x%x l0x%zx f0x%lx\n", __func__,
dest, value, len, flags);
dev_vdbg(chan2dev(chan), "%s: d%pad v0x%x l0x%zx f0x%lx\n", __func__,
&dest, value, len, flags);
if (unlikely(!len)) {
dev_dbg(chan2dev(chan), "%s: length is zero!\n", __func__);
@ -1022,8 +1022,8 @@ atc_prep_dma_memset_sg(struct dma_chan *chan,
dma_addr_t dest = sg_dma_address(sg);
size_t len = sg_dma_len(sg);
dev_vdbg(chan2dev(chan), "%s: d0x%08x, l0x%zx\n",
__func__, dest, len);
dev_vdbg(chan2dev(chan), "%s: d%pad, l0x%zx\n",
__func__, &dest, len);
if (!is_dma_fill_aligned(chan->device, dest, 0, len)) {
dev_err(chan2dev(chan), "%s: buffer is not aligned\n",
@ -1439,9 +1439,9 @@ atc_prep_dma_cyclic(struct dma_chan *chan, dma_addr_t buf_addr, size_t buf_len,
unsigned int periods = buf_len / period_len;
unsigned int i;
dev_vdbg(chan2dev(chan), "prep_dma_cyclic: %s buf@0x%08x - %d (%d/%d)\n",
dev_vdbg(chan2dev(chan), "prep_dma_cyclic: %s buf@%pad - %d (%d/%d)\n",
direction == DMA_MEM_TO_DEV ? "TO DEVICE" : "FROM DEVICE",
buf_addr,
&buf_addr,
periods, buf_len, period_len);
if (unlikely(!atslave || !buf_len || !period_len)) {

6
drivers/dma/at_hdmac_regs.h
View File

@ -385,9 +385,9 @@ static void vdbg_dump_regs(struct at_dma_chan *atchan) {}
static void atc_dump_lli(struct at_dma_chan *atchan, struct at_lli *lli)
{
dev_crit(chan2dev(&atchan->chan_common),
" desc: s0x%x d0x%x ctrl0x%x:0x%x l0x%x\n",
lli->saddr, lli->daddr,
lli->ctrla, lli->ctrlb, lli->dscr);
" desc: s%pad d%pad ctrl0x%x:0x%x l0x%pad\n",
&lli->saddr, &lli->daddr,
lli->ctrla, lli->ctrlb, &lli->dscr);
}

20
drivers/dma/at_xdmac.c
View File

@ -920,8 +920,8 @@ at_xdmac_interleaved_queue_desc(struct dma_chan *chan,
desc->lld.mbr_cfg = chan_cc;
dev_dbg(chan2dev(chan),
"%s: lld: mbr_sa=0x%08x, mbr_da=0x%08x, mbr_ubc=0x%08x, mbr_cfg=0x%08x\n",
__func__, desc->lld.mbr_sa, desc->lld.mbr_da,
"%s: lld: mbr_sa=%pad, mbr_da=%pad, mbr_ubc=0x%08x, mbr_cfg=0x%08x\n",
__func__, &desc->lld.mbr_sa, &desc->lld.mbr_da,
desc->lld.mbr_ubc, desc->lld.mbr_cfg);
/* Chain lld. */
@ -953,8 +953,8 @@ at_xdmac_prep_interleaved(struct dma_chan *chan,
if ((xt->numf > 1) && (xt->frame_size > 1))
return NULL;
dev_dbg(chan2dev(chan), "%s: src=0x%08x, dest=0x%08x, numf=%d, frame_size=%d, flags=0x%lx\n",
__func__, xt->src_start, xt->dst_start, xt->numf,
dev_dbg(chan2dev(chan), "%s: src=%pad, dest=%pad, numf=%d, frame_size=%d, flags=0x%lx\n",
__func__, &xt->src_start, &xt->dst_start, xt->numf,
xt->frame_size, flags);
src_addr = xt->src_start;
@ -1179,8 +1179,8 @@ static struct at_xdmac_desc *at_xdmac_memset_create_desc(struct dma_chan *chan,
desc->lld.mbr_cfg = chan_cc;
dev_dbg(chan2dev(chan),
"%s: lld: mbr_da=0x%08x, mbr_ds=0x%08x, mbr_ubc=0x%08x, mbr_cfg=0x%08x\n",
__func__, desc->lld.mbr_da, desc->lld.mbr_ds, desc->lld.mbr_ubc,
"%s: lld: mbr_da=%pad, mbr_ds=%pad, mbr_ubc=0x%08x, mbr_cfg=0x%08x\n",
__func__, &desc->lld.mbr_da, &desc->lld.mbr_ds, desc->lld.mbr_ubc,
desc->lld.mbr_cfg);
return desc;
@ -1193,8 +1193,8 @@ at_xdmac_prep_dma_memset(struct dma_chan *chan, dma_addr_t dest, int value,
struct at_xdmac_chan *atchan = to_at_xdmac_chan(chan);
struct at_xdmac_desc *desc;
dev_dbg(chan2dev(chan), "%s: dest=0x%08x, len=%d, pattern=0x%x, flags=0x%lx\n",
__func__, dest, len, value, flags);
dev_dbg(chan2dev(chan), "%s: dest=%pad, len=%d, pattern=0x%x, flags=0x%lx\n",
__func__, &dest, len, value, flags);
if (unlikely(!len))
return NULL;
@ -1229,8 +1229,8 @@ at_xdmac_prep_dma_memset_sg(struct dma_chan *chan, struct scatterlist *sgl,
/* Prepare descriptors. */
for_each_sg(sgl, sg, sg_len, i) {
dev_dbg(chan2dev(chan), "%s: dest=0x%08x, len=%d, pattern=0x%x, flags=0x%lx\n",
__func__, sg_dma_address(sg), sg_dma_len(sg),
dev_dbg(chan2dev(chan), "%s: dest=%pad, len=%d, pattern=0x%x, flags=0x%lx\n",
__func__, &sg_dma_address(sg), sg_dma_len(sg),
value, flags);
desc = at_xdmac_memset_create_desc(chan, atchan,
sg_dma_address(sg),

