From: "Tianci.Yin" <tianci....@amd.com>
introduce psp_v11_0_is_sos_alive func for common use.
Change-Id: Iee0a6dd924d6a4b164eb751c0bec49fcb7d79483
Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
Signed-off-by: Tianci.Yin <tianci....@amd.com>
---
drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | 22 +++++++++++++---------
1 file changed, 13 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c
b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c
index 04318cfd50a8..e74a952a3f7c 100644
--- a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c
@@ -206,18 +206,26 @@ static int psp_v11_0_init_microcode(struct psp_context
*psp)
return err;
}
+static bool psp_v11_0_is_sos_alive(struct psp_context *psp)
+{
+ struct amdgpu_device *adev = psp->adev;
+ uint32_t sol_reg;
+
+ sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
+
+ return (sol_reg != 0x0);
+}
+
static int psp_v11_0_bootloader_load_kdb(struct psp_context *psp)
{
int ret;
uint32_t psp_gfxdrv_command_reg = 0;
struct amdgpu_device *adev = psp->adev;
- uint32_t sol_reg;
/* Check tOS sign of life register to confirm sys driver and sOS
* are already been loaded.
*/
- sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
- if (sol_reg) {
+ if (psp_v11_0_is_sos_alive(psp)) {
psp->sos_fw_version = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_58);
dev_info(adev->dev, "sos fw version = 0x%x.\n",
psp->sos_fw_version);
return 0;
@@ -253,13 +261,11 @@ static int psp_v11_0_bootloader_load_sysdrv(struct
psp_context *psp)
int ret;
uint32_t psp_gfxdrv_command_reg = 0;
struct amdgpu_device *adev = psp->adev;
- uint32_t sol_reg;
/* Check sOS sign of life register to confirm sys driver and sOS
* are already been loaded.
*/
- sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
- if (sol_reg) {
+ if (psp_v11_0_is_sos_alive(psp)) {
psp->sos_fw_version = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_58);
dev_info(adev->dev, "sos fw version = 0x%x.\n",
psp->sos_fw_version);
return 0;
@@ -297,13 +303,11 @@ static int psp_v11_0_bootloader_load_sos(struct
psp_context *psp)
int ret;
unsigned int psp_gfxdrv_command_reg = 0;
struct amdgpu_device *adev = psp->adev;
- uint32_t sol_reg;
/* Check sOS sign of life register to confirm sys driver and sOS
* are already been loaded.
*/
- sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
- if (sol_reg)
+ if (psp_v11_0_is_sos_alive(psp))
return 0;
/* Wait for bootloader to signify that is ready having bit 31 of
C2PMSG_35 set to 1 */
--
2.20.1
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