[PATCH AUTOSEL 6.18] net: ipa: fix GENERIC_CMD register field masks for IPA v5.0+
From: Sasha Levin
Date: Mon Apr 20 2026 - 11:11:49 EST
From: Alexander Koskovich <akoskovich@xxxxx>
[ Upstream commit 9709b56d908acc120fe8b4ae250b3c9d749ea832 ]
Fix the field masks to match the hardware layout documented in
downstream GSI (GSI_V3_0_EE_n_GSI_EE_GENERIC_CMD_*).
Notably this fixes a WARN I was seeing when I tried to send "stop"
to the MPSS remoteproc while IPA was up.
Fixes: faf0678ec8a0 ("net: ipa: add IPA v5.0 GSI register definitions")
Signed-off-by: Alexander Koskovich <akoskovich@xxxxx>
Signed-off-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
Reviewed-by: Simon Horman <horms@xxxxxxxxxx>
Link: https://patch.msgid.link/20260403-milos-ipa-v1-1-01e9e4e03d3e@xxxxxxxxxxxxx
Signed-off-by: Paolo Abeni <pabeni@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
LLM Generated explanations, may be completely bogus:
Error: Failed to generate final synthesis
drivers/net/ipa/reg/gsi_reg-v5.0.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ipa/reg/gsi_reg-v5.0.c b/drivers/net/ipa/reg/gsi_reg-v5.0.c
index 36d1e65df71bb..3334d8e20ad28 100644
--- a/drivers/net/ipa/reg/gsi_reg-v5.0.c
+++ b/drivers/net/ipa/reg/gsi_reg-v5.0.c
@@ -156,9 +156,10 @@ REG_FIELDS(EV_CH_CMD, ev_ch_cmd, 0x00025010 + 0x12000 * GSI_EE_AP);
static const u32 reg_generic_cmd_fmask[] = {
[GENERIC_OPCODE] = GENMASK(4, 0),
- [GENERIC_CHID] = GENMASK(9, 5),
- [GENERIC_EE] = GENMASK(13, 10),
- /* Bits 14-31 reserved */
+ [GENERIC_CHID] = GENMASK(12, 5),
+ [GENERIC_EE] = GENMASK(16, 13),
+ /* Bits 17-23 reserved */
+ [GENERIC_PARAMS] = GENMASK(31, 24),
};
REG_FIELDS(GENERIC_CMD, generic_cmd, 0x00025018 + 0x12000 * GSI_EE_AP);
--
2.53.0