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Commit 352d9aa2 authored by Michael Adisumarta's avatar Michael Adisumarta
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msm: gsi: Set cookie correctly for GCI channel TREs 



Use the right index based on the cookie for GCI channel
TREs that are using the extra allocated buffers.

Change-Id: I19643223e4e496bf1b976b0bf73bbe3d8a1fe03a
Signed-off-by: default avatarMichael Adisumarta <madisuma@codeaurora.org>
parent 5219be0f

drivers/platform/msm/gsi/gsi.c

+13 −3
Original line number Diff line number Diff line
@@ -3384,8 +3384,18 @@ int __gsi_get_gci_cookie(struct gsi_chan_ctx *ctx, uint16_t idx) 
		}

	}



	/* TODO: Increase escape buffer size if we hit this */

	GSIERR("user_data is full\n");

	/* Go over original userdata when escape buffer is full (costly) */

	GSIDBG("escape buffer is full\n");

	for (i = 0; i < end; i++) {

		if (!ctx->user_data[i].valid) {

			ctx->user_data[i].valid = true;

			return i;

		}

	}



	/* Everything is full (possibly a stall) */

	GSIERR("both userdata array and escape buffer is full\n");

	BUG();

	return 0xFFFF;

}
@@ -3422,7 +3432,7 @@ int __gsi_populate_gci_tre(struct gsi_chan_ctx *ctx, 


	/* write the TRE to ring */

	*tre_gci_ptr = gci_tre;

	ctx->user_data[idx].p = xfer->xfer_user_data;

	ctx->user_data[gci_tre.cookie].p = xfer->xfer_user_data;



	return 0;

}