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linux/drivers/gpu/drm/amd/display/dc/calcs
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Harry Wentland 1f2fcc8183 drm/amd/display: Allocate structs needed by dcn_bw_calc_rq_dlg_ttu in pipe_ctx 
[Why & How]
dcn_bw_calc_rq_dlg_ttu uses a stack frame great than 1024. To solve this
we could allocate the rq_param, dlg_sys_param, and input structs
dynamically. Since this function is inside a kernel_fpu_begin()/end()
call we want to avoid memory allocation. Instead it's much
safer to pre-allocate these on the pipe_ctx.

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Fixes: 3fe617ccaf ("Enable '-Werror' by default for all kernel builds")
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: amd-gfx@lists.freedesktop.org
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Cc: Arnd Bergmann <arnd@kernel.org>
Cc: Leo Li <sunpeng.li@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Xinhui Pan <Xinhui.Pan@amd.com>
Cc: Nathan Chancellor <nathan@kernel.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: llvm@lists.linux.dev
Acked-by: Christian König <christian.koenig@amd.com>
Build-tested-by: Nathan Chancellor <nathan@kernel.org>
Reviewed-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-09-23 15:17:30 -04:00
..
bw_fixed.c
calcs_logger.h drm/amd/display: Convert remaining loggers off dc_logger 2018-07-13 14:48:42 -05:00
custom_float.c drm/amd/display: get rid of 32.32 unsigned fixed point 2018-05-18 16:08:21 -05:00
dce_calcs.c drm/amd/display: Add support for SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616. 2021-05-27 15:00:47 -04:00
dcn_calc_auto.c drm/amd/display: Fix incorrect dcn1 bandwidth calculations 2020-07-01 01:59:20 -04:00
dcn_calc_auto.h drm/amd/display: make clk mgr soc specific 2019-05-31 10:39:29 -05:00
dcn_calc_math.c drm/amd/display: add some math functions for dcn_calc_math 2019-06-11 12:49:21 -05:00
dcn_calcs.c drm/amd/display: Allocate structs needed by dcn_bw_calc_rq_dlg_ttu in pipe_ctx 2021-09-23 15:17:30 -04:00
Makefile drm/amdgpu/display: drop DCN support for aarch64 2021-01-05 11:35:53 -05:00