4
drivers/dma/edma.c
View File

@ -107,7 +107,7 @@
/* CCCFG register */
#define GET_NUM_DMACH(x) (x & 0x7) /* bits 0-2 */
#define GET_NUM_QDMACH(x) (x & 0x70 >> 4) /* bits 4-6 */
#define GET_NUM_QDMACH(x) ((x & 0x70) >> 4) /* bits 4-6 */
#define GET_NUM_PAENTRY(x) ((x & 0x7000) >> 12) /* bits 12-14 */
#define GET_NUM_EVQUE(x) ((x & 0x70000) >> 16) /* bits 16-18 */
#define GET_NUM_REGN(x) ((x & 0x300000) >> 20) /* bits 20-21 */
@ -1565,7 +1565,7 @@ static void edma_tc_set_pm_state(struct edma_tc *tc, bool enable)
struct platform_device *tc_pdev;
int ret;
if (!tc)
if (!IS_ENABLED(CONFIG_OF) || !tc)
return;
tc_pdev = of_find_device_by_node(tc->node);

2
drivers/dma/imx-sdma.c
View File

@ -1462,7 +1462,7 @@ err_firmware:
#define EVENT_REMAP_CELLS 3
static int __init sdma_event_remap(struct sdma_engine *sdma)
static int sdma_event_remap(struct sdma_engine *sdma)
{
struct device_node *np = sdma->dev->of_node;
struct device_node *gpr_np = of_parse_phandle(np, "gpr", 0);

11
drivers/dma/sh/usb-dmac.c
View File

@ -679,8 +679,11 @@ static int usb_dmac_runtime_suspend(struct device *dev)
struct usb_dmac *dmac = dev_get_drvdata(dev);
int i;
for (i = 0; i < dmac->n_channels; ++i)
for (i = 0; i < dmac->n_channels; ++i) {
if (!dmac->channels[i].iomem)
break;
usb_dmac_chan_halt(&dmac->channels[i]);
}
return 0;
}
@ -799,11 +802,10 @@ static int usb_dmac_probe(struct platform_device *pdev)
ret = pm_runtime_get_sync(&pdev->dev);
if (ret < 0) {
dev_err(&pdev->dev, "runtime PM get sync failed (%d)\n", ret);
return ret;
goto error_pm;
}
ret = usb_dmac_init(dmac);
pm_runtime_put(&pdev->dev);
if (ret) {
dev_err(&pdev->dev, "failed to reset device\n");
@ -851,10 +853,13 @@ static int usb_dmac_probe(struct platform_device *pdev)
if (ret < 0)
goto error;
pm_runtime_put(&pdev->dev);
return 0;
error:
of_dma_controller_free(pdev->dev.of_node);
pm_runtime_put(&pdev->dev);
error_pm:
pm_runtime_disable(&pdev->dev);
return ret;
}

2
include/linux/of_dma.h
View File

@ -80,7 +80,7 @@ static inline int of_dma_router_register(struct device_node *np,
static inline struct dma_chan *of_dma_request_slave_channel(struct device_node *np,
const char *name)
{
return NULL;
return ERR_PTR(-ENODEV);
}
static inline struct dma_chan *of_dma_simple_xlate(struct of_phandle_args *dma_spec,