Commit Graph

200 Commits

Author SHA1 Message Date
Mike Rapoport
1757d106a9 staging: sm750fb: merge struct sm750_state into struct sm750_dev
The struct sm750_state is never used on its own. Merge it into the
struct sm750_dev.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-27 17:04:57 +09:00
Mike Rapoport
5ef2f68857 staging: sm750fb: rename 'struct sm750_dev' variables to sm750_dev
Use consistent naming for 'struct sm750_dev' variables

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-27 17:04:57 +09:00
Mike Rapoport
bc3d48f33e staging: sm750fb: rename struct sm750_share to sm750_dev
The struct sm750_share represents the device state and name sm750_dev
seems more appropriate.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-27 17:04:57 +09:00
Mike Rapoport
05407e153f staging: sm750fb: merge sm750_hw.h into sm750.h
There is no actual need to split type definitions and global function
declarations between lots of small headers.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-27 17:04:57 +09:00
Mike Rapoport
492bcecfd8 staging: sm750fb: remove unused smi_indent variable
The smi_indent variable is only declared, but never used. Remove it.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-27 17:04:57 +09:00
Mike Rapoport
e3a3f9f512 staging: sm750fb: replace PADDING macro with ALIGN
The custom macro PADDING differs from standard kernel ALIGN only in
parameters order. Replace PADDING with ALIGN and remove it's definition.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-27 17:04:57 +09:00
Mike Rapoport
6732071c25 staging: sm750fb: remove unused SPC_SM750 define
The SPC_SM750 define is not used and can be removed

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-27 17:04:57 +09:00
Mike Rapoport
fb7f40559e staging: sm750fb: replace lynx_cursor methods with function calls
The methods in lynx_cursor always use the same implementation and there is
no point to use redirection rather than direct function call.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-27 17:04:57 +09:00
Mike Rapoport
9821ed0479 staging: sm750fb: use direct call to hw_sm750_output_setMode
The proc_setMode method in lynx_output always uses the same
implementation and there is no point to use redirection rather than
direct function call.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-24 19:04:13 -07:00
Mike Rapoport
c202beee7f staging: sm750fb: replace lynx_crtc methods with function calls
The methods in lynx_crtc always use the same implementation and there is
no point to use redirection rather than direct function call.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-24 19:04:13 -07:00
Mike Rapoport
9b2941e27e staging: sm750fb: remove unused methods from lynx_share
The suspend and resume methods in lynx_share are not implemented and
never set. Remove them.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-24 19:04:13 -07:00
Mike Rapoport
4edd3f3af2 staging: sm750fb: remove ancient kernel support
Remove the code that should be compiled for ancient kernel versions
together with controlling '#if LINUX_VERSION_CODE' conditionals

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-24 19:04:13 -07:00
Mike Rapoport
b108da7586 staging: sm750fb: remove defintion of offsetof
There is no need to redefine offsetof

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-24 19:04:13 -07:00
Mike Rapoport
7a81b9477a staging: sm750fb: remove unused pllcalparam typedef
The pllcalparam type is not used and can be removed.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-24 19:03:28 -07:00
Mike Rapoport
a61dc139ce staging: sm750fb: simplify PLL divisors calculations
The calcPllValues currently uses arrays of PLL parametres that contain
possible PLL control register field values and redundant data that is
calculated according to those values. The usage of these arrays can be
replaced with simple arithmetics.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-24 19:03:28 -07:00
Mike Rapoport
cfac7d6a70 staging: sm750fb: remove '#if 1' conditionals
The code enclosed in '#if 1' anyway gets compiled. Removing useless
conditionals.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-24 19:02:42 -07:00
Amitoj Kaur Chawla
f741554e25 staging: sm750fb: Replace uint32_t with u32
Replace uint32_t with u32 consistent with Linux kernel coding
practice.
Problem found using checkpatch.pl

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-24 19:02:42 -07:00
Amitoj Kaur Chawla
347cf6d109 staging: sm750fb: Replace include <asm/*.h> with include <linux/*.h>
Problem found using checkpatch.pl
WARNING: Use #include <linux/io.h> instead of <asm/io.h>
WARNING: Use #include <linux/uaccess.h> instead of <asm/uaccess.h>

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-24 19:02:42 -07:00
Amitoj Kaur Chawla
a5eabae947 staging: sm750fb: Prefer using BIT Macro
Replace bit shifting on 1 with the BIT(x) Macro
Problem found using checkpatch.pl
WARNING: 'Prefer using the BIT macro'

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-17 09:03:16 -07:00
Shivani Bhardwaj
f955a398f2 Staging: sm750fb: sm750: Remove irrelevant code
The variable ret is only declared and initialized to 0, but never
referenced, so remove it.

