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https://github.com/edk2-porting/linux-next.git
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e9142f5c28
Add a common panic handler that invokes a stop request and sleep enough to let the remoteproc flush it's caches etc in order to aid post mortem debugging. For now a hard coded 200ms is returned to the remoteproc core, this value is taken from the downstream kernel. Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org> Link: https://lore.kernel.org/r/20200324052904.738594-4-bjorn.andersson@linaro.org Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
48 lines
996 B
C
48 lines
996 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __QCOM_Q6V5_H__
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#define __QCOM_Q6V5_H__
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#include <linux/kernel.h>
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#include <linux/completion.h>
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struct rproc;
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struct qcom_smem_state;
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struct qcom_q6v5 {
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struct device *dev;
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struct rproc *rproc;
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struct qcom_smem_state *state;
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unsigned stop_bit;
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int wdog_irq;
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int fatal_irq;
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int ready_irq;
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int handover_irq;
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int stop_irq;
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bool handover_issued;
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struct completion start_done;
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struct completion stop_done;
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int crash_reason;
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bool running;
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void (*handover)(struct qcom_q6v5 *q6v5);
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};
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int qcom_q6v5_init(struct qcom_q6v5 *q6v5, struct platform_device *pdev,
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struct rproc *rproc, int crash_reason,
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void (*handover)(struct qcom_q6v5 *q6v5));
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int qcom_q6v5_prepare(struct qcom_q6v5 *q6v5);
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int qcom_q6v5_unprepare(struct qcom_q6v5 *q6v5);
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int qcom_q6v5_request_stop(struct qcom_q6v5 *q6v5);
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int qcom_q6v5_wait_for_start(struct qcom_q6v5 *q6v5, int timeout);
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unsigned long qcom_q6v5_panic(struct qcom_q6v5 *q6v5);
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#endif
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