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Loosen via dmablit alignment checks somewhat. Adapt stride check to maximum 

sceen size for EXA.
main
Thomas Hellstrom 2005-11-15 11:20:47 +00:00
parent c575b7e19e
commit c8261e3d24
2 changed files with 7 additions and 5 deletions
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8
linux-core/via_dmablit.c
View File

@ -596,8 +596,9 @@ via_build_sg_info(drm_device_t *dev, drm_via_sg_info_t *vsg, drm_via_dmablit_t *
*/
if (((xfer->mem_stride - xfer->line_length) >= PAGE_SIZE) ||
(xfer->mem_stride > 2048)) {
DRM_ERROR("Too large system memory stride.\n");
(xfer->mem_stride > 2048*4)) {
DRM_ERROR("Too large system memory stride. Stride: %d, "
"Length: %d\n", xfer->mem_stride, xfer->line_length);
return DRM_ERR(EINVAL);
}
@ -630,7 +631,8 @@ via_build_sg_info(drm_device_t *dev, drm_via_sg_info_t *vsg, drm_via_dmablit_t *
return DRM_ERR(EINVAL);
}
#else
if ((((unsigned long)xfer->mem_addr & 15) || ((unsigned long)xfer->fb_addr & 15))) {
if ((((unsigned long)xfer->mem_addr & 15) || ((unsigned long)xfer->fb_addr & 3)) ||
(xfer->mem_stride & 15) || (xfer->fb_stride & 3)) {
DRM_ERROR("Invalid DRM bitblt alignment.\n");
return DRM_ERR(EINVAL);
}

4
shared-core/via_drv.h
View File

@ -28,11 +28,11 @@
#define DRIVER_NAME "via"
#define DRIVER_DESC "VIA Unichrome / Pro"
#define DRIVER_DATE "20051022"
#define DRIVER_DATE "20051115"
#define DRIVER_MAJOR 2
#define DRIVER_MINOR 7
#define DRIVER_PATCHLEVEL 2
#define DRIVER_PATCHLEVEL 3
#include "via_verifier.h"