From: Lionel Sambuc <lionel@minix3.org>
Date: Thu, 15 May 2014 14:39:51 +0000 (+0200)
Subject: Message type for BUSC_I2C_EXEC
X-Git-Tag: v3.3.0~243
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/index.html?a=commitdiff_plain;h=3a82a3f90a9f55c556f106b4b7eaddcf905ce36d;p=minix.git

Message type for BUSC_I2C_EXEC

Change-Id: I4b6e33df2dd70d40af4a2f2c899324a40107c56a
---

diff --git a/drivers/i2c/i2c.c b/drivers/i2c/i2c.c
index b53bcf684..be1888547 100644
--- a/drivers/i2c/i2c.c
+++ b/drivers/i2c/i2c.c
@@ -327,7 +327,7 @@ i2c_other(message * m, int ipc_status)
 		break;
 	case BUSC_I2C_EXEC:
 		/* handle request from another driver */
-		r = do_i2c_ioctl_exec(m->m_source, m->BUSC_I2C_GRANT);
+		r = do_i2c_ioctl_exec(m->m_source, m->m_li2cdriver_i2c_busc_i2c_exec.grant);
 		break;
 	default:
 		log_warn(&log, "Invalid message type (0x%x)\n", m->m_type);
diff --git a/include/minix/com.h b/include/minix/com.h
index 748ccc3aa..bd26da18f 100644
--- a/include/minix/com.h
+++ b/include/minix/com.h
@@ -155,7 +155,6 @@
 
 #define BUSC_I2C_RESERVE	(BUSC_RQ_BASE + 64)	/* reserve i2c device */
 #define BUSC_I2C_EXEC		(BUSC_RQ_BASE + 65)	/* perform i2c action */
-#define   BUSC_I2C_GRANT	m2_i1			/* grant for request */
 
 /*===========================================================================*
  *                  	   Messages for networking layer		     *
diff --git a/include/minix/ipc.h b/include/minix/ipc.h
index e65be8020..e0fbfa8f0 100644
--- a/include/minix/ipc.h
+++ b/include/minix/ipc.h
@@ -587,6 +587,18 @@ typedef struct {
 } mess_pm_lexec_exec_new;
 _ASSERT_MSG_SIZE(mess_pm_lexec_exec_new);
 
+typedef struct {
+	cp_grant_id_t grant;
+
+	uint8_t padding[52];
+} mess_li2cdriver_i2c_busc_i2c_exec;
+_ASSERT_MSG_SIZE(mess_li2cdriver_i2c_busc_i2c_exec);
+
+typedef struct {
+	uint8_t padding[56];
+} mess_i2c_li2cdriver_busc_i2c_exec;
+_ASSERT_MSG_SIZE(mess_i2c_li2cdriver_busc_i2c_exec);
+
 typedef struct {
 	uint16_t addr; /* FIXME: strictly speaking this is an i2c_addr_t, but
 			  to get it I would need to include
@@ -1218,6 +1230,7 @@ typedef struct {
 		mess_fs_vfs_readsuper	m_fs_vfs_readsuper;
 		mess_fs_vfs_readwrite	m_fs_vfs_readwrite;
 
+		mess_i2c_li2cdriver_busc_i2c_exec m_i2c_li2cdriver_busc_i2c_exec;
 		mess_i2c_li2cdriver_busc_i2c_reserve m_i2c_li2cdriver_busc_i2c_reserve;
 
 		mess_lc_pm_exec		m_lc_pm_exec;
@@ -1264,6 +1277,7 @@ typedef struct {
 
 		mess_lexec_pm_exec_new	m_lexec_pm_exec_new;
 
+		mess_li2cdriver_i2c_busc_i2c_exec m_li2cdriver_i2c_busc_i2c_exec;
 		mess_li2cdriver_i2c_busc_i2c_reserve m_li2cdriver_i2c_busc_i2c_reserve;
 
 		mess_lsys_krn_schedctl	m_lsys_krn_schedctl;
diff --git a/lib/libi2cdriver/i2cdriver.c b/lib/libi2cdriver/i2cdriver.c
index f4b6c3b58..3112ebd5f 100644
--- a/lib/libi2cdriver/i2cdriver.c
+++ b/lib/libi2cdriver/i2cdriver.c
@@ -182,7 +182,7 @@ i2cdriver_exec(endpoint_t bus_endpoint, minix_i2c_ioctl_exec_t * ioctl_exec)
 	memset(&m, '\0', sizeof(message));
 
 	m.m_type = BUSC_I2C_EXEC;
-	m.BUSC_I2C_GRANT = grant_nr;
+	m.m_li2cdriver_i2c_busc_i2c_exec.grant = grant_nr;
 
 	r = ipc_sendrec(bus_endpoint, &m);
 	cpf_revoke(grant_nr);