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Commit f8bfa488 authored by Ilia Lin's avatar Ilia Lin
Browse files

gsi: Init rp_update_vaddr at event ring init 



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

Change-Id: I6c8e9e1e5bacdddd41023618881d761d730a1931
Signed-off-by: default avatarIlia Lin <ilial@codeaurora.org>
parent 8f3cb08e

drivers/platform/msm/gsi/gsi.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -1543,6 +1543,9 @@ static void gsi_init_evt_ring(struct gsi_evt_ring_props *props, 
	ctx->elem_sz = props->re_size;

	ctx->elem_sz = props->re_size;

	ctx->max_num_elem = ctx->len / ctx->elem_sz - 1;

	ctx->max_num_elem = ctx->len / ctx->elem_sz - 1;

	ctx->end = ctx->base + (ctx->max_num_elem + 1) * ctx->elem_sz;

	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)

static void gsi_prime_evt_ring(struct gsi_evt_ctx *ctx)