Commit Graph

6888 Commits

Author SHA1 Message Date
Tomi Valkeinen
d6c2152b3e Merge branches '3.20/fbdev' and '3.20/omapdss' into for-next
Merge fbdev topic branches
2015-02-04 12:44:11 +02:00
Peter Meerwald
811fbb1f58 omapfb: Return error code when applying overlay settings fails
the check of the return code is missing, user space does not get notified
about the error condition:

omapdss OVERLAY error: overlay 2 horizontally not inside the display area (403 + 800 >= 800)
omapdss APPLY error: failed to apply settings: illegal configuration.

Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:41:53 +02:00
Tomi Valkeinen
a2408154a1 OMAPDSS: DPI: DRA7xx support
Add support for DRA7xx DPI output.

DRA7xx has three DPI outputs, each of which gets its input from a DISPC
channel. However, DRA72x has only one video PLL, and DRA74x has two
video PLLs. In both cases the video PLLs need to be shared between
multiple outputs. The driver doesn't handle this at the moment.

Also, DRA7xx requires configuring CONTROL module bits to route the clock
from the PLL to the used DISPC channel.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:07 +02:00
Tomi Valkeinen
adb5ff835c OMAPDSS: HDMI: Add DRA7xx support
Add support for DRA7xx to the HDMI driver.

The HDMI block on DRA7xx is the same as on OMAP5, except we need to
enable and disable the HDMI PLL via the CONTROL module.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:06 +02:00
Tomi Valkeinen
0006fd63d1 OMAPDSS: DISPC: program dispc polarities to control module
On DRA7xx, DISPC needs to write output signal polarities not only to a
DISPC register, like for all earlier DSS versions, but to control
module's CTRL_CORE_SMA_SW_1 register.

This patch adds support to write the polarities to control module.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:06 +02:00
Tomi Valkeinen
935509275c OMAPDSS: DISPC: Add DRA7xx support
Add DRA7xx support to DISPC driver. The DISPC block is the same as on
OMAP5, except the PLL's used for clocking are "videoX", not "dsiX".

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:06 +02:00
Tomi Valkeinen
99767548b1 OMAPDSS: Add Video PLLs for DRA7xx
DRA7xx SoCs have one (DRA72x) or two (DRA74x) video PLLs. They are
basically the same as DSI PLLs on OMAPs, but without the rest of the DSI
hardware. The video PLLs also require some configuration via the CONTROL
module.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:05 +02:00
Tomi Valkeinen
be40eecf8d OMAPDSS: Add functions for external control of PLL
Add functions which configure the control module register
CTRL_CORE_DSS_PLL_CONTROL found in DRA7xx SoCs. This register configures
whether the PLL registers are accessed internally by DSS, or externally
using OCP2SCP interface. They also configure muxes which route the PLL
output to a particular LCD overlay manager within DSS.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:05 +02:00
Tomi Valkeinen
6d817880cd OMAPDSS: DSS: Add DRA7xx base support
Add base support for DRA7xx to DSS core.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:05 +02:00
Tomi Valkeinen
a87a6d6b09 OMAPDSS: encoder-tpd12s015: Fix race issue with LS_OE
A race issue has been observed with the encoder-tpd12s015 driver, which
leads to errors when trying to read EDID. This has only now been
observed, as OMAP4 and OMAP5 boards used SoC's GPIOs for LS_OE GPIO. On
dra7-evm boards, the LS_OE is behind a i2c controlled GPIO expander,
which increases the time to set the LS_OE.

This patch simplifies the handling of the LS_OE gpio in the driver by
removing the interrupt handling totally. The only time we actually need
to enable LS_OE is when we are reading the EDID, and thus we can just
set and clear the LS_OE gpio inside the read_edid() function.

This also has the additional benefit of very slightly decreasing the
power consumption.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:04 +02:00
Tomi Valkeinen
fa0c52ab23 OMAPDSS: OMAP5: fix digit output's allowed mgrs
The OMAP5 HW supports directing DIGIT channel to DPI output, but the
driver doesn't support that. However, we have marked that configuration
as possible in the dss features, so in certain cases the driver tries to
use that configuration, leading to broken display.

Fix the problem by allowing DIGIT channel to go only to HDMI output.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:03 +02:00
Tomi Valkeinen
234f9a22f4 OMAPDSS: constify port arrays
The port arrays are constant data, so set them as 'const'.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:03 +02:00
Tomi Valkeinen
eb30199b46 OMAPDSS: PLL: add dss_pll_wait_reset_done()
Add a helper function to wait until the PLL's reset is done.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:03 +02:00
Tomi Valkeinen
64e22ffdab OMAPDSS: Add enum dss_pll_id
In some cases we need global identifiers for the DSS PLLs, for example
when configuring clock muxing on DRA7. For this purpose let's add a
'enum dss_pll_id'.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-02-04 12:32:02 +02:00
Mans Rullgard
ee06bd155b video: fbdev: fix sys_copyarea
The sys_copyarea() function performs the same operation as
cfb_copyarea() but using normal memory access instead of I/O
accessors.  Since the introduction of sys_copyarea(), there
have been two fixes to cfb_copyarea():

- 00a9d699 ("framebuffer: fix cfb_copyarea")
- 5b789da8 ("framebuffer: fix screen corruption when copying")

This patch incorporates the fixes into sys_copyarea() as well.

Signed-off-by: Mans Rullgard <mans@mansr.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-30 09:46:59 +02:00
Arnd Bergmann
6984330a13 video/mmpfb: allow modular build
The frame buffer core can be a module, which means any fb drivers
should be able to build as modules too. This turns mmpfb into
a tristate option to allow that and fix a possible randconfig
build error.

drivers/built-in.o: In function `modes_setup':
:(.text+0x11b34): undefined reference to `fb_videomode_to_modelist'
:(.text+0x11b5c): undefined reference to `fb_videomode_to_var'

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-30 09:45:20 +02:00
Arnd Bergmann
87f0fce775 fb: via: turn gpiolib and i2c selects into dependencies
Device driver should not directly select subsystems. In this case
we get build warnings like

warning: (ARCH_REQUIRE_GPIOLIB && PINCTRL_AT91 && PINCTRL_NOMADIK && MFD_TC6393XB && FB_VIA) selects GPIOLIB which has unmet direct dependencies (ARCH_WANT_OPTIONAL_GPIOLIB || ARCH_REQUIRE_GPIOLIB)

which we can avoid using the normal 'depends on' statement.

