diff options
Diffstat (limited to 'drivers/gpu/drm/tinydrm/st7735r.c')
| -rw-r--r-- | drivers/gpu/drm/tinydrm/st7735r.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/tinydrm/st7735r.c b/drivers/gpu/drm/tinydrm/st7735r.c index 0f8a346026ac..022e9849b95b 100644 --- a/drivers/gpu/drm/tinydrm/st7735r.c +++ b/drivers/gpu/drm/tinydrm/st7735r.c @@ -44,14 +44,17 @@ static void jd_t18003_t01_pipe_enable(struct drm_simple_display_pipe *pipe, struct drm_plane_state *plane_state) { struct mipi_dbi *mipi = drm_to_mipi_dbi(pipe->crtc.dev); - int ret; + int ret, idx; u8 addr_mode; + if (!drm_dev_enter(pipe->crtc.dev, &idx)) + return; + DRM_DEBUG_KMS("\n"); ret = mipi_dbi_poweron_reset(mipi); if (ret) - return; + goto out_exit; msleep(150); @@ -102,6 +105,8 @@ static void jd_t18003_t01_pipe_enable(struct drm_simple_display_pipe *pipe, msleep(20); mipi_dbi_enable_flush(mipi, crtc_state, plane_state); +out_exit: + drm_dev_exit(idx); } static const struct drm_simple_display_pipe_funcs jd_t18003_t01_pipe_funcs = { |