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SubjectRe: [RFC PATCH] of/microblaze: fix includes so that asm/prom.h doesn't need linux/of*.h
Grant Likely wrote:
> On Tue, Aug 17, 2010 at 12:15 AM, Michal Simek <monstr@monstr.eu> wrote:
>> Grant Likely wrote:
>>> asm/prom.h has some nasty include ordering issues because a number of
>>> files assume that linux/of_* is included by prom.h. This patch fixes
>>> the Microblaze occurrences.
>>>
>>> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
>>> ---
>>>
>>> Hi Michal,
>>>
>>> And here is my patch that fixes all the include issues so the remaining
>>> lines
>>> can be removed from prom.h. I'll add this one to my test-devicetree
>>> branch
>>> along with similar patches to fix powerpc and sparc, and probably merge it
>>> in 2.6.37.
>> That's bad because I don't want to keep pci broken till 2.6.37 especially in
>> case that I know that is broken.
>>
>> If this is the right fix for my issue and you want to merge it in 2.6.37
>> then I prefer to use my patch which simple add one header to prom.h and then
>> this patch fix it in general in 2.6.37.
>>
>> What do you think?
>
> heh, I think we're talking across purposes. I sent 2 patches.
>
> The first patch fixes your immediate issue, and I'll ask Linus to
> merge it tomorrow.
> The second patch (this patch) allows the rest of the linux/of*.h
> includes to be removed from prom.h, but I will not merge that one into
> 2.6.36 because it is riskier and it isn't a regression fix.

