From a5e2a173ddd6766650afe779de08b4585f132c18 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Tue, 23 Feb 2016 23:24:12 +0100 Subject: [PATCH] winsys/radeon: drop support for DRM 2.12.0 (kernel < 3.2) MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit in order to make some winsys interface changes easier This distros should use new DRM if they want to use new Mesa: Distro kernel mesa eol SLES 10 2.6.16 6.4.2 2016-07 SLED 11 3.0 9.0.3 2022-03 RHEL 5 2.6.18 6.5.1 2017-03 RHEL 6 2.6.32 10.4.3 2020-11 Debian 6 2.6.32 7.7.1 2016-02 Reviewed-by: Michel Dänzer --- src/gallium/drivers/radeon/radeon_winsys.h | 16 +------ .../winsys/radeon/drm/radeon_drm_winsys.c | 42 ++++++++----------- 2 files changed, 18 insertions(+), 40 deletions(-) diff --git a/src/gallium/drivers/radeon/radeon_winsys.h b/src/gallium/drivers/radeon/radeon_winsys.h index 7329ceedf04..1160d235062 100644 --- a/src/gallium/drivers/radeon/radeon_winsys.h +++ b/src/gallium/drivers/radeon/radeon_winsys.h @@ -26,24 +26,10 @@ /* The public winsys interface header for the radeon driver. */ -/* R300 features in DRM. - * - * 2.6.0: - * - Hyper-Z - * - GB_Z_PEQ_CONFIG on rv350->r4xx - * - R500 FG_ALPHA_VALUE - * - * 2.8.0: - * - R500 US_FORMAT regs - * - R500 ARGB2101010 colorbuffer - * - CMask and AA regs - * - R16F/RG16F - */ - #include "pipebuffer/pb_buffer.h" #define RADEON_FLUSH_ASYNC (1 << 0) -#define RADEON_FLUSH_KEEP_TILING_FLAGS (1 << 1) /* needs DRM 2.12.0 */ +#define RADEON_FLUSH_KEEP_TILING_FLAGS (1 << 1) #define RADEON_FLUSH_END_OF_FRAME (1 << 2) /* Tiling flags. */ diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c index 8151c447065..1accc6a1863 100644 --- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c +++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c @@ -174,9 +174,9 @@ static boolean do_winsys_init(struct radeon_drm_winsys *ws) /* Get DRM version. */ version = drmGetVersion(ws->fd); if (version->version_major != 2 || - version->version_minor < 3) { + version->version_minor < 12) { fprintf(stderr, "%s: DRM version is %d.%d.%d but this driver is " - "only compatible with 2.3.x (kernel 2.6.34) or later.\n", + "only compatible with 2.12.0 (kernel 3.2) or later.\n", __FUNCTION__, version->version_major, version->version_minor, @@ -374,8 +374,7 @@ static boolean do_winsys_init(struct radeon_drm_winsys *ws) else if (ws->gen >= DRV_R600) { uint32_t tiling_config = 0; - if (ws->info.drm_minor >= 9 && - !radeon_get_drm_value(ws->fd, RADEON_INFO_NUM_BACKENDS, + if (!radeon_get_drm_value(ws->fd, RADEON_INFO_NUM_BACKENDS, "num backends", &ws->info.num_render_backends)) return FALSE; @@ -401,27 +400,20 @@ static boolean do_winsys_init(struct radeon_drm_winsys *ws) ws->info.pipe_interleave_bytes = ws->info.chip_class >= EVERGREEN ? 512 : 256; - if (ws->info.drm_minor >= 11) { - radeon_get_drm_value(ws->fd, RADEON_INFO_NUM_TILE_PIPES, NULL, - &ws->info.num_tile_pipes); - - /* "num_tiles_pipes" must be equal to the number of pipes (Px) in the - * pipe config field of the GB_TILE_MODE array. Only one card (Tahiti) - * reports a different value (12). Fix it by setting what's in the - * GB_TILE_MODE array (8). - */ - if (ws->gen == DRV_SI && ws->info.num_tile_pipes == 12) - ws->info.num_tile_pipes = 8; - - if (radeon_get_drm_value(ws->fd, RADEON_INFO_BACKEND_MAP, NULL, - &ws->info.r600_gb_backend_map)) - ws->info.r600_gb_backend_map_valid = TRUE; - } else { - ws->info.num_tile_pipes = - ws->info.chip_class >= EVERGREEN ? - 1 << (tiling_config & 0xf) : - 1 << ((tiling_config & 0xe) >> 1); - } + radeon_get_drm_value(ws->fd, RADEON_INFO_NUM_TILE_PIPES, NULL, + &ws->info.num_tile_pipes); + + /* "num_tiles_pipes" must be equal to the number of pipes (Px) in the + * pipe config field of the GB_TILE_MODE array. Only one card (Tahiti) + * reports a different value (12). Fix it by setting what's in the + * GB_TILE_MODE array (8). + */ + if (ws->gen == DRV_SI && ws->info.num_tile_pipes == 12) + ws->info.num_tile_pipes = 8; + + if (radeon_get_drm_value(ws->fd, RADEON_INFO_BACKEND_MAP, NULL, + &ws->info.r600_gb_backend_map)) + ws->info.r600_gb_backend_map_valid = TRUE; ws->info.has_virtual_memory = FALSE; if (ws->info.drm_minor >= 13) { -- 2.30.2