Thread (9 messages) 9 messages, 4 authors, 2011-03-03

[PATCH v8 1/1] PRUSS UIO driver support

From: TK, Pratheesh Gangadhar <hidden>
Date: 2011-03-03 09:30:07
Also in: lkml

Hi,
-----Original Message-----
From: Thomas Gleixner [mailto:tglx at linutronix.de]
Sent: Thursday, March 03, 2011 2:27 AM
On Wed, 2 Mar 2011, Arnd Bergmann wrote:
quoted
On Wednesday 02 March 2011 21:09:56 Hans J. Koch wrote:
quoted
quoted
+static struct uio_info *info;
+static dma_addr_t sram_paddr, ddr_paddr;
+static void *prussio_vaddr, *sram_vaddr, *ddr_vaddr;
So the correct thing would be

static void __iomem *prussio_vaddr;
static void *sram_vaddr, *ddr_vaddr;
I also commented that it should not be a global variable at
all, but a dynamic data structure referenced from the device.

Not important, but Pratheesh said he'd change it. If it stays
a global variable, I'd at least expect an explanation why
the static variable is considered better in this case.
I did not pick at that, because there is no indicator that we'll see
more than one PRUSS unit per SoC in the forseeable future.
It's a possibility - May be in 2-3 years time.

Thanks,
Pratheesh
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