Signed-off-by: Shivani Bhardwaj <shivanib134@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-16 22:05:40 -07:00
Mike Rapoport
b02f9240e0 staging: sm750fb: remove some unnecessary castings
The clock divisor calculations in setMasterClock and setMemoryClock
unnecessaryly cast unsigned int to unsigned int. Removing the casting.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-16 22:05:40 -07:00
Mike Rapoport
7092d76f14 staging: sm750fb: rename getChipClock to get_mxclk_freq
The getChipClock is used to detect MXCLK frequency. Make it's name
reflect what the function is actually doing.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-16 22:05:40 -07:00
Mike Rapoport
7751e0e2d2 staging: sm750fb: merge calcPLL and getPllValue into getChipClock
The getChipClock function is used only to get MXCLK frequency, which
makes most of getPllValue function unused and thus. The detection of
MXCLK frequency may be implemented directly in getChipClock rendering
getPllValue and calcPLL unused.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-16 22:05:40 -07:00
Binbin Zhou
31557ea033 staging: sm750fb: Fix the power state error in resume
The PM_EVENT_RESUME state is needed when SM750 resume, otherwise it
will be failed in the second time of continuous suspend/resume.

Cc: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: Binbin Zhou <zhoubb@lemote.com>
Reviewed-by: Huacai Chen <chenhc@lemote.com>
Reviewed-by: Teddy Wang <teddy.wang@siliconmotion.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-12 20:33:51 -07:00
Amitoj Kaur Chawla
aeec43da3e staging: sm750fb: Add space around '&'
Add space around operator '&'. Problem found using
checkpatch.pl
CHECK: spaces preferred around that '&' (ctx:VxV)

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-12 20:33:51 -07:00
Amitoj Kaur Chawla
e80ef45dad staging: sm750fb: Add space around '<<'
Add space around operator '<<'. Problem found using
checkpatch.pl
CHECK: spaces preferred around that '<<' (ctx:VxV)

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-12 20:33:51 -07:00
Amitoj Kaur Chawla
aa355c8645 staging: sm750fb: Remove multiple blank lines
Remove multiple blank lines. Problem found using checkpatch.pl
CHECK: Please don't use multiple blank lines

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-12 20:33:51 -07:00
Amitoj Kaur Chawla
edb23022f2 staging: sm750fb: Rename dispState
Rename dispState to disp_state to avoid CamelCase. Problem found using
checkpatch.pl
CHECK: Avoid CamelCase: <dispState>

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-12 20:33:51 -07:00
Amitoj Kaur Chawla
0221381c46 staging: sm750fb: Remove multiple blank lines
Remove multiple blank lines. Problem found using checkpatch.pl
CHECK: Please don't use multiple blank lines

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-12 20:33:51 -07:00
Amitoj Kaur Chawla
43ce0b538a staging: sm750fb: Rename miniDiff
Rename miniDiff to mini_diff to avoid CamelCase. Problem found using
checkpatch.pl
CHECK: Avoid CamelCase: <miniDiff>

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-12 20:33:51 -07:00
Amitoj Kaur Chawla
a76f23d66d staging: sm750fb: Remove space after opening brace
Remove space after opening brace '{'. Problem found using
checkpatch.pl
CHECK: Blank lines aren't necessary after an open brace '{'

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-12 20:32:07 -07:00
Amitoj Kaur Chawla
2a66a986b4 staging: sm750fb: Remove space before closing brace
Remove space before closing brace '}'. Problem found using
checkpatch.pl
CHECK: Blank lines aren't necessary before a close brace '}'

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-12 20:32:07 -07:00
Amitoj Kaur Chawla
a0fd4b57ba staging: sm750fb: Remove space after cast
Remove unnecessary space after cast. Problem found using checkpatch.pl
CHECK: No space is necessary after a cast

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-12 20:32:07 -07:00
Shraddha Barke
80fb74c387 Staging: sm750fb: Use ARRAY_SIZE macro
ARRAY_SIZE is more concise to use when the size of an array is divided
by the size of its first element.

