Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: mfd: pcf50633: fix unsafe disable_irq() mfd: Keep a cache of WM8350 volatile values
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Коммит
a71d6e0d6f
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@ -443,7 +443,7 @@ static irqreturn_t pcf50633_irq(int irq, void *data)
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dev_dbg(pcf->dev, "pcf50633_irq\n");
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get_device(pcf->dev);
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disable_irq(pcf->irq);
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disable_irq_nosync(pcf->irq);
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schedule_work(&pcf->irq_work);
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return IRQ_HANDLED;
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@ -79,10 +79,6 @@ static int wm8350_phys_read(struct wm8350 *wm8350, u8 reg, int num_regs,
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/* Cache is CPU endian */
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dest[i - reg] = be16_to_cpu(dest[i - reg]);
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/* Satisfy non-volatile bits from cache */
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dest[i - reg] &= wm8350_reg_io_map[i].vol;
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dest[i - reg] |= wm8350->reg_cache[i];
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/* Mask out non-readable bits */
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dest[i - reg] &= wm8350_reg_io_map[i].readable;
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}
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@ -182,9 +178,6 @@ static int wm8350_write(struct wm8350 *wm8350, u8 reg, int num_regs, u16 *src)
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(wm8350->reg_cache[i] & ~wm8350_reg_io_map[i].writable)
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| src[i - reg];
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/* Don't store volatile bits */
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wm8350->reg_cache[i] &= ~wm8350_reg_io_map[i].vol;
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src[i - reg] = cpu_to_be16(src[i - reg]);
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}
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@ -1261,7 +1254,6 @@ static int wm8350_create_cache(struct wm8350 *wm8350, int type, int mode)
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(i < WM8350_CLOCK_CONTROL_1 || i > WM8350_AIF_TEST)) {
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value = be16_to_cpu(wm8350->reg_cache[i]);
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value &= wm8350_reg_io_map[i].readable;
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value &= ~wm8350_reg_io_map[i].vol;
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wm8350->reg_cache[i] = value;
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} else
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wm8350->reg_cache[i] = reg_map[i];
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