* [PATCH] ata: endianness annotations in pata drivers
@ 2008-06-18 22:53 Harvey Harrison
2008-06-18 23:33 ` Al Viro
0 siblings, 1 reply; 5+ messages in thread
From: Harvey Harrison @ 2008-06-18 22:53 UTC (permalink / raw)
To: Jeff Garzik; +Cc: Al Viro, linux-ide
drivers/ata/pata_qdi.c:142:9: warning: incorrect type in assignment (different base types)
drivers/ata/pata_qdi.c:142:9: expected unsigned int [unsigned] [usertype] pad
drivers/ata/pata_qdi.c:142:9: got restricted __le32 [usertype] <noident>
drivers/ata/pata_qdi.c:146:15: warning: cast to restricted __le32
drivers/ata/pata_winbond.c:110:9: warning: incorrect type in assignment (different base types)
drivers/ata/pata_winbond.c:110:9: expected unsigned int [unsigned] [usertype] pad
drivers/ata/pata_winbond.c:110:9: got restricted __le32 [usertype] <noident>
drivers/ata/pata_winbond.c:114:15: warning: cast to restricted __le32
drivers/ata/pata_legacy.c:310:9: warning: incorrect type in assignment (different base types)
drivers/ata/pata_legacy.c:310:9: expected unsigned int [unsigned] [usertype] pad
drivers/ata/pata_legacy.c:310:9: got restricted __le32 [usertype] <noident>
drivers/ata/pata_legacy.c:314:15: warning: cast to restricted __le32
drivers/ata/pata_legacy.c:752:11: warning: cast to restricted __le32
drivers/ata/pata_legacy.c:756:9: warning: incorrect type in assignment (different base types)
drivers/ata/pata_legacy.c:756:9: expected unsigned int [unsigned] [addressable] [assigned] [usertype] pad
drivers/ata/pata_legacy.c:756:9: got restricted __le32 [usertype] <noident>
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
---
drivers/ata/pata_legacy.c | 6 +++---
drivers/ata/pata_qdi.c | 2 +-
drivers/ata/pata_winbond.c | 2 +-
3 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index fe7cc8e..0e0442f 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -305,7 +305,7 @@ static unsigned int pdc_data_xfer_vlb(struct ata_device *dev,
iowrite32_rep(ap->ioaddr.data_addr, buf, buflen >> 2);
if (unlikely(slop)) {
- u32 pad;
+ __le32 pad;
if (rw == READ) {
pad = cpu_to_le32(ioread32(ap->ioaddr.data_addr));
memcpy(buf + buflen - slop, &pad, slop);
@@ -749,11 +749,11 @@ static unsigned int vlb32_data_xfer(struct ata_device *adev, unsigned char *buf,
u32 pad;
if (rw == WRITE) {
memcpy(&pad, buf + buflen - slop, slop);
- pad = le32_to_cpu(pad);
+ le32_to_cpus(&pad);
iowrite32(pad, ap->ioaddr.data_addr);
} else {
pad = ioread32(ap->ioaddr.data_addr);
- pad = cpu_to_le32(pad);
+ cpu_to_le32s(pad);
memcpy(buf + buflen - slop, &pad, slop);
}
}
diff --git a/drivers/ata/pata_qdi.c b/drivers/ata/pata_qdi.c
index 97e5b09..63b7a1c 100644
--- a/drivers/ata/pata_qdi.c
+++ b/drivers/ata/pata_qdi.c
@@ -137,7 +137,7 @@ static unsigned int qdi_data_xfer(struct ata_device *dev, unsigned char *buf,
iowrite32_rep(ap->ioaddr.data_addr, buf, buflen >> 2);
if (unlikely(slop)) {
- u32 pad;
+ __le32 pad;
if (rw == READ) {
pad = cpu_to_le32(ioread32(ap->ioaddr.data_addr));
memcpy(buf + buflen - slop, &pad, slop);
diff --git a/drivers/ata/pata_winbond.c b/drivers/ata/pata_winbond.c
index 474528f..a7606b0 100644
--- a/drivers/ata/pata_winbond.c
+++ b/drivers/ata/pata_winbond.c
@@ -105,7 +105,7 @@ static unsigned int winbond_data_xfer(struct ata_device *dev,
iowrite32_rep(ap->ioaddr.data_addr, buf, buflen >> 2);
if (unlikely(slop)) {
- u32 pad;
+ __le32 pad;
if (rw == READ) {
pad = cpu_to_le32(ioread32(ap->ioaddr.data_addr));
memcpy(buf + buflen - slop, &pad, slop);
--
1.5.6.rc3.295.gdca2e
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH] ata: endianness annotations in pata drivers
2008-06-18 22:53 [PATCH] ata: endianness annotations in pata drivers Harvey Harrison
@ 2008-06-18 23:33 ` Al Viro
2008-06-19 0:16 ` [PATCHv2] " Harvey Harrison
0 siblings, 1 reply; 5+ messages in thread
From: Al Viro @ 2008-06-18 23:33 UTC (permalink / raw)
To: Harvey Harrison; +Cc: Jeff Garzik, linux-ide
On Wed, Jun 18, 2008 at 03:53:02PM -0700, Harvey Harrison wrote:
> if (rw == WRITE) {
> memcpy(&pad, buf + buflen - slop, slop);
> - pad = le32_to_cpu(pad);
> + le32_to_cpus(&pad);
Ewww....
