diff options
Diffstat (limited to 'drivers/mfd/wm8350-core.c')
| -rw-r--r-- | drivers/mfd/wm8350-core.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c index 25a7a5d08bc..0d47fb9e4b3 100644 --- a/drivers/mfd/wm8350-core.c +++ b/drivers/mfd/wm8350-core.c @@ -183,6 +183,9 @@ static int wm8350_write(struct wm8350 *wm8350, u8 reg, int num_regs, u16 *src) (wm8350->reg_cache[i] & ~wm8350_reg_io_map[i].writable) | src[i - reg]; + /* Don't store volatile bits */ + wm8350->reg_cache[i] &= ~wm8350_reg_io_map[i].vol; + src[i - reg] = cpu_to_be16(src[i - reg]); } @@ -1120,6 +1123,7 @@ static int wm8350_create_cache(struct wm8350 *wm8350, int mode) } value = be16_to_cpu(value); value &= wm8350_reg_io_map[i].readable; + value &= ~wm8350_reg_io_map[i].vol; wm8350->reg_cache[i] = value; } else wm8350->reg_cache[i] = reg_map[i]; @@ -1128,7 +1132,6 @@ static int wm8350_create_cache(struct wm8350 *wm8350, int mode) out: return ret; } -EXPORT_SYMBOL_GPL(wm8350_create_cache); /* * Register a client device. This is non-fatal since there is no need to @@ -1217,7 +1220,7 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq, mutex_init(&wm8350->irq_mutex); INIT_WORK(&wm8350->irq_work, wm8350_irq_worker); - if (irq != NO_IRQ) { + if (irq) { ret = request_irq(irq, wm8350_irq, 0, "wm8350", wm8350); if (ret != 0) { |