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BAYES_HAM(-3.00)[100.00%]; SUSPICIOUS_RECIPS(1.50)[]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_MISSING_CHARSET(0.50)[]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:dkim,suse.de:mid,suse.de:email,imap1.dmz-prg2.suse.org:rdns,imap1.dmz-prg2.suse.org:helo]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FUZZY_BLOCKED(0.00)[rspamd.com]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_TO(0.00)[linux.intel.com,kernel.org,gmail.com,ffwll.ch]; RCPT_COUNT_TWELVE(0.00)[20]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; ASN(0.00)[asn:25478, ipnet:::/0, country:RU]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; R_RATELIMIT(0.00)[to_ip_from(RLqtkr6cif1ebgurukgmwdm7xc)]; RCVD_TLS_ALL(0.00)[]; DKIM_TRACE(0.00)[suse.de:+]; TO_DN_SOME(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com] X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Spam-Flag: NO X-Spam-Level: Call drm_mode_size_dumb() to compute dumb-buffer scanline pitch and buffer size. Align the pitch according to hardware requirements. Signed-off-by: Thomas Zimmermann Reviewed-by: Sui Jingfeng Cc: Sui Jingfeng --- drivers/gpu/drm/loongson/lsdc_gem.c | 29 ++++++++--------------------- 1 file changed, 8 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/loongson/lsdc_gem.c b/drivers/gpu/drm/loongson/lsdc_gem.c index a720d8f53209..9f982b85301f 100644 --- a/drivers/gpu/drm/loongson/lsdc_gem.c +++ b/drivers/gpu/drm/loongson/lsdc_gem.c @@ -6,6 +6,7 @@ #include #include +#include #include #include #include @@ -204,45 +205,31 @@ int lsdc_dumb_create(struct drm_file *file, struct drm_device *ddev, const struct lsdc_desc *descp = ldev->descp; u32 domain = LSDC_GEM_DOMAIN_VRAM; struct drm_gem_object *gobj; - size_t size; - u32 pitch; - u32 handle; int ret; - if (!args->width || !args->height) - return -EINVAL; - - if (args->bpp != 32 && args->bpp != 16) - return -EINVAL; - - pitch = args->width * args->bpp / 8; - pitch = ALIGN(pitch, descp->pitch_align); - size = pitch * args->height; - size = ALIGN(size, PAGE_SIZE); + ret = drm_mode_size_dumb(ddev, args, descp->pitch_align, 0); + if (ret) + return ret; /* Maximum single bo size allowed is the half vram size available */ - if (size > ldev->vram_size / 2) { - drm_err(ddev, "Requesting(%zuMiB) failed\n", size >> 20); + if (args->size > ldev->vram_size / 2) { + drm_err(ddev, "Requesting(%zuMiB) failed\n", (size_t)(args->size >> PAGE_SHIFT)); return -ENOMEM; } - gobj = lsdc_gem_object_create(ddev, domain, size, false, NULL, NULL); + gobj = lsdc_gem_object_create(ddev, domain, args->size, false, NULL, NULL); if (IS_ERR(gobj)) { drm_err(ddev, "Failed to create gem object\n"); return PTR_ERR(gobj); } - ret = drm_gem_handle_create(file, gobj, &handle); + ret = drm_gem_handle_create(file, gobj, &args->handle); /* drop reference from allocate, handle holds it now */ drm_gem_object_put(gobj); if (ret) return ret; - args->pitch = pitch; - args->size = size; - args->handle = handle; - return 0; }