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-rw-r--r--hw/display/cirrus_vga.c71
-rw-r--r--hw/display/trace-events12
-rw-r--r--hw/display/vga.c27
-rw-r--r--hw/display/virtio-gpu-3d.c8
-rw-r--r--hw/display/virtio-gpu.c1
5 files changed, 67 insertions, 52 deletions
diff --git a/hw/display/cirrus_vga.c b/hw/display/cirrus_vga.c
index 16f27e8ac5..1deb52070a 100644
--- a/hw/display/cirrus_vga.c
+++ b/hw/display/cirrus_vga.c
@@ -28,6 +28,7 @@
  */
 #include "qemu/osdep.h"
 #include "qapi/error.h"
+#include "trace.h"
 #include "hw/hw.h"
 #include "hw/pci/pci.h"
 #include "ui/console.h"
@@ -272,6 +273,9 @@ static void cirrus_update_memory_access(CirrusVGAState *s);
 static bool blit_region_is_unsafe(struct CirrusVGAState *s,
                                   int32_t pitch, int32_t addr)
 {
+    if (!pitch) {
+        return true;
+    }
     if (pitch < 0) {
         int64_t min = addr
             + ((int64_t)s->cirrus_blt_height - 1) * pitch
@@ -290,11 +294,8 @@ static bool blit_region_is_unsafe(struct CirrusVGAState *s,
     return false;
 }
 
-static bool blit_is_unsafe(struct CirrusVGAState *s, bool dst_only,
-                           bool zero_src_pitch_ok)
+static bool blit_is_unsafe(struct CirrusVGAState *s, bool dst_only)
 {
-    int32_t check_pitch;
-
     /* should be the case, see cirrus_bitblt_start */
     assert(s->cirrus_blt_width > 0);
     assert(s->cirrus_blt_height > 0);
@@ -303,10 +304,6 @@ static bool blit_is_unsafe(struct CirrusVGAState *s, bool dst_only,
         return true;
     }
 
-    if (!s->cirrus_blt_dstpitch) {
-        return true;
-    }
-
     if (blit_region_is_unsafe(s, s->cirrus_blt_dstpitch,
                               s->cirrus_blt_dstaddr)) {
         return true;
@@ -314,13 +311,7 @@ static bool blit_is_unsafe(struct CirrusVGAState *s, bool dst_only,
     if (dst_only) {
         return false;
     }
-
-    check_pitch = s->cirrus_blt_srcpitch;
-    if (!zero_src_pitch_ok && !check_pitch) {
-        check_pitch = s->cirrus_blt_width;
-    }
-
-    if (blit_region_is_unsafe(s, check_pitch,
+    if (blit_region_is_unsafe(s, s->cirrus_blt_srcpitch,
                               s->cirrus_blt_srcaddr)) {
         return true;
     }
@@ -683,14 +674,39 @@ static void cirrus_invalidate_region(CirrusVGAState * s, int off_begin,
     }
 }
 
-static int cirrus_bitblt_common_patterncopy(CirrusVGAState * s,
-					    const uint8_t * src)
+static int cirrus_bitblt_common_patterncopy(CirrusVGAState *s, bool videosrc)
 {
+    uint32_t patternsize;
     uint8_t *dst;
+    uint8_t *src;
 
     dst = s->vga.vram_ptr + s->cirrus_blt_dstaddr;
 
-    if (blit_is_unsafe(s, false, true)) {
+    if (videosrc) {
+        switch (s->vga.get_bpp(&s->vga)) {
+        case 8:
+            patternsize = 64;
+            break;
+        case 15:
+        case 16:
+            patternsize = 128;
+            break;
+        case 24:
+        case 32:
+        default:
+            patternsize = 256;
+            break;
+        }
+        s->cirrus_blt_srcaddr &= ~(patternsize - 1);
+        if (s->cirrus_blt_srcaddr + patternsize > s->vga.vram_size) {
+            return 0;
+        }
+        src = s->vga.vram_ptr + s->cirrus_blt_srcaddr;
+    } else {
+        src = s->cirrus_bltbuf;
+    }
+
+    if (blit_is_unsafe(s, true)) {
         return 0;
     }
 
@@ -709,7 +725,7 @@ static int cirrus_bitblt_solidfill(CirrusVGAState *s, int blt_rop)
 {
     cirrus_fill_t rop_func;
 
