diff options
| author | Terje Bergstrom <tbergstrom@nvidia.com> | 2013-03-22 16:34:02 +0200 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@avionic-design.de> | 2013-04-22 12:32:42 +0200 |
| commit | 7ede0b0bf3e2595d40d6195b6fe4c4dcef438830 (patch) | |
| tree | eb59a94a3892bd41ae810b1726f7e7ae9de96812 /drivers/gpu/host1x/dev.c | |
| parent | 754716874389ccbea5ee03174df8ad9e72e41880 (diff) | |
gpu: host1x: Add syncpoint wait and interrupts
Add support for sync point interrupts, and sync point wait. Sync
point wait used interrupts for unblocking wait.
Signed-off-by: Arto Merilainen <amerilainen@nvidia.com>
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: Thierry Reding <thierry.reding@avionic-design.de>
Tested-by: Thierry Reding <thierry.reding@avionic-design.de>
Tested-by: Erik Faye-Lund <kusmabite@gmail.com>
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Diffstat (limited to 'drivers/gpu/host1x/dev.c')
| -rw-r--r-- | drivers/gpu/host1x/dev.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index 0d6002cb67c1..b967f6e8df55 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -28,6 +28,7 @@ #include <trace/events/host1x.h> #include "dev.h" +#include "intr.h" #include "hw/host1x01.h" void host1x_sync_writel(struct host1x *host1x, u32 v, u32 r) @@ -123,13 +124,24 @@ static int host1x_probe(struct platform_device *pdev) return err; } + err = host1x_intr_init(host, syncpt_irq); + if (err) { + dev_err(&pdev->dev, "failed to initialize interrupts\n"); + goto fail_deinit_syncpt; + } + return 0; + +fail_deinit_syncpt: + host1x_syncpt_deinit(host); + return err; } static int __exit host1x_remove(struct platform_device *pdev) { struct host1x *host = platform_get_drvdata(pdev); + host1x_intr_deinit(host); host1x_syncpt_deinit(host); clk_disable_unprepare(host->clk); |