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path: root/drivers/staging/octeon-usb (follow)
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2017-11-28staging: octeon-usb: use __delay() instead of cvmx_wait()Aaro Koskinen1-3/+3
Commit edf188bee1d9 ("MIPS: Octeon: Remove usage of cvmx_wait() everywhere.") deleted cvmx_wait() but forgot to update OCTEON USB staging driver. Fix that to allow driver build. Fixes: edf188bee1d9 ("MIPS: Octeon: Remove usage of cvmx_wait() everywhere.") Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Reviewed-by: James Hogan <jhogan@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-05-15staging: octeon-usb: use correct function for hcd cleanupAnton Bondarenko1-3/+3
Use usb_put_hdc to release hdc allocated by usb_create_hcd. This is needed to handle sub-allocations and HCD sharing correctly. Signed-off-by: Anton Bondarenko <anton.bondarenko.sama@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-09-22staging: octeon-usb: Remove unnecessary assignmentRehas Sachdeva1-1/+0
Remove 'x=a;' from a consecutive double assignment of the form 'x=a; x=b;'. Issue detected by the semantic patch found here: https://github.com/coccinelle/coccinellery/blob/master/write2/write2.cocci Signed-off-by: Rehas Sachdeva <aquannie@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-08-30staging: octeon-usb: correct driver name in Kconfig help textRandy Dunlap1-1/+1
The module name in the Makefile and in the driver source file is octeon-hcd, so correct the Kconfig text to be the same. Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: update TODOAaro Koskinen1-5/+2
Update TODO. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: avoid an overlong lineAaro Koskinen1-2/+2
Avoid an overlong line. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: move next pipe selection into a separate functionAaro Koskinen1-21/+28
Move next pipe selection into a separate function to avoid deep nesting. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: move isoc transfer handling into separate functionAaro Koskinen1-53/+53
Move isochronous transfer handling into a separate function to avoid deep indentation. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: move interrupt transfer handling into separate functionAaro Koskinen1-46/+28
Move bulk transfer handling into a separate function to avoid deep indentation. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: move bulk transfer handling into separate functionAaro Koskinen1-0/+38
Move bulk transfer handling into a separate function to avoid deep indentation. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: move control transfer handling into separate functionAaro Koskinen1-86/+88
Move control transfer handling into a separate function to avoid deep indentation. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: fold cvmx_usb_state into octeon_hcdAaro Koskinen1-137/+118
Fold cvmx_usb_state into octeon_hcd. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: rename STATUS_SUCCESS to STATUS_OKAaro Koskinen1-14/+14
Rename STATUS_SUCCESS to STATUS_OK. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: rename cvmx_usb_perform_complete to cvmx_usb_completeAaro Koskinen1-47/+42
Rename cvmx_usb_perform_complete to cvmx_usb_complete. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: rename cvmx_usb_complete to cvmx_usb_statusAaro Koskinen1-53/+52
Rename cvmx_usb_complete to cvmx_usb_status. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: simplify if statementAaro Koskinen1-18/+15
Simplify if statement to avoid deep nesting. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: pass transfer type to find_ready_pipeAaro Koskinen1-6/+7
Since we always search the same list, we can just pass the transfer type. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: eliminate redundant parameter from find_ready_pipeAaro Koskinen1-12/+6
current_frame always equals usb->frame_number. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: align split lines to match open parenthesisAaro Koskinen1-89/+81
Align split lines to match open parenthesis. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-25staging: octeon-usb: use preferred style for NULL comparisonAaro Koskinen1-2/+2
Use preferred coding style for NULL comparison. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-20staging: octeon-usb: make driver name to match the file nameAaro Koskinen1-1/+1
Make driver name to match the file name. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-20staging: octeon-usb: add spaces around operatorAaro Koskinen1-15/+15
Add spaces around operator to improve readability. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-20staging: octeon-usb: switch to use kernel typesAaro Koskinen2-306/+305
Switch to use kernel types: uint64_t -> u64 uint32_t -> u32 uint16_t -> u16 uint8_t -> u8 int8_t -> s8 Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-20staging: octeon-usb: clean up includesAaro Koskinen1-18/+4
Clean up includes. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-20staging: octeon-usb: delete space after castAaro Koskinen1-4/+4
Delete space after cast. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-20staging: octeon-usb: add missing bracesAaro Koskinen1-5/+6
Some if branches are missing braces as required by coding style. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-20staging: octeon-usb: delete redundant blank linesAaro Koskinen1-21/+0
