diff options
Diffstat (limited to 'drivers/video/intelfb')
| -rw-r--r-- | drivers/video/intelfb/intelfb.h | 1 | ||||
| -rw-r--r-- | drivers/video/intelfb/intelfb_i2c.c | 16 | ||||
| -rw-r--r-- | drivers/video/intelfb/intelfbdrv.c | 5 |
3 files changed, 22 insertions, 0 deletions
diff --git a/drivers/video/intelfb/intelfb.h b/drivers/video/intelfb/intelfb.h index 6ef38c90c4d..abdadc2a1b4 100644 --- a/drivers/video/intelfb/intelfb.h +++ b/drivers/video/intelfb/intelfb.h @@ -367,6 +367,7 @@ extern int intelfb_var_to_depth(const struct fb_var_screeninfo *var); #ifdef CONFIG_FB_INTEL_I2C extern void intelfb_create_i2c_busses(struct intelfb_info *dinfo); +extern void intelfb_delete_i2c_busses(struct intelfb_info *dinfo); #endif #endif /* _INTELFB_H */ diff --git a/drivers/video/intelfb/intelfb_i2c.c b/drivers/video/intelfb/intelfb_i2c.c index d73572355c5..c1113d6e941 100644 --- a/drivers/video/intelfb/intelfb_i2c.c +++ b/drivers/video/intelfb/intelfb_i2c.c @@ -182,3 +182,19 @@ void intelfb_create_i2c_busses(struct intelfb_info *dinfo) } dinfo->num_outputs = i; } + +void intelfb_delete_i2c_busses(struct intelfb_info *dinfo) +{ + int i; + + for (i = 0; i < MAX_OUTPUTS; i++) { + if (dinfo->output[i].i2c_bus.dinfo) { + i2c_bit_del_bus(&dinfo->output[i].i2c_bus.adapter); + dinfo->output[i].i2c_bus.dinfo = NULL; + } + if (dinfo->output[i].ddc_bus.dinfo) { + i2c_bit_del_bus(&dinfo->output[i].ddc_bus.adapter); + dinfo->output[i].ddc_bus.dinfo = NULL; + } + } +} diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c index f412b5ab8f9..f6e30b3d108 100644 --- a/drivers/video/intelfb/intelfbdrv.c +++ b/drivers/video/intelfb/intelfbdrv.c @@ -474,6 +474,11 @@ cleanup(struct intelfb_info *dinfo) agp_free_memory(dinfo->gtt_ring_mem); } +#ifdef CONFIG_FB_INTEL_I2C + /* un-register I2C bus */ + intelfb_delete_i2c_busses(dinfo); +#endif + if (dinfo->mmio_base) iounmap((void __iomem *)dinfo->mmio_base); if (dinfo->aperture.virtual) |