bus/fsl-mc/mc-sys.c

5  * I/O services to send MC commands to the MC hardware
15 #include <linux/fsl/mc.h>
17 #include "fsl-mc-private.h"
20  * Timeout in milliseconds to wait for the completion of an MC command
26  * iterations while waiting for MC command completion
86 		return "Unknown MC error";  in mc_status_to_string()
92  * mc_write_command - writes a command to a Management Complex (MC) portal
94  * @portal: pointer to an MC portal
116  * mc_read_response - reads the response for the last MC command from a
117  * Management Complex (MC) portal
119  * @portal: pointer to an MC portal
131 	/* Copy command response header from MC portal: */  in mc_read_response()
137 	/* Copy command response data from MC portal: */  in mc_read_response()
151  * Waits for the completion of an MC command doing preemptible polling.
154  * @mc_io: MC I/O object to be used
155  * @cmd: command buffer to receive MC response
156  * @mc_status: MC command completion status
167 	 * Wait for response from the MC hardware:  in mc_polling_wait_preemptible()
175 		 * TODO: When MC command completion interrupts are supported  in mc_polling_wait_preemptible()
183 				"MC command timed out (portal: %pa, dprc handle: %#x, command: %#x)\n",  in mc_polling_wait_preemptible()
197  * Waits for the completion of an MC command doing atomic polling.
200  * @mc_io: MC I/O object to be used
201  * @cmd: command buffer to receive MC response
202  * @mc_status: MC command completion status
223 				"MC command timed out (portal: %pa, dprc handle: %#x, command: %#x)\n",  in mc_polling_wait_atomic()
237  * Sends a command to the MC device using the given MC I/O object
239  * @mc_io: MC I/O object to be used
259 	 * Send command to the MC hardware:  in mc_send_command()
264 	 * Wait for response from the MC hardware:  in mc_send_command()
276 			"MC command failed: portal: %pa, dprc handle: %#x, command: %#x, status: %s (%#x)\n",  in mc_send_command()