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

Add unused "device" parameter to reduce merge friction between SMCCC and
legacy based conventions in an upcoming patch.

Tested-by: Brian Masney <masneyb@onstation.org> # arm32
Tested-by: Stephan Gerhold <stephan@gerhold.net>
Signed-off-by: Elliot Berman <eberman@codeaurora.org>
Link: https://lore.kernel.org/r/1578431066-19600-15-git-send-email-eberman@codeaurora.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Elliot Berman 2020-01-07 13:04:23 -08:00 committed by Bjorn Andersson
parent 84528486ad
commit 59b6cf3046
4 changed files with 19 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
drivers/firmware/qcom_scm-32.c
View File

@ -285,7 +285,8 @@ out:
* This shall only be used with commands that are guaranteed to be
* uninterruptable, atomic and SMP safe.
*/
static int qcom_scm_call_atomic(const struct qcom_scm_desc *desc,
static int qcom_scm_call_atomic(struct device *unused,
const struct qcom_scm_desc *desc,
struct qcom_scm_res *res)
{
int context_id;
@ -316,7 +317,8 @@ static int qcom_scm_call_atomic(const 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;
@ -345,7 +347,7 @@ 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, NULL);
return qcom_scm_call_atomic(dev, &desc, NULL);
}
/**
@ -402,7 +404,7 @@ 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,
@ -411,7 +413,7 @@ void __qcom_scm_cpu_power_down(u32 flags)
.arginfo = QCOM_SCM_ARGS(1),
};
qcom_scm_call_atomic(&desc, NULL);
qcom_scm_call_atomic(dev, &desc, NULL);
}
int __qcom_scm_is_call_available(struct device *dev, u32 svc_id, u32 cmd_id)
@ -616,7 +618,7 @@ 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, NULL);
return qcom_scm_call_atomic(dev, &desc, NULL);
}
int __qcom_scm_set_remote_state(struct device *dev, u32 state, u32 id)
@ -687,7 +689,7 @@ 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, &res);
ret = qcom_scm_call_atomic(dev, &desc, &res);
if (ret >= 0)
*val = res.result[0];
@ -705,7 +707,7 @@ 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, NULL);
return qcom_scm_call_atomic(dev, &desc, NULL);
}
int __qcom_scm_qsmmu500_wait_safe_toggle(struct device *dev, bool enable)

5
drivers/firmware/qcom_scm-64.c
View File

@ -239,7 +239,8 @@ static int qcom_scm_call_atomic(struct device *dev,
* 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;
}
@ -267,7 +268,7 @@ 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)
{
}

5
drivers/firmware/qcom_scm.c
View File

@ -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);

5
drivers/firmware/qcom_scm.h
View File

@ -13,11 +13,12 @@ extern int __qcom_scm_set_dload_mode(struct device *dev, bool enable);
extern int __qcom_scm_set_warm_boot_addr(struct device *dev, void *entry,
const cpumask_t *cpus);
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);
#define QCOM_SCM_BOOT_TERMINATE_PC 0x2
#define QCOM_SCM_FLUSH_FLAG_MASK 0x3
extern void __qcom_scm_cpu_power_down(u32 flags);
extern void __qcom_scm_cpu_power_down(struct device *dev, u32 flags);
#define QCOM_SCM_SVC_IO 0x5
#define QCOM_SCM_IO_READ 0x1