diff --git a/drivers/video/ipu.h b/drivers/video/ipu.h index 348be58bf6abaa729401d0db9744bdc0cf801c90..ff91d18868b4dd438436c0d7cf71250386262b20 100644 --- a/drivers/video/ipu.h +++ b/drivers/video/ipu.h @@ -253,6 +253,7 @@ struct clk *clk_get_parent(struct clk *clk); void ipu_dump_registers(void); int ipu_probe(void); +bool ipu_clk_enabled(void); void ipu_dmfc_init(int dmfc_type, int first); void ipu_init_dc_mappings(void); diff --git a/drivers/video/ipu_common.c b/drivers/video/ipu_common.c index f8d4488fcef4a94483de9cd66920e23b1825d78a..f259fb9633212ba42b39d1efe5015fbcc5ac984d 100644 --- a/drivers/video/ipu_common.c +++ b/drivers/video/ipu_common.c @@ -1243,3 +1243,8 @@ int ipu_set_ldb_clock(int rate) return 0; } + +bool ipu_clk_enabled(void) +{ + return g_ipu_clk_enabled; +} diff --git a/drivers/video/mxc_ipuv3_fb.c b/drivers/video/mxc_ipuv3_fb.c index 0d0a0a97ff43c0d3a720e2689da53de09c0f34d4..1ab5cb7b1c87c37a5d16030c38520c96c3c576d8 100644 --- a/drivers/video/mxc_ipuv3_fb.c +++ b/drivers/video/mxc_ipuv3_fb.c @@ -571,6 +571,9 @@ void ipuv3_fb_shutdown(void) int i; struct ipu_stat *stat = (struct ipu_stat *)IPU_STAT; + if (!ipu_clk_enabled()) + return; + for (i = 0; i < ARRAY_SIZE(mxcfb_info); i++) { struct fb_info *fbi = mxcfb_info[i]; if (fbi) {