-    if (blit_is_unsafe(s, true, true)) {
+    if (blit_is_unsafe(s, true)) {
         return 0;
     }
     rop_func = cirrus_fill[rop_to_index[blt_rop]][s->cirrus_blt_pixelwidth - 1];
@@ -731,8 +747,7 @@ static int cirrus_bitblt_solidfill(CirrusVGAState *s, int blt_rop)
 
 static int cirrus_bitblt_videotovideo_patterncopy(CirrusVGAState * s)
 {
-    return cirrus_bitblt_common_patterncopy(s, s->vga.vram_ptr +
-                                            (s->cirrus_blt_srcaddr & ~7));
+    return cirrus_bitblt_common_patterncopy(s, true);
 }
 
 static int cirrus_do_copy(CirrusVGAState *s, int dst, int src, int w, int h)
@@ -810,7 +825,7 @@ static int cirrus_do_copy(CirrusVGAState *s, int dst, int src, int w, int h)
 
 static int cirrus_bitblt_videotovideo_copy(CirrusVGAState * s)
 {
-    if (blit_is_unsafe(s, false, false))
+    if (blit_is_unsafe(s, false))
         return 0;
 
     return cirrus_do_copy(s, s->cirrus_blt_dstaddr - s->vga.start_addr,
@@ -831,7 +846,7 @@ static void cirrus_bitblt_cputovideo_next(CirrusVGAState * s)
 
     if (s->cirrus_srccounter > 0) {
         if (s->cirrus_blt_mode & CIRRUS_BLTMODE_PATTERNCOPY) {
-            cirrus_bitblt_common_patterncopy(s, s->cirrus_bltbuf);
+            cirrus_bitblt_common_patterncopy(s, false);
         the_end:
             s->cirrus_srccounter = 0;
             cirrus_bitblt_reset(s);
@@ -1852,12 +1867,14 @@ static uint8_t cirrus_mmio_blt_read(CirrusVGAState * s, unsigned address)
 	break;
     }
 
+    trace_vga_cirrus_write_blt(address, value);
     return (uint8_t) value;
 }
 
 static void cirrus_mmio_blt_write(CirrusVGAState * s, unsigned address,
 				  uint8_t value)
 {
+    trace_vga_cirrus_write_blt(address, value);
     switch (address) {
     case (CIRRUS_MMIO_BLTBGCOLOR + 0):
 	cirrus_vga_write_gr(s, 0x00, value);
@@ -2607,9 +2624,7 @@ static uint64_t cirrus_vga_ioport_read(void *opaque, hwaddr addr,
 	    break;
 	}
     }
-#if defined(DEBUG_VGA)
-    printf("VGA: read addr=0x%04x data=0x%02x\n", addr, val);
-#endif
+    trace_vga_cirrus_read_io(addr, val);
     return val;
 }
 
@@ -2626,9 +2641,7 @@ static void cirrus_vga_ioport_write(void *opaque, hwaddr addr, uint64_t val,
     if (vga_ioport_invalid(s, addr)) {
 	return;
     }
-#ifdef DEBUG_VGA
-    printf("VGA: write addr=0x%04x data=0x%02x\n", addr, val);
-#endif
+    trace_vga_cirrus_write_io(addr, val);
 
     switch (addr) {
     case 0x3c0:
diff --git a/hw/display/trace-events b/hw/display/trace-events
index aadb612dcb..3e896d2e3f 100644
--- a/hw/display/trace-events
+++ b/hw/display/trace-events
@@ -119,3 +119,15 @@ qxl_set_client_capabilities_unsupported_by_revision(int qid, int revision) "%d r
 qxl_render_blit(int32_t stride, int32_t left, int32_t right, int32_t top, int32_t bottom) "stride=%d [%d, %d, %d, %d]"
 qxl_render_guest_primary_resized(int32_t width, int32_t height, int32_t stride, int32_t bytes_pp, int32_t bits_pp) "%dx%d, stride %d, bpp %d, depth %d"
 qxl_render_update_area_done(void *cookie) "%p"
+
+# hw/display/vga.c
+vga_std_read_io(uint32_t addr, uint32_t val) "addr 0x%x, val 0x%x"
+vga_std_write_io(uint32_t addr, uint32_t val) "addr 0x%x, val 0x%x"
+vga_vbe_read(uint32_t index, uint32_t val) "index 0x%x, val 0x%x"
+vga_vbe_write(uint32_t index, uint32_t val) "index 0x%x, val 0x%x"
+
+# hw/display/cirrus_vga.c
+vga_cirrus_read_io(uint32_t addr, uint32_t val) "addr 0x%x, val 0x%x"
+vga_cirrus_write_io(uint32_t addr, uint32_t val) "addr 0x%x, val 0x%x"
+vga_cirrus_read_blt(uint32_t offset, uint32_t val) "offset 0x%x, val 0x%x"
+vga_cirrus_write_blt(uint32_t offset, uint32_t val) "offset 0x%x, val 0x%x"
diff --git a/hw/display/vga.c b/hw/display/vga.c
index 2a88b3c1b4..69c3e1d674 100644
--- a/hw/display/vga.c
+++ b/hw/display/vga.c
@@ -34,12 +34,9 @@
 #include "hw/xen/xen.h"
 #include "trace.h"
 
