diff options
Diffstat (limited to 'drivers/gpu/drm/tinydrm/hx8357d.c')
| -rw-r--r-- | drivers/gpu/drm/tinydrm/hx8357d.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/tinydrm/hx8357d.c b/drivers/gpu/drm/tinydrm/hx8357d.c index e9b9e08fafc7..fab961dded87 100644 --- a/drivers/gpu/drm/tinydrm/hx8357d.c +++ b/drivers/gpu/drm/tinydrm/hx8357d.c @@ -50,13 +50,16 @@ static void yx240qv29_enable(struct drm_simple_display_pipe *pipe, { struct mipi_dbi *mipi = drm_to_mipi_dbi(pipe->crtc.dev); u8 addr_mode; - int ret; + int ret, idx; + + if (!drm_dev_enter(pipe->crtc.dev, &idx)) + return; DRM_DEBUG_KMS("\n"); ret = mipi_dbi_poweron_conditional_reset(mipi); if (ret < 0) - return; + goto out_exit; if (ret == 1) goto out_enable; @@ -172,6 +175,8 @@ out_enable: } mipi_dbi_command(mipi, MIPI_DCS_SET_ADDRESS_MODE, addr_mode); mipi_dbi_enable_flush(mipi, crtc_state, plane_state); +out_exit: + drm_dev_exit(idx); } static const struct drm_simple_display_pipe_funcs hx8357d_pipe_funcs = { |