samsung-sm8650/android_kernel_samsung_sm8650-modules
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

msm: eva: Support session creation via device node

Browse Source 
Support creating eva session via device node "boot".
It helps pre-silicon and kbdev based EVA bring up test.

Change-Id: I66f4ccf730817afd8f00f8ffeb286c7d89a69a65
Signed-off-by: George Shen <sqiao@codeaurora.org>
This commit is contained in:
George Shen
2021-01-21 16:27:05 -08:00
parent 38aededca5
commit d83b8480a6
3 changed files with 22 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
msm/eva/cvp.c
View File

@@ -25,6 +25,7 @@
#include "cvp_private.h" #include "cvp_private.h"
#include "msm_cvp_clocks.h" #include "msm_cvp_clocks.h"
#include "msm_cvp_dsp.h" #include "msm_cvp_dsp.h"
#include "msm_cvp.h"
#define CLASS_NAME "cvp" #define CLASS_NAME "cvp"
#define DRIVER_NAME "cvp" #define DRIVER_NAME "cvp"
@@ -272,6 +273,25 @@ static ssize_t boot_store(struct device *dev,
"Failed to close cvp instance\n"); "Failed to close cvp instance\n");
return rc; return rc;
} }
} else if ((val == 2) && booted) {
struct msm_cvp_inst *inst;
inst = msm_cvp_open(MSM_CORE_CVP, MSM_CVP_USER);
if (!inst) {
dprintk(CVP_ERR,
"Failed to create eva instance\n");
return -ENOMEM;
}
rc = msm_cvp_session_create(inst);
if (rc)
dprintk(CVP_ERR, "Failed to create eva session\n");
rc = msm_cvp_close(inst);
if (rc) {
dprintk(CVP_ERR,
"Failed to close eva instance\n");
return rc;
}
} }
booted = 1; booted = 1;
return count; return count;

5
msm/eva/msm_cvp.c
View File

@@ -1053,7 +1053,7 @@ static int msm_cvp_unregister_buffer(struct msm_cvp_inst *inst,
return rc; return rc;
} }
static int msm_cvp_session_create(struct msm_cvp_inst *inst) int msm_cvp_session_create(struct msm_cvp_inst *inst)
{ {
int rc = 0; int rc = 0;
struct synx_initialization_params params; struct synx_initialization_params params;
@@ -1884,9 +1884,6 @@ int msm_cvp_session_init(struct msm_cvp_inst *inst)
inst->clk_data.sys_cache_bw = 1000; inst->clk_data.sys_cache_bw = 1000;
inst->prop.type = HFI_SESSION_CV; inst->prop.type = HFI_SESSION_CV;
if (inst->session_type == MSM_CVP_KERNEL)
inst->prop.type = HFI_SESSION_DMM;
inst->prop.kernel_mask = 0xFFFFFFFF; inst->prop.kernel_mask = 0xFFFFFFFF;
inst->prop.priority = 0; inst->prop.priority = 0;
inst->prop.is_secure = 0; inst->prop.is_secure = 0;

1
msm/eva/msm_cvp.h
View File

@@ -33,5 +33,6 @@ int msm_cvp_handle_syscall(struct msm_cvp_inst *inst, struct eva_kmd_arg *arg);
int msm_cvp_session_init(struct msm_cvp_inst *inst); int msm_cvp_session_init(struct msm_cvp_inst *inst);
int msm_cvp_session_deinit(struct msm_cvp_inst *inst); int msm_cvp_session_deinit(struct msm_cvp_inst *inst);
int msm_cvp_session_queue_stop(struct msm_cvp_inst *inst); int msm_cvp_session_queue_stop(struct msm_cvp_inst *inst);
int msm_cvp_session_create(struct msm_cvp_inst *inst);
int cvp_stop_clean_fence_queue(struct msm_cvp_inst *inst); int cvp_stop_clean_fence_queue(struct msm_cvp_inst *inst);
#endif #endif