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drm/amdgpu: use spirom update wait_for helper for psp v14

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Spirom update typically requires extremely long
duration for command execution, and special helper
function to wait for it's completion.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Likun Gao 2023-06-13 19:28:47 +08:00 • committed by Alex Deucher
parent b7a9003445
commit f19cb91615
2 changed files with 7 additions and 1 deletions
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6
drivers/gpu/drm/amd/amdgpu/psp_v14_0.c
View file

@ -577,7 +577,11 @@ static int psp_v14_0_exec_spi_cmd(struct psp_context *psp, int cmd)
WREG32_SOC15(MP0, 0, regMPASP_SMN_C2PMSG_73, 1);
if (cmd == C2PMSG_CMD_SPI_UPDATE_FLASH_IMAGE)
return 0;
ret = psp_wait_for_spirom_update(psp, SOC15_REG_OFFSET(MP0, 0, regMPASP_SMN_C2PMSG_115),
MBOX_READY_FLAG, MBOX_READY_MASK, PSP_SPIROM_UPDATE_TIMEOUT);
else
ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, regMPASP_SMN_C2PMSG_115),
MBOX_READY_FLAG, MBOX_READY_MASK, false);
ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, regMPASP_SMN_C2PMSG_115),
MBOX_READY_FLAG, MBOX_READY_MASK, false);

2
drivers/gpu/drm/amd/amdgpu/psp_v14_0.h
View file

@ -25,6 +25,8 @@
#include "amdgpu_psp.h"
#define PSP_SPIROM_UPDATE_TIMEOUT 60000 /* 60s */
void psp_v14_0_set_psp_funcs(struct psp_context *psp);
#endif