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ERROR: "flexcop_dma_config_timer" [drivers/media/pci/b2c2/b

PATCH Mauro Carvalho Chehab 2 participants 3 messages Aug 15, 2012 – Aug 17, 2012

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Mauro Carvalho Chehab

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#0 lore raw

Em 14-08-2012 14:46, Fengguang Wu escreveu:

Quoted 28 lines

Hi Mauro,

FYI, kernel build failed on

tree:   git://git.infradead.org/users/kmpark/linux-samsung v4l_samsung_for_v3.7
head:   880d3853c370664e208865b3f5bc5831353d93ce
commit: 3785bc170f79ef04129731582b468c28e1326d6d [90/99] [media] b2c2: break it into common/pci/usb directories
config: x86_64-allmodconfig (attached as .config)

All related error/warning messages:

variable with __init* or __refdata (see linux/init.h) or name the variable:
*driver, *_template, *_timer, *_sht, *_ops, *_probe, *_probe_one, *_console

WARNING: drivers/staging/ipack/bridges/tpci200.o(.data+0x28): Section mismatch in reference from the variable tpci200_pci_drv to the function .devexit.text:tpci200_pci_remove() The variable tpci200_pci_drv references
the function __devexit tpci200_pci_remove()
If the reference is valid then annotate the
variable with __exit* (see linux/init.h) or name the variable:
*driver, *_template, *_timer, *_sht, *_ops, *_probe, *_probe_one, *_console

ERROR: "flexcop_dma_config_timer" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!
ERROR: "flexcop_dma_config" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!
ERROR: "flexcop_dma_free" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!
ERROR: "flexcop_dma_xfer_control" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!
ERROR: "flexcop_dma_allocate" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!
ERROR: "flexcop_dma_control_timer_irq" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!

Quoted 4 lines

---
0-DAY kernel build testing backend Open Source Technology Centre
Fengguang Wu <[email protected]> Intel Corporation

Thanks for report!

The enclosed patch should fix it.

Not sure why this error didn't appear before, but it is clear that the second rule for b2c2-flexcop-pci-objs was removing flexcop-dma.o from the list of object files for b2c2-flexcop-pci.o.

-

[media] b2c2: fix driver's build due to the lack of pci DMA code

From: Mauro Carvalho Chehab <[email protected]>

Fix a one-character typo at the makefile.

drivers/built-in.o: In function `flexcop_pci_remove':
flexcop-pci.c:(.text+0x20d1a28): undefined reference to flexcop_dma_free' flexcop-pci.c:(.text+0x20d1a3e): undefined reference to flexcop_dma_free' drivers/built-in.o: In function `flexcop_pci_stream_control':
flexcop-pci.c:(.text+0x20d2396): undefined reference to flexcop_dma_config' flexcop-pci.c:(.text+0x20d23b3): undefined reference to flexcop_dma_config' flexcop-pci.c:(.text+0x20d23cf): undefined reference to flexcop_dma_config_timer' flexcop-pci.c:(.text+0x20d23f5): undefined reference to flexcop_dma_xfer_control' flexcop-pci.c:(.text+0x20d244c): undefined reference to flexcop_dma_control_timer_irq' flexcop-pci.c:(.text+0x20d24b0): undefined reference to flexcop_dma_control_timer_irq' flexcop-pci.c:(.text+0x20d2507): undefined reference to flexcop_dma_xfer_control' drivers/built-in.o: In function flexcop_pci_probe':
flexcop-pci.c:(.text+0x20d28d2): undefined reference to flexcop_dma_allocate' flexcop-pci.c:(.text+0x20d2907): undefined reference to flexcop_dma_allocate' flexcop-pci.c:(.text+0x20d2923): undefined reference to `flexcop_dma_free'

Reported-by Fengguang Wu <[email protected]>
Signed-off-by Mauro Carvalho Chehab <[email protected]>
drivers/media/pci/b2c2/Makefile +1 -1
index aedcac1..b894320 100644
@@ -2,7 +2,7 @@ ifneq ($(CONFIG_DVB_B2C2_FLEXCOP_PCI),)
 b2c2-flexcop-pci-objs += flexcop-dma.o
 endif
 
-b2c2-flexcop-pci-objs = flexcop-pci.o
+b2c2-flexcop-pci-objs += flexcop-pci.o
 obj-$(CONFIG_DVB_B2C2_FLEXCOP_PCI) += b2c2-flexcop-pci.o
 
 ccflags-y += -Idrivers/media/dvb-core/
#1 lore raw
Quoted 29 lines · Mauro Carvalho Chehab

Em 14-08-2012 14:46, Fengguang Wu escreveu:

Quoted 28 lines

Hi Mauro,

FYI, kernel build failed on

tree:   git://git.infradead.org/users/kmpark/linux-samsung v4l_samsung_for_v3.7
head:   880d3853c370664e208865b3f5bc5831353d93ce
commit: 3785bc170f79ef04129731582b468c28e1326d6d [90/99] [media] b2c2: break it into common/pci/usb directories
config: x86_64-allmodconfig (attached as .config)

All related error/warning messages:

variable with __init* or __refdata (see linux/init.h) or name the variable:
*driver, *_template, *_timer, *_sht, *_ops, *_probe, *_probe_one, *_console

WARNING: drivers/staging/ipack/bridges/tpci200.o(.data+0x28): Section mismatch in reference from the variable tpci200_pci_drv to the function .devexit.text:tpci200_pci_remove() The variable tpci200_pci_drv references
the function __devexit tpci200_pci_remove()
If the reference is valid then annotate the
variable with __exit* (see linux/init.h) or name the variable:
*driver, *_template, *_timer, *_sht, *_ops, *_probe, *_probe_one, *_console

ERROR: "flexcop_dma_config_timer" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!
ERROR: "flexcop_dma_config" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!
ERROR: "flexcop_dma_free" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!
ERROR: "flexcop_dma_xfer_control" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!
ERROR: "flexcop_dma_allocate" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!
ERROR: "flexcop_dma_control_timer_irq" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!

Quoted 8 lines
Quoted 4 lines

---
0-DAY kernel build testing backend Open Source Technology Centre
Fengguang Wu <[email protected]> Intel Corporation

Thanks for report!

The enclosed patch should fix it.

It reduced the errors to one:

ERROR: "b2c2_flexcop_debug" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!

Thanks,
Fengguang

author
#2 lore raw
In reply to Mauro Carvalho Chehab

Em 17-08-2012 00:57, Fengguang Wu escreveu:

Quoted 4 lines
Quoted 1 line

The enclosed patch should fix it.

It reduced the errors to one:

ERROR: "b2c2_flexcop_debug" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!

Thanks!

Fix enclosed.

Regards,
Mauro

---

[media] b2c2: export b2c2_flexcop_debug symbol

From: Mauro Carvalho Chehab <[email protected]>

ERROR: "b2c2_flexcop_debug" [drivers/media/pci/b2c2/b2c2-flexcop-pci.ko] undefined!

Reported-by Fengguang Wu <[email protected]>
Signed-off-by Mauro Carvalho Chehab <[email protected]>
drivers/media/common/b2c2/flexcop.c +1 -0
index b1e8c99..412c5da 100644
@@ -43,6 +43,7 @@
 #endif
 
 int b2c2_flexcop_debug;
+EXPORT_SYMBOL_GPL(b2c2_flexcop_debug);
 module_param_named(debug, b2c2_flexcop_debug,  int, 0644);
 MODULE_PARM_DESC(debug,
 		"set debug level (1=info,2=tuner,4=i2c,8=ts,"