Attachment 134056 Details for Bug 102552 – Updated version with changes related only to *_supported functions.

[patch] Updated version with changes related only to *_supported functions.

0001-gallium-r600-radeonsi-Fix-segfault-with-color-format.patch (text/plain), 3.16 KB, created by Pauk Denis on 2017-09-07 18:51:32 UTC

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Creator: Pauk Denis

Created: 2017-09-07 18:51:32 UTC

Size: 3.16 KB

patch

obsolete

>From 4f26a3be63bcf68c9ad65b0bd82d41cdff7d4e4e Mon Sep 17 00:00:00 2001
>From: Denis Pauk <pauk.denis@gmail.com>
>Date: Thu, 7 Sep 2017 21:40:38 +0300
>Subject: [PATCH] gallium/{r600,radeonsi}: Fix segfault with color format
>
>Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=102552
>---
> src/gallium/auxiliary/util/u_format.c        | 4 ++++
> src/gallium/drivers/r600/r600_state_common.c | 4 ++++
> src/gallium/drivers/radeonsi/si_state.c      | 7 +++++++
> 3 files changed, 15 insertions(+)
>
>diff --git a/src/gallium/auxiliary/util/u_format.c b/src/gallium/auxiliary/util/u_format.c
>index 3d281905ce..a6d42a428d 100644
>--- a/src/gallium/auxiliary/util/u_format.c
>+++ b/src/gallium/auxiliary/util/u_format.c
>@@ -238,6 +238,10 @@ util_format_is_subsampled_422(enum pipe_format format)
> boolean
> util_format_is_supported(enum pipe_format format, unsigned bind)
> {
>+   if (format >= PIPE_FORMAT_COUNT) {
>+      return FALSE;
>+   }
>+
>    if (util_format_is_s3tc(format) && !util_format_s3tc_enabled) {
>       return FALSE;
>    }
>diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c
>index c1bce8304b..1515c28091 100644
>--- a/src/gallium/drivers/r600/r600_state_common.c
>+++ b/src/gallium/drivers/r600/r600_state_common.c
>@@ -2284,6 +2284,8 @@ uint32_t r600_translate_texformat(struct pipe_screen *screen,
> 		format = PIPE_FORMAT_A4R4_UNORM;
> 
> 	desc = util_format_description(format);
>+	if (!desc)
>+		goto out_unknown;
> 
> 	/* Depth and stencil swizzling is handled separately. */
> 	if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS) {
>@@ -2650,6 +2652,8 @@ uint32_t r600_translate_colorformat(enum chip_class chip, enum pipe_format forma
> 	const struct util_format_description *desc = util_format_description(format);
> 	int channel = util_format_get_first_non_void_channel(format);
> 	bool is_float;
>+	if (!desc)
>+		return ~0U;
> 
> #define HAS_SIZE(x,y,z,w) \
> 	(desc->channel[0].size == (x) && desc->channel[1].size == (y) && \
>diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
>index ee070107fd..badde54c8c 100644
>--- a/src/gallium/drivers/radeonsi/si_state.c
>+++ b/src/gallium/drivers/radeonsi/si_state.c
>@@ -1292,6 +1292,8 @@ static void si_emit_db_render_state(struct si_context *sctx, struct r600_atom *s
> static uint32_t si_translate_colorformat(enum pipe_format format)
> {
> 	const struct util_format_description *desc = util_format_description(format);
>+	if (!desc)
>+		return V_028C70_COLOR_INVALID;
> 
> #define HAS_SIZE(x,y,z,w) \
> 	(desc->channel[0].size == (x) && desc->channel[1].size == (y) && \
>@@ -1442,6 +1444,9 @@ static uint32_t si_translate_texformat(struct pipe_screen *screen,
> 	bool uniform = true;
> 	int i;
> 
>+	if (!desc)
>+		goto out_unknown;
>+
> 	/* Colorspace (return non-RGB formats directly). */
> 	switch (desc->colorspace) {
> 	/* Depth stencil formats */
>@@ -1925,6 +1930,8 @@ static unsigned si_is_vertex_format_supported(struct pipe_screen *screen,
> 			  PIPE_BIND_VERTEX_BUFFER)) == 0);
> 
> 	desc = util_format_description(format);
>+	if (!desc)
>+		return 0;
> 
> 	/* There are no native 8_8_8 or 16_16_16 data formats, and we currently
> 	 * select 8_8_8_8 and 16_16_16_16 instead. This works reasonably well
>-- 
>2.14.1
>

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