Also, this patch makes it possible for DRM drivers to have a dependency
on GPIOLIB without getting circular Kconfig dependencies.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-30 09:45:20 +02:00
Prabhakar Lad
5b72ae9a90 fbdev: ssd1307fb: return proper error code if write command fails
this patch fixes ssd1307fb_ssd1306_init() function to return
proper error codes in case of failures.

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-30 09:40:00 +02:00
Hans Verkuil
dc189053e1 [media] hdmi: rename HDMI_AUDIO_CODING_TYPE_EXT_STREAM to _EXT_CT
As per the suggestion of Thierry Reding rename
HDMI_AUDIO_CODING_TYPE_EXT_STREAM to HDMI_AUDIO_CODING_TYPE_EXT_CT to
be consistent with the CEA-861 spec.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-01-27 10:19:12 -02:00
Martin Bugge
2c676f378e [media] hdmi: added unpack and logging functions for InfoFrames
When receiving video it is very useful to be able to unpack the InfoFrames.
Logging is useful as well, both for transmitters and receivers.

Especially when implementing the VIDIOC_LOG_STATUS ioctl (supported by many
V4L2 drivers) for a receiver it is important to be able to easily log what
the InfoFrame contains. This greatly simplifies debugging.

Signed-off-by: Martin Bugge <marbugge@cisco.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
2015-01-27 10:18:50 -02:00
Tomi Valkeinen
4d073292a7 fbdev: fix CVT vertical front and back porch values
CVT v1.1 spec says: "the vertical front porch shall in all cases be
fixed to 3 lines". The code in fbcvt.c instead sets the _back_ porch to
3 (plus margin).

After swapping cvt.v_front_porch and cvt.v_back_porch the resulting
timings were in line with CVT timings in VESA DMT spec.

The bug seems to be more than 9 years old, but I presume it has not been
noticed as usually the video timings come from the EDID or from the
timing tables in fbdev, and probably swapped values for vfp and vbp work
fine for most of the displays.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: David Ung <davidu@nvidia.com>
Cc: Antonino A. Daplas <adaplas@gmail.com>
2015-01-27 13:35:37 +02:00
Sudip Mukherjee
070a178331 video: hgafb: remove unneeded comparison
var->yoffset is of the type __u32, hence the comparison will always
be false.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-26 14:43:06 +02:00
Scot Doyle
5b28f0fabb fbcon: Remove unused vblank cursor code
commit 1fa0b29f3a ("fbdev: Kill Atari vblank cursor blinking")

rendered vbl_cursor_cnt and therefore CURSOR_DRAW_DELAY unused in fbcon.c,
so remove them.

Signed-off-by: Scot Doyle <lkml14@scotdoyle.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-26 14:10:37 +02:00
David Ung
ba59bab753 video: fbdev: Fix sparse warning messages
Use NULL instead of 0 for the last entry of dmt_modes struct.
Supresses "sparse: Using plain integer as NULL pointer" warning.

Signed-off-by: David Ung <davidu@nvidia.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-19 14:58:11 +02:00
Geert Uytterhoeven
1fc65d5124 video: atafb: Remove obsolete IRQ_TYPE_PRIO
IRQ_TYPE_PRIO is no longer used by the Atari platform interrupt code
since commit 734085651c ("[PATCH] m68k: convert atari irq code")
in v2.6.18-rc1, so drop it.

Note that its value has been reused for a different purpose
(IRQ_TYPE_EDGE_FALLING) since commit 6a6de9ef58 ("[PATCH] genirq:
core") in v2.6.18-rc1.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-15 13:44:51 +01:00
David Ung
72bbf10bf0 video: fbdev: Validate mode timing against monspec
fbmon may generate mode timings that are out of spec of the monitor.
eg DELL U2410 has a max clock 170mhz but advertises a resolutions of
1920x1200@60 in its Standard Timings using 2byte code of D1 00.
When this is looked up in the DMT table it gives it a 193mhz clock.
Although the DELL monitor supports 1920x1200@60, it can only run with
reduced timings at 154mhz or DMT id 0x44 which has no STD 2byte code.
This patch checks to see if the mode can be supported by the monitor
by comparing against monspecs.dclkmax.

Signed-off-by: David Ung <davidu@nvidia.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-15 13:33:41 +02:00
David Ung
8f5ee77bb8 video: fbdev: Check Standard Timing against DMT
Add the VESA Display Monitor Timing (DMT) table.
During parsing of Standard Timings, it compare the 2 byte STD code
with DMT to see what the VESA mode should be.  If there is no entry
in the vesa_modes table or no match found, it fallsback to the
GTF timings.

Signed-off-by: David Ung <davidu@nvidia.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-15 13:33:41 +02:00
David Ung
37715f556a video: fbdev: Add additional vesa modes
Add high resolution modes to vesa_modes struct.

Signed-off-by: David Ung <davidu@nvidia.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-15 13:33:41 +02:00
Lad, Prabhakar
9561def041 fbdev: ssd1307fb: set default height if not found in DT node
this patch sets the default height if its not found in DT.

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-15 13:25:28 +02:00
Lad, Prabhakar
f6535d21e3 fbdev: ssd1307fb: drop unused function ssd1307fb_write_data()
this patch drops the unused function ssd1307fb_write_data().

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-15 13:24:57 +02:00
Geert Uytterhoeven
0d77205688 video: Drop superfluous "select VT_HW_CONSOLE_BINDING"
commit 765d5b9c2b ("fbdev: fbcon: select
VT_HW_CONSOLE_BINDING") made FRAMEBUFFER_CONSOLE always select
VT_HW_CONSOLE_BINDING, but forgot to remove

	select VT_HW_CONSOLE_BINDING if FRAMEBUFFER_CONSOLE

from the individual drivers' sections that already did this before.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 15:18:15 +02:00
Colin Ian King
ef6899cdc8 fbdev/broadsheetfb: fix memory leak
static code analysis from cppcheck reports:

[drivers/video/fbdev/broadsheetfb.c:673]:
  (error) Memory leak: sector_buffer

sector_buffer is not being kfree'd on each call to
broadsheet_spiflash_rewrite_sector(), so free it.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 15:13:45 +02:00
Geert Uytterhoeven
8f5b1e6511 console/dummy: Move screen size selection from CPP to Kconfig
PA-RISC already handled the dummy console screen size selection in
Kconfig, so generalize this to other platforms.

