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authorArun Kumar K <arun.kk@samsung.com>2012-10-03 22:19:08 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-10-05 22:53:37 -0300
commit43a1ea1f90382a6a8fcf5ed94835b8518ebdefc8 (patch)
tree69489808e3fdb9694540cb135f3d7aeaa0ad43f9 /drivers/media/platform/s5p-mfc/s5p_mfc_cmd.h
parent77a788fc2d4089c64eb355a004f1f16b22eb3ab1 (diff)
[media] s5p-mfc: Update MFCv5 driver for callback based architecture
Modifies the driver to use a callback based architecture for hardware dependent calls. This architecture is suitable for supporting co-existence with newer versions of MFC hardware. Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/platform/s5p-mfc/s5p_mfc_cmd.h')
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_cmd.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_cmd.h b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd.h
new file mode 100644
index 000000000000..282e6c780702
--- /dev/null
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_cmd.h
@@ -0,0 +1,35 @@
+/*
+ * linux/drivers/media/platform/s5p-mfc/s5p_mfc_cmd.h
+ *
+ * Copyright (C) 2012 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef S5P_MFC_CMD_H_
+#define S5P_MFC_CMD_H_
+
+#include "s5p_mfc_common.h"
+
+#define MAX_H2R_ARG 4
+
+struct s5p_mfc_cmd_args {
+ unsigned int arg[MAX_H2R_ARG];
+};
+
+struct s5p_mfc_hw_cmds {
+ int (*cmd_host2risc)(struct s5p_mfc_dev *dev, int cmd,
+ struct s5p_mfc_cmd_args *args);
+ int (*sys_init_cmd)(struct s5p_mfc_dev *dev);
+ int (*sleep_cmd)(struct s5p_mfc_dev *dev);
+ int (*wakeup_cmd)(struct s5p_mfc_dev *dev);
+ int (*open_inst_cmd)(struct s5p_mfc_ctx *ctx);
+ int (*close_inst_cmd)(struct s5p_mfc_ctx *ctx);
+};
+
+void s5p_mfc_init_hw_cmds(struct s5p_mfc_dev *dev);
+#endif /* S5P_MFC_CMD_H_ */

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