Merge "rpmsg: glink: reset read/write index after ssr" (3cc6d7d5) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/rpmsg/qcom_glink_smem.c

+14 −0

Original line number	Diff line number	Diff line
		@@ -47,6 +47,12 @@ struct glink_smem_pipe {

		#define to_smem_pipe(p) container_of(p, struct glink_smem_pipe, native)

		static void glink_smem_rx_reset(struct qcom_glink_pipe *np)
		{
		struct glink_smem_pipe *pipe = to_smem_pipe(np);
		*pipe->tail = 0;
		}

		static size_t glink_smem_rx_avail(struct qcom_glink_pipe *np)
		{
		struct glink_smem_pipe *pipe = to_smem_pipe(np);
		@@ -123,6 +129,12 @@ static void glink_smem_rx_advance(struct qcom_glink_pipe *np,
		*pipe->tail = cpu_to_le32(tail);
		}

		static void glink_smem_tx_reset(struct qcom_glink_pipe *np)
		{
		struct glink_smem_pipe *pipe = to_smem_pipe(np);
		*pipe->head = 0;
		}

		static size_t glink_smem_tx_avail(struct qcom_glink_pipe *np)
		{
		struct glink_smem_pipe *pipe = to_smem_pipe(np);
		@@ -282,11 +294,13 @@ struct qcom_glink qcom_glink_smem_register(struct device parent,
		goto err_put_dev;
		}

		rx_pipe->native.reset = glink_smem_rx_reset;
		rx_pipe->native.avail = glink_smem_rx_avail;
		rx_pipe->native.peak = glink_smem_rx_peak;
		rx_pipe->native.advance = glink_smem_rx_advance;
		rx_pipe->remote_pid = remote_pid;

		tx_pipe->native.reset = glink_smem_tx_reset;
		tx_pipe->native.avail = glink_smem_tx_avail;
		tx_pipe->native.write = glink_smem_tx_write;
		tx_pipe->remote_pid = remote_pid;