ARM keeps on using screen_info, which is filled in by
platform-specific code, or from ATAGS.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 14:54:48 +02:00
Sudip Mukherjee
0fc50517cf video: vt8500lcdfb: remove unneeded continue
continue is not needed at the end of a for loop, also removed the
braces which were no longer required.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 13:35:04 +02:00
Sudip Mukherjee
8be02cdfee fbdev: savage: remove unused variable
vga_in8() was storing the return value in tmp, but that return value
was never used again. so it should be safe to remove those variables.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 13:31:51 +02:00
Sudip Mukherjee
9cb13ba435 fbdev: geocode: remove unneeded NULL check
the check for info is not required as we are checking it immediately
after gxfb_init_fbinfo() and lxfb_init_fbinfo() and returnig -ENOMEM
if it is NULL.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 13:29:22 +02:00
Rasmus Villemoes
493a584a8b fbdev: omap2: Fix typo in tvc_probe_pdata
Assigning ddata->invert_polarity to itself is not very useful; the
context suggests that the right-hand side should have been
pdata->invert_polarity.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 13:27:08 +02:00
Hans de Goede
d9e020197d simplefb: Fix build failure on Sparc
of_platform_device_create is only defined when CONFIG_OF_ADDRESS is set,
which is normally always the case when CONFIG_OF is defined, except on Sparc,
so explicitly check for CONFIG_OF_ADDRESS rather then for CONFIG_OF.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 13:25:16 +02:00
Asaf Vertz
96699b4004 fbdev: vgastate: remove trailing whitespaces
Fixed a coding style error, trailing whitespace.

Signed-off-by: Asaf Vertz <asaf.vertz@tandemg.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 12:53:25 +02:00
Qiang Chen
77989ee83c video: ocfb: Fix data type warning
When allocate framebuffer memory using dma_alloc_coherent(),
we'd better use dma_addr_t instead of phys_addr_t. Because the
address we got in fact is DMA or bus address for the platform.

This patch also fixes below build warning:
drivers/video/fbdev/ocfb.c:335:2:
	warning: passing argument 3 of ‘dma_alloc_attrs’
	from incompatible pointer type [enabled by default]

Signed-off-by: Qiang Chen <qiang2.chen@sonymobile.com>
Acked-by: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 12:53:25 +02:00
Marek Belisko
0e8787313a video: omapdss: Add opa362 driver
opa362 is amplifier for video and can be connected to the tvout pads
of the OMAP3. It has one gpio control for enable/disable of the output
(high impedance).

Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Signed-off-by: Marek Belisko <marek@goldelico.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 12:53:15 +02:00
Sudip Mukherjee
77a7f1837a fbdev: geocode: remove unneeded NULL check
the check for info is not required as we are checking it immediately
after gx1fb_init_fbinfo() and returnig -ENOMEM if it is NULL.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 12:52:43 +02:00
Mathias Krause
a8fc91afab atyfb: mark DMI system id table as __initconst
We can mark the DMI system id table as __initconst by using a helper
variable that'll tell us if we need to unregister the reboot notifier in
atyfb_exit() instead of matching the DMI system id again.

This frees up ~680 bytes of runtime memory, the DMI table occupies.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2015-01-13 12:52:42 +02:00
Tomi Valkeinen
a32442d4f8 OMAPDSS: SDI: fix output port_num
After the commit ef691ff48b (OMAPDSS: DT: Get source endpoint by
matching reg-id) we look for the SDI output using the port number.
However, the SDI driver doesn't set the port number, which causes the
SDI display to not initialize.

Fix this by setting the SDI port number to 1. We use a hardcoded value,
as SDI was used only on OMAP3 and it's always port number 1 there.

Reported-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Reported-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-30 11:18:30 +02:00
Tomi Valkeinen
30ea9c5218 video/fbdev: fix defio's fsync
fb_deferred_io_fsync() returns the value of schedule_delayed_work() as
an error code, but schedule_delayed_work() does not return an error. It
returns true/false depending on whether the work was already queued.

Fix this by ignoring the return value of schedule_delayed_work().

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: stable@vger.kernel.org
2014-12-30 11:18:30 +02:00
Tomi Valkeinen
92b004d1aa video/logo: prevent use of logos after they have been freed
If the probe of an fb driver has been deferred due to missing
dependencies, and the probe is later ran when a module is loaded, the
fbdev framework will try to find a logo to use.

However, the logos are __initdata, and have already been freed. This
causes sometimes page faults, if the logo memory is not mapped,
sometimes other random crashes as the logo data is invalid, and
sometimes nothing, if the fbdev decides to reject the logo (e.g. the
random value depicting the logo's height is too big).

This patch adds a late_initcall function to mark the logos as freed. In
reality the logos are freed later, and fbdev probe may be ran between
this late_initcall and the freeing of the logos. In that case we will
miss drawing the logo, even if it would be possible.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: stable@vger.kernel.org
2014-12-29 10:06:55 +02:00
Dan Carpenter
811174f45f OMAPDSS: pll: NULL dereference in error handling
The regulator_disable() doesn't accept NULL pointers.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-29 10:06:55 +02:00
Tomi Valkeinen
1616cf01a4 OMAPDSS: HDMI: remove double initializer entries
HDMI hardware parameters structs for OMAP4 and OMAP5 contained two
initializers for 'clkdco_max'. The first one was a remnant with wrong
value.

Remove the extra initializer entries.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-29 10:06:55 +02:00
Linus Torvalds
c0f486fde3 More ACPI and power management updates for 3.19-rc1
- Fix a regression in leds-gpio introduced by a recent commit that
    inadvertently changed the name of one of the properties used by
    the driver (Fabio Estevam).
 
  - Fix a regression in the ACPI backlight driver introduced by a
    recent fix that missed one special case that had to be taken
    into account (Aaron Lu).
 
  - Drop the level of some new kernel messages from the ACPI core
    introduced by a recent commit to KERN_DEBUG which they should
    have used from the start and drop some other unuseful KERN_ERR
    messages printed by ACPI (Rafael J Wysocki).
 
  - Revert an incorrect commit modifying the cpupower tool
    (Prarit Bhargava).
 
  - Fix two regressions introduced by recent commits in the OPP
    library and clean up some existing minor issues in that code
    (Viresh Kumar).
 
  - Continue to replace CONFIG_PM_RUNTIME with CONFIG_PM throughout
    the tree (or drop it where that can be done) in order to make
    it possible to eliminate CONFIG_PM_RUNTIME (Rafael J Wysocki,
    Ulf Hansson, Ludovic Desroches).  There will be one more
    "CONFIG_PM_RUNTIME removal" batch after this one, because some
    new uses of it have been introduced during the current merge
    window, but that should be sufficient to finally get rid of it.
 