Changes made using Coccinelle-

@@
type T;
T[] E;
@@

- (sizeof(E)/sizeof(E[...]))
+ ARRAY_SIZE(E)

Signed-off-by: Shraddha Barke <shraddha.6596@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-12 20:32:07 -07:00
Amitoj Kaur Chawla
0ce5fdb14b staging: sm750fb: Remove multiple blank lines
Remove multiple blank lines. Problem found using checkpatch.pl
CHECK: Please don't use multiple blank lines

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-08 09:50:08 +01:00
Amitoj Kaur Chawla
07387cba81 staging: sm750fb: Add space around ':'
Add space around operator ':'. Problem found using
checkpatch.pl
CHECK: spaces preferred around that ':' (ctx:VxV)

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-08 09:43:18 +01:00
Amitoj Kaur Chawla
31418e3701 staging: sm750fb: Add space around '?'
Add space around operator '?'. Problem found using
checkpatch.pl
CHECK: spaces preferred around that '?' (ctx:VxV)

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-08 09:43:18 +01:00
Amitoj Kaur Chawla
f40917ea0b staging: sm750fb: Add space around '*'
Add space around operator '*'. Problem found using
checkpatch.pl
CHECK: spaces preferred around that '*' (ctx:VxV)

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-08 09:43:18 +01:00
Amitoj Kaur Chawla
c18c331193 staging: sm750fb: Add space around '/'
Add space around operator '/'. Problem found using
checkpatch.pl
CHECK: spaces preferred around that '/' (ctx:VxV)

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-08 09:43:18 +01:00
Mike Rapoport
4dc4d22555 staging: sm750fb: remove clear method from lynxfb_{crtc,output}
The clear methods of lynxfb_crtc and lynxfb_output are empty and
therefore they can be removed.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-02 11:50:52 +02:00
Mike Rapoport
efca4885b2 staging: sm750fb: remove proc_checkMode method from lynxfb_output
The proc_checkMode of lynxfb_output is set to function that always
returns 0. Calling that function and checking for its return value is
meaningless.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-02 11:50:52 +02:00
Mike Rapoport
104f456ce1 staging: sm750fb: remove unneeded switch statement
The lynxfb_ops_check_var function has two switch statements, the first
one checks for validity of var->bits_per_pixel and it is is immediatly
followed by another one that sets parameters according to
var->bits_per_pixel value. These switch statements can be merged into
one.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-10-02 11:50:52 +02:00
Mike Rapoport
4221c59587 staging: sm750fb: remove unused enable{ZVPort,SSP,PWM} functions
The functions that enable/disable power for some sub-devices are not
used and therefore they can be removed.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-09-30 12:26:20 +02:00
Mike Rapoport
228a4cf8e7 staging: sm750fb: staticize getPowerMode function
The getPowerMode function is not used outside ddk750_power, make it
static.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-09-30 12:26:20 +02:00
Mike Rapoport
6af7003043 staging: sm750fb: remove unused macros
Several macros defined in sm750.h and sm750_help.h are not used and
therefore they can be removed

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-09-30 12:26:20 +02:00
Mike Rapoport
86b5f4ed35 staging: sm750fb: remove unused ddk750_initDVIDisp function
The ddk750_initDVIDisp function is never used and therefore it can be
removed.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-09-30 12:26:20 +02:00
Mike Rapoport
55a6cf5d4b staging: sm750fb: remove unused calcPllValue2 function
The calcPllValue2 function is never called and therefore it can be
removed.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-09-30 12:26:20 +02:00
Mike Rapoport
fb6f37a8c8 staging: sm750fb: staticize local functions in ddk750_chip
Several functions in ddk750_chip are not used elsewhere, let's make them
static.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-09-30 12:26:20 +02:00
Mike Rapoport
1282bade3b staging: sm750fb: remove dead code
Remove the code enclosed in '#if 0'

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-09-29 15:20:35 +02:00
Mike Rapoport
174f264234 staging: sm750fb: replace twoToPowerOfx with shift operator
The function twoToPowerOfx that iteratively calculates the power of 2
may be replaced with shift operator

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-09-29 04:16:31 +02:00