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drm/panel: s6e8aa0: Use standard MIPI DSI function 

Use the newly introduced mipi_dsi_set_maximum_return_packet_size()
function to replace an open-coded version.

Reviewed-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding 2014-08-06 09:07:49 +02:00
parent dbf30b6958
commit 8677affc6c
1 changed files with 2 additions and 14 deletions
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16
drivers/gpu/drm/panel/panel-s6e8aa0.c
View File

@ -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)
{
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",