  - Make the ACPI EC driver more robust against race conditions
    related to GPE handler installation failures (Lv Zheng).
 
  - Prevent the ACPI device PM core code from attempting to
    disable GPEs that it has not enabled which confuses ACPICA
    and makes it report errors unnecessarily (Rafael J Wysocki).
 
  - Add a "force" command line switch to the intel_pstate driver
    to make it possible to override the blacklisting of some
    systems in that driver if needed (Ethan Zhao).
 
  - Improve intel_pstate code documentation and add a MAINTAINERS
    entry for it (Kristen Carlson Accardi).
 
  - Make the ACPI fan driver create cooling device interfaces
    witn names that reflect the IDs of the ACPI device objects
    they are associated with, except for "generic" ACPI fans
    (PNP ID "PNP0C0B").  That's necessary for user space thermal
    management tools to be able to connect the fans with the
    parts of the system they are supposed to be cooling properly.
    From Srinivas Pandruvada.
 
 /
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Merge tag 'pm+acpi-3.19-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull more ACPI and power management updates from Rafael Wysocki:
 "These are regression fixes (leds-gpio, ACPI backlight driver,
  operating performance points library, ACPI device enumeration
  messages, cpupower tool), other bug fixes (ACPI EC driver, ACPI device
  PM), some cleanups in the operating performance points (OPP)
  framework, continuation of CONFIG_PM_RUNTIME elimination, a couple of
  minor intel_pstate driver changes, a new MAINTAINERS entry for it and
  an ACPI fan driver change needed for better support of thermal
  management in user space.

  Specifics:

   - Fix a regression in leds-gpio introduced by a recent commit that
     inadvertently changed the name of one of the properties used by the
     driver (Fabio Estevam).

   - Fix a regression in the ACPI backlight driver introduced by a
     recent fix that missed one special case that had to be taken into
     account (Aaron Lu).

   - Drop the level of some new kernel messages from the ACPI core
     introduced by a recent commit to KERN_DEBUG which they should have
     used from the start and drop some other unuseful KERN_ERR messages
     printed by ACPI (Rafael J Wysocki).

   - Revert an incorrect commit modifying the cpupower tool (Prarit
     Bhargava).

   - Fix two regressions introduced by recent commits in the OPP library
     and clean up some existing minor issues in that code (Viresh
     Kumar).

   - Continue to replace CONFIG_PM_RUNTIME with CONFIG_PM throughout the
     tree (or drop it where that can be done) in order to make it
     possible to eliminate CONFIG_PM_RUNTIME (Rafael J Wysocki, Ulf
     Hansson, Ludovic Desroches).

     There will be one more "CONFIG_PM_RUNTIME removal" batch after this
     one, because some new uses of it have been introduced during the
     current merge window, but that should be sufficient to finally get
     rid of it.

   - Make the ACPI EC driver more robust against race conditions related
     to GPE handler installation failures (Lv Zheng).

   - Prevent the ACPI device PM core code from attempting to disable
     GPEs that it has not enabled which confuses ACPICA and makes it
     report errors unnecessarily (Rafael J Wysocki).

   - Add a "force" command line switch to the intel_pstate driver to
     make it possible to override the blacklisting of some systems in
     that driver if needed (Ethan Zhao).

   - Improve intel_pstate code documentation and add a MAINTAINERS entry
     for it (Kristen Carlson Accardi).

   - Make the ACPI fan driver create cooling device interfaces witn
     names that reflect the IDs of the ACPI device objects they are
     associated with, except for "generic" ACPI fans (PNP ID "PNP0C0B").

     That's necessary for user space thermal management tools to be able
     to connect the fans with the parts of the system they are supposed
     to be cooling properly.  From Srinivas Pandruvada"

* tag 'pm+acpi-3.19-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (32 commits)
  MAINTAINERS: add entry for intel_pstate
  ACPI / video: update the skip case for acpi_video_device_in_dod()
  power / PM: Eliminate CONFIG_PM_RUNTIME
  NFC / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM
  SCSI / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM
  ACPI / EC: Fix unexpected ec_remove_handlers() invocations
  Revert "tools: cpupower: fix return checks for sysfs_get_idlestate_count()"
  tracing / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM
  x86 / PM: Replace CONFIG_PM_RUNTIME in io_apic.c
  PM: Remove the SET_PM_RUNTIME_PM_OPS() macro
  mmc: atmel-mci: use SET_RUNTIME_PM_OPS() macro
  PM / Kconfig: Replace PM_RUNTIME with PM in dependencies
  ARM / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM
  sound / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM
  phy / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM
  video / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM
  tty / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM
  spi: Replace CONFIG_PM_RUNTIME with CONFIG_PM
  ACPI / PM: Do not disable wakeup GPEs that have not been enabled
  ACPI / utils: Drop error messages from acpi_evaluate_reference()
  ...
2014-12-18 20:28:33 -08:00
Linus Torvalds
e6b5be2be4 Driver core patches for 3.19-rc1
Here's the set of driver core patches for 3.19-rc1.
 
 They are dominated by the removal of the .owner field in platform
 drivers.  They touch a lot of files, but they are "simple" changes, just
 removing a line in a structure.
 
 Other than that, a few minor driver core and debugfs changes.  There are
 some ath9k patches coming in through this tree that have been acked by
 the wireless maintainers as they relied on the debugfs changes.
 
 Everything has been in linux-next for a while.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core update from Greg KH:
 "Here's the set of driver core patches for 3.19-rc1.

  They are dominated by the removal of the .owner field in platform
  drivers.  They touch a lot of files, but they are "simple" changes,
  just removing a line in a structure.

  Other than that, a few minor driver core and debugfs changes.  There
  are some ath9k patches coming in through this tree that have been
  acked by the wireless maintainers as they relied on the debugfs
  changes.

