[PATCH 04/15] drm/panel: s6e8aa0: Use standard MIPI DSI function
Andrzej Hajda
a.hajda at samsung.com
Mon Oct 13 07:13:16 PDT 2014
On 10/13/2014 12:16 PM, Thierry Reding wrote:
> From: Thierry Reding <treding at nvidia.com>
>
> Use the newly introduced mipi_dsi_set_maximum_return_packet_size()
> function to replace an open-coded version.
>
> Signed-off-by: Thierry Reding <treding at nvidia.com>
> ---
> drivers/gpu/drm/panel/panel-s6e8aa0.c | 16 ++--------------
> 1 file changed, 2 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/gpu/drm/panel/panel-s6e8aa0.c b/drivers/gpu/drm/panel/panel-s6e8aa0.c
> index 0f85a7c37687..c31e2953f290 100644
> --- a/drivers/gpu/drm/panel/panel-s6e8aa0.c
> +++ b/drivers/gpu/drm/panel/panel-s6e8aa0.c
> @@ -800,27 +800,15 @@ static void s6e8aa0_panel_init(struct s6e8aa0 *ctx)
> }
>
> static void s6e8aa0_set_maximum_return_packet_size(struct s6e8aa0 *ctx,
> - int size)
> + u16 size)
I guess this whole function should be removed and direct call to
mipi_dsi_set_maximum_return_packet_size should be used.
Regards
Andrzej
> {
> struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
> - const struct mipi_dsi_host_ops *ops = dsi->host->ops;
> - u8 buf[] = {size, 0};
> - struct mipi_dsi_msg msg = {
> - .channel = dsi->channel,
> - .type = MIPI_DSI_SET_MAXIMUM_RETURN_PACKET_SIZE,
> - .tx_len = sizeof(buf),
> - .tx_buf = buf
> - };
> int ret;
>
> if (ctx->error < 0)
> return;
>
> - if (!ops || !ops->transfer)
> - ret = -EIO;
> - else
> - ret = ops->transfer(dsi->host, &msg);
> -
> + ret = mipi_dsi_set_maximum_return_packet_size(dsi, size);
> if (ret < 0) {
> dev_err(ctx->dev,
> "error %d setting maximum return packet size to %d\n",
>
More information about the dri-devel
mailing list