diff options
| author | Jiang Liu <jiang.liu@linux.intel.com> | 2015-07-13 20:39:54 +0000 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2015-07-16 18:41:18 +0530 |
| commit | 4d9efdfce73c8f0c9e39d118833e4776719a8d40 (patch) | |
| tree | f6d112d67de15c836caede8190ce3b58d4d09e52 | |
| parent | d7fdb356902a13bb92229722d88a836523a3c6e3 (diff) | |
| download | linux-4d9efdfce73c8f0c9e39d118833e4776719a8d40.tar.bz2 | |
dmaengine: ipu: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc
Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we
already have a pointer to corresponding irq_desc.
This is also a preparation for the removal of the 'irq' argument from
interrupt flow handlers.
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Vinod Koul <vinod.koul@intel.com>
Cc: dmaengine@vger.kernel.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
| -rw-r--r-- | drivers/dma/ipu/ipu_irq.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/ipu-v3/ipu-common.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/dma/ipu/ipu_irq.c b/drivers/dma/ipu/ipu_irq.c index 8d36f07b5801..4357063980e1 100644 --- a/drivers/dma/ipu/ipu_irq.c +++ b/drivers/dma/ipu/ipu_irq.c @@ -268,7 +268,7 @@ int ipu_irq_unmap(unsigned int source) /* Chained IRQ handler for IPU error interrupt */ static void ipu_irq_err(unsigned int irq, struct irq_desc *desc) { - struct ipu *ipu = irq_get_handler_data(irq); + struct ipu *ipu = irq_desc_get_handler_data(desc); u32 status; int i, line; diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c index 6d2f39d36e44..552178799062 100644 --- a/drivers/gpu/ipu-v3/ipu-common.c +++ b/drivers/gpu/ipu-v3/ipu-common.c @@ -915,8 +915,8 @@ static void ipu_irq_handle(struct ipu_soc *ipu, const int *regs, int num_regs) static void ipu_irq_handler(unsigned int irq, struct irq_desc *desc) { struct ipu_soc *ipu = irq_desc_get_handler_data(desc); + struct irq_chip *chip = irq_desc_get_chip(desc); const int int_reg[] = { 0, 1, 2, 3, 10, 11, 12, 13, 14}; - struct irq_chip *chip = irq_get_chip(irq); chained_irq_enter(chip, desc); @@ -928,8 +928,8 @@ static void ipu_irq_handler(unsigned int irq, struct irq_desc *desc) static void ipu_err_irq_handler(unsigned int irq, struct irq_desc *desc) { struct ipu_soc *ipu = irq_desc_get_handler_data(desc); + struct irq_chip *chip = irq_desc_get_chip(desc); const int int_reg[] = { 4, 5, 8, 9}; - struct irq_chip *chip = irq_get_chip(irq); chained_irq_enter(chip, desc); |