  Everything has been in linux-next for a while"

* tag 'driver-core-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (324 commits)
  Revert "ath: ath9k: use debugfs_create_devm_seqfile() helper for seq_file entries"
  fs: debugfs: add forward declaration for struct device type
  firmware class: Deletion of an unnecessary check before the function call "vunmap"
  firmware loader: fix hung task warning dump
  devcoredump: provide a one-way disable function
  device: Add dev_<level>_once variants
  ath: ath9k: use debugfs_create_devm_seqfile() helper for seq_file entries
  ath: use seq_file api for ath9k debugfs files
  debugfs: add helper function to create device related seq_file
  drivers/base: cacheinfo: remove noisy error boot message
  Revert "core: platform: add warning if driver has no owner"
  drivers: base: support cpu cache information interface to userspace via sysfs
  drivers: base: add cpu_device_create to support per-cpu devices
  topology: replace custom attribute macros with standard DEVICE_ATTR*
  cpumask: factor out show_cpumap into separate helper function
  driver core: Fix unbalanced device reference in drivers_probe
  driver core: fix race with userland in device_add()
  sysfs/kernfs: make read requests on pre-alloc files use the buffer.
  sysfs/kernfs: allow attributes to request write buffer be pre-allocated.
  fs: sysfs: return EGBIG on write if offset is larger than file size
  ...
2014-12-14 16:10:09 -08:00
Rafael J. Wysocki
739808c992 video / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM
After commit b2b49ccbdd (PM: Kconfig: Set PM_RUNTIME if PM_SLEEP is
selected) PM_RUNTIME is always set if PM is set, so #ifdef blocks
depending on CONFIG_PM_RUNTIME may now be changed to depend on
CONFIG_PM.

The alternative of CONFIG_PM_SLEEP and CONFIG_PM_RUNTIME may be
replaced with CONFIG_PM too.

Make these changes in 2 files under drivers/video/.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Jingoo Han <jg1.han@samsung.com>
2014-12-13 00:42:04 +01:00
Linus Torvalds
26ceb127f7 Merge branch 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm
Pull ARM updates from Russell King:
 "The major updates included in this update are:

   - Clang compatible stack pointer accesses by Behan Webster.
   - SA11x0 updates from Dmitry Eremin-Solenikov.
   - kgdb handling of breakpoints with read-only text/modules
   - Support for Privileged-no-execute feature on ARMv7 to prevent
     userspace code execution by the kernel.
   - AMBA primecell bus handling of irq-safe runtime PM
   - Unwinding support for memset/memzero/memmove/memcpy functions
   - VFP fixes for Krait CPUs and improvements in detecting the VFP
     architecture
   - A number of code cleanups (using pr_*, removing or reducing the
     severity of a couple of kernel messages, splitting ftrace asm code
     out to a separate file, etc.)
   - Add machine name to stack dump output"

* 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm: (62 commits)
  ARM: 8247/2: pcmcia: sa1100: make use of device clock
  ARM: 8246/2: pcmcia: sa1111: provide device clock
  ARM: 8245/1: pcmcia: soc-common: enable/disable socket clocks
  ARM: 8244/1: fbdev: sa1100fb: make use of device clock
  ARM: 8243/1: sa1100: add a clock alias for sa1111 pcmcia device
  ARM: 8242/1: sa1100: add cpu clock
  ARM: 8221/1: PJ4: allow building in Thumb-2 mode
  ARM: 8234/1: sa1100: reorder IRQ handling code
  ARM: 8233/1: sa1100: switch to hwirq usage
  ARM: 8232/1: sa1100: merge GPIO multiplexer IRQ to "normal" irq domain
  ARM: 8231/1: sa1100: introduce irqdomains support
  ARM: 8230/1: sa1100: shift IRQs by one
  ARM: 8229/1: sa1100: replace irq numbers with names in irq driver
  ARM: 8228/1: sa1100: drop entry-macro.S
  ARM: 8227/1: sa1100: switch to MULTI_IRQ_HANDLER
  ARM: 8241/1: Update processor_modes for hyp and monitor mode
  ARM: 8240/1: MCPM: document mcpm_sync_init()
  ARM: 8239/1: Introduce {set,clear}_pte_bit
  ARM: 8238/1: mm: Refine set_memory_* functions
  ARM: 8237/1: fix flush_pfn_alias
  ...
2014-12-12 15:26:48 -08:00
Linus Torvalds
a7cb7bb664 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Pull trivial tree update from Jiri Kosina:
 "Usual stuff: documentation updates, printk() fixes, etc"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (24 commits)
  intel_ips: fix a type in error message
  cpufreq: cpufreq-dt: Move newline to end of error message
  ps3rom: fix error return code
  treewide: fix typo in printk and Kconfig
  ARM: dts: bcm63138: change "interupts" to "interrupts"
  Replace mentions of "list_struct" to "list_head"
  kernel: trace: fix printk message
  scsi: mpt2sas: fix ioctl in comment
  zbud, zswap: change module author email
  clocksource: Fix 'clcoksource' typo in comment
  arm: fix wording of "Crotex" in CONFIG_ARCH_EXYNOS3 help
  gpio: msm-v1: make boolean argument more obvious
  usb: Fix typo in usb-serial-simple.c
  PCI: Fix comment typo 'COMFIG_PM_OPS'
  powerpc: Fix comment typo 'CONIFG_8xx'
  powerpc: Fix comment typos 'CONFiG_ALTIVEC'
  clk: st: Spelling s/stucture/structure/
  isci: Spelling s/stucture/structure/
  usb: gadget: zero: Spelling s/infrastucture/infrastructure/
  treewide: Fix company name in module descriptions
  ...
2014-12-12 10:08:06 -08:00
Linus Torvalds
413fd0e3fb fbdev changes for 3.19
* support for mx6sl and mx6sx
 * OMAP HDMI audio rewrite to make it finally work
 * OMAP video PLL work to prepare for new DRA7xx SoCs
 * simplefb DT related improvements
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Merge tag 'fbdev-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux

Pull fbdev updates from Tomi Valkeinen:
 - support for mx6sl and mx6sx
 - OMAP HDMI audio rewrite to make it finally work
 - OMAP video PLL work to prepare for new DRA7xx SoCs
 - simplefb DT related improvements

* tag 'fbdev-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux: (81 commits)
  video: uvesafb: Deletion of an unnecessary check before the function call "platform_device_put"
  video: fbdev-VIA: Deletion of an unnecessary check before the function call "framebuffer_release"
  video: fbdev-MMP: Deletion of an unnecessary check before the function call "mmp_unregister_path"
  video: mx3fb: Deletion of an unnecessary check before the function call "backlight_device_unregister"
  video: fbdev-OMAP2: Deletion of unnecessary checks before the function call "i2c_put_adapter"
  video: fbdev-SIS: Deletion of unnecessary checks before the function call "pci_dev_put"
  video: smscufx: Deletion of unnecessary checks before the function call "vfree"
  video: udlfb: Deletion of unnecessary checks before the function call "vfree"
  video: uvesafb: Deletion of an unnecessary check before the function call "uvesafb_free"
  video: fbdev-LCDC: Deletion of an unnecessary check before the function call "vfree"
  video: fbdev: arkfb: suppress build warning
  video: fbdev: s3fb: suppress build warning
  video: fbdev: vt8623fb: suppress build warning
  OMAPDSS: hdmi5: Fix bit field for IEC958_AES2_CON_SOURCE
  OMAPDSS: hdmi: Remove __exit qualifier from hdmi_uninit_output()
  OMAPDSS: hdmi5: Change hdmi_wp idlemode to to no_idle for audio playback
  OMAPDSS: Remove all references to obsolete HDMI audio callbacks
  ASoC: omap: Remove obsolete HDMI audio code and Kconfig options
  OMAPDSS: hdmi5: Register ASoC platform device for omap hdmi audio
  OMAPDSS: hdmi5: Remove callbacks for the old ASoC DAI driver
  ...
2014-12-11 12:46:32 -08:00
Linus Torvalds
e28870f9b3 - Clean-up leaky resources; pwm_bl
- Simplify Device Tree initialisation; lp855x_bl
  - Add Regulator support; lp855x
  - Remove Bryan from the Maintainer list -- new baby, no time :)
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Merge tag 'backlight-for-linus-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight

