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usb: musb: Allow building in all the DMA code 

With recent changes to MUSB code, we can now now get rid of
the Kconfig choise for the DMA code and allow building in any
of the desired DMA code. This makes life easier for distros.

Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Tony Lindgren 2015-08-03 05:37:10 -07:00 committed by Felipe Balbi
parent d3cb25a121
commit 2f0bb2a0e7
1 changed files with 14 additions and 24 deletions
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38
drivers/usb/musb/Kconfig
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@ -124,19 +124,20 @@ config USB_MUSB_JZ4740
config USB_MUSB_AM335X_CHILD config USB_MUSB_AM335X_CHILD
tristate tristate
choice comment "MUSB DMA mode"
prompt 'MUSB DMA mode'
default MUSB_PIO_ONLY if ARCH_MULTIPLATFORM || USB_MUSB_JZ4740 config MUSB_PIO_ONLY
default USB_UX500_DMA if USB_MUSB_UX500 bool 'Disable DMA (always use PIO)'
default USB_INVENTRA_DMA if USB_MUSB_OMAP2PLUS || USB_MUSB_BLACKFIN
default USB_TI_CPPI_DMA if USB_MUSB_DAVINCI
default USB_TUSB_OMAP_DMA if USB_MUSB_TUSB6010
default MUSB_PIO_ONLY if USB_MUSB_TUSB6010 || USB_MUSB_DA8XX || USB_MUSB_AM35X \
|| USB_MUSB_DSPS
help help
Unfortunately, only one option can be enabled here. Ideally one All data is copied between memory and FIFO by the CPU.
should be able to build all these drivers into one kernel to DMA controllers are ignored.
allow using DMA on multiplatform kernels.
Do not choose this unless DMA support for your SOC or board
is unavailable (or unstable). When DMA is enabled at compile time,
you can still disable it at run time using the "use_dma=n" module
parameter.
if !MUSB_PIO_ONLY
config USB_UX500_DMA config USB_UX500_DMA
bool 'ST Ericsson Ux500' bool 'ST Ericsson Ux500'
@ -168,17 +169,6 @@ config USB_TUSB_OMAP_DMA
help help
Enable DMA transfers on TUSB 6010 when OMAP DMA is available. Enable DMA transfers on TUSB 6010 when OMAP DMA is available.
config MUSB_PIO_ONLY endif # !MUSB_PIO_ONLY
bool 'Disable DMA (always use PIO)'
help
All data is copied between memory and FIFO by the CPU.
DMA controllers are ignored.
Do not choose this unless DMA support for your SOC or board
is unavailable (or unstable). When DMA is enabled at compile time,
you can still disable it at run time using the "use_dma=n" module
parameter.
endchoice
endif # USB_MUSB_HDRC endif # USB_MUSB_HDRC