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authorNathan Chancellor <nathan@kernel.org>2022-08-30 13:34:05 -0700
committerAlex Deucher <alexander.deucher@amd.com>2022-09-13 14:27:00 -0400
commitc4be0ac987f21e12e7ad23bc480e826d8c30de20 (patch)
treed394cdc27ea83a35f248ecfc31eec6f890da3bff /include/linux/trace_recursion.h
parentd978c51f8d1f4314c84cf50291156862a4c34fc8 (diff)
drm/amd/display: Reduce number of arguments of dml32_CalculateWatermarksMALLUseAndDRAMSpeedChangeSupport()
Most of the arguments are identical between the two call sites and they can be accessed through the 'struct vba_vars_st' pointer created at the top of dml32_ModeSupportAndSystemConfigurationFull(). This reduces the total amount of stack space that dml32_ModeSupportAndSystemConfigurationFull() uses by 216 bytes with LLVM 16 (2152 -> 1936), helping clear up the following clang warning: drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn32/display_mode_vba_32.c:1721:6: error: stack frame size (2152) exceeds limit (2048) in 'dml32_ModeSupportAndSystemConfigurationFull' [-Werror,-Wframe-larger-than] void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_lib) ^ 1 error generated. Additionally, while modifying the arguments to dml32_CalculateWatermarksMALLUseAndDRAMSpeedChangeSupport(), use 'v' consistently, instead of 'v' mixed with 'mode_lib->vba'. Link: https://github.com/ClangBuiltLinux/linux/issues/1681 Reported-by: "Sudip Mukherjee (Codethink)" <sudipm.mukherjee@gmail.com> Tested-by: MaĆ­ra Canal <mairacanal@riseup.net> Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> Signed-off-by: Nathan Chancellor <nathan@kernel.org> Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'include/linux/trace_recursion.h')
0 files changed, 0 insertions, 0 deletions