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path: root/drivers/net/ipa/gsi.c
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Diffstat (limited to 'drivers/net/ipa/gsi.c')
-rw-r--r--drivers/net/ipa/gsi.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/ipa/gsi.c b/drivers/net/ipa/gsi.c
index b4206fda0b22..b671bea0aa7c 100644
--- a/drivers/net/ipa/gsi.c
+++ b/drivers/net/ipa/gsi.c
@@ -1041,6 +1041,7 @@ static void gsi_isr_gp_int1(struct gsi *gsi)
complete(&gsi->completion);
}
+
/* Inter-EE interrupt handler */
static void gsi_isr_glob_ee(struct gsi *gsi)
{
@@ -1493,6 +1494,12 @@ static int gsi_generic_command(struct gsi *gsi, u32 channel_id,
struct completion *completion = &gsi->completion;
u32 val;
+ /* First zero the result code field */
+ val = ioread32(gsi->virt + GSI_CNTXT_SCRATCH_0_OFFSET);
+ val &= ~GENERIC_EE_RESULT_FMASK;
+ iowrite32(val, gsi->virt + GSI_CNTXT_SCRATCH_0_OFFSET);
+
+ /* Now issue the command */
val = u32_encode_bits(opcode, GENERIC_OPCODE_FMASK);
val |= u32_encode_bits(channel_id, GENERIC_CHID_FMASK);
val |= u32_encode_bits(GSI_EE_MODEM, GENERIC_EE_FMASK);