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Subject[PATCH net-next 1/2] net: ipa: pass channel pointer to gsi_channel_state()
Date
Pass a channel pointer rather than a GSI pointer and channel ID to
gsi_channel_state().

Signed-off-by: Alex Elder <elder@linaro.org>
---
drivers/net/ipa/gsi.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ipa/gsi.c b/drivers/net/ipa/gsi.c
index 845478a19a4f..6946c39b664a 100644
--- a/drivers/net/ipa/gsi.c
+++ b/drivers/net/ipa/gsi.c
@@ -416,12 +416,13 @@ static void gsi_evt_ring_de_alloc_command(struct gsi *gsi, u32 evt_ring_id)
}

/* Return the hardware's notion of the current state of a channel */
-static enum gsi_channel_state
-gsi_channel_state(struct gsi *gsi, u32 channel_id)
+static enum gsi_channel_state gsi_channel_state(struct gsi_channel *channel)
{
+ u32 channel_id = gsi_channel_id(channel);
+ void *virt = channel->gsi->virt;
u32 val;

- val = ioread32(gsi->virt + GSI_CH_C_CNTXT_0_OFFSET(channel_id));
+ val = ioread32(virt + GSI_CH_C_CNTXT_0_OFFSET(channel_id));

return u32_get_bits(val, CHSTATE_FMASK);
}
@@ -453,7 +454,7 @@ static int gsi_channel_alloc_command(struct gsi *gsi, u32 channel_id)
int ret;

/* Get initial channel state */
- channel->state = gsi_channel_state(gsi, channel_id);
+ channel->state = gsi_channel_state(channel);

if (channel->state != GSI_CHANNEL_STATE_NOT_ALLOCATED)
return -EINVAL;
@@ -940,7 +941,7 @@ static void gsi_isr_chan_ctrl(struct gsi *gsi)
channel_mask ^= BIT(channel_id);

channel = &gsi->channel[channel_id];
- channel->state = gsi_channel_state(gsi, channel_id);
+ channel->state = gsi_channel_state(channel);

complete(&channel->completion);
}
--
2.20.1
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