msm/dsi already formats the packet header correctly, so this breaks
every driver except for the downstream dsi-staging driver (which I've
submitted a patch for).
Signed-off-by: Sean Paul <seanpaul@xxxxxxxxxxxx>
---
drivers/gpu/drm/drm_mipi_dsi.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
index 688c8a82ba37..4b47226b90d4 100644
--- a/drivers/gpu/drm/drm_mipi_dsi.c
+++ b/drivers/gpu/drm/drm_mipi_dsi.c
@@ -454,7 +454,7 @@ int mipi_dsi_create_packet(struct mipi_dsi_packet *packet,
return -EINVAL;
memset(packet, 0, sizeof(*packet));
- packet->header[2] = ((msg->channel & 0x3) << 6) | (msg->type & 0x3f);
+ packet->header[0] = ((msg->channel & 0x3) << 6) | (msg->type & 0x3f);
/* TODO: compute ECC if hardware support is not available */
@@ -466,16 +466,16 @@ int mipi_dsi_create_packet(struct mipi_dsi_packet *packet,
* and 2.
*/
if (mipi_dsi_packet_format_is_long(msg->type)) {
- packet->header[0] = (msg->tx_len >> 0) & 0xff;
- packet->header[1] = (msg->tx_len >> 8) & 0xff;
+ packet->header[1] = (msg->tx_len >> 0) & 0xff;
+ packet->header[2] = (msg->tx_len >> 8) & 0xff;
packet->payload_length = msg->tx_len;
packet->payload = msg->tx_buf;
} else {
const u8 *tx = msg->tx_buf;
- packet->header[0] = (msg->tx_len > 0) ? tx[0] : 0;
- packet->header[1] = (msg->tx_len > 1) ? tx[1] : 0;
+ packet->header[1] = (msg->tx_len > 0) ? tx[0] : 0;
+ packet->header[2] = (msg->tx_len > 1) ? tx[1] : 0;
}
packet->size = sizeof(packet->header) + packet->payload_length;
--
2.16.1.291.g4437f3f132-goog
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