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authorMikko Perttunen <mperttunen@nvidia.com>2022-06-27 17:19:48 +0300
committerThierry Reding <treding@nvidia.com>2022-07-08 16:27:52 +0200
commit8aa5bcb61612060429223d1fbb7a1c30a579fc1f (patch)
tree2e09643084d8c033217ebc5c397a35ea450aefd7 /drivers/gpu/host1x/dev.c
parenta72d4b182f4e092573035fe6fa9402a14111fd64 (diff)
gpu: host1x: Add context device management code
Add code to register context devices from device tree, allocate them out and manage their refcounts. Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/host1x/dev.c')
-rw-r--r--drivers/gpu/host1x/dev.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c
index 80c685ab3e30..89cc79a48eab 100644
--- a/drivers/gpu/host1x/dev.c
+++ b/drivers/gpu/host1x/dev.c
@@ -28,6 +28,7 @@
#include "bus.h"
#include "channel.h"
+#include "context.h"
#include "debug.h"
#include "dev.h"
#include "intr.h"
@@ -503,10 +504,16 @@ static int host1x_probe(struct platform_device *pdev)
goto iommu_exit;
}
+ err = host1x_memory_context_list_init(host);
+ if (err) {
+ dev_err(&pdev->dev, "failed to initialize context list\n");
+ goto free_channels;
+ }
+
err = host1x_syncpt_init(host);
if (err) {
dev_err(&pdev->dev, "failed to initialize syncpts\n");
- goto free_channels;
+ goto free_contexts;
}
err = host1x_intr_init(host, syncpt_irq);
@@ -550,6 +557,8 @@ pm_disable:
host1x_intr_deinit(host);
deinit_syncpt:
host1x_syncpt_deinit(host);
+free_contexts:
+ host1x_memory_context_list_free(&host->context_list);
free_channels:
host1x_channel_list_free(&host->channel_list);
iommu_exit:
@@ -571,6 +580,7 @@ static int host1x_remove(struct platform_device *pdev)
host1x_intr_deinit(host);
host1x_syncpt_deinit(host);
+ host1x_memory_context_list_free(&host->context_list);
host1x_channel_list_free(&host->channel_list);
host1x_iommu_exit(host);
host1x_bo_cache_destroy(&host->cache);