1 // SPDX-License-Identifier: GPL-2.0-only
5  * Fujitsu Carmine/Coral-P(A)/Lime framebuffer driver acceleration support
25 	struct mb862xxfb_par *par = info->par;  in mb862xxfb_write_fifo()
33 			free--;  in mb862xxfb_write_fifo()
50 	if (area->sx >= area->dx && area->sy >= area->dy)  in mb86290fb_copyarea()
52 	else if (area->sx >= area->dx && area->sy <= area->dy)  in mb86290fb_copyarea()
54 	else if (area->sx <= area->dx && area->sy >= area->dy)  in mb86290fb_copyarea()
59 	cmd[3] = (area->sy << 16) | area->sx;  in mb86290fb_copyarea()
60 	cmd[4] = (area->dy << 16) | area->dx;  in mb86290fb_copyarea()
61 	cmd[5] = (area->height << 16) | area->width;  in mb86290fb_copyarea()
66  * Fill in the cmd array /GDC FIFO commands/ to draw a 1bit image.
70 				 u16 width, u16 height, u32 fgcolor,  in mb86290fb_imageblit1()  argument
90 	line = image->data;  in mb86290fb_imageblit1()
91 	bytes = (image->width + 7) >> 3;  in mb86290fb_imageblit1()
97 	cmd[8] = (height << 16) | width;  in mb86290fb_imageblit1()
115  * Fill in the cmd array /GDC FIFO commands/ to draw a 8bit image.
119 				 u16 width, u16 height, u32 fgcolor,  in mb86290fb_imageblit8()  argument
130 	cmd[2] = (height << 16) | width;  in mb86290fb_imageblit8()
133 	line = image->data;  in mb86290fb_imageblit8()
134 	bytes = image->width;  in mb86290fb_imageblit8()
140 			    (((u32 *) (info->pseudo_palette))[*ptr]) & 0xffff;  in mb86290fb_imageblit8()
143 			    ((((u32 *) (info->  in mb86290fb_imageblit8()
154  * Fill in the cmd array /GDC FIFO commands/ to draw a 16bit image.
158 				  u16 width, u16 height, u32 fgcolor,  in mb86290fb_imageblit16()  argument
167 	line = image->data;  in mb86290fb_imageblit16()
168 	bytes = image->width << 1;  in mb86290fb_imageblit16()
173 	cmd[2] = (height << 16) | width;  in mb86290fb_imageblit16()
192 	u16 width = image->width, height = image->height;  in mb86290fb_imageblit()  local
193 	u16 dx = image->dx, dy = image->dy;  in mb86290fb_imageblit()
196 	x2 = image->dx + image->width;  in mb86290fb_imageblit()
197 	y2 = image->dy + image->height;  in mb86290fb_imageblit()
198 	vxres = info->var.xres_virtual;  in mb86290fb_imageblit()
199 	vyres = info->var.yres_virtual;  in mb86290fb_imageblit()
202 	width = x2 - dx;  in mb86290fb_imageblit()
203 	height = y2 - dy;  in mb86290fb_imageblit()
205 	switch (image->depth) {  in mb86290fb_imageblit()
207 		step = (width + 31) >> 5;  in mb86290fb_imageblit()
210 		if (info->fix.visual == FB_VISUAL_TRUECOLOR ||  in mb86290fb_imageblit()
211 		    info->fix.visual == FB_VISUAL_DIRECTCOLOR) {  in mb86290fb_imageblit()
213 			    ((u32 *) (info->pseudo_palette))[image->fg_color];  in mb86290fb_imageblit()
215 			    ((u32 *) (info->pseudo_palette))[image->bg_color];  in mb86290fb_imageblit()
217 			fgcolor = image->fg_color;  in mb86290fb_imageblit()
218 			bgcolor = image->bg_color;  in mb86290fb_imageblit()
224 		step = (width + 1) >> 1;  in mb86290fb_imageblit()
230 		step = (width + 1) >> 1;  in mb86290fb_imageblit()
243 	cmdfn(cmd, step, dx, dy, width, height, fgcolor, bgcolor, image, info);  in mb86290fb_imageblit()
252 	u32 x2, y2, vxres, vyres, height, width, fg;  in mb86290fb_fillrect()  local
255 	vxres = info->var.xres_virtual;  in mb86290fb_fillrect()
256 	vyres = info->var.yres_virtual;  in mb86290fb_fillrect()
258 	if (!rect->width || !rect->height || rect->dx > vxres  in mb86290fb_fillrect()
259 	    || rect->dy > vyres)  in mb86290fb_fillrect()
264 	x2 = rect->dx + rect->width;  in mb86290fb_fillrect()
265 	y2 = rect->dy + rect->height;  in mb86290fb_fillrect()
268 	width = x2 - rect->dx;  in mb86290fb_fillrect()
269 	height = y2 - rect->dy;  in mb86290fb_fillrect()
270 	if (info->fix.visual == FB_VISUAL_TRUECOLOR ||  in mb86290fb_fillrect()
271 	    info->fix.visual == FB_VISUAL_DIRECTCOLOR)  in mb86290fb_fillrect()
272 		fg = ((u32 *) (info->pseudo_palette))[rect->color];  in mb86290fb_fillrect()
274 		fg = rect->color;  in mb86290fb_fillrect()
276 	switch (rect->rop) {  in mb86290fb_fillrect()
296 	cmd[5] = (rect->dy << 16) | (rect->dx);  in mb86290fb_fillrect()
297 	cmd[6] = (height << 16) | width;  in mb86290fb_fillrect()
304 	struct mb862xxfb_par *par = info->par;  in mb862xxfb_init_accel()
306 	if (info->var.bits_per_pixel == 32) {  in mb862xxfb_init_accel()
307 		fbops->fb_fillrect = cfb_fillrect;  in mb862xxfb_init_accel()
308 		fbops->fb_copyarea = cfb_copyarea;  in mb862xxfb_init_accel()
309 		fbops->fb_imageblit = cfb_imageblit;  in mb862xxfb_init_accel()
312 		fbops->fb_fillrect = mb86290fb_fillrect;  in mb862xxfb_init_accel()
313 		fbops->fb_copyarea = mb86290fb_copyarea;  in mb862xxfb_init_accel()
314 		fbops->fb_imageblit = mb86290fb_imageblit;  in mb862xxfb_init_accel()
320 	info->flags |=  in mb862xxfb_init_accel()
323 	info->fix.accel = 0xff;	/*FIXME: add right define */  in mb862xxfb_init_accel()