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| author | Philipp Zabel <p.zabel@pengutronix.de> | 2017-05-15 17:31:37 +0300 |
|---|---|---|
| committer | Philipp Zabel <p.zabel@pengutronix.de> | 2017-06-08 09:57:19 +0300 |
| commit | ffb40733fe432b00fa12ff486364dcfe6d7f247c (patch) | |
| tree | 6d9e618c4d79bf2bf1b7973e7229e59c2e13274f | |
| parent | 93adc8b5705c14d16be382d43699d2ba71248a4b (diff) | |
| download | linux-ffb40733fe432b00fa12ff486364dcfe6d7f247c.tar.xz | |
gpu: ipu-v3: remove interrupt busy waiting routine
This is not used anymore since commit eb8c88808c83 ("drm/imx: add
deferred plane disabling"), remove it.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
| -rw-r--r-- | drivers/gpu/ipu-v3/ipu-common.c | 16 | ||||
| -rw-r--r-- | drivers/gpu/ipu-v3/ipu-prv.h | 1 |
2 files changed, 0 insertions, 17 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c index 61310f8be309..22e0a3eca7b1 100644 --- a/drivers/gpu/ipu-v3/ipu-common.c +++ b/drivers/gpu/ipu-v3/ipu-common.c @@ -597,22 +597,6 @@ int ipu_idmac_wait_busy(struct ipuv3_channel *channel, int ms) } EXPORT_SYMBOL_GPL(ipu_idmac_wait_busy); -int ipu_wait_interrupt(struct ipu_soc *ipu, int irq, int ms) -{ - unsigned long timeout; - - timeout = jiffies + msecs_to_jiffies(ms); - ipu_cm_write(ipu, BIT(irq % 32), IPU_INT_STAT(irq / 32)); - while (!(ipu_cm_read(ipu, IPU_INT_STAT(irq / 32) & BIT(irq % 32)))) { - if (time_after(jiffies, timeout)) - return -ETIMEDOUT; - cpu_relax(); - } - - return 0; -} -EXPORT_SYMBOL_GPL(ipu_wait_interrupt); - int ipu_idmac_disable_channel(struct ipuv3_channel *channel) { struct ipu_soc *ipu = channel->ipu; diff --git a/drivers/gpu/ipu-v3/ipu-prv.h b/drivers/gpu/ipu-v3/ipu-prv.h index b6e22d64159f..ac4b8d658500 100644 --- a/drivers/gpu/ipu-v3/ipu-prv.h +++ b/drivers/gpu/ipu-v3/ipu-prv.h @@ -225,7 +225,6 @@ int ipu_module_enable(struct ipu_soc *ipu, u32 mask); int ipu_module_disable(struct ipu_soc *ipu, u32 mask); bool ipu_idmac_channel_busy(struct ipu_soc *ipu, unsigned int chno); -int ipu_wait_interrupt(struct ipu_soc *ipu, int irq, int ms); int ipu_csi_init(struct ipu_soc *ipu, struct device *dev, int id, unsigned long base, u32 module, struct clk *clk_ipu); |