• Bartosz Golaszewski's avatar
    ARM: davinci: da8xx: specify dma_coherent_mask for lcdc · c3b93225
    Bartosz Golaszewski authored
    BugLink: https://bugs.launchpad.net/bugs/1838467
    
    [ Upstream commit 68f2515b ]
    
    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-g16d72dd4 #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: default avatarBartosz Golaszewski <bgolaszewski@baylibre.com>
    Signed-off-by: default avatarSekhar Nori <nsekhar@ti.com>
    Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
    Signed-off-by: default avatarConnor Kuehl <connor.kuehl@canonical.com>
    Signed-off-by: default avatarKhalid Elmously <khalid.elmously@canonical.com>
    c3b93225
devices-da8xx.c 24 KB