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gsi: Init rp_update_vaddr at event ring init

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Leaving this field 0 may lead to a crash during
the first gsi_poll_n_channel() call.

Change-Id: I6c8e9e1e5bacdddd41023618881d761d730a1931
Signed-off-by: Ilia Lin <ilial@codeaurora.org>
This commit is contained in:
Ilia Lin 2020-07-26 22:59:21 +03:00
commit f8bfa48848
1 changed files with 3 additions and 0 deletions
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3
drivers/platform/msm/gsi/gsi.c
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@ -1543,6 +1543,9 @@ static void gsi_init_evt_ring(struct gsi_evt_ring_props *props,
ctx->elem_sz = props->re_size;
ctx->max_num_elem = ctx->len / ctx->elem_sz - 1;
ctx->end = ctx->base + (ctx->max_num_elem + 1) * ctx->elem_sz;
if (props->rp_update_vaddr)
*(uint64_t *)(props->rp_update_vaddr) = ctx->rp_local;
}
static void gsi_prime_evt_ring(struct gsi_evt_ctx *ctx)