diff options
| -rw-r--r-- | drivers/gpu/drm/drm_mipi_dsi.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c index 4b47226b90d4..bc73b7f5b9fc 100644 --- a/drivers/gpu/drm/drm_mipi_dsi.c +++ b/drivers/gpu/drm/drm_mipi_dsi.c @@ -498,8 +498,9 @@ int mipi_dsi_shutdown_peripheral(struct mipi_dsi_device *dsi) .tx_buf = (u8 [2]) { 0, 0 }, .tx_len = 2, }; + int ret = mipi_dsi_device_transfer(dsi, &msg); - return mipi_dsi_device_transfer(dsi, &msg); + return (ret < 0) ? ret : 0; } EXPORT_SYMBOL(mipi_dsi_shutdown_peripheral); @@ -517,8 +518,9 @@ int mipi_dsi_turn_on_peripheral(struct mipi_dsi_device *dsi) .tx_buf = (u8 [2]) { 0, 0 }, .tx_len = 2, }; + int ret = mipi_dsi_device_transfer(dsi, &msg); - return mipi_dsi_device_transfer(dsi, &msg); + return (ret < 0) ? ret : 0; } EXPORT_SYMBOL(mipi_dsi_turn_on_peripheral); @@ -541,8 +543,9 @@ int mipi_dsi_set_maximum_return_packet_size(struct mipi_dsi_device *dsi, .tx_len = sizeof(tx), .tx_buf = tx, }; + int ret = mipi_dsi_device_transfer(dsi, &msg); - return mipi_dsi_device_transfer(dsi, &msg); + return (ret < 0) ? ret : 0; } EXPORT_SYMBOL(mipi_dsi_set_maximum_return_packet_size); |