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 <[email protected]>
Fixes: 3fe617ccafd6 ("Enable '-Werror' by default for all kernel builds")
Cc: Nick Desaulniers <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: [email protected]
Cc: Linux Kernel Mailing List <[email protected]>
Cc: Arnd Bergmann <[email protected]>
Cc: Leo Li <[email protected]>
Cc: Alex Deucher <[email protected]>
Cc: Christian König <[email protected]>
Cc: Xinhui Pan <[email protected]>
Cc: Nathan Chancellor <[email protected]>
Cc: Guenter Roeck <[email protected]>
Cc: [email protected]
Acked-by: Christian König <[email protected]>
Build-tested-by: Nathan Chancellor <[email protected]>
Reviewed-by: Leo Li <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

0 files changed, 0 insertions, 0 deletions