On Mon, Jan 16, 2012 at 2:37 PM, Felipe Contreras
<felipe.contreras@xxxxxxxxx> wrote:
> On Mon, Jan 16, 2012 at 7:01 PM, Rob Clark <rob.clark@xxxxxxxxxx> wrote:
>> On Mon, Jan 16, 2012 at 10:59 AM, Felipe Contreras
>> <felipe.contreras@xxxxxxxxx> wrote:
>>> On Mon, Jan 16, 2012 at 6:37 PM, Rob Clark <rob.clark@xxxxxxxxxx> wrote:
>>>> On Mon, Jan 16, 2012 at 8:12 AM, Felipe Contreras
>>>> <felipe.contreras@xxxxxxxxx> wrote:
>>>>> On Fri, Jan 13, 2012 at 11:19 PM, Rob Clark <rob.clark@xxxxxxxxxx> wrote:
>>>>>> On Fri, Jan 13, 2012 at 2:59 PM, Felipe Contreras
>>>>>> <felipe.contreras@xxxxxxxxx> wrote:
>>>>>>> On Fri, Jan 13, 2012 at 10:41 PM, Rob Clark <rob.clark@xxxxxxxxxx> wrote:
>>>>>>>> diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile
>>>>>>>> index 9a58461..b86e6cb 100644
>>>>>>>> --- a/arch/arm/plat-omap/Makefile
>>>>>>>> +++ b/arch/arm/plat-omap/Makefile
>>>>>>>> @@ -4,7 +4,7 @@
>>>>>>>>
>>>>>>>> # Common support
>>>>>>>> obj-y := common.o sram.o clock.o devices.o dma.o mux.o \
>>>>>>>> - usb.o fb.o counter_32k.o
>>>>>>>> + usb.o fb.o counter_32k.o drm.o
>>>>>>>
>>>>>>> Should be something like this:
>>>>>>> obj-$(CONFIG_DRM_OMAP) += drm.o
>>>>>>
>>>>>> btw, how does that work if CONFIG_DRM_OMAP=m? Do you end up w/ a
>>>>>> plat-omap module?
>>>>>
>>>>> Yes, and platform drivers are supposed to be loaded automatically at
>>>>> boot-time by udev (or similar).
>>>>
>>>> oh, but this won't work, because common.c has to call
>>>> omapdrm_reserve_vram() (similar to how omapfb_reserve_sdram_memblock()
>>>> works).. so I think it has to stay the way it is in this patch.
>>>
>>> #if defined(CONFIG_DRM_OMAP) || defined(CONFIG_DRM_OMAP_MODULE)
>>> extern void omapdrm_reserve_vram(void);
>>> #else
>>> static inline void omapdrm_reserve_vram(void) { }
>>> #endif
>>>
>>> Like how it's done with DSP stuff.
>>
>> right, but then you'd miss the omapdrm_reserve_vram() call at startup..
>
> Why?
I guess drm.o is ending up in a module, but the code that calls that
(in common.c) is not in a module, so you get an unresolved symbol at
link
BR,
-R
> --
> Felipe Contreras
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