ARM: davinci: da8xx: specify dma_coherent_mask for lcdc
authorBartosz Golaszewski <bgolaszewski@baylibre.com>
Fri, 7 Jun 2019 14:33:50 +0000 (16:33 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 21 Jul 2019 07:04:25 +0000 (09:04 +0200)
commit2ec7fa2c45403b935edf0ac52fe960a8564fea7e
treedb24b6e09165c74911469741b171255012343085
parent41c22387d2d1f632cf341da61521c553d4e1a4d1
ARM: davinci: da8xx: specify dma_coherent_mask for lcdc

[ Upstream commit 68f2515bb31a664ba3e2bc1eb78dd9f529b10067 ]

The lcdc device is missing the dma_coherent_mask definition causing the
following warning on da850-evm:

da8xx_lcdc da8xx_lcdc.0: found Sharp_LK043T1DG01 panel
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1 at kernel/dma/mapping.c:247 dma_alloc_attrs+0xc8/0x110
Modules linked in:
CPU: 0 PID: 1 Comm: swapper Not tainted 5.2.0-rc3-00077-g16d72dd4891f #18
Hardware name: DaVinci DA850/OMAP-L138/AM18x EVM
[<c000fce8>] (unwind_backtrace) from [<c000d900>] (show_stack+0x10/0x14)
[<c000d900>] (show_stack) from [<c001a4f8>] (__warn+0xec/0x114)
[<c001a4f8>] (__warn) from [<c001a634>] (warn_slowpath_null+0x3c/0x48)
[<c001a634>] (warn_slowpath_null) from [<c0065860>] (dma_alloc_attrs+0xc8/0x110)
[<c0065860>] (dma_alloc_attrs) from [<c02820f8>] (fb_probe+0x228/0x5a8)
[<c02820f8>] (fb_probe) from [<c02d3e9c>] (platform_drv_probe+0x48/0x9c)
[<c02d3e9c>] (platform_drv_probe) from [<c02d221c>] (really_probe+0x1d8/0x2d4)
[<c02d221c>] (really_probe) from [<c02d2474>] (driver_probe_device+0x5c/0x168)
[<c02d2474>] (driver_probe_device) from [<c02d2728>] (device_driver_attach+0x58/0x60)
[<c02d2728>] (device_driver_attach) from [<c02d27b0>] (__driver_attach+0x80/0xbc)
[<c02d27b0>] (__driver_attach) from [<c02d047c>] (bus_for_each_dev+0x64/0xb4)
[<c02d047c>] (bus_for_each_dev) from [<c02d1590>] (bus_add_driver+0xe4/0x1d8)
[<c02d1590>] (bus_add_driver) from [<c02d301c>] (driver_register+0x78/0x10c)
[<c02d301c>] (driver_register) from [<c000a5c0>] (do_one_initcall+0x48/0x1bc)
[<c000a5c0>] (do_one_initcall) from [<c05cae6c>] (kernel_init_freeable+0x10c/0x1d8)
[<c05cae6c>] (kernel_init_freeable) from [<c048a000>] (kernel_init+0x8/0xf4)
[<c048a000>] (kernel_init) from [<c00090e0>] (ret_from_fork+0x14/0x34)
Exception stack(0xc6837fb0 to 0xc6837ff8)
7fa0:                                     00000000 00000000 00000000 00000000
7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
7fe0: 00000000 00000000 00000000 00000000 00000013 00000000
---[ end trace 8a8073511be81dd2 ]---

Add a 32-bit mask to the platform device's definition.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
arch/arm/mach-davinci/devices-da8xx.c