diff options
Diffstat (limited to 'drivers/gpu/drm/drm_format_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_format_helper.c | 215 |
1 files changed, 162 insertions, 53 deletions
diff --git a/drivers/gpu/drm/drm_format_helper.c b/drivers/gpu/drm/drm_format_helper.c index f93a4efce..b1be458ed 100644 --- a/drivers/gpu/drm/drm_format_helper.c +++ b/drivers/gpu/drm/drm_format_helper.c @@ -20,6 +20,97 @@ #include <drm/drm_print.h> #include <drm/drm_rect.h> +/** + * drm_format_conv_state_init - Initialize format-conversion state + * @state: The state to initialize + * + * Clears all fields in struct drm_format_conv_state. The state will + * be empty with no preallocated resources. + */ +void drm_format_conv_state_init(struct drm_format_conv_state *state) +{ + state->tmp.mem = NULL; + state->tmp.size = 0; + state->tmp.preallocated = false; +} +EXPORT_SYMBOL(drm_format_conv_state_init); + +/** + * drm_format_conv_state_copy - Copy format-conversion state + * @state: Destination state + * @old_state: Source state + * + * Copies format-conversion state from @old_state to @state; except for + * temporary storage. + */ +void drm_format_conv_state_copy(struct drm_format_conv_state *state, + const struct drm_format_conv_state *old_state) +{ + /* + * So far, there's only temporary storage here, which we don't + * duplicate. Just clear the fields. + */ + state->tmp.mem = NULL; + state->tmp.size = 0; + state->tmp.preallocated = false; +} +EXPORT_SYMBOL(drm_format_conv_state_copy); + +/** + * drm_format_conv_state_reserve - Allocates storage for format conversion + * @state: The format-conversion state + * @new_size: The minimum allocation size + * @flags: Flags for kmalloc() + * + * Allocates at least @new_size bytes and returns a pointer to the memory + * range. After calling this function, previously returned memory blocks + * are invalid. It's best to collect all memory requirements of a format + * conversion and call this function once to allocate the range. + * + * Returns: + * A pointer to the allocated memory range, or NULL otherwise. + */ +void *drm_format_conv_state_reserve(struct drm_format_conv_state *state, + size_t new_size, gfp_t flags) +{ + void *mem; + + if (new_size <= state->tmp.size) + goto out; + else if (state->tmp.preallocated) + return NULL; + + mem = krealloc(state->tmp.mem, new_size, flags); + if (!mem) + return NULL; + + state->tmp.mem = mem; + state->tmp.size = new_size; + +out: + return state->tmp.mem; +} +EXPORT_SYMBOL(drm_format_conv_state_reserve); + +/** + * drm_format_conv_state_release - Releases an format-conversion storage + * @state: The format-conversion state + * + * Releases the memory range references by the format-conversion state. + * After this call, all pointers to the memory are invalid. Prefer + * drm_format_conv_state_init() for cleaning up and unloading a driver. + */ +void drm_format_conv_state_release(struct drm_format_conv_state *state) +{ + if (state->tmp.preallocated) + return; + + kfree(state->tmp.mem); + state->tmp.mem = NULL; + state->tmp.size = 0; +} +EXPORT_SYMBOL(drm_format_conv_state_release); + static unsigned int clip_offset(const struct drm_rect *clip, unsigned int pitch, unsigned int cpp) { return clip->y1 * pitch + clip->x1 * cpp; @@ -45,6 +136,7 @@ EXPORT_SYMBOL(drm_fb_clip_offset); static int __drm_fb_xfrm(void *dst, unsigned long dst_pitch, unsigned long dst_pixsize, const void *vaddr, const struct drm_framebuffer *fb, const struct drm_rect *clip, bool vaddr_cached_hint, + struct drm_format_conv_state *state, void (*xfrm_line)(void *dbuf, const void *sbuf, unsigned int npixels)) { unsigned long linepixels = drm_rect_width(clip); @@ -60,7 +152,7 @@ static int __drm_fb_xfrm(void *dst, unsigned long dst_pitch, unsigned long dst_p * one line at a time. */ if (!vaddr_cached_hint) { - stmp = kmalloc(sbuf_len, GFP_KERNEL); + stmp = drm_format_conv_state_reserve(state, sbuf_len, GFP_KERNEL); if (!stmp) return -ENOMEM; } @@ -79,8 +171,6 @@ static int __drm_fb_xfrm(void *dst, unsigned long dst_pitch, unsigned long dst_p dst += dst_pitch; } - kfree(stmp); - return 0; } @@ -88,6 +178,7 @@ static int __drm_fb_xfrm(void *dst, unsigned long dst_pitch, unsigned long dst_p static int __drm_fb_xfrm_toio(void __iomem *dst, unsigned long dst_pitch, unsigned long dst_pixsize, const void *vaddr, const struct drm_framebuffer *fb, const struct drm_rect *clip, bool vaddr_cached_hint, + struct drm_format_conv_state *state, void (*xfrm_line)(void *dbuf, const void *sbuf, unsigned int npixels)) { unsigned long linepixels = drm_rect_width(clip); @@ -101,9 +192,9 @@ static int __drm_fb_xfrm_toio(void __iomem *dst, unsigned long dst_pitch, unsign void *dbuf; if (vaddr_cached_hint) { - dbuf = kmalloc(dbuf_len, GFP_KERNEL); + dbuf = drm_format_conv_state_reserve(state, dbuf_len, GFP_KERNEL); } else { - dbuf = kmalloc(stmp_off + sbuf_len, GFP_KERNEL); + dbuf = drm_format_conv_state_reserve(state, stmp_off + sbuf_len, GFP_KERNEL); stmp = dbuf + stmp_off; } if (!dbuf) @@ -124,8 +215,6 @@ static int __drm_fb_xfrm_toio(void __iomem *dst, unsigned long dst_pitch, unsign dst += dst_pitch; } - kfree(dbuf); - return 0; } @@ -134,6 +223,7 @@ static int drm_fb_xfrm(struct iosys_map *dst, const unsigned int *dst_pitch, const u8 *dst_pixsize, const struct iosys_map *src, const struct drm_framebuffer *fb, const struct drm_rect *clip, bool vaddr_cached_hint, + struct drm_format_conv_state *state, void (*xfrm_line)(void *dbuf, const void *sbuf, unsigned int npixels)) { static const unsigned int default_dst_pitch[DRM_FORMAT_MAX_PLANES] = { @@ -146,10 +236,12 @@ static int drm_fb_xfrm(struct iosys_map *dst, /* TODO: handle src in I/O memory here */ if (dst[0].is_iomem) return __drm_fb_xfrm_toio(dst[0].vaddr_iomem, dst_pitch[0], dst_pixsize[0], - src[0].vaddr, fb, clip, vaddr_cached_hint, xfrm_line); + src[0].vaddr, fb, clip, vaddr_cached_hint, state, + xfrm_line); else return __drm_fb_xfrm(dst[0].vaddr, dst_pitch[0], dst_pixsize[0], - src[0].vaddr, fb, clip, vaddr_cached_hint, xfrm_line); + src[0].vaddr, fb, clip, vaddr_cached_hint, state, + xfrm_line); } /** @@ -235,6 +327,7 @@ static void drm_fb_swab32_line(void *dbuf, const void *sbuf, unsigned int pixels * @fb: DRM framebuffer * @clip: Clip rectangle area to copy * @cached: Source buffer is mapped cached (eg. not write-combined) + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory and swaps per-pixel * bytes during the process. Destination and framebuffer formats must match. The @@ -249,7 +342,8 @@ static void drm_fb_swab32_line(void *dbuf, const void *sbuf, unsigned int pixels */ void drm_fb_swab(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip, bool cached) + const struct drm_rect *clip, bool cached, + struct drm_format_conv_state *state) { const struct drm_format_info *format = fb->format; u8 cpp = DIV_ROUND_UP(drm_format_info_bpp(format, 0), 8); @@ -268,7 +362,7 @@ void drm_fb_swab(struct iosys_map *dst, const unsigned int *dst_pitch, return; } - drm_fb_xfrm(dst, dst_pitch, &cpp, src, fb, clip, cached, swab_line); + drm_fb_xfrm(dst, dst_pitch, &cpp, src, fb, clip, cached, state, swab_line); } EXPORT_SYMBOL(drm_fb_swab); @@ -295,6 +389,7 @@ static void drm_fb_xrgb8888_to_rgb332_line(void *dbuf, const void *sbuf, unsigne * @src: Array of XRGB8888 source buffers * @fb: DRM framebuffer * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory and converts the * color format during the process. Destination and framebuffer formats must match. The @@ -309,13 +404,13 @@ static void drm_fb_xrgb8888_to_rgb332_line(void *dbuf, const void *sbuf, unsigne */ void drm_fb_xrgb8888_to_rgb332(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, struct drm_format_conv_state *state) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 1, }; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, drm_fb_xrgb8888_to_rgb332_line); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_rgb332); @@ -364,6 +459,7 @@ static void drm_fb_xrgb8888_to_rgb565_swab_line(void *dbuf, const void *sbuf, * @src: Array of XRGB8888 source buffer * @fb: DRM framebuffer * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * @swab: Swap bytes * * This function copies parts of a framebuffer to display memory and converts the @@ -379,7 +475,8 @@ static void drm_fb_xrgb8888_to_rgb565_swab_line(void *dbuf, const void *sbuf, */ void drm_fb_xrgb8888_to_rgb565(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip, bool swab) + const struct drm_rect *clip, struct drm_format_conv_state *state, + bool swab) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 2, @@ -392,7 +489,7 @@ void drm_fb_xrgb8888_to_rgb565(struct iosys_map *dst, const unsigned int *dst_pi else xfrm_line = drm_fb_xrgb8888_to_rgb565_line; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, xfrm_line); + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, xfrm_line); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_rgb565); @@ -421,6 +518,7 @@ static void drm_fb_xrgb8888_to_xrgb1555_line(void *dbuf, const void *sbuf, unsig * @src: Array of XRGB8888 source buffer * @fb: DRM framebuffer * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory and converts * the color format during the process. The parameters @dst, @dst_pitch and @@ -436,13 +534,13 @@ static void drm_fb_xrgb8888_to_xrgb1555_line(void *dbuf, const void *sbuf, unsig */ void drm_fb_xrgb8888_to_xrgb1555(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, struct drm_format_conv_state *state) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 2, }; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, drm_fb_xrgb8888_to_xrgb1555_line); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_xrgb1555); @@ -473,6 +571,7 @@ static void drm_fb_xrgb8888_to_argb1555_line(void *dbuf, const void *sbuf, unsig * @src: Array of XRGB8888 source buffer * @fb: DRM framebuffer * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory and converts * the color format during the process. The parameters @dst, @dst_pitch and @@ -488,13 +587,13 @@ static void drm_fb_xrgb8888_to_argb1555_line(void *dbuf, const void *sbuf, unsig */ void drm_fb_xrgb8888_to_argb1555(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, struct drm_format_conv_state *state) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 2, }; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, drm_fb_xrgb8888_to_argb1555_line); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_argb1555); @@ -525,6 +624,7 @@ static void drm_fb_xrgb8888_to_rgba5551_line(void *dbuf, const void *sbuf, unsig * @src: Array of XRGB8888 source buffer * @fb: DRM framebuffer * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory and converts * the color format during the process. The parameters @dst, @dst_pitch and @@ -540,13 +640,13 @@ static void drm_fb_xrgb8888_to_rgba5551_line(void *dbuf, const void *sbuf, unsig */ void drm_fb_xrgb8888_to_rgba5551(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, struct drm_format_conv_state *state) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 2, }; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, drm_fb_xrgb8888_to_rgba5551_line); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_rgba5551); @@ -575,6 +675,7 @@ static void drm_fb_xrgb8888_to_rgb888_line(void *dbuf, const void *sbuf, unsigne * @src: Array of XRGB8888 source buffers * @fb: DRM framebuffer * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory and converts the * color format during the process. Destination and framebuffer formats must match. The @@ -590,13 +691,13 @@ static void drm_fb_xrgb8888_to_rgb888_line(void *dbuf, const void *sbuf, unsigne */ void drm_fb_xrgb8888_to_rgb888(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, struct drm_format_conv_state *state) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 3, }; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, drm_fb_xrgb8888_to_rgb888_line); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_rgb888); @@ -623,6 +724,7 @@ static void drm_fb_xrgb8888_to_argb8888_line(void *dbuf, const void *sbuf, unsig * @src: Array of XRGB8888 source buffer * @fb: DRM framebuffer * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory and converts the * color format during the process. The parameters @dst, @dst_pitch and @src refer @@ -638,13 +740,13 @@ static void drm_fb_xrgb8888_to_argb8888_line(void *dbuf, const