Cross Reference: /illumos-gate/usr/src/uts/i86pc/io/rootnex.c

Lines Matching defs:sgl
384 static void rootnex_get_sgl(ddi_dma_obj_t *dmar_object, ddi_dma_cookie_t *sgl,
387     ddi_dma_cookie_t *sgl, rootnex_sglinfo_t *sglinfo);
2141 	 * Get the real sgl. rootnex_get_sgl will fill in cookie array while
2143 	 * some additional state about the sgl in the dma struct (i.e. is
2144 	 * the sgl clean, or do we need to do some munging; how many pages
2204 	 * multiple windows, and munge up a sgl to make the device happy.
2345 	 * If we had to allocate space to for the worse case sgl (it didn't
2866  *    Called in bind fastpath to get the sgl. Most of this will be replaced
2870 rootnex_get_sgl(ddi_dma_obj_t *dmar_object, ddi_dma_cookie_t *sgl,
2975 	sgl[cnt].dmac_laddress = raddr;
2976 	sgl[cnt].dmac_size = psize;
2977 	sgl[cnt].dmac_type = 0;
3004 		sgl[cnt].dmac_type = ROOTNEX_USES_COPYBUF;
3007 			sgl[cnt].dmac_laddress = 0;
3008 			sgl[cnt].dmac_size = 0;
3009 			sgl[cnt].dmac_type = 0;
3063 			if (sgl[cnt].dmac_size != 0) {
3066 			sgl[cnt].dmac_laddress = raddr;
3067 			sgl[cnt].dmac_size = psize;
3069 			sgl[cnt].dmac_type = ROOTNEX_USES_COPYBUF;
3075 			sgl[cnt].dmac_type = ROOTNEX_USES_COPYBUF |
3081 				sgl[cnt].dmac_laddress = 0;
3082 				sgl[cnt].dmac_size = 0;
3083 				sgl[cnt].dmac_type = 0;
3089 		 * puts us over the max cookie size, or the current sgl doesn't
3094 		    ((sgl[cnt].dmac_size + psize) > maxseg) ||
3095 		    (sgl[cnt].dmac_size == 0)) {
3100 			if (sgl[cnt].dmac_size != 0) {
3105 			sgl[cnt].dmac_laddress = raddr;
3106 			sgl[cnt].dmac_size = psize;
3108 			sgl[cnt].dmac_type = 0;
3114 			sgl[cnt].dmac_type = dmar_object->dmao_size - size;
3123 			sgl[cnt].dmac_size += psize;
3129 			if (((sgl[cnt].dmac_size + psize) == maxseg) &&
3132 				sgl[cnt].dmac_laddress = 0;
3133 				sgl[cnt].dmac_size = 0;
3134 				sgl[cnt].dmac_type = 0;
3147 	/* we're done, save away how many cookies the sgl has */
3148 	if (sgl[cnt].dmac_size == 0) {
3157 rootnex_dvma_get_sgl(ddi_dma_obj_t *dmar_object, ddi_dma_cookie_t *sgl,
3188 	sgl[cnt].dmac_laddress = paddr;
3189 	sgl[cnt].dmac_size = psize;
3190 	sgl[cnt].dmac_type = 0;
3208 		    ((sgl[cnt].dmac_size + psize) > maxseg) ||
3209 		    (sgl[cnt].dmac_size == 0)) {
3214 			if (sgl[cnt].dmac_size != 0) {
3219 			sgl[cnt].dmac_laddress = paddr;
3220 			sgl[cnt].dmac_size = psize;
3221 			sgl[cnt].dmac_type = 0;
3223 			sgl[cnt].dmac_size += psize;
3229 			if (((sgl[cnt].dmac_size + psize) == maxseg) &&
3232 				sgl[cnt].dmac_laddress = 0;
3233 				sgl[cnt].dmac_size = 0;
3234 				sgl[cnt].dmac_type = 0;
3240 	/* we're done, save away how many cookies the sgl has */
3241 	if (sgl[cnt].dmac_size == 0) {
3250  *    Call in the bind path if the calling driver can't use the sgl without
3290 	 * if we need to trim the buffers when we munge the sgl.
3652 	 * left in the pre-allocted state or the dynamically allocated sgl.
3819  *    Called in the bind slow path when the sgl uses the copy buffer. If any of
3820  *    the sgl uses the copy buffer, we need to go through each cookie, figure
4068  *    this case == since we start at 0 and sgllen starts at 1) the maximum sgl