diff options
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/exynos/exynos_mipi_dsi_common.c | 28 |
1 files changed, 10 insertions, 18 deletions
diff --git a/drivers/video/exynos/exynos_mipi_dsi_common.c b/drivers/video/exynos/exynos_mipi_dsi_common.c index 99f645183759..47b533a183be 100644 --- a/drivers/video/exynos/exynos_mipi_dsi_common.c +++ b/drivers/video/exynos/exynos_mipi_dsi_common.c @@ -76,33 +76,25 @@ static unsigned int dpll_table[15] = { irqreturn_t exynos_mipi_dsi_interrupt_handler(int irq, void *dev_id) { - unsigned int intsrc = 0; - unsigned int intmsk = 0; - struct mipi_dsim_device *dsim = NULL; - - dsim = dev_id; - if (!dsim) { - dev_dbg(dsim->dev, KERN_ERR "%s:error: wrong parameter\n", - __func__); - return IRQ_HANDLED; + struct mipi_dsim_device *dsim = dev_id; + unsigned int intsrc, intmsk; + + if (dsim == NULL) { + dev_err(dsim->dev, "%s: wrong parameter\n", __func__); + return IRQ_NONE; } intsrc = exynos_mipi_dsi_read_interrupt(dsim); intmsk = exynos_mipi_dsi_read_interrupt_mask(dsim); + intmsk = ~intmsk & intsrc; - intmsk = ~(intmsk) & intsrc; - - switch (intmsk) { - case INTMSK_RX_DONE: + if (intsrc & INTMSK_RX_DONE) { complete(&dsim_rd_comp); dev_dbg(dsim->dev, "MIPI INTMSK_RX_DONE\n"); - break; - case INTMSK_FIFO_EMPTY: + } + if (intsrc & INTMSK_FIFO_EMPTY) { complete(&dsim_wr_comp); dev_dbg(dsim->dev, "MIPI INTMSK_FIFO_EMPTY\n"); - break; - default: - break; } exynos_mipi_dsi_clear_interrupt(dsim, intmsk); |