Pull backlight updates from Lee Jones:
 - Clean-up leaky resources; pwm_bl
 - Simplify Device Tree initialisation; lp855x_bl
 - Add Regulator support; lp855x
 - Remove Bryan from the Maintainer list -- new baby, no time :)

* tag 'backlight-for-linus-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight:
  MAINTAINERS: Remove my name from Backlight subsystem
  backlight: lp855x: Add supply regulator to lp855x
  backlight: lp855x: Refactor DT parsing code
  backlight: pwm: Clean-up pwm requested using legacy API
2014-12-11 11:39:03 -08:00
Linus Torvalds
a023748d53 Merge branch 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 mm tree changes from Ingo Molnar:
 "The biggest change is full PAT support from Jürgen Gross:

     The x86 architecture offers via the PAT (Page Attribute Table) a
     way to specify different caching modes in page table entries.  The
     PAT MSR contains 8 entries each specifying one of 6 possible cache
     modes.  A pte references one of those entries via 3 bits:
     _PAGE_PAT, _PAGE_PWT and _PAGE_PCD.

     The Linux kernel currently supports only 4 different cache modes.
     The PAT MSR is set up in a way that the setting of _PAGE_PAT in a
     pte doesn't matter: the top 4 entries in the PAT MSR are the same
     as the 4 lower entries.

     This results in the kernel not supporting e.g. write-through mode.
     Especially this cache mode would speed up drivers of video cards
     which now have to use uncached accesses.

     OTOH some old processors (Pentium) don't support PAT correctly and
     the Xen hypervisor has been using a different PAT MSR configuration
     for some time now and can't change that as this setting is part of
     the ABI.

     This patch set abstracts the cache mode from the pte and introduces
     tables to translate between cache mode and pte bits (the default
     cache mode "write back" is hard-wired to PAT entry 0).  The tables
     are statically initialized with values being compatible to old
     processors and current usage.  As soon as the PAT MSR is changed
     (or - in case of Xen - is read at boot time) the tables are changed
     accordingly.  Requests of mappings with special cache modes are
     always possible now, in case they are not supported there will be a
     fallback to a compatible but slower mode.

     Summing it up, this patch set adds the following features:

      - capability to support WT and WP cache modes on processors with
        full PAT support

      - processors with no or uncorrect PAT support are still working as
        today, even if WT or WP cache mode are selected by drivers for
        some pages

      - reduction of Xen special handling regarding cache mode

  Another change is a boot speedup on ridiculously large RAM systems,
  plus other smaller fixes"

* 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (22 commits)
  x86: mm: Move PAT only functions to mm/pat.c
  xen: Support Xen pv-domains using PAT
  x86: Enable PAT to use cache mode translation tables
  x86: Respect PAT bit when copying pte values between large and normal pages
  x86: Support PAT bit in pagetable dump for lower levels
  x86: Clean up pgtable_types.h
  x86: Use new cache mode type in memtype related functions
  x86: Use new cache mode type in mm/ioremap.c
  x86: Use new cache mode type in setting page attributes
  x86: Remove looking for setting of _PAGE_PAT_LARGE in pageattr.c
  x86: Use new cache mode type in track_pfn_remap() and track_pfn_insert()
  x86: Use new cache mode type in mm/iomap_32.c
  x86: Use new cache mode type in asm/pgtable.h
  x86: Use new cache mode type in arch/x86/mm/init_64.c
  x86: Use new cache mode type in arch/x86/pci
  x86: Use new cache mode type in drivers/video/fbdev/vermilion
  x86: Use new cache mode type in drivers/video/fbdev/gbefb.c
  x86: Use new cache mode type in include/asm/fb.h
  x86: Make page cache mode a real type
  x86: mm: Use 2GB memory block size on large-memory x86-64 systems
  ...
2014-12-10 13:59:34 -08:00
Linus Torvalds
0563fdc0d9 ARM: SoC cleanup on mach-at91 for 3.19
On Atmel AT91, the conversion to device tree is now considered complete,
 and all machines that were not already converted in 3.18 are assumed to
 be unused and dropped by the maintainer.
 
 All remaining board files that were written in C are dropped, and the
 ancient at91x40 sub-platform (based on an MMU-less ARM7) is removed
 altogether.  Cleaning up the last pieces was great fun, so I took the
 time to do some of the coding myself and removed several hundred code
 lines that ended up unused after the board files were done.
 
 There are still a couple of AT91 specific device drivers that are not
 converted to DT (CF, USB-OTG) and currently not working, and the platform
 itself is not "multiplatform"-enabled, but both issues are going to be
 taken care of in the 3.20 cycle.
 
 This is split out from the other cleanups purely based on the size
 of the branch.
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Merge tag 'at91-cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanup on mach-at91 from Arnd Bergmann:
 "On Atmel AT91, the conversion to device tree is now considered
  complete, and all machines that were not already converted in 3.18 are
  assumed to be unused and dropped by the maintainer.

  All remaining board files that were written in C are dropped, and the
  ancient at91x40 sub-platform (based on an MMU-less ARM7) is removed
  altogether.  Cleaning up the last pieces was great fun, so I took the
  time to do some of the coding myself and removed several hundred code
  lines that ended up unused after the board files were done.

  There are still a couple of AT91 specific device drivers that are not
  converted to DT (CF, USB-OTG) and currently not working, and the
  platform itself is not "multiplatform"-enabled, but both issues are
  going to be taken care of in the 3.20 cycle.