void *sbuf, unsig */ void drm_fb_xrgb8888_to_argb8888(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, struct drm_format_conv_state *state) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 4, }; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, drm_fb_xrgb8888_to_argb8888_line); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_argb8888); @@ -669,13 +771,14 @@ static void drm_fb_xrgb8888_to_abgr8888_line(void *dbuf, const void *sbuf, unsig static void drm_fb_xrgb8888_to_abgr8888(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, + struct drm_format_conv_state *state) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 4, }; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, drm_fb_xrgb8888_to_abgr8888_line); } @@ -699,13 +802,14 @@ static void drm_fb_xrgb8888_to_xbgr8888_line(void *dbuf, const void *sbuf, unsig static void drm_fb_xrgb8888_to_xbgr8888(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, + struct drm_format_conv_state *state) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 4, }; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, drm_fb_xrgb8888_to_xbgr8888_line); } @@ -735,6 +839,7 @@ static void drm_fb_xrgb8888_to_xrgb2101010_line(void *dbuf, const void *sbuf, un * @src: Array of XRGB8888 source buffers * @fb: DRM framebuffer * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory and converts the * color format during the process. Destination and framebuffer formats must match. The @@ -750,13 +855,14 @@ static void drm_fb_xrgb8888_to_xrgb2101010_line(void *dbuf, const void *sbuf, un */ void drm_fb_xrgb8888_to_xrgb2101010(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, + struct drm_format_conv_state *state) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 4, }; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, drm_fb_xrgb8888_to_xrgb2101010_line); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_xrgb2101010); @@ -788,6 +894,7 @@ static void drm_fb_xrgb8888_to_argb2101010_line(void *dbuf, const void *sbuf, un * @src: Array of XRGB8888 source buffers * @fb: DRM framebuffer * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory and converts * the color format during the process. The parameters @dst, @dst_pitch and @@ -803,13 +910,14 @@ static void drm_fb_xrgb8888_to_argb2101010_line(void *dbuf, const void *sbuf, un */ void drm_fb_xrgb8888_to_argb2101010(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, + struct drm_format_conv_state *state) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 4, }; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, drm_fb_xrgb8888_to_argb2101010_line); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_argb2101010); @@ -839,6 +947,7 @@ static void drm_fb_xrgb8888_to_gray8_line(void *dbuf, const void *sbuf, unsigned * @src: Array of XRGB8888 source buffers * @fb: DRM framebuffer * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory and converts the * color format during the process. Destination and framebuffer formats must match. The @@ -858,13 +967,13 @@ static void drm_fb_xrgb8888_to_gray8_line(void *dbuf, const void *sbuf, unsigned */ void drm_fb_xrgb8888_to_gray8(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, struct drm_format_conv_state *state) { static const u8 dst_pixsize[DRM_FORMAT_MAX_PLANES] = { 1, }; - drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, + drm_fb_xfrm(dst, dst_pitch, dst_pixsize, src, fb, clip, false, state, drm_fb_xrgb8888_to_gray8_line); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_gray8); @@ -878,6 +987,7 @@ EXPORT_SYMBOL(drm_fb_xrgb8888_to_gray8); * @src: The framebuffer memory to copy from * @fb: The framebuffer to copy from * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory. If the * formats of the display and the framebuffer mismatch, the blit function @@ -896,7 +1006,7 @@ EXPORT_SYMBOL(drm_fb_xrgb8888_to_gray8); */ int drm_fb_blit(struct iosys_map *dst, const unsigned int *dst_pitch, uint32_t dst_format, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, struct drm_format_conv_state *state) { uint32_t fb_format = fb->format->format; @@ -904,44 +1014,44 @@ int drm_fb_blit(struct iosys_map *dst, const unsigned int *dst_pitch, uint32_t d drm_fb_memcpy(dst, dst_pitch, src, fb, clip); return 0; } else if (fb_format == (dst_format | DRM_FORMAT_BIG_ENDIAN)) { - drm_fb_swab(dst, dst_pitch, src, fb, clip, false); + drm_fb_swab(dst, dst_pitch, src, fb, clip, false, state); return 0; } else if (fb_format == (dst_format & ~DRM_FORMAT_BIG_ENDIAN)) { - drm_fb_swab(dst, dst_pitch, src, fb, clip, false); + drm_fb_swab(dst, dst_pitch, src, fb, clip, false, state); return 0; } else if (fb_format == DRM_FORMAT_XRGB8888) { if (dst_format == DRM_FORMAT_RGB565) { - drm_fb_xrgb8888_to_rgb565(dst, dst_pitch, src, fb, clip, false); + drm_fb_xrgb8888_to_rgb565(dst, dst_pitch, src, fb, clip, state, false); return 0; } else if (dst_format == DRM_FORMAT_XRGB1555) { - drm_fb_xrgb8888_to_xrgb1555(dst, dst_pitch, src, fb, clip); + drm_fb_xrgb8888_to_xrgb1555(dst, dst_pitch, src, fb, clip, state); return 0; } else if (dst_format == DRM_FORMAT_ARGB1555) { - drm_fb_xrgb8888_to_argb1555(dst, dst_pitch, src, fb, clip); + drm_fb_xrgb8888_to_argb1555(dst, dst_pitch, src, fb, clip, state); return 0; } else if (dst_format == DRM_FORMAT_RGBA5551) { - drm_fb_xrgb8888_to_rgba5551(dst, dst_pitch, src, fb, clip); + drm_fb_xrgb8888_to_rgba5551(dst, dst_pitch, src, fb, clip, state); return 0; } else if (dst_format == DRM_FORMAT_RGB888) { - drm_fb_xrgb8888_to_rgb888(dst, dst_pitch, src, fb, clip); + drm_fb_xrgb8888_to_rgb888(dst, dst_pitch, src, fb, clip, state); return 0; } else if (dst_format == DRM_FORMAT_ARGB8888) { - drm_fb_xrgb8888_to_argb8888(dst, dst_pitch, src, fb, clip); + drm_fb_xrgb8888_to_argb8888(dst, dst_pitch, src, fb, clip, state); return 0; } else if (dst_format == DRM_FORMAT_XBGR8888) { - drm_fb_xrgb8888_to_xbgr8888(dst, dst_pitch, src, fb, clip); + drm_fb_xrgb8888_to_xbgr8888(dst, dst_pitch, src, fb, clip, state); return 0; } else if (dst_format == DRM_FORMAT_ABGR8888) { - drm_fb_xrgb8888_to_abgr8888(dst, dst_pitch, src, fb, clip); + drm_fb_xrgb8888_to_abgr8888(dst, dst_pitch, src, fb, clip, state); return 0; } else if (dst_format == DRM_FORMAT_XRGB2101010) { - drm_fb_xrgb8888_to_xrgb2101010(dst, dst_pitch, src, fb, clip); + drm_fb_xrgb8888_to_xrgb2101010(dst, dst_pitch, src, fb, clip, state); return 0; } else if (dst_format == DRM_FORMAT_ARGB2101010) { - drm_fb_xrgb8888_to_argb2101010(dst, dst_pitch, src, fb, clip); + drm_fb_xrgb8888_to_argb2101010(dst, dst_pitch, src, fb, clip, state); return 0; } else if (dst_format == DRM_FORMAT_BGRX8888) { - drm_fb_swab(dst, dst_pitch, src, fb, clip, false); + drm_fb_swab(dst, dst_pitch, src, fb, clip, false, state); return 0; } } @@ -978,6 +1088,7 @@ static void drm_fb_gray8_to_mono_line(void *dbuf, const void *sbuf, unsigned int * @src: Array of XRGB8888 source buffers * @fb: DRM framebuffer * @clip: Clip rectangle area to copy + * @state: Transform and conversion state * * This function copies parts of a framebuffer to display memory and converts the * color format during the process. Destination and framebuffer formats must match. The @@ -1002,7 +1113,7 @@ static void drm_fb_gray8_to_mono_line(void *dbuf, const void *sbuf, unsigned int */ void drm_fb_xrgb8888_to_mono(struct iosys_map *dst, const unsigned int *dst_pitch, const struct iosys_map *src, const struct drm_framebuffer *fb, - const struct drm_rect *clip) + const struct drm_rect *clip, struct drm_format_conv_state *state) { static const unsigned int default_dst_pitch[DRM_FORMAT_MAX_PLANES] = { 0, 0, 0, 0 @@ -1042,7 +1153,7 @@ void drm_fb_xrgb8888_to_mono(struct iosys_map *dst, const unsigned int *dst_pitc * Allocate a buffer to be used for both copying from the cma * memory and to store the intermediate grayscale line pixels. */ - src32 = kmalloc(len_src32 + linepixels, GFP_KERNEL); + src32 = drm_format_conv_state_reserve(state, len_src32 + linepixels, GFP_KERNEL); if (!src32) return; @@ -1056,8 +1167,6 @@ void drm_fb_xrgb8888_to_mono(struct iosys_map *dst, const unsigned int *dst_pitc vaddr += fb->pitches[0]; mono += dst_pitch_0; } - - kfree(src32); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_mono); |