hw/sm501: allow compiling without PIXMAN

Change the "x-pixman" property default value and use the fallback path
when PIXMAN support is disabled.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
This commit is contained in:
Marc-André Lureau 2023-09-05 16:51:53 +04:00
parent b271b6a392
commit fa140b9562

View file

@ -438,6 +438,12 @@
#define SM501_HWC_WIDTH 64
#define SM501_HWC_HEIGHT 64
#ifdef CONFIG_PIXMAN
#define DEFAULT_X_PIXMAN 7
#else
#define DEFAULT_X_PIXMAN 0
#endif
/* SM501 local memory size taken from "linux/drivers/mfd/sm501.c" */
static const uint32_t sm501_mem_local_size[] = {
[0] = 4 * MiB,
@ -730,7 +736,6 @@ static void sm501_2d_operation(SM501State *s)
switch (cmd) {
case 0: /* BitBlt */
{
static uint32_t tmp_buf[16384];
unsigned int src_x = (s->twoD_source >> 16) & 0x01FFF;
unsigned int src_y = s->twoD_source & 0xFFFF;
uint32_t src_base = s->twoD_source_base & 0x03FFFFFF;
@ -828,9 +833,11 @@ static void sm501_2d_operation(SM501State *s)
de = db + (width + (height - 1) * dst_pitch) * bypp;
overlap = (db < se && sb < de);
}
#ifdef CONFIG_PIXMAN
if (overlap && (s->use_pixman & BIT(2))) {
/* pixman can't do reverse blit: copy via temporary */
int tmp_stride = DIV_ROUND_UP(width * bypp, sizeof(uint32_t));
static uint32_t tmp_buf[16384];
uint32_t *tmp = tmp_buf;
if (tmp_stride * sizeof(uint32_t) * height > sizeof(tmp_buf)) {
@ -860,7 +867,9 @@ static void sm501_2d_operation(SM501State *s)
dst_pitch * bypp / sizeof(uint32_t),
8 * bypp, 8 * bypp, src_x, src_y,
dst_x, dst_y, width, height);
} else {
} else
#endif
{
fallback = true;
}
if (fallback) {
@ -894,20 +903,23 @@ static void sm501_2d_operation(SM501State *s)
color = cpu_to_le16(color);
}
#ifdef CONFIG_PIXMAN
if (!(s->use_pixman & BIT(0)) || (width == 1 && height == 1) ||
!pixman_fill((uint32_t *)&s->local_mem[dst_base],
dst_pitch * bypp / sizeof(uint32_t), 8 * bypp,
dst_x, dst_y, width, height, color)) {
/* fallback when pixman failed or we don't want to call it */
uint8_t *d = s->local_mem + dst_base;
unsigned int x, y, i;
for (y = 0; y < height; y++) {
i = (dst_x + (dst_y + y) * dst_pitch) * bypp;
for (x = 0; x < width; x++, i += bypp) {
stn_he_p(&d[i], bypp, color);
dst_x, dst_y, width, height, color))
#endif
{
/* fallback when pixman failed or we don't want to call it */
uint8_t *d = s->local_mem + dst_base;
unsigned int x, y, i;
for (y = 0; y < height; y++) {
i = (dst_x + (dst_y + y) * dst_pitch) * bypp;
for (x = 0; x < width; x++, i += bypp) {
stn_he_p(&d[i], bypp, color);
}
}
}
}
break;
}
default:
@ -1878,6 +1890,12 @@ static void sm501_reset(SM501State *s)
static void sm501_init(SM501State *s, DeviceState *dev,
uint32_t local_mem_bytes)
{
#ifndef CONFIG_PIXMAN
if (s->use_pixman != 0) {
warn_report("x-pixman != 0, not effective without PIXMAN");
}
#endif
s->local_mem_size_index = get_local_mem_size_index(local_mem_bytes);
/* local memory */
@ -2038,7 +2056,8 @@ static void sm501_realize_sysbus(DeviceState *dev, Error **errp)
static Property sm501_sysbus_properties[] = {
DEFINE_PROP_UINT32("vram-size", SM501SysBusState, vram_size, 0),
DEFINE_PROP_UINT8("x-pixman", SM501SysBusState, state.use_pixman, 7),
/* this a debug option, prefer PROP_UINT over PROP_BIT for simplicity */
DEFINE_PROP_UINT8("x-pixman", SM501SysBusState, state.use_pixman, DEFAULT_X_PIXMAN),
DEFINE_PROP_END_OF_LIST(),
};
@ -2126,7 +2145,7 @@ static void sm501_realize_pci(PCIDevice *dev, Error **errp)
static Property sm501_pci_properties[] = {
DEFINE_PROP_UINT32("vram-size", SM501PCIState, vram_size, 64 * MiB),
DEFINE_PROP_UINT8("x-pixman", SM501PCIState, state.use_pixman, 7),
DEFINE_PROP_UINT8("x-pixman", SM501PCIState, state.use_pixman, DEFAULT_X_PIXMAN),
DEFINE_PROP_END_OF_LIST(),
};