From: Elliot Berman <eberman@codeaurora.org>
To: bjorn.andersson@linaro.org, agross@kernel.org, swboyd@chromium.org
Cc: Elliot Berman <eberman@codeaurora.org>,
saiprakash.ranjan@codeaurora.org, tsoni@codeaurora.org,
sidgup@codeaurora.org, psodagud@codeaurora.org,
linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v4 03/17] firmware: qcom_scm: Remove unused qcom_scm_get_version
Date: Thu, 12 Dec 2019 18:51:10 +0000 [thread overview]
Message-ID: <0101016efb73556c-e2c248e5-7d93-4eb8-8f44-f8cad10af521-000000@us-west-2.amazonses.com> (raw)
In-Reply-To: <1576176651-17089-1-git-send-email-eberman@codeaurora.org>
Remove unused qcom_scm_get_version.
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Elliot Berman <eberman@codeaurora.org>
---
drivers/firmware/qcom_scm-32.c | 36 ------------------------------------
include/linux/qcom_scm.h | 2 --
2 files changed, 38 deletions(-)
diff --git a/drivers/firmware/qcom_scm-32.c b/drivers/firmware/qcom_scm-32.c
index 6e62f73..8b57240 100644
--- a/drivers/firmware/qcom_scm-32.c
+++ b/drivers/firmware/qcom_scm-32.c
@@ -292,42 +292,6 @@ static s32 qcom_scm_call_atomic2(u32 svc, u32 cmd, u32 arg1, u32 arg2)
return r0;
}
-u32 qcom_scm_get_version(void)
-{
- int context_id;
- static u32 version = -1;
- register u32 r0 asm("r0");
- register u32 r1 asm("r1");
-
- if (version != -1)
- return version;
-
- mutex_lock(&qcom_scm_lock);
-
- r0 = 0x1 << 8;
- r1 = (u32)&context_id;
- do {
- asm volatile(
- __asmeq("%0", "r0")
- __asmeq("%1", "r1")
- __asmeq("%2", "r0")
- __asmeq("%3", "r1")
-#ifdef REQUIRES_SEC
- ".arch_extension sec\n"
-#endif
- "smc #0 @ switch to secure world\n"
- : "=r" (r0), "=r" (r1)
- : "r" (r0), "r" (r1)
- : "r2", "r3", "r12");
- } while (r0 == QCOM_SCM_INTERRUPTED);
-
- version = r1;
- mutex_unlock(&qcom_scm_lock);
-
- return version;
-}
-EXPORT_SYMBOL(qcom_scm_get_version);
-
/**
* qcom_scm_set_cold_boot_addr() - Set the cold boot address for cpus
* @entry: Entry point function for the cpus
diff --git a/include/linux/qcom_scm.h b/include/linux/qcom_scm.h
index d05ddac..6fb23c5 100644
--- a/include/linux/qcom_scm.h
+++ b/include/linux/qcom_scm.h
@@ -78,7 +78,6 @@ extern int qcom_scm_assign_mem(phys_addr_t mem_addr, size_t mem_sz,
const struct qcom_scm_vmperm *newvm,
unsigned int dest_cnt);
extern void qcom_scm_cpu_power_down(u32 flags);
-extern u32 qcom_scm_get_version(void);
extern int qcom_scm_set_remote_state(u32 state, u32 id);
extern bool qcom_scm_restore_sec_cfg_available(void);
extern int qcom_scm_restore_sec_cfg(u32 device_id, u32 spare);
@@ -118,7 +117,6 @@ static inline int qcom_scm_assign_mem(phys_addr_t mem_addr, size_t mem_sz,
const struct qcom_scm_vmperm *newvm,
unsigned int dest_cnt) { return -ENODEV; }
static inline void qcom_scm_cpu_power_down(u32 flags) {}
-static inline u32 qcom_scm_get_version(void) { return 0; }
static inline u32
qcom_scm_set_remote_state(u32 state,u32 id) { return -ENODEV; }
static inline int qcom_scm_restore_sec_cfg(u32 device_id, u32 spare) { return -ENODEV; }
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2019-12-12 18:51 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1576176651-17089-1-git-send-email-eberman@codeaurora.org>
2019-12-12 18:51 ` [PATCH v4 01/17] firmware: qcom_scm: Rename macros and structures Elliot Berman
2019-12-12 18:51 ` [PATCH v4 02/17] firmware: qcom_scm: Apply consistent naming scheme to command IDs Elliot Berman
2019-12-12 18:51 ` [PATCH v4 04/17] firmware: qcom_scm-64: Make SMC macros less magical Elliot Berman
2019-12-12 18:51 ` Elliot Berman [this message]
2019-12-12 18:51 ` [PATCH v4 05/17] firmware: qcom_scm-64: Move svc/cmd/owner into qcom_scm_desc Elliot Berman
2019-12-12 18:51 ` [PATCH v4 08/17] firmware: qcom_scm-64: Improve SMC convention detection Elliot Berman
2019-12-12 18:51 ` [PATCH v4 06/17] firmware: qcom_scm-64: Add SCM results struct Elliot Berman
2019-12-12 18:51 ` [PATCH v4 10/17] firmware: qcom_scm-32: Add funcnum IDs Elliot Berman
2019-12-12 18:51 ` [PATCH v4 07/17] firmware: qcom_scm-64: Move SMC register filling to qcom_scm_call_smccc Elliot Berman
2019-12-12 18:51 ` [PATCH v4 09/17] firmware: qcom_scm-32: Use SMC arch wrappers Elliot Berman
2019-12-12 18:51 ` [PATCH v4 12/17] firmware: qcom_scm-32: Move SMCCC register filling to qcom_scm_call Elliot Berman
2019-12-12 18:51 ` [PATCH v4 13/17] firmware: qcom_scm-32: Create common legacy atomic call Elliot Berman
2019-12-12 18:51 ` [PATCH v4 11/17] firmware: qcom_scm-32: Use qcom_scm_desc in non-atomic calls Elliot Berman
2019-12-12 18:51 ` [PATCH v4 14/17] firmware: qcom_scm-32: Add device argument to atomic calls Elliot Berman
2019-12-12 18:51 ` [PATCH v4 15/17] firmware: qcom_scm: Order functions, definitions by service/command Elliot Berman
2019-12-12 18:51 ` [PATCH v4 17/17] firmware: qcom_scm: Dynamically support SMCCC and legacy conventions Elliot Berman
2019-12-12 18:51 ` [PATCH v4 16/17] firmware: qcom_scm: Remove thin wrappers Elliot Berman
2020-01-05 11:21 ` Stephan Gerhold
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