Delete redundant blank lines. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-14staging: octeon-usb: support official bindingsAaro Koskinen1-4/+10
Support official DT bindings alongside with the deprecated ones. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-11staging: octeon: Remove unneeded parentheses in assignmentJanani Ravichandran1-1/+1
Remove parentheses around the right hand side of assignments as they are not needed. Semantic patch used: @@ expression a, b, c; @@ ( a = (b == c) | a = - ( b - ) ) Signed-off-by: Janani Ravichandran <janani.rvchndrn@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07drivers: staging: octeon-usb: octeon-hcd.c: fixed coding style related warningsSaatvik Arya1-1/+2
fixed coding style warnings related to comment blocks Signed-off-by: Saatvik Arya <aryasaatvik@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-24staging: octeon-usb: Replace kmalloc with kmalloc_arrayCristina Moraru1-3/+3
Replace kmalloc with specialized function kmalloc_array when the size is a multiplication of: number_of_elements * size_of_element Signed-off-by: Cristina Moraru <cristina.moraru09@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-09-12staging: octeon-usb: Fix module autoload for OF platform driverLuis de Bethencourt1-0/+1
This platform driver has a OF device ID table but the OF module alias information is not created so module autoloading won't work. Signed-off-by: Luis de Bethencourt <luis@debethencourt.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-05-08Staging: fixed multiple spelling errors.Carlos E. Garcia2-3/+3
Fixed multiple spelling errors. Signed-off-by: Carlos E. Garcia <carlos@cgarcia.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-04-28staging: octeon-usb: fix unaligned isochronous transfersJohan Hovold1-3/+9
Make sure to copy the whole transfer buffer when releasing the temporary buffer used for unaligned isochronous transfers as the data is not necessarily contiguous in that case. Signed-off-by: Johan Hovold <johan@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-04-03staging: octeon-usb: make CVMX_WAIT_FOR_FIELD32 to take condition expressionAaro Koskinen1-5/+6
Make CVMX_WAIT_FOR_FIELD32 to take full condition expression. This should make the usage simpler, and the macro more readable. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-04-03staging: octeon-usb: assume union type for FIELD32 macrosAaro Koskinen1-43/+36
Assume union type for FIELD32 macros to simplify usage. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-04-03staging: octeon-usb: octeon_usb_probe: delete unused variableAaro Koskinen1-1/+0
"flags" is not used, delete it. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-04-03staging: octeon-usb: make cvmx_fifo_setup voidAaro Koskinen1-1/+1
Make cvmx_fifo_setup void, it does not return any value. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24stating: octeon-usb: cvmx_usb_initialize(): eliminate extra indentationAaro Koskinen1-84/+68
Eliminate extra indentation by putting all the code into the same block. Also delete a bogus comment. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24staging: octeon-usb: try to recover from failed hardware resetAaro Koskinen1-3/+27
On some hardware the USB fails to initialize to sane state after cold boot. We can detect this based on some unexpected interrupt bits, and recover by re-initializing. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24staging: octeon-usb: fail and warn if DMA counters are wrongAaro Koskinen1-0/+11
Fail and WARN if DMA counters are wrong. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24staging: octeon-usb: move cvmx_usb_shutdown()Aaro Koskinen1-34/+32
Move cvmx_usb_shutdown() to allow its use from some other functions. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24staging: octeon-usb: rewrite port resetAaro Koskinen1-25/+3
Don't disable port before resetting. Also perform reset unconditionally when requested. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24staging: octeon-usb: move fifo setup to controller reset from port resetAaro Koskinen1-2/+2
Move FIFO setup to controller reset from port reset. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24staging: octeon-usb: move fifo setup into a separate routineAaro Koskinen1-54/+53
Move FIFO setup into a separate routine. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24staging: octeon-usb: use USB stack to turn on powerAaro Koskinen1-10/+9
Use USB stack to turn on the power bit. It will also do the necessary delays. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24staging: octeon-usb: don't poll interrupts earlyAaro Koskinen1-4/+0
Don't poll interrupts before we have registered the HCD. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24staging: octeon-usb: refactor usbn block initAaro Koskinen1-32/+25
Move one-time state data structure initialization out of cvmx_usb_initialize(). This enables to re-initialize USBN HW block without messing up data structures. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24staging: octeon-usb: never retry after xacterrAaro Koskinen1-33/+5
Never retry after xacterr. The DMA engine cannot handle that properly and may result in wrong transfer count and hang. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-24staging: octeon-usb: program DMA engine based on transfer directionAaro Koskinen1-7/+7
Program DMA engine based on transfer direction. We are only transferring to one direction at a time. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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