From b1be45153e416fa13cf6fcea704f26f4d3c2b7aa Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20F=C3=A4rber?= Date: Thu, 19 Dec 2013 22:10:23 +0100 Subject: ssd0303: QOM'ify MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Replace usages of FROM_I2C_SLAVE() with QOM cast macro. Rename parent field. Reviewed-by: Peter Crosthwaite Signed-off-by: Andreas Färber --- hw/display/ssd0303.c | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) (limited to 'hw/display') diff --git a/hw/display/ssd0303.c b/hw/display/ssd0303.c index beea5bf22c..89804e108b 100644 --- a/hw/display/ssd0303.c +++ b/hw/display/ssd0303.c @@ -41,8 +41,12 @@ enum ssd0303_cmd { SSD0303_CMD_SKIP1 }; +#define TYPE_SSD0303 "ssd0303" +#define SSD0303(obj) OBJECT_CHECK(ssd0303_state, (obj), TYPE_SSD0303) + typedef struct { - I2CSlave i2c; + I2CSlave parent_obj; + QemuConsole *con; int row; int col; @@ -65,8 +69,9 @@ static int ssd0303_recv(I2CSlave *i2c) static int ssd0303_send(I2CSlave *i2c, uint8_t data) { - ssd0303_state *s = (ssd0303_state *)i2c; + ssd0303_state *s = SSD0303(i2c); enum ssd0303_cmd old_cmd_state; + switch (s->mode) { case SSD0303_IDLE: DPRINTF("byte 0x%02x\n", data); @@ -175,7 +180,8 @@ static int ssd0303_send(I2CSlave *i2c, uint8_t data) static void ssd0303_event(I2CSlave *i2c, enum i2c_event event) { - ssd0303_state *s = (ssd0303_state *)i2c; + ssd0303_state *s = SSD0303(i2c); + switch (event) { case I2C_FINISH: s->mode = SSD0303_IDLE; @@ -279,7 +285,7 @@ static const VMStateDescription vmstate_ssd0303 = { VMSTATE_UINT32(mode, ssd0303_state), VMSTATE_UINT32(cmd_state, ssd0303_state), VMSTATE_BUFFER(framebuffer, ssd0303_state), - VMSTATE_I2C_SLAVE(i2c, ssd0303_state), + VMSTATE_I2C_SLAVE(parent_obj, ssd0303_state), VMSTATE_END_OF_LIST() } }; @@ -291,7 +297,7 @@ static const GraphicHwOps ssd0303_ops = { static int ssd0303_init(I2CSlave *i2c) { - ssd0303_state *s = FROM_I2C_SLAVE(ssd0303_state, i2c); + ssd0303_state *s = SSD0303(i2c); s->con = graphic_console_init(DEVICE(i2c), &ssd0303_ops, s); qemu_console_resize(s->con, 96 * MAGNIFY, 16 * MAGNIFY); @@ -311,7 +317,7 @@ static void ssd0303_class_init(ObjectClass *klass, void *data) } static const TypeInfo ssd0303_info = { - .name = "ssd0303", + .name = TYPE_SSD0303, .parent = TYPE_I2C_SLAVE, .instance_size = sizeof(ssd0303_state), .class_init = ssd0303_class_init, -- cgit v1.2.1