> iowrite32(pad, ap->ioaddr.data_addr);
What's wrong with
iowrite32(le32_to_cpu(pad),
ap->ioaddr.data_addr);
instead of that crap?
> pad = ioread32(ap->ioaddr.data_addr);
> - pad = cpu_to_le32(pad);
> + cpu_to_le32s(pad);
pad = cpu_to_le32(ioread32(....))
^ permalink raw reply [flat|nested] 5+ messages in thread* [PATCHv2] ata: endianness annotations in pata drivers
2008-06-18 23:33 ` Al Viro
@ 2008-06-19 0:16 ` Harvey Harrison
2008-06-19 14:55 ` Alan Cox
2008-06-27 6:56 ` Jeff Garzik
0 siblings, 2 replies; 5+ messages in thread
From: Harvey Harrison @ 2008-06-19 0:16 UTC (permalink / raw)
To: Al Viro; +Cc: Jeff Garzik, linux-ide
drivers/ata/pata_qdi.c:142:9: warning: incorrect type in assignment (different base types)
drivers/ata/pata_qdi.c:142:9: expected unsigned int [unsigned] [usertype] pad
drivers/ata/pata_qdi.c:142:9: got restricted __le32 [usertype] <noident>
drivers/ata/pata_qdi.c:146:15: warning: cast to restricted __le32
drivers/ata/pata_winbond.c:110:9: warning: incorrect type in assignment (different base types)
drivers/ata/pata_winbond.c:110:9: expected unsigned int [unsigned] [usertype] pad
drivers/ata/pata_winbond.c:110:9: got restricted __le32 [usertype] <noident>
drivers/ata/pata_winbond.c:114:15: warning: cast to restricted __le32
drivers/ata/pata_legacy.c:310:9: warning: incorrect type in assignment (different base types)
drivers/ata/pata_legacy.c:310:9: expected unsigned int [unsigned] [usertype] pad
drivers/ata/pata_legacy.c:310:9: got restricted __le32 [usertype] <noident>
drivers/ata/pata_legacy.c:314:15: warning: cast to restricted __le32
drivers/ata/pata_legacy.c:752:11: warning: cast to restricted __le32
drivers/ata/pata_legacy.c:756:9: warning: incorrect type in assignment (different base types)
drivers/ata/pata_legacy.c:756:9: expected unsigned int [unsigned] [addressable] [assigned] [usertype] pad
drivers/ata/pata_legacy.c:756:9: got restricted __le32 [usertype] <noident>
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
---
Al, have incorporated your comments.
drivers/ata/pata_legacy.c | 10 ++++------
drivers/ata/pata_qdi.c | 2 +-
drivers/ata/pata_winbond.c | 2 +-
3 files changed, 6 insertions(+), 8 deletions(-)
diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index fe7cc8e..bc037ff 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -305,7 +305,7 @@ static unsigned int pdc_data_xfer_vlb(struct ata_device *dev,
iowrite32_rep(ap->ioaddr.data_addr, buf, buflen >> 2);
if (unlikely(slop)) {
- u32 pad;
+ __le32 pad;
if (rw == READ) {
pad = cpu_to_le32(ioread32(ap->ioaddr.data_addr));
memcpy(buf + buflen - slop, &pad, slop);
@@ -746,14 +746,12 @@ static unsigned int vlb32_data_xfer(struct ata_device *adev, unsigned char *buf,
ioread32_rep(ap->ioaddr.data_addr, buf, buflen >> 2);
if (unlikely(slop)) {
- u32 pad;
+ __le32 pad;
if (rw == WRITE) {
memcpy(&pad, buf + buflen - slop, slop);
- pad = le32_to_cpu(pad);
- iowrite32(pad, ap->ioaddr.data_addr);
+ iowrite32(le32_to_cpu(pad), ap->ioaddr.data_addr);
} else {
- pad = ioread32(ap->ioaddr.data_addr);
- pad = cpu_to_le32(pad);
+ pad = cpu_to_le32(ioread32(ap->ioaddr.data_addr));
memcpy(buf + buflen - slop, &pad, slop);
}
}
diff --git a/drivers/ata/pata_qdi.c b/drivers/ata/pata_qdi.c
index 97e5b09..63b7a1c 100644
--- a/drivers/ata/pata_qdi.c
+++ b/drivers/ata/pata_qdi.c
@@ -137,7 +137,7 @@ static unsigned int qdi_data_xfer(struct ata_device *dev, unsigned char *buf,
iowrite32_rep(ap->ioaddr.data_addr, buf, buflen >> 2);
if (unlikely(slop)) {
- u32 pad;
+ __le32 pad;
if (rw == READ) {
pad = cpu_to_le32(ioread32(ap->ioaddr.data_addr));
memcpy(buf + buflen - slop, &pad, slop);
diff --git a/drivers/ata/pata_winbond.c b/drivers/ata/pata_winbond.c