  This is split out from the other cleanups purely based on the size of
  the branch"

* tag 'at91-cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (33 commits)
  ARM: at91: remove unused board.h file
  ARM: at91: remove unneeded header files
  ARM: at91/clocksource: remove !DT PIT initializations
  ARM: at91: at91rm9200 ST initialization is now DT only
  ARM: at91: remove old AT91-specific drivers
  ARM: at91: cleanup initilisation code by removing dead code
  ARM: at91/Kconfig: select board files automatically
  ARM: at91: remove unused IRQ function declarations
  ARM: at91: remove legacy IRQ driver and related code
  ARM: at91: remove old at91-specific clock driver
  ARM: at91: remove clock data in at91sam9n12.c and at91sam9x5.c files
  ARM: at91: remove all !DT related configuration options
  ARM: at91/trivial: update Kconfig comment to mention SAMA5
  ARM: at91: always USE_OF from now on
  ARM: at91/Kconfig: remove ARCH_AT91RM9200 option for drivers
  ARM: at91: switch configuration option to SOC_AT91RM9200
  ARM: at91: remove at91rm9200 legacy board support
  ARM: at91: remove at91rm9200 legacy boards files
  ARM: at91/Kconfig: remove useless fbdev Kconfig options
  ARM: at91: remove at91sam9261/at91sam9g10 legacy board support
  ...
2014-12-09 14:17:12 -08:00
Sean Paul
829b030e58 backlight: lp855x: Add supply regulator to lp855x
This patch adds a supply regulator to the lp855x platform data to facilitate
powering on/off the 3V rail attached to the controller.

Cc: Stéphane Marchesin <marcheu@chromium.org>
Cc: Aaron Durbin <adurbin@chromium.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Acked-by: Milo Kim <milo.kim@ti.com>
Acked-by: Bryan Wu <cooloney@gmail.com>
Acked-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-12-09 09:24:45 +00:00
Sean Paul
47726656dd backlight: lp855x: Refactor DT parsing code
This patch refactors the dt parsing code to avoid setting platform_data,
instead just setting lp->pdata directly. This facilitates easier
probe deferral since the current scheme would require us to clear out
dev->platform_data before deferring.

Cc: Stéphane Marchesin <marcheu@chromium.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Acked-by: Milo Kim <milo.kim@ti.com>
Acked-by: Bryan Wu <cooloney@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2014-12-09 09:24:42 +00:00
Tomi Valkeinen
3315764efc Merge branches '3.19/omapdss' and '3.19/simplefb' into fbdev
Merge fbdev topic branches.
2014-12-08 09:16:31 +02:00
Dmitry Eremin-Solenikov
23834a4116 ARM: 8244/1: fbdev: sa1100fb: make use of device clock
Use per-device clock (instead of calling cpufreq_get(0), which can
return 0 if no cpu frequency driver is selected) to program timings.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2014-12-05 16:30:25 +00:00
Markus Elfring
3468562728 video: uvesafb: Deletion of an unnecessary check before the function call "platform_device_put"
The platform_device_put() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 16:16:02 +02:00
Markus Elfring
7728495127 video: fbdev-VIA: Deletion of an unnecessary check before the function call "framebuffer_release"
The framebuffer_release() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 16:16:02 +02:00
Markus Elfring
3163e4cd16 video: fbdev-MMP: Deletion of an unnecessary check before the function call "mmp_unregister_path"
The mmp_unregister_path() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 16:16:02 +02:00
Markus Elfring
8a8e411dc0 video: mx3fb: Deletion of an unnecessary check before the function call "backlight_device_unregister"
The backlight_device_unregister() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 16:16:01 +02:00
Markus Elfring
bc500d6ed9 video: fbdev-OMAP2: Deletion of unnecessary checks before the function call "i2c_put_adapter"
The i2c_put_adapter() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 16:16:01 +02:00
Markus Elfring
6049a7a253 video: fbdev-SIS: Deletion of unnecessary checks before the function call "pci_dev_put"
The pci_dev_put() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call
is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 16:16:01 +02:00
Markus Elfring
2daff4d48d video: smscufx: Deletion of unnecessary checks before the function call "vfree"
The vfree() function performs also input parameter validation. Thus the test
around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 16:16:01 +02:00
Markus Elfring
177c0386ea video: udlfb: Deletion of unnecessary checks before the function call "vfree"
The vfree() function performs also input parameter validation. Thus the test
around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 16:16:01 +02:00
Markus Elfring
e87d9f295a video: uvesafb: Deletion of an unnecessary check before the function call "uvesafb_free"
The uvesafb_free() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 16:16:01 +02:00
Markus Elfring
f858275869 video: fbdev-LCDC: Deletion of an unnecessary check before the function call "vfree"
The vfree() function performs also input parameter validation.
Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 16:16:01 +02:00
Lad, Prabhakar
a96c92b69d video: fbdev: arkfb: suppress build warning
this patch fixes following build warning:

drivers/video/fbdev/arkfb.c: In function ‘ark_pci_probe’:
drivers/video/fbdev/arkfb.c:1019:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
  par->state.vgabase = (void __iomem *) vga_res.start;
                       ^
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 15:41:18 +02:00
Lad, Prabhakar
c051af3152 video: fbdev: s3fb: suppress build warning
this patch fixes following build warning:
drivers/video/fbdev/s3fb.c: In function ‘s3_pci_probe’:
drivers/video/fbdev/s3fb.c:1185:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
  par->state.vgabase = (void __iomem *) vga_res.start;
                       ^
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 15:41:18 +02:00
Lad, Prabhakar
a16a96d032 video: fbdev: vt8623fb: suppress build warning
this patch fixes following build warning:
drivers/video/fbdev/vt8623fb.c: In function ‘vt8623_pci_probe’:
drivers/video/fbdev/vt8623fb.c:734:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
  par->state.vgabase = (void __iomem *) vga_res.start;
                       ^
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 15:41:18 +02:00
Jyri Sarha
f3b7d0efc6 OMAPDSS: hdmi5: Fix bit field for IEC958_AES2_CON_SOURCE
The bit field for IEC958_AES2_CON_SOURCE is bits 3-0 in
HDMI_CORE_FC_AUDSCHNLS2, not imaginary bits 3-4 (reverse order).

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-04 11:17:24 +02:00
Jyri Sarha
39c1b7bf72 OMAPDSS: hdmi: Remove __exit qualifier from hdmi_uninit_output()
Remove __exit qualifier from hdmi_uninit_output() because it is used
also in omapdss_hdmihw_probe().

