On Mon, 11 Jan 2021, Lee Jones wrote: > Fixes the following W=1 kernel build warning(s): > > drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/dce_calcs.c: In function ‘calculate_bandwidth’: > drivers/gpu/drm/amd/amdgpu/../display/dc/calcs/dce_calcs.c:2016:1: warning: the frame size of 1216 bytes is larger than 1024 bytes [-Wframe-larger-than=] > > Cc: Harry Wentland <harry.wentland@xxxxxxx> > Cc: Leo Li <sunpeng.li@xxxxxxx> > Cc: Alex Deucher <alexander.deucher@xxxxxxx> > Cc: "Christian König" <christian.koenig@xxxxxxx> > Cc: David Airlie <airlied@xxxxxxxx> > Cc: Daniel Vetter <daniel@xxxxxxxx> > Cc: Colin Ian King <colin.king@xxxxxxxxxxxxx> > Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx > Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx> > --- > .../gpu/drm/amd/display/dc/calcs/dce_calcs.c | 21 +++++++++++++++---- > 1 file changed, 17 insertions(+), 4 deletions(-) > > diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c b/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c > index 158d927c03e55..a0c69fae40ced 100644 > --- a/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c > +++ b/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c > @@ -98,16 +98,16 @@ static void calculate_bandwidth( > int32_t num_cursor_lines; > > int32_t i, j, k; > - struct bw_fixed yclk[3]; > - struct bw_fixed sclk[8]; > + struct bw_fixed *yclk; > + struct bw_fixed *sclk; > bool d0_underlay_enable; > bool d1_underlay_enable; > bool fbc_enabled; > bool lpt_enabled; > enum bw_defines sclk_message; > enum bw_defines yclk_message; > - enum bw_defines tiling_mode[maximum_number_of_surfaces]; > - enum bw_defines surface_type[maximum_number_of_surfaces]; > + enum bw_defines *tiling_mode; > + enum bw_defines *surface_type; > enum bw_defines voltage; > enum bw_defines pipe_check; > enum bw_defines hsr_check; > @@ -122,6 +122,14 @@ static void calculate_bandwidth( > int32_t number_of_displays_enabled_with_margin = 0; > int32_t number_of_aligned_displays_with_no_margin = 0; > > + yclk = kzalloc(sizeof(*yclk) * 3, GFP_KERNEL); > + sclk = kzalloc(sizeof(*sclk) * 8, GFP_KERNEL); > + > + tiling_mode = kzalloc(sizeof(*tiling_mode) * > + maximum_number_of_surfaces, GFP_KERNEL); > + surface_type = kzalloc(sizeof(*surface_type) * > + maximum_number_of_surfaces, GFP_KERNEL); Please refrain from merging this yet. I missed some error checking. -- Lee Jones [李琼斯] Senior Technical Lead - Developer Services Linaro.org │ Open source software for Arm SoCs Follow Linaro: Facebook | Twitter | Blog _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