I forget to read your message - I completely jump over it. :-(

Thanks,
Michal

>
> g.
>
>
>> Michal
>>
>>
>>
>>> Cheers,
>>> g.
>>> arch/microblaze/include/asm/prom.h | 9 ---------
>>> arch/microblaze/kernel/prom.c | 3 ++-
>>> arch/microblaze/kernel/prom_parse.c | 3 ++-
>>> arch/microblaze/kernel/setup.c | 3 ++-
>>> arch/microblaze/pci/pci-common.c | 1 +
>>> drivers/net/xilinx_emaclite.c | 1 +
>>> drivers/serial/of_serial.c | 1 +
>>> drivers/serial/uartlite.c | 1 +
>>> 8 files changed, 10 insertions(+), 12 deletions(-)
>>>
>>> diff --git a/arch/microblaze/include/asm/prom.h
>>> b/arch/microblaze/include/asm/prom.h
>>> index 101fa09..59c7932 100644
>>> --- a/arch/microblaze/include/asm/prom.h
>>> +++ b/arch/microblaze/include/asm/prom.h
>>> @@ -83,13 +83,4 @@ extern int of_irq_map_pci(struct pci_dev *pdev, struct
>>> of_irq *out_irq);
>>> #endif /* __ASSEMBLY__ */
>>> #endif /* __KERNEL__ */
>>> -
>>> -/* These includes are put at the bottom because they may contain things
>>> - * that are overridden by this file. Ideally they shouldn't be included
>>> - * by this file, but there are a bunch of .c files that currently depend
>>> - * on it. Eventually they will be cleaned up. */
>>> -#include <linux/of_fdt.h>
>>> -#include <linux/of_irq.h>
>>> -#include <linux/platform_device.h>
>>> -
>>> #endif /* _ASM_MICROBLAZE_PROM_H */
>>> diff --git a/arch/microblaze/kernel/prom.c b/arch/microblaze/kernel/prom.c
>>> index 427b13b..cca32f3 100644
>>> --- a/arch/microblaze/kernel/prom.c
>>> +++ b/arch/microblaze/kernel/prom.c
>>> @@ -24,6 +24,8 @@
>>> #include <linux/stringify.h>
>>> #include <linux/delay.h>
>>> #include <linux/initrd.h>
>>> +#include <linux/of.h>
>>> +#include <linux/of_fdt.h>
>>> #include <linux/bitops.h>
>>> #include <linux/module.h>
>>> #include <linux/kexec.h>
>>> @@ -31,7 +33,6 @@
>>> #include <linux/irq.h>
>>> #include <linux/memblock.h>
>>> -#include <asm/prom.h>
>>> #include <asm/page.h>
>>> #include <asm/processor.h>
>>> #include <asm/irq.h>
>>> diff --git a/arch/microblaze/kernel/prom_parse.c
>>> b/arch/microblaze/kernel/prom_parse.c
>>> index 99d9b61..004a276 100644
>>> --- a/arch/microblaze/kernel/prom_parse.c
>>> +++ b/arch/microblaze/kernel/prom_parse.c
>>> @@ -6,8 +6,9 @@
>>> #include <linux/module.h>
>>> #include <linux/ioport.h>
>>> #include <linux/etherdevice.h>
>>> +#include <linux/of.h>
>>> #include <linux/of_address.h>
>>> -#include <asm/prom.h>
>>> +#include <linux/of_irq.h>
>>> #include <asm/pci-bridge.h>
>>> #ifdef CONFIG_PCI
>>> diff --git a/arch/microblaze/kernel/setup.c
>>> b/arch/microblaze/kernel/setup.c
>>> index f5f7688..47c8331 100644
>>> --- a/arch/microblaze/kernel/setup.c
>>> +++ b/arch/microblaze/kernel/setup.c
>>> @@ -24,6 +24,8 @@
>>> #include <linux/param.h>
>>> #include <linux/pci.h>
>>> #include <linux/cache.h>
>>> +#include <linux/of.h>
>>> +#include <linux/of_fdt.h>
>>> #include <linux/of_platform.h>
>>> #include <linux/dma-mapping.h>
>>> #include <asm/cacheflush.h>
>>> @@ -31,7 +33,6 @@
>>> #include <asm/cpuinfo.h>
>>> #include <asm/system.h>
>>> -#include <asm/prom.h>
>>> #include <asm/pgtable.h>
>>> DEFINE_PER_CPU(unsigned int, KSP); /* Saved kernel stack pointer */
>>> diff --git a/arch/microblaze/pci/pci-common.c
>>> b/arch/microblaze/pci/pci-common.c
>>> index 55ef532..2e3c60a 100644
>>> --- a/arch/microblaze/pci/pci-common.c
>>> +++ b/arch/microblaze/pci/pci-common.c
>>> @@ -29,6 +29,7 @@
>>> #include <linux/slab.h>
>>> #include <linux/of.h>
>>> #include <linux/of_address.h>
>>> +#include <linux/of_irq.h>
>>> #include <asm/processor.h>
>>> #include <asm/io.h>
>>> diff --git a/drivers/net/xilinx_emaclite.c b/drivers/net/xilinx_emaclite.c
>>> index ecbbb68..68a4498 100644
>>> --- a/drivers/net/xilinx_emaclite.c
>>> +++ b/drivers/net/xilinx_emaclite.c
>>> @@ -22,6 +22,7 @@
>>> #include <linux/slab.h>
>>> #include <linux/of_address.h>
>>> #include <linux/of_device.h>
>>> +#include <linux/of_irq.h>
>>> #include <linux/of_platform.h>
>>> #include <linux/of_mdio.h>
>>> #include <linux/phy.h>
>>> diff --git a/drivers/serial/of_serial.c b/drivers/serial/of_serial.c
>>> index 2af8fd1..387858e 100644
>>> --- a/drivers/serial/of_serial.c
>>> +++ b/drivers/serial/of_serial.c
>>> @@ -15,6 +15,7 @@
>>> #include <linux/serial_core.h>
>>> #include <linux/serial_8250.h>
>>> #include <linux/of_address.h>
>>> +#include <linux/of_irq.h>
>>> #include <linux/of_platform.h>
>>> #include <linux/nwpserial.h>
>>> diff --git a/drivers/serial/uartlite.c b/drivers/serial/uartlite.c
>>> index 9b03d7b..95e5c27 100644
>>> --- a/drivers/serial/uartlite.c
>>> +++ b/drivers/serial/uartlite.c
>>> @@ -23,6 +23,7 @@
>>> #include <linux/of.h>
>>> #include <linux/of_address.h>
>>> #include <linux/of_device.h>
>>> +#include <linux/of_irq.h>
>>> #include <linux/of_platform.h>
>>> /* Match table for of_platform binding */
>>>
>>
>> --
>> Michal Simek, Ing. (M.Eng)
>> w: www.monstr.eu p: +42-0-721842854
>> Maintainer of Linux kernel 2.6 Microblaze Linux - http://www.monstr.eu/fdt/
>> Microblaze U-BOOT custodian
>> --
>> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
>> the body of a message to majordomo@vger.kernel.org
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>>
>
>
>


--
Michal Simek, Ing. (M.Eng)
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel 2.6 Microblaze Linux - http://www.monstr.eu/fdt/
Microblaze U-BOOT custodian


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