Hi,
First of all, thank you for your patch.
I just have one tiny comment inline.
On 02/26, Melissa Wen wrote:
> Coding style clean up on enable_link_dp function as suggested by
> checkpatch.pl:
>
> CHECK: Lines should not end with a '('
> WARNING: line over 80 characters
> WARNING: suspect code indent for conditional statements (8, 24)
> CHECK: braces {} should be used on all arms of this statement
> ERROR: else should follow close brace '}'
> CHECK: Comparison to NULL could be written
> "link->preferred_training_settings.fec_enable"
>
> Signed-off-by: Melissa Wen <melissa.srw@xxxxxxxxx>
> ---
> drivers/gpu/drm/amd/display/dc/core/dc_link.c | 32 +++++++++----------
> 1 file changed, 16 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
> index a09119c10d7c..0f28b5694144 100644
> --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
> +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
> @@ -1480,9 +1480,8 @@ static void enable_stream_features(struct pipe_ctx *pipe_ctx)
> }
> }
>
> -static enum dc_status enable_link_dp(
> - struct dc_state *state,
> - struct pipe_ctx *pipe_ctx)
> +static enum dc_status enable_link_dp(struct dc_state *state,
> + struct pipe_ctx *pipe_ctx)
> {
> struct dc_stream_state *stream = pipe_ctx->stream;
> enum dc_status status;
> @@ -1512,27 +1511,28 @@ static enum dc_status enable_link_dp(
>
> pipe_ctx->stream_res.pix_clk_params.requested_sym_clk =
> link_settings.link_rate * LINK_RATE_REF_FREQ_IN_KHZ;
> - if (state->clk_mgr && !apply_seamless_boot_optimization)
> - state->clk_mgr->funcs->update_clocks(state->clk_mgr, state, false);
> + if (state->clk_mgr && !apply_seamless_boot_optimization) {
> + state->clk_mgr->funcs->update_clocks(state->clk_mgr,
> + state, false);
> + }
This `if` condition only has one action, which means that you don't need
to add `{}` in the above statement. See:
https://www.kernel.org/doc/html/v4.10/process/coding-style.html#placing-braces-and-spaces
Thanks
>
> skip_video_pattern = true;
>
> if (link_settings.link_rate == LINK_RATE_LOW)
> - skip_video_pattern = false;
> -
> - if (perform_link_training_with_retries(
> - &link_settings,
> - skip_video_pattern,
> - LINK_TRAINING_ATTEMPTS,
> - pipe_ctx,
> - pipe_ctx->stream->signal)) {
> + skip_video_pattern = false;
> +
> + if (perform_link_training_with_retries(&link_settings,
> + skip_video_pattern,
> + LINK_TRAINING_ATTEMPTS,
> + pipe_ctx,
> + pipe_ctx->stream->signal)) {
> link->cur_link_settings = link_settings;
> status = DC_OK;
> - }
> - else
> + } else {
> status = DC_FAIL_DP_LINK_TRAINING;
> + }
>
> - if (link->preferred_training_settings.fec_enable != NULL)
> + if (link->preferred_training_settings.fec_enable)
> fec_enable = *link->preferred_training_settings.fec_enable;
> else
> fec_enable = true;
> --
> 2.25.0
>
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--
Rodrigo Siqueira
https://siqueira.tech
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