-//#define DEBUG_VGA
 //#define DEBUG_VGA_MEM
 //#define DEBUG_VGA_REG
 
-//#define DEBUG_BOCHS_VBE
-
 /* 16 state changes per vertical frame @60 Hz */
 #define VGA_TEXT_CURSOR_PERIOD_MS       (1000 * 2 * 16 / 60)
 
@@ -428,9 +425,7 @@ uint32_t vga_ioport_read(void *opaque, uint32_t addr)
             break;
         }
     }
-#if defined(DEBUG_VGA)
-    printf("VGA: read addr=0x%04x data=0x%02x\n", addr, val);
-#endif
+    trace_vga_std_read_io(addr, val);
     return val;
 }
 
@@ -443,9 +438,7 @@ void vga_ioport_write(void *opaque, uint32_t addr, uint32_t val)
     if (vga_ioport_invalid(s, addr)) {
         return;
     }
-#ifdef DEBUG_VGA
-    printf("VGA: write addr=0x%04x data=0x%02x\n", addr, val);
-#endif
+    trace_vga_std_write_io(addr, val);
 
     switch(addr) {
     case VGA_ATT_W:
@@ -733,9 +726,7 @@ uint32_t vbe_ioport_read_data(void *opaque, uint32_t addr)
     } else {
         val = 0;
     }
-#ifdef DEBUG_BOCHS_VBE
-    printf("VBE: read index=0x%x val=0x%x\n", s->vbe_index, val);
-#endif
+    trace_vga_vbe_read(s->vbe_index, val);
     return val;
 }
 
@@ -750,9 +741,7 @@ void vbe_ioport_write_data(void *opaque, uint32_t addr, uint32_t val)
     VGACommonState *s = opaque;
 
     if (s->vbe_index <= VBE_DISPI_INDEX_NB) {
-#ifdef DEBUG_BOCHS_VBE
-        printf("VBE: write index=0x%x val=0x%x\n", s->vbe_index, val);
-#endif
+        trace_vga_vbe_write(s->vbe_index, val);
         switch(s->vbe_index) {
         case VBE_DISPI_INDEX_ID:
             if (val == VBE_DISPI_ID0 ||
@@ -1543,17 +1532,9 @@ static void vga_draw_graphic(VGACommonState *s, int full_update)
                     height, format, s->line_offset,
                     s->vram_ptr + (s->start_addr * 4));
             dpy_gfx_replace_surface(s->con, surface);
-#ifdef DEBUG_VGA
-            printf("VGA: Using shared surface for depth=%d swap=%d\n",
-                   depth, byteswap);
-#endif
         } else {
             qemu_console_resize(s->con, disp_width, height);
             surface = qemu_console_surface(s->con);
-#ifdef DEBUG_VGA
-            printf("VGA: Using shadow surface for depth=%d swap=%d\n",
-                   depth, byteswap);
-#endif
         }
         s->last_scr_width = disp_width;
         s->last_scr_height = height;
diff --git a/hw/display/virtio-gpu-3d.c b/hw/display/virtio-gpu-3d.c
index f96a0c2e59..ecb09d17a1 100644
--- a/hw/display/virtio-gpu-3d.c
+++ b/hw/display/virtio-gpu-3d.c
@@ -77,10 +77,18 @@ static void virgl_cmd_resource_unref(VirtIOGPU *g,
                                      struct virtio_gpu_ctrl_command *cmd)
 {
     struct virtio_gpu_resource_unref unref;
+    struct iovec *res_iovs = NULL;
+    int num_iovs = 0;
 
     VIRTIO_GPU_FILL_CMD(unref);
     trace_virtio_gpu_cmd_res_unref(unref.resource_id);
 
+    virgl_renderer_resource_detach_iov(unref.resource_id,
+                                       &res_iovs,
+                                       &num_iovs);
+    if (res_iovs != NULL && num_iovs != 0) {
+        virtio_gpu_cleanup_mapping_iov(res_iovs, num_iovs);
+    }
     virgl_renderer_resource_unref(unref.resource_id);
 }
 
diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index 444ca064c1..9b530ab5b0 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -608,6 +608,7 @@ static void virtio_gpu_set_scanout(VirtIOGPU *g,
             cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC;
             return;
         }
+        pixman_image_unref(rect);
         dpy_gfx_replace_surface(g->scanout[ss.scanout_id].con, scanout->ds);
     }