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Commit 3919d02c authored by Elliot Berman's avatar Elliot Berman
Browse files

firmware: qcom_scm-32: Add device argument to atomic calls 



Add this unused parameter to reduce merge friction between SMCCC and
legacy based conventions.

Change-Id: Ie31b220d751ae08430b3e89d41de0217e5213435
Signed-off-by: default avatarElliot Berman <eberman@codeaurora.org>
parent c6ed7002

drivers/firmware/qcom_scm-32.c

+9 −8
Original line number Diff line number Diff line
@@ -277,7 +277,7 @@ static int qcom_scm_call(struct device *dev, struct qcom_scm_desc *desc) 
 * This shall only be used with commands that are guaranteed to be

 * uninterruptable, atomic and SMP safe.

 */

static int qcom_scm_call_atomic(struct qcom_scm_desc *desc)

static int qcom_scm_call_atomic(struct device *dev, struct qcom_scm_desc *desc)

{

	int context_id;

	struct arm_smccc_args smc = {{0}};
@@ -310,7 +310,8 @@ static int qcom_scm_call_atomic(struct qcom_scm_desc *desc) 
 * Set the cold boot address of the cpus. Any cpu outside the supported

 * range would be removed from the cpu present mask.

 */

int __qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus)

int __qcom_scm_set_cold_boot_addr(struct device *dev, void *entry,

				  const cpumask_t *cpus)

{

	int flags = 0;

	int cpu;
@@ -340,7 +341,7 @@ int __qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus) 
	desc.args[1] = virt_to_phys(entry);

	desc.arginfo = QCOM_SCM_ARGS(2);



	return qcom_scm_call_atomic(&desc);

	return qcom_scm_call_atomic(dev, &desc);

}



/**
@@ -396,7 +397,7 @@ int __qcom_scm_set_warm_boot_addr(struct device *dev, void *entry, 
 * the control would return from this function, otherwise, the cpu jumps to the

 * warm boot entry point set for this cpu upon reset.

 */

void __qcom_scm_cpu_power_down(u32 flags)

void __qcom_scm_cpu_power_down(struct device *dev, u32 flags)

{

	struct qcom_scm_desc desc = {

		.svc = QCOM_SCM_SVC_BOOT,
@@ -406,7 +407,7 @@ void __qcom_scm_cpu_power_down(u32 flags) 
		.owner = ARM_SMCCC_OWNER_SIP,

	};



	qcom_scm_call_atomic(&desc);

	qcom_scm_call_atomic(dev, &desc);

}



int __qcom_scm_set_remote_state(struct device *dev, u32 state, u32 id)
@@ -439,7 +440,7 @@ int __qcom_scm_set_dload_mode(struct device *dev, bool enable) 
	desc.args[1] = enable ? QCOM_SCM_BOOT_SET_DLOAD_MODE : 0;

	desc.arginfo = QCOM_SCM_ARGS(2);



	return qcom_scm_call_atomic(&desc);

	return qcom_scm_call_atomic(dev, &desc);

}



bool __qcom_scm_pas_supported(struct device *dev, u32 peripheral)
@@ -560,7 +561,7 @@ int __qcom_scm_io_readl(struct device *dev, phys_addr_t addr, 
	desc.args[0] = addr;

	desc.arginfo = QCOM_SCM_ARGS(1);



	ret = qcom_scm_call_atomic(&desc);

	ret = qcom_scm_call_atomic(dev, &desc);

	if (ret >= 0)

		*val = desc.res[0];
@@ -579,7 +580,7 @@ int __qcom_scm_io_writel(struct device *dev, phys_addr_t addr, unsigned int val) 
	desc.args[1] = val;

	desc.arginfo = QCOM_SCM_ARGS(2);



	return qcom_scm_call_atomic(&desc);

	return qcom_scm_call_atomic(dev, &desc);

}



int __qcom_scm_is_call_available(struct device *dev, u32 svc_id, u32 cmd_id)

drivers/firmware/qcom_scm-64.c

+3 −2
Original line number Diff line number Diff line
@@ -216,7 +216,8 @@ static int qcom_scm_call_atomic(struct device *dev, struct qcom_scm_desc *desc) 
 * Set the cold boot address of the cpus. Any cpu outside the supported

 * range would be removed from the cpu present mask.

 */

int __qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus)

int __qcom_scm_set_cold_boot_addr(struct device *dev, void *entry,

				  const cpumask_t *cpus)

{

	return -ENOTSUPP;

}
@@ -244,7 +245,7 @@ int __qcom_scm_set_warm_boot_addr(struct device *dev, void *entry, 
 * the control would return from this function, otherwise, the cpu jumps to the

 * warm boot entry point set for this cpu upon reset.

 */

void __qcom_scm_cpu_power_down(u32 flags)

void __qcom_scm_cpu_power_down(struct device *dev, u32 flags)

{

}

drivers/firmware/qcom_scm.c

+3 −2
Original line number Diff line number Diff line
@@ -94,7 +94,8 @@ static void qcom_scm_clk_disable(void) 
 */

int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus)

{

	return __qcom_scm_set_cold_boot_addr(entry, cpus);

	return __qcom_scm_set_cold_boot_addr(__scm ? __scm->dev : NULL, entry,

					     cpus);

}

EXPORT_SYMBOL(qcom_scm_set_cold_boot_addr);
@@ -122,7 +123,7 @@ EXPORT_SYMBOL(qcom_scm_set_warm_boot_addr); 
 */

void qcom_scm_cpu_power_down(u32 flags)

{

	__qcom_scm_cpu_power_down(flags);

	__qcom_scm_cpu_power_down(__scm ? __scm->dev : NULL, flags);

}

EXPORT_SYMBOL(qcom_scm_cpu_power_down);

drivers/firmware/qcom_scm.h

+3 −2
Original line number Diff line number Diff line
@@ -9,10 +9,11 @@ 
#define QCOM_SCM_BOOT_TERMINATE_PC		0x02

#define QCOM_SCM_BOOT_SET_REMOTE_STATE		0x0a

#define QCOM_SCM_BOOT_SET_DLOAD_MODE		0x10

extern int __qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus);

extern int __qcom_scm_set_cold_boot_addr(struct device *dev, void *entry,

		const cpumask_t *cpus);

extern int __qcom_scm_set_warm_boot_addr(struct device *dev, void *entry,

		const cpumask_t *cpus);

extern void __qcom_scm_cpu_power_down(u32 flags);

extern void __qcom_scm_cpu_power_down(struct device *dev, u32 flags);

extern int __qcom_scm_set_remote_state(struct device *dev, u32 state, u32 id);

extern int __qcom_scm_set_dload_mode(struct device *dev, bool enable);

#define QCOM_SCM_FLUSH_FLAG_MASK	0x3