On Wed, Aug 28, 2019 at 2:51 PM Raul E Rangel <rrangel@xxxxxxxxxxxx> wrote:
>
> dcn20_resource.c:2636:9: error: missing braces around initializer [-Werror=missing-braces]
> struct _vcs_dpi_voltage_scaling_st calculated_states[MAX_CLOCK_LIMIT_STATES] = {0};
> ^
> Fixes: 7ed4e6352c16f ("drm/amd/display: Add DCN2 HW Sequencer and Resource")
>
> Signed-off-by: Raul E Rangel <rrangel@xxxxxxxxxxxx>
> ---
> So apparently `{}` is a gcc extension. The C standard requires at least
> one expression. So {{0}} is correct. I got a lint error about {{0}}
> needing a space, so i use `{ {0} }`.
I think there were issues with {{}} as well. How about just a memset?
Alex
>
> Changes in v2:
> - Use { {0} } instead of {}
>
> drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
> index b949e202d6cb..8e6433be2252 100644
> --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
> +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
> @@ -2633,7 +2633,7 @@ static void cap_soc_clocks(
> static void update_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_st *bb,
> struct pp_smu_nv_clock_table *max_clocks, unsigned int *uclk_states, unsigned int num_states)
> {
> - struct _vcs_dpi_voltage_scaling_st calculated_states[MAX_CLOCK_LIMIT_STATES] = {0};
> + struct _vcs_dpi_voltage_scaling_st calculated_states[MAX_CLOCK_LIMIT_STATES] = { {0} };
> int i;
> int num_calculated_states = 0;
> int min_dcfclk = 0;
> --
> 2.23.0.187.g17f5b7556c-goog
>
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