summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
diff options
context:
space:
mode:
authorDave Airlie <airlied@redhat.com>2018-06-15 11:32:23 +1000
committerDave Airlie <airlied@redhat.com>2018-06-15 11:32:29 +1000
commitdaf0678c2036c918f01e4aa6035629d2debc2f30 (patch)
tree8a6ddd16c351bdf69487e5ca396333447796da8c /drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
parent33ce21d6a2491ef9adb8dc395e3f5bbbfcdc95b5 (diff)
parent5c16f36f6f003b4415237acca59384a074cd8030 (diff)
Merge branch 'drm-next-4.18' of git://people.freedesktop.org/~agd5f/linux into drm-next
Fixes for 4.18. Highlights: - Fixes for gfxoff on Raven - Remove an ATPX quirk now that the root cause is fixed - Runtime PM fixes - Vega20 register header update - Wattman fixes - Misc bug fixes Signed-off-by: Dave Airlie <airlied@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180614141428.2909-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/psp_v3_1.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/psp_v3_1.c27
1 files changed, 26 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
index 0c768e388ace..727071fee6f6 100644
--- a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c
@@ -47,6 +47,8 @@ MODULE_FIRMWARE("amdgpu/vega20_asd.bin");
#define smnMP1_FIRMWARE_FLAGS 0x3010028
+static uint32_t sos_old_versions[] = {1517616, 1510592, 1448594, 1446554};
+
static int
psp_v3_1_get_fw_type(struct amdgpu_firmware_info *ucode, enum psp_gfx_fw_type *type)
{
@@ -210,12 +212,31 @@ static int psp_v3_1_bootloader_load_sysdrv(struct psp_context *psp)
return ret;
}
+static bool psp_v3_1_match_version(struct amdgpu_device *adev, uint32_t ver)
+{
+ int i;
+
+ if (ver == adev->psp.sos_fw_version)
+ return true;
+
+ /*
+ * Double check if the latest four legacy versions.
+ * If yes, it is still the right version.
+ */
+ for (i = 0; i < sizeof(sos_old_versions) / sizeof(uint32_t); i++) {
+ if (sos_old_versions[i] == adev->psp.sos_fw_version)
+ return true;
+ }
+
+ return false;
+}
+
static int psp_v3_1_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;
+ uint32_t sol_reg, ver;
/* Check sOS sign of life register to confirm sys driver and sOS
* are already been loaded.
@@ -248,6 +269,10 @@ static int psp_v3_1_bootloader_load_sos(struct psp_context *psp)
RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81),
0, true);
+ ver = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_58);
+ if (!psp_v3_1_match_version(adev, ver))
+ DRM_WARN("SOS version doesn't match\n");
+
return ret;
}