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-02 14:16:05 +02:00
Jyri Sarha
2d7639bc02 OMAPDSS: hdmi5: Change hdmi_wp idlemode to to no_idle for audio playback
Enabling idle mode during audio playback causes the glitches on OMAP5
HDMI. The TRM also suggests to use no-idle for HDMI audio playback.

This patch sets HDMI idle mode to no-idle for the duration of the
playback, and restores it back to original value afterwards.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-01 11:10:02 +02:00
Jyri Sarha
84a845de57 OMAPDSS: Remove all references to obsolete HDMI audio callbacks
In new model these callbacks are obsolete since the ASoC component
drivers are integrated into the HDMI drivers and no callbacks are
needed anymore.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-01 11:09:59 +02:00
Jyri Sarha
45302d7e1b OMAPDSS: hdmi5: Register ASoC platform device for omap hdmi audio
Implements callbacks for OMAP HDMI audio platform driver and registers
it in probe function. Unregistering is done in remove function.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-01 11:09:53 +02:00
Jyri Sarha
274a1e8b2b OMAPDSS: hdmi5: Remove callbacks for the old ASoC DAI driver
Removes the OMAP5 HDMI audio callbacks for the old external DAI driver.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-01 11:09:50 +02:00
Jyri Sarha
4d594dfffd OMAPDSS: hdmi4: Register ASoC platform device for omap hdmi audio
Implements callbacks for OMAP HDMI audio platform driver and registers
it in probe function. Unregistering is done in remove function.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-01 11:09:47 +02:00
Jyri Sarha
c49ad78e3c OMAPDSS: hdmi4: Remove callbacks for the old ASoC DAI driver
Removes the OMAP4 HDMI audio callbacks for the old external DAI driver.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-01 11:09:43 +02:00
Jyri Sarha
5a8bf632fb OMAPDSS: hdmi: Make hdmi_mode_has_audio() more user friedly
Make hdmi_mode_has_audio() more user friedly by taking hdmi_config as
parameter.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-01 11:09:40 +02:00
Jyri Sarha
4284c35f5d OMAPDSS: Kconfig: Remove HDMI audio booleans from Kconfig
The booleans are not used anymore. Just select SND_OMAP_SOC_HDMI_AUDIO
to enable OMAP HDMI audio support.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-12-01 11:09:37 +02:00
Jyri Sarha
5872b35aaf OMAPDSS: hdmi.h: Add members to hdmi drvdata for audio implementation
Adds display_enabled flag and audio_abort_cb callback to struct hdmi.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-26 13:00:17 +02:00
Jyri Sarha
29c047b747 OMAPDSS: hdmi: Add pdev pointer for audio_pdev in HDMI DRV data
This is used to store omap-hdmi-audio pdev for unregistering it.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-26 10:45:29 +02:00
Jyri Sarha
945514b5e1 OMAPDSS: hdmi: Make hdmi structure public
Unify the private anonymous struct in hdmi4.c and hdmi5.c, name it as
struct omap_hdmi, and make it public in hdmi.h.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-26 10:45:29 +02:00
Jyri Sarha
58652163f6 OMAPDSS: hdmi_wp: Add function for getting audio dma address
The audio dma port is found in the hdmi_wp physical address space.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-26 10:41:08 +02:00
Jyri Sarha
a42808c747 OMAPDSS: hdmi4_core: Remove unused hdmi4_audio_get_dma_port()
hdmi4_audio_get_dma_port() is unused and and broken.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-26 10:41:07 +02:00
Jyri Sarha
12d3ea9a17 OMAPDSS: hdmi: Remove most of OMAP[45]_DSS_HDMI_AUDIO ifdefs
It does not waste too many bytes to compile all audio related core
functions always in with HDMI support. It should help readability and
in keeping the audio code in working shape. Leave the options just for
disabling and enabling the functionality in hdmi[45].c.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-26 10:41:07 +02:00
Jyri Sarha
652ce0434b OMAPDSS: hdmi.h: Add HDMI_AUDIO_LAYOUT_6CH enum value
The OMAP5 HDMI audio implementation needs HDMI_AUDIO_LAYOUT_6CH in
hdmi_core_audio_layout enum. I found the correct value from ti-linux
3.8 tree.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-26 10:41:07 +02:00
Jyri Sarha
de0ab1f3f8 OMAPDSS: hdmi5_core: Initialize mandatory sample_order parameter
The hdmi_wp_audio_config_format() expects sample_order of struct
hdmi_audio_format to be initialized. The only allowed value is
HDMI_AUDIO_SAMPLE_LEFT_FIRST.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-26 10:41:07 +02:00
Jyri Sarha
086f8281ca OMAPDSS: hdmi_wp: Protect reserved bits in hdmi_wp_audio_config_format()
Only OMAP4 DSS has non reserved bits above 6th bit in HDMI_WP_AUDIO_CFG.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-26 10:41:07 +02:00
Hans de Goede
8284731eb5 simplefb: Fix build errors when CONFIG_COMMON_CLK is not defined
Both CONFIG_OF and CONFIG_COMMON_CLK must be defined to be able to use of
clocks.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-25 14:10:28 +02:00
Markus Elfring
23c12eac48 video: fbdev-MMP: Fix a typo for the word "destroyed"
A word was corrected in the description for a parameter of
the mmp_unregister_path() function.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-25 12:54:17 +02:00
Markus Elfring
9e09d00f55 video: fbdev-MMP: Fix typos for the word "destroy"
Two mistyped words were corrected in the description for
the mmp_unregister_path() function.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-25 12:54:17 +02:00
Nicolas Ferre
4fdfb67f24 ARM: at91/Kconfig: remove useless fbdev Kconfig options
Remove Kconfig options used nowhere.
The removal of CONFIG_ARCH_AT91SAM9261 option allowed to spot this oddness.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2014-11-21 12:18:40 +01:00
Jiri Kosina
a02001086b Merge Linus' tree to be be to apply submitted patches to newer code than
current trivial.git base
2014-11-20 14:42:02 +01:00
Qiang Chen
f0213fe85d video: ARM CLCD: Remove duplicated include in amba-clcd.c
This patch fixes duplicated include dma-mapping.h in
drivers/video/fbdev/amba-clcd.c

Signed-off-by: Qiang Chen <qiang2.chen@sonymobile.com>
Acked-by: Pawel Moll <pawel.moll@arm.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2014-11-19 14:50:26 +02:00
Nicolas Ferre
9373090d9f ARM: at91/Kconfig: remove unused config options
When removing old board !DT support, several Kconfig options were deleted.
Propagate this removal to drivers Kconfig files.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2014-11-19 11:39:23 +01:00