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@@ -3305,6 +3305,7 @@ int gsi_stop_channel(unsigned long chan_hdl)
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uint32_t val;
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struct gsihal_reg_ee_n_gsi_ch_cmd ch_cmd;
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struct gsi_chan_ctx *ctx;
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+ unsigned long flags;
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if (!gsi_ctx) {
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pr_err("%s:%d gsi context not allocated\n", __func__, __LINE__);
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@@ -3368,6 +3369,21 @@ int gsi_stop_channel(unsigned long chan_hdl)
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goto free_lock;
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}
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+ /* If channel is stopped succesfully and has an event with IRQ type MSI
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+ - clear IEOB */
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+ if (ctx->evtr && ctx->evtr->props.intr == GSI_INTR_MSI) {
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+ spin_lock_irqsave(&ctx->evtr->ring.slock, flags);
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+ if (gsi_ctx->per.ver >= GSI_VER_3_0) {
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+ gsihal_write_reg_nk(GSI_EE_n_CNTXT_SRC_IEOB_IRQ_CLR_k,
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+ gsi_ctx->per.ee, gsihal_get_ch_reg_idx(ctx->evtr->id),
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+ gsihal_get_ch_reg_mask(ctx->evtr->id));
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+ } else {
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+ gsihal_write_reg_n(GSI_EE_n_CNTXT_SRC_IEOB_IRQ_CLR,
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+ gsi_ctx->per.ee, 1 << ctx->evtr->id);
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+ }
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+ spin_unlock_irqrestore(&ctx->evtr->ring.slock, flags);
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+ }
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+
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res = GSI_STATUS_SUCCESS;
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free_lock:
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qctecmdr