index 474528f..a7606b0 100644
--- a/drivers/ata/pata_winbond.c
+++ b/drivers/ata/pata_winbond.c
@@ -105,7 +105,7 @@ static unsigned int winbond_data_xfer(struct ata_device *dev,
iowrite32_rep(ap->ioaddr.data_addr, buf, buflen >> 2);
if (unlikely(slop)) {
- u32 pad;
+ __le32 pad;
if (rw == READ) {
pad = cpu_to_le32(ioread32(ap->ioaddr.data_addr));
memcpy(buf + buflen - slop, &pad, slop);
--
1.5.6.rc3.295.gdca2e
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCHv2] ata: endianness annotations in pata drivers
2008-06-19 0:16 ` [PATCHv2] " Harvey Harrison
@ 2008-06-19 14:55 ` Alan Cox
2008-06-27 6:56 ` Jeff Garzik
1 sibling, 0 replies; 5+ messages in thread
From: Alan Cox @ 2008-06-19 14:55 UTC (permalink / raw)
To: Harvey Harrison; +Cc: Al Viro, Jeff Garzik, linux-ide
On Wed, 18 Jun 2008 17:16:43 -0700
Harvey Harrison <harvey.harrison@gmail.com> wrote:
> drivers/ata/pata_qdi.c:142:9: warning: incorrect type in assignment (different base types)
> drivers/ata/pata_qdi.c:142:9: expected unsigned int [unsigned] [usertype] pad
> drivers/ata/pata_qdi.c:142:9: got restricted __le32 [usertype] <noident>
> drivers/ata/pata_qdi.c:146:15: warning: cast to restricted __le32
This driver is obsolete anyway.. all looks good
Acked-by: Alan Cox <alan@redhat.com>
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCHv2] ata: endianness annotations in pata drivers
2008-06-19 0:16 ` [PATCHv2] " Harvey Harrison
2008-06-19 14:55 ` Alan Cox
@ 2008-06-27 6:56 ` Jeff Garzik
1 sibling, 0 replies; 5+ messages in thread
From: Jeff Garzik @ 2008-06-27 6:56 UTC (permalink / raw)
To: Harvey Harrison; +Cc: Al Viro, linux-ide
Harvey Harrison wrote:
> drivers/ata/pata_qdi.c:142:9: warning: incorrect type in assignment (different base types)
> drivers/ata/pata_qdi.c:142:9: expected unsigned int [unsigned] [usertype] pad
> drivers/ata/pata_qdi.c:142:9: got restricted __le32 [usertype] <noident>
> drivers/ata/pata_qdi.c:146:15: warning: cast to restricted __le32
>
> drivers/ata/pata_winbond.c:110:9: warning: incorrect type in assignment (different base types)
> drivers/ata/pata_winbond.c:110:9: expected unsigned int [unsigned] [usertype] pad
> drivers/ata/pata_winbond.c:110:9: got restricted __le32 [usertype] <noident>
> drivers/ata/pata_winbond.c:114:15: warning: cast to restricted __le32
>
> drivers/ata/pata_legacy.c:310:9: warning: incorrect type in assignment (different base types)
> drivers/ata/pata_legacy.c:310:9: expected unsigned int [unsigned] [usertype] pad
> drivers/ata/pata_legacy.c:310:9: got restricted __le32 [usertype] <noident>
> drivers/ata/pata_legacy.c:314:15: warning: cast to restricted __le32
> drivers/ata/pata_legacy.c:752:11: warning: cast to restricted __le32
> drivers/ata/pata_legacy.c:756:9: warning: incorrect type in assignment (different base types)
> drivers/ata/pata_legacy.c:756:9: expected unsigned int [unsigned] [addressable] [assigned] [usertype] pad
> drivers/ata/pata_legacy.c:756:9: got restricted __le32 [usertype] <noident>
>
> Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
> ---
> Al, have incorporated your comments.
>
> drivers/ata/pata_legacy.c | 10 ++++------
> drivers/ata/pata_qdi.c | 2 +-
> drivers/ata/pata_winbond.c | 2 +-
> 3 files changed, 6 insertions(+), 8 deletions(-)
applied
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2008-06-27 6:56 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
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2008-06-18 22:53 [PATCH] ata: endianness annotations in pata drivers Harvey Harrison
2008-06-18 23:33 ` Al Viro
2008-06-19 0:16 ` [PATCHv2] " Harvey Harrison
2008-06-19 14:55 ` Alan Cox
2008-06-27 6:56 ` Jeff Garzik
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