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| author | Bjorn Andersson <bjorn.andersson@linaro.org> | 2018-06-04 13:30:36 -0700 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2018-06-18 15:55:57 -0700 |
| commit | 3b415c8fb263173a60e12666213073c9653737d0 (patch) | |
| tree | 41a35df39941028a705142f280e9b2dd768b2d67 /drivers/remoteproc/qcom_q6v5.h | |
| parent | 0e622e80191e75c99b6ecc265c140a37d81e7a63 (diff) | |
| download | linux-stable-3b415c8fb263173a60e12666213073c9653737d0.tar.gz linux-stable-3b415c8fb263173a60e12666213073c9653737d0.tar.bz2 linux-stable-3b415c8fb263173a60e12666213073c9653737d0.zip | |
remoteproc: q6v5: Extract common resource handling
Shared between all Hexagon V5 based remoteprocs is the handling of the 5
interrupts and the SMP2P stop request, so break this out into a separate
function in order to allow these drivers to be cleaned up.
Reviewed-by: Rohit kumar <rohitkr@codeaurora.org>
Tested-by: Rohit kumar <rohitkr@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'drivers/remoteproc/qcom_q6v5.h')
| -rw-r--r-- | drivers/remoteproc/qcom_q6v5.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/remoteproc/qcom_q6v5.h b/drivers/remoteproc/qcom_q6v5.h new file mode 100644 index 000000000000..7ac92c1e0f49 --- /dev/null +++ b/drivers/remoteproc/qcom_q6v5.h @@ -0,0 +1,46 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef __QCOM_Q6V5_H__ +#define __QCOM_Q6V5_H__ + +#include <linux/kernel.h> +#include <linux/completion.h> + +struct rproc; +struct qcom_smem_state; + +struct qcom_q6v5 { + struct device *dev; + struct rproc *rproc; + + struct qcom_smem_state *state; + unsigned stop_bit; + + int wdog_irq; + int fatal_irq; + int ready_irq; + int handover_irq; + int stop_irq; + + bool handover_issued; + + struct completion start_done; + struct completion stop_done; + + int crash_reason; + + bool running; + + void (*handover)(struct qcom_q6v5 *q6v5); +}; + +int qcom_q6v5_init(struct qcom_q6v5 *q6v5, struct platform_device *pdev, + struct rproc *rproc, int crash_reason, + void (*handover)(struct qcom_q6v5 *q6v5)); + +int qcom_q6v5_prepare(struct qcom_q6v5 *q6v5); +int qcom_q6v5_unprepare(struct qcom_q6v5 *q6v5); +int qcom_q6v5_request_stop(struct qcom_q6v5 *q6v5); +int qcom_q6v5_wait_for_start(struct qcom_q6v5 *q6v